diff options
Diffstat (limited to 'include/asm-s390')
104 files changed, 0 insertions, 12720 deletions
diff --git a/include/asm-s390/a.out.h b/include/asm-s390/a.out.h deleted file mode 100644 index 72adee6ef33..00000000000 --- a/include/asm-s390/a.out.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * include/asm-s390/a.out.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * - * Derived from "include/asm-i386/a.out.h" - * Copyright (C) 1992, Linus Torvalds - * - * I don't think we'll ever need a.out ... - */ - -#ifndef __S390_A_OUT_H__ -#define __S390_A_OUT_H__ - -struct exec -{ - unsigned long a_info; /* Use macros N_MAGIC, etc for access */ - unsigned a_text; /* length of text, in bytes */ - unsigned a_data; /* length of data, in bytes */ - unsigned a_bss; /* length of uninitialized data area for file, in bytes */ - unsigned a_syms; /* length of symbol table data in file, in bytes */ - unsigned a_entry; /* start address */ - unsigned a_trsize; /* length of relocation info for text, in bytes */ - unsigned a_drsize; /* length of relocation info for data, in bytes */ -}; - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#ifdef __KERNEL__ - -#define STACK_TOP TASK_SIZE - -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h deleted file mode 100644 index 9d86ba6f12d..00000000000 --- a/include/asm-s390/atomic.h +++ /dev/null @@ -1,207 +0,0 @@ -#ifndef __ARCH_S390_ATOMIC__ -#define __ARCH_S390_ATOMIC__ - -/* - * include/asm-s390/atomic.h - * - * S390 version - * Copyright (C) 1999-2003 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - * Denis Joseph Barrow, - * Arnd Bergmann (arndb@de.ibm.com) - * - * Derived from "include/asm-i386/bitops.h" - * Copyright (C) 1992, Linus Torvalds - * - */ - -/* - * Atomic operations that C can't guarantee us. Useful for - * resource counting etc.. - * S390 uses 'Compare And Swap' for atomicity in SMP enviroment - */ - -typedef struct { - volatile int counter; -} __attribute__ ((aligned (4))) atomic_t; -#define ATOMIC_INIT(i) { (i) } - -#ifdef __KERNEL__ - -#define __CS_LOOP(ptr, op_val, op_string) ({ \ - typeof(ptr->counter) old_val, new_val; \ - __asm__ __volatile__(" l %0,0(%3)\n" \ - "0: lr %1,%0\n" \ - op_string " %1,%4\n" \ - " cs %0,%1,0(%3)\n" \ - " jl 0b" \ - : "=&d" (old_val), "=&d" (new_val), \ - "=m" (((atomic_t *)(ptr))->counter) \ - : "a" (ptr), "d" (op_val), \ - "m" (((atomic_t *)(ptr))->counter) \ - : "cc", "memory" ); \ - new_val; \ -}) -#define atomic_read(v) ((v)->counter) -#define atomic_set(v,i) (((v)->counter) = (i)) - -static __inline__ void atomic_add(int i, atomic_t * v) -{ - __CS_LOOP(v, i, "ar"); -} -static __inline__ int atomic_add_return(int i, atomic_t * v) -{ - return __CS_LOOP(v, i, "ar"); -} -static __inline__ int atomic_add_negative(int i, atomic_t * v) -{ - return __CS_LOOP(v, i, "ar") < 0; -} -static __inline__ void atomic_sub(int i, atomic_t * v) -{ - __CS_LOOP(v, i, "sr"); -} -static __inline__ int atomic_sub_return(int i, atomic_t * v) -{ - return __CS_LOOP(v, i, "sr"); -} -static __inline__ void atomic_inc(volatile atomic_t * v) -{ - __CS_LOOP(v, 1, "ar"); -} -static __inline__ int atomic_inc_return(volatile atomic_t * v) -{ - return __CS_LOOP(v, 1, "ar"); -} - -static __inline__ int atomic_inc_and_test(volatile atomic_t * v) -{ - return __CS_LOOP(v, 1, "ar") == 0; -} -static __inline__ void atomic_dec(volatile atomic_t * v) -{ - __CS_LOOP(v, 1, "sr"); -} -static __inline__ int atomic_dec_return(volatile atomic_t * v) -{ - return __CS_LOOP(v, 1, "sr"); -} -static __inline__ int atomic_dec_and_test(volatile atomic_t * v) -{ - return __CS_LOOP(v, 1, "sr") == 0; -} -static __inline__ void atomic_clear_mask(unsigned long mask, atomic_t * v) -{ - __CS_LOOP(v, ~mask, "nr"); -} -static __inline__ void atomic_set_mask(unsigned long mask, atomic_t * v) -{ - __CS_LOOP(v, mask, "or"); -} -#undef __CS_LOOP - -#ifdef __s390x__ -typedef struct { - volatile long long counter; -} __attribute__ ((aligned (8))) atomic64_t; -#define ATOMIC64_INIT(i) { (i) } - -#define __CSG_LOOP(ptr, op_val, op_string) ({ \ - typeof(ptr->counter) old_val, new_val; \ - __asm__ __volatile__(" lg %0,0(%3)\n" \ - "0: lgr %1,%0\n" \ - op_string " %1,%4\n" \ - " csg %0,%1,0(%3)\n" \ - " jl 0b" \ - : "=&d" (old_val), "=&d" (new_val), \ - "=m" (((atomic_t *)(ptr))->counter) \ - : "a" (ptr), "d" (op_val), \ - "m" (((atomic_t *)(ptr))->counter) \ - : "cc", "memory" ); \ - new_val; \ -}) -#define atomic64_read(v) ((v)->counter) -#define atomic64_set(v,i) (((v)->counter) = (i)) - -static __inline__ void atomic64_add(long long i, atomic64_t * v) -{ - __CSG_LOOP(v, i, "agr"); -} -static __inline__ long long atomic64_add_return(long long i, atomic64_t * v) -{ - return __CSG_LOOP(v, i, "agr"); -} -static __inline__ long long atomic64_add_negative(long long i, atomic64_t * v) -{ - return __CSG_LOOP(v, i, "agr") < 0; -} -static __inline__ void atomic64_sub(long long i, atomic64_t * v) -{ - __CSG_LOOP(v, i, "sgr"); -} -static __inline__ void atomic64_inc(volatile atomic64_t * v) -{ - __CSG_LOOP(v, 1, "agr"); -} -static __inline__ long long atomic64_inc_return(volatile atomic64_t * v) -{ - return __CSG_LOOP(v, 1, "agr"); -} -static __inline__ long long atomic64_inc_and_test(volatile atomic64_t * v) -{ - return __CSG_LOOP(v, 1, "agr") == 0; -} -static __inline__ void atomic64_dec(volatile atomic64_t * v) -{ - __CSG_LOOP(v, 1, "sgr"); -} -static __inline__ long long atomic64_dec_return(volatile atomic64_t * v) -{ - return __CSG_LOOP(v, 1, "sgr"); -} -static __inline__ long long atomic64_dec_and_test(volatile atomic64_t * v) -{ - return __CSG_LOOP(v, 1, "sgr") == 0; -} -static __inline__ void atomic64_clear_mask(unsigned long mask, atomic64_t * v) -{ - __CSG_LOOP(v, ~mask, "ngr"); -} -static __inline__ void atomic64_set_mask(unsigned long mask, atomic64_t * v) -{ - __CSG_LOOP(v, mask, "ogr"); -} - -#undef __CSG_LOOP -#endif - -/* - returns 0 if expected_oldval==value in *v ( swap was successful ) - returns 1 if unsuccessful. - - This is non-portable, use bitops or spinlocks instead! -*/ -static __inline__ int -atomic_compare_and_swap(int expected_oldval,int new_val,atomic_t *v) -{ - int retval; - - __asm__ __volatile__( - " lr %0,%3\n" - " cs %0,%4,0(%2)\n" - " ipm %0\n" - " srl %0,28\n" - "0:" - : "=&d" (retval), "=m" (v->counter) - : "a" (v), "d" (expected_oldval) , "d" (new_val), - "m" (v->counter) : "cc", "memory" ); - return retval; -} - -#define smp_mb__before_atomic_dec() smp_mb() -#define smp_mb__after_atomic_dec() smp_mb() -#define smp_mb__before_atomic_inc() smp_mb() -#define smp_mb__after_atomic_inc() smp_mb() - -#endif /* __KERNEL__ */ -#endif /* __ARCH_S390_ATOMIC__ */ diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h deleted file mode 100644 index 8651524217f..00000000000 --- a/include/asm-s390/bitops.h +++ /dev/null @@ -1,1028 +0,0 @@ -#ifndef _S390_BITOPS_H -#define _S390_BITOPS_H - -/* - * include/asm-s390/bitops.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/bitops.h" - * Copyright (C) 1992, Linus Torvalds - * - */ -#include <linux/config.h> -#include <linux/compiler.h> - -/* - * 32 bit bitops format: - * bit 0 is the LSB of *addr; bit 31 is the MSB of *addr; - * bit 32 is the LSB of *(addr+4). That combined with the - * big endian byte order on S390 give the following bit - * order in memory: - * 1f 1e 1d 1c 1b 1a 19 18 17 16 15 14 13 12 11 10 \ - * 0f 0e 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 - * after that follows the next long with bit numbers - * 3f 3e 3d 3c 3b 3a 39 38 37 36 35 34 33 32 31 30 - * 2f 2e 2d 2c 2b 2a 29 28 27 26 25 24 23 22 21 20 - * The reason for this bit ordering is the fact that - * in the architecture independent code bits operations - * of the form "flags |= (1 << bitnr)" are used INTERMIXED - * with operation of the form "set_bit(bitnr, flags)". - * - * 64 bit bitops format: - * bit 0 is the LSB of *addr; bit 63 is the MSB of *addr; - * bit 64 is the LSB of *(addr+8). That combined with the - * big endian byte order on S390 give the following bit - * order in memory: - * 3f 3e 3d 3c 3b 3a 39 38 37 36 35 34 33 32 31 30 - * 2f 2e 2d 2c 2b 2a 29 28 27 26 25 24 23 22 21 20 - * 1f 1e 1d 1c 1b 1a 19 18 17 16 15 14 13 12 11 10 - * 0f 0e 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 - * after that follows the next long with bit numbers - * 7f 7e 7d 7c 7b 7a 79 78 77 76 75 74 73 72 71 70 - * 6f 6e 6d 6c 6b 6a 69 68 67 66 65 64 63 62 61 60 - * 5f 5e 5d 5c 5b 5a 59 58 57 56 55 54 53 52 51 50 - * 4f 4e 4d 4c 4b 4a 49 48 47 46 45 44 43 42 41 40 - * The reason for this bit ordering is the fact that - * in the architecture independent code bits operations - * of the form "flags |= (1 << bitnr)" are used INTERMIXED - * with operation of the form "set_bit(bitnr, flags)". - */ - -/* set ALIGN_CS to 1 if the SMP safe bit operations should - * align the address to 4 byte boundary. It seems to work - * without the alignment. - */ -#ifdef __KERNEL__ -#define ALIGN_CS 0 -#else -#define ALIGN_CS 1 -#ifndef CONFIG_SMP -#error "bitops won't work without CONFIG_SMP" -#endif -#endif - -/* bitmap tables from arch/S390/kernel/bitmap.S */ -extern const char _oi_bitmap[]; -extern const char _ni_bitmap[]; -extern const char _zb_findmap[]; -extern const char _sb_findmap[]; - -#ifndef __s390x__ - -#define __BITOPS_ALIGN 3 -#define __BITOPS_WORDSIZE 32 -#define __BITOPS_OR "or" -#define __BITOPS_AND "nr" -#define __BITOPS_XOR "xr" - -#define __BITOPS_LOOP(__old, __new, __addr, __val, __op_string) \ - __asm__ __volatile__(" l %0,0(%4)\n" \ - "0: lr %1,%0\n" \ - __op_string " %1,%3\n" \ - " cs %0,%1,0(%4)\n" \ - " jl 0b" \ - : "=&d" (__old), "=&d" (__new), \ - "=m" (*(unsigned long *) __addr) \ - : "d" (__val), "a" (__addr), \ - "m" (*(unsigned long *) __addr) : "cc" ); - -#else /* __s390x__ */ - -#define __BITOPS_ALIGN 7 -#define __BITOPS_WORDSIZE 64 -#define __BITOPS_OR "ogr" -#define __BITOPS_AND "ngr" -#define __BITOPS_XOR "xgr" - -#define __BITOPS_LOOP(__old, __new, __addr, __val, __op_string) \ - __asm__ __volatile__(" lg %0,0(%4)\n" \ - "0: lgr %1,%0\n" \ - __op_string " %1,%3\n" \ - " csg %0,%1,0(%4)\n" \ - " jl 0b" \ - : "=&d" (__old), "=&d" (__new), \ - "=m" (*(unsigned long *) __addr) \ - : "d" (__val), "a" (__addr), \ - "m" (*(unsigned long *) __addr) : "cc" ); - -#endif /* __s390x__ */ - -#define __BITOPS_WORDS(bits) (((bits)+__BITOPS_WORDSIZE-1)/__BITOPS_WORDSIZE) -#define __BITOPS_BARRIER() __asm__ __volatile__ ( "" : : : "memory" ) - -#ifdef CONFIG_SMP -/* - * SMP safe set_bit routine based on compare and swap (CS) - */ -static inline void set_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make OR mask */ - mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1)); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_OR); -} - -/* - * SMP safe clear_bit routine based on compare and swap (CS) - */ -static inline void clear_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make AND mask */ - mask = ~(1UL << (nr & (__BITOPS_WORDSIZE - 1))); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_AND); -} - -/* - * SMP safe change_bit routine based on compare and swap (CS) - */ -static inline void change_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make XOR mask */ - mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1)); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_XOR); -} - -/* - * SMP safe test_and_set_bit routine based on compare and swap (CS) - */ -static inline int -test_and_set_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make OR/test mask */ - mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1)); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_OR); - __BITOPS_BARRIER(); - return (old & mask) != 0; -} - -/* - * SMP safe test_and_clear_bit routine based on compare and swap (CS) - */ -static inline int -test_and_clear_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make AND/test mask */ - mask = ~(1UL << (nr & (__BITOPS_WORDSIZE - 1))); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_AND); - __BITOPS_BARRIER(); - return (old ^ new) != 0; -} - -/* - * SMP safe test_and_change_bit routine based on compare and swap (CS) - */ -static inline int -test_and_change_bit_cs(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr, old, new, mask; - - addr = (unsigned long) ptr; -#if ALIGN_CS == 1 - nr += (addr & __BITOPS_ALIGN) << 3; /* add alignment to bit number */ - addr ^= addr & __BITOPS_ALIGN; /* align address to 8 */ -#endif - /* calculate address for CS */ - addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3; - /* make XOR/test mask */ - mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1)); - /* Do the atomic update. */ - __BITOPS_LOOP(old, new, addr, mask, __BITOPS_XOR); - __BITOPS_BARRIER(); - return (old & mask) != 0; -} -#endif /* CONFIG_SMP */ - -/* - * fast, non-SMP set_bit routine - */ -static inline void __set_bit(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - asm volatile("oc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_oi_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc" ); -} - -static inline void -__constant_set_bit(const unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - switch (nr&7) { - case 0: - asm volatile ("oi 0(%1),0x01" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 1: - asm volatile ("oi 0(%1),0x02" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 2: - asm volatile ("oi 0(%1),0x04" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 3: - asm volatile ("oi 0(%1),0x08" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 4: - asm volatile ("oi 0(%1),0x10" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 5: - asm volatile ("oi 0(%1),0x20" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 6: - asm volatile ("oi 0(%1),0x40" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 7: - asm volatile ("oi 0(%1),0x80" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - } -} - -#define set_bit_simple(nr,addr) \ -(__builtin_constant_p((nr)) ? \ - __constant_set_bit((nr),(addr)) : \ - __set_bit((nr),(addr)) ) - -/* - * fast, non-SMP clear_bit routine - */ -static inline void -__clear_bit(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - asm volatile("nc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_ni_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc" ); -} - -static inline void -__constant_clear_bit(const unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - switch (nr&7) { - case 0: - asm volatile ("ni 0(%1),0xFE" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 1: - asm volatile ("ni 0(%1),0xFD": "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 2: - asm volatile ("ni 0(%1),0xFB" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 3: - asm volatile ("ni 0(%1),0xF7" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 4: - asm volatile ("ni 0(%1),0xEF" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 5: - asm volatile ("ni 0(%1),0xDF" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 6: - asm volatile ("ni 0(%1),0xBF" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 7: - asm volatile ("ni 0(%1),0x7F" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - } -} - -#define clear_bit_simple(nr,addr) \ -(__builtin_constant_p((nr)) ? \ - __constant_clear_bit((nr),(addr)) : \ - __clear_bit((nr),(addr)) ) - -/* - * fast, non-SMP change_bit routine - */ -static inline void __change_bit(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - asm volatile("xc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_oi_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc" ); -} - -static inline void -__constant_change_bit(const unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - - addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - switch (nr&7) { - case 0: - asm volatile ("xi 0(%1),0x01" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 1: - asm volatile ("xi 0(%1),0x02" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 2: - asm volatile ("xi 0(%1),0x04" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 3: - asm volatile ("xi 0(%1),0x08" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 4: - asm volatile ("xi 0(%1),0x10" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 5: - asm volatile ("xi 0(%1),0x20" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 6: - asm volatile ("xi 0(%1),0x40" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - case 7: - asm volatile ("xi 0(%1),0x80" : "=m" (*(char *) addr) - : "a" (addr), "m" (*(char *) addr) : "cc" ); - break; - } -} - -#define change_bit_simple(nr,addr) \ -(__builtin_constant_p((nr)) ? \ - __constant_change_bit((nr),(addr)) : \ - __change_bit((nr),(addr)) ) - -/* - * fast, non-SMP test_and_set_bit routine - */ -static inline int -test_and_set_bit_simple(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - unsigned char ch; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - ch = *(unsigned char *) addr; - asm volatile("oc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_oi_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc", "memory" ); - return (ch >> (nr & 7)) & 1; -} -#define __test_and_set_bit(X,Y) test_and_set_bit_simple(X,Y) - -/* - * fast, non-SMP test_and_clear_bit routine - */ -static inline int -test_and_clear_bit_simple(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - unsigned char ch; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - ch = *(unsigned char *) addr; - asm volatile("nc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_ni_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc", "memory" ); - return (ch >> (nr & 7)) & 1; -} -#define __test_and_clear_bit(X,Y) test_and_clear_bit_simple(X,Y) - -/* - * fast, non-SMP test_and_change_bit routine - */ -static inline int -test_and_change_bit_simple(unsigned long nr, volatile unsigned long *ptr) -{ - unsigned long addr; - unsigned char ch; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - ch = *(unsigned char *) addr; - asm volatile("xc 0(1,%1),0(%2)" - : "=m" (*(char *) addr) - : "a" (addr), "a" (_oi_bitmap + (nr & 7)), - "m" (*(char *) addr) : "cc", "memory" ); - return (ch >> (nr & 7)) & 1; -} -#define __test_and_change_bit(X,Y) test_and_change_bit_simple(X,Y) - -#ifdef CONFIG_SMP -#define set_bit set_bit_cs -#define clear_bit clear_bit_cs -#define change_bit change_bit_cs -#define test_and_set_bit test_and_set_bit_cs -#define test_and_clear_bit test_and_clear_bit_cs -#define test_and_change_bit test_and_change_bit_cs -#else -#define set_bit set_bit_simple -#define clear_bit clear_bit_simple -#define change_bit change_bit_simple -#define test_and_set_bit test_and_set_bit_simple -#define test_and_clear_bit test_and_clear_bit_simple -#define test_and_change_bit test_and_change_bit_simple -#endif - - -/* - * This routine doesn't need to be atomic. - */ - -static inline int __test_bit(unsigned long nr, const volatile unsigned long *ptr) -{ - unsigned long addr; - unsigned char ch; - - addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3); - ch = *(volatile unsigned char *) addr; - return (ch >> (nr & 7)) & 1; -} - -static inline int -__constant_test_bit(unsigned long nr, const volatile unsigned long *addr) { - return (((volatile char *) addr) - [(nr^(__BITOPS_WORDSIZE-8))>>3] & (1<<(nr&7))); -} - -#define test_bit(nr,addr) \ -(__builtin_constant_p((nr)) ? \ - __constant_test_bit((nr),(addr)) : \ - __test_bit((nr),(addr)) ) - -/* - * ffz = Find First Zero in word. Undefined if no zero exists, - * so code should check against ~0UL first.. - */ -static inline unsigned long ffz(unsigned long word) -{ - unsigned long bit = 0; - -#ifdef __s390x__ - if (likely((word & 0xffffffff) == 0xffffffff)) { - word >>= 32; - bit += 32; - } -#endif - if (likely((word & 0xffff) == 0xffff)) { - word >>= 16; - bit += 16; - } - if (likely((word & 0xff) == 0xff)) { - word >>= 8; - bit += 8; - } - return bit + _zb_findmap[word & 0xff]; -} - -/* - * __ffs = find first bit in word. Undefined if no bit exists, - * so code should check against 0UL first.. - */ -static inline unsigned long __ffs (unsigned long word) -{ - unsigned long bit = 0; - -#ifdef __s390x__ - if (likely((word & 0xffffffff) == 0)) { - word >>= 32; - bit += 32; - } -#endif - if (likely((word & 0xffff) == 0)) { - word >>= 16; - bit += 16; - } - if (likely((word & 0xff) == 0)) { - word >>= 8; - bit += 8; - } - return bit + _sb_findmap[word & 0xff]; -} - -/* - * Find-bit routines.. - */ - -#ifndef __s390x__ - -static inline int -find_first_zero_bit(const unsigned long * addr, unsigned long size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long cmp, count; - unsigned int res; - - if (!size) - return 0; - __asm__(" lhi %1,-1\n" - " lr %2,%3\n" - " slr %0,%0\n" - " ahi %2,31\n" - " srl %2,5\n" - "0: c %1,0(%0,%4)\n" - " jne 1f\n" - " la %0,4(%0)\n" - " brct %2,0b\n" - " lr %0,%3\n" - " j 4f\n" - "1: l %2,0(%0,%4)\n" - " sll %0,3\n" - " lhi %1,0xff\n" - " tml %2,0xffff\n" - " jno 2f\n" - " ahi %0,16\n" - " srl %2,16\n" - "2: tml %2,0x00ff\n" - " jno 3f\n" - " ahi %0,8\n" - " srl %2,8\n" - "3: nr %2,%1\n" - " ic %2,0(%2,%5)\n" - " alr %0,%2\n" - "4:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (addr), "a" (&_zb_findmap), - "m" (*(addrtype *) addr) : "cc" ); - return (res < size) ? res : size; -} - -static inline int -find_first_bit(const unsigned long * addr, unsigned long size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long cmp, count; - unsigned int res; - - if (!size) - return 0; - __asm__(" slr %1,%1\n" - " lr %2,%3\n" - " slr %0,%0\n" - " ahi %2,31\n" - " srl %2,5\n" - "0: c %1,0(%0,%4)\n" - " jne 1f\n" - " la %0,4(%0)\n" - " brct %2,0b\n" - " lr %0,%3\n" - " j 4f\n" - "1: l %2,0(%0,%4)\n" - " sll %0,3\n" - " lhi %1,0xff\n" - " tml %2,0xffff\n" - " jnz 2f\n" - " ahi %0,16\n" - " srl %2,16\n" - "2: tml %2,0x00ff\n" - " jnz 3f\n" - " ahi %0,8\n" - " srl %2,8\n" - "3: nr %2,%1\n" - " ic %2,0(%2,%5)\n" - " alr %0,%2\n" - "4:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (addr), "a" (&_sb_findmap), - "m" (*(addrtype *) addr) : "cc" ); - return (res < size) ? res : size; -} - -#else /* __s390x__ */ - -static inline unsigned long -find_first_zero_bit(const unsigned long * addr, unsigned long size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long res, cmp, count; - - if (!size) - return 0; - __asm__(" lghi %1,-1\n" - " lgr %2,%3\n" - " slgr %0,%0\n" - " aghi %2,63\n" - " srlg %2,%2,6\n" - "0: cg %1,0(%0,%4)\n" - " jne 1f\n" - " la %0,8(%0)\n" - " brct %2,0b\n" - " lgr %0,%3\n" - " j 5f\n" - "1: lg %2,0(%0,%4)\n" - " sllg %0,%0,3\n" - " clr %2,%1\n" - " jne 2f\n" - " aghi %0,32\n" - " srlg %2,%2,32\n" - "2: lghi %1,0xff\n" - " tmll %2,0xffff\n" - " jno 3f\n" - " aghi %0,16\n" - " srl %2,16\n" - "3: tmll %2,0x00ff\n" - " jno 4f\n" - " aghi %0,8\n" - " srl %2,8\n" - "4: ngr %2,%1\n" - " ic %2,0(%2,%5)\n" - " algr %0,%2\n" - "5:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (addr), "a" (&_zb_findmap), - "m" (*(addrtype *) addr) : "cc" ); - return (res < size) ? res : size; -} - -static inline unsigned long -find_first_bit(const unsigned long * addr, unsigned long size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long res, cmp, count; - - if (!size) - return 0; - __asm__(" slgr %1,%1\n" - " lgr %2,%3\n" - " slgr %0,%0\n" - " aghi %2,63\n" - " srlg %2,%2,6\n" - "0: cg %1,0(%0,%4)\n" - " jne 1f\n" - " aghi %0,8\n" - " brct %2,0b\n" - " lgr %0,%3\n" - " j 5f\n" - "1: lg %2,0(%0,%4)\n" - " sllg %0,%0,3\n" - " clr %2,%1\n" - " jne 2f\n" - " aghi %0,32\n" - " srlg %2,%2,32\n" - "2: lghi %1,0xff\n" - " tmll %2,0xffff\n" - " jnz 3f\n" - " aghi %0,16\n" - " srl %2,16\n" - "3: tmll %2,0x00ff\n" - " jnz 4f\n" - " aghi %0,8\n" - " srl %2,8\n" - "4: ngr %2,%1\n" - " ic %2,0(%2,%5)\n" - " algr %0,%2\n" - "5:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (addr), "a" (&_sb_findmap), - "m" (*(addrtype *) addr) : "cc" ); - return (res < size) ? res : size; -} - -#endif /* __s390x__ */ - -static inline int -find_next_zero_bit (const unsigned long * addr, unsigned long size, - unsigned long offset) -{ - const unsigned long *p; - unsigned long bit, set; - - if (offset >= size) - return size; - bit = offset & (__BITOPS_WORDSIZE - 1); - offset -= bit; - size -= offset; - p = addr + offset / __BITOPS_WORDSIZE; - if (bit) { - /* - * s390 version of ffz returns __BITOPS_WORDSIZE - * if no zero bit is present in the word. - */ - set = ffz(*p >> bit) + bit; - if (set >= size) - return size + offset; - if (set < __BITOPS_WORDSIZE) - return set + offset; - offset += __BITOPS_WORDSIZE; - size -= __BITOPS_WORDSIZE; - p++; - } - return offset + find_first_zero_bit(p, size); -} - -static inline int -find_next_bit (const unsigned long * addr, unsigned long size, - unsigned long offset) -{ - const unsigned long *p; - unsigned long bit, set; - - if (offset >= size) - return size; - bit = offset & (__BITOPS_WORDSIZE - 1); - offset -= bit; - size -= offset; - p = addr + offset / __BITOPS_WORDSIZE; - if (bit) { - /* - * s390 version of __ffs returns __BITOPS_WORDSIZE - * if no one bit is present in the word. - */ - set = __ffs(*p & (~0UL << bit)); - if (set >= size) - return size + offset; - if (set < __BITOPS_WORDSIZE) - return set + offset; - offset += __BITOPS_WORDSIZE; - size -= __BITOPS_WORDSIZE; - p++; - } - return offset + find_first_bit(p, size); -} - -/* - * Every architecture must define this function. It's the fastest - * way of searching a 140-bit bitmap where the first 100 bits are - * unlikely to be set. It's guaranteed that at least one of the 140 - * bits is cleared. - */ -static inline int sched_find_first_bit(unsigned long *b) -{ - return find_first_bit(b, 140); -} - -/* - * ffs: find first bit set. This is defined the same way as - * the libc and compiler builtin ffs routines, therefore - * differs in spirit from the above ffz (man ffs). - */ -#define ffs(x) generic_ffs(x) - -/* - * fls: find last bit set. - */ -#define fls(x) generic_fls(x) - -/* - * hweightN: returns the hamming weight (i.e. the number - * of bits set) of a N-bit word - */ -#define hweight64(x) \ -({ \ - unsigned long __x = (x); \ - unsigned int __w; \ - __w = generic_hweight32((unsigned int) __x); \ - __w += generic_hweight32((unsigned int) (__x>>32)); \ - __w; \ -}) -#define hweight32(x) generic_hweight32(x) -#define hweight16(x) generic_hweight16(x) -#define hweight8(x) generic_hweight8(x) - - -#ifdef __KERNEL__ - -/* - * ATTENTION: intel byte ordering convention for ext2 and minix !! - * bit 0 is the LSB of addr; bit 31 is the MSB of addr; - * bit 32 is the LSB of (addr+4). - * That combined with the little endian byte order of Intel gives the - * following bit order in memory: - * 07 06 05 04 03 02 01 00 15 14 13 12 11 10 09 08 \ - * 23 22 21 20 19 18 17 16 31 30 29 28 27 26 25 24 - */ - -#define ext2_set_bit(nr, addr) \ - test_and_set_bit((nr)^(__BITOPS_WORDSIZE - 8), (unsigned long *)addr) -#define ext2_set_bit_atomic(lock, nr, addr) \ - test_and_set_bit((nr)^(__BITOPS_WORDSIZE - 8), (unsigned long *)addr) -#define ext2_clear_bit(nr, addr) \ - test_and_clear_bit((nr)^(__BITOPS_WORDSIZE - 8), (unsigned long *)addr) -#define ext2_clear_bit_atomic(lock, nr, addr) \ - test_and_clear_bit((nr)^(__BITOPS_WORDSIZE - 8), (unsigned long *)addr) -#define ext2_test_bit(nr, addr) \ - test_bit((nr)^(__BITOPS_WORDSIZE - 8), (unsigned long *)addr) - -#ifndef __s390x__ - -static inline int -ext2_find_first_zero_bit(void *vaddr, unsigned int size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long cmp, count; - unsigned int res; - - if (!size) - return 0; - __asm__(" lhi %1,-1\n" - " lr %2,%3\n" - " ahi %2,31\n" - " srl %2,5\n" - " slr %0,%0\n" - "0: cl %1,0(%0,%4)\n" - " jne 1f\n" - " ahi %0,4\n" - " brct %2,0b\n" - " lr %0,%3\n" - " j 4f\n" - "1: l %2,0(%0,%4)\n" - " sll %0,3\n" - " ahi %0,24\n" - " lhi %1,0xff\n" - " tmh %2,0xffff\n" - " jo 2f\n" - " ahi %0,-16\n" - " srl %2,16\n" - "2: tml %2,0xff00\n" - " jo 3f\n" - " ahi %0,-8\n" - " srl %2,8\n" - "3: nr %2,%1\n" - " ic %2,0(%2,%5)\n" - " alr %0,%2\n" - "4:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (vaddr), "a" (&_zb_findmap), - "m" (*(addrtype *) vaddr) : "cc" ); - return (res < size) ? res : size; -} - -#else /* __s390x__ */ - -static inline unsigned long -ext2_find_first_zero_bit(void *vaddr, unsigned long size) -{ - typedef struct { long _[__BITOPS_WORDS(size)]; } addrtype; - unsigned long res, cmp, count; - - if (!size) - return 0; - __asm__(" lghi %1,-1\n" - " lgr %2,%3\n" - " aghi %2,63\n" - " srlg %2,%2,6\n" - " slgr %0,%0\n" - "0: clg %1,0(%0,%4)\n" - " jne 1f\n" - " aghi %0,8\n" - " brct %2,0b\n" - " lgr %0,%3\n" - " j 5f\n" - "1: cl %1,0(%0,%4)\n" - " jne 2f\n" - " aghi %0,4\n" - "2: l %2,0(%0,%4)\n" - " sllg %0,%0,3\n" - " aghi %0,24\n" - " lghi %1,0xff\n" - " tmlh %2,0xffff\n" - " jo 3f\n" - " aghi %0,-16\n" - " srl %2,16\n" - "3: tmll %2,0xff00\n" - " jo 4f\n" - " aghi %0,-8\n" - " srl %2,8\n" - "4: ngr %2,%1\n" - " ic %2,0(%2,%5)\n" - " algr %0,%2\n" - "5:" - : "=&a" (res), "=&d" (cmp), "=&a" (count) - : "a" (size), "a" (vaddr), "a" (&_zb_findmap), - "m" (*(addrtype *) vaddr) : "cc" ); - return (res < size) ? res : size; -} - -#endif /* __s390x__ */ - -static inline int -ext2_find_next_zero_bit(void *vaddr, unsigned long size, unsigned long offset) -{ - unsigned long *addr = vaddr, *p; - unsigned long word, bit, set; - - if (offset >= size) - return size; - bit = offset & (__BITOPS_WORDSIZE - 1); - offset -= bit; - size -= offset; - p = addr + offset / __BITOPS_WORDSIZE; - if (bit) { -#ifndef __s390x__ - asm(" ic %0,0(%1)\n" - " icm %0,2,1(%1)\n" - " icm %0,4,2(%1)\n" - " icm %0,8,3(%1)" - : "=&a" (word) : "a" (p), "m" (*p) : "cc" ); -#else - asm(" lrvg %0,%1" : "=a" (word) : "m" (*p) ); -#endif - /* - * s390 version of ffz returns __BITOPS_WORDSIZE - * if no zero bit is present in the word. - */ - set = ffz(word >> bit) + bit; - if (set >= size) - return size + offset; - if (set < __BITOPS_WORDSIZE) - return set + offset; - offset += __BITOPS_WORDSIZE; - size -= __BITOPS_WORDSIZE; - p++; - } - return offset + ext2_find_first_zero_bit(p, size); -} - -/* Bitmap functions for the minix filesystem. */ -/* FIXME !!! */ -#define minix_test_and_set_bit(nr,addr) \ - test_and_set_bit(nr,(unsigned long *)addr) -#define minix_set_bit(nr,addr) \ - set_bit(nr,(unsigned long *)addr) -#define minix_test_and_clear_bit(nr,addr) \ - test_and_clear_bit(nr,(unsigned long *)addr) -#define minix_test_bit(nr,addr) \ - test_bit(nr,(unsigned long *)addr) -#define minix_find_first_zero_bit(addr,size) \ - find_first_zero_bit(addr,size) - -#endif /* __KERNEL__ */ - -#endif /* _S390_BITOPS_H */ diff --git a/include/asm-s390/bug.h b/include/asm-s390/bug.h deleted file mode 100644 index a2e7430aafa..00000000000 --- a/include/asm-s390/bug.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef _S390_BUG_H -#define _S390_BUG_H - -#include <linux/kernel.h> - -#ifdef CONFIG_BUG -#define BUG() do { \ - printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \ - __asm__ __volatile__(".long 0"); \ -} while (0) - -#define HAVE_ARCH_BUG -#endif - -#include <asm-generic/bug.h> - -#endif diff --git a/include/asm-s390/bugs.h b/include/asm-s390/bugs.h deleted file mode 100644 index 2c365962131..00000000000 --- a/include/asm-s390/bugs.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * include/asm-s390/bugs.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/bugs.h" - * Copyright (C) 1994 Linus Torvalds - */ - -/* - * This is included by init/main.c to check for architecture-dependent bugs. - * - * Needs: - * void check_bugs(void); - */ - -static void __init check_bugs(void) -{ - /* s390 has no bugs ... */ -} diff --git a/include/asm-s390/byteorder.h b/include/asm-s390/byteorder.h deleted file mode 100644 index 2cc35a0e188..00000000000 --- a/include/asm-s390/byteorder.h +++ /dev/null @@ -1,131 +0,0 @@ -#ifndef _S390_BYTEORDER_H -#define _S390_BYTEORDER_H - -/* - * include/asm-s390/byteorder.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -#include <asm/types.h> - -#ifdef __GNUC__ - -#ifdef __s390x__ -static __inline__ __u64 ___arch__swab64p(const __u64 *x) -{ - __u64 result; - - __asm__ __volatile__ ( - " lrvg %0,%1" - : "=d" (result) : "m" (*x) ); - return result; -} - -static __inline__ __u64 ___arch__swab64(__u64 x) -{ - __u64 result; - - __asm__ __volatile__ ( - " lrvgr %0,%1" - : "=d" (result) : "d" (x) ); - return result; -} - -static __inline__ void ___arch__swab64s(__u64 *x) -{ - *x = ___arch__swab64p(x); -} -#endif /* __s390x__ */ - -static __inline__ __u32 ___arch__swab32p(const __u32 *x) -{ - __u32 result; - - __asm__ __volatile__ ( -#ifndef __s390x__ - " icm %0,8,3(%1)\n" - " icm %0,4,2(%1)\n" - " icm %0,2,1(%1)\n" - " ic %0,0(%1)" - : "=&d" (result) : "a" (x), "m" (*x) : "cc" ); -#else /* __s390x__ */ - " lrv %0,%1" - : "=d" (result) : "m" (*x) ); -#endif /* __s390x__ */ - return result; -} - -static __inline__ __u32 ___arch__swab32(__u32 x) -{ -#ifndef __s390x__ - return ___arch__swab32p(&x); -#else /* __s390x__ */ - __u32 result; - - __asm__ __volatile__ ( - " lrvr %0,%1" - : "=d" (result) : "d" (x) ); - return result; -#endif /* __s390x__ */ -} - -static __inline__ void ___arch__swab32s(__u32 *x) -{ - *x = ___arch__swab32p(x); -} - -static __inline__ __u16 ___arch__swab16p(const __u16 *x) -{ - __u16 result; - - __asm__ __volatile__ ( -#ifndef __s390x__ - " icm %0,2,1(%1)\n" - " ic %0,0(%1)\n" - : "=&d" (result) : "a" (x), "m" (*x) : "cc" ); -#else /* __s390x__ */ - " lrvh %0,%1" - : "=d" (result) : "m" (*x) ); -#endif /* __s390x__ */ - return result; -} - -static __inline__ __u16 ___arch__swab16(__u16 x) -{ - return ___arch__swab16p(&x); -} - -static __inline__ void ___arch__swab16s(__u16 *x) -{ - *x = ___arch__swab16p(x); -} - -#ifdef __s390x__ -#define __arch__swab64(x) ___arch__swab64(x) -#define __arch__swab64p(x) ___arch__swab64p(x) -#define __arch__swab64s(x) ___arch__swab64s(x) -#endif /* __s390x__ */ -#define __arch__swab32(x) ___arch__swab32(x) -#define __arch__swab16(x) ___arch__swab16(x) -#define __arch__swab32p(x) ___arch__swab32p(x) -#define __arch__swab16p(x) ___arch__swab16p(x) -#define __arch__swab32s(x) ___arch__swab32s(x) -#define __arch__swab16s(x) ___arch__swab16s(x) - -#ifndef __s390x__ -#if !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif -#else /* __s390x__ */ -#define __BYTEORDER_HAS_U64__ -#endif /* __s390x__ */ - -#endif /* __GNUC__ */ - -#include <linux/byteorder/big_endian.h> - -#endif /* _S390_BYTEORDER_H */ diff --git a/include/asm-s390/cache.h b/include/asm-s390/cache.h deleted file mode 100644 index 29845378b20..00000000000 --- a/include/asm-s390/cache.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * include/asm-s390/cache.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * - * Derived from "include/asm-i386/cache.h" - * Copyright (C) 1992, Linus Torvalds - */ - -#ifndef __ARCH_S390_CACHE_H -#define __ARCH_S390_CACHE_H - -#define L1_CACHE_BYTES 256 -#define L1_CACHE_SHIFT 8 -#define L1_CACHE_SHIFT_MAX 8 /* largest L1 which this arch supports */ - -#define ARCH_KMALLOC_MINALIGN 8 - -#endif diff --git a/include/asm-s390/cacheflush.h b/include/asm-s390/cacheflush.h deleted file mode 100644 index e399a8ba2ed..00000000000 --- a/include/asm-s390/cacheflush.h +++ /dev/null @@ -1,26 +0,0 @@ -#ifndef _S390_CACHEFLUSH_H -#define _S390_CACHEFLUSH_H - -/* Keep includes the same across arches. */ -#include <linux/mm.h> - -/* Caches aren't brain-dead on the s390. */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr, pfn) do { } while (0) -#define flush_dcache_page(page) do { } while (0) -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_icache_range(start, end) do { } while (0) -#define flush_icache_page(vma,pg) do { } while (0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) - -#endif /* _S390_CACHEFLUSH_H */ diff --git a/include/asm-s390/ccwdev.h b/include/asm-s390/ccwdev.h deleted file mode 100644 index 3eb231af5d5..00000000000 --- a/include/asm-s390/ccwdev.h +++ /dev/null @@ -1,192 +0,0 @@ -/* - * include/asm-s390/ccwdev.h - * include/asm-s390x/ccwdev.h - * - * Copyright (C) 2002 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Arnd Bergmann <arndb@de.ibm.com> - * - * Interface for CCW device drivers - */ -#ifndef _S390_CCWDEV_H_ -#define _S390_CCWDEV_H_ - -#include <linux/device.h> -#include <linux/mod_devicetable.h> - -/* structs from asm/cio.h */ -struct irb; -struct ccw1; - -/* simplified initializers for struct ccw_device: - * CCW_DEVICE and CCW_DEVICE_DEVTYPE initialize one - * entry in your MODULE_DEVICE_TABLE and set the match_flag correctly */ -#define CCW_DEVICE(cu, cum) \ - .cu_type=(cu), .cu_model=(cum), \ - .match_flags=(CCW_DEVICE_ID_MATCH_CU_TYPE \ - | (cum ? CCW_DEVICE_ID_MATCH_CU_MODEL : 0)) - -#define CCW_DEVICE_DEVTYPE(cu, cum, dev, devm) \ - .cu_type=(cu), .cu_model=(cum), .dev_type=(dev), .dev_model=(devm),\ - .match_flags=CCW_DEVICE_ID_MATCH_CU_TYPE \ - | ((cum) ? CCW_DEVICE_ID_MATCH_CU_MODEL : 0) \ - | CCW_DEVICE_ID_MATCH_DEVICE_TYPE \ - | ((devm) ? CCW_DEVICE_ID_MATCH_DEVICE_MODEL : 0) - -/* scan through an array of device ids and return the first - * entry that matches the device. - * - * the array must end with an entry containing zero match_flags - */ -static inline const struct ccw_device_id * -ccw_device_id_match(const struct ccw_device_id *array, - const struct ccw_device_id *match) -{ - const struct ccw_device_id *id = array; - - for (id = array; id->match_flags; id++) { - if ((id->match_flags & CCW_DEVICE_ID_MATCH_CU_TYPE) - && (id->cu_type != match->cu_type)) - continue; - - if ((id->match_flags & CCW_DEVICE_ID_MATCH_CU_MODEL) - && (id->cu_model != match->cu_model)) - continue; - - if ((id->match_flags & CCW_DEVICE_ID_MATCH_DEVICE_TYPE) - && (id->dev_type != match->dev_type)) - continue; - - if ((id->match_flags & CCW_DEVICE_ID_MATCH_DEVICE_MODEL) - && (id->dev_model != match->dev_model)) - continue; - - return id; - } - - return 0; -} - -/* The struct ccw device is our replacement for the globally accessible - * ioinfo array. ioinfo will mutate into a subchannel device later. - * - * Reference: Documentation/s390/driver-model.txt */ -struct ccw_device { - spinlock_t *ccwlock; - struct ccw_device_private *private; /* cio private information */ - struct ccw_device_id id; /* id of this device, driver_info is - set by ccw_find_driver */ - struct ccw_driver *drv; /* */ - struct device dev; /* */ - int online; - /* This is sick, but a driver can have different interrupt handlers - for different ccw_devices (multi-subchannel drivers)... */ - void (*handler) (struct ccw_device *, unsigned long, struct irb *); -}; - - -/* Each ccw driver registers with the ccw root bus */ -struct ccw_driver { - struct module *owner; /* for automatic MOD_INC_USE_COUNT */ - struct ccw_device_id *ids; /* probe driver with these devs */ - int (*probe) (struct ccw_device *); /* ask driver to probe dev */ - void (*remove) (struct ccw_device *); - /* device is no longer available */ - int (*set_online) (struct ccw_device *); - int (*set_offline) (struct ccw_device *); - int (*notify) (struct ccw_device *, int); - struct device_driver driver; /* higher level structure, don't init - this from your driver */ - char *name; -}; - -extern struct ccw_device *get_ccwdev_by_busid(struct ccw_driver *cdrv, - const char *bus_id); - -/* devices drivers call these during module load and unload. - * When a driver is registered, its probe method is called - * when new devices for its type pop up */ -extern int ccw_driver_register (struct ccw_driver *driver); -extern void ccw_driver_unregister (struct ccw_driver *driver); - -struct ccw1; - -extern int ccw_device_set_options(struct ccw_device *, unsigned long); - -/* Allow for i/o completion notification after primary interrupt status. */ -#define CCWDEV_EARLY_NOTIFICATION 0x0001 -/* Report all interrupt conditions. */ -#define CCWDEV_REPORT_ALL 0x0002 -/* Try to perform path grouping. */ -#define CCWDEV_DO_PATHGROUP 0x0004 -/* Allow forced onlining of boxed devices. */ -#define CCWDEV_ALLOW_FORCE 0x0008 - -/* - * ccw_device_start() - * - * Start a S/390 channel program. When the interrupt arrives, the - * IRQ handler is called, either immediately, delayed (dev-end missing, - * or sense required) or never (no IRQ handler registered). - * Depending on the action taken, ccw_device_start() returns: - * 0 - Success - * -EBUSY - Device busy, or status pending - * -ENODEV - Device not operational - * -EINVAL - Device invalid for operation - */ -extern int ccw_device_start(struct ccw_device *, struct ccw1 *, - unsigned long, __u8, unsigned long); -/* - * ccw_device_start_timeout() - * - * This function notifies the device driver if the channel program has not - * completed during the specified time. If a timeout occurs, the channel - * program is terminated via xsch(), hsch() or csch(). - */ -extern int ccw_device_start_timeout(struct ccw_device *, struct ccw1 *, - unsigned long, __u8, unsigned long, int); -/* - * ccw_device_start_key() - * ccw_device_start_key_timeout() - * - * Same as ccw_device_start() and ccw_device_start_timeout(), except a - * storage key != default key can be provided for the I/O. - */ -extern int ccw_device_start_key(struct ccw_device *, struct ccw1 *, - unsigned long, __u8, __u8, unsigned long); -extern int ccw_device_start_timeout_key(struct ccw_device *, struct ccw1 *, - unsigned long, __u8, __u8, - unsigned long, int); - - -extern int ccw_device_resume(struct ccw_device *); -extern int ccw_device_halt(struct ccw_device *, unsigned long); -extern int ccw_device_clear(struct ccw_device *, unsigned long); - -extern int read_dev_chars(struct ccw_device *cdev, void **buffer, int length); -extern int read_conf_data(struct ccw_device *cdev, void **buffer, int *length); -extern int read_conf_data_lpm(struct ccw_device *cdev, void **buffer, - int *length, __u8 lpm); - -extern int ccw_device_set_online(struct ccw_device *cdev); -extern int ccw_device_set_offline(struct ccw_device *cdev); - - -extern struct ciw *ccw_device_get_ciw(struct ccw_device *, __u32 cmd); -extern __u8 ccw_device_get_path_mask(struct ccw_device *); - -#define get_ccwdev_lock(x) (x)->ccwlock - -#define to_ccwdev(n) container_of(n, struct ccw_device, dev) -#define to_ccwdrv(n) container_of(n, struct ccw_driver, driver) - -extern struct ccw_device *ccw_device_probe_console(void); - -// FIXME: these have to go -extern int _ccw_device_get_device_number(struct ccw_device *); -extern int _ccw_device_get_subchannel_number(struct ccw_device *); - -extern struct device *s390_root_dev_register(const char *); -extern void s390_root_dev_unregister(struct device *); - -extern void *ccw_device_get_chp_desc(struct ccw_device *, int); -#endif /* _S390_CCWDEV_H_ */ diff --git a/include/asm-s390/ccwgroup.h b/include/asm-s390/ccwgroup.h deleted file mode 100644 index d2f9c0d53a9..00000000000 --- a/include/asm-s390/ccwgroup.h +++ /dev/null @@ -1,45 +0,0 @@ -#ifndef S390_CCWGROUP_H -#define S390_CCWGROUP_H - -struct ccw_device; -struct ccw_driver; - -struct ccwgroup_device { - unsigned long creator_id; /* unique number of the driver */ - enum { - CCWGROUP_OFFLINE, - CCWGROUP_ONLINE, - } state; - atomic_t onoff; - unsigned int count; /* number of attached slave devices */ - struct device dev; /* master device */ - struct ccw_device *cdev[0]; /* variable number, allocate as needed */ -}; - -struct ccwgroup_driver { - struct module *owner; - char *name; - int max_slaves; - unsigned long driver_id; - - int (*probe) (struct ccwgroup_device *); - void (*remove) (struct ccwgroup_device *); - int (*set_online) (struct ccwgroup_device *); - int (*set_offline) (struct ccwgroup_device *); - - struct device_driver driver; /* this driver */ -}; - -extern int ccwgroup_driver_register (struct ccwgroup_driver *cdriver); -extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver); -extern int ccwgroup_create (struct device *root, - unsigned int creator_id, - struct ccw_driver *gdrv, - int argc, char *argv[]); - -extern int ccwgroup_probe_ccwdev(struct ccw_device *cdev); -extern void ccwgroup_remove_ccwdev(struct ccw_device *cdev); - -#define to_ccwgroupdev(x) container_of((x), struct ccwgroup_device, dev) -#define to_ccwgroupdrv(x) container_of((x), struct ccwgroup_driver, driver) -#endif diff --git a/include/asm-s390/checksum.h b/include/asm-s390/checksum.h deleted file mode 100644 index 471f2af2b16..00000000000 --- a/include/asm-s390/checksum.h +++ /dev/null @@ -1,264 +0,0 @@ -#ifndef _S390_CHECKSUM_H -#define _S390_CHECKSUM_H - -/* - * include/asm-s390/checksum.h - * S390 fast network checksum routines - * see also arch/S390/lib/checksum.c - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Ulrich Hild (first version) - * Martin Schwidefsky (heavily optimized CKSM version) - * D.J. Barrow (third attempt) - */ - -#include <asm/uaccess.h> - -/* - * computes the checksum of a memory block at buff, length len, - * and adds in "sum" (32-bit) - * - * returns a 32-bit number suitable for feeding into itself - * or csum_tcpudp_magic - * - * this function must be called with even lengths, except - * for the last fragment, which may be odd - * - * it's best to have buff aligned on a 32-bit boundary - */ -static inline unsigned int -csum_partial(const unsigned char * buff, int len, unsigned int sum) -{ - /* - * Experiments with ethernet and slip connections show that buf - * is aligned on either a 2-byte or 4-byte boundary. - */ -#ifndef __s390x__ - register_pair rp; - - rp.subreg.even = (unsigned long) buff; - rp.subreg.odd = (unsigned long) len; - __asm__ __volatile__ ( - "0: cksm %0,%1\n" /* do checksum on longs */ - " jo 0b\n" - : "+&d" (sum), "+&a" (rp) : : "cc", "memory" ); -#else /* __s390x__ */ - __asm__ __volatile__ ( - " lgr 2,%1\n" /* address in gpr 2 */ - " lgfr 3,%2\n" /* length in gpr 3 */ - "0: cksm %0,2\n" /* do checksum on longs */ - " jo 0b\n" - : "+&d" (sum) - : "d" (buff), "d" (len) - : "cc", "memory", "2", "3" ); -#endif /* __s390x__ */ - return sum; -} - -/* - * csum_partial as an inline function - */ -static inline unsigned int -csum_partial_inline(const unsigned char * buff, int len, unsigned int sum) -{ -#ifndef __s390x__ - register_pair rp; - - rp.subreg.even = (unsigned long) buff; - rp.subreg.odd = (unsigned long) len; - __asm__ __volatile__ ( - "0: cksm %0,%1\n" /* do checksum on longs */ - " jo 0b\n" - : "+&d" (sum), "+&a" (rp) : : "cc", "memory" ); -#else /* __s390x__ */ - __asm__ __volatile__ ( - " lgr 2,%1\n" /* address in gpr 2 */ - " lgfr 3,%2\n" /* length in gpr 3 */ - "0: cksm %0,2\n" /* do checksum on longs */ - " jo 0b\n" - : "+&d" (sum) - : "d" (buff), "d" (len) - : "cc", "memory", "2", "3" ); -#endif /* __s390x__ */ - return sum; -} - -/* - * the same as csum_partial_copy, but copies from user space. - * - * here even more important to align src and dst on a 32-bit (or even - * better 64-bit) boundary - * - * Copy from userspace and compute checksum. If we catch an exception - * then zero the rest of the buffer. - */ -static inline unsigned int -csum_partial_copy_from_user(const char __user *src, char *dst, - int len, unsigned int sum, - int *err_ptr) -{ - int missing; - - missing = copy_from_user(dst, src, len); - if (missing) { - memset(dst + len - missing, 0, missing); - *err_ptr = -EFAULT; - } - - return csum_partial(dst, len, sum); -} - - -static inline unsigned int -csum_partial_copy_nocheck (const char *src, char *dst, int len, unsigned int sum) -{ - memcpy(dst,src,len); - return csum_partial_inline(dst, len, sum); -} - -/* - * Fold a partial checksum without adding pseudo headers - */ -static inline unsigned short -csum_fold(unsigned int sum) -{ -#ifndef __s390x__ - register_pair rp; - - __asm__ __volatile__ ( - " slr %N1,%N1\n" /* %0 = H L */ - " lr %1,%0\n" /* %0 = H L, %1 = H L 0 0 */ - " srdl %1,16\n" /* %0 = H L, %1 = 0 H L 0 */ - " alr %1,%N1\n" /* %0 = H L, %1 = L H L 0 */ - " alr %0,%1\n" /* %0 = H+L+C L+H */ - " srl %0,16\n" /* %0 = H+L+C */ - : "+&d" (sum), "=d" (rp) : : "cc" ); -#else /* __s390x__ */ - __asm__ __volatile__ ( - " sr 3,3\n" /* %0 = H*65536 + L */ - " lr 2,%0\n" /* %0 = H L, R2/R3 = H L / 0 0 */ - " srdl 2,16\n" /* %0 = H L, R2/R3 = 0 H / L 0 */ - " alr 2,3\n" /* %0 = H L, R2/R3 = L H / L 0 */ - " alr %0,2\n" /* %0 = H+L+C L+H */ - " srl %0,16\n" /* %0 = H+L+C */ - : "+&d" (sum) : : "cc", "2", "3"); -#endif /* __s390x__ */ - return ((unsigned short) ~sum); -} - -/* - * This is a version of ip_compute_csum() optimized for IP headers, - * which always checksum on 4 octet boundaries. - * - */ -static inline unsigned short -ip_fast_csum(unsigned char *iph, unsigned int ihl) -{ - unsigned long sum; -#ifndef __s390x__ - register_pair rp; - - rp.subreg.even = (unsigned long) iph; - rp.subreg.odd = (unsigned long) ihl*4; - __asm__ __volatile__ ( - " sr %0,%0\n" /* set sum to zero */ - "0: cksm %0,%1\n" /* do checksum on longs */ - " jo 0b\n" - : "=&d" (sum), "+&a" (rp) : : "cc", "memory" ); -#else /* __s390x__ */ - __asm__ __volatile__ ( - " slgr %0,%0\n" /* set sum to zero */ - " lgr 2,%1\n" /* address in gpr 2 */ - " lgfr 3,%2\n" /* length in gpr 3 */ - "0: cksm %0,2\n" /* do checksum on ints */ - " jo 0b\n" - : "=&d" (sum) - : "d" (iph), "d" (ihl*4) - : "cc", "memory", "2", "3" ); -#endif /* __s390x__ */ - return csum_fold(sum); -} - -/* - * computes the checksum of the TCP/UDP pseudo-header - * returns a 32-bit checksum - */ -static inline unsigned int -csum_tcpudp_nofold(unsigned long saddr, unsigned long daddr, - unsigned short len, unsigned short proto, - unsigned int sum) -{ -#ifndef __s390x__ - __asm__ __volatile__ ( - " alr %0,%1\n" /* sum += saddr */ - " brc 12,0f\n" - " ahi %0,1\n" /* add carry */ - "0:" - : "+&d" (sum) : "d" (saddr) : "cc" ); - __asm__ __volatile__ ( - " alr %0,%1\n" /* sum += daddr */ - " brc 12,1f\n" - " ahi %0,1\n" /* add carry */ - "1:" - : "+&d" (sum) : "d" (daddr) : "cc" ); - __asm__ __volatile__ ( - " alr %0,%1\n" /* sum += (len<<16) + (proto<<8) */ - " brc 12,2f\n" - " ahi %0,1\n" /* add carry */ - "2:" - : "+&d" (sum) - : "d" (((unsigned int) len<<16) + (unsigned int) proto) - : "cc" ); -#else /* __s390x__ */ - __asm__ __volatile__ ( - " lgfr %0,%0\n" - " algr %0,%1\n" /* sum += saddr */ - " brc 12,0f\n" - " aghi %0,1\n" /* add carry */ - "0: algr %0,%2\n" /* sum += daddr */ - " brc 12,1f\n" - " aghi %0,1\n" /* add carry */ - "1: algfr %0,%3\n" /* sum += (len<<16) + proto */ - " brc 12,2f\n" - " aghi %0,1\n" /* add carry */ - "2: srlg 0,%0,32\n" - " alr %0,0\n" /* fold to 32 bits */ - " brc 12,3f\n" - " ahi %0,1\n" /* add carry */ - "3: llgfr %0,%0" - : "+&d" (sum) - : "d" (saddr), "d" (daddr), - "d" (((unsigned int) len<<16) + (unsigned int) proto) - : "cc", "0" ); -#endif /* __s390x__ */ - return sum; -} - -/* - * computes the checksum of the TCP/UDP pseudo-header - * returns a 16-bit checksum, already complemented - */ - -static inline unsigned short int -csum_tcpudp_magic(unsigned long saddr, unsigned long daddr, - unsigned short len, unsigned short proto, - unsigned int sum) -{ - return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); -} - -/* - * this routine is used for miscellaneous IP-like checksums, mainly - * in icmp.c - */ - -static inline unsigned short -ip_compute_csum(unsigned char * buff, int len) -{ - return csum_fold(csum_partial(buff, len, 0)); -} - -#endif /* _S390_CHECKSUM_H */ - - diff --git a/include/asm-s390/cio.h b/include/asm-s390/cio.h deleted file mode 100644 index 089cf567c31..00000000000 --- a/include/asm-s390/cio.h +++ /dev/null @@ -1,281 +0,0 @@ -/* - * include/asm-s390/cio.h - * include/asm-s390x/cio.h - * - * Common interface for I/O on S/390 - */ -#ifndef _ASM_S390_CIO_H_ -#define _ASM_S390_CIO_H_ - -#include <linux/spinlock.h> -#include <asm/types.h> - -#ifdef __KERNEL__ - -#define LPM_ANYPATH 0xff - -/* - * subchannel status word - */ -struct scsw { - __u32 key : 4; /* subchannel key */ - __u32 sctl : 1; /* suspend control */ - __u32 eswf : 1; /* ESW format */ - __u32 cc : 2; /* deferred condition code */ - __u32 fmt : 1; /* format */ - __u32 pfch : 1; /* prefetch */ - __u32 isic : 1; /* initial-status interruption control */ - __u32 alcc : 1; /* address-limit checking control */ - __u32 ssi : 1; /* supress-suspended interruption */ - __u32 zcc : 1; /* zero condition code */ - __u32 ectl : 1; /* extended control */ - __u32 pno : 1; /* path not operational */ - __u32 res : 1; /* reserved */ - __u32 fctl : 3; /* function control */ - __u32 actl : 7; /* activity control */ - __u32 stctl : 5; /* status control */ - __u32 cpa; /* channel program address */ - __u32 dstat : 8; /* device status */ - __u32 cstat : 8; /* subchannel status */ - __u32 count : 16; /* residual count */ -} __attribute__ ((packed)); - -#define SCSW_FCTL_CLEAR_FUNC 0x1 -#define SCSW_FCTL_HALT_FUNC 0x2 -#define SCSW_FCTL_START_FUNC 0x4 - -#define SCSW_ACTL_SUSPENDED 0x1 -#define SCSW_ACTL_DEVACT 0x2 -#define SCSW_ACTL_SCHACT 0x4 -#define SCSW_ACTL_CLEAR_PEND 0x8 -#define SCSW_ACTL_HALT_PEND 0x10 -#define SCSW_ACTL_START_PEND 0x20 -#define SCSW_ACTL_RESUME_PEND 0x40 - -#define SCSW_STCTL_STATUS_PEND 0x1 -#define SCSW_STCTL_SEC_STATUS 0x2 -#define SCSW_STCTL_PRIM_STATUS 0x4 -#define SCSW_STCTL_INTER_STATUS 0x8 -#define SCSW_STCTL_ALERT_STATUS 0x10 - -#define DEV_STAT_ATTENTION 0x80 -#define DEV_STAT_STAT_MOD 0x40 -#define DEV_STAT_CU_END 0x20 -#define DEV_STAT_BUSY 0x10 -#define DEV_STAT_CHN_END 0x08 -#define DEV_STAT_DEV_END 0x04 -#define DEV_STAT_UNIT_CHECK 0x02 -#define DEV_STAT_UNIT_EXCEP 0x01 - -#define SCHN_STAT_PCI 0x80 -#define SCHN_STAT_INCORR_LEN 0x40 -#define SCHN_STAT_PROG_CHECK 0x20 -#define SCHN_STAT_PROT_CHECK 0x10 -#define SCHN_STAT_CHN_DATA_CHK 0x08 -#define SCHN_STAT_CHN_CTRL_CHK 0x04 -#define SCHN_STAT_INTF_CTRL_CHK 0x02 -#define SCHN_STAT_CHAIN_CHECK 0x01 - -/* - * architectured values for first sense byte - */ -#define SNS0_CMD_REJECT 0x80 -#define SNS_CMD_REJECT SNS0_CMD_REJEC -#define SNS0_INTERVENTION_REQ 0x40 -#define SNS0_BUS_OUT_CHECK 0x20 -#define SNS0_EQUIPMENT_CHECK 0x10 -#define SNS0_DATA_CHECK 0x08 -#define SNS0_OVERRUN 0x04 -#define SNS0_INCOMPL_DOMAIN 0x01 - -/* - * architectured values for second sense byte - */ -#define SNS1_PERM_ERR 0x80 -#define SNS1_INV_TRACK_FORMAT 0x40 -#define SNS1_EOC 0x20 -#define SNS1_MESSAGE_TO_OPER 0x10 -#define SNS1_NO_REC_FOUND 0x08 -#define SNS1_FILE_PROTECTED 0x04 -#define SNS1_WRITE_INHIBITED 0x02 -#define SNS1_INPRECISE_END 0x01 - -/* - * architectured values for third sense byte - */ -#define SNS2_REQ_INH_WRITE 0x80 -#define SNS2_CORRECTABLE 0x40 -#define SNS2_FIRST_LOG_ERR 0x20 -#define SNS2_ENV_DATA_PRESENT 0x10 -#define SNS2_INPRECISE_END 0x04 - -struct ccw1 { - __u8 cmd_code; /* command code */ - __u8 flags; /* flags, like IDA addressing, etc. */ - __u16 count; /* byte count */ - __u32 cda; /* data address */ -} __attribute__ ((packed,aligned(8))); - -#define CCW_FLAG_DC 0x80 -#define CCW_FLAG_CC 0x40 -#define CCW_FLAG_SLI 0x20 -#define CCW_FLAG_SKIP 0x10 -#define CCW_FLAG_PCI 0x08 -#define CCW_FLAG_IDA 0x04 -#define CCW_FLAG_SUSPEND 0x02 - -#define CCW_CMD_READ_IPL 0x02 -#define CCW_CMD_NOOP 0x03 -#define CCW_CMD_BASIC_SENSE 0x04 -#define CCW_CMD_TIC 0x08 -#define CCW_CMD_STLCK 0x14 -#define CCW_CMD_SENSE_PGID 0x34 -#define CCW_CMD_SUSPEND_RECONN 0x5B -#define CCW_CMD_RDC 0x64 -#define CCW_CMD_RELEASE 0x94 -#define CCW_CMD_SET_PGID 0xAF -#define CCW_CMD_SENSE_ID 0xE4 -#define CCW_CMD_DCTL 0xF3 - -#define SENSE_MAX_COUNT 0x20 - -struct erw { - __u32 res0 : 3; /* reserved */ - __u32 auth : 1; /* Authorization check */ - __u32 pvrf : 1; /* path-verification-required flag */ - __u32 cpt : 1; /* channel-path timeout */ - __u32 fsavf : 1; /* Failing storage address validity flag */ - __u32 cons : 1; /* concurrent-sense */ - __u32 scavf : 1; /* Secondary ccw address validity flag */ - __u32 fsaf : 1; /* Failing storage address format */ - __u32 scnt : 6; /* sense count if cons == 1 */ - __u32 res16 : 16; /* reserved */ -} __attribute__ ((packed)); - -/* - * subchannel logout area - */ -struct sublog { - __u32 res0 : 1; /* reserved */ - __u32 esf : 7; /* extended status flags */ - __u32 lpum : 8; /* last path used mask */ - __u32 arep : 1; /* ancillary report */ - __u32 fvf : 5; /* field-validity flags */ - __u32 sacc : 2; /* storage access code */ - __u32 termc : 2; /* termination code */ - __u32 devsc : 1; /* device-status check */ - __u32 serr : 1; /* secondary error */ - __u32 ioerr : 1; /* i/o-error alert */ - __u32 seqc : 3; /* sequence code */ -} __attribute__ ((packed)); - -/* - * Format 0 Extended Status Word (ESW) - */ -struct esw0 { - struct sublog sublog; /* subchannel logout */ - struct erw erw; /* extended report word */ - __u32 faddr[2]; /* failing storage address */ - __u32 saddr; /* secondary ccw address */ -} __attribute__ ((packed)); - -/* - * Format 1 Extended Status Word (ESW) - */ -struct esw1 { - __u8 zero0; /* reserved zeros */ - __u8 lpum; /* last path used mask */ - __u16 zero16; /* reserved zeros */ - struct erw erw; /* extended report word */ - __u32 zeros[3]; /* 2 fullwords of zeros */ -} __attribute__ ((packed)); - -/* - * Format 2 Extended Status Word (ESW) - */ -struct esw2 { - __u8 zero0; /* reserved zeros */ - __u8 lpum; /* last path used mask */ - __u16 dcti; /* device-connect-time interval */ - struct erw erw; /* extended report word */ - __u32 zeros[3]; /* 2 fullwords of zeros */ -} __attribute__ ((packed)); - -/* - * Format 3 Extended Status Word (ESW) - */ -struct esw3 { - __u8 zero0; /* reserved zeros */ - __u8 lpum; /* last path used mask */ - __u16 res; /* reserved */ - struct erw erw; /* extended report word */ - __u32 zeros[3]; /* 2 fullwords of zeros */ -} __attribute__ ((packed)); - -/* - * interruption response block - */ -struct irb { - struct scsw scsw; /* subchannel status word */ - union { /* extended status word, 4 formats */ - struct esw0 esw0; - struct esw1 esw1; - struct esw2 esw2; - struct esw3 esw3; - } esw; - __u8 ecw[32]; /* extended control word */ -} __attribute__ ((packed,aligned(4))); - -/* - * command information word (CIW) layout - */ -struct ciw { - __u32 et : 2; /* entry type */ - __u32 reserved : 2; /* reserved */ - __u32 ct : 4; /* command type */ - __u32 cmd : 8; /* command */ - __u32 count : 16; /* coun */ -} __attribute__ ((packed)); - -#define CIW_TYPE_RCD 0x0 /* read configuration data */ -#define CIW_TYPE_SII 0x1 /* set interface identifier */ -#define CIW_TYPE_RNI 0x2 /* read node identifier */ - -/* - * Flags used as input parameters for do_IO() - */ -#define DOIO_ALLOW_SUSPEND 0x0001 /* allow for channel prog. suspend */ -#define DOIO_DENY_PREFETCH 0x0002 /* don't allow for CCW prefetch */ -#define DOIO_SUPPRESS_INTER 0x0004 /* suppress intermediate inter. */ - /* ... for suspended CCWs */ -/* Device or subchannel gone. */ -#define CIO_GONE 0x0001 -/* No path to device. */ -#define CIO_NO_PATH 0x0002 -/* Device has appeared. */ -#define CIO_OPER 0x0004 -/* Sick revalidation of device. */ -#define CIO_REVALIDATE 0x0008 - -struct diag210 { - __u16 vrdcdvno : 16; /* device number (input) */ - __u16 vrdclen : 16; /* data block length (input) */ - __u32 vrdcvcla : 8; /* virtual device class (output) */ - __u32 vrdcvtyp : 8; /* virtual device type (output) */ - __u32 vrdcvsta : 8; /* virtual device status (output) */ - __u32 vrdcvfla : 8; /* virtual device flags (output) */ - __u32 vrdcrccl : 8; /* real device class (output) */ - __u32 vrdccrty : 8; /* real device type (output) */ - __u32 vrdccrmd : 8; /* real device model (output) */ - __u32 vrdccrft : 8; /* real device feature (output) */ -} __attribute__ ((packed,aligned(4))); - -extern int diag210(struct diag210 *addr); - -extern void wait_cons_dev(void); - -extern void clear_all_subchannels(void); - -#endif - -#endif diff --git a/include/asm-s390/cmb.h b/include/asm-s390/cmb.h deleted file mode 100644 index dae1dd4fb93..00000000000 --- a/include/asm-s390/cmb.h +++ /dev/null @@ -1,98 +0,0 @@ -#ifndef S390_CMB_H -#define S390_CMB_H -/** - * struct cmbdata -- channel measurement block data for user space - * - * @size: size of the stored data - * @ssch_rsch_count: XXX - * @sample_count: - * @device_connect_time: - * @function_pending_time: - * @device_disconnect_time: - * @control_unit_queuing_time: - * @device_active_only_time: - * @device_busy_time: - * @initial_command_response_time: - * - * all values are stored as 64 bit for simplicity, especially - * in 32 bit emulation mode. All time values are normalized to - * nanoseconds. - * Currently, two formats are known, which differ by the size of - * this structure, i.e. the last two members are only set when - * the extended channel measurement facility (first shipped in - * z990 machines) is activated. - * Potentially, more fields could be added, which results in a - * new ioctl number. - **/ -struct cmbdata { - __u64 size; - __u64 elapsed_time; - /* basic and exended format: */ - __u64 ssch_rsch_count; - __u64 sample_count; - __u64 device_connect_time; - __u64 function_pending_time; - __u64 device_disconnect_time; - __u64 control_unit_queuing_time; - __u64 device_active_only_time; - /* extended format only: */ - __u64 device_busy_time; - __u64 initial_command_response_time; -}; - -/* enable channel measurement */ -#define BIODASDCMFENABLE _IO(DASD_IOCTL_LETTER,32) -/* enable channel measurement */ -#define BIODASDCMFDISABLE _IO(DASD_IOCTL_LETTER,33) -/* reset channel measurement block */ -#define BIODASDRESETCMB _IO(DASD_IOCTL_LETTER,34) -/* read channel measurement data */ -#define BIODASDREADCMB _IOWR(DASD_IOCTL_LETTER,32,u64) -/* read channel measurement data */ -#define BIODASDREADALLCMB _IOWR(DASD_IOCTL_LETTER,33,struct cmbdata) - -#ifdef __KERNEL__ -struct ccw_device; -/** - * enable_cmf() - switch on the channel measurement for a specific device - * @cdev: The ccw device to be enabled - * returns 0 for success or a negative error value. - * - * Context: - * non-atomic - **/ -extern int enable_cmf(struct ccw_device *cdev); - -/** - * disable_cmf() - switch off the channel measurement for a specific device - * @cdev: The ccw device to be disabled - * returns 0 for success or a negative error value. - * - * Context: - * non-atomic - **/ -extern int disable_cmf(struct ccw_device *cdev); - -/** - * cmf_read() - read one value from the current channel measurement block - * @cmf: the channel to be read - * @index: the name of the value that is read - * - * Context: - * any - **/ - -extern u64 cmf_read(struct ccw_device *cdev, int index); -/** - * cmf_readall() - read one value from the current channel measurement block - * @cmf: the channel to be read - * @data: a pointer to a data block that will be filled - * - * Context: - * any - **/ -extern int cmf_readall(struct ccw_device *cdev, struct cmbdata*data); -extern void cmf_reset(struct ccw_device *cdev); - -#endif /* __KERNEL__ */ -#endif /* S390_CMB_H */ diff --git a/include/asm-s390/compat.h b/include/asm-s390/compat.h deleted file mode 100644 index 7f8f544eb26..00000000000 --- a/include/asm-s390/compat.h +++ /dev/null @@ -1,198 +0,0 @@ -#ifndef _ASM_S390X_COMPAT_H -#define _ASM_S390X_COMPAT_H -/* - * Architecture specific compatibility types - */ -#include <linux/types.h> -#include <linux/sched.h> - -#define COMPAT_USER_HZ 100 - -typedef u32 compat_size_t; -typedef s32 compat_ssize_t; -typedef s32 compat_time_t; -typedef s32 compat_clock_t; -typedef s32 compat_pid_t; -typedef u16 compat_uid_t; -typedef u16 compat_gid_t; -typedef u32 compat_uid32_t; -typedef u32 compat_gid32_t; -typedef u16 compat_mode_t; -typedef u32 compat_ino_t; -typedef u16 compat_dev_t; -typedef s32 compat_off_t; -typedef s64 compat_loff_t; -typedef u16 compat_nlink_t; -typedef u16 compat_ipc_pid_t; -typedef s32 compat_daddr_t; -typedef u32 compat_caddr_t; -typedef __kernel_fsid_t compat_fsid_t; -typedef s32 compat_key_t; -typedef s32 compat_timer_t; - -typedef s32 compat_int_t; -typedef s32 compat_long_t; -typedef u32 compat_uint_t; -typedef u32 compat_ulong_t; - -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - -struct compat_stat { - compat_dev_t st_dev; - u16 __pad1; - compat_ino_t st_ino; - compat_mode_t st_mode; - compat_nlink_t st_nlink; - compat_uid_t st_uid; - compat_gid_t st_gid; - compat_dev_t st_rdev; - u16 __pad2; - u32 st_size; - u32 st_blksize; - u32 st_blocks; - u32 st_atime; - u32 st_atime_nsec; - u32 st_mtime; - u32 st_mtime_nsec; - u32 st_ctime; - u32 st_ctime_nsec; - u32 __unused4; - u32 __unused5; -}; - -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -#define F_GETLK64 12 -#define F_SETLK64 13 -#define F_SETLKW64 14 - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - -struct compat_statfs { - s32 f_type; - s32 f_bsize; - s32 f_blocks; - s32 f_bfree; - s32 f_bavail; - s32 f_files; - s32 f_ffree; - compat_fsid_t f_fsid; - s32 f_namelen; - s32 f_frsize; - s32 f_spare[6]; -}; - -#define COMPAT_RLIM_OLD_INFINITY 0x7fffffff -#define COMPAT_RLIM_INFINITY 0xffffffff - -typedef u32 compat_old_sigset_t; /* at least 32 bits */ - -#define _COMPAT_NSIG 64 -#define _COMPAT_NSIG_BPW 32 - -typedef u32 compat_sigset_word; - -#define COMPAT_OFF_T_MAX 0x7fffffff -#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL - -/* - * A pointer passed in from user mode. This should not - * be used for syscall parameters, just declare them - * as pointers because the syscall entry code will have - * appropriately comverted them already. - */ -typedef u32 compat_uptr_t; - -static inline void __user *compat_ptr(compat_uptr_t uptr) -{ - return (void __user *)(unsigned long)(uptr & 0x7fffffffUL); -} - -static inline void __user *compat_alloc_user_space(long len) -{ - unsigned long stack; - - stack = KSTK_ESP(current); - if (test_thread_flag(TIF_31BIT)) - stack &= 0x7fffffffUL; - return (void __user *) (stack - len); -} - -struct compat_ipc64_perm { - compat_key_t key; - compat_uid32_t uid; - compat_gid32_t gid; - compat_uid32_t cuid; - compat_gid32_t cgid; - compat_mode_t mode; - unsigned short __pad1; - unsigned short seq; - unsigned short __pad2; - unsigned int __unused1; - unsigned int __unused2; -}; - -struct compat_semid64_ds { - struct compat_ipc64_perm sem_perm; - compat_time_t sem_otime; - compat_ulong_t __pad1; - compat_time_t sem_ctime; - compat_ulong_t __pad2; - compat_ulong_t sem_nsems; - compat_ulong_t __unused1; - compat_ulong_t __unused2; -}; - -struct compat_msqid64_ds { - struct compat_ipc64_perm msg_perm; - compat_time_t msg_stime; - compat_ulong_t __pad1; - compat_time_t msg_rtime; - compat_ulong_t __pad2; - compat_time_t msg_ctime; - compat_ulong_t __pad3; - compat_ulong_t msg_cbytes; - compat_ulong_t msg_qnum; - compat_ulong_t msg_qbytes; - compat_pid_t msg_lspid; - compat_pid_t msg_lrpid; - compat_ulong_t __unused1; - compat_ulong_t __unused2; -}; - -struct compat_shmid64_ds { - struct compat_ipc64_perm shm_perm; - compat_size_t shm_segsz; - compat_time_t shm_atime; - compat_ulong_t __pad1; - compat_time_t shm_dtime; - compat_ulong_t __pad2; - compat_time_t shm_ctime; - compat_ulong_t __pad3; - compat_pid_t shm_cpid; - compat_pid_t shm_lpid; - compat_ulong_t shm_nattch; - compat_ulong_t __unused1; - compat_ulong_t __unused2; -}; -#endif /* _ASM_S390X_COMPAT_H */ diff --git a/include/asm-s390/cpcmd.h b/include/asm-s390/cpcmd.h deleted file mode 100644 index 1fcf65be7a2..00000000000 --- a/include/asm-s390/cpcmd.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * arch/s390/kernel/cpcmd.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - * Christian Borntraeger (cborntra@de.ibm.com), - */ - -#ifndef __CPCMD__ -#define __CPCMD__ - -/* - * the lowlevel function for cpcmd - * the caller of __cpcmd has to ensure that the response buffer is below 2 GB - */ -extern int __cpcmd(const char *cmd, char *response, int rlen, int *response_code); - -#ifndef __s390x__ -#define cpcmd __cpcmd -#else -/* - * cpcmd is the in-kernel interface for issuing CP commands - * - * cmd: null-terminated command string, max 240 characters - * response: response buffer for VM's textual response - * rlen: size of the response buffer, cpcmd will not exceed this size - * but will cap the output, if its too large. Everything that - * did not fit into the buffer will be silently dropped - * response_code: return pointer for VM's error code - * return value: the size of the response. The caller can check if the buffer - * was large enough by comparing the return value and rlen - * NOTE: If the response buffer is not below 2 GB, cpcmd can sleep - */ -extern int cpcmd(const char *cmd, char *response, int rlen, int *response_code); -#endif /*__s390x__*/ - -#endif diff --git a/include/asm-s390/cputime.h b/include/asm-s390/cputime.h deleted file mode 100644 index 4b3ef7cad11..00000000000 --- a/include/asm-s390/cputime.h +++ /dev/null @@ -1,176 +0,0 @@ -/* - * include/asm-s390/cputime.h - * - * (C) Copyright IBM Corp. 2004 - * - * Author: Martin Schwidefsky <schwidefsky@de.ibm.com> - */ - -#ifndef _S390_CPUTIME_H -#define _S390_CPUTIME_H - -#include <asm/div64.h> - -/* We want to use micro-second resolution. */ - -typedef unsigned long long cputime_t; -typedef unsigned long long cputime64_t; - -#ifndef __s390x__ - -static inline unsigned int -__div(unsigned long long n, unsigned int base) -{ - register_pair rp; - - rp.pair = n >> 1; - asm ("dr %0,%1" : "+d" (rp) : "d" (base >> 1)); - return rp.subreg.odd; -} - -#else /* __s390x__ */ - -static inline unsigned int -__div(unsigned long long n, unsigned int base) -{ - return n / base; -} - -#endif /* __s390x__ */ - -#define cputime_zero (0ULL) -#define cputime_max ((~0UL >> 1) - 1) -#define cputime_add(__a, __b) ((__a) + (__b)) -#define cputime_sub(__a, __b) ((__a) - (__b)) -#define cputime_div(__a, __n) ({ \ - unsigned long long __div = (__a); \ - do_div(__div,__n); \ - __div; \ -}) -#define cputime_halve(__a) ((__a) >> 1) -#define cputime_eq(__a, __b) ((__a) == (__b)) -#define cputime_gt(__a, __b) ((__a) > (__b)) -#define cputime_ge(__a, __b) ((__a) >= (__b)) -#define cputime_lt(__a, __b) ((__a) < (__b)) -#define cputime_le(__a, __b) ((__a) <= (__b)) -#define cputime_to_jiffies(__ct) (__div((__ct), 1000000 / HZ)) -#define jiffies_to_cputime(__hz) ((cputime_t)(__hz) * (1000000 / HZ)) - -#define cputime64_zero (0ULL) -#define cputime64_add(__a, __b) ((__a) + (__b)) -#define cputime_to_cputime64(__ct) (__ct) - -static inline u64 -cputime64_to_jiffies64(cputime64_t cputime) -{ - do_div(cputime, 1000000 / HZ); - return cputime; -} - -/* - * Convert cputime to milliseconds and back. - */ -static inline unsigned int -cputime_to_msecs(const cputime_t cputime) -{ - return __div(cputime, 1000); -} - -static inline cputime_t -msecs_to_cputime(const unsigned int m) -{ - return (cputime_t) m * 1000; -} - -/* - * Convert cputime to milliseconds and back. - */ -static inline unsigned int -cputime_to_secs(const cputime_t cputime) -{ - return __div(cputime, 1000000); -} - -static inline cputime_t -secs_to_cputime(const unsigned int s) -{ - return (cputime_t) s * 1000000; -} - -/* - * Convert cputime to timespec and back. - */ -static inline cputime_t -timespec_to_cputime(const struct timespec *value) -{ - return value->tv_nsec / 1000 + (u64) value->tv_sec * 1000000; -} - -static inline void -cputime_to_timespec(const cputime_t cputime, struct timespec *value) -{ -#ifndef __s390x__ - register_pair rp; - - rp.pair = cputime >> 1; - asm ("dr %0,%1" : "+d" (rp) : "d" (1000000 >> 1)); - value->tv_nsec = rp.subreg.even * 1000; - value->tv_sec = rp.subreg.odd; -#else - value->tv_nsec = (cputime % 1000000) * 1000; - value->tv_sec = cputime / 1000000; -#endif -} - -/* - * Convert cputime to timeval and back. - * Since cputime and timeval have the same resolution (microseconds) - * this is easy. - */ -static inline cputime_t -timeval_to_cputime(const struct timeval *value) -{ - return value->tv_usec + (u64) value->tv_sec * 1000000; -} - -static inline void -cputime_to_timeval(const cputime_t cputime, struct timeval *value) -{ -#ifndef __s390x__ - register_pair rp; - - rp.pair = cputime >> 1; - asm ("dr %0,%1" : "+d" (rp) : "d" (1000000 >> 1)); - value->tv_usec = rp.subreg.even; - value->tv_sec = rp.subreg.odd; -#else - value->tv_usec = cputime % 1000000; - value->tv_sec = cputime / 1000000; -#endif -} - -/* - * Convert cputime to clock and back. - */ -static inline clock_t -cputime_to_clock_t(cputime_t cputime) -{ - return __div(cputime, 1000000 / USER_HZ); -} - -static inline cputime_t -clock_t_to_cputime(unsigned long x) -{ - return (cputime_t) x * (1000000 / USER_HZ); -} - -/* - * Convert cputime64 to clock. - */ -static inline clock_t -cputime64_to_clock_t(cputime64_t cputime) -{ - return __div(cputime, 1000000 / USER_HZ); -} - -#endif /* _S390_CPUTIME_H */ diff --git a/include/asm-s390/current.h b/include/asm-s390/current.h deleted file mode 100644 index 83cf36cde2d..00000000000 --- a/include/asm-s390/current.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * include/asm-s390/current.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/current.h" - */ - -#ifndef _S390_CURRENT_H -#define _S390_CURRENT_H - -#ifdef __KERNEL__ -#include <asm/lowcore.h> - -struct task_struct; - -#define current ((struct task_struct *const)S390_lowcore.current_task) - -#endif - -#endif /* !(_S390_CURRENT_H) */ diff --git a/include/asm-s390/dasd.h b/include/asm-s390/dasd.h deleted file mode 100644 index 77b10d6adab..00000000000 --- a/include/asm-s390/dasd.h +++ /dev/null @@ -1,268 +0,0 @@ -/* - * File...........: linux/drivers/s390/block/dasd.c - * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com> - * Bugreports.to..: <Linux390@de.ibm.com> - * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000 - * - * This file is the interface of the DASD device driver, which is exported to user space - * any future changes wrt the API will result in a change of the APIVERSION reported - * to userspace by the DASDAPIVER-ioctl - * - * $Revision: 1.6 $ - * - */ - -#ifndef DASD_H -#define DASD_H -#include <linux/ioctl.h> - -#define DASD_IOCTL_LETTER 'D' - -#define DASD_API_VERSION 6 - -/* - * struct dasd_information2_t - * represents any data about the device, which is visible to userspace. - * including foramt and featueres. - */ -typedef struct dasd_information2_t { - unsigned int devno; /* S/390 devno */ - unsigned int real_devno; /* for aliases */ - unsigned int schid; /* S/390 subchannel identifier */ - unsigned int cu_type : 16; /* from SenseID */ - unsigned int cu_model : 8; /* from SenseID */ - unsigned int dev_type : 16; /* from SenseID */ - unsigned int dev_model : 8; /* from SenseID */ - unsigned int open_count; - unsigned int req_queue_len; - unsigned int chanq_len; /* length of chanq */ - char type[4]; /* from discipline.name, 'none' for unknown */ - unsigned int status; /* current device level */ - unsigned int label_block; /* where to find the VOLSER */ - unsigned int FBA_layout; /* fixed block size (like AIXVOL) */ - unsigned int characteristics_size; - unsigned int confdata_size; - char characteristics[64]; /* from read_device_characteristics */ - char configuration_data[256]; /* from read_configuration_data */ - unsigned int format; /* format info like formatted/cdl/ldl/... */ - unsigned int features; /* dasd features like 'ro',... */ - unsigned int reserved0; /* reserved for further use ,... */ - unsigned int reserved1; /* reserved for further use ,... */ - unsigned int reserved2; /* reserved for further use ,... */ - unsigned int reserved3; /* reserved for further use ,... */ - unsigned int reserved4; /* reserved for further use ,... */ - unsigned int reserved5; /* reserved for further use ,... */ - unsigned int reserved6; /* reserved for further use ,... */ - unsigned int reserved7; /* reserved for further use ,... */ -} dasd_information2_t; - -/* - * values to be used for dasd_information_t.format - * 0x00: NOT formatted - * 0x01: Linux disc layout - * 0x02: Common disc layout - */ -#define DASD_FORMAT_NONE 0 -#define DASD_FORMAT_LDL 1 -#define DASD_FORMAT_CDL 2 -/* - * values to be used for dasd_information_t.features - * 0x00: default features - * 0x01: readonly (ro) - * 0x02: use diag discipline (diag) - */ -#define DASD_FEATURE_DEFAULT 0 -#define DASD_FEATURE_READONLY 1 -#define DASD_FEATURE_USEDIAG 2 - -#define DASD_PARTN_BITS 2 - -/* - * struct dasd_information_t - * represents any data about the data, which is visible to userspace - */ -typedef struct dasd_information_t { - unsigned int devno; /* S/390 devno */ - unsigned int real_devno; /* for aliases */ - unsigned int schid; /* S/390 subchannel identifier */ - unsigned int cu_type : 16; /* from SenseID */ - unsigned int cu_model : 8; /* from SenseID */ - unsigned int dev_type : 16; /* from SenseID */ - unsigned int dev_model : 8; /* from SenseID */ - unsigned int open_count; - unsigned int req_queue_len; - unsigned int chanq_len; /* length of chanq */ - char type[4]; /* from discipline.name, 'none' for unknown */ - unsigned int status; /* current device level */ - unsigned int label_block; /* where to find the VOLSER */ - unsigned int FBA_layout; /* fixed block size (like AIXVOL) */ - unsigned int characteristics_size; - unsigned int confdata_size; - char characteristics[64]; /* from read_device_characteristics */ - char configuration_data[256]; /* from read_configuration_data */ -} dasd_information_t; - -/* - * Read Subsystem Data - Perfomance Statistics - */ -typedef struct dasd_rssd_perf_stats_t { - unsigned char invalid:1; - unsigned char format:3; - unsigned char data_format:4; - unsigned char unit_address; - unsigned short device_status; - unsigned int nr_read_normal; - unsigned int nr_read_normal_hits; - unsigned int nr_write_normal; - unsigned int nr_write_fast_normal_hits; - unsigned int nr_read_seq; - unsigned int nr_read_seq_hits; - unsigned int nr_write_seq; - unsigned int nr_write_fast_seq_hits; - unsigned int nr_read_cache; - unsigned int nr_read_cache_hits; - unsigned int nr_write_cache; - unsigned int nr_write_fast_cache_hits; - unsigned int nr_inhibit_cache; - unsigned int nr_bybass_cache; - unsigned int nr_seq_dasd_to_cache; - unsigned int nr_dasd_to_cache; - unsigned int nr_cache_to_dasd; - unsigned int nr_delayed_fast_write; - unsigned int nr_normal_fast_write; - unsigned int nr_seq_fast_write; - unsigned int nr_cache_miss; - unsigned char status2; - unsigned int nr_quick_write_promotes; - unsigned char reserved; - unsigned short ssid; - unsigned char reseved2[96]; -} __attribute__((packed)) dasd_rssd_perf_stats_t; - -/* - * struct profile_info_t - * holds the profinling information - */ -typedef struct dasd_profile_info_t { - unsigned int dasd_io_reqs; /* number of requests processed at all */ - unsigned int dasd_io_sects; /* number of sectors processed at all */ - unsigned int dasd_io_secs[32]; /* histogram of request's sizes */ - unsigned int dasd_io_times[32]; /* histogram of requests's times */ - unsigned int dasd_io_timps[32]; /* histogram of requests's times per sector */ - unsigned int dasd_io_time1[32]; /* histogram of time from build to start */ - unsigned int dasd_io_time2[32]; /* histogram of time from start to irq */ - unsigned int dasd_io_time2ps[32]; /* histogram of time from start to irq */ - unsigned int dasd_io_time3[32]; /* histogram of time from irq to end */ - unsigned int dasd_io_nr_req[32]; /* histogram of # of requests in chanq */ -} dasd_profile_info_t; - -/* - * struct format_data_t - * represents all data necessary to format a dasd - */ -typedef struct format_data_t { - int start_unit; /* from track */ - int stop_unit; /* to track */ - int blksize; /* sectorsize */ - int intensity; -} format_data_t; - -/* - * values to be used for format_data_t.intensity - * 0/8: normal format - * 1/9: also write record zero - * 3/11: also write home address - * 4/12: invalidate track - */ -#define DASD_FMT_INT_FMT_R0 1 /* write record zero */ -#define DASD_FMT_INT_FMT_HA 2 /* write home address, also set FMT_R0 ! */ -#define DASD_FMT_INT_INVAL 4 /* invalidate tracks */ -#define DASD_FMT_INT_COMPAT 8 /* use OS/390 compatible disk layout */ - - -/* - * struct attrib_data_t - * represents the operation (cache) bits for the device. - * Used in DE to influence caching of the DASD. - */ -typedef struct attrib_data_t { - unsigned char operation:3; /* cache operation mode */ - unsigned char reserved:5; /* cache operation mode */ - __u16 nr_cyl; /* no of cyliners for read ahaed */ - __u8 reserved2[29]; /* for future use */ -} __attribute__ ((packed)) attrib_data_t; - -/* definition of operation (cache) bits within attributes of DE */ -#define DASD_NORMAL_CACHE 0x0 -#define DASD_BYPASS_CACHE 0x1 -#define DASD_INHIBIT_LOAD 0x2 -#define DASD_SEQ_ACCESS 0x3 -#define DASD_SEQ_PRESTAGE 0x4 -#define DASD_REC_ACCESS 0x5 - - -/******************************************************************************** - * SECTION: Definition of IOCTLs - * - * Here ist how the ioctl-nr should be used: - * 0 - 31 DASD driver itself - * 32 - 239 still open - * 240 - 255 reserved for EMC - *******************************************************************************/ - -/* Disable the volume (for Linux) */ -#define BIODASDDISABLE _IO(DASD_IOCTL_LETTER,0) -/* Enable the volume (for Linux) */ -#define BIODASDENABLE _IO(DASD_IOCTL_LETTER,1) -/* Issue a reserve/release command, rsp. */ -#define BIODASDRSRV _IO(DASD_IOCTL_LETTER,2) /* reserve */ -#define BIODASDRLSE _IO(DASD_IOCTL_LETTER,3) /* release */ -#define BIODASDSLCK _IO(DASD_IOCTL_LETTER,4) /* steal lock */ -/* reset profiling information of a device */ -#define BIODASDPRRST _IO(DASD_IOCTL_LETTER,5) -/* Quiesce IO on device */ -#define BIODASDQUIESCE _IO(DASD_IOCTL_LETTER,6) -/* Resume IO on device */ -#define BIODASDRESUME _IO(DASD_IOCTL_LETTER,7) - - -/* retrieve API version number */ -#define DASDAPIVER _IOR(DASD_IOCTL_LETTER,0,int) -/* Get information on a dasd device */ -#define BIODASDINFO _IOR(DASD_IOCTL_LETTER,1,dasd_information_t) -/* retrieve profiling information of a device */ -#define BIODASDPRRD _IOR(DASD_IOCTL_LETTER,2,dasd_profile_info_t) -/* Get information on a dasd device (enhanced) */ -#define BIODASDINFO2 _IOR(DASD_IOCTL_LETTER,3,dasd_information2_t) -/* Performance Statistics Read */ -#define BIODASDPSRD _IOR(DASD_IOCTL_LETTER,4,dasd_rssd_perf_stats_t) -/* Get Attributes (cache operations) */ -#define BIODASDGATTR _IOR(DASD_IOCTL_LETTER,5,attrib_data_t) - - -/* #define BIODASDFORMAT _IOW(IOCTL_LETTER,0,format_data_t) , deprecated */ -#define BIODASDFMT _IOW(DASD_IOCTL_LETTER,1,format_data_t) -/* Set Attributes (cache operations) */ -#define BIODASDSATTR _IOW(DASD_IOCTL_LETTER,2,attrib_data_t) - - -#endif /* DASD_H */ - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-indent-level: 4 - * c-brace-imaginary-offset: 0 - * c-brace-offset: -4 - * c-argdecl-indent: 4 - * c-label-offset: -4 - * c-continued-statement-offset: 4 - * c-continued-brace-offset: 0 - * indent-tabs-mode: nil - * tab-width: 8 - * End: - */ diff --git a/include/asm-s390/debug.h b/include/asm-s390/debug.h deleted file mode 100644 index 92360d90144..00000000000 --- a/include/asm-s390/debug.h +++ /dev/null @@ -1,259 +0,0 @@ -/* - * include/asm-s390/debug.h - * S/390 debug facility - * - * Copyright (C) 1999, 2000 IBM Deutschland Entwicklung GmbH, - * IBM Corporation - */ - -#ifndef DEBUG_H -#define DEBUG_H - -#include <linux/config.h> -#include <linux/fs.h> -#include <linux/string.h> - -/* Note: - * struct __debug_entry must be defined outside of #ifdef __KERNEL__ - * in order to allow a user program to analyze the 'raw'-view. - */ - -struct __debug_entry{ - union { - struct { - unsigned long long clock:52; - unsigned long long exception:1; - unsigned long long level:3; - unsigned long long cpuid:8; - } fields; - - unsigned long long stck; - } id; - void* caller; -} __attribute__((packed)); - - -#define __DEBUG_FEATURE_VERSION 2 /* version of debug feature */ - -#ifdef __KERNEL__ -#include <linux/spinlock.h> -#include <linux/kernel.h> -#include <linux/time.h> - -#define DEBUG_MAX_LEVEL 6 /* debug levels range from 0 to 6 */ -#define DEBUG_OFF_LEVEL -1 /* level where debug is switched off */ -#define DEBUG_FLUSH_ALL -1 /* parameter to flush all areas */ -#define DEBUG_MAX_VIEWS 10 /* max number of views in proc fs */ -#define DEBUG_MAX_NAME_LEN 64 /* max length for a debugfs file name */ -#define DEBUG_DEFAULT_LEVEL 3 /* initial debug level */ - -#define DEBUG_DIR_ROOT "s390dbf" /* name of debug root directory in proc fs */ - -#define DEBUG_DATA(entry) (char*)(entry + 1) /* data is stored behind */ - /* the entry information */ - -#define STCK(x) asm volatile ("STCK 0(%1)" : "=m" (x) : "a" (&(x)) : "cc") - -typedef struct __debug_entry debug_entry_t; - -struct debug_view; - -typedef struct debug_info { - struct debug_info* next; - struct debug_info* prev; - atomic_t ref_count; - spinlock_t lock; - int level; - int nr_areas; - int pages_per_area; - int buf_size; - int entry_size; - debug_entry_t*** areas; - int active_area; - int *active_pages; - int *active_entries; - struct dentry* debugfs_root_entry; - struct dentry* debugfs_entries[DEBUG_MAX_VIEWS]; - struct debug_view* views[DEBUG_MAX_VIEWS]; - char name[DEBUG_MAX_NAME_LEN]; -} debug_info_t; - -typedef int (debug_header_proc_t) (debug_info_t* id, - struct debug_view* view, - int area, - debug_entry_t* entry, - char* out_buf); - -typedef int (debug_format_proc_t) (debug_info_t* id, - struct debug_view* view, char* out_buf, - const char* in_buf); -typedef int (debug_prolog_proc_t) (debug_info_t* id, - struct debug_view* view, - char* out_buf); -typedef int (debug_input_proc_t) (debug_info_t* id, - struct debug_view* view, - struct file* file, - const char __user *user_buf, - size_t in_buf_size, loff_t* offset); - -int debug_dflt_header_fn(debug_info_t* id, struct debug_view* view, - int area, debug_entry_t* entry, char* out_buf); - -struct debug_view { - char name[DEBUG_MAX_NAME_LEN]; - debug_prolog_proc_t* prolog_proc; - debug_header_proc_t* header_proc; - debug_format_proc_t* format_proc; - debug_input_proc_t* input_proc; - void* private_data; -}; - -extern struct debug_view debug_hex_ascii_view; -extern struct debug_view debug_raw_view; -extern struct debug_view debug_sprintf_view; - -/* do NOT use the _common functions */ - -debug_entry_t* debug_event_common(debug_info_t* id, int level, - const void* data, int length); - -debug_entry_t* debug_exception_common(debug_info_t* id, int level, - const void* data, int length); - -/* Debug Feature API: */ - -debug_info_t* debug_register(char* name, int pages, int nr_areas, - int buf_size); - -void debug_unregister(debug_info_t* id); - -void debug_set_level(debug_info_t* id, int new_level); - -void debug_stop_all(void); - -extern inline debug_entry_t* -debug_event(debug_info_t* id, int level, void* data, int length) -{ - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_event_common(id,level,data,length); -} - -extern inline debug_entry_t* -debug_int_event(debug_info_t* id, int level, unsigned int tag) -{ - unsigned int t=tag; - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_event_common(id,level,&t,sizeof(unsigned int)); -} - -extern inline debug_entry_t * -debug_long_event (debug_info_t* id, int level, unsigned long tag) -{ - unsigned long t=tag; - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_event_common(id,level,&t,sizeof(unsigned long)); -} - -extern inline debug_entry_t* -debug_text_event(debug_info_t* id, int level, const char* txt) -{ - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_event_common(id,level,txt,strlen(txt)); -} - -extern debug_entry_t * -debug_sprintf_event(debug_info_t* id,int level,char *string,...) - __attribute__ ((format(printf, 3, 4))); - - -extern inline debug_entry_t* -debug_exception(debug_info_t* id, int level, void* data, int length) -{ - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_exception_common(id,level,data,length); -} - -extern inline debug_entry_t* -debug_int_exception(debug_info_t* id, int level, unsigned int tag) -{ - unsigned int t=tag; - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_exception_common(id,level,&t,sizeof(unsigned int)); -} - -extern inline debug_entry_t * -debug_long_exception (debug_info_t* id, int level, unsigned long tag) -{ - unsigned long t=tag; - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_exception_common(id,level,&t,sizeof(unsigned long)); -} - -extern inline debug_entry_t* -debug_text_exception(debug_info_t* id, int level, const char* txt) -{ - if ((!id) || (level > id->level) || (id->pages_per_area == 0)) - return NULL; - return debug_exception_common(id,level,txt,strlen(txt)); -} - - -extern debug_entry_t * -debug_sprintf_exception(debug_info_t* id,int level,char *string,...) - __attribute__ ((format(printf, 3, 4))); - -int debug_register_view(debug_info_t* id, struct debug_view* view); -int debug_unregister_view(debug_info_t* id, struct debug_view* view); - -/* - define the debug levels: - - 0 No debugging output to console or syslog - - 1 Log internal errors to syslog, ignore check conditions - - 2 Log internal errors and check conditions to syslog - - 3 Log internal errors to console, log check conditions to syslog - - 4 Log internal errors and check conditions to console - - 5 panic on internal errors, log check conditions to console - - 6 panic on both, internal errors and check conditions - */ - -#ifndef DEBUG_LEVEL -#define DEBUG_LEVEL 4 -#endif - -#define INTERNAL_ERRMSG(x,y...) "E" __FILE__ "%d: " x, __LINE__, y -#define INTERNAL_WRNMSG(x,y...) "W" __FILE__ "%d: " x, __LINE__, y -#define INTERNAL_INFMSG(x,y...) "I" __FILE__ "%d: " x, __LINE__, y -#define INTERNAL_DEBMSG(x,y...) "D" __FILE__ "%d: " x, __LINE__, y - -#if DEBUG_LEVEL > 0 -#define PRINT_DEBUG(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#define PRINT_INFO(x...) printk ( KERN_INFO PRINTK_HEADER x ) -#define PRINT_WARN(x...) printk ( KERN_WARNING PRINTK_HEADER x ) -#define PRINT_ERR(x...) printk ( KERN_ERR PRINTK_HEADER x ) -#define PRINT_FATAL(x...) panic ( PRINTK_HEADER x ) -#else -#define PRINT_DEBUG(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#define PRINT_INFO(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#define PRINT_WARN(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#define PRINT_ERR(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#define PRINT_FATAL(x...) printk ( KERN_DEBUG PRINTK_HEADER x ) -#endif /* DASD_DEBUG */ - -#undef DEBUG_MALLOC -#ifdef DEBUG_MALLOC -void *b; -#define kmalloc(x...) (PRINT_INFO(" kmalloc %p\n",b=kmalloc(x)),b) -#define kfree(x) PRINT_INFO(" kfree %p\n",x);kfree(x) -#define get_zeroed_page(x...) (PRINT_INFO(" gfp %p\n",b=get_zeroed_page(x)),b) -#define __get_free_pages(x...) (PRINT_INFO(" gfps %p\n",b=__get_free_pages(x)),b) -#endif /* DEBUG_MALLOC */ - -#endif /* __KERNEL__ */ -#endif /* DEBUG_H */ diff --git a/include/asm-s390/delay.h b/include/asm-s390/delay.h deleted file mode 100644 index 78357314c45..00000000000 --- a/include/asm-s390/delay.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * include/asm-s390/delay.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/delay.h" - * Copyright (C) 1993 Linus Torvalds - * - * Delay routines calling functions in arch/s390/lib/delay.c - */ - -#ifndef _S390_DELAY_H -#define _S390_DELAY_H - -extern void __udelay(unsigned long usecs); -extern void __delay(unsigned long loops); - -#define udelay(n) __udelay(n) - -#endif /* defined(_S390_DELAY_H) */ diff --git a/include/asm-s390/div64.h b/include/asm-s390/div64.h deleted file mode 100644 index af098dc3cf5..00000000000 --- a/include/asm-s390/div64.h +++ /dev/null @@ -1,49 +0,0 @@ -#ifndef __S390_DIV64 -#define __S390_DIV64 - -#ifndef __s390x__ - -/* for do_div "base" needs to be smaller than 2^31-1 */ -#define do_div(n, base) ({ \ - unsigned long long __n = (n); \ - unsigned long __r; \ - \ - asm (" slr 0,0\n" \ - " l 1,%1\n" \ - " srdl 0,1\n" \ - " dr 0,%2\n" \ - " alr 1,1\n" \ - " alr 0,0\n" \ - " lhi 2,1\n" \ - " n 2,%1\n" \ - " alr 0,2\n" \ - " clr 0,%2\n" \ - " jl 0f\n" \ - " slr 0,%2\n" \ - " ahi 1,1\n" \ - "0: st 1,%1\n" \ - " l 1,4+%1\n" \ - " srdl 0,1\n" \ - " dr 0,%2\n" \ - " alr 1,1\n" \ - " alr 0,0\n" \ - " lhi 2,1\n" \ - " n 2,4+%1\n" \ - " alr 0,2\n" \ - " clr 0,%2\n" \ - " jl 1f\n" \ - " slr 0,%2\n" \ - " ahi 1,1\n" \ - "1: st 1,4+%1\n" \ - " lr %0,0" \ - : "=d" (__r), "=m" (__n) \ - : "d" (base), "m" (__n) : "0", "1", "2", "cc" ); \ - (n) = (__n); \ - __r; \ -}) - -#else /* __s390x__ */ -#include <asm-generic/div64.h> -#endif /* __s390x__ */ - -#endif diff --git a/include/asm-s390/dma-mapping.h b/include/asm-s390/dma-mapping.h deleted file mode 100644 index 09bb7b04f96..00000000000 --- a/include/asm-s390/dma-mapping.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * include/asm-s390/dma-mapping.h - * - * S390 version - * - * This file exists so that #include <dma-mapping.h> doesn't break anything. - */ - -#ifndef _ASM_DMA_MAPPING_H -#define _ASM_DMA_MAPPING_H - -#include <asm-generic/dma-mapping-broken.h> - -#endif /* _ASM_DMA_MAPPING_H */ diff --git a/include/asm-s390/dma.h b/include/asm-s390/dma.h deleted file mode 100644 index 02720c449cd..00000000000 --- a/include/asm-s390/dma.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * include/asm-s390/dma.h - * - * S390 version - */ - -#ifndef _ASM_DMA_H -#define _ASM_DMA_H - -#include <asm/io.h> /* need byte IO */ - -#define MAX_DMA_ADDRESS 0x80000000 - -#define free_dma(x) - -#endif /* _ASM_DMA_H */ diff --git a/include/asm-s390/ebcdic.h b/include/asm-s390/ebcdic.h deleted file mode 100644 index 20e81e88582..00000000000 --- a/include/asm-s390/ebcdic.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * include/asm-s390/ebcdic.h - * EBCDIC -> ASCII, ASCII -> EBCDIC conversion routines. - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com> - */ - -#ifndef _EBCDIC_H -#define _EBCDIC_H - -#ifndef _S390_TYPES_H -#include <types.h> -#endif - -extern __u8 _ascebc_500[]; /* ASCII -> EBCDIC 500 conversion table */ -extern __u8 _ebcasc_500[]; /* EBCDIC 500 -> ASCII conversion table */ -extern __u8 _ascebc[]; /* ASCII -> EBCDIC conversion table */ -extern __u8 _ebcasc[]; /* EBCDIC -> ASCII conversion table */ -extern __u8 _ebc_tolower[]; /* EBCDIC -> lowercase */ -extern __u8 _ebc_toupper[]; /* EBCDIC -> uppercase */ - -extern __inline__ void -codepage_convert(const __u8 *codepage, volatile __u8 * addr, unsigned long nr) -{ - if (nr-- <= 0) - return; - __asm__ __volatile__( - " bras 1,1f\n" - " tr 0(1,%0),0(%2)\n" - "0: tr 0(256,%0),0(%2)\n" - " la %0,256(%0)\n" - "1: ahi %1,-256\n" - " jnm 0b\n" - " ex %1,0(1)" - : "+&a" (addr), "+&a" (nr) - : "a" (codepage) : "cc", "memory", "1" ); -} - -#define ASCEBC(addr,nr) codepage_convert(_ascebc, addr, nr) -#define EBCASC(addr,nr) codepage_convert(_ebcasc, addr, nr) -#define ASCEBC_500(addr,nr) codepage_convert(_ascebc_500, addr, nr) -#define EBCASC_500(addr,nr) codepage_convert(_ebcasc_500, addr, nr) -#define EBC_TOLOWER(addr,nr) codepage_convert(_ebc_tolower, addr, nr) -#define EBC_TOUPPER(addr,nr) codepage_convert(_ebc_toupper, addr, nr) - -#endif - diff --git a/include/asm-s390/elf.h b/include/asm-s390/elf.h deleted file mode 100644 index 3b8bd46832a..00000000000 --- a/include/asm-s390/elf.h +++ /dev/null @@ -1,215 +0,0 @@ -/* - * include/asm-s390/elf.h - * - * S390 version - * - * Derived from "include/asm-i386/elf.h" - */ - -#ifndef __ASMS390_ELF_H -#define __ASMS390_ELF_H - -/* s390 relocations defined by the ABIs */ -#define R_390_NONE 0 /* No reloc. */ -#define R_390_8 1 /* Direct 8 bit. */ -#define R_390_12 2 /* Direct 12 bit. */ -#define R_390_16 3 /* Direct 16 bit. */ -#define R_390_32 4 /* Direct 32 bit. */ -#define R_390_PC32 5 /* PC relative 32 bit. */ -#define R_390_GOT12 6 /* 12 bit GOT offset. */ -#define R_390_GOT32 7 /* 32 bit GOT offset. */ -#define R_390_PLT32 8 /* 32 bit PC relative PLT address. */ -#define R_390_COPY 9 /* Copy symbol at runtime. */ -#define R_390_GLOB_DAT 10 /* Create GOT entry. */ -#define R_390_JMP_SLOT 11 /* Create PLT entry. */ -#define R_390_RELATIVE 12 /* Adjust by program base. */ -#define R_390_GOTOFF32 13 /* 32 bit offset to GOT. */ -#define R_390_GOTPC 14 /* 32 bit PC rel. offset to GOT. */ -#define R_390_GOT16 15 /* 16 bit GOT offset. */ -#define R_390_PC16 16 /* PC relative 16 bit. */ -#define R_390_PC16DBL 17 /* PC relative 16 bit shifted by 1. */ -#define R_390_PLT16DBL 18 /* 16 bit PC rel. PLT shifted by 1. */ -#define R_390_PC32DBL 19 /* PC relative 32 bit shifted by 1. */ -#define R_390_PLT32DBL 20 /* 32 bit PC rel. PLT shifted by 1. */ -#define R_390_GOTPCDBL 21 /* 32 bit PC rel. GOT shifted by 1. */ -#define R_390_64 22 /* Direct 64 bit. */ -#define R_390_PC64 23 /* PC relative 64 bit. */ -#define R_390_GOT64 24 /* 64 bit GOT offset. */ -#define R_390_PLT64 25 /* 64 bit PC relative PLT address. */ -#define R_390_GOTENT 26 /* 32 bit PC rel. to GOT entry >> 1. */ -#define R_390_GOTOFF16 27 /* 16 bit offset to GOT. */ -#define R_390_GOTOFF64 28 /* 64 bit offset to GOT. */ -#define R_390_GOTPLT12 29 /* 12 bit offset to jump slot. */ -#define R_390_GOTPLT16 30 /* 16 bit offset to jump slot. */ -#define R_390_GOTPLT32 31 /* 32 bit offset to jump slot. */ -#define R_390_GOTPLT64 32 /* 64 bit offset to jump slot. */ -#define R_390_GOTPLTENT 33 /* 32 bit rel. offset to jump slot. */ -#define R_390_PLTOFF16 34 /* 16 bit offset from GOT to PLT. */ -#define R_390_PLTOFF32 35 /* 32 bit offset from GOT to PLT. */ -#define R_390_PLTOFF64 36 /* 16 bit offset from GOT to PLT. */ -#define R_390_TLS_LOAD 37 /* Tag for load insn in TLS code. */ -#define R_390_TLS_GDCALL 38 /* Tag for function call in general - dynamic TLS code. */ -#define R_390_TLS_LDCALL 39 /* Tag for function call in local - dynamic TLS code. */ -#define R_390_TLS_GD32 40 /* Direct 32 bit for general dynamic - thread local data. */ -#define R_390_TLS_GD64 41 /* Direct 64 bit for general dynamic - thread local data. */ -#define R_390_TLS_GOTIE12 42 /* 12 bit GOT offset for static TLS - block offset. */ -#define R_390_TLS_GOTIE32 43 /* 32 bit GOT offset for static TLS - block offset. */ -#define R_390_TLS_GOTIE64 44 /* 64 bit GOT offset for static TLS - block offset. */ -#define R_390_TLS_LDM32 45 /* Direct 32 bit for local dynamic - thread local data in LD code. */ -#define R_390_TLS_LDM64 46 /* Direct 64 bit for local dynamic - thread local data in LD code. */ -#define R_390_TLS_IE32 47 /* 32 bit address of GOT entry for - negated static TLS block offset. */ -#define R_390_TLS_IE64 48 /* 64 bit address of GOT entry for - negated static TLS block offset. */ -#define R_390_TLS_IEENT 49 /* 32 bit rel. offset to GOT entry for - negated static TLS block offset. */ -#define R_390_TLS_LE32 50 /* 32 bit negated offset relative to - static TLS block. */ -#define R_390_TLS_LE64 51 /* 64 bit negated offset relative to - static TLS block. */ -#define R_390_TLS_LDO32 52 /* 32 bit offset relative to TLS - block. */ -#define R_390_TLS_LDO64 53 /* 64 bit offset relative to TLS - block. */ -#define R_390_TLS_DTPMOD 54 /* ID of module containing symbol. */ -#define R_390_TLS_DTPOFF 55 /* Offset in TLS block. */ -#define R_390_TLS_TPOFF 56 /* Negate offset in static TLS - block. */ -#define R_390_20 57 /* Direct 20 bit. */ -#define R_390_GOT20 58 /* 20 bit GOT offset. */ -#define R_390_GOTPLT20 59 /* 20 bit offset to jump slot. */ -#define R_390_TLS_GOTIE20 60 /* 20 bit GOT offset for static TLS - block offset. */ -/* Keep this the last entry. */ -#define R_390_NUM 61 - -/* - * ELF register definitions.. - */ - -#include <asm/ptrace.h> -#include <asm/user.h> -#include <asm/system.h> /* for save_access_regs */ - - -typedef s390_fp_regs elf_fpregset_t; -typedef s390_regs elf_gregset_t; - -/* - * These are used to set parameters in the core dumps. - */ -#ifndef __s390x__ -#define ELF_CLASS ELFCLASS32 -#else /* __s390x__ */ -#define ELF_CLASS ELFCLASS64 -#endif /* __s390x__ */ -#define ELF_DATA ELFDATA2MSB -#define ELF_ARCH EM_S390 - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) \ - (((x)->e_machine == EM_S390 || (x)->e_machine == EM_S390_OLD) \ - && (x)->e_ident[EI_CLASS] == ELF_CLASS) - -/* For SVR4/S390 the function pointer to be registered with `atexit` is - passed in R14. */ -#define ELF_PLAT_INIT(_r, load_addr) \ - do { \ - _r->gprs[14] = 0; \ - } while (0) - -#define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 - -/* This is the location that an ET_DYN program is loaded if exec'ed. Typical - use of this is to invoke "./ld.so someprog" to test out a new version of - the loader. We need to make sure that it is out of the way of the program - that it will "exec", and that there is sufficient room for the brk. */ - -#ifndef __s390x__ -#define ELF_ET_DYN_BASE ((TASK_SIZE & 0x80000000) \ - ? TASK_SIZE / 3 * 2 \ - : 2 * TASK_SIZE / 3) -#else /* __s390x__ */ -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) -#endif /* __s390x__ */ - -/* Wow, the "main" arch needs arch dependent functions too.. :) */ - -/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is - now struct_user_regs, they are different) */ - -static inline int dump_regs(struct pt_regs *ptregs, elf_gregset_t *regs) -{ - memcpy(®s->psw, &ptregs->psw, sizeof(regs->psw)+sizeof(regs->gprs)); - save_access_regs(regs->acrs); - regs->orig_gpr2 = ptregs->orig_gpr2; - return 1; -} - -#define ELF_CORE_COPY_REGS(pr_reg, regs) dump_regs(regs, &pr_reg); - -static inline int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs) -{ - struct pt_regs *ptregs = __KSTK_PTREGS(tsk); - memcpy(®s->psw, &ptregs->psw, sizeof(regs->psw)+sizeof(regs->gprs)); - memcpy(regs->acrs, tsk->thread.acrs, sizeof(regs->acrs)); - regs->orig_gpr2 = ptregs->orig_gpr2; - return 1; -} - -#define ELF_CORE_COPY_TASK_REGS(tsk, regs) dump_task_regs(tsk, regs) - -static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs) -{ - if (tsk == current) - save_fp_regs(fpregs); - else - memcpy(fpregs, &tsk->thread.fp_regs, sizeof(elf_fpregset_t)); - return 1; -} - -#define ELF_CORE_COPY_FPREGS(tsk, fpregs) dump_task_fpu(tsk, fpregs) - - -/* This yields a mask that user programs can use to figure out what - instruction set this CPU supports. */ - -#define ELF_HWCAP (0) - -/* This yields a string that ld.so will use to load implementation - specific libraries for optimization. This is more specific in - intent than poking at uname or /proc/cpuinfo. - - For the moment, we have only optimizations for the Intel generations, - but that could change... */ - -#define ELF_PLATFORM (NULL) - -#ifdef __KERNEL__ -#ifndef __s390x__ -#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) -#else /* __s390x__ */ -#define SET_PERSONALITY(ex, ibcs2) \ -do { \ - if (ibcs2) \ - set_personality(PER_SVR4); \ - else if (current->personality != PER_LINUX32) \ - set_personality(PER_LINUX); \ - clear_thread_flag(TIF_31BIT); \ -} while (0) -#endif /* __s390x__ */ -#endif - -#endif diff --git a/include/asm-s390/emergency-restart.h b/include/asm-s390/emergency-restart.h deleted file mode 100644 index 108d8c48e42..00000000000 --- a/include/asm-s390/emergency-restart.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_EMERGENCY_RESTART_H -#define _ASM_EMERGENCY_RESTART_H - -#include <asm-generic/emergency-restart.h> - -#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/include/asm-s390/errno.h b/include/asm-s390/errno.h deleted file mode 100644 index e41d5b37c4d..00000000000 --- a/include/asm-s390/errno.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * include/asm-s390/errno.h - * - * S390 version - * - */ - -#ifndef _S390_ERRNO_H -#define _S390_ERRNO_H - -#include <asm-generic/errno.h> - -#endif diff --git a/include/asm-s390/extmem.h b/include/asm-s390/extmem.h deleted file mode 100644 index c8802c934b7..00000000000 --- a/include/asm-s390/extmem.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * include/asm-s390x/extmem.h - * - * definitions for external memory segment support - * Copyright (C) 2003 IBM Deutschland Entwicklung GmbH, IBM Corporation - */ - -#ifndef _ASM_S390X_DCSS_H -#define _ASM_S390X_DCSS_H -#ifndef __ASSEMBLY__ - -/* possible values for segment type as returned by segment_info */ -#define SEG_TYPE_SW 0 -#define SEG_TYPE_EW 1 -#define SEG_TYPE_SR 2 -#define SEG_TYPE_ER 3 -#define SEG_TYPE_SN 4 -#define SEG_TYPE_EN 5 -#define SEG_TYPE_SC 6 -#define SEG_TYPE_EWEN 7 - -#define SEGMENT_SHARED 0 -#define SEGMENT_EXCLUSIVE 1 - -extern int segment_load (char *name,int segtype,unsigned long *addr,unsigned long *length); -extern void segment_unload(char *name); -extern void segment_save(char *name); -extern int segment_type (char* name); -extern int segment_modify_shared (char *name, int do_nonshared); - -#endif -#endif diff --git a/include/asm-s390/fcntl.h b/include/asm-s390/fcntl.h deleted file mode 100644 index 48f692b4573..00000000000 --- a/include/asm-s390/fcntl.h +++ /dev/null @@ -1,97 +0,0 @@ -/* - * include/asm-s390/fcntl.h - * - * S390 version - * - * Derived from "include/asm-i386/fcntl.h" - */ -#ifndef _S390_FCNTL_H -#define _S390_FCNTL_H - -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on an ext2 file system */ -#define O_ACCMODE 0003 -#define O_RDONLY 00 -#define O_WRONLY 01 -#define O_RDWR 02 -#define O_CREAT 0100 /* not fcntl */ -#define O_EXCL 0200 /* not fcntl */ -#define O_NOCTTY 0400 /* not fcntl */ -#define O_TRUNC 01000 /* not fcntl */ -#define O_APPEND 02000 -#define O_NONBLOCK 04000 -#define O_NDELAY O_NONBLOCK -#define O_SYNC 010000 -#define FASYNC 020000 /* fcntl, for BSD compatibility */ -#define O_DIRECT 040000 /* direct disk access hint */ -#define O_LARGEFILE 0100000 -#define O_DIRECTORY 0200000 /* must be a directory */ -#define O_NOFOLLOW 0400000 /* don't follow links */ -#define O_NOATIME 01000000 - -#define F_DUPFD 0 /* dup */ -#define F_GETFD 1 /* get close_on_exec */ -#define F_SETFD 2 /* set/clear close_on_exec */ -#define F_GETFL 3 /* get file->f_flags */ -#define F_SETFL 4 /* set file->f_flags */ -#define F_GETLK 5 -#define F_SETLK 6 -#define F_SETLKW 7 - -#define F_SETOWN 8 /* for sockets. */ -#define F_GETOWN 9 /* for sockets. */ -#define F_SETSIG 10 /* for sockets. */ -#define F_GETSIG 11 /* for sockets. */ - -#ifndef __s390x__ -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 -#endif /* ! __s390x__ */ - -/* for F_[GET|SET]FL */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - -/* for posix fcntl() and lockf() */ -#define F_RDLCK 0 -#define F_WRLCK 1 -#define F_UNLCK 2 - -/* for old implementation of bsd flock () */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -/* for leases */ -#define F_INPROGRESS 16 - -/* operations for bsd flock(), also used by the kernel implementation */ -#define LOCK_SH 1 /* shared lock */ -#define LOCK_EX 2 /* exclusive lock */ -#define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -#define LOCK_UN 8 /* remove lock */ - -#define LOCK_MAND 32 /* This is a mandatory flock */ -#define LOCK_READ 64 /* ... Which allows concurrent read operations */ -#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ -#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ - -struct flock { - short l_type; - short l_whence; - off_t l_start; - off_t l_len; - pid_t l_pid; -}; - -#ifndef __s390x__ -struct flock64 { - short l_type; - short l_whence; - loff_t l_start; - loff_t l_len; - pid_t l_pid; -}; -#endif -#define F_LINUX_SPECIFIC_BASE 1024 -#endif diff --git a/include/asm-s390/hardirq.h b/include/asm-s390/hardirq.h deleted file mode 100644 index 6792c559a12..00000000000 --- a/include/asm-s390/hardirq.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * include/asm-s390/hardirq.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - * Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com) - * - * Derived from "include/asm-i386/hardirq.h" - */ - -#ifndef __ASM_HARDIRQ_H -#define __ASM_HARDIRQ_H - -#include <linux/config.h> -#include <linux/threads.h> -#include <linux/sched.h> -#include <linux/cache.h> -#include <linux/interrupt.h> -#include <asm/lowcore.h> - -/* irq_cpustat_t is unused currently, but could be converted - * into a percpu variable instead of storing softirq_pending - * on the lowcore */ -typedef struct { - unsigned int __softirq_pending; -} irq_cpustat_t; - -#define local_softirq_pending() (S390_lowcore.softirq_pending) - -#define __ARCH_IRQ_STAT -#define __ARCH_HAS_DO_SOFTIRQ - -#define HARDIRQ_BITS 8 - -extern void account_ticks(struct pt_regs *); - -#endif /* __ASM_HARDIRQ_H */ diff --git a/include/asm-s390/idals.h b/include/asm-s390/idals.h deleted file mode 100644 index 8038858b86b..00000000000 --- a/include/asm-s390/idals.h +++ /dev/null @@ -1,257 +0,0 @@ -/* - * File...........: linux/include/asm-s390x/idals.h - * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com> - * Martin Schwidefsky <schwidefsky@de.ibm.com> - * Bugreports.to..: <Linux390@de.ibm.com> - * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 2000a - - * History of changes - * 07/24/00 new file - * 05/04/02 code restructuring. - */ - -#ifndef _S390_IDALS_H -#define _S390_IDALS_H - -#include <linux/config.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/types.h> -#include <linux/slab.h> -#include <asm/cio.h> -#include <asm/uaccess.h> - -#ifdef __s390x__ -#define IDA_SIZE_LOG 12 /* 11 for 2k , 12 for 4k */ -#else -#define IDA_SIZE_LOG 11 /* 11 for 2k , 12 for 4k */ -#endif -#define IDA_BLOCK_SIZE (1L<<IDA_SIZE_LOG) - -/* - * Test if an address/length pair needs an idal list. - */ -static inline int -idal_is_needed(void *vaddr, unsigned int length) -{ -#ifdef __s390x__ - return ((__pa(vaddr) + length - 1) >> 31) != 0; -#else - return 0; -#endif -} - - -/* - * Return the number of idal words needed for an address/length pair. - */ -static inline unsigned int -idal_nr_words(void *vaddr, unsigned int length) -{ -#ifdef __s390x__ - if (idal_is_needed(vaddr, length)) - return ((__pa(vaddr) & (IDA_BLOCK_SIZE-1)) + length + - (IDA_BLOCK_SIZE-1)) >> IDA_SIZE_LOG; -#endif - return 0; -} - -/* - * Create the list of idal words for an address/length pair. - */ -static inline unsigned long * -idal_create_words(unsigned long *idaws, void *vaddr, unsigned int length) -{ -#ifdef __s390x__ - unsigned long paddr; - unsigned int cidaw; - - paddr = __pa(vaddr); - cidaw = ((paddr & (IDA_BLOCK_SIZE-1)) + length + - (IDA_BLOCK_SIZE-1)) >> IDA_SIZE_LOG; - *idaws++ = paddr; - paddr &= -IDA_BLOCK_SIZE; - while (--cidaw > 0) { - paddr += IDA_BLOCK_SIZE; - *idaws++ = paddr; - } -#endif - return idaws; -} - -/* - * Sets the address of the data in CCW. - * If necessary it allocates an IDAL and sets the appropriate flags. - */ -static inline int -set_normalized_cda(struct ccw1 * ccw, void *vaddr) -{ -#ifdef __s390x__ - unsigned int nridaws; - unsigned long *idal; - - if (ccw->flags & CCW_FLAG_IDA) - return -EINVAL; - nridaws = idal_nr_words(vaddr, ccw->count); - if (nridaws > 0) { - idal = kmalloc(nridaws * sizeof(unsigned long), - GFP_ATOMIC | GFP_DMA ); - if (idal == NULL) - return -ENOMEM; - idal_create_words(idal, vaddr, ccw->count); - ccw->flags |= CCW_FLAG_IDA; - vaddr = idal; - } -#endif - ccw->cda = (__u32)(unsigned long) vaddr; - return 0; -} - -/* - * Releases any allocated IDAL related to the CCW. - */ -static inline void -clear_normalized_cda(struct ccw1 * ccw) -{ -#ifdef __s390x__ - if (ccw->flags & CCW_FLAG_IDA) { - kfree((void *)(unsigned long) ccw->cda); - ccw->flags &= ~CCW_FLAG_IDA; - } -#endif - ccw->cda = 0; -} - -/* - * Idal buffer extension - */ -struct idal_buffer { - size_t size; - size_t page_order; - void *data[0]; -}; - -/* - * Allocate an idal buffer - */ -static inline struct idal_buffer * -idal_buffer_alloc(size_t size, int page_order) -{ - struct idal_buffer *ib; - int nr_chunks, nr_ptrs, i; - - nr_ptrs = (size + IDA_BLOCK_SIZE - 1) >> IDA_SIZE_LOG; - nr_chunks = (4096 << page_order) >> IDA_SIZE_LOG; - ib = kmalloc(sizeof(struct idal_buffer) + nr_ptrs*sizeof(void *), - GFP_DMA | GFP_KERNEL); - if (ib == NULL) - return ERR_PTR(-ENOMEM); - ib->size = size; - ib->page_order = page_order; - for (i = 0; i < nr_ptrs; i++) { - if ((i & (nr_chunks - 1)) != 0) { - ib->data[i] = ib->data[i-1] + IDA_BLOCK_SIZE; - continue; - } - ib->data[i] = (void *) - __get_free_pages(GFP_KERNEL, page_order); - if (ib->data[i] != NULL) - continue; - // Not enough memory - while (i >= nr_chunks) { - i -= nr_chunks; - free_pages((unsigned long) ib->data[i], - ib->page_order); - } - kfree(ib); - return ERR_PTR(-ENOMEM); - } - return ib; -} - -/* - * Free an idal buffer. - */ -static inline void -idal_buffer_free(struct idal_buffer *ib) -{ - int nr_chunks, nr_ptrs, i; - - nr_ptrs = (ib->size + IDA_BLOCK_SIZE - 1) >> IDA_SIZE_LOG; - nr_chunks = (4096 << ib->page_order) >> IDA_SIZE_LOG; - for (i = 0; i < nr_ptrs; i += nr_chunks) - free_pages((unsigned long) ib->data[i], ib->page_order); - kfree(ib); -} - -/* - * Test if a idal list is really needed. - */ -static inline int -__idal_buffer_is_needed(struct idal_buffer *ib) -{ -#ifdef __s390x__ - return ib->size > (4096ul << ib->page_order) || - idal_is_needed(ib->data[0], ib->size); -#else - return ib->size > (4096ul << ib->page_order); -#endif -} - -/* - * Set channel data address to idal buffer. - */ -static inline void -idal_buffer_set_cda(struct idal_buffer *ib, struct ccw1 *ccw) -{ - if (__idal_buffer_is_needed(ib)) { - // setup idals; - ccw->cda = (u32)(addr_t) ib->data; - ccw->flags |= CCW_FLAG_IDA; - } else - // we do not need idals - use direct addressing - ccw->cda = (u32)(addr_t) ib->data[0]; - ccw->count = ib->size; -} - -/* - * Copy count bytes from an idal buffer to user memory - */ -static inline size_t -idal_buffer_to_user(struct idal_buffer *ib, void __user *to, size_t count) -{ - size_t left; - int i; - - BUG_ON(count > ib->size); - for (i = 0; count > IDA_BLOCK_SIZE; i++) { - left = copy_to_user(to, ib->data[i], IDA_BLOCK_SIZE); - if (left) - return left + count - IDA_BLOCK_SIZE; - to = (void __user *) to + IDA_BLOCK_SIZE; - count -= IDA_BLOCK_SIZE; - } - return copy_to_user(to, ib->data[i], count); -} - -/* - * Copy count bytes from user memory to an idal buffer - */ -static inline size_t -idal_buffer_from_user(struct idal_buffer *ib, const void __user *from, size_t count) -{ - size_t left; - int i; - - BUG_ON(count > ib->size); - for (i = 0; count > IDA_BLOCK_SIZE; i++) { - left = copy_from_user(ib->data[i], from, IDA_BLOCK_SIZE); - if (left) - return left + count - IDA_BLOCK_SIZE; - from = (void __user *) from + IDA_BLOCK_SIZE; - count -= IDA_BLOCK_SIZE; - } - return copy_from_user(ib->data[i], from, count); -} - -#endif diff --git a/include/asm-s390/io.h b/include/asm-s390/io.h deleted file mode 100644 index 8188fdc9884..00000000000 --- a/include/asm-s390/io.h +++ /dev/null @@ -1,123 +0,0 @@ -/* - * include/asm-s390/io.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/io.h" - */ - -#ifndef _S390_IO_H -#define _S390_IO_H - -#ifdef __KERNEL__ - -#include <linux/vmalloc.h> -#include <asm/page.h> - -#define IO_SPACE_LIMIT 0xffffffff - -#define __io_virt(x) ((void *)(PAGE_OFFSET | (unsigned long)(x))) - -/* - * Change virtual addresses to physical addresses and vv. - * These are pretty trivial - */ -extern inline unsigned long virt_to_phys(volatile void * address) -{ - unsigned long real_address; - __asm__ ( -#ifndef __s390x__ - " lra %0,0(%1)\n" - " jz 0f\n" - " sr %0,%0\n" -#else /* __s390x__ */ - " lrag %0,0(%1)\n" - " jz 0f\n" - " slgr %0,%0\n" -#endif /* __s390x__ */ - "0:" - : "=a" (real_address) : "a" (address) : "cc" ); - return real_address; -} - -extern inline void * phys_to_virt(unsigned long address) -{ - return __io_virt(address); -} - -/* - * Change "struct page" to physical address. - */ -#define page_to_phys(page) ((page - mem_map) << PAGE_SHIFT) - -extern void * __ioremap(unsigned long offset, unsigned long size, unsigned long flags); - -extern inline void * ioremap (unsigned long offset, unsigned long size) -{ - return __ioremap(offset, size, 0); -} - -/* - * This one maps high address device memory and turns off caching for that area. - * it's useful if some control registers are in such an area and write combining - * or read caching is not desirable: - */ -extern inline void * ioremap_nocache (unsigned long offset, unsigned long size) -{ - return __ioremap(offset, size, 0); -} - -extern void iounmap(void *addr); - -/* - * IO bus memory addresses are also 1:1 with the physical address - */ -#define virt_to_bus virt_to_phys -#define bus_to_virt phys_to_virt - -/* - * readX/writeX() are used to access memory mapped devices. On some - * architectures the memory mapped IO stuff needs to be accessed - * differently. - */ - -#define readb(addr) (*(volatile unsigned char *) __io_virt(addr)) -#define readw(addr) (*(volatile unsigned short *) __io_virt(addr)) -#define readl(addr) (*(volatile unsigned int *) __io_virt(addr)) - -#define readb_relaxed(addr) readb(addr) -#define readw_relaxed(addr) readw(addr) -#define readl_relaxed(addr) readl(addr) - -#define writeb(b,addr) (*(volatile unsigned char *) __io_virt(addr) = (b)) -#define writew(b,addr) (*(volatile unsigned short *) __io_virt(addr) = (b)) -#define writel(b,addr) (*(volatile unsigned int *) __io_virt(addr) = (b)) - -#define memset_io(a,b,c) memset(__io_virt(a),(b),(c)) -#define memcpy_fromio(a,b,c) memcpy((a),__io_virt(b),(c)) -#define memcpy_toio(a,b,c) memcpy(__io_virt(a),(b),(c)) - -#define inb_p(addr) readb(addr) -#define inb(addr) readb(addr) - -#define outb(x,addr) ((void) writeb(x,addr)) -#define outb_p(x,addr) outb(x,addr) - -#define mmiowb() - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p - -#endif /* __KERNEL__ */ - -#endif diff --git a/include/asm-s390/ioctl.h b/include/asm-s390/ioctl.h deleted file mode 100644 index df7394345ac..00000000000 --- a/include/asm-s390/ioctl.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * include/asm-s390/ioctl.h - * - * S390 version - * - * Derived from "include/asm-i386/ioctl.h" - */ - -#ifndef _S390_IOCTL_H -#define _S390_IOCTL_H - -/* ioctl command encoding: 32 bits total, command in lower 16 bits, - * size of the parameter structure in the lower 14 bits of the - * upper 16 bits. - * Encoding the size of the parameter structure in the ioctl request - * is useful for catching programs compiled with old versions - * and to avoid overwriting user space outside the user buffer area. - * The highest 2 bits are reserved for indicating the ``access mode''. - * NOTE: This limits the max parameter size to 16kB -1 ! - */ - -/* - * The following is for compatibility across the various Linux - * platforms. The i386 ioctl numbering scheme doesn't really enforce - * a type field. De facto, however, the top 8 bits of the lower 16 - * bits are indeed used as a type field, so we might just as well make - * this explicit here. Please be sure to use the decoding macros - * below from now on. - */ -#define _IOC_NRBITS 8 -#define _IOC_TYPEBITS 8 -#define _IOC_SIZEBITS 14 -#define _IOC_DIRBITS 2 - -#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) -#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) -#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) -#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) - -#define _IOC_NRSHIFT 0 -#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS) -#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS) -#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS) - -/* - * Direction bits. - */ -#define _IOC_NONE 0U -#define _IOC_WRITE 1U -#define _IOC_READ 2U - -#define _IOC(dir,type,nr,size) \ - (((dir) << _IOC_DIRSHIFT) | \ - ((type) << _IOC_TYPESHIFT) | \ - ((nr) << _IOC_NRSHIFT) | \ - ((size) << _IOC_SIZESHIFT)) - -/* provoke compile error for invalid uses of size argument */ -extern unsigned long __invalid_size_argument_for_IOC; -#define _IOC_TYPECHECK(t) \ - ((sizeof(t) == sizeof(t[1]) && \ - sizeof(t) < (1 << _IOC_SIZEBITS)) ? \ - sizeof(t) : __invalid_size_argument_for_IOC) - -/* used to create numbers */ -#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0) -#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),(_IOC_TYPECHECK(size))) -#define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size))) -#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size))) -#define _IOR_BAD(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) -#define _IOW_BAD(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size)) -#define _IOWR_BAD(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size)) - -/* used to decode ioctl numbers.. */ -#define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) -#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) -#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) -#define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) - -/* ...and for the drivers/sound files... */ - -#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) -#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) -#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) -#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) -#define IOCSIZE_SHIFT (_IOC_SIZESHIFT) - -#endif /* _S390_IOCTL_H */ diff --git a/include/asm-s390/ioctls.h b/include/asm-s390/ioctls.h deleted file mode 100644 index 07e19b2dd73..00000000000 --- a/include/asm-s390/ioctls.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * include/asm-s390/ioctls.h - * - * S390 version - * - * Derived from "include/asm-i386/ioctls.h" - */ - -#ifndef __ARCH_S390_IOCTLS_H__ -#define __ARCH_S390_IOCTLS_H__ - -#include <asm/ioctl.h> - -/* 0x54 is just a magic number to make these relatively unique ('T') */ - -#define TCGETS 0x5401 -#define TCSETS 0x5402 -#define TCSETSW 0x5403 -#define TCSETSF 0x5404 -#define TCGETA 0x5405 -#define TCSETA 0x5406 -#define TCSETAW 0x5407 -#define TCSETAF 0x5408 -#define TCSBRK 0x5409 -#define TCXONC 0x540A -#define TCFLSH 0x540B -#define TIOCEXCL 0x540C -#define TIOCNXCL 0x540D -#define TIOCSCTTY 0x540E -#define TIOCGPGRP 0x540F -#define TIOCSPGRP 0x5410 -#define TIOCOUTQ 0x5411 -#define TIOCSTI 0x5412 -#define TIOCGWINSZ 0x5413 -#define TIOCSWINSZ 0x5414 -#define TIOCMGET 0x5415 -#define TIOCMBIS 0x5416 -#define TIOCMBIC 0x5417 -#define TIOCMSET 0x5418 -#define TIOCGSOFTCAR 0x5419 -#define TIOCSSOFTCAR 0x541A -#define FIONREAD 0x541B -#define TIOCINQ FIONREAD -#define TIOCLINUX 0x541C -#define TIOCCONS 0x541D -#define TIOCGSERIAL 0x541E -#define TIOCSSERIAL 0x541F -#define TIOCPKT 0x5420 -#define FIONBIO 0x5421 -#define TIOCNOTTY 0x5422 -#define TIOCSETD 0x5423 -#define TIOCGETD 0x5424 -#define TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ -#define TIOCSBRK 0x5427 /* BSD compatibility */ -#define TIOCCBRK 0x5428 /* BSD compatibility */ -#define TIOCGSID 0x5429 /* Return the session ID of FD */ -#define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ -#define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ - -#define FIONCLEX 0x5450 /* these numbers need to be adjusted. */ -#define FIOCLEX 0x5451 -#define FIOASYNC 0x5452 -#define TIOCSERCONFIG 0x5453 -#define TIOCSERGWILD 0x5454 -#define TIOCSERSWILD 0x5455 -#define TIOCGLCKTRMIOS 0x5456 -#define TIOCSLCKTRMIOS 0x5457 -#define TIOCSERGSTRUCT 0x5458 /* For debugging only */ -#define TIOCSERGETLSR 0x5459 /* Get line status register */ -#define TIOCSERGETMULTI 0x545A /* Get multiport config */ -#define TIOCSERSETMULTI 0x545B /* Set multiport config */ - -#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */ -#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ -#define FIOQSIZE 0x545E - -/* Used for packet mode */ -#define TIOCPKT_DATA 0 -#define TIOCPKT_FLUSHREAD 1 -#define TIOCPKT_FLUSHWRITE 2 -#define TIOCPKT_STOP 4 -#define TIOCPKT_START 8 -#define TIOCPKT_NOSTOP 16 -#define TIOCPKT_DOSTOP 32 - -#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ - -#endif diff --git a/include/asm-s390/ipc.h b/include/asm-s390/ipc.h deleted file mode 100644 index a46e3d9c2a3..00000000000 --- a/include/asm-s390/ipc.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/ipc.h> diff --git a/include/asm-s390/ipcbuf.h b/include/asm-s390/ipcbuf.h deleted file mode 100644 index 37f293d12c8..00000000000 --- a/include/asm-s390/ipcbuf.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef __S390_IPCBUF_H__ -#define __S390_IPCBUF_H__ - -/* - * The user_ipc_perm structure for S/390 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 32-bit mode_t and seq - * - 2 miscellaneous 32-bit values - */ - -struct ipc64_perm -{ - __kernel_key_t key; - __kernel_uid32_t uid; - __kernel_gid32_t gid; - __kernel_uid32_t cuid; - __kernel_gid32_t cgid; - __kernel_mode_t mode; - unsigned short __pad1; - unsigned short seq; -#ifndef __s390x__ - unsigned short __pad2; -#endif /* ! __s390x__ */ - unsigned long __unused1; - unsigned long __unused2; -}; - -#endif /* __S390_IPCBUF_H__ */ diff --git a/include/asm-s390/irq.h b/include/asm-s390/irq.h deleted file mode 100644 index 916a1aa0b07..00000000000 --- a/include/asm-s390/irq.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef _ASM_IRQ_H -#define _ASM_IRQ_H - -#ifdef __KERNEL__ -#include <linux/hardirq.h> - -/* - * the definition of irqs has changed in 2.5.46: - * NR_IRQS is no longer the number of i/o - * interrupts (65536), but rather the number - * of interrupt classes (2). - * Only external and i/o interrupts make much sense here (CH). - */ - -enum interruption_class { - EXTERNAL_INTERRUPT, - IO_INTERRUPT, - - NR_IRQS, -}; - -#define touch_nmi_watchdog() do { } while(0) - -struct irqaction; -struct pt_regs; -int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *); - -#endif /* __KERNEL__ */ -#endif - diff --git a/include/asm-s390/kexec.h b/include/asm-s390/kexec.h deleted file mode 100644 index 54cf7d9f251..00000000000 --- a/include/asm-s390/kexec.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * include/asm-s390/kexec.h - * - * (C) Copyright IBM Corp. 2005 - * - * Author(s): Rolf Adelsberger <adelsberger@de.ibm.com> - * - */ - -#ifndef _S390_KEXEC_H -#define _S390_KEXEC_H - -#include <asm/page.h> -#include <asm/processor.h> -/* - * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. - * I.e. Maximum page that is mapped directly into kernel memory, - * and kmap is not required. - */ - -/* Maximum physical address we can use pages from */ -#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) - -/* Maximum address we can reach in physical address mode */ -#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) - -/* Maximum address we can use for the control pages */ -/* Not more than 2GB */ -#define KEXEC_CONTROL_MEMORY_LIMIT (1<<31) - -/* Allocate one page for the pdp and the second for the code */ -#define KEXEC_CONTROL_CODE_SIZE 4096 - -/* The native architecture */ -#define KEXEC_ARCH KEXEC_ARCH_S390 - -#define MAX_NOTE_BYTES 1024 -typedef u32 note_buf_t[MAX_NOTE_BYTES/4]; - -extern note_buf_t crash_notes[]; - -#endif /*_S390_KEXEC_H */ diff --git a/include/asm-s390/kmap_types.h b/include/asm-s390/kmap_types.h deleted file mode 100644 index fd157464822..00000000000 --- a/include/asm-s390/kmap_types.h +++ /dev/null @@ -1,23 +0,0 @@ -#ifdef __KERNEL__ -#ifndef _ASM_KMAP_TYPES_H -#define _ASM_KMAP_TYPES_H - -enum km_type { - KM_BOUNCE_READ, - KM_SKB_SUNRPC_DATA, - KM_SKB_DATA_SOFTIRQ, - KM_USER0, - KM_USER1, - KM_BIO_SRC_IRQ, - KM_BIO_DST_IRQ, - KM_PTE0, - KM_PTE1, - KM_IRQ0, - KM_IRQ1, - KM_SOFTIRQ0, - KM_SOFTIRQ1, - KM_TYPE_NR -}; - -#endif -#endif /* __KERNEL__ */ diff --git a/include/asm-s390/linkage.h b/include/asm-s390/linkage.h deleted file mode 100644 index 291c2d01c44..00000000000 --- a/include/asm-s390/linkage.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_LINKAGE_H -#define __ASM_LINKAGE_H - -/* Nothing to see here... */ - -#endif diff --git a/include/asm-s390/local.h b/include/asm-s390/local.h deleted file mode 100644 index cf8189009c3..00000000000 --- a/include/asm-s390/local.h +++ /dev/null @@ -1,59 +0,0 @@ -#ifndef _ASM_LOCAL_H -#define _ASM_LOCAL_H - -#include <linux/config.h> -#include <linux/percpu.h> -#include <asm/atomic.h> - -#ifndef __s390x__ - -typedef atomic_t local_t; - -#define LOCAL_INIT(i) ATOMIC_INIT(i) -#define local_read(v) atomic_read(v) -#define local_set(v,i) atomic_set(v,i) - -#define local_inc(v) atomic_inc(v) -#define local_dec(v) atomic_dec(v) -#define local_add(i, v) atomic_add(i, v) -#define local_sub(i, v) atomic_sub(i, v) - -#else - -typedef atomic64_t local_t; - -#define LOCAL_INIT(i) ATOMIC64_INIT(i) -#define local_read(v) atomic64_read(v) -#define local_set(v,i) atomic64_set(v,i) - -#define local_inc(v) atomic64_inc(v) -#define local_dec(v) atomic64_dec(v) -#define local_add(i, v) atomic64_add(i, v) -#define local_sub(i, v) atomic64_sub(i, v) - -#endif - -#define __local_inc(v) ((v)->counter++) -#define __local_dec(v) ((v)->counter--) -#define __local_add(i,v) ((v)->counter+=(i)) -#define __local_sub(i,v) ((v)->counter-=(i)) - -/* - * Use these for per-cpu local_t variables: on some archs they are - * much more efficient than these naive implementations. Note they take - * a variable, not an address. - */ -#define cpu_local_read(v) local_read(&__get_cpu_var(v)) -#define cpu_local_set(v, i) local_set(&__get_cpu_var(v), (i)) - -#define cpu_local_inc(v) local_inc(&__get_cpu_var(v)) -#define cpu_local_dec(v) local_dec(&__get_cpu_var(v)) -#define cpu_local_add(i, v) local_add((i), &__get_cpu_var(v)) -#define cpu_local_sub(i, v) local_sub((i), &__get_cpu_var(v)) - -#define __cpu_local_inc(v) __local_inc(&__get_cpu_var(v)) -#define __cpu_local_dec(v) __local_dec(&__get_cpu_var(v)) -#define __cpu_local_add(i, v) __local_add((i), &__get_cpu_var(v)) -#define __cpu_local_sub(i, v) __local_sub((i), &__get_cpu_var(v)) - -#endif /* _ASM_LOCAL_H */ diff --git a/include/asm-s390/lowcore.h b/include/asm-s390/lowcore.h deleted file mode 100644 index afe6a9f9b0a..00000000000 --- a/include/asm-s390/lowcore.h +++ /dev/null @@ -1,354 +0,0 @@ -/* - * include/asm-s390/lowcore.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com), - * Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com) - */ - -#ifndef _ASM_S390_LOWCORE_H -#define _ASM_S390_LOWCORE_H - -#ifndef __s390x__ -#define __LC_EXT_OLD_PSW 0x018 -#define __LC_SVC_OLD_PSW 0x020 -#define __LC_PGM_OLD_PSW 0x028 -#define __LC_MCK_OLD_PSW 0x030 -#define __LC_IO_OLD_PSW 0x038 -#define __LC_EXT_NEW_PSW 0x058 -#define __LC_SVC_NEW_PSW 0x060 -#define __LC_PGM_NEW_PSW 0x068 -#define __LC_MCK_NEW_PSW 0x070 -#define __LC_IO_NEW_PSW 0x078 -#else /* !__s390x__ */ -#define __LC_EXT_OLD_PSW 0x0130 -#define __LC_SVC_OLD_PSW 0x0140 -#define __LC_PGM_OLD_PSW 0x0150 -#define __LC_MCK_OLD_PSW 0x0160 -#define __LC_IO_OLD_PSW 0x0170 -#define __LC_EXT_NEW_PSW 0x01b0 -#define __LC_SVC_NEW_PSW 0x01c0 -#define __LC_PGM_NEW_PSW 0x01d0 -#define __LC_MCK_NEW_PSW 0x01e0 -#define __LC_IO_NEW_PSW 0x01f0 -#endif /* !__s390x__ */ - -#define __LC_EXT_PARAMS 0x080 -#define __LC_CPU_ADDRESS 0x084 -#define __LC_EXT_INT_CODE 0x086 - -#define __LC_SVC_ILC 0x088 -#define __LC_SVC_INT_CODE 0x08A -#define __LC_PGM_ILC 0x08C -#define __LC_PGM_INT_CODE 0x08E - -#define __LC_PER_ATMID 0x096 -#define __LC_PER_ADDRESS 0x098 -#define __LC_PER_ACCESS_ID 0x0A1 - -#define __LC_SUBCHANNEL_ID 0x0B8 -#define __LC_SUBCHANNEL_NR 0x0BA -#define __LC_IO_INT_PARM 0x0BC -#define __LC_IO_INT_WORD 0x0C0 -#define __LC_MCCK_CODE 0x0E8 - -#define __LC_RETURN_PSW 0x200 - -#define __LC_SAVE_AREA 0xC00 - -#ifndef __s390x__ -#define __LC_IRB 0x208 -#define __LC_SYNC_ENTER_TIMER 0x248 -#define __LC_ASYNC_ENTER_TIMER 0x250 -#define __LC_EXIT_TIMER 0x258 -#define __LC_LAST_UPDATE_TIMER 0x260 -#define __LC_USER_TIMER 0x268 -#define __LC_SYSTEM_TIMER 0x270 -#define __LC_LAST_UPDATE_CLOCK 0x278 -#define __LC_STEAL_CLOCK 0x280 -#define __LC_KERNEL_STACK 0xC40 -#define __LC_THREAD_INFO 0xC44 -#define __LC_ASYNC_STACK 0xC48 -#define __LC_KERNEL_ASCE 0xC4C -#define __LC_USER_ASCE 0xC50 -#define __LC_PANIC_STACK 0xC54 -#define __LC_CPUID 0xC60 -#define __LC_CPUADDR 0xC68 -#define __LC_IPLDEV 0xC7C -#define __LC_JIFFY_TIMER 0xC80 -#define __LC_CURRENT 0xC90 -#define __LC_INT_CLOCK 0xC98 -#else /* __s390x__ */ -#define __LC_IRB 0x210 -#define __LC_SYNC_ENTER_TIMER 0x250 -#define __LC_ASYNC_ENTER_TIMER 0x258 -#define __LC_EXIT_TIMER 0x260 -#define __LC_LAST_UPDATE_TIMER 0x268 -#define __LC_USER_TIMER 0x270 -#define __LC_SYSTEM_TIMER 0x278 -#define __LC_LAST_UPDATE_CLOCK 0x280 -#define __LC_STEAL_CLOCK 0x288 -#define __LC_KERNEL_STACK 0xD40 -#define __LC_THREAD_INFO 0xD48 -#define __LC_ASYNC_STACK 0xD50 -#define __LC_KERNEL_ASCE 0xD58 -#define __LC_USER_ASCE 0xD60 -#define __LC_PANIC_STACK 0xD68 -#define __LC_CPUID 0xD90 -#define __LC_CPUADDR 0xD98 -#define __LC_IPLDEV 0xDB8 -#define __LC_JIFFY_TIMER 0xDC0 -#define __LC_CURRENT 0xDD8 -#define __LC_INT_CLOCK 0xDE8 -#endif /* __s390x__ */ - -#define __LC_PANIC_MAGIC 0xE00 - -#ifndef __s390x__ -#define __LC_PFAULT_INTPARM 0x080 -#define __LC_CPU_TIMER_SAVE_AREA 0x0D8 -#define __LC_AREGS_SAVE_AREA 0x120 -#define __LC_GPREGS_SAVE_AREA 0x180 -#define __LC_CREGS_SAVE_AREA 0x1C0 -#else /* __s390x__ */ -#define __LC_PFAULT_INTPARM 0x11B8 -#define __LC_GPREGS_SAVE_AREA 0x1280 -#define __LC_CPU_TIMER_SAVE_AREA 0x1328 -#define __LC_AREGS_SAVE_AREA 0x1340 -#define __LC_CREGS_SAVE_AREA 0x1380 -#endif /* __s390x__ */ - -#ifndef __ASSEMBLY__ - -#include <linux/config.h> -#include <asm/processor.h> -#include <linux/types.h> -#include <asm/sigp.h> - -void restart_int_handler(void); -void ext_int_handler(void); -void system_call(void); -void pgm_check_handler(void); -void mcck_int_handler(void); -void io_int_handler(void); - -struct _lowcore -{ -#ifndef __s390x__ - /* prefix area: defined by architecture */ - psw_t restart_psw; /* 0x000 */ - __u32 ccw2[4]; /* 0x008 */ - psw_t external_old_psw; /* 0x018 */ - psw_t svc_old_psw; /* 0x020 */ - psw_t program_old_psw; /* 0x028 */ - psw_t mcck_old_psw; /* 0x030 */ - psw_t io_old_psw; /* 0x038 */ - __u8 pad1[0x58-0x40]; /* 0x040 */ - psw_t external_new_psw; /* 0x058 */ - psw_t svc_new_psw; /* 0x060 */ - psw_t program_new_psw; /* 0x068 */ - psw_t mcck_new_psw; /* 0x070 */ - psw_t io_new_psw; /* 0x078 */ - __u32 ext_params; /* 0x080 */ - __u16 cpu_addr; /* 0x084 */ - __u16 ext_int_code; /* 0x086 */ - __u16 svc_ilc; /* 0x088 */ - __u16 svc_code; /* 0x08a */ - __u16 pgm_ilc; /* 0x08c */ - __u16 pgm_code; /* 0x08e */ - __u32 trans_exc_code; /* 0x090 */ - __u16 mon_class_num; /* 0x094 */ - __u16 per_perc_atmid; /* 0x096 */ - __u32 per_address; /* 0x098 */ - __u32 monitor_code; /* 0x09c */ - __u8 exc_access_id; /* 0x0a0 */ - __u8 per_access_id; /* 0x0a1 */ - __u8 pad2[0xB8-0xA2]; /* 0x0a2 */ - __u16 subchannel_id; /* 0x0b8 */ - __u16 subchannel_nr; /* 0x0ba */ - __u32 io_int_parm; /* 0x0bc */ - __u32 io_int_word; /* 0x0c0 */ - __u8 pad3[0xD4-0xC4]; /* 0x0c4 */ - __u32 extended_save_area_addr; /* 0x0d4 */ - __u32 cpu_timer_save_area[2]; /* 0x0d8 */ - __u32 clock_comp_save_area[2]; /* 0x0e0 */ - __u32 mcck_interruption_code[2]; /* 0x0e8 */ - __u8 pad4[0xf4-0xf0]; /* 0x0f0 */ - __u32 external_damage_code; /* 0x0f4 */ - __u32 failing_storage_address; /* 0x0f8 */ - __u8 pad5[0x100-0xfc]; /* 0x0fc */ - __u32 st_status_fixed_logout[4];/* 0x100 */ - __u8 pad6[0x120-0x110]; /* 0x110 */ - __u32 access_regs_save_area[16];/* 0x120 */ - __u32 floating_pt_save_area[8]; /* 0x160 */ - __u32 gpregs_save_area[16]; /* 0x180 */ - __u32 cregs_save_area[16]; /* 0x1c0 */ - - psw_t return_psw; /* 0x200 */ - __u8 irb[64]; /* 0x208 */ - __u64 sync_enter_timer; /* 0x248 */ - __u64 async_enter_timer; /* 0x250 */ - __u64 exit_timer; /* 0x258 */ - __u64 last_update_timer; /* 0x260 */ - __u64 user_timer; /* 0x268 */ - __u64 system_timer; /* 0x270 */ - __u64 last_update_clock; /* 0x278 */ - __u64 steal_clock; /* 0x280 */ - __u8 pad8[0xc00-0x288]; /* 0x288 */ - - /* System info area */ - __u32 save_area[16]; /* 0xc00 */ - __u32 kernel_stack; /* 0xc40 */ - __u32 thread_info; /* 0xc44 */ - __u32 async_stack; /* 0xc48 */ - __u32 kernel_asce; /* 0xc4c */ - __u32 user_asce; /* 0xc50 */ - __u32 panic_stack; /* 0xc54 */ - __u8 pad10[0xc60-0xc58]; /* 0xc58 */ - /* entry.S sensitive area start */ - struct cpuinfo_S390 cpu_data; /* 0xc60 */ - __u32 ipl_device; /* 0xc7c */ - /* entry.S sensitive area end */ - - /* SMP info area: defined by DJB */ - __u64 jiffy_timer; /* 0xc80 */ - __u32 ext_call_fast; /* 0xc88 */ - __u32 percpu_offset; /* 0xc8c */ - __u32 current_task; /* 0xc90 */ - __u32 softirq_pending; /* 0xc94 */ - __u64 int_clock; /* 0xc98 */ - __u8 pad11[0xe00-0xca0]; /* 0xca0 */ - - /* 0xe00 is used as indicator for dump tools */ - /* whether the kernel died with panic() or not */ - __u32 panic_magic; /* 0xe00 */ - - /* Align to the top 1k of prefix area */ - __u8 pad12[0x1000-0xe04]; /* 0xe04 */ -#else /* !__s390x__ */ - /* prefix area: defined by architecture */ - __u32 ccw1[2]; /* 0x000 */ - __u32 ccw2[4]; /* 0x008 */ - __u8 pad1[0x80-0x18]; /* 0x018 */ - __u32 ext_params; /* 0x080 */ - __u16 cpu_addr; /* 0x084 */ - __u16 ext_int_code; /* 0x086 */ - __u16 svc_ilc; /* 0x088 */ - __u16 svc_code; /* 0x08a */ - __u16 pgm_ilc; /* 0x08c */ - __u16 pgm_code; /* 0x08e */ - __u32 data_exc_code; /* 0x090 */ - __u16 mon_class_num; /* 0x094 */ - __u16 per_perc_atmid; /* 0x096 */ - addr_t per_address; /* 0x098 */ - __u8 exc_access_id; /* 0x0a0 */ - __u8 per_access_id; /* 0x0a1 */ - __u8 op_access_id; /* 0x0a2 */ - __u8 ar_access_id; /* 0x0a3 */ - __u8 pad2[0xA8-0xA4]; /* 0x0a4 */ - addr_t trans_exc_code; /* 0x0A0 */ - addr_t monitor_code; /* 0x09c */ - __u16 subchannel_id; /* 0x0b8 */ - __u16 subchannel_nr; /* 0x0ba */ - __u32 io_int_parm; /* 0x0bc */ - __u32 io_int_word; /* 0x0c0 */ - __u8 pad3[0xc8-0xc4]; /* 0x0c4 */ - __u32 stfl_fac_list; /* 0x0c8 */ - __u8 pad4[0xe8-0xcc]; /* 0x0cc */ - __u32 mcck_interruption_code[2]; /* 0x0e8 */ - __u8 pad5[0xf4-0xf0]; /* 0x0f0 */ - __u32 external_damage_code; /* 0x0f4 */ - addr_t failing_storage_address; /* 0x0f8 */ - __u8 pad6[0x120-0x100]; /* 0x100 */ - psw_t restart_old_psw; /* 0x120 */ - psw_t external_old_psw; /* 0x130 */ - psw_t svc_old_psw; /* 0x140 */ - psw_t program_old_psw; /* 0x150 */ - psw_t mcck_old_psw; /* 0x160 */ - psw_t io_old_psw; /* 0x170 */ - __u8 pad7[0x1a0-0x180]; /* 0x180 */ - psw_t restart_psw; /* 0x1a0 */ - psw_t external_new_psw; /* 0x1b0 */ - psw_t svc_new_psw; /* 0x1c0 */ - psw_t program_new_psw; /* 0x1d0 */ - psw_t mcck_new_psw; /* 0x1e0 */ - psw_t io_new_psw; /* 0x1f0 */ - psw_t return_psw; /* 0x200 */ - __u8 irb[64]; /* 0x210 */ - __u64 sync_enter_timer; /* 0x250 */ - __u64 async_enter_timer; /* 0x258 */ - __u64 exit_timer; /* 0x260 */ - __u64 last_update_timer; /* 0x268 */ - __u64 user_timer; /* 0x270 */ - __u64 system_timer; /* 0x278 */ - __u64 last_update_clock; /* 0x280 */ - __u64 steal_clock; /* 0x288 */ - __u8 pad8[0xc00-0x290]; /* 0x290 */ - /* System info area */ - __u64 save_area[16]; /* 0xc00 */ - __u8 pad9[0xd40-0xc80]; /* 0xc80 */ - __u64 kernel_stack; /* 0xd40 */ - __u64 thread_info; /* 0xd48 */ - __u64 async_stack; /* 0xd50 */ - __u64 kernel_asce; /* 0xd58 */ - __u64 user_asce; /* 0xd60 */ - __u64 panic_stack; /* 0xd68 */ - __u8 pad10[0xd80-0xd70]; /* 0xd70 */ - /* entry.S sensitive area start */ - struct cpuinfo_S390 cpu_data; /* 0xd80 */ - __u32 ipl_device; /* 0xdb8 */ - __u32 pad11; /* 0xdbc */ - /* entry.S sensitive area end */ - - /* SMP info area: defined by DJB */ - __u64 jiffy_timer; /* 0xdc0 */ - __u64 ext_call_fast; /* 0xdc8 */ - __u64 percpu_offset; /* 0xdd0 */ - __u64 current_task; /* 0xdd8 */ - __u64 softirq_pending; /* 0xde0 */ - __u64 int_clock; /* 0xde8 */ - __u8 pad12[0xe00-0xdf0]; /* 0xdf0 */ - - /* 0xe00 is used as indicator for dump tools */ - /* whether the kernel died with panic() or not */ - __u32 panic_magic; /* 0xe00 */ - - __u8 pad13[0x1200-0xe04]; /* 0xe04 */ - - /* System info area */ - - __u64 floating_pt_save_area[16]; /* 0x1200 */ - __u64 gpregs_save_area[16]; /* 0x1280 */ - __u32 st_status_fixed_logout[4]; /* 0x1300 */ - __u8 pad14[0x1318-0x1310]; /* 0x1310 */ - __u32 prefixreg_save_area; /* 0x1318 */ - __u32 fpt_creg_save_area; /* 0x131c */ - __u8 pad15[0x1324-0x1320]; /* 0x1320 */ - __u32 tod_progreg_save_area; /* 0x1324 */ - __u32 cpu_timer_save_area[2]; /* 0x1328 */ - __u32 clock_comp_save_area[2]; /* 0x1330 */ - __u8 pad16[0x1340-0x1338]; /* 0x1338 */ - __u32 access_regs_save_area[16]; /* 0x1340 */ - __u64 cregs_save_area[16]; /* 0x1380 */ - - /* align to the top of the prefix area */ - - __u8 pad17[0x2000-0x1400]; /* 0x1400 */ -#endif /* !__s390x__ */ -} __attribute__((packed)); /* End structure*/ - -#define S390_lowcore (*((struct _lowcore *) 0)) -extern struct _lowcore *lowcore_ptr[]; - -extern __inline__ void set_prefix(__u32 address) -{ - __asm__ __volatile__ ("spx %0" : : "m" (address) : "memory" ); -} - -#define __PANIC_MAGIC 0xDEADC0DE - -#endif - -#endif diff --git a/include/asm-s390/mathemu.h b/include/asm-s390/mathemu.h deleted file mode 100644 index e8dd1ba8edb..00000000000 --- a/include/asm-s390/mathemu.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * arch/s390/kernel/mathemu.h - * IEEE floating point emulation. - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -#ifndef __MATHEMU__ -#define __MATHEMU__ - -extern int math_emu_b3(__u8 *, struct pt_regs *); -extern int math_emu_ed(__u8 *, struct pt_regs *); -extern int math_emu_ldr(__u8 *); -extern int math_emu_ler(__u8 *); -extern int math_emu_std(__u8 *, struct pt_regs *); -extern int math_emu_ld(__u8 *, struct pt_regs *); -extern int math_emu_ste(__u8 *, struct pt_regs *); -extern int math_emu_le(__u8 *, struct pt_regs *); -extern int math_emu_lfpc(__u8 *, struct pt_regs *); -extern int math_emu_stfpc(__u8 *, struct pt_regs *); -extern int math_emu_srnm(__u8 *, struct pt_regs *); - -#endif /* __MATHEMU__ */ - - - - diff --git a/include/asm-s390/mman.h b/include/asm-s390/mman.h deleted file mode 100644 index ea86bd12204..00000000000 --- a/include/asm-s390/mman.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * include/asm-s390/mman.h - * - * S390 version - * - * Derived from "include/asm-i386/mman.h" - */ - -#ifndef __S390_MMAN_H__ -#define __S390_MMAN_H__ - -#define PROT_READ 0x1 /* page can be read */ -#define PROT_WRITE 0x2 /* page can be written */ -#define PROT_EXEC 0x4 /* page can be executed */ -#define PROT_SEM 0x8 /* page may be used for atomic ops */ -#define PROT_NONE 0x0 /* page can not be accessed */ -#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ -#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ - -#define MAP_SHARED 0x01 /* Share changes */ -#define MAP_PRIVATE 0x02 /* Changes are private */ -#define MAP_TYPE 0x0f /* Mask for type of mapping */ -#define MAP_FIXED 0x10 /* Interpret addr exactly */ -#define MAP_ANONYMOUS 0x20 /* don't use a file */ - -#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ -#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ -#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ -#define MAP_LOCKED 0x2000 /* pages are locked */ -#define MAP_NORESERVE 0x4000 /* don't check for reservations */ -#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ -#define MAP_NONBLOCK 0x10000 /* do not block on IO */ - -#define MS_ASYNC 1 /* sync memory asynchronously */ -#define MS_INVALIDATE 2 /* invalidate the caches */ -#define MS_SYNC 4 /* synchronous memory sync */ - -#define MCL_CURRENT 1 /* lock all current mappings */ -#define MCL_FUTURE 2 /* lock all future mappings */ - -#define MADV_NORMAL 0x0 /* default page-in behavior */ -#define MADV_RANDOM 0x1 /* page-in minimum required */ -#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ -#define MADV_WILLNEED 0x3 /* pre-fault pages */ -#define MADV_DONTNEED 0x4 /* discard these pages */ - -/* compatibility flags */ -#define MAP_ANON MAP_ANONYMOUS -#define MAP_FILE 0 - -#endif /* __S390_MMAN_H__ */ diff --git a/include/asm-s390/mmu.h b/include/asm-s390/mmu.h deleted file mode 100644 index ccd36d26615..00000000000 --- a/include/asm-s390/mmu.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __MMU_H -#define __MMU_H - -/* Default "unsigned long" context */ -typedef unsigned long mm_context_t; - -#endif diff --git a/include/asm-s390/mmu_context.h b/include/asm-s390/mmu_context.h deleted file mode 100644 index 3a3bb3f2dad..00000000000 --- a/include/asm-s390/mmu_context.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * include/asm-s390/mmu_context.h - * - * S390 version - * - * Derived from "include/asm-i386/mmu_context.h" - */ - -#ifndef __S390_MMU_CONTEXT_H -#define __S390_MMU_CONTEXT_H - -/* - * get a new mmu context.. S390 don't know about contexts. - */ -#define init_new_context(tsk,mm) 0 - -#define destroy_context(mm) do { } while (0) - -static inline void enter_lazy_tlb(struct mm_struct *mm, - struct task_struct *tsk) -{ -} - -static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, - struct task_struct *tsk) -{ - if (prev != next) { -#ifndef __s390x__ - S390_lowcore.user_asce = (__pa(next->pgd)&PAGE_MASK) | - (_SEGMENT_TABLE|USER_STD_MASK); - /* Load home space page table origin. */ - asm volatile("lctl 13,13,%0" - : : "m" (S390_lowcore.user_asce) ); -#else /* __s390x__ */ - S390_lowcore.user_asce = (__pa(next->pgd) & PAGE_MASK) | - (_REGION_TABLE|USER_STD_MASK); - /* Load home space page table origin. */ - asm volatile("lctlg 13,13,%0" - : : "m" (S390_lowcore.user_asce) ); -#endif /* __s390x__ */ - } - cpu_set(smp_processor_id(), next->cpu_vm_mask); -} - -#define deactivate_mm(tsk,mm) do { } while (0) - -extern inline void activate_mm(struct mm_struct *prev, - struct mm_struct *next) -{ - switch_mm(prev, next, current); - set_fs(current->thread.mm_segment); -} - -#endif diff --git a/include/asm-s390/module.h b/include/asm-s390/module.h deleted file mode 100644 index 1cc1c5af705..00000000000 --- a/include/asm-s390/module.h +++ /dev/null @@ -1,46 +0,0 @@ -#ifndef _ASM_S390_MODULE_H -#define _ASM_S390_MODULE_H -/* - * This file contains the s390 architecture specific module code. - */ - -struct mod_arch_syminfo -{ - unsigned long got_offset; - unsigned long plt_offset; - int got_initialized; - int plt_initialized; -}; - -struct mod_arch_specific -{ - /* Starting offset of got in the module core memory. */ - unsigned long got_offset; - /* Starting offset of plt in the module core memory. */ - unsigned long plt_offset; - /* Size of the got. */ - unsigned long got_size; - /* Size of the plt. */ - unsigned long plt_size; - /* Number of symbols in syminfo. */ - int nsyms; - /* Additional symbol information (got and plt offsets). */ - struct mod_arch_syminfo *syminfo; -}; - -#ifdef __s390x__ -#define ElfW(x) Elf64_ ## x -#define ELFW(x) ELF64_ ## x -#else -#define ElfW(x) Elf32_ ## x -#define ELFW(x) ELF32_ ## x -#endif - -#define Elf_Addr ElfW(Addr) -#define Elf_Rela ElfW(Rela) -#define Elf_Shdr ElfW(Shdr) -#define Elf_Sym ElfW(Sym) -#define Elf_Ehdr ElfW(Ehdr) -#define ELF_R_SYM ELFW(R_SYM) -#define ELF_R_TYPE ELFW(R_TYPE) -#endif /* _ASM_S390_MODULE_H */ diff --git a/include/asm-s390/msgbuf.h b/include/asm-s390/msgbuf.h deleted file mode 100644 index 1bbdee92792..00000000000 --- a/include/asm-s390/msgbuf.h +++ /dev/null @@ -1,37 +0,0 @@ -#ifndef _S390_MSGBUF_H -#define _S390_MSGBUF_H - -/* - * The msqid64_ds structure for S/390 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct msqid64_ds { - struct ipc64_perm msg_perm; - __kernel_time_t msg_stime; /* last msgsnd time */ -#ifndef __s390x__ - unsigned long __unused1; -#endif /* ! __s390x__ */ - __kernel_time_t msg_rtime; /* last msgrcv time */ -#ifndef __s390x__ - unsigned long __unused2; -#endif /* ! __s390x__ */ - __kernel_time_t msg_ctime; /* last change time */ -#ifndef __s390x__ - unsigned long __unused3; -#endif /* ! __s390x__ */ - unsigned long msg_cbytes; /* current number of bytes on queue */ - unsigned long msg_qnum; /* number of messages in queue */ - unsigned long msg_qbytes; /* max number of bytes on queue */ - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_pid_t msg_lrpid; /* last receive pid */ - unsigned long __unused4; - unsigned long __unused5; -}; - -#endif /* _S390_MSGBUF_H */ diff --git a/include/asm-s390/namei.h b/include/asm-s390/namei.h deleted file mode 100644 index 3e286bdde4b..00000000000 --- a/include/asm-s390/namei.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * include/asm-s390/namei.h - * - * S390 version - * - * Derived from "include/asm-i386/namei.h" - * - * Included from linux/fs/namei.c - */ - -#ifndef __S390_NAMEI_H -#define __S390_NAMEI_H - -/* This dummy routine maybe changed to something useful - * for /usr/gnemul/ emulation stuff. - * Look at asm-sparc/namei.h for details. - */ - -#define __emul_prefix() NULL - -#endif /* __S390_NAMEI_H */ diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h deleted file mode 100644 index 2be287b9df8..00000000000 --- a/include/asm-s390/page.h +++ /dev/null @@ -1,210 +0,0 @@ -/* - * include/asm-s390/page.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com) - */ - -#ifndef _S390_PAGE_H -#define _S390_PAGE_H - -#include <asm/setup.h> -#include <asm/types.h> - -/* PAGE_SHIFT determines the page size */ -#define PAGE_SHIFT 12 -#define PAGE_SIZE (1UL << PAGE_SHIFT) -#define PAGE_MASK (~(PAGE_SIZE-1)) -#define PAGE_DEFAULT_ACC 0 -#define PAGE_DEFAULT_KEY (PAGE_DEFAULT_ACC << 4) - -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ - -#ifndef __s390x__ - -static inline void clear_page(void *page) -{ - register_pair rp; - - rp.subreg.even = (unsigned long) page; - rp.subreg.odd = (unsigned long) 4096; - asm volatile (" slr 1,1\n" - " mvcl %0,0" - : "+&a" (rp) : : "memory", "cc", "1" ); -} - -static inline void copy_page(void *to, void *from) -{ - if (MACHINE_HAS_MVPG) - asm volatile (" sr 0,0\n" - " mvpg %0,%1" - : : "a" ((void *)(to)), "a" ((void *)(from)) - : "memory", "cc", "0" ); - else - asm volatile (" mvc 0(256,%0),0(%1)\n" - " mvc 256(256,%0),256(%1)\n" - " mvc 512(256,%0),512(%1)\n" - " mvc 768(256,%0),768(%1)\n" - " mvc 1024(256,%0),1024(%1)\n" - " mvc 1280(256,%0),1280(%1)\n" - " mvc 1536(256,%0),1536(%1)\n" - " mvc 1792(256,%0),1792(%1)\n" - " mvc 2048(256,%0),2048(%1)\n" - " mvc 2304(256,%0),2304(%1)\n" - " mvc 2560(256,%0),2560(%1)\n" - " mvc 2816(256,%0),2816(%1)\n" - " mvc 3072(256,%0),3072(%1)\n" - " mvc 3328(256,%0),3328(%1)\n" - " mvc 3584(256,%0),3584(%1)\n" - " mvc 3840(256,%0),3840(%1)\n" - : : "a"((void *)(to)),"a"((void *)(from)) - : "memory" ); -} - -#else /* __s390x__ */ - -static inline void clear_page(void *page) -{ - asm volatile (" lgr 2,%0\n" - " lghi 3,4096\n" - " slgr 1,1\n" - " mvcl 2,0" - : : "a" ((void *) (page)) - : "memory", "cc", "1", "2", "3" ); -} - -static inline void copy_page(void *to, void *from) -{ - if (MACHINE_HAS_MVPG) - asm volatile (" sgr 0,0\n" - " mvpg %0,%1" - : : "a" ((void *)(to)), "a" ((void *)(from)) - : "memory", "cc", "0" ); - else - asm volatile (" mvc 0(256,%0),0(%1)\n" - " mvc 256(256,%0),256(%1)\n" - " mvc 512(256,%0),512(%1)\n" - " mvc 768(256,%0),768(%1)\n" - " mvc 1024(256,%0),1024(%1)\n" - " mvc 1280(256,%0),1280(%1)\n" - " mvc 1536(256,%0),1536(%1)\n" - " mvc 1792(256,%0),1792(%1)\n" - " mvc 2048(256,%0),2048(%1)\n" - " mvc 2304(256,%0),2304(%1)\n" - " mvc 2560(256,%0),2560(%1)\n" - " mvc 2816(256,%0),2816(%1)\n" - " mvc 3072(256,%0),3072(%1)\n" - " mvc 3328(256,%0),3328(%1)\n" - " mvc 3584(256,%0),3584(%1)\n" - " mvc 3840(256,%0),3840(%1)\n" - : : "a"((void *)(to)),"a"((void *)(from)) - : "memory" ); -} - -#endif /* __s390x__ */ - -#define clear_user_page(page, vaddr, pg) clear_page(page) -#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) - -#define alloc_zeroed_user_highpage(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vaddr) -#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE - -/* Pure 2^n version of get_order */ -extern __inline__ int get_order(unsigned long size) -{ - int order; - - size = (size-1) >> (PAGE_SHIFT-1); - order = -1; - do { - size >>= 1; - order++; - } while (size); - return order; -} - -/* - * These are used to make use of C type-checking.. - */ - -typedef struct { unsigned long pgprot; } pgprot_t; -typedef struct { unsigned long pte; } pte_t; - -#define pte_val(x) ((x).pte) -#define pgprot_val(x) ((x).pgprot) - -#ifndef __s390x__ - -typedef struct { unsigned long pmd; } pmd_t; -typedef struct { - unsigned long pgd0; - unsigned long pgd1; - unsigned long pgd2; - unsigned long pgd3; - } pgd_t; - -#define pmd_val(x) ((x).pmd) -#define pgd_val(x) ((x).pgd0) - -#else /* __s390x__ */ - -typedef struct { - unsigned long pmd0; - unsigned long pmd1; - } pmd_t; -typedef struct { unsigned long pgd; } pgd_t; - -#define pmd_val(x) ((x).pmd0) -#define pmd_val1(x) ((x).pmd1) -#define pgd_val(x) ((x).pgd) - -#endif /* __s390x__ */ - -#define __pte(x) ((pte_t) { (x) } ) -#define __pmd(x) ((pmd_t) { (x) } ) -#define __pgd(x) ((pgd_t) { (x) } ) -#define __pgprot(x) ((pgprot_t) { (x) } ) - -/* default storage key used for all pages */ -extern unsigned int default_storage_key; - -static inline void -page_set_storage_key(unsigned long addr, unsigned int skey) -{ - asm volatile ( "sske %0,%1" : : "d" (skey), "a" (addr) ); -} - -static inline unsigned int -page_get_storage_key(unsigned long addr) -{ - unsigned int skey; - - asm volatile ( "iske %0,%1" : "=d" (skey) : "a" (addr), "0" (0) ); - - return skey; -} - -#endif /* !__ASSEMBLY__ */ - -/* to align the pointer to the (next) page boundary */ -#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) - -#define __PAGE_OFFSET 0x0UL -#define PAGE_OFFSET 0x0UL -#define __pa(x) (unsigned long)(x) -#define __va(x) (void *)(unsigned long)(x) -#define pfn_to_page(pfn) (mem_map + (pfn)) -#define page_to_pfn(page) ((unsigned long)((page) - mem_map)) -#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) - -#define pfn_valid(pfn) ((pfn) < max_mapnr) -#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) - -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#endif /* __KERNEL__ */ - -#endif /* _S390_PAGE_H */ diff --git a/include/asm-s390/param.h b/include/asm-s390/param.h deleted file mode 100644 index 085a7e229b2..00000000000 --- a/include/asm-s390/param.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * include/asm-s390/param.h - * - * S390 version - * - * Derived from "include/asm-i386/param.h" - */ - -#ifndef _ASMS390_PARAM_H -#define _ASMS390_PARAM_H - -#ifdef __KERNEL__ -# define HZ 100 /* Internal kernel timer frequency */ -# define USER_HZ 100 /* .. some user interfaces are in "ticks" */ -# define CLOCKS_PER_SEC (USER_HZ) /* like times() */ -#endif - -#ifndef HZ -#define HZ 100 -#endif - -#define EXEC_PAGESIZE 4096 - -#ifndef NOGROUP -#define NOGROUP (-1) -#endif - -#define MAXHOSTNAMELEN 64 /* max length of hostname */ - -#endif diff --git a/include/asm-s390/pci.h b/include/asm-s390/pci.h deleted file mode 100644 index 42a145c9ddd..00000000000 --- a/include/asm-s390/pci.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef __ASM_S390_PCI_H -#define __ASM_S390_PCI_H - -/* S/390 systems don't have a PCI bus. This file is just here because some stupid .c code - * includes it even if CONFIG_PCI is not set. - */ -#define PCI_DMA_BUS_IS_PHYS (0) - -#endif /* __ASM_S390_PCI_H */ - diff --git a/include/asm-s390/percpu.h b/include/asm-s390/percpu.h deleted file mode 100644 index 123fcaca295..00000000000 --- a/include/asm-s390/percpu.h +++ /dev/null @@ -1,70 +0,0 @@ -#ifndef __ARCH_S390_PERCPU__ -#define __ARCH_S390_PERCPU__ - -#include <linux/compiler.h> -#include <asm/lowcore.h> - -#define __GENERIC_PER_CPU - -/* - * s390 uses its own implementation for per cpu data, the offset of - * the cpu local data area is cached in the cpu's lowcore memory. - * For 64 bit module code s390 forces the use of a GOT slot for the - * address of the per cpu variable. This is needed because the module - * may be more than 4G above the per cpu area. - */ -#if defined(__s390x__) && defined(MODULE) - -#define __reloc_hide(var,offset) \ - (*({ unsigned long *__ptr; \ - asm ( "larl %0,per_cpu__"#var"@GOTENT" \ - : "=a" (__ptr) : "X" (per_cpu__##var) ); \ - (typeof(&per_cpu__##var))((*__ptr) + (offset)); })) - -#else - -#define __reloc_hide(var, offset) \ - (*({ unsigned long __ptr; \ - asm ( "" : "=a" (__ptr) : "0" (&per_cpu__##var) ); \ - (typeof(&per_cpu__##var)) (__ptr + (offset)); })) - -#endif - -#ifdef CONFIG_SMP - -extern unsigned long __per_cpu_offset[NR_CPUS]; - -/* Separate out the type, so (int[3], foo) works. */ -#define DEFINE_PER_CPU(type, name) \ - __attribute__((__section__(".data.percpu"))) \ - __typeof__(type) per_cpu__##name - -#define __get_cpu_var(var) __reloc_hide(var,S390_lowcore.percpu_offset) -#define per_cpu(var,cpu) __reloc_hide(var,__per_cpu_offset[cpu]) - -/* A macro to avoid #include hell... */ -#define percpu_modcopy(pcpudst, src, size) \ -do { \ - unsigned int __i; \ - for (__i = 0; __i < NR_CPUS; __i++) \ - if (cpu_possible(__i)) \ - memcpy((pcpudst)+__per_cpu_offset[__i], \ - (src), (size)); \ -} while (0) - -#else /* ! SMP */ - -#define DEFINE_PER_CPU(type, name) \ - __typeof__(type) per_cpu__##name - -#define __get_cpu_var(var) __reloc_hide(var,0) -#define per_cpu(var,cpu) __reloc_hide(var,0) - -#endif /* SMP */ - -#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu__##name - -#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) -#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) - -#endif /* __ARCH_S390_PERCPU__ */ diff --git a/include/asm-s390/pgalloc.h b/include/asm-s390/pgalloc.h deleted file mode 100644 index 3417dd71ab4..00000000000 --- a/include/asm-s390/pgalloc.h +++ /dev/null @@ -1,168 +0,0 @@ -/* - * include/asm-s390/pgalloc.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com) - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/pgalloc.h" - * Copyright (C) 1994 Linus Torvalds - */ - -#ifndef _S390_PGALLOC_H -#define _S390_PGALLOC_H - -#include <linux/config.h> -#include <linux/threads.h> -#include <linux/gfp.h> -#include <linux/mm.h> - -#define check_pgt_cache() do {} while (0) - -extern void diag10(unsigned long addr); - -/* - * Allocate and free page tables. The xxx_kernel() versions are - * used to allocate a kernel page table - this turns on ASN bits - * if any. - */ - -static inline pgd_t *pgd_alloc(struct mm_struct *mm) -{ - pgd_t *pgd; - int i; - -#ifndef __s390x__ - pgd = (pgd_t *) __get_free_pages(GFP_KERNEL,1); - if (pgd != NULL) - for (i = 0; i < USER_PTRS_PER_PGD; i++) - pmd_clear(pmd_offset(pgd + i, i*PGDIR_SIZE)); -#else /* __s390x__ */ - pgd = (pgd_t *) __get_free_pages(GFP_KERNEL,2); - if (pgd != NULL) - for (i = 0; i < PTRS_PER_PGD; i++) - pgd_clear(pgd + i); -#endif /* __s390x__ */ - return pgd; -} - -static inline void pgd_free(pgd_t *pgd) -{ -#ifndef __s390x__ - free_pages((unsigned long) pgd, 1); -#else /* __s390x__ */ - free_pages((unsigned long) pgd, 2); -#endif /* __s390x__ */ -} - -#ifndef __s390x__ -/* - * page middle directory allocation/free routines. - * We use pmd cache only on s390x, so these are dummy routines. This - * code never triggers because the pgd will always be present. - */ -#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) -#define pmd_free(x) do { } while (0) -#define __pmd_free_tlb(tlb,x) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() -#else /* __s390x__ */ -static inline pmd_t * pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) -{ - pmd_t *pmd; - int i; - - pmd = (pmd_t *) __get_free_pages(GFP_KERNEL, 2); - if (pmd != NULL) { - for (i=0; i < PTRS_PER_PMD; i++) - pmd_clear(pmd+i); - } - return pmd; -} - -static inline void pmd_free (pmd_t *pmd) -{ - free_pages((unsigned long) pmd, 2); -} - -#define __pmd_free_tlb(tlb,pmd) \ - do { \ - tlb_flush_mmu(tlb, 0, 0); \ - pmd_free(pmd); \ - } while (0) - -static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) -{ - pgd_val(*pgd) = _PGD_ENTRY | __pa(pmd); -} - -#endif /* __s390x__ */ - -static inline void -pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) -{ -#ifndef __s390x__ - pmd_val(pmd[0]) = _PAGE_TABLE + __pa(pte); - pmd_val(pmd[1]) = _PAGE_TABLE + __pa(pte+256); - pmd_val(pmd[2]) = _PAGE_TABLE + __pa(pte+512); - pmd_val(pmd[3]) = _PAGE_TABLE + __pa(pte+768); -#else /* __s390x__ */ - pmd_val(*pmd) = _PMD_ENTRY + __pa(pte); - pmd_val1(*pmd) = _PMD_ENTRY + __pa(pte+256); -#endif /* __s390x__ */ -} - -static inline void -pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *page) -{ - pmd_populate_kernel(mm, pmd, (pte_t *)((page-mem_map) << PAGE_SHIFT)); -} - -/* - * page table entry allocation/free routines. - */ -static inline pte_t * -pte_alloc_one_kernel(struct mm_struct *mm, unsigned long vmaddr) -{ - pte_t *pte; - int i; - - pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT); - if (pte != NULL) { - for (i=0; i < PTRS_PER_PTE; i++) { - pte_clear(mm, vmaddr, pte+i); - vmaddr += PAGE_SIZE; - } - } - return pte; -} - -static inline struct page * -pte_alloc_one(struct mm_struct *mm, unsigned long vmaddr) -{ - pte_t *pte = pte_alloc_one_kernel(mm, vmaddr); - if (pte) - return virt_to_page(pte); - return 0; -} - -static inline void pte_free_kernel(pte_t *pte) -{ - free_page((unsigned long) pte); -} - -static inline void pte_free(struct page *pte) -{ - __free_page(pte); -} - -#define __pte_free_tlb(tlb,pte) tlb_remove_page(tlb,pte) - -/* - * This establishes kernel virtual mappings (e.g., as a result of a - * vmalloc call). Since s390-esame uses a separate kernel page table, - * there is nothing to do here... :) - */ -#define set_pgdir(addr,entry) do { } while(0) - -#endif /* _S390_PGALLOC_H */ diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h deleted file mode 100644 index df94f89038c..00000000000 --- a/include/asm-s390/pgtable.h +++ /dev/null @@ -1,813 +0,0 @@ -/* - * include/asm-s390/pgtable.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com) - * Ulrich Weigand (weigand@de.ibm.com) - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/pgtable.h" - */ - -#ifndef _ASM_S390_PGTABLE_H -#define _ASM_S390_PGTABLE_H - -#include <asm-generic/4level-fixup.h> - -/* - * The Linux memory management assumes a three-level page table setup. For - * s390 31 bit we "fold" the mid level into the top-level page table, so - * that we physically have the same two-level page table as the s390 mmu - * expects in 31 bit mode. For s390 64 bit we use three of the five levels - * the hardware provides (region first and region second tables are not - * used). - * - * The "pgd_xxx()" functions are trivial for a folded two-level - * setup: the pgd is never bad, and a pmd always exists (as it's folded - * into the pgd entry) - * - * This file contains the functions and defines necessary to modify and use - * the S390 page table tree. - */ -#ifndef __ASSEMBLY__ -#include <asm/bug.h> -#include <asm/processor.h> -#include <linux/threads.h> - -struct vm_area_struct; /* forward declaration (include/linux/mm.h) */ - -extern pgd_t swapper_pg_dir[] __attribute__ ((aligned (4096))); -extern void paging_init(void); - -/* - * The S390 doesn't have any external MMU info: the kernel page - * tables contain all the necessary information. - */ -#define update_mmu_cache(vma, address, pte) do { } while (0) - -/* - * ZERO_PAGE is a global shared page that is always zero: used - * for zero-mapped memory areas etc.. - */ -extern char empty_zero_page[PAGE_SIZE]; -#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page)) -#endif /* !__ASSEMBLY__ */ - -/* - * PMD_SHIFT determines the size of the area a second-level page - * table can map - * PGDIR_SHIFT determines what a third-level page table entry can map - */ -#ifndef __s390x__ -# define PMD_SHIFT 22 -# define PGDIR_SHIFT 22 -#else /* __s390x__ */ -# define PMD_SHIFT 21 -# define PGDIR_SHIFT 31 -#endif /* __s390x__ */ - -#define PMD_SIZE (1UL << PMD_SHIFT) -#define PMD_MASK (~(PMD_SIZE-1)) -#define PGDIR_SIZE (1UL << PGDIR_SHIFT) -#define PGDIR_MASK (~(PGDIR_SIZE-1)) - -/* - * entries per page directory level: the S390 is two-level, so - * we don't really have any PMD directory physically. - * for S390 segment-table entries are combined to one PGD - * that leads to 1024 pte per pgd - */ -#ifndef __s390x__ -# define PTRS_PER_PTE 1024 -# define PTRS_PER_PMD 1 -# define PTRS_PER_PGD 512 -#else /* __s390x__ */ -# define PTRS_PER_PTE 512 -# define PTRS_PER_PMD 1024 -# define PTRS_PER_PGD 2048 -#endif /* __s390x__ */ - -/* - * pgd entries used up by user/kernel: - */ -#ifndef __s390x__ -# define USER_PTRS_PER_PGD 512 -# define USER_PGD_PTRS 512 -# define KERNEL_PGD_PTRS 512 -#else /* __s390x__ */ -# define USER_PTRS_PER_PGD 2048 -# define USER_PGD_PTRS 2048 -# define KERNEL_PGD_PTRS 2048 -#endif /* __s390x__ */ - -#define FIRST_USER_ADDRESS 0 - -#define pte_ERROR(e) \ - printk("%s:%d: bad pte %p.\n", __FILE__, __LINE__, (void *) pte_val(e)) -#define pmd_ERROR(e) \ - printk("%s:%d: bad pmd %p.\n", __FILE__, __LINE__, (void *) pmd_val(e)) -#define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %p.\n", __FILE__, __LINE__, (void *) pgd_val(e)) - -#ifndef __ASSEMBLY__ -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long) high_memory + VMALLOC_OFFSET) \ - & ~(VMALLOC_OFFSET-1)) -#ifndef __s390x__ -# define VMALLOC_END (0x7fffffffL) -#else /* __s390x__ */ -# define VMALLOC_END (0x40000000000L) -#endif /* __s390x__ */ - - -/* - * A 31 bit pagetable entry of S390 has following format: - * | PFRA | | OS | - * 0 0IP0 - * 00000000001111111111222222222233 - * 01234567890123456789012345678901 - * - * I Page-Invalid Bit: Page is not available for address-translation - * P Page-Protection Bit: Store access not possible for page - * - * A 31 bit segmenttable entry of S390 has following format: - * | P-table origin | |PTL - * 0 IC - * 00000000001111111111222222222233 - * 01234567890123456789012345678901 - * - * I Segment-Invalid Bit: Segment is not available for address-translation - * C Common-Segment Bit: Segment is not private (PoP 3-30) - * PTL Page-Table-Length: Page-table length (PTL+1*16 entries -> up to 256) - * - * The 31 bit segmenttable origin of S390 has following format: - * - * |S-table origin | | STL | - * X **GPS - * 00000000001111111111222222222233 - * 01234567890123456789012345678901 - * - * X Space-Switch event: - * G Segment-Invalid Bit: * - * P Private-Space Bit: Segment is not private (PoP 3-30) - * S Storage-Alteration: - * STL Segment-Table-Length: Segment-table length (STL+1*16 entries -> up to 2048) - * - * A 64 bit pagetable entry of S390 has following format: - * | PFRA |0IP0| OS | - * 0000000000111111111122222222223333333333444444444455555555556666 - * 0123456789012345678901234567890123456789012345678901234567890123 - * - * I Page-Invalid Bit: Page is not available for address-translation - * P Page-Protection Bit: Store access not possible for page - * - * A 64 bit segmenttable entry of S390 has following format: - * | P-table origin | TT - * 0000000000111111111122222222223333333333444444444455555555556666 - * 0123456789012345678901234567890123456789012345678901234567890123 - * - * I Segment-Invalid Bit: Segment is not available for address-translation - * C Common-Segment Bit: Segment is not private (PoP 3-30) - * P Page-Protection Bit: Store access not possible for page - * TT Type 00 - * - * A 64 bit region table entry of S390 has following format: - * | S-table origin | TF TTTL - * 0000000000111111111122222222223333333333444444444455555555556666 - * 0123456789012345678901234567890123456789012345678901234567890123 - * - * I Segment-Invalid Bit: Segment is not available for address-translation - * TT Type 01 - * TF - * TL Table lenght - * - * The 64 bit regiontable origin of S390 has following format: - * | region table origon | DTTL - * 0000000000111111111122222222223333333333444444444455555555556666 - * 0123456789012345678901234567890123456789012345678901234567890123 - * - * X Space-Switch event: - * G Segment-Invalid Bit: - * P Private-Space Bit: - * S Storage-Alteration: - * R Real space - * TL Table-Length: - * - * A storage key has the following format: - * | ACC |F|R|C|0| - * 0 3 4 5 6 7 - * ACC: access key - * F : fetch protection bit - * R : referenced bit - * C : changed bit - */ - -/* Hardware bits in the page table entry */ -#define _PAGE_RO 0x200 /* HW read-only */ -#define _PAGE_INVALID 0x400 /* HW invalid */ - -/* Mask and four different kinds of invalid pages. */ -#define _PAGE_INVALID_MASK 0x601 -#define _PAGE_INVALID_EMPTY 0x400 -#define _PAGE_INVALID_NONE 0x401 -#define _PAGE_INVALID_SWAP 0x600 -#define _PAGE_INVALID_FILE 0x601 - -#ifndef __s390x__ - -/* Bits in the segment table entry */ -#define _PAGE_TABLE_LEN 0xf /* only full page-tables */ -#define _PAGE_TABLE_COM 0x10 /* common page-table */ -#define _PAGE_TABLE_INV 0x20 /* invalid page-table */ -#define _SEG_PRESENT 0x001 /* Software (overlap with PTL) */ - -/* Bits int the storage key */ -#define _PAGE_CHANGED 0x02 /* HW changed bit */ -#define _PAGE_REFERENCED 0x04 /* HW referenced bit */ - -#define _USER_SEG_TABLE_LEN 0x7f /* user-segment-table up to 2 GB */ -#define _KERNEL_SEG_TABLE_LEN 0x7f /* kernel-segment-table up to 2 GB */ - -/* - * User and Kernel pagetables are identical - */ -#define _PAGE_TABLE _PAGE_TABLE_LEN -#define _KERNPG_TABLE _PAGE_TABLE_LEN - -/* - * The Kernel segment-tables includes the User segment-table - */ - -#define _SEGMENT_TABLE (_USER_SEG_TABLE_LEN|0x80000000|0x100) -#define _KERNSEG_TABLE _KERNEL_SEG_TABLE_LEN - -#define USER_STD_MASK 0x00000080UL - -#else /* __s390x__ */ - -/* Bits in the segment table entry */ -#define _PMD_ENTRY_INV 0x20 /* invalid segment table entry */ -#define _PMD_ENTRY 0x00 - -/* Bits in the region third table entry */ -#define _PGD_ENTRY_INV 0x20 /* invalid region table entry */ -#define _PGD_ENTRY 0x07 - -/* - * User and kernel page directory - */ -#define _REGION_THIRD 0x4 -#define _REGION_THIRD_LEN 0x3 -#define _REGION_TABLE (_REGION_THIRD|_REGION_THIRD_LEN|0x40|0x100) -#define _KERN_REGION_TABLE (_REGION_THIRD|_REGION_THIRD_LEN) - -#define USER_STD_MASK 0x0000000000000080UL - -/* Bits in the storage key */ -#define _PAGE_CHANGED 0x02 /* HW changed bit */ -#define _PAGE_REFERENCED 0x04 /* HW referenced bit */ - -#endif /* __s390x__ */ - -/* - * No mapping available - */ -#define PAGE_NONE_SHARED __pgprot(_PAGE_INVALID_NONE) -#define PAGE_NONE_PRIVATE __pgprot(_PAGE_INVALID_NONE) -#define PAGE_RO_SHARED __pgprot(_PAGE_RO) -#define PAGE_RO_PRIVATE __pgprot(_PAGE_RO) -#define PAGE_COPY __pgprot(_PAGE_RO) -#define PAGE_SHARED __pgprot(0) -#define PAGE_KERNEL __pgprot(0) - -/* - * The S390 can't do page protection for execute, and considers that the - * same are read. Also, write permissions imply read permissions. This is - * the closest we can get.. - */ - /*xwr*/ -#define __P000 PAGE_NONE_PRIVATE -#define __P001 PAGE_RO_PRIVATE -#define __P010 PAGE_COPY -#define __P011 PAGE_COPY -#define __P100 PAGE_RO_PRIVATE -#define __P101 PAGE_RO_PRIVATE -#define __P110 PAGE_COPY -#define __P111 PAGE_COPY - -#define __S000 PAGE_NONE_SHARED -#define __S001 PAGE_RO_SHARED -#define __S010 PAGE_SHARED -#define __S011 PAGE_SHARED -#define __S100 PAGE_RO_SHARED -#define __S101 PAGE_RO_SHARED -#define __S110 PAGE_SHARED -#define __S111 PAGE_SHARED - -/* - * Certain architectures need to do special things when PTEs - * within a page table are directly modified. Thus, the following - * hook is made available. - */ -extern inline void set_pte(pte_t *pteptr, pte_t pteval) -{ - *pteptr = pteval; -} -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) - -/* - * pgd/pmd/pte query functions - */ -#ifndef __s390x__ - -extern inline int pgd_present(pgd_t pgd) { return 1; } -extern inline int pgd_none(pgd_t pgd) { return 0; } -extern inline int pgd_bad(pgd_t pgd) { return 0; } - -extern inline int pmd_present(pmd_t pmd) { return pmd_val(pmd) & _SEG_PRESENT; } -extern inline int pmd_none(pmd_t pmd) { return pmd_val(pmd) & _PAGE_TABLE_INV; } -extern inline int pmd_bad(pmd_t pmd) -{ - return (pmd_val(pmd) & (~PAGE_MASK & ~_PAGE_TABLE_INV)) != _PAGE_TABLE; -} - -#else /* __s390x__ */ - -extern inline int pgd_present(pgd_t pgd) -{ - return (pgd_val(pgd) & ~PAGE_MASK) == _PGD_ENTRY; -} - -extern inline int pgd_none(pgd_t pgd) -{ - return pgd_val(pgd) & _PGD_ENTRY_INV; -} - -extern inline int pgd_bad(pgd_t pgd) -{ - return (pgd_val(pgd) & (~PAGE_MASK & ~_PGD_ENTRY_INV)) != _PGD_ENTRY; -} - -extern inline int pmd_present(pmd_t pmd) -{ - return (pmd_val(pmd) & ~PAGE_MASK) == _PMD_ENTRY; -} - -extern inline int pmd_none(pmd_t pmd) -{ - return pmd_val(pmd) & _PMD_ENTRY_INV; -} - -extern inline int pmd_bad(pmd_t pmd) -{ - return (pmd_val(pmd) & (~PAGE_MASK & ~_PMD_ENTRY_INV)) != _PMD_ENTRY; -} - -#endif /* __s390x__ */ - -extern inline int pte_none(pte_t pte) -{ - return (pte_val(pte) & _PAGE_INVALID_MASK) == _PAGE_INVALID_EMPTY; -} - -extern inline int pte_present(pte_t pte) -{ - return !(pte_val(pte) & _PAGE_INVALID) || - (pte_val(pte) & _PAGE_INVALID_MASK) == _PAGE_INVALID_NONE; -} - -extern inline int pte_file(pte_t pte) -{ - return (pte_val(pte) & _PAGE_INVALID_MASK) == _PAGE_INVALID_FILE; -} - -#define pte_same(a,b) (pte_val(a) == pte_val(b)) - -/* - * query functions pte_write/pte_dirty/pte_young only work if - * pte_present() is true. Undefined behaviour if not.. - */ -extern inline int pte_write(pte_t pte) -{ - return (pte_val(pte) & _PAGE_RO) == 0; -} - -extern inline int pte_dirty(pte_t pte) -{ - /* A pte is neither clean nor dirty on s/390. The dirty bit - * is in the storage key. See page_test_and_clear_dirty for - * details. - */ - return 0; -} - -extern inline int pte_young(pte_t pte) -{ - /* A pte is neither young nor old on s/390. The young bit - * is in the storage key. See page_test_and_clear_young for - * details. - */ - return 0; -} - -extern inline int pte_read(pte_t pte) -{ - /* All pages are readable since we don't use the fetch - * protection bit in the storage key. - */ - return 1; -} - -/* - * pgd/pmd/pte modification functions - */ - -#ifndef __s390x__ - -extern inline void pgd_clear(pgd_t * pgdp) { } - -extern inline void pmd_clear(pmd_t * pmdp) -{ - pmd_val(pmdp[0]) = _PAGE_TABLE_INV; - pmd_val(pmdp[1]) = _PAGE_TABLE_INV; - pmd_val(pmdp[2]) = _PAGE_TABLE_INV; - pmd_val(pmdp[3]) = _PAGE_TABLE_INV; -} - -#else /* __s390x__ */ - -extern inline void pgd_clear(pgd_t * pgdp) -{ - pgd_val(*pgdp) = _PGD_ENTRY_INV | _PGD_ENTRY; -} - -extern inline void pmd_clear(pmd_t * pmdp) -{ - pmd_val(*pmdp) = _PMD_ENTRY_INV | _PMD_ENTRY; - pmd_val1(*pmdp) = _PMD_ENTRY_INV | _PMD_ENTRY; -} - -#endif /* __s390x__ */ - -extern inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) -{ - pte_val(*ptep) = _PAGE_INVALID_EMPTY; -} - -/* - * The following pte modification functions only work if - * pte_present() is true. Undefined behaviour if not.. - */ -extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot) -{ - pte_val(pte) &= PAGE_MASK; - pte_val(pte) |= pgprot_val(newprot); - return pte; -} - -extern inline pte_t pte_wrprotect(pte_t pte) -{ - /* Do not clobber _PAGE_INVALID_NONE pages! */ - if (!(pte_val(pte) & _PAGE_INVALID)) - pte_val(pte) |= _PAGE_RO; - return pte; -} - -extern inline pte_t pte_mkwrite(pte_t pte) -{ - pte_val(pte) &= ~_PAGE_RO; - return pte; -} - -extern inline pte_t pte_mkclean(pte_t pte) -{ - /* The only user of pte_mkclean is the fork() code. - We must *not* clear the *physical* page dirty bit - just because fork() wants to clear the dirty bit in - *one* of the page's mappings. So we just do nothing. */ - return pte; -} - -extern inline pte_t pte_mkdirty(pte_t pte) -{ - /* We do not explicitly set the dirty bit because the - * sske instruction is slow. It is faster to let the - * next instruction set the dirty bit. - */ - return pte; -} - -extern inline pte_t pte_mkold(pte_t pte) -{ - /* S/390 doesn't keep its dirty/referenced bit in the pte. - * There is no point in clearing the real referenced bit. - */ - return pte; -} - -extern inline pte_t pte_mkyoung(pte_t pte) -{ - /* S/390 doesn't keep its dirty/referenced bit in the pte. - * There is no point in setting the real referenced bit. - */ - return pte; -} - -static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) -{ - return 0; -} - -static inline int -ptep_clear_flush_young(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep) -{ - /* No need to flush TLB; bits are in storage key */ - return ptep_test_and_clear_young(vma, address, ptep); -} - -static inline int ptep_test_and_clear_dirty(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) -{ - return 0; -} - -static inline int -ptep_clear_flush_dirty(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep) -{ - /* No need to flush TLB; bits are in storage key */ - return ptep_test_and_clear_dirty(vma, address, ptep); -} - -static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) -{ - pte_t pte = *ptep; - pte_clear(mm, addr, ptep); - return pte; -} - -static inline pte_t -ptep_clear_flush(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep) -{ - pte_t pte = *ptep; -#ifndef __s390x__ - if (!(pte_val(pte) & _PAGE_INVALID)) { - /* S390 has 1mb segments, we are emulating 4MB segments */ - pte_t *pto = (pte_t *) (((unsigned long) ptep) & 0x7ffffc00); - __asm__ __volatile__ ("ipte %2,%3" - : "=m" (*ptep) : "m" (*ptep), - "a" (pto), "a" (address) ); - } -#else /* __s390x__ */ - if (!(pte_val(pte) & _PAGE_INVALID)) - __asm__ __volatile__ ("ipte %2,%3" - : "=m" (*ptep) : "m" (*ptep), - "a" (ptep), "a" (address) ); -#endif /* __s390x__ */ - pte_val(*ptep) = _PAGE_INVALID_EMPTY; - return pte; -} - -static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) -{ - pte_t old_pte = *ptep; - set_pte_at(mm, addr, ptep, pte_wrprotect(old_pte)); -} - -static inline void -ptep_establish(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep, - pte_t entry) -{ - ptep_clear_flush(vma, address, ptep); - set_pte(ptep, entry); -} - -#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ - ptep_establish(__vma, __address, __ptep, __entry) - -/* - * Test and clear dirty bit in storage key. - * We can't clear the changed bit atomically. This is a potential - * race against modification of the referenced bit. This function - * should therefore only be called if it is not mapped in any - * address space. - */ -#define page_test_and_clear_dirty(_page) \ -({ \ - struct page *__page = (_page); \ - unsigned long __physpage = __pa((__page-mem_map) << PAGE_SHIFT); \ - int __skey = page_get_storage_key(__physpage); \ - if (__skey & _PAGE_CHANGED) \ - page_set_storage_key(__physpage, __skey & ~_PAGE_CHANGED);\ - (__skey & _PAGE_CHANGED); \ -}) - -/* - * Test and clear referenced bit in storage key. - */ -#define page_test_and_clear_young(page) \ -({ \ - struct page *__page = (page); \ - unsigned long __physpage = __pa((__page-mem_map) << PAGE_SHIFT); \ - int __ccode; \ - asm volatile ("rrbe 0,%1\n\t" \ - "ipm %0\n\t" \ - "srl %0,28\n\t" \ - : "=d" (__ccode) : "a" (__physpage) : "cc" ); \ - (__ccode & 2); \ -}) - -/* - * Conversion functions: convert a page and protection to a page entry, - * and a page entry and page directory to the page they refer to. - */ -static inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot) -{ - pte_t __pte; - pte_val(__pte) = physpage + pgprot_val(pgprot); - return __pte; -} - -#define mk_pte(pg, pgprot) \ -({ \ - struct page *__page = (pg); \ - pgprot_t __pgprot = (pgprot); \ - unsigned long __physpage = __pa((__page-mem_map) << PAGE_SHIFT); \ - pte_t __pte = mk_pte_phys(__physpage, __pgprot); \ - __pte; \ -}) - -#define pfn_pte(pfn, pgprot) \ -({ \ - pgprot_t __pgprot = (pgprot); \ - unsigned long __physpage = __pa((pfn) << PAGE_SHIFT); \ - pte_t __pte = mk_pte_phys(__physpage, __pgprot); \ - __pte; \ -}) - -#define SetPageUptodate(_page) \ - do { \ - struct page *__page = (_page); \ - if (!test_and_set_bit(PG_uptodate, &__page->flags)) \ - page_test_and_clear_dirty(_page); \ - } while (0) - -#ifdef __s390x__ - -#define pfn_pmd(pfn, pgprot) \ -({ \ - pgprot_t __pgprot = (pgprot); \ - unsigned long __physpage = __pa((pfn) << PAGE_SHIFT); \ - pmd_t __pmd = __pmd(__physpage + pgprot_val(__pgprot)); \ - __pmd; \ -}) - -#endif /* __s390x__ */ - -#define pte_pfn(x) (pte_val(x) >> PAGE_SHIFT) -#define pte_page(x) pfn_to_page(pte_pfn(x)) - -#define pmd_page_kernel(pmd) (pmd_val(pmd) & PAGE_MASK) - -#define pmd_page(pmd) (mem_map+(pmd_val(pmd) >> PAGE_SHIFT)) - -#define pgd_page_kernel(pgd) (pgd_val(pgd) & PAGE_MASK) - -/* to find an entry in a page-table-directory */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) - -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -#ifndef __s390x__ - -/* Find an entry in the second-level page table.. */ -extern inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) -{ - return (pmd_t *) dir; -} - -#else /* __s390x__ */ - -/* Find an entry in the second-level page table.. */ -#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -#define pmd_offset(dir,addr) \ - ((pmd_t *) pgd_page_kernel(*(dir)) + pmd_index(addr)) - -#endif /* __s390x__ */ - -/* Find an entry in the third-level page table.. */ -#define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE-1)) -#define pte_offset_kernel(pmd, address) \ - ((pte_t *) pmd_page_kernel(*(pmd)) + pte_index(address)) -#define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address) -#define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address) -#define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) - -/* - * 31 bit swap entry format: - * A page-table entry has some bits we have to treat in a special way. - * Bits 0, 20 and bit 23 have to be zero, otherwise an specification - * exception will occur instead of a page translation exception. The - * specifiation exception has the bad habit not to store necessary - * information in the lowcore. - * Bit 21 and bit 22 are the page invalid bit and the page protection - * bit. We set both to indicate a swapped page. - * Bit 30 and 31 are used to distinguish the different page types. For - * a swapped page these bits need to be zero. - * This leaves the bits 1-19 and bits 24-29 to store type and offset. - * We use the 5 bits from 25-29 for the type and the 20 bits from 1-19 - * plus 24 for the offset. - * 0| offset |0110|o|type |00| - * 0 0000000001111111111 2222 2 22222 33 - * 0 1234567890123456789 0123 4 56789 01 - * - * 64 bit swap entry format: - * A page-table entry has some bits we have to treat in a special way. - * Bits 52 and bit 55 have to be zero, otherwise an specification - * exception will occur instead of a page translation exception. The - * specifiation exception has the bad habit not to store necessary - * information in the lowcore. - * Bit 53 and bit 54 are the page invalid bit and the page protection - * bit. We set both to indicate a swapped page. - * Bit 62 and 63 are used to distinguish the different page types. For - * a swapped page these bits need to be zero. - * This leaves the bits 0-51 and bits 56-61 to store type and offset. - * We use the 5 bits from 57-61 for the type and the 53 bits from 0-51 - * plus 56 for the offset. - * | offset |0110|o|type |00| - * 0000000000111111111122222222223333333333444444444455 5555 5 55566 66 - * 0123456789012345678901234567890123456789012345678901 2345 6 78901 23 - */ -#ifndef __s390x__ -#define __SWP_OFFSET_MASK (~0UL >> 12) -#else -#define __SWP_OFFSET_MASK (~0UL >> 11) -#endif -extern inline pte_t mk_swap_pte(unsigned long type, unsigned long offset) -{ - pte_t pte; - offset &= __SWP_OFFSET_MASK; - pte_val(pte) = _PAGE_INVALID_SWAP | ((type & 0x1f) << 2) | - ((offset & 1UL) << 7) | ((offset & ~1UL) << 11); - return pte; -} - -#define __swp_type(entry) (((entry).val >> 2) & 0x1f) -#define __swp_offset(entry) (((entry).val >> 11) | (((entry).val >> 7) & 1)) -#define __swp_entry(type,offset) ((swp_entry_t) { pte_val(mk_swap_pte((type),(offset))) }) - -#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) -#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) - -#ifndef __s390x__ -# define PTE_FILE_MAX_BITS 26 -#else /* __s390x__ */ -# define PTE_FILE_MAX_BITS 59 -#endif /* __s390x__ */ - -#define pte_to_pgoff(__pte) \ - ((((__pte).pte >> 12) << 7) + (((__pte).pte >> 1) & 0x7f)) - -#define pgoff_to_pte(__off) \ - ((pte_t) { ((((__off) & 0x7f) << 1) + (((__off) >> 7) << 12)) \ - | _PAGE_INVALID_FILE }) - -#endif /* !__ASSEMBLY__ */ - -#define kern_addr_valid(addr) (1) - -/* - * No page table caches to initialise - */ -#define pgtable_cache_init() do { } while (0) - -#define __HAVE_ARCH_PTEP_ESTABLISH -#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS -#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG -#define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH -#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY -#define __HAVE_ARCH_PTEP_CLEAR_DIRTY_FLUSH -#define __HAVE_ARCH_PTEP_GET_AND_CLEAR -#define __HAVE_ARCH_PTEP_CLEAR_FLUSH -#define __HAVE_ARCH_PTEP_SET_WRPROTECT -#define __HAVE_ARCH_PTE_SAME -#define __HAVE_ARCH_PAGE_TEST_AND_CLEAR_DIRTY -#define __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG -#include <asm-generic/pgtable.h> - -#endif /* _S390_PAGE_H */ - diff --git a/include/asm-s390/poll.h b/include/asm-s390/poll.h deleted file mode 100644 index e90a5ca4206..00000000000 --- a/include/asm-s390/poll.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * include/asm-s390/poll.h - * - * S390 version - * - * Derived from "include/asm-i386/poll.h" - */ - -#ifndef __S390_POLL_H -#define __S390_POLL_H - -/* These are specified by iBCS2 */ -#define POLLIN 0x0001 -#define POLLPRI 0x0002 -#define POLLOUT 0x0004 -#define POLLERR 0x0008 -#define POLLHUP 0x0010 -#define POLLNVAL 0x0020 - -/* The rest seem to be more-or-less nonstandard. Check them! */ -#define POLLRDNORM 0x0040 -#define POLLRDBAND 0x0080 -#define POLLWRNORM 0x0100 -#define POLLWRBAND 0x0200 -#define POLLMSG 0x0400 -#define POLLREMOVE 0x1000 - -struct pollfd { - int fd; - short events; - short revents; -}; - -#endif diff --git a/include/asm-s390/posix_types.h b/include/asm-s390/posix_types.h deleted file mode 100644 index 61788de3c0c..00000000000 --- a/include/asm-s390/posix_types.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * include/asm-s390/posix_types.h - * - * S390 version - * - * Derived from "include/asm-i386/posix_types.h" - */ - -#ifndef __ARCH_S390_POSIX_TYPES_H -#define __ARCH_S390_POSIX_TYPES_H - -/* - * This file is generally used by user-level software, so you need to - * be a little careful about namespace pollution etc. Also, we cannot - * assume GCC is being used. - */ - -typedef long __kernel_off_t; -typedef int __kernel_pid_t; -typedef unsigned long __kernel_size_t; -typedef long __kernel_time_t; -typedef long __kernel_suseconds_t; -typedef long __kernel_clock_t; -typedef int __kernel_timer_t; -typedef int __kernel_clockid_t; -typedef int __kernel_daddr_t; -typedef char * __kernel_caddr_t; -typedef unsigned short __kernel_uid16_t; -typedef unsigned short __kernel_gid16_t; - -#ifdef __GNUC__ -typedef long long __kernel_loff_t; -#endif - -#ifndef __s390x__ - -typedef unsigned long __kernel_ino_t; -typedef unsigned short __kernel_mode_t; -typedef unsigned short __kernel_nlink_t; -typedef unsigned short __kernel_ipc_pid_t; -typedef unsigned short __kernel_uid_t; -typedef unsigned short __kernel_gid_t; -typedef int __kernel_ssize_t; -typedef int __kernel_ptrdiff_t; -typedef unsigned int __kernel_uid32_t; -typedef unsigned int __kernel_gid32_t; -typedef unsigned short __kernel_old_uid_t; -typedef unsigned short __kernel_old_gid_t; -typedef unsigned short __kernel_old_dev_t; - -#else /* __s390x__ */ - -typedef unsigned int __kernel_ino_t; -typedef unsigned int __kernel_mode_t; -typedef unsigned int __kernel_nlink_t; -typedef int __kernel_ipc_pid_t; -typedef unsigned int __kernel_uid_t; -typedef unsigned int __kernel_gid_t; -typedef long __kernel_ssize_t; -typedef long __kernel_ptrdiff_t; -typedef unsigned long __kernel_sigset_t; /* at least 32 bits */ -typedef __kernel_uid_t __kernel_old_uid_t; -typedef __kernel_gid_t __kernel_old_gid_t; -typedef __kernel_uid_t __kernel_uid32_t; -typedef __kernel_gid_t __kernel_gid32_t; -typedef unsigned short __kernel_old_dev_t; - -#endif /* __s390x__ */ - -typedef struct { -#if defined(__KERNEL__) || defined(__USE_ALL) - int val[2]; -#else /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ - int __val[2]; -#endif /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ -} __kernel_fsid_t; - - -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) - -#ifndef _S390_BITOPS_H -#include <asm/bitops.h> -#endif - -#undef __FD_SET -#define __FD_SET(fd,fdsetp) set_bit((fd),(fdsetp)->fds_bits) - -#undef __FD_CLR -#define __FD_CLR(fd,fdsetp) clear_bit((fd),(fdsetp)->fds_bits) - -#undef __FD_ISSET -#define __FD_ISSET(fd,fdsetp) test_bit((fd),(fdsetp)->fds_bits) - -#undef __FD_ZERO -#define __FD_ZERO(fdsetp) (memset ((fdsetp), 0, sizeof(*(fd_set *)(fdsetp)))) - -#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)*/ - -#endif diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h deleted file mode 100644 index 4ec652ebb3b..00000000000 --- a/include/asm-s390/processor.h +++ /dev/null @@ -1,344 +0,0 @@ -/* - * include/asm-s390/processor.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/processor.h" - * Copyright (C) 1994, Linus Torvalds - */ - -#ifndef __ASM_S390_PROCESSOR_H -#define __ASM_S390_PROCESSOR_H - -#include <asm/page.h> -#include <asm/ptrace.h> - -#ifdef __KERNEL__ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("basr %0,0":"=a"(pc)); pc; }) - -/* - * CPU type and hardware bug flags. Kept separately for each CPU. - * Members of this structure are referenced in head.S, so think twice - * before touching them. [mj] - */ - -typedef struct -{ - unsigned int version : 8; - unsigned int ident : 24; - unsigned int machine : 16; - unsigned int unused : 16; -} __attribute__ ((packed)) cpuid_t; - -struct cpuinfo_S390 -{ - cpuid_t cpu_id; - __u16 cpu_addr; - __u16 cpu_nr; - unsigned long loops_per_jiffy; - unsigned long *pgd_quick; -#ifdef __s390x__ - unsigned long *pmd_quick; -#endif /* __s390x__ */ - unsigned long *pte_quick; - unsigned long pgtable_cache_sz; -}; - -extern void print_cpu_info(struct cpuinfo_S390 *); - -/* Lazy FPU handling on uni-processor */ -extern struct task_struct *last_task_used_math; - -/* - * User space process size: 2GB for 31 bit, 4TB for 64 bit. - */ -#ifndef __s390x__ - -# define TASK_SIZE (0x80000000UL) -# define TASK_UNMAPPED_BASE (TASK_SIZE / 2) -# define DEFAULT_TASK_SIZE (0x80000000UL) - -#else /* __s390x__ */ - -# define TASK_SIZE (test_thread_flag(TIF_31BIT) ? \ - (0x80000000UL) : (0x40000000000UL)) -# define TASK_UNMAPPED_BASE (TASK_SIZE / 2) -# define DEFAULT_TASK_SIZE (0x40000000000UL) - -#endif /* __s390x__ */ - -#define HAVE_ARCH_PICK_MMAP_LAYOUT - -typedef struct { - __u32 ar4; -} mm_segment_t; - -/* - * Thread structure - */ -struct thread_struct { - s390_fp_regs fp_regs; - unsigned int acrs[NUM_ACRS]; - unsigned long ksp; /* kernel stack pointer */ - unsigned long user_seg; /* HSTD */ - mm_segment_t mm_segment; - unsigned long prot_addr; /* address of protection-excep. */ - unsigned int error_code; /* error-code of last prog-excep. */ - unsigned int trap_no; - per_struct per_info; - /* Used to give failing instruction back to user for ieee exceptions */ - unsigned long ieee_instruction_pointer; - /* pfault_wait is used to block the process on a pfault event */ - unsigned long pfault_wait; -}; - -typedef struct thread_struct thread_struct; - -/* - * Stack layout of a C stack frame. - */ -#ifndef __PACK_STACK -struct stack_frame { - unsigned long back_chain; - unsigned long empty1[5]; - unsigned long gprs[10]; - unsigned int empty2[8]; -}; -#else -struct stack_frame { - unsigned long empty1[5]; - unsigned int empty2[8]; - unsigned long gprs[10]; - unsigned long back_chain; -}; -#endif - -#define ARCH_MIN_TASKALIGN 8 - -#ifndef __s390x__ -# define __SWAPPER_PG_DIR __pa(&swapper_pg_dir[0]) + _SEGMENT_TABLE -#else /* __s390x__ */ -# define __SWAPPER_PG_DIR __pa(&swapper_pg_dir[0]) + _REGION_TABLE -#endif /* __s390x__ */ - -#define INIT_THREAD {{0,{{0},{0},{0},{0},{0},{0},{0},{0},{0},{0}, \ - {0},{0},{0},{0},{0},{0}}}, \ - {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \ - sizeof(init_stack) + (unsigned long) &init_stack, \ - __SWAPPER_PG_DIR, \ - {0}, \ - 0,0,0, \ - (per_struct) {{{{0,}}},0,0,0,0,{{0,}}}, \ - 0, 0 \ -} - -/* - * Do necessary setup to start up a new thread. - */ -#ifndef __s390x__ - -#define start_thread(regs, new_psw, new_stackp) do { \ - regs->psw.mask = PSW_USER_BITS; \ - regs->psw.addr = new_psw | PSW_ADDR_AMODE; \ - regs->gprs[15] = new_stackp ; \ -} while (0) - -#else /* __s390x__ */ - -#define start_thread(regs, new_psw, new_stackp) do { \ - regs->psw.mask = PSW_USER_BITS; \ - regs->psw.addr = new_psw; \ - regs->gprs[15] = new_stackp; \ -} while (0) - -#define start_thread31(regs, new_psw, new_stackp) do { \ - regs->psw.mask = PSW_USER32_BITS; \ - regs->psw.addr = new_psw; \ - regs->gprs[15] = new_stackp; \ -} while (0) - -#endif /* __s390x__ */ - -/* Forward declaration, a strange C thing */ -struct task_struct; -struct mm_struct; - -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); -extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); - -/* Prepare to copy thread state - unlazy all lazy status */ -#define prepare_to_copy(tsk) do { } while (0) - -/* - * Return saved PC of a blocked thread. - */ -extern unsigned long thread_saved_pc(struct task_struct *t); - -/* - * Print register of task into buffer. Used in fs/proc/array.c. - */ -extern char *task_show_regs(struct task_struct *task, char *buffer); - -extern void show_registers(struct pt_regs *regs); -extern void show_trace(struct task_struct *task, unsigned long *sp); - -unsigned long get_wchan(struct task_struct *p); -#define __KSTK_PTREGS(tsk) ((struct pt_regs *) \ - ((unsigned long) tsk->thread_info + THREAD_SIZE - sizeof(struct pt_regs))) -#define KSTK_EIP(tsk) (__KSTK_PTREGS(tsk)->psw.addr) -#define KSTK_ESP(tsk) (__KSTK_PTREGS(tsk)->gprs[15]) - -/* - * Give up the time slice of the virtual PU. - */ -#ifndef __s390x__ -# define cpu_relax() asm volatile ("diag 0,0,68" : : : "memory") -#else /* __s390x__ */ -# define cpu_relax() \ - do { \ - if (MACHINE_HAS_DIAG44) \ - asm volatile ("diag 0,0,68" : : : "memory"); \ - } while (0) -#endif /* __s390x__ */ - -/* - * Set PSW to specified value. - */ -static inline void __load_psw(psw_t psw) -{ -#ifndef __s390x__ - asm volatile ("lpsw 0(%0)" : : "a" (&psw), "m" (psw) : "cc" ); -#else - asm volatile ("lpswe 0(%0)" : : "a" (&psw), "m" (psw) : "cc" ); -#endif -} - -/* - * Set PSW mask to specified value, while leaving the - * PSW addr pointing to the next instruction. - */ - -static inline void __load_psw_mask (unsigned long mask) -{ - unsigned long addr; - psw_t psw; - - psw.mask = mask; - -#ifndef __s390x__ - asm volatile ( - " basr %0,0\n" - "0: ahi %0,1f-0b\n" - " st %0,4(%1)\n" - " lpsw 0(%1)\n" - "1:" - : "=&d" (addr) : "a" (&psw), "m" (psw) : "memory", "cc" ); -#else /* __s390x__ */ - asm volatile ( - " larl %0,1f\n" - " stg %0,8(%1)\n" - " lpswe 0(%1)\n" - "1:" - : "=&d" (addr) : "a" (&psw), "m" (psw) : "memory", "cc" ); -#endif /* __s390x__ */ -} - -/* - * Function to stop a processor until an interruption occurred - */ -static inline void enabled_wait(void) -{ - __load_psw_mask(PSW_BASE_BITS | PSW_MASK_IO | PSW_MASK_EXT | - PSW_MASK_MCHECK | PSW_MASK_WAIT | PSW_DEFAULT_KEY); -} - -/* - * Function to drop a processor into disabled wait state - */ - -static inline void disabled_wait(unsigned long code) -{ - unsigned long ctl_buf; - psw_t dw_psw; - - dw_psw.mask = PSW_BASE_BITS | PSW_MASK_WAIT; - dw_psw.addr = code; - /* - * Store status and then load disabled wait psw, - * the processor is dead afterwards - */ -#ifndef __s390x__ - asm volatile (" stctl 0,0,0(%2)\n" - " ni 0(%2),0xef\n" /* switch off protection */ - " lctl 0,0,0(%2)\n" - " stpt 0xd8\n" /* store timer */ - " stckc 0xe0\n" /* store clock comparator */ - " stpx 0x108\n" /* store prefix register */ - " stam 0,15,0x120\n" /* store access registers */ - " std 0,0x160\n" /* store f0 */ - " std 2,0x168\n" /* store f2 */ - " std 4,0x170\n" /* store f4 */ - " std 6,0x178\n" /* store f6 */ - " stm 0,15,0x180\n" /* store general registers */ - " stctl 0,15,0x1c0\n" /* store control registers */ - " oi 0x1c0,0x10\n" /* fake protection bit */ - " lpsw 0(%1)" - : "=m" (ctl_buf) - : "a" (&dw_psw), "a" (&ctl_buf), "m" (dw_psw) : "cc" ); -#else /* __s390x__ */ - asm volatile (" stctg 0,0,0(%2)\n" - " ni 4(%2),0xef\n" /* switch off protection */ - " lctlg 0,0,0(%2)\n" - " lghi 1,0x1000\n" - " stpt 0x328(1)\n" /* store timer */ - " stckc 0x330(1)\n" /* store clock comparator */ - " stpx 0x318(1)\n" /* store prefix register */ - " stam 0,15,0x340(1)\n" /* store access registers */ - " stfpc 0x31c(1)\n" /* store fpu control */ - " std 0,0x200(1)\n" /* store f0 */ - " std 1,0x208(1)\n" /* store f1 */ - " std 2,0x210(1)\n" /* store f2 */ - " std 3,0x218(1)\n" /* store f3 */ - " std 4,0x220(1)\n" /* store f4 */ - " std 5,0x228(1)\n" /* store f5 */ - " std 6,0x230(1)\n" /* store f6 */ - " std 7,0x238(1)\n" /* store f7 */ - " std 8,0x240(1)\n" /* store f8 */ - " std 9,0x248(1)\n" /* store f9 */ - " std 10,0x250(1)\n" /* store f10 */ - " std 11,0x258(1)\n" /* store f11 */ - " std 12,0x260(1)\n" /* store f12 */ - " std 13,0x268(1)\n" /* store f13 */ - " std 14,0x270(1)\n" /* store f14 */ - " std 15,0x278(1)\n" /* store f15 */ - " stmg 0,15,0x280(1)\n" /* store general registers */ - " stctg 0,15,0x380(1)\n" /* store control registers */ - " oi 0x384(1),0x10\n" /* fake protection bit */ - " lpswe 0(%1)" - : "=m" (ctl_buf) - : "a" (&dw_psw), "a" (&ctl_buf), - "m" (dw_psw) : "cc", "0", "1"); -#endif /* __s390x__ */ -} - -/* - * CPU idle notifier chain. - */ -#define CPU_IDLE 0 -#define CPU_NOT_IDLE 1 - -struct notifier_block; -int register_idle_notifier(struct notifier_block *nb); -int unregister_idle_notifier(struct notifier_block *nb); - -#endif - -#endif /* __ASM_S390_PROCESSOR_H */ diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h deleted file mode 100644 index fc7c96edc69..00000000000 --- a/include/asm-s390/ptrace.h +++ /dev/null @@ -1,485 +0,0 @@ -/* - * include/asm-s390/ptrace.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com) - */ - -#ifndef _S390_PTRACE_H -#define _S390_PTRACE_H - -/* - * Offsets in the user_regs_struct. They are used for the ptrace - * system call and in entry.S - */ -#ifndef __s390x__ - -#define PT_PSWMASK 0x00 -#define PT_PSWADDR 0x04 -#define PT_GPR0 0x08 -#define PT_GPR1 0x0C -#define PT_GPR2 0x10 -#define PT_GPR3 0x14 -#define PT_GPR4 0x18 -#define PT_GPR5 0x1C -#define PT_GPR6 0x20 -#define PT_GPR7 0x24 -#define PT_GPR8 0x28 -#define PT_GPR9 0x2C -#define PT_GPR10 0x30 -#define PT_GPR11 0x34 -#define PT_GPR12 0x38 -#define PT_GPR13 0x3C -#define PT_GPR14 0x40 -#define PT_GPR15 0x44 -#define PT_ACR0 0x48 -#define PT_ACR1 0x4C -#define PT_ACR2 0x50 -#define PT_ACR3 0x54 -#define PT_ACR4 0x58 -#define PT_ACR5 0x5C -#define PT_ACR6 0x60 -#define PT_ACR7 0x64 -#define PT_ACR8 0x68 -#define PT_ACR9 0x6C -#define PT_ACR10 0x70 -#define PT_ACR11 0x74 -#define PT_ACR12 0x78 -#define PT_ACR13 0x7C -#define PT_ACR14 0x80 -#define PT_ACR15 0x84 -#define PT_ORIGGPR2 0x88 -#define PT_FPC 0x90 -/* - * A nasty fact of life that the ptrace api - * only supports passing of longs. - */ -#define PT_FPR0_HI 0x98 -#define PT_FPR0_LO 0x9C -#define PT_FPR1_HI 0xA0 -#define PT_FPR1_LO 0xA4 -#define PT_FPR2_HI 0xA8 -#define PT_FPR2_LO 0xAC -#define PT_FPR3_HI 0xB0 -#define PT_FPR3_LO 0xB4 -#define PT_FPR4_HI 0xB8 -#define PT_FPR4_LO 0xBC -#define PT_FPR5_HI 0xC0 -#define PT_FPR5_LO 0xC4 -#define PT_FPR6_HI 0xC8 -#define PT_FPR6_LO 0xCC -#define PT_FPR7_HI 0xD0 -#define PT_FPR7_LO 0xD4 -#define PT_FPR8_HI 0xD8 -#define PT_FPR8_LO 0XDC -#define PT_FPR9_HI 0xE0 -#define PT_FPR9_LO 0xE4 -#define PT_FPR10_HI 0xE8 -#define PT_FPR10_LO 0xEC -#define PT_FPR11_HI 0xF0 -#define PT_FPR11_LO 0xF4 -#define PT_FPR12_HI 0xF8 -#define PT_FPR12_LO 0xFC -#define PT_FPR13_HI 0x100 -#define PT_FPR13_LO 0x104 -#define PT_FPR14_HI 0x108 -#define PT_FPR14_LO 0x10C -#define PT_FPR15_HI 0x110 -#define PT_FPR15_LO 0x114 -#define PT_CR_9 0x118 -#define PT_CR_10 0x11C -#define PT_CR_11 0x120 -#define PT_IEEE_IP 0x13C -#define PT_LASTOFF PT_IEEE_IP -#define PT_ENDREGS 0x140-1 - -#define GPR_SIZE 4 -#define CR_SIZE 4 - -#define STACK_FRAME_OVERHEAD 96 /* size of minimum stack frame */ - -#else /* __s390x__ */ - -#define PT_PSWMASK 0x00 -#define PT_PSWADDR 0x08 -#define PT_GPR0 0x10 -#define PT_GPR1 0x18 -#define PT_GPR2 0x20 -#define PT_GPR3 0x28 -#define PT_GPR4 0x30 -#define PT_GPR5 0x38 -#define PT_GPR6 0x40 -#define PT_GPR7 0x48 -#define PT_GPR8 0x50 -#define PT_GPR9 0x58 -#define PT_GPR10 0x60 -#define PT_GPR11 0x68 -#define PT_GPR12 0x70 -#define PT_GPR13 0x78 -#define PT_GPR14 0x80 -#define PT_GPR15 0x88 -#define PT_ACR0 0x90 -#define PT_ACR1 0x94 -#define PT_ACR2 0x98 -#define PT_ACR3 0x9C -#define PT_ACR4 0xA0 -#define PT_ACR5 0xA4 -#define PT_ACR6 0xA8 -#define PT_ACR7 0xAC -#define PT_ACR8 0xB0 -#define PT_ACR9 0xB4 -#define PT_ACR10 0xB8 -#define PT_ACR11 0xBC -#define PT_ACR12 0xC0 -#define PT_ACR13 0xC4 -#define PT_ACR14 0xC8 -#define PT_ACR15 0xCC -#define PT_ORIGGPR2 0xD0 -#define PT_FPC 0xD8 -#define PT_FPR0 0xE0 -#define PT_FPR1 0xE8 -#define PT_FPR2 0xF0 -#define PT_FPR3 0xF8 -#define PT_FPR4 0x100 -#define PT_FPR5 0x108 -#define PT_FPR6 0x110 -#define PT_FPR7 0x118 -#define PT_FPR8 0x120 -#define PT_FPR9 0x128 -#define PT_FPR10 0x130 -#define PT_FPR11 0x138 -#define PT_FPR12 0x140 -#define PT_FPR13 0x148 -#define PT_FPR14 0x150 -#define PT_FPR15 0x158 -#define PT_CR_9 0x160 -#define PT_CR_10 0x168 -#define PT_CR_11 0x170 -#define PT_IEEE_IP 0x1A8 -#define PT_LASTOFF PT_IEEE_IP -#define PT_ENDREGS 0x1B0-1 - -#define GPR_SIZE 8 -#define CR_SIZE 8 - -#define STACK_FRAME_OVERHEAD 160 /* size of minimum stack frame */ - -#endif /* __s390x__ */ - -#define NUM_GPRS 16 -#define NUM_FPRS 16 -#define NUM_CRS 16 -#define NUM_ACRS 16 - -#define FPR_SIZE 8 -#define FPC_SIZE 4 -#define FPC_PAD_SIZE 4 /* gcc insists on aligning the fpregs */ -#define ACR_SIZE 4 - - -#define PTRACE_OLDSETOPTIONS 21 - -#ifndef __ASSEMBLY__ -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/types.h> -#include <asm/setup.h> -#include <asm/page.h> - -typedef union -{ - float f; - double d; - __u64 ui; - struct - { - __u32 hi; - __u32 lo; - } fp; -} freg_t; - -typedef struct -{ - __u32 fpc; - freg_t fprs[NUM_FPRS]; -} s390_fp_regs; - -#define FPC_EXCEPTION_MASK 0xF8000000 -#define FPC_FLAGS_MASK 0x00F80000 -#define FPC_DXC_MASK 0x0000FF00 -#define FPC_RM_MASK 0x00000003 -#define FPC_VALID_MASK 0xF8F8FF03 - -/* this typedef defines how a Program Status Word looks like */ -typedef struct -{ - unsigned long mask; - unsigned long addr; -} __attribute__ ((aligned(8))) psw_t; - -#ifndef __s390x__ - -#define PSW_MASK_PER 0x40000000UL -#define PSW_MASK_DAT 0x04000000UL -#define PSW_MASK_IO 0x02000000UL -#define PSW_MASK_EXT 0x01000000UL -#define PSW_MASK_KEY 0x00F00000UL -#define PSW_MASK_MCHECK 0x00040000UL -#define PSW_MASK_WAIT 0x00020000UL -#define PSW_MASK_PSTATE 0x00010000UL -#define PSW_MASK_ASC 0x0000C000UL -#define PSW_MASK_CC 0x00003000UL -#define PSW_MASK_PM 0x00000F00UL - -#define PSW_ADDR_AMODE 0x80000000UL -#define PSW_ADDR_INSN 0x7FFFFFFFUL - -#define PSW_BASE_BITS 0x00080000UL -#define PSW_DEFAULT_KEY (((unsigned long) PAGE_DEFAULT_ACC) << 20) - -#define PSW_ASC_PRIMARY 0x00000000UL -#define PSW_ASC_ACCREG 0x00004000UL -#define PSW_ASC_SECONDARY 0x00008000UL -#define PSW_ASC_HOME 0x0000C000UL - -#else /* __s390x__ */ - -#define PSW_MASK_PER 0x4000000000000000UL -#define PSW_MASK_DAT 0x0400000000000000UL -#define PSW_MASK_IO 0x0200000000000000UL -#define PSW_MASK_EXT 0x0100000000000000UL -#define PSW_MASK_KEY 0x00F0000000000000UL -#define PSW_MASK_MCHECK 0x0004000000000000UL -#define PSW_MASK_WAIT 0x0002000000000000UL -#define PSW_MASK_PSTATE 0x0001000000000000UL -#define PSW_MASK_ASC 0x0000C00000000000UL -#define PSW_MASK_CC 0x0000300000000000UL -#define PSW_MASK_PM 0x00000F0000000000UL - -#define PSW_ADDR_AMODE 0x0000000000000000UL -#define PSW_ADDR_INSN 0xFFFFFFFFFFFFFFFFUL - -#define PSW_BASE_BITS 0x0000000180000000UL -#define PSW_BASE32_BITS 0x0000000080000000UL -#define PSW_DEFAULT_KEY (((unsigned long) PAGE_DEFAULT_ACC) << 52) - -#define PSW_ASC_PRIMARY 0x0000000000000000UL -#define PSW_ASC_ACCREG 0x0000400000000000UL -#define PSW_ASC_SECONDARY 0x0000800000000000UL -#define PSW_ASC_HOME 0x0000C00000000000UL - -#define PSW_USER32_BITS (PSW_BASE32_BITS | PSW_MASK_DAT | PSW_ASC_HOME | \ - PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK | \ - PSW_MASK_PSTATE | PSW_DEFAULT_KEY) - -#endif /* __s390x__ */ - -#define PSW_KERNEL_BITS (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_PRIMARY | \ - PSW_MASK_MCHECK | PSW_DEFAULT_KEY) -#define PSW_USER_BITS (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_HOME | \ - PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK | \ - PSW_MASK_PSTATE | PSW_DEFAULT_KEY) - -/* This macro merges a NEW PSW mask specified by the user into - the currently active PSW mask CURRENT, modifying only those - bits in CURRENT that the user may be allowed to change: this - is the condition code and the program mask bits. */ -#define PSW_MASK_MERGE(CURRENT,NEW) \ - (((CURRENT) & ~(PSW_MASK_CC|PSW_MASK_PM)) | \ - ((NEW) & (PSW_MASK_CC|PSW_MASK_PM))) - -/* - * The s390_regs structure is used to define the elf_gregset_t. - */ -typedef struct -{ - psw_t psw; - unsigned long gprs[NUM_GPRS]; - unsigned int acrs[NUM_ACRS]; - unsigned long orig_gpr2; -} s390_regs; - -#ifdef __KERNEL__ -/* - * The pt_regs struct defines the way the registers are stored on - * the stack during a system call. - */ -struct pt_regs -{ - unsigned long args[1]; - psw_t psw; - unsigned long gprs[NUM_GPRS]; - unsigned long orig_gpr2; - unsigned short ilc; - unsigned short trap; -}; -#endif - -/* - * Now for the program event recording (trace) definitions. - */ -typedef struct -{ - unsigned long cr[3]; -} per_cr_words; - -#define PER_EM_MASK 0xE8000000UL - -typedef struct -{ -#ifdef __s390x__ - unsigned : 32; -#endif /* __s390x__ */ - unsigned em_branching : 1; - unsigned em_instruction_fetch : 1; - /* - * Switching on storage alteration automatically fixes - * the storage alteration event bit in the users std. - */ - unsigned em_storage_alteration : 1; - unsigned em_gpr_alt_unused : 1; - unsigned em_store_real_address : 1; - unsigned : 3; - unsigned branch_addr_ctl : 1; - unsigned : 1; - unsigned storage_alt_space_ctl : 1; - unsigned : 21; - unsigned long starting_addr; - unsigned long ending_addr; -} per_cr_bits; - -typedef struct -{ - unsigned short perc_atmid; - unsigned long address; - unsigned char access_id; -} per_lowcore_words; - -typedef struct -{ - unsigned perc_branching : 1; - unsigned perc_instruction_fetch : 1; - unsigned perc_storage_alteration : 1; - unsigned perc_gpr_alt_unused : 1; - unsigned perc_store_real_address : 1; - unsigned : 3; - unsigned atmid_psw_bit_31 : 1; - unsigned atmid_validity_bit : 1; - unsigned atmid_psw_bit_32 : 1; - unsigned atmid_psw_bit_5 : 1; - unsigned atmid_psw_bit_16 : 1; - unsigned atmid_psw_bit_17 : 1; - unsigned si : 2; - unsigned long address; - unsigned : 4; - unsigned access_id : 4; -} per_lowcore_bits; - -typedef struct -{ - union { - per_cr_words words; - per_cr_bits bits; - } control_regs; - /* - * Use these flags instead of setting em_instruction_fetch - * directly they are used so that single stepping can be - * switched on & off while not affecting other tracing - */ - unsigned single_step : 1; - unsigned instruction_fetch : 1; - unsigned : 30; - /* - * These addresses are copied into cr10 & cr11 if single - * stepping is switched off - */ - unsigned long starting_addr; - unsigned long ending_addr; - union { - per_lowcore_words words; - per_lowcore_bits bits; - } lowcore; -} per_struct; - -typedef struct -{ - unsigned int len; - unsigned long kernel_addr; - unsigned long process_addr; -} ptrace_area; - -/* - * S/390 specific non posix ptrace requests. I chose unusual values so - * they are unlikely to clash with future ptrace definitions. - */ -#define PTRACE_PEEKUSR_AREA 0x5000 -#define PTRACE_POKEUSR_AREA 0x5001 -#define PTRACE_PEEKTEXT_AREA 0x5002 -#define PTRACE_PEEKDATA_AREA 0x5003 -#define PTRACE_POKETEXT_AREA 0x5004 -#define PTRACE_POKEDATA_AREA 0x5005 - -/* - * PT_PROT definition is loosely based on hppa bsd definition in - * gdb/hppab-nat.c - */ -#define PTRACE_PROT 21 - -typedef enum -{ - ptprot_set_access_watchpoint, - ptprot_set_write_watchpoint, - ptprot_disable_watchpoint -} ptprot_flags; - -typedef struct -{ - unsigned long lowaddr; - unsigned long hiaddr; - ptprot_flags prot; -} ptprot_area; - -/* Sequence of bytes for breakpoint illegal instruction. */ -#define S390_BREAKPOINT {0x0,0x1} -#define S390_BREAKPOINT_U16 ((__u16)0x0001) -#define S390_SYSCALL_OPCODE ((__u16)0x0a00) -#define S390_SYSCALL_SIZE 2 - -/* - * The user_regs_struct defines the way the user registers are - * store on the stack for signal handling. - */ -struct user_regs_struct -{ - psw_t psw; - unsigned long gprs[NUM_GPRS]; - unsigned int acrs[NUM_ACRS]; - unsigned long orig_gpr2; - s390_fp_regs fp_regs; - /* - * These per registers are in here so that gdb can modify them - * itself as there is no "official" ptrace interface for hardware - * watchpoints. This is the way intel does it. - */ - per_struct per_info; - unsigned long ieee_instruction_pointer; - /* Used to give failing instruction back to user for ieee exceptions */ -}; - -#ifdef __KERNEL__ -#define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0) -#define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN) -#define profile_pc(regs) instruction_pointer(regs) -extern void show_regs(struct pt_regs * regs); -#endif - -static inline void -psw_set_key(unsigned int key) -{ - asm volatile ( "spka 0(%0)" : : "d" (key) ); -} - -#endif /* __ASSEMBLY__ */ - -#endif /* _S390_PTRACE_H */ diff --git a/include/asm-s390/qdio.h b/include/asm-s390/qdio.h deleted file mode 100644 index 0ddf0a8ef8d..00000000000 --- a/include/asm-s390/qdio.h +++ /dev/null @@ -1,401 +0,0 @@ -/* - * linux/include/asm/qdio.h - * - * Linux for S/390 QDIO base support, Hipersocket base support - * version 2 - * - * Copyright 2000,2002 IBM Corporation - * Author(s): Utz Bacher <utz.bacher@de.ibm.com> - * - */ -#ifndef __QDIO_H__ -#define __QDIO_H__ - -#define VERSION_QDIO_H "$Revision: 1.57 $" - -/* note, that most of the typedef's are from ingo. */ - -#include <linux/interrupt.h> -#include <asm/cio.h> -#include <asm/ccwdev.h> - -#define QDIO_NAME "qdio " - -#ifndef __s390x__ -#define QDIO_32_BIT -#endif /* __s390x__ */ - -/**** CONSTANTS, that are relied on without using these symbols *****/ -#define QDIO_MAX_QUEUES_PER_IRQ 32 /* used in width of unsigned int */ -/************************ END of CONSTANTS **************************/ -#define QDIO_MAX_BUFFERS_PER_Q 128 /* must be a power of 2 (%x=&(x-1)*/ -#define QDIO_BUF_ORDER 7 /* 2**this == number of pages used for sbals in 1 q */ -#define QDIO_MAX_ELEMENTS_PER_BUFFER 16 -#define SBAL_SIZE 256 - -#define QDIO_QETH_QFMT 0 -#define QDIO_ZFCP_QFMT 1 -#define QDIO_IQDIO_QFMT 2 - -struct qdio_buffer_element{ - unsigned int flags; - unsigned int length; -#ifdef QDIO_32_BIT - void *reserved; -#endif /* QDIO_32_BIT */ - void *addr; -} __attribute__ ((packed,aligned(16))); - -struct qdio_buffer{ - volatile struct qdio_buffer_element element[16]; -} __attribute__ ((packed,aligned(256))); - - -/* params are: ccw_device, status, qdio_error, siga_error, - queue_number, first element processed, number of elements processed, - int_parm */ -typedef void qdio_handler_t(struct ccw_device *,unsigned int,unsigned int, - unsigned int,unsigned int,int,int,unsigned long); - - -#define QDIO_STATUS_INBOUND_INT 0x01 -#define QDIO_STATUS_OUTBOUND_INT 0x02 -#define QDIO_STATUS_LOOK_FOR_ERROR 0x04 -#define QDIO_STATUS_MORE_THAN_ONE_QDIO_ERROR 0x08 -#define QDIO_STATUS_MORE_THAN_ONE_SIGA_ERROR 0x10 -#define QDIO_STATUS_ACTIVATE_CHECK_CONDITION 0x20 - -#define QDIO_SIGA_ERROR_ACCESS_EXCEPTION 0x10 -#define QDIO_SIGA_ERROR_B_BIT_SET 0x20 - -/* for qdio_initialize */ -#define QDIO_INBOUND_0COPY_SBALS 0x01 -#define QDIO_OUTBOUND_0COPY_SBALS 0x02 -#define QDIO_USE_OUTBOUND_PCIS 0x04 - -/* for qdio_cleanup */ -#define QDIO_FLAG_CLEANUP_USING_CLEAR 0x01 -#define QDIO_FLAG_CLEANUP_USING_HALT 0x02 - -struct qdio_initialize { - struct ccw_device *cdev; - unsigned char q_format; - unsigned char adapter_name[8]; - unsigned int qib_param_field_format; /*adapter dependent*/ - /* pointer to 128 bytes or NULL, if no param field */ - unsigned char *qib_param_field; /* adapter dependent */ - /* pointer to no_queues*128 words of data or NULL */ - unsigned long *input_slib_elements; - unsigned long *output_slib_elements; - unsigned int min_input_threshold; - unsigned int max_input_threshold; - unsigned int min_output_threshold; - unsigned int max_output_threshold; - unsigned int no_input_qs; - unsigned int no_output_qs; - qdio_handler_t *input_handler; - qdio_handler_t *output_handler; - unsigned long int_parm; - unsigned long flags; - void **input_sbal_addr_array; /* addr of n*128 void ptrs */ - void **output_sbal_addr_array; /* addr of n*128 void ptrs */ -}; - -extern int qdio_initialize(struct qdio_initialize *init_data); -extern int qdio_allocate(struct qdio_initialize *init_data); -extern int qdio_establish(struct qdio_initialize *init_data); - -extern int qdio_activate(struct ccw_device *,int flags); - -#define QDIO_STATE_MUST_USE_OUTB_PCI 0x00000001 -#define QDIO_STATE_INACTIVE 0x00000002 /* after qdio_cleanup */ -#define QDIO_STATE_ESTABLISHED 0x00000004 /* after qdio_initialize */ -#define QDIO_STATE_ACTIVE 0x00000008 /* after qdio_activate */ -#define QDIO_STATE_STOPPED 0x00000010 /* after queues went down */ -extern unsigned long qdio_get_status(int irq); - - -#define QDIO_FLAG_SYNC_INPUT 0x01 -#define QDIO_FLAG_SYNC_OUTPUT 0x02 -#define QDIO_FLAG_UNDER_INTERRUPT 0x04 -#define QDIO_FLAG_NO_INPUT_INTERRUPT_CONTEXT 0x08 /* no effect on - adapter interrupts */ -#define QDIO_FLAG_DONT_SIGA 0x10 - -extern int do_QDIO(struct ccw_device*, unsigned int flags, - unsigned int queue_number, - unsigned int qidx,unsigned int count, - struct qdio_buffer *buffers); - -extern int qdio_synchronize(struct ccw_device*, unsigned int flags, - unsigned int queue_number); - -extern int qdio_cleanup(struct ccw_device*, int how); -extern int qdio_shutdown(struct ccw_device*, int how); -extern int qdio_free(struct ccw_device*); - -unsigned char qdio_get_slsb_state(struct ccw_device*, unsigned int flag, - unsigned int queue_number, - unsigned int qidx); - -extern void qdio_init_scrubber(void); - -struct qdesfmt0 { -#ifdef QDIO_32_BIT - unsigned long res1; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long sliba; /* storage-list-information-block - address */ -#ifdef QDIO_32_BIT - unsigned long res2; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long sla; /* storage-list address */ -#ifdef QDIO_32_BIT - unsigned long res3; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long slsba; /* storage-list-state-block address */ - unsigned int res4; /* reserved */ - unsigned int akey : 4; /* access key for DLIB */ - unsigned int bkey : 4; /* access key for SL */ - unsigned int ckey : 4; /* access key for SBALs */ - unsigned int dkey : 4; /* access key for SLSB */ - unsigned int res5 : 16; /* reserved */ -} __attribute__ ((packed)); - -/* - * Queue-Description record (QDR) - */ -struct qdr { - unsigned int qfmt : 8; /* queue format */ - unsigned int pfmt : 8; /* impl. dep. parameter format */ - unsigned int res1 : 8; /* reserved */ - unsigned int ac : 8; /* adapter characteristics */ - unsigned int res2 : 8; /* reserved */ - unsigned int iqdcnt : 8; /* input-queue-descriptor count */ - unsigned int res3 : 8; /* reserved */ - unsigned int oqdcnt : 8; /* output-queue-descriptor count */ - unsigned int res4 : 8; /* reserved */ - unsigned int iqdsz : 8; /* input-queue-descriptor size */ - unsigned int res5 : 8; /* reserved */ - unsigned int oqdsz : 8; /* output-queue-descriptor size */ - unsigned int res6[9]; /* reserved */ -#ifdef QDIO_32_BIT - unsigned long res7; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long qiba; /* queue-information-block address */ - unsigned int res8; /* reserved */ - unsigned int qkey : 4; /* queue-informatio-block key */ - unsigned int res9 : 28; /* reserved */ -/* union _qd {*/ /* why this? */ - struct qdesfmt0 qdf0[126]; -/* } qd;*/ -} __attribute__ ((packed,aligned(4096))); - - -/* - * queue information block (QIB) - */ -#define QIB_AC_INBOUND_PCI_SUPPORTED 0x80 -#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40 -struct qib { - unsigned int qfmt : 8; /* queue format */ - unsigned int pfmt : 8; /* impl. dep. parameter format */ - unsigned int res1 : 8; /* reserved */ - unsigned int ac : 8; /* adapter characteristics */ - unsigned int res2; /* reserved */ -#ifdef QDIO_32_BIT - unsigned long res3; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long isliba; /* absolute address of 1st - input SLIB */ -#ifdef QDIO_32_BIT - unsigned long res4; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long osliba; /* absolute address of 1st - output SLIB */ - unsigned int res5; /* reserved */ - unsigned int res6; /* reserved */ - unsigned char ebcnam[8]; /* adapter identifier in EBCDIC */ - unsigned char res7[88]; /* reserved */ - unsigned char parm[QDIO_MAX_BUFFERS_PER_Q]; - /* implementation dependent - parameters */ -} __attribute__ ((packed,aligned(256))); - - -/* - * storage-list-information block element (SLIBE) - */ -struct slibe { -#ifdef QDIO_32_BIT - unsigned long res; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long parms; /* implementation dependent - parameters */ -}; - -/* - * storage-list-information block (SLIB) - */ -struct slib { -#ifdef QDIO_32_BIT - unsigned long res1; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long nsliba; /* next SLIB address (if any) */ -#ifdef QDIO_32_BIT - unsigned long res2; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long sla; /* SL address */ -#ifdef QDIO_32_BIT - unsigned long res3; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long slsba; /* SLSB address */ - unsigned char res4[1000]; /* reserved */ - struct slibe slibe[QDIO_MAX_BUFFERS_PER_Q]; /* SLIB elements */ -} __attribute__ ((packed,aligned(2048))); - -struct sbal_flags { - unsigned char res1 : 1; /* reserved */ - unsigned char last : 1; /* last entry */ - unsigned char cont : 1; /* contiguous storage */ - unsigned char res2 : 1; /* reserved */ - unsigned char frag : 2; /* fragmentation (s.below) */ - unsigned char res3 : 2; /* reserved */ -} __attribute__ ((packed)); - -#define SBAL_FLAGS_FIRST_FRAG 0x04000000UL -#define SBAL_FLAGS_MIDDLE_FRAG 0x08000000UL -#define SBAL_FLAGS_LAST_FRAG 0x0c000000UL -#define SBAL_FLAGS_LAST_ENTRY 0x40000000UL -#define SBAL_FLAGS_CONTIGUOUS 0x20000000UL - -#define SBAL_FLAGS0_DATA_CONTINUATION 0x20UL - -/* Awesome OpenFCP extensions */ -#define SBAL_FLAGS0_TYPE_STATUS 0x00UL -#define SBAL_FLAGS0_TYPE_WRITE 0x08UL -#define SBAL_FLAGS0_TYPE_READ 0x10UL -#define SBAL_FLAGS0_TYPE_WRITE_READ 0x18UL -#define SBAL_FLAGS0_MORE_SBALS 0x04UL -#define SBAL_FLAGS0_COMMAND 0x02UL -#define SBAL_FLAGS0_LAST_SBAL 0x00UL -#define SBAL_FLAGS0_ONLY_SBAL SBAL_FLAGS0_COMMAND -#define SBAL_FLAGS0_MIDDLE_SBAL SBAL_FLAGS0_MORE_SBALS -#define SBAL_FLAGS0_FIRST_SBAL SBAL_FLAGS0_MORE_SBALS | SBAL_FLAGS0_COMMAND -/* Naught of interest beyond this point */ - -#define SBAL_FLAGS0_PCI 0x40 -struct sbal_sbalf_0 { - unsigned char res1 : 1; /* reserved */ - unsigned char pci : 1; /* PCI indicator */ - unsigned char cont : 1; /* data continuation */ - unsigned char sbtype: 2; /* storage-block type (OpenFCP) */ - unsigned char res2 : 3; /* reserved */ -} __attribute__ ((packed)); - -struct sbal_sbalf_1 { - unsigned char res1 : 4; /* reserved */ - unsigned char key : 4; /* storage key */ -} __attribute__ ((packed)); - -struct sbal_sbalf_14 { - unsigned char res1 : 4; /* reserved */ - unsigned char erridx : 4; /* error index */ -} __attribute__ ((packed)); - -struct sbal_sbalf_15 { - unsigned char reason; /* reserved */ -} __attribute__ ((packed)); - -union sbal_sbalf { - struct sbal_sbalf_0 i0; - struct sbal_sbalf_1 i1; - struct sbal_sbalf_14 i14; - struct sbal_sbalf_15 i15; - unsigned char value; -}; - -struct sbal_element { - union { - struct sbal_flags bits; /* flags */ - unsigned char value; - } flags; - unsigned int res1 : 16; /* reserved */ - union sbal_sbalf sbalf; /* SBAL flags */ - unsigned int res2 : 16; /* reserved */ - unsigned int count : 16; /* data count */ -#ifdef QDIO_32_BIT - unsigned long res3; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long addr; /* absolute data address */ -} __attribute__ ((packed,aligned(16))); - -/* - * strorage-block access-list (SBAL) - */ -struct sbal { - struct sbal_element element[QDIO_MAX_ELEMENTS_PER_BUFFER]; -} __attribute__ ((packed,aligned(256))); - -/* - * storage-list (SL) - */ -struct sl_element { -#ifdef QDIO_32_BIT - unsigned long res; /* reserved */ -#endif /* QDIO_32_BIT */ - unsigned long sbal; /* absolute SBAL address */ -} __attribute__ ((packed)); - -struct sl { - struct sl_element element[QDIO_MAX_BUFFERS_PER_Q]; -} __attribute__ ((packed,aligned(1024))); - -/* - * storage-list-state block (SLSB) - */ -struct slsb_flags { - unsigned char owner : 2; /* SBAL owner */ - unsigned char type : 1; /* buffer type */ - unsigned char state : 5; /* processing state */ -} __attribute__ ((packed)); - - -struct slsb { - union { - unsigned char val[QDIO_MAX_BUFFERS_PER_Q]; - struct slsb_flags flags[QDIO_MAX_BUFFERS_PER_Q]; - } acc; -} __attribute__ ((packed,aligned(256))); - -/* - * SLSB values - */ -#define SLSB_OWNER_PROG 1 -#define SLSB_OWNER_CU 2 - -#define SLSB_TYPE_INPUT 0 -#define SLSB_TYPE_OUTPUT 1 - -#define SLSB_STATE_NOT_INIT 0 -#define SLSB_STATE_EMPTY 1 -#define SLSB_STATE_PRIMED 2 -#define SLSB_STATE_HALTED 0xe -#define SLSB_STATE_ERROR 0xf - -#define SLSB_P_INPUT_NOT_INIT 0x80 -#define SLSB_P_INPUT_PROCESSING 0x81 -#define SLSB_CU_INPUT_EMPTY 0x41 -#define SLSB_P_INPUT_PRIMED 0x82 -#define SLSB_P_INPUT_HALTED 0x8E -#define SLSB_P_INPUT_ERROR 0x8F - -#define SLSB_P_OUTPUT_NOT_INIT 0xA0 -#define SLSB_P_OUTPUT_EMPTY 0xA1 -#define SLSB_CU_OUTPUT_PRIMED 0x62 -#define SLSB_P_OUTPUT_HALTED 0xAE -#define SLSB_P_OUTPUT_ERROR 0xAF - -#define SLSB_ERROR_DURING_LOOKUP 0xFF - -#endif /* __QDIO_H__ */ diff --git a/include/asm-s390/qeth.h b/include/asm-s390/qeth.h deleted file mode 100644 index 930d378ef75..00000000000 --- a/include/asm-s390/qeth.h +++ /dev/null @@ -1,78 +0,0 @@ -/* - * include/asm-s390/qeth.h - * - * ioctl definitions for qeth driver - * - * Copyright (C) 2004 IBM Corporation - * - * Author(s): Thomas Spatzier <tspat@de.ibm.com> - * - */ -#ifndef __ASM_S390_QETH_IOCTL_H__ -#define __ASM_S390_QETH_IOCTL_H__ -#include <linux/ioctl.h> - -#define SIOC_QETH_ARP_SET_NO_ENTRIES (SIOCDEVPRIVATE) -#define SIOC_QETH_ARP_QUERY_INFO (SIOCDEVPRIVATE + 1) -#define SIOC_QETH_ARP_ADD_ENTRY (SIOCDEVPRIVATE + 2) -#define SIOC_QETH_ARP_REMOVE_ENTRY (SIOCDEVPRIVATE + 3) -#define SIOC_QETH_ARP_FLUSH_CACHE (SIOCDEVPRIVATE + 4) -#define SIOC_QETH_ADP_SET_SNMP_CONTROL (SIOCDEVPRIVATE + 5) -#define SIOC_QETH_GET_CARD_TYPE (SIOCDEVPRIVATE + 6) - -struct qeth_arp_cache_entry { - __u8 macaddr[6]; - __u8 reserved1[2]; - __u8 ipaddr[16]; /* for both IPv4 and IPv6 */ - __u8 reserved2[32]; -} __attribute__ ((packed)); - -struct qeth_arp_qi_entry7 { - __u8 media_specific[32]; - __u8 macaddr_type; - __u8 ipaddr_type; - __u8 macaddr[6]; - __u8 ipaddr[4]; -} __attribute__((packed)); - -struct qeth_arp_qi_entry7_short { - __u8 macaddr_type; - __u8 ipaddr_type; - __u8 macaddr[6]; - __u8 ipaddr[4]; -} __attribute__((packed)); - -struct qeth_arp_qi_entry5 { - __u8 media_specific[32]; - __u8 macaddr_type; - __u8 ipaddr_type; - __u8 ipaddr[4]; -} __attribute__((packed)); - -struct qeth_arp_qi_entry5_short { - __u8 macaddr_type; - __u8 ipaddr_type; - __u8 ipaddr[4]; -} __attribute__((packed)); - -/* - * can be set by user if no "media specific information" is wanted - * -> saves a lot of space in user space buffer - */ -#define QETH_QARP_STRIP_ENTRIES 0x8000 -#define QETH_QARP_REQUEST_MASK 0x00ff - -/* data sent to user space as result of query arp ioctl */ -#define QETH_QARP_USER_DATA_SIZE 20000 -#define QETH_QARP_MASK_OFFSET 4 -#define QETH_QARP_ENTRIES_OFFSET 6 -struct qeth_arp_query_user_data { - union { - __u32 data_len; /* set by user space program */ - __u32 no_entries; /* set by kernel */ - } u; - __u16 mask_bits; - char *entries; -} __attribute__((packed)); - -#endif /* __ASM_S390_QETH_IOCTL_H__ */ diff --git a/include/asm-s390/resource.h b/include/asm-s390/resource.h deleted file mode 100644 index 366c01de04f..00000000000 --- a/include/asm-s390/resource.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * include/asm-s390/resource.h - * - * S390 version - * - * Derived from "include/asm-i386/resources.h" - */ - -#ifndef _S390_RESOURCE_H -#define _S390_RESOURCE_H - -#include <asm-generic/resource.h> - -#endif - diff --git a/include/asm-s390/rwsem.h b/include/asm-s390/rwsem.h deleted file mode 100644 index 8c0cebbfc03..00000000000 --- a/include/asm-s390/rwsem.h +++ /dev/null @@ -1,355 +0,0 @@ -#ifndef _S390_RWSEM_H -#define _S390_RWSEM_H - -/* - * include/asm-s390/rwsem.h - * - * S390 version - * Copyright (C) 2002 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Based on asm-alpha/semaphore.h and asm-i386/rwsem.h - */ - -/* - * - * The MSW of the count is the negated number of active writers and waiting - * lockers, and the LSW is the total number of active locks - * - * The lock count is initialized to 0 (no active and no waiting lockers). - * - * When a writer subtracts WRITE_BIAS, it'll get 0xffff0001 for the case of an - * uncontended lock. This can be determined because XADD returns the old value. - * Readers increment by 1 and see a positive value when uncontended, negative - * if there are writers (and maybe) readers waiting (in which case it goes to - * sleep). - * - * The value of WAITING_BIAS supports up to 32766 waiting processes. This can - * be extended to 65534 by manually checking the whole MSW rather than relying - * on the S flag. - * - * The value of ACTIVE_BIAS supports up to 65535 active processes. - * - * This should be totally fair - if anything is waiting, a process that wants a - * lock will go to the back of the queue. When the currently active lock is - * released, if there's a writer at the front of the queue, then that and only - * that will be woken up; if there's a bunch of consequtive readers at the - * front, then they'll all be woken up, but no other readers will be. - */ - -#ifndef _LINUX_RWSEM_H -#error "please don't include asm/rwsem.h directly, use linux/rwsem.h instead" -#endif - -#ifdef __KERNEL__ - -#include <linux/list.h> -#include <linux/spinlock.h> - -struct rwsem_waiter; - -extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *); -extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *); -extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *); -extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *); -extern struct rw_semaphore *rwsem_downgrade_write(struct rw_semaphore *); - -/* - * the semaphore definition - */ -struct rw_semaphore { - signed long count; - spinlock_t wait_lock; - struct list_head wait_list; -}; - -#ifndef __s390x__ -#define RWSEM_UNLOCKED_VALUE 0x00000000 -#define RWSEM_ACTIVE_BIAS 0x00000001 -#define RWSEM_ACTIVE_MASK 0x0000ffff -#define RWSEM_WAITING_BIAS (-0x00010000) -#else /* __s390x__ */ -#define RWSEM_UNLOCKED_VALUE 0x0000000000000000L -#define RWSEM_ACTIVE_BIAS 0x0000000000000001L -#define RWSEM_ACTIVE_MASK 0x00000000ffffffffL -#define RWSEM_WAITING_BIAS (-0x0000000100000000L) -#endif /* __s390x__ */ -#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS -#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) - -/* - * initialisation - */ -#define __RWSEM_INITIALIZER(name) \ -{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, LIST_HEAD_INIT((name).wait_list) } - -#define DECLARE_RWSEM(name) \ - struct rw_semaphore name = __RWSEM_INITIALIZER(name) - -static inline void init_rwsem(struct rw_semaphore *sem) -{ - sem->count = RWSEM_UNLOCKED_VALUE; - spin_lock_init(&sem->wait_lock); - INIT_LIST_HEAD(&sem->wait_list); -} - -/* - * lock for reading - */ -static inline void __down_read(struct rw_semaphore *sem) -{ - signed long old, new; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " ahi %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " aghi %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), - "i" (RWSEM_ACTIVE_READ_BIAS) : "cc", "memory" ); - if (old < 0) - rwsem_down_read_failed(sem); -} - -/* - * trylock for reading -- returns 1 if successful, 0 if contention - */ -static inline int __down_read_trylock(struct rw_semaphore *sem) -{ - signed long old, new; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: ltr %1,%0\n" - " jm 1f\n" - " ahi %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b\n" - "1:" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: ltgr %1,%0\n" - " jm 1f\n" - " aghi %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b\n" - "1:" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), - "i" (RWSEM_ACTIVE_READ_BIAS) : "cc", "memory" ); - return old >= 0 ? 1 : 0; -} - -/* - * lock for writing - */ -static inline void __down_write(struct rw_semaphore *sem) -{ - signed long old, new, tmp; - - tmp = RWSEM_ACTIVE_WRITE_BIAS; - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " a %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " ag %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), "m" (tmp) - : "cc", "memory" ); - if (old != 0) - rwsem_down_write_failed(sem); -} - -/* - * trylock for writing -- returns 1 if successful, 0 if contention - */ -static inline int __down_write_trylock(struct rw_semaphore *sem) -{ - signed long old; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%2)\n" - "0: ltr %0,%0\n" - " jnz 1f\n" - " cs %0,%4,0(%2)\n" - " jl 0b\n" -#else /* __s390x__ */ - " lg %0,0(%2)\n" - "0: ltgr %0,%0\n" - " jnz 1f\n" - " csg %0,%4,0(%2)\n" - " jl 0b\n" -#endif /* __s390x__ */ - "1:" - : "=&d" (old), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), - "d" (RWSEM_ACTIVE_WRITE_BIAS) : "cc", "memory" ); - return (old == RWSEM_UNLOCKED_VALUE) ? 1 : 0; -} - -/* - * unlock after reading - */ -static inline void __up_read(struct rw_semaphore *sem) -{ - signed long old, new; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " ahi %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " aghi %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), - "i" (-RWSEM_ACTIVE_READ_BIAS) - : "cc", "memory" ); - if (new < 0) - if ((new & RWSEM_ACTIVE_MASK) == 0) - rwsem_wake(sem); -} - -/* - * unlock after writing - */ -static inline void __up_write(struct rw_semaphore *sem) -{ - signed long old, new, tmp; - - tmp = -RWSEM_ACTIVE_WRITE_BIAS; - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " a %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " ag %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), "m" (tmp) - : "cc", "memory" ); - if (new < 0) - if ((new & RWSEM_ACTIVE_MASK) == 0) - rwsem_wake(sem); -} - -/* - * downgrade write lock to read lock - */ -static inline void __downgrade_write(struct rw_semaphore *sem) -{ - signed long old, new, tmp; - - tmp = -RWSEM_WAITING_BIAS; - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " a %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " ag %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), "m" (tmp) - : "cc", "memory" ); - if (new > 1) - rwsem_downgrade_wake(sem); -} - -/* - * implement atomic add functionality - */ -static inline void rwsem_atomic_add(long delta, struct rw_semaphore *sem) -{ - signed long old, new; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " ar %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " agr %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), "d" (delta) - : "cc", "memory" ); -} - -/* - * implement exchange and add functionality - */ -static inline long rwsem_atomic_update(long delta, struct rw_semaphore *sem) -{ - signed long old, new; - - __asm__ __volatile__( -#ifndef __s390x__ - " l %0,0(%3)\n" - "0: lr %1,%0\n" - " ar %1,%5\n" - " cs %0,%1,0(%3)\n" - " jl 0b" -#else /* __s390x__ */ - " lg %0,0(%3)\n" - "0: lgr %1,%0\n" - " agr %1,%5\n" - " csg %0,%1,0(%3)\n" - " jl 0b" -#endif /* __s390x__ */ - : "=&d" (old), "=&d" (new), "=m" (sem->count) - : "a" (&sem->count), "m" (sem->count), "d" (delta) - : "cc", "memory" ); - return new; -} - -#endif /* __KERNEL__ */ -#endif /* _S390_RWSEM_H */ diff --git a/include/asm-s390/s390_ext.h b/include/asm-s390/s390_ext.h deleted file mode 100644 index e9a2862b230..00000000000 --- a/include/asm-s390/s390_ext.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef _S390_EXTINT_H -#define _S390_EXTINT_H - -/* - * include/asm-s390/s390_ext.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Holger Smolinski (Holger.Smolinski@de.ibm.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -typedef void (*ext_int_handler_t)(struct pt_regs *regs, __u16 code); - -/* - * Warning: if you change ext_int_info_t you have to change the - * external interrupt handler in entry.S too. - */ -typedef struct ext_int_info_t { - struct ext_int_info_t *next; - ext_int_handler_t handler; - __u16 code; -} __attribute__ ((packed)) ext_int_info_t; - -extern ext_int_info_t *ext_int_hash[]; - -int register_external_interrupt(__u16 code, ext_int_handler_t handler); -int register_early_external_interrupt(__u16 code, ext_int_handler_t handler, - ext_int_info_t *info); -int unregister_external_interrupt(__u16 code, ext_int_handler_t handler); -int unregister_early_external_interrupt(__u16 code, ext_int_handler_t handler, - ext_int_info_t *info); - -#endif diff --git a/include/asm-s390/scatterlist.h b/include/asm-s390/scatterlist.h deleted file mode 100644 index a43b3afc5e2..00000000000 --- a/include/asm-s390/scatterlist.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef _ASMS390_SCATTERLIST_H -#define _ASMS390_SCATTERLIST_H - -struct scatterlist { - struct page *page; - unsigned int offset; - unsigned int length; -}; - -#ifdef __s390x__ -#define ISA_DMA_THRESHOLD (0xffffffffffffffffUL) -#else -#define ISA_DMA_THRESHOLD (0xffffffffUL) -#endif - -#endif /* _ASMS390X_SCATTERLIST_H */ diff --git a/include/asm-s390/sections.h b/include/asm-s390/sections.h deleted file mode 100644 index 3a0b8ffeab7..00000000000 --- a/include/asm-s390/sections.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _S390_SECTIONS_H -#define _S390_SECTIONS_H - -#include <asm-generic/sections.h> - -#endif diff --git a/include/asm-s390/segment.h b/include/asm-s390/segment.h deleted file mode 100644 index 8bfce3475b1..00000000000 --- a/include/asm-s390/segment.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef _ASM_SEGMENT_H -#define _ASM_SEGMENT_H - -#endif diff --git a/include/asm-s390/semaphore.h b/include/asm-s390/semaphore.h deleted file mode 100644 index 873def6f363..00000000000 --- a/include/asm-s390/semaphore.h +++ /dev/null @@ -1,110 +0,0 @@ -/* - * include/asm-s390/semaphore.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * - * Derived from "include/asm-i386/semaphore.h" - * (C) Copyright 1996 Linus Torvalds - */ - -#ifndef _S390_SEMAPHORE_H -#define _S390_SEMAPHORE_H - -#include <asm/system.h> -#include <asm/atomic.h> -#include <linux/wait.h> -#include <linux/rwsem.h> - -struct semaphore { - /* - * Note that any negative value of count is equivalent to 0, - * but additionally indicates that some process(es) might be - * sleeping on `wait'. - */ - atomic_t count; - wait_queue_head_t wait; -}; - -#define __SEMAPHORE_INITIALIZER(name,count) \ - { ATOMIC_INIT(count), __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) } - -#define __MUTEX_INITIALIZER(name) \ - __SEMAPHORE_INITIALIZER(name,1) - -#define __DECLARE_SEMAPHORE_GENERIC(name,count) \ - struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) - -#define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name,1) -#define DECLARE_MUTEX_LOCKED(name) __DECLARE_SEMAPHORE_GENERIC(name,0) - -static inline void sema_init (struct semaphore *sem, int val) -{ - *sem = (struct semaphore) __SEMAPHORE_INITIALIZER((*sem),val); -} - -static inline void init_MUTEX (struct semaphore *sem) -{ - sema_init(sem, 1); -} - -static inline void init_MUTEX_LOCKED (struct semaphore *sem) -{ - sema_init(sem, 0); -} - -asmlinkage void __down(struct semaphore * sem); -asmlinkage int __down_interruptible(struct semaphore * sem); -asmlinkage int __down_trylock(struct semaphore * sem); -asmlinkage void __up(struct semaphore * sem); - -static inline void down(struct semaphore * sem) -{ - might_sleep(); - if (atomic_dec_return(&sem->count) < 0) - __down(sem); -} - -static inline int down_interruptible(struct semaphore * sem) -{ - int ret = 0; - - might_sleep(); - if (atomic_dec_return(&sem->count) < 0) - ret = __down_interruptible(sem); - return ret; -} - -static inline int down_trylock(struct semaphore * sem) -{ - int old_val, new_val; - - /* - * This inline assembly atomically implements the equivalent - * to the following C code: - * old_val = sem->count.counter; - * if ((new_val = old_val) > 0) - * sem->count.counter = --new_val; - * In the ppc code this is called atomic_dec_if_positive. - */ - __asm__ __volatile__ ( - " l %0,0(%3)\n" - "0: ltr %1,%0\n" - " jle 1f\n" - " ahi %1,-1\n" - " cs %0,%1,0(%3)\n" - " jl 0b\n" - "1:" - : "=&d" (old_val), "=&d" (new_val), "=m" (sem->count.counter) - : "a" (&sem->count.counter), "m" (sem->count.counter) - : "cc", "memory" ); - return old_val <= 0; -} - -static inline void up(struct semaphore * sem) -{ - if (atomic_inc_return(&sem->count) <= 0) - __up(sem); -} - -#endif diff --git a/include/asm-s390/sembuf.h b/include/asm-s390/sembuf.h deleted file mode 100644 index 32626b0cac4..00000000000 --- a/include/asm-s390/sembuf.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _S390_SEMBUF_H -#define _S390_SEMBUF_H - -/* - * The semid64_ds structure for S/390 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem (for !__s390x__) - * - 2 miscellaneous 32-bit values - */ - -struct semid64_ds { - struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ - __kernel_time_t sem_otime; /* last semop time */ -#ifndef __s390x__ - unsigned long __unused1; -#endif /* ! __s390x__ */ - __kernel_time_t sem_ctime; /* last change time */ -#ifndef __s390x__ - unsigned long __unused2; -#endif /* ! __s390x__ */ - unsigned long sem_nsems; /* no. of semaphores in array */ - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* _S390_SEMBUF_H */ diff --git a/include/asm-s390/setup.h b/include/asm-s390/setup.h deleted file mode 100644 index 0d51c484c2e..00000000000 --- a/include/asm-s390/setup.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * include/asm-s390/setup.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - */ - -#ifndef _ASM_S390_SETUP_H -#define _ASM_S390_SETUP_H - -#define PARMAREA 0x10400 -#define COMMAND_LINE_SIZE 896 -#define RAMDISK_ORIGIN 0x800000 -#define RAMDISK_SIZE 0x800000 -#define MEMORY_CHUNKS 16 /* max 0x7fff */ - -#ifndef __ASSEMBLY__ - -#ifndef __s390x__ -#define IPL_DEVICE (*(unsigned long *) (0x10404)) -#define INITRD_START (*(unsigned long *) (0x1040C)) -#define INITRD_SIZE (*(unsigned long *) (0x10414)) -#else /* __s390x__ */ -#define IPL_DEVICE (*(unsigned long *) (0x10400)) -#define INITRD_START (*(unsigned long *) (0x10408)) -#define INITRD_SIZE (*(unsigned long *) (0x10410)) -#endif /* __s390x__ */ -#define COMMAND_LINE ((char *) (0x10480)) - -/* - * Machine features detected in head.S - */ -extern unsigned long machine_flags; - -#define MACHINE_IS_VM (machine_flags & 1) -#define MACHINE_IS_P390 (machine_flags & 4) -#define MACHINE_HAS_MVPG (machine_flags & 16) -#define MACHINE_HAS_DIAG44 (machine_flags & 32) -#define MACHINE_HAS_IDTE (machine_flags & 128) - -#ifndef __s390x__ -#define MACHINE_HAS_IEEE (machine_flags & 2) -#define MACHINE_HAS_CSP (machine_flags & 8) -#else /* __s390x__ */ -#define MACHINE_HAS_IEEE (1) -#define MACHINE_HAS_CSP (1) -#endif /* __s390x__ */ - - -#define MACHINE_HAS_SCLP (!MACHINE_IS_P390) - -/* - * Console mode. Override with conmode= - */ -extern unsigned int console_mode; -extern unsigned int console_devno; -extern unsigned int console_irq; - -#define CONSOLE_IS_UNDEFINED (console_mode == 0) -#define CONSOLE_IS_SCLP (console_mode == 1) -#define CONSOLE_IS_3215 (console_mode == 2) -#define CONSOLE_IS_3270 (console_mode == 3) -#define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) -#define SET_CONSOLE_3215 do { console_mode = 2; } while (0) -#define SET_CONSOLE_3270 do { console_mode = 3; } while (0) - -#else - -#ifndef __s390x__ -#define IPL_DEVICE 0x10404 -#define INITRD_START 0x1040C -#define INITRD_SIZE 0x10414 -#else /* __s390x__ */ -#define IPL_DEVICE 0x10400 -#define INITRD_START 0x10408 -#define INITRD_SIZE 0x10410 -#endif /* __s390x__ */ -#define COMMAND_LINE 0x10480 - -#endif - -#endif diff --git a/include/asm-s390/sfp-machine.h b/include/asm-s390/sfp-machine.h deleted file mode 100644 index 3c79b5384f4..00000000000 --- a/include/asm-s390/sfp-machine.h +++ /dev/null @@ -1,139 +0,0 @@ -/* Machine-dependent software floating-point definitions. - S/390 kernel version. - Copyright (C) 1997,1998,1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson (rth@cygnus.com), - Jakub Jelinek (jj@ultra.linux.cz), - David S. Miller (davem@redhat.com) and - Peter Maydell (pmaydell@chiark.greenend.org.uk). - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, write to the Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ifndef _SFP_MACHINE_H -#define _SFP_MACHINE_H - -#include <linux/config.h> - -#define _FP_W_TYPE_SIZE 32 -#define _FP_W_TYPE unsigned long -#define _FP_WS_TYPE signed long -#define _FP_I_TYPE long - -#define _FP_MUL_MEAT_S(R,X,Y) \ - _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) -#define _FP_MUL_MEAT_D(R,X,Y) \ - _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) -#define _FP_MUL_MEAT_Q(R,X,Y) \ - _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) - -#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv(S,R,X,Y) -#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) -#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) - -#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) -#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 -#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 -#define _FP_NANSIGN_S 0 -#define _FP_NANSIGN_D 0 -#define _FP_NANSIGN_Q 0 - -#define _FP_KEEPNANFRACP 1 - -/* - * If one NaN is signaling and the other is not, - * we choose that one, otherwise we choose X. - */ -#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ - do { \ - if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) \ - && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) \ - { \ - R##_s = Y##_s; \ - _FP_FRAC_COPY_##wc(R,Y); \ - } \ - else \ - { \ - R##_s = X##_s; \ - _FP_FRAC_COPY_##wc(R,X); \ - } \ - R##_c = FP_CLS_NAN; \ - } while (0) - -/* Some assembly to speed things up. */ -#define __FP_FRAC_ADD_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) ({ \ - unsigned int __r2 = (x2) + (y2); \ - unsigned int __r1 = (x1); \ - unsigned int __r0 = (x0); \ - __asm__ (" alr %2,%3\n" \ - " brc 12,0f\n" \ - " lhi 0,1\n" \ - " alr %1,0\n" \ - " brc 12,0f\n" \ - " alr %0,0\n" \ - "0:" \ - : "+&d" (__r2), "+&d" (__r1), "+&d" (__r0) \ - : "d" (y0), "i" (1) : "cc", "0" ); \ - __asm__ (" alr %1,%2\n" \ - " brc 12,0f\n" \ - " ahi %0,1\n" \ - "0:" \ - : "+&d" (__r2), "+&d" (__r1) \ - : "d" (y1) : "cc" ); \ - (r2) = __r2; \ - (r1) = __r1; \ - (r0) = __r0; \ -}) - -#define __FP_FRAC_SUB_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) ({ \ - unsigned int __r2 = (x2) - (y2); \ - unsigned int __r1 = (x1); \ - unsigned int __r0 = (x0); \ - __asm__ (" slr %2,%3\n" \ - " brc 3,0f\n" \ - " lhi 0,1\n" \ - " slr %1,0\n" \ - " brc 3,0f\n" \ - " slr %0,0\n" \ - "0:" \ - : "+&d" (__r2), "+&d" (__r1), "+&d" (__r0) \ - : "d" (y0) : "cc", "0" ); \ - __asm__ (" slr %1,%2\n" \ - " brc 3,0f\n" \ - " ahi %0,-1\n" \ - "0:" \ - : "+&d" (__r2), "+&d" (__r1) \ - : "d" (y1) : "cc" ); \ - (r2) = __r2; \ - (r1) = __r1; \ - (r0) = __r0; \ -}) - -#define __FP_FRAC_DEC_3(x2,x1,x0,y2,y1,y0) __FP_FRAC_SUB_3(x2,x1,x0,x2,x1,x0,y2,y1,y0) - -/* Obtain the current rounding mode. */ -#define FP_ROUNDMODE mode - -/* Exception flags. */ -#define FP_EX_INVALID 0x800000 -#define FP_EX_DIVZERO 0x400000 -#define FP_EX_OVERFLOW 0x200000 -#define FP_EX_UNDERFLOW 0x100000 -#define FP_EX_INEXACT 0x080000 - -/* We write the results always */ -#define FP_INHIBIT_RESULTS 0 - -#endif diff --git a/include/asm-s390/shmbuf.h b/include/asm-s390/shmbuf.h deleted file mode 100644 index eed2e280ce3..00000000000 --- a/include/asm-s390/shmbuf.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef _S390_SHMBUF_H -#define _S390_SHMBUF_H - -/* - * The shmid64_ds structure for S/390 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem (for !__s390x__) - * - 2 miscellaneous 32-bit values - */ - -struct shmid64_ds { - struct ipc64_perm shm_perm; /* operation perms */ - size_t shm_segsz; /* size of segment (bytes) */ - __kernel_time_t shm_atime; /* last attach time */ -#ifndef __s390x__ - unsigned long __unused1; -#endif /* ! __s390x__ */ - __kernel_time_t shm_dtime; /* last detach time */ -#ifndef __s390x__ - unsigned long __unused2; -#endif /* ! __s390x__ */ - __kernel_time_t shm_ctime; /* last change time */ -#ifndef __s390x__ - unsigned long __unused3; -#endif /* ! __s390x__ */ - __kernel_pid_t shm_cpid; /* pid of creator */ - __kernel_pid_t shm_lpid; /* pid of last operator */ - unsigned long shm_nattch; /* no. of current attaches */ - unsigned long __unused4; - unsigned long __unused5; -}; - -struct shminfo64 { - unsigned long shmmax; - unsigned long shmmin; - unsigned long shmmni; - unsigned long shmseg; - unsigned long shmall; - unsigned long __unused1; - unsigned long __unused2; - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* _S390_SHMBUF_H */ diff --git a/include/asm-s390/shmparam.h b/include/asm-s390/shmparam.h deleted file mode 100644 index c2e0c0508e7..00000000000 --- a/include/asm-s390/shmparam.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * include/asm-s390/shmparam.h - * - * S390 version - * - * Derived from "include/asm-i386/shmparam.h" - */ -#ifndef _ASM_S390_SHMPARAM_H -#define _ASM_S390_SHMPARAM_H - -#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */ - -#endif /* _ASM_S390_SHMPARAM_H */ diff --git a/include/asm-s390/sigcontext.h b/include/asm-s390/sigcontext.h deleted file mode 100644 index d57bc0cebdc..00000000000 --- a/include/asm-s390/sigcontext.h +++ /dev/null @@ -1,69 +0,0 @@ -/* - * include/asm-s390/sigcontext.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - */ - -#ifndef _ASM_S390_SIGCONTEXT_H -#define _ASM_S390_SIGCONTEXT_H - -#define __NUM_GPRS 16 -#define __NUM_FPRS 16 -#define __NUM_ACRS 16 - -#ifndef __s390x__ - -/* Has to be at least _NSIG_WORDS from asm/signal.h */ -#define _SIGCONTEXT_NSIG 64 -#define _SIGCONTEXT_NSIG_BPW 32 -/* Size of stack frame allocated when calling signal handler. */ -#define __SIGNAL_FRAMESIZE 96 - -#else /* __s390x__ */ - -/* Has to be at least _NSIG_WORDS from asm/signal.h */ -#define _SIGCONTEXT_NSIG 64 -#define _SIGCONTEXT_NSIG_BPW 64 -/* Size of stack frame allocated when calling signal handler. */ -#define __SIGNAL_FRAMESIZE 160 - -#endif /* __s390x__ */ - -#define _SIGCONTEXT_NSIG_WORDS (_SIGCONTEXT_NSIG / _SIGCONTEXT_NSIG_BPW) -#define _SIGMASK_COPY_SIZE (sizeof(unsigned long)*_SIGCONTEXT_NSIG_WORDS) - -typedef struct -{ - unsigned long mask; - unsigned long addr; -} __attribute__ ((aligned(8))) _psw_t; - -typedef struct -{ - _psw_t psw; - unsigned long gprs[__NUM_GPRS]; - unsigned int acrs[__NUM_ACRS]; -} _s390_regs_common; - -typedef struct -{ - unsigned int fpc; - double fprs[__NUM_FPRS]; -} _s390_fp_regs; - -typedef struct -{ - _s390_regs_common regs; - _s390_fp_regs fpregs; -} _sigregs; - -struct sigcontext -{ - unsigned long oldmask[_SIGCONTEXT_NSIG_WORDS]; - _sigregs *sregs; -}; - - -#endif - diff --git a/include/asm-s390/siginfo.h b/include/asm-s390/siginfo.h deleted file mode 100644 index e0ff1ab054b..00000000000 --- a/include/asm-s390/siginfo.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * include/asm-s390/siginfo.h - * - * S390 version - * - * Derived from "include/asm-i386/siginfo.h" - */ - -#ifndef _S390_SIGINFO_H -#define _S390_SIGINFO_H - -#ifdef __s390x__ -#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) -#endif - -#include <asm-generic/siginfo.h> - -#endif diff --git a/include/asm-s390/signal.h b/include/asm-s390/signal.h deleted file mode 100644 index 3d6e11c6c1f..00000000000 --- a/include/asm-s390/signal.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - * include/asm-s390/signal.h - * - * S390 version - * - * Derived from "include/asm-i386/signal.h" - */ - -#ifndef _ASMS390_SIGNAL_H -#define _ASMS390_SIGNAL_H - -#include <linux/types.h> -#include <linux/time.h> - -/* Avoid too many header ordering problems. */ -struct siginfo; -struct pt_regs; - -#ifdef __KERNEL__ -/* Most things should be clean enough to redefine this at will, if care - is taken to make libc match. */ -#include <asm/sigcontext.h> -#define _NSIG _SIGCONTEXT_NSIG -#define _NSIG_BPW _SIGCONTEXT_NSIG_BPW -#define _NSIG_WORDS _SIGCONTEXT_NSIG_WORDS - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND -#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal.h> - -#ifdef __KERNEL__ -struct old_sigaction { - __sighandler_t sa_handler; - old_sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - void (*sa_restorer)(void); - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; - -#define ptrace_signal_deliver(regs, cookie) do { } while (0) - -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; -#ifndef __s390x__ /* lovely */ - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -#else /* __s390x__ */ - unsigned long sa_flags; - void (*sa_restorer)(void); - sigset_t sa_mask; -#endif /* __s390x__ */ -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - - -#endif diff --git a/include/asm-s390/sigp.h b/include/asm-s390/sigp.h deleted file mode 100644 index 3979bc3858e..00000000000 --- a/include/asm-s390/sigp.h +++ /dev/null @@ -1,131 +0,0 @@ -/* - * include/asm-s390/sigp.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * Heiko Carstens (heiko.carstens@de.ibm.com) - * - * sigp.h by D.J. Barrow (c) IBM 1999 - * contains routines / structures for signalling other S/390 processors in an - * SMP configuration. - */ - -#ifndef __SIGP__ -#define __SIGP__ - -#include <asm/ptrace.h> -#include <asm/atomic.h> - -/* get real cpu address from logical cpu number */ -extern volatile int __cpu_logical_map[]; - -typedef enum -{ - sigp_unassigned=0x0, - sigp_sense, - sigp_external_call, - sigp_emergency_signal, - sigp_start, - sigp_stop, - sigp_restart, - sigp_unassigned1, - sigp_unassigned2, - sigp_stop_and_store_status, - sigp_unassigned3, - sigp_initial_cpu_reset, - sigp_cpu_reset, - sigp_set_prefix, - sigp_store_status_at_address, - sigp_store_extended_status_at_address -} sigp_order_code; - -typedef __u32 sigp_status_word; - -typedef enum -{ - sigp_order_code_accepted=0, - sigp_status_stored, - sigp_busy, - sigp_not_operational -} sigp_ccode; - - -/* - * Definitions for the external call - */ - -/* 'Bit' signals, asynchronous */ -typedef enum -{ - ec_schedule=0, - ec_call_function, - ec_bit_last -} ec_bit_sig; - -/* - * Signal processor - */ -extern __inline__ sigp_ccode -signal_processor(__u16 cpu_addr, sigp_order_code order_code) -{ - sigp_ccode ccode; - - __asm__ __volatile__( - " sr 1,1\n" /* parameter=0 in gpr 1 */ - " sigp 1,%1,0(%2)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode) - : "d" (__cpu_logical_map[cpu_addr]), "a" (order_code) - : "cc" , "memory", "1" ); - return ccode; -} - -/* - * Signal processor with parameter - */ -extern __inline__ sigp_ccode -signal_processor_p(__u32 parameter, __u16 cpu_addr, - sigp_order_code order_code) -{ - sigp_ccode ccode; - - __asm__ __volatile__( - " lr 1,%1\n" /* parameter in gpr 1 */ - " sigp 1,%2,0(%3)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode) - : "d" (parameter), "d" (__cpu_logical_map[cpu_addr]), - "a" (order_code) - : "cc" , "memory", "1" ); - return ccode; -} - -/* - * Signal processor with parameter and return status - */ -extern __inline__ sigp_ccode -signal_processor_ps(__u32 *statusptr, __u32 parameter, - __u16 cpu_addr, sigp_order_code order_code) -{ - sigp_ccode ccode; - - __asm__ __volatile__( - " sr 2,2\n" /* clear status */ - " lr 3,%2\n" /* parameter in gpr 3 */ - " sigp 2,%3,0(%4)\n" - " st 2,%1\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode), "=m" (*statusptr) - : "d" (parameter), "d" (__cpu_logical_map[cpu_addr]), - "a" (order_code) - : "cc" , "memory", "2" , "3" - ); - return ccode; -} - -#endif /* __SIGP__ */ diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h deleted file mode 100644 index dd50e57a928..00000000000 --- a/include/asm-s390/smp.h +++ /dev/null @@ -1,108 +0,0 @@ -/* - * include/asm-s390/smp.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * Heiko Carstens (heiko.carstens@de.ibm.com) - */ -#ifndef __ASM_SMP_H -#define __ASM_SMP_H - -#include <linux/config.h> -#include <linux/threads.h> -#include <linux/cpumask.h> -#include <linux/bitops.h> - -#if defined(__KERNEL__) && defined(CONFIG_SMP) && !defined(__ASSEMBLY__) - -#include <asm/lowcore.h> -#include <asm/sigp.h> - -/* - s390 specific smp.c headers - */ -typedef struct -{ - int intresting; - sigp_ccode ccode; - __u32 status; - __u16 cpu; -} sigp_info; - -extern int smp_call_function_on(void (*func) (void *info), void *info, - int nonatomic, int wait, int cpu); -#define NO_PROC_ID 0xFF /* No processor magic marker */ - -/* - * This magic constant controls our willingness to transfer - * a process across CPUs. Such a transfer incurs misses on the L1 - * cache, and on a P6 or P5 with multiple L2 caches L2 hits. My - * gut feeling is this will vary by board in value. For a board - * with separate L2 cache it probably depends also on the RSS, and - * for a board with shared L2 cache it ought to decay fast as other - * processes are run. - */ - -#define PROC_CHANGE_PENALTY 20 /* Schedule penalty */ - -#define raw_smp_processor_id() (S390_lowcore.cpu_data.cpu_nr) - -extern int smp_get_cpu(cpumask_t cpu_map); -extern void smp_put_cpu(int cpu); - -extern __inline__ __u16 hard_smp_processor_id(void) -{ - __u16 cpu_address; - - __asm__ ("stap %0\n" : "=m" (cpu_address)); - return cpu_address; -} - -/* - * returns 1 if cpu is in stopped/check stopped state or not operational - * returns 0 otherwise - */ -static inline int -smp_cpu_not_running(int cpu) -{ - __u32 status; - - switch (signal_processor_ps(&status, 0, cpu, sigp_sense)) { - case sigp_order_code_accepted: - case sigp_status_stored: - /* Check for stopped and check stop state */ - if (status & 0x50) - return 1; - break; - case sigp_not_operational: - return 1; - default: - break; - } - return 0; -} - -#define cpu_logical_map(cpu) (cpu) - -extern int __cpu_disable (void); -extern void __cpu_die (unsigned int cpu); -extern void cpu_die (void) __attribute__ ((noreturn)); -extern int __cpu_up (unsigned int cpu); - -#endif - -#ifndef CONFIG_SMP -static inline int -smp_call_function_on(void (*func) (void *info), void *info, - int nonatomic, int wait, int cpu) -{ - func(info); - return 0; -} -#define smp_get_cpu(cpu) ({ 0; }) -#define smp_put_cpu(cpu) ({ 0; }) -#endif - -#endif diff --git a/include/asm-s390/socket.h b/include/asm-s390/socket.h deleted file mode 100644 index 0e96eeca4e6..00000000000 --- a/include/asm-s390/socket.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * include/asm-s390/socket.h - * - * S390 version - * - * Derived from "include/asm-i386/socket.h" - */ - -#ifndef _ASM_SOCKET_H -#define _ASM_SOCKET_H - -#include <asm/sockios.h> - -/* For setsockopt(2) */ -#define SOL_SOCKET 1 - -#define SO_DEBUG 1 -#define SO_REUSEADDR 2 -#define SO_TYPE 3 -#define SO_ERROR 4 -#define SO_DONTROUTE 5 -#define SO_BROADCAST 6 -#define SO_SNDBUF 7 -#define SO_RCVBUF 8 -#define SO_KEEPALIVE 9 -#define SO_OOBINLINE 10 -#define SO_NO_CHECK 11 -#define SO_PRIORITY 12 -#define SO_LINGER 13 -#define SO_BSDCOMPAT 14 -/* To add :#define SO_REUSEPORT 15 */ -#define SO_PASSCRED 16 -#define SO_PEERCRED 17 -#define SO_RCVLOWAT 18 -#define SO_SNDLOWAT 19 -#define SO_RCVTIMEO 20 -#define SO_SNDTIMEO 21 - -/* Security levels - as per NRL IPv6 - don't actually do anything */ -#define SO_SECURITY_AUTHENTICATION 22 -#define SO_SECURITY_ENCRYPTION_TRANSPORT 23 -#define SO_SECURITY_ENCRYPTION_NETWORK 24 - -#define SO_BINDTODEVICE 25 - -/* Socket filtering */ -#define SO_ATTACH_FILTER 26 -#define SO_DETACH_FILTER 27 - -#define SO_PEERNAME 28 -#define SO_TIMESTAMP 29 -#define SCM_TIMESTAMP SO_TIMESTAMP - -#define SO_ACCEPTCONN 30 - -#define SO_PEERSEC 31 - -#endif /* _ASM_SOCKET_H */ diff --git a/include/asm-s390/sockios.h b/include/asm-s390/sockios.h deleted file mode 100644 index 412aeb4dd6c..00000000000 --- a/include/asm-s390/sockios.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * include/asm-s390/sockios.h - * - * S390 version - * - * Derived from "include/asm-i386/sockios.h" - */ - -#ifndef __ARCH_S390_SOCKIOS__ -#define __ARCH_S390_SOCKIOS__ - -/* Socket-level I/O control calls. */ -#define FIOSETOWN 0x8901 -#define SIOCSPGRP 0x8902 -#define FIOGETOWN 0x8903 -#define SIOCGPGRP 0x8904 -#define SIOCATMARK 0x8905 -#define SIOCGSTAMP 0x8906 /* Get stamp */ - -#endif diff --git a/include/asm-s390/spinlock.h b/include/asm-s390/spinlock.h deleted file mode 100644 index 8ff10300f7e..00000000000 --- a/include/asm-s390/spinlock.h +++ /dev/null @@ -1,155 +0,0 @@ -/* - * include/asm-s390/spinlock.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/spinlock.h" - */ - -#ifndef __ASM_SPINLOCK_H -#define __ASM_SPINLOCK_H - -static inline int -_raw_compare_and_swap(volatile unsigned int *lock, - unsigned int old, unsigned int new) -{ - asm volatile ("cs %0,%3,0(%4)" - : "=d" (old), "=m" (*lock) - : "0" (old), "d" (new), "a" (lock), "m" (*lock) - : "cc", "memory" ); - return old; -} - -/* - * Simple spin lock operations. There are two variants, one clears IRQ's - * on the local processor, one does not. - * - * We make no fairness assumptions. They have a cost. - */ - -typedef struct { - volatile unsigned int lock; -#ifdef CONFIG_PREEMPT - unsigned int break_lock; -#endif -} __attribute__ ((aligned (4))) spinlock_t; - -#define SPIN_LOCK_UNLOCKED (spinlock_t) { 0 } -#define spin_lock_init(lp) do { (lp)->lock = 0; } while(0) -#define spin_unlock_wait(lp) do { barrier(); } while(((volatile spinlock_t *)(lp))->lock) -#define spin_is_locked(x) ((x)->lock != 0) -#define _raw_spin_lock_flags(lock, flags) _raw_spin_lock(lock) - -extern void _raw_spin_lock_wait(spinlock_t *lp, unsigned int pc); -extern int _raw_spin_trylock_retry(spinlock_t *lp, unsigned int pc); - -static inline void _raw_spin_lock(spinlock_t *lp) -{ - unsigned long pc = (unsigned long) __builtin_return_address(0); - - if (unlikely(_raw_compare_and_swap(&lp->lock, 0, pc) != 0)) - _raw_spin_lock_wait(lp, pc); -} - -static inline int _raw_spin_trylock(spinlock_t *lp) -{ - unsigned long pc = (unsigned long) __builtin_return_address(0); - - if (likely(_raw_compare_and_swap(&lp->lock, 0, pc) == 0)) - return 1; - return _raw_spin_trylock_retry(lp, pc); -} - -static inline void _raw_spin_unlock(spinlock_t *lp) -{ - _raw_compare_and_swap(&lp->lock, lp->lock, 0); -} - -/* - * Read-write spinlocks, allowing multiple readers - * but only one writer. - * - * NOTE! it is quite common to have readers in interrupts - * but no interrupt writers. For those circumstances we - * can "mix" irq-safe locks - any writer needs to get a - * irq-safe write-lock, but readers can get non-irqsafe - * read-locks. - */ -typedef struct { - volatile unsigned int lock; - volatile unsigned long owner_pc; -#ifdef CONFIG_PREEMPT - unsigned int break_lock; -#endif -} rwlock_t; - -#define RW_LOCK_UNLOCKED (rwlock_t) { 0, 0 } - -#define rwlock_init(x) do { *(x) = RW_LOCK_UNLOCKED; } while(0) - -/** - * read_can_lock - would read_trylock() succeed? - * @lock: the rwlock in question. - */ -#define read_can_lock(x) ((int)(x)->lock >= 0) - -/** - * write_can_lock - would write_trylock() succeed? - * @lock: the rwlock in question. - */ -#define write_can_lock(x) ((x)->lock == 0) - -extern void _raw_read_lock_wait(rwlock_t *lp); -extern int _raw_read_trylock_retry(rwlock_t *lp); -extern void _raw_write_lock_wait(rwlock_t *lp); -extern int _raw_write_trylock_retry(rwlock_t *lp); - -static inline void _raw_read_lock(rwlock_t *rw) -{ - unsigned int old; - old = rw->lock & 0x7fffffffU; - if (_raw_compare_and_swap(&rw->lock, old, old + 1) != old) - _raw_read_lock_wait(rw); -} - -static inline void _raw_read_unlock(rwlock_t *rw) -{ - unsigned int old, cmp; - - old = rw->lock; - do { - cmp = old; - old = _raw_compare_and_swap(&rw->lock, old, old - 1); - } while (cmp != old); -} - -static inline void _raw_write_lock(rwlock_t *rw) -{ - if (unlikely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) != 0)) - _raw_write_lock_wait(rw); -} - -static inline void _raw_write_unlock(rwlock_t *rw) -{ - _raw_compare_and_swap(&rw->lock, 0x80000000, 0); -} - -static inline int _raw_read_trylock(rwlock_t *rw) -{ - unsigned int old; - old = rw->lock & 0x7fffffffU; - if (likely(_raw_compare_and_swap(&rw->lock, old, old + 1) == old)) - return 1; - return _raw_read_trylock_retry(rw); -} - -static inline int _raw_write_trylock(rwlock_t *rw) -{ - if (likely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0)) - return 1; - return _raw_write_trylock_retry(rw); -} - -#endif /* __ASM_SPINLOCK_H */ diff --git a/include/asm-s390/stat.h b/include/asm-s390/stat.h deleted file mode 100644 index d92959eebb6..00000000000 --- a/include/asm-s390/stat.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * include/asm-s390/stat.h - * - * S390 version - * - * Derived from "include/asm-i386/stat.h" - */ - -#ifndef _S390_STAT_H -#define _S390_STAT_H - -#ifndef __s390x__ -struct __old_kernel_stat { - unsigned short st_dev; - unsigned short st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned long st_size; - unsigned long st_atime; - unsigned long st_mtime; - unsigned long st_ctime; -}; - -struct stat { - unsigned short st_dev; - unsigned short __pad1; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned short __pad2; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - unsigned long __unused4; - unsigned long __unused5; -}; - -/* This matches struct stat64 in glibc2.1, hence the absolutely - * insane amounts of padding around dev_t's. - */ -struct stat64 { - unsigned long long st_dev; - unsigned int __pad1; -#define STAT64_HAS_BROKEN_ST_INO 1 - unsigned long __st_ino; - unsigned int st_mode; - unsigned int st_nlink; - unsigned long st_uid; - unsigned long st_gid; - unsigned long long st_rdev; - unsigned int __pad3; - long long st_size; - unsigned long st_blksize; - unsigned char __pad4[4]; - unsigned long __pad5; /* future possible st_blocks high bits */ - unsigned long st_blocks; /* Number 512-byte blocks allocated. */ - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ - unsigned long long st_ino; -}; - -#else /* __s390x__ */ - -struct stat { - unsigned long st_dev; - unsigned long st_ino; - unsigned long st_nlink; - unsigned int st_mode; - unsigned int st_uid; - unsigned int st_gid; - unsigned int __pad1; - unsigned long st_rdev; - unsigned long st_size; - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - unsigned long st_blksize; - long st_blocks; - unsigned long __unused[3]; -}; - -#endif /* __s390x__ */ - -#define STAT_HAVE_NSEC 1 - -#endif diff --git a/include/asm-s390/statfs.h b/include/asm-s390/statfs.h deleted file mode 100644 index 099a4557919..00000000000 --- a/include/asm-s390/statfs.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * include/asm-s390/statfs.h - * - * S390 version - * - * Derived from "include/asm-i386/statfs.h" - */ - -#ifndef _S390_STATFS_H -#define _S390_STATFS_H - -#ifndef __s390x__ -#include <asm-generic/statfs.h> -#else - -#ifndef __KERNEL_STRICT_NAMES - -#include <linux/types.h> - -typedef __kernel_fsid_t fsid_t; - -#endif - -/* - * This is ugly -- we're already 64-bit clean, so just duplicate the - * definitions. - */ -struct statfs { - int f_type; - int f_bsize; - long f_blocks; - long f_bfree; - long f_bavail; - long f_files; - long f_ffree; - __kernel_fsid_t f_fsid; - int f_namelen; - int f_frsize; - int f_spare[5]; -}; - -struct statfs64 { - int f_type; - int f_bsize; - long f_blocks; - long f_bfree; - long f_bavail; - long f_files; - long f_ffree; - __kernel_fsid_t f_fsid; - int f_namelen; - int f_frsize; - int f_spare[5]; -}; - -struct compat_statfs64 { - __u32 f_type; - __u32 f_bsize; - __u64 f_blocks; - __u64 f_bfree; - __u64 f_bavail; - __u64 f_files; - __u64 f_ffree; - __kernel_fsid_t f_fsid; - __u32 f_namelen; - __u32 f_frsize; - __u32 f_spare[5]; -}; - -#endif /* __s390x__ */ -#endif diff --git a/include/asm-s390/string.h b/include/asm-s390/string.h deleted file mode 100644 index 23a4c390489..00000000000 --- a/include/asm-s390/string.h +++ /dev/null @@ -1,137 +0,0 @@ -/* - * include/asm-s390/string.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - */ - -#ifndef _S390_STRING_H_ -#define _S390_STRING_H_ - -#ifdef __KERNEL__ - -#ifndef _LINUX_TYPES_H -#include <linux/types.h> -#endif - -#define __HAVE_ARCH_MEMCHR /* inline & arch function */ -#define __HAVE_ARCH_MEMCMP /* arch function */ -#define __HAVE_ARCH_MEMCPY /* gcc builtin & arch function */ -#define __HAVE_ARCH_MEMSCAN /* inline & arch function */ -#define __HAVE_ARCH_MEMSET /* gcc builtin & arch function */ -#define __HAVE_ARCH_STRCAT /* inline & arch function */ -#define __HAVE_ARCH_STRCMP /* arch function */ -#define __HAVE_ARCH_STRCPY /* inline & arch function */ -#define __HAVE_ARCH_STRLCAT /* arch function */ -#define __HAVE_ARCH_STRLCPY /* arch function */ -#define __HAVE_ARCH_STRLEN /* inline & arch function */ -#define __HAVE_ARCH_STRNCAT /* arch function */ -#define __HAVE_ARCH_STRNCPY /* arch function */ -#define __HAVE_ARCH_STRNLEN /* inline & arch function */ -#define __HAVE_ARCH_STRRCHR /* arch function */ -#define __HAVE_ARCH_STRSTR /* arch function */ - -/* Prototypes for non-inlined arch strings functions. */ -extern int memcmp(const void *, const void *, size_t); -extern void *memcpy(void *, const void *, size_t); -extern void *memset(void *, int, size_t); -extern int strcmp(const char *,const char *); -extern size_t strlcat(char *, const char *, size_t); -extern size_t strlcpy(char *, const char *, size_t); -extern char *strncat(char *, const char *, size_t); -extern char *strncpy(char *, const char *, size_t); -extern char *strrchr(const char *, int); -extern char *strstr(const char *, const char *); - -#undef __HAVE_ARCH_MEMMOVE -#undef __HAVE_ARCH_STRCHR -#undef __HAVE_ARCH_STRNCHR -#undef __HAVE_ARCH_STRNCMP -#undef __HAVE_ARCH_STRNICMP -#undef __HAVE_ARCH_STRPBRK -#undef __HAVE_ARCH_STRSEP -#undef __HAVE_ARCH_STRSPN - -#if !defined(IN_ARCH_STRING_C) - -static inline void *memchr(const void * s, int c, size_t n) -{ - register int r0 asm("0") = (char) c; - const void *ret = s + n; - - asm volatile ("0: srst %0,%1\n" - " jo 0b\n" - " jl 1f\n" - " la %0,0\n" - "1:" - : "+a" (ret), "+&a" (s) : "d" (r0) : "cc" ); - return (void *) ret; -} - -static inline void *memscan(void *s, int c, size_t n) -{ - register int r0 asm("0") = (char) c; - const void *ret = s + n; - - asm volatile ("0: srst %0,%1\n" - " jo 0b\n" - : "+a" (ret), "+&a" (s) : "d" (r0) : "cc" ); - return (void *) ret; -} - -static inline char *strcat(char *dst, const char *src) -{ - register int r0 asm("0") = 0; - unsigned long dummy; - char *ret = dst; - - asm volatile ("0: srst %0,%1\n" - " jo 0b\n" - "1: mvst %0,%2\n" - " jo 1b" - : "=&a" (dummy), "+a" (dst), "+a" (src) - : "d" (r0), "0" (0) : "cc", "memory" ); - return ret; -} - -static inline char *strcpy(char *dst, const char *src) -{ - register int r0 asm("0") = 0; - char *ret = dst; - - asm volatile ("0: mvst %0,%1\n" - " jo 0b" - : "+&a" (dst), "+&a" (src) : "d" (r0) - : "cc", "memory" ); - return ret; -} - -static inline size_t strlen(const char *s) -{ - register unsigned long r0 asm("0") = 0; - const char *tmp = s; - - asm volatile ("0: srst %0,%1\n" - " jo 0b" - : "+d" (r0), "+a" (tmp) : : "cc" ); - return r0 - (unsigned long) s; -} - -static inline size_t strnlen(const char * s, size_t n) -{ - register int r0 asm("0") = 0; - const char *tmp = s; - const char *end = s + n; - - asm volatile ("0: srst %0,%1\n" - " jo 0b" - : "+a" (end), "+a" (tmp) : "d" (r0) : "cc" ); - return end - s; -} - -#endif /* !IN_ARCH_STRING_C */ - -#endif /* __KERNEL__ */ - -#endif /* __S390_STRING_H_ */ diff --git a/include/asm-s390/suspend.h b/include/asm-s390/suspend.h deleted file mode 100644 index 1f34580e67a..00000000000 --- a/include/asm-s390/suspend.h +++ /dev/null @@ -1,5 +0,0 @@ -#ifndef __ASM_S390_SUSPEND_H -#define __ASM_S390_SUSPEND_H - -#endif - diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h deleted file mode 100644 index 864cae7e1fd..00000000000 --- a/include/asm-s390/system.h +++ /dev/null @@ -1,473 +0,0 @@ -/* - * include/asm-s390/system.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - * - * Derived from "include/asm-i386/system.h" - */ - -#ifndef __ASM_SYSTEM_H -#define __ASM_SYSTEM_H - -#include <linux/config.h> -#include <linux/kernel.h> -#include <asm/types.h> -#include <asm/ptrace.h> -#include <asm/setup.h> -#include <asm/processor.h> - -#ifdef __KERNEL__ - -struct task_struct; - -extern struct task_struct *__switch_to(void *, void *); - -#ifdef __s390x__ -#define __FLAG_SHIFT 56 -#else /* ! __s390x__ */ -#define __FLAG_SHIFT 24 -#endif /* ! __s390x__ */ - -static inline void save_fp_regs(s390_fp_regs *fpregs) -{ - asm volatile ( - " std 0,8(%1)\n" - " std 2,24(%1)\n" - " std 4,40(%1)\n" - " std 6,56(%1)" - : "=m" (*fpregs) : "a" (fpregs), "m" (*fpregs) : "memory" ); - if (!MACHINE_HAS_IEEE) - return; - asm volatile( - " stfpc 0(%1)\n" - " std 1,16(%1)\n" - " std 3,32(%1)\n" - " std 5,48(%1)\n" - " std 7,64(%1)\n" - " std 8,72(%1)\n" - " std 9,80(%1)\n" - " std 10,88(%1)\n" - " std 11,96(%1)\n" - " std 12,104(%1)\n" - " std 13,112(%1)\n" - " std 14,120(%1)\n" - " std 15,128(%1)\n" - : "=m" (*fpregs) : "a" (fpregs), "m" (*fpregs) : "memory" ); -} - -static inline void restore_fp_regs(s390_fp_regs *fpregs) -{ - asm volatile ( - " ld 0,8(%0)\n" - " ld 2,24(%0)\n" - " ld 4,40(%0)\n" - " ld 6,56(%0)" - : : "a" (fpregs), "m" (*fpregs) ); - if (!MACHINE_HAS_IEEE) - return; - asm volatile( - " lfpc 0(%0)\n" - " ld 1,16(%0)\n" - " ld 3,32(%0)\n" - " ld 5,48(%0)\n" - " ld 7,64(%0)\n" - " ld 8,72(%0)\n" - " ld 9,80(%0)\n" - " ld 10,88(%0)\n" - " ld 11,96(%0)\n" - " ld 12,104(%0)\n" - " ld 13,112(%0)\n" - " ld 14,120(%0)\n" - " ld 15,128(%0)\n" - : : "a" (fpregs), "m" (*fpregs) ); -} - -static inline void save_access_regs(unsigned int *acrs) -{ - asm volatile ("stam 0,15,0(%0)" : : "a" (acrs) : "memory" ); -} - -static inline void restore_access_regs(unsigned int *acrs) -{ - asm volatile ("lam 0,15,0(%0)" : : "a" (acrs) ); -} - -#define switch_to(prev,next,last) do { \ - if (prev == next) \ - break; \ - save_fp_regs(&prev->thread.fp_regs); \ - restore_fp_regs(&next->thread.fp_regs); \ - save_access_regs(&prev->thread.acrs[0]); \ - restore_access_regs(&next->thread.acrs[0]); \ - prev = __switch_to(prev,next); \ -} while (0) - -#ifdef CONFIG_VIRT_CPU_ACCOUNTING -extern void account_user_vtime(struct task_struct *); -extern void account_system_vtime(struct task_struct *); -#endif - -#define finish_arch_switch(prev) do { \ - set_fs(current->thread.mm_segment); \ - account_system_vtime(prev); \ -} while (0) - -#define nop() __asm__ __volatile__ ("nop") - -#define xchg(ptr,x) \ - ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(void *)(ptr),sizeof(*(ptr)))) - -static inline unsigned long __xchg(unsigned long x, void * ptr, int size) -{ - unsigned long addr, old; - int shift; - - switch (size) { - case 1: - addr = (unsigned long) ptr; - shift = (3 ^ (addr & 3)) << 3; - addr ^= addr & 3; - asm volatile( - " l %0,0(%4)\n" - "0: lr 0,%0\n" - " nr 0,%3\n" - " or 0,%2\n" - " cs %0,0,0(%4)\n" - " jl 0b\n" - : "=&d" (old), "=m" (*(int *) addr) - : "d" (x << shift), "d" (~(255 << shift)), "a" (addr), - "m" (*(int *) addr) : "memory", "cc", "0" ); - x = old >> shift; - break; - case 2: - addr = (unsigned long) ptr; - shift = (2 ^ (addr & 2)) << 3; - addr ^= addr & 2; - asm volatile( - " l %0,0(%4)\n" - "0: lr 0,%0\n" - " nr 0,%3\n" - " or 0,%2\n" - " cs %0,0,0(%4)\n" - " jl 0b\n" - : "=&d" (old), "=m" (*(int *) addr) - : "d" (x << shift), "d" (~(65535 << shift)), "a" (addr), - "m" (*(int *) addr) : "memory", "cc", "0" ); - x = old >> shift; - break; - case 4: - asm volatile ( - " l %0,0(%3)\n" - "0: cs %0,%2,0(%3)\n" - " jl 0b\n" - : "=&d" (old), "=m" (*(int *) ptr) - : "d" (x), "a" (ptr), "m" (*(int *) ptr) - : "memory", "cc" ); - x = old; - break; -#ifdef __s390x__ - case 8: - asm volatile ( - " lg %0,0(%3)\n" - "0: csg %0,%2,0(%3)\n" - " jl 0b\n" - : "=&d" (old), "=m" (*(long *) ptr) - : "d" (x), "a" (ptr), "m" (*(long *) ptr) - : "memory", "cc" ); - x = old; - break; -#endif /* __s390x__ */ - } - return x; -} - -/* - * Atomic compare and exchange. Compare OLD with MEM, if identical, - * store NEW in MEM. Return the initial value in MEM. Success is - * indicated by comparing RETURN with OLD. - */ - -#define __HAVE_ARCH_CMPXCHG 1 - -#define cmpxchg(ptr,o,n)\ - ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\ - (unsigned long)(n),sizeof(*(ptr)))) - -static inline unsigned long -__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) -{ - unsigned long addr, prev, tmp; - int shift; - - switch (size) { - case 1: - addr = (unsigned long) ptr; - shift = (3 ^ (addr & 3)) << 3; - addr ^= addr & 3; - asm volatile( - " l %0,0(%4)\n" - "0: nr %0,%5\n" - " lr %1,%0\n" - " or %0,%2\n" - " or %1,%3\n" - " cs %0,%1,0(%4)\n" - " jnl 1f\n" - " xr %1,%0\n" - " nr %1,%5\n" - " jnz 0b\n" - "1:" - : "=&d" (prev), "=&d" (tmp) - : "d" (old << shift), "d" (new << shift), "a" (ptr), - "d" (~(255 << shift)) - : "memory", "cc" ); - return prev >> shift; - case 2: - addr = (unsigned long) ptr; - shift = (2 ^ (addr & 2)) << 3; - addr ^= addr & 2; - asm volatile( - " l %0,0(%4)\n" - "0: nr %0,%5\n" - " lr %1,%0\n" - " or %0,%2\n" - " or %1,%3\n" - " cs %0,%1,0(%4)\n" - " jnl 1f\n" - " xr %1,%0\n" - " nr %1,%5\n" - " jnz 0b\n" - "1:" - : "=&d" (prev), "=&d" (tmp) - : "d" (old << shift), "d" (new << shift), "a" (ptr), - "d" (~(65535 << shift)) - : "memory", "cc" ); - return prev >> shift; - case 4: - asm volatile ( - " cs %0,%2,0(%3)\n" - : "=&d" (prev) : "0" (old), "d" (new), "a" (ptr) - : "memory", "cc" ); - return prev; -#ifdef __s390x__ - case 8: - asm volatile ( - " csg %0,%2,0(%3)\n" - : "=&d" (prev) : "0" (old), "d" (new), "a" (ptr) - : "memory", "cc" ); - return prev; -#endif /* __s390x__ */ - } - return old; -} - -/* - * Force strict CPU ordering. - * And yes, this is required on UP too when we're talking - * to devices. - * - * This is very similar to the ppc eieio/sync instruction in that is - * does a checkpoint syncronisation & makes sure that - * all memory ops have completed wrt other CPU's ( see 7-15 POP DJB ). - */ - -#define eieio() __asm__ __volatile__ ( "bcr 15,0" : : : "memory" ) -# define SYNC_OTHER_CORES(x) eieio() -#define mb() eieio() -#define rmb() eieio() -#define wmb() eieio() -#define read_barrier_depends() do { } while(0) -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() -#define smp_read_barrier_depends() read_barrier_depends() -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() - - -#define set_mb(var, value) do { var = value; mb(); } while (0) -#define set_wmb(var, value) do { var = value; wmb(); } while (0) - -/* interrupt control.. */ -#define local_irq_enable() ({ \ - unsigned long __dummy; \ - __asm__ __volatile__ ( \ - "stosm 0(%1),0x03" \ - : "=m" (__dummy) : "a" (&__dummy) : "memory" ); \ - }) - -#define local_irq_disable() ({ \ - unsigned long __flags; \ - __asm__ __volatile__ ( \ - "stnsm 0(%1),0xfc" : "=m" (__flags) : "a" (&__flags) ); \ - __flags; \ - }) - -#define local_save_flags(x) \ - __asm__ __volatile__("stosm 0(%1),0" : "=m" (x) : "a" (&x), "m" (x) ) - -#define local_irq_restore(x) \ - __asm__ __volatile__("ssm 0(%0)" : : "a" (&x), "m" (x) : "memory") - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - !((flags >> __FLAG_SHIFT) & 3); \ -}) - -#ifdef __s390x__ - -#define __ctl_load(array, low, high) ({ \ - typedef struct { char _[sizeof(array)]; } addrtype; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" \ - " lctlg 0,0,0(%0)\n" \ - "0: ex %1,0(1)" \ - : : "a" (&array), "a" (((low)<<4)+(high)), \ - "m" (*(addrtype *)(array)) : "1" ); \ - }) - -#define __ctl_store(array, low, high) ({ \ - typedef struct { char _[sizeof(array)]; } addrtype; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" \ - " stctg 0,0,0(%1)\n" \ - "0: ex %2,0(1)" \ - : "=m" (*(addrtype *)(array)) \ - : "a" (&array), "a" (((low)<<4)+(high)) : "1" ); \ - }) - -#define __ctl_set_bit(cr, bit) ({ \ - __u8 __dummy[24]; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" /* skip indirect insns */ \ - " stctg 0,0,0(%1)\n" \ - " lctlg 0,0,0(%1)\n" \ - "0: ex %2,0(1)\n" /* execute stctl */ \ - " lg 0,0(%1)\n" \ - " ogr 0,%3\n" /* set the bit */ \ - " stg 0,0(%1)\n" \ - "1: ex %2,6(1)" /* execute lctl */ \ - : "=m" (__dummy) \ - : "a" ((((unsigned long) &__dummy) + 7) & ~7UL), \ - "a" (cr*17), "a" (1L<<(bit)) \ - : "cc", "0", "1" ); \ - }) - -#define __ctl_clear_bit(cr, bit) ({ \ - __u8 __dummy[16]; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" /* skip indirect insns */ \ - " stctg 0,0,0(%1)\n" \ - " lctlg 0,0,0(%1)\n" \ - "0: ex %2,0(1)\n" /* execute stctl */ \ - " lg 0,0(%1)\n" \ - " ngr 0,%3\n" /* set the bit */ \ - " stg 0,0(%1)\n" \ - "1: ex %2,6(1)" /* execute lctl */ \ - : "=m" (__dummy) \ - : "a" ((((unsigned long) &__dummy) + 7) & ~7UL), \ - "a" (cr*17), "a" (~(1L<<(bit))) \ - : "cc", "0", "1" ); \ - }) - -#else /* __s390x__ */ - -#define __ctl_load(array, low, high) ({ \ - typedef struct { char _[sizeof(array)]; } addrtype; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" \ - " lctl 0,0,0(%0)\n" \ - "0: ex %1,0(1)" \ - : : "a" (&array), "a" (((low)<<4)+(high)), \ - "m" (*(addrtype *)(array)) : "1" ); \ - }) - -#define __ctl_store(array, low, high) ({ \ - typedef struct { char _[sizeof(array)]; } addrtype; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" \ - " stctl 0,0,0(%1)\n" \ - "0: ex %2,0(1)" \ - : "=m" (*(addrtype *)(array)) \ - : "a" (&array), "a" (((low)<<4)+(high)): "1" ); \ - }) - -#define __ctl_set_bit(cr, bit) ({ \ - __u8 __dummy[16]; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" /* skip indirect insns */ \ - " stctl 0,0,0(%1)\n" \ - " lctl 0,0,0(%1)\n" \ - "0: ex %2,0(1)\n" /* execute stctl */ \ - " l 0,0(%1)\n" \ - " or 0,%3\n" /* set the bit */ \ - " st 0,0(%1)\n" \ - "1: ex %2,4(1)" /* execute lctl */ \ - : "=m" (__dummy) \ - : "a" ((((unsigned long) &__dummy) + 7) & ~7UL), \ - "a" (cr*17), "a" (1<<(bit)) \ - : "cc", "0", "1" ); \ - }) - -#define __ctl_clear_bit(cr, bit) ({ \ - __u8 __dummy[16]; \ - __asm__ __volatile__ ( \ - " bras 1,0f\n" /* skip indirect insns */ \ - " stctl 0,0,0(%1)\n" \ - " lctl 0,0,0(%1)\n" \ - "0: ex %2,0(1)\n" /* execute stctl */ \ - " l 0,0(%1)\n" \ - " nr 0,%3\n" /* set the bit */ \ - " st 0,0(%1)\n" \ - "1: ex %2,4(1)" /* execute lctl */ \ - : "=m" (__dummy) \ - : "a" ((((unsigned long) &__dummy) + 7) & ~7UL), \ - "a" (cr*17), "a" (~(1<<(bit))) \ - : "cc", "0", "1" ); \ - }) -#endif /* __s390x__ */ - -/* For spinlocks etc */ -#define local_irq_save(x) ((x) = local_irq_disable()) - -/* - * Use to set psw mask except for the first byte which - * won't be changed by this function. - */ -static inline void -__set_psw_mask(unsigned long mask) -{ - local_save_flags(mask); - __load_psw_mask(mask); -} - -#define local_mcck_enable() __set_psw_mask(PSW_KERNEL_BITS) -#define local_mcck_disable() __set_psw_mask(PSW_KERNEL_BITS & ~PSW_MASK_MCHECK) - -#ifdef CONFIG_SMP - -extern void smp_ctl_set_bit(int cr, int bit); -extern void smp_ctl_clear_bit(int cr, int bit); -#define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit) -#define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit) - -#else - -#define ctl_set_bit(cr, bit) __ctl_set_bit(cr, bit) -#define ctl_clear_bit(cr, bit) __ctl_clear_bit(cr, bit) - -#endif /* CONFIG_SMP */ - -extern void (*_machine_restart)(char *command); -extern void (*_machine_halt)(void); -extern void (*_machine_power_off)(void); - -#define arch_align_stack(x) (x) - -#endif /* __KERNEL__ */ - -#endif - diff --git a/include/asm-s390/tape390.h b/include/asm-s390/tape390.h deleted file mode 100644 index f1d66ba0dee..00000000000 --- a/include/asm-s390/tape390.h +++ /dev/null @@ -1,39 +0,0 @@ -/************************************************************************* - * - * tape390.h - * enables user programs to display messages on the tape device - * - * S390 and zSeries version - * Copyright (C) 2001 IBM Corporation - * Author(s): Despina Papadopoulou <despina_p@de.ibm.com> - * - *************************************************************************/ - -#ifndef _TAPE390_H -#define _TAPE390_H - -#define TAPE390_DISPLAY _IOW('d', 1, struct display_struct) - -/* - * The TAPE390_DISPLAY ioctl calls the Load Display command - * which transfers 17 bytes of data from the channel to the subsystem: - * - 1 format control byte, and - * - two 8-byte messages - * - * Format control byte: - * 0-2: New Message Overlay - * 3: Alternate Messages - * 4: Blink Message - * 5: Display Low/High Message - * 6: Reserved - * 7: Automatic Load Request - * - */ - -typedef struct display_struct { - char cntrl; - char message1[8]; - char message2[8]; -} display_struct; - -#endif diff --git a/include/asm-s390/termbits.h b/include/asm-s390/termbits.h deleted file mode 100644 index eb3f8bfabf6..00000000000 --- a/include/asm-s390/termbits.h +++ /dev/null @@ -1,181 +0,0 @@ -/* - * include/asm-s390/termbits.h - * - * S390 version - * - * Derived from "include/asm-i386/termbits.h" - */ - -#ifndef __ARCH_S390_TERMBITS_H__ -#define __ARCH_S390_TERMBITS_H__ - -#include <linux/posix_types.h> - -typedef unsigned char cc_t; -typedef unsigned int speed_t; -typedef unsigned int tcflag_t; - -#define NCCS 19 -struct termios { - tcflag_t c_iflag; /* input mode flags */ - tcflag_t c_oflag; /* output mode flags */ - tcflag_t c_cflag; /* control mode flags */ - tcflag_t c_lflag; /* local mode flags */ - cc_t c_line; /* line discipline */ - cc_t c_cc[NCCS]; /* control characters */ -}; - -/* c_cc characters */ -#define VINTR 0 -#define VQUIT 1 -#define VERASE 2 -#define VKILL 3 -#define VEOF 4 -#define VTIME 5 -#define VMIN 6 -#define VSWTC 7 -#define VSTART 8 -#define VSTOP 9 -#define VSUSP 10 -#define VEOL 11 -#define VREPRINT 12 -#define VDISCARD 13 -#define VWERASE 14 -#define VLNEXT 15 -#define VEOL2 16 - -/* c_iflag bits */ -#define IGNBRK 0000001 -#define BRKINT 0000002 -#define IGNPAR 0000004 -#define PARMRK 0000010 -#define INPCK 0000020 -#define ISTRIP 0000040 -#define INLCR 0000100 -#define IGNCR 0000200 -#define ICRNL 0000400 -#define IUCLC 0001000 -#define IXON 0002000 -#define IXANY 0004000 -#define IXOFF 0010000 -#define IMAXBEL 0020000 -#define IUTF8 0040000 - -/* c_oflag bits */ -#define OPOST 0000001 -#define OLCUC 0000002 -#define ONLCR 0000004 -#define OCRNL 0000010 -#define ONOCR 0000020 -#define ONLRET 0000040 -#define OFILL 0000100 -#define OFDEL 0000200 -#define NLDLY 0000400 -#define NL0 0000000 -#define NL1 0000400 -#define CRDLY 0003000 -#define CR0 0000000 -#define CR1 0001000 -#define CR2 0002000 -#define CR3 0003000 -#define TABDLY 0014000 -#define TAB0 0000000 -#define TAB1 0004000 -#define TAB2 0010000 -#define TAB3 0014000 -#define XTABS 0014000 -#define BSDLY 0020000 -#define BS0 0000000 -#define BS1 0020000 -#define VTDLY 0040000 -#define VT0 0000000 -#define VT1 0040000 -#define FFDLY 0100000 -#define FF0 0000000 -#define FF1 0100000 - -/* c_cflag bit meaning */ -#define CBAUD 0010017 -#define B0 0000000 /* hang up */ -#define B50 0000001 -#define B75 0000002 -#define B110 0000003 -#define B134 0000004 -#define B150 0000005 -#define B200 0000006 -#define B300 0000007 -#define B600 0000010 -#define B1200 0000011 -#define B1800 0000012 -#define B2400 0000013 -#define B4800 0000014 -#define B9600 0000015 -#define B19200 0000016 -#define B38400 0000017 -#define EXTA B19200 -#define EXTB B38400 -#define CSIZE 0000060 -#define CS5 0000000 -#define CS6 0000020 -#define CS7 0000040 -#define CS8 0000060 -#define CSTOPB 0000100 -#define CREAD 0000200 -#define PARENB 0000400 -#define PARODD 0001000 -#define HUPCL 0002000 -#define CLOCAL 0004000 -#define CBAUDEX 0010000 -#define B57600 0010001 -#define B115200 0010002 -#define B230400 0010003 -#define B460800 0010004 -#define B500000 0010005 -#define B576000 0010006 -#define B921600 0010007 -#define B1000000 0010010 -#define B1152000 0010011 -#define B1500000 0010012 -#define B2000000 0010013 -#define B2500000 0010014 -#define B3000000 0010015 -#define B3500000 0010016 -#define B4000000 0010017 -#define CIBAUD 002003600000 /* input baud rate (not used) */ -#define CMSPAR 010000000000 /* mark or space (stick) parity */ -#define CRTSCTS 020000000000 /* flow control */ - -/* c_lflag bits */ -#define ISIG 0000001 -#define ICANON 0000002 -#define XCASE 0000004 -#define ECHO 0000010 -#define ECHOE 0000020 -#define ECHOK 0000040 -#define ECHONL 0000100 -#define NOFLSH 0000200 -#define TOSTOP 0000400 -#define ECHOCTL 0001000 -#define ECHOPRT 0002000 -#define ECHOKE 0004000 -#define FLUSHO 0010000 -#define PENDIN 0040000 -#define IEXTEN 0100000 - -/* tcflow() and TCXONC use these */ -#define TCOOFF 0 -#define TCOON 1 -#define TCIOFF 2 -#define TCION 3 - -/* tcflush() and TCFLSH use these */ -#define TCIFLUSH 0 -#define TCOFLUSH 1 -#define TCIOFLUSH 2 - -/* tcsetattr uses these */ -#define TCSANOW 0 -#define TCSADRAIN 1 -#define TCSAFLUSH 2 - -#endif diff --git a/include/asm-s390/termios.h b/include/asm-s390/termios.h deleted file mode 100644 index d1e29cca54c..00000000000 --- a/include/asm-s390/termios.h +++ /dev/null @@ -1,114 +0,0 @@ -/* - * include/asm-s390/termios.h - * - * S390 version - * - * Derived from "include/asm-i386/termios.h" - */ - -#ifndef _S390_TERMIOS_H -#define _S390_TERMIOS_H - -#include <asm/termbits.h> -#include <asm/ioctls.h> - -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; - -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - -/* line disciplines */ -#define N_TTY 0 -#define N_SLIP 1 -#define N_MOUSE 2 -#define N_PPP 3 -#define N_STRIP 4 -#define N_AX25 5 -#define N_X25 6 /* X.25 async */ -#define N_6PACK 7 -#define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */ -#define N_R3964 9 /* Reserved for Simatic R3964 module */ -#define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */ -#define N_IRDA 11 /* Linux IR - http://irda.sourceforge.net/ */ -#define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */ -#define N_HDLC 13 /* synchronous HDLC */ -#define N_SYNC_PPP 14 /* synchronous PPP */ -#define N_HCI 15 /* Bluetooth HCI UART */ - -#ifdef __KERNEL__ - -/* intr=^C quit=^\ erase=del kill=^U - eof=^D vtime=\0 vmin=\1 sxtc=\0 - start=^Q stop=^S susp=^Z eol=\0 - reprint=^R discard=^U werase=^W lnext=^V - eol2=\0 -*/ -#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" - -/* - * Translate a "termio" structure into a "termios". Ugh. - */ -#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ - unsigned short __tmp; \ - get_user(__tmp,&(termio)->x); \ - (termios)->x = (0xffff0000 & ((termios)->x)) | __tmp; \ -} - -#define user_termio_to_kernel_termios(termios, termio) \ -({ \ - SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ - copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ -}) - -/* - * Translate a "termios" structure into a "termio". Ugh. - */ -#define kernel_termios_to_user_termio(termio, termios) \ -({ \ - put_user((termios)->c_iflag, &(termio)->c_iflag); \ - put_user((termios)->c_oflag, &(termio)->c_oflag); \ - put_user((termios)->c_cflag, &(termio)->c_cflag); \ - put_user((termios)->c_lflag, &(termio)->c_lflag); \ - put_user((termios)->c_line, &(termio)->c_line); \ - copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ -}) - -#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) -#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) - -#endif /* __KERNEL__ */ - -#endif /* _S390_TERMIOS_H */ diff --git a/include/asm-s390/thread_info.h b/include/asm-s390/thread_info.h deleted file mode 100644 index 6c18a3f2431..00000000000 --- a/include/asm-s390/thread_info.h +++ /dev/null @@ -1,122 +0,0 @@ -/* - * include/asm-s390/thread_info.h - * - * S390 version - * Copyright (C) 2002 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -#ifndef _ASM_THREAD_INFO_H -#define _ASM_THREAD_INFO_H - -#ifdef __KERNEL__ - -/* - * Size of kernel stack for each process - */ -#ifndef __s390x__ -#ifndef __SMALL_STACK -#define THREAD_ORDER 1 -#define ASYNC_ORDER 1 -#else -#define THREAD_ORDER 0 -#define ASYNC_ORDER 0 -#endif -#else /* __s390x__ */ -#ifndef __SMALL_STACK -#define THREAD_ORDER 2 -#define ASYNC_ORDER 2 -#else -#define THREAD_ORDER 1 -#define ASYNC_ORDER 1 -#endif -#endif /* __s390x__ */ - -#define THREAD_SIZE (PAGE_SIZE << THREAD_ORDER) -#define ASYNC_SIZE (PAGE_SIZE << ASYNC_ORDER) - -#ifndef __ASSEMBLY__ -#include <asm/processor.h> -#include <asm/lowcore.h> - -/* - * low level task data that entry.S needs immediate access to - * - this struct should fit entirely inside of one cache line - * - this struct shares the supervisor stack pages - * - if the contents of this structure are changed, the assembly constants must also be changed - */ -struct thread_info { - struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ - unsigned long flags; /* low level flags */ - unsigned int cpu; /* current CPU */ - int preempt_count; /* 0 => preemptable, <0 => BUG */ - struct restart_block restart_block; -}; - -/* - * macros/functions for gaining access to the thread information structure - */ -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .exec_domain = &default_exec_domain, \ - .flags = 0, \ - .cpu = 0, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ -} - -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - -/* how to get the thread information struct from C */ -static inline struct thread_info *current_thread_info(void) -{ - return (struct thread_info *)((*(unsigned long *) __LC_KERNEL_STACK)-THREAD_SIZE); -} - -/* thread information allocation */ -#define alloc_thread_info(tsk) ((struct thread_info *) \ - __get_free_pages(GFP_KERNEL,THREAD_ORDER)) -#define free_thread_info(ti) free_pages((unsigned long) (ti),THREAD_ORDER) -#define get_thread_info(ti) get_task_struct((ti)->task) -#define put_thread_info(ti) put_task_struct((ti)->task) - -#endif - -/* - * thread information flags bit numbers - */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */ -#define TIF_SIGPENDING 2 /* signal pending */ -#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -#define TIF_RESTART_SVC 4 /* restart svc with new svc number */ -#define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */ -#define TIF_SINGLE_STEP 6 /* deliver sigtrap on return to user */ -#define TIF_MCCK_PENDING 7 /* machine check handling is pending */ -#define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ -#define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling - TIF_NEED_RESCHED */ -#define TIF_31BIT 18 /* 32bit process */ -#define TIF_MEMDIE 19 - -#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) -#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) -#define _TIF_RESTART_SVC (1<<TIF_RESTART_SVC) -#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) -#define _TIF_SINGLE_STEP (1<<TIF_SINGLE_STEP) -#define _TIF_MCCK_PENDING (1<<TIF_MCCK_PENDING) -#define _TIF_USEDFPU (1<<TIF_USEDFPU) -#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_31BIT (1<<TIF_31BIT) - -#endif /* __KERNEL__ */ - -#define PREEMPT_ACTIVE 0x4000000 - -#endif /* _ASM_THREAD_INFO_H */ diff --git a/include/asm-s390/timer.h b/include/asm-s390/timer.h deleted file mode 100644 index ea0788967c5..00000000000 --- a/include/asm-s390/timer.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * include/asm-s390/timer.h - * - * (C) Copyright IBM Corp. 2003 - * Virtual CPU timer - * - * Author: Jan Glauber (jang@de.ibm.com) - */ - -#ifndef _ASM_S390_TIMER_H -#define _ASM_S390_TIMER_H - -#include <linux/timer.h> - -#define VTIMER_MAX_SLICE (0x7ffffffffffff000LL) - -struct vtimer_list { - struct list_head entry; - - int cpu; - __u64 expires; - __u64 interval; - - spinlock_t lock; - unsigned long magic; - - void (*function)(unsigned long, struct pt_regs*); - unsigned long data; -}; - -/* the offset value will wrap after ca. 71 years */ -struct vtimer_queue { - struct list_head list; - spinlock_t lock; - __u64 to_expire; /* current event expire time */ - __u64 offset; /* list offset to zero */ - __u64 idle; /* temp var for idle */ -}; - -extern void init_virt_timer(struct vtimer_list *timer); -extern void add_virt_timer(void *new); -extern void add_virt_timer_periodic(void *new); -extern int mod_virt_timer(struct vtimer_list *timer, __u64 expires); -extern int del_virt_timer(struct vtimer_list *timer); - -#endif diff --git a/include/asm-s390/timex.h b/include/asm-s390/timex.h deleted file mode 100644 index 4848057dafe..00000000000 --- a/include/asm-s390/timex.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * include/asm-s390/timex.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * - * Derived from "include/asm-i386/timex.h" - * Copyright (C) 1992, Linus Torvalds - */ - -#ifndef _ASM_S390_TIMEX_H -#define _ASM_S390_TIMEX_H - -#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ - -typedef unsigned long long cycles_t; - -static inline cycles_t get_cycles(void) -{ - cycles_t cycles; - - __asm__("stck 0(%1)" : "=m" (cycles) : "a" (&cycles) : "cc"); - return cycles >> 2; -} - -static inline unsigned long long get_clock (void) -{ - unsigned long long clk; - - __asm__("stck 0(%1)" : "=m" (clk) : "a" (&clk) : "cc"); - return clk; -} - -#endif diff --git a/include/asm-s390/tlb.h b/include/asm-s390/tlb.h deleted file mode 100644 index 51bd957b85b..00000000000 --- a/include/asm-s390/tlb.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef _S390_TLB_H -#define _S390_TLB_H - -/* - * s390 doesn't need any special per-pte or - * per-vma handling.. - */ -#define tlb_start_vma(tlb, vma) do { } while (0) -#define tlb_end_vma(tlb, vma) do { } while (0) -#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) - -/* - * .. because we flush the whole mm when it - * fills up. - */ -#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm) - -#include <asm-generic/tlb.h> - -#endif diff --git a/include/asm-s390/tlbflush.h b/include/asm-s390/tlbflush.h deleted file mode 100644 index 1bb73b0e61f..00000000000 --- a/include/asm-s390/tlbflush.h +++ /dev/null @@ -1,153 +0,0 @@ -#ifndef _S390_TLBFLUSH_H -#define _S390_TLBFLUSH_H - -#include <linux/config.h> -#include <linux/mm.h> -#include <asm/processor.h> - -/* - * TLB flushing: - * - * - flush_tlb() flushes the current mm struct TLBs - * - flush_tlb_all() flushes all processes TLBs - * - flush_tlb_mm(mm) flushes the specified mm context TLB's - * - flush_tlb_page(vma, vmaddr) flushes one page - * - flush_tlb_range(vma, start, end) flushes a range of pages - * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables - */ - -/* - * S/390 has three ways of flushing TLBs - * 'ptlb' does a flush of the local processor - * 'csp' flushes the TLBs on all PUs of a SMP - * 'ipte' invalidates a pte in a page table and flushes that out of - * the TLBs of all PUs of a SMP - */ - -#define local_flush_tlb() \ -do { __asm__ __volatile__("ptlb": : :"memory"); } while (0) - -#ifndef CONFIG_SMP - -/* - * We always need to flush, since s390 does not flush tlb - * on each context switch - */ - -static inline void flush_tlb(void) -{ - local_flush_tlb(); -} -static inline void flush_tlb_all(void) -{ - local_flush_tlb(); -} -static inline void flush_tlb_mm(struct mm_struct *mm) -{ - local_flush_tlb(); -} -static inline void flush_tlb_page(struct vm_area_struct *vma, - unsigned long addr) -{ - local_flush_tlb(); -} -static inline void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) -{ - local_flush_tlb(); -} - -#define flush_tlb_kernel_range(start, end) \ - local_flush_tlb(); - -#else - -#include <asm/smp.h> - -extern void smp_ptlb_all(void); - -static inline void global_flush_tlb(void) -{ -#ifndef __s390x__ - if (!MACHINE_HAS_CSP) { - smp_ptlb_all(); - return; - } -#endif /* __s390x__ */ - { - register unsigned long addr asm("4"); - long dummy; - - dummy = 0; - addr = ((unsigned long) &dummy) + 1; - __asm__ __volatile__ ( - " slr 2,2\n" - " slr 3,3\n" - " csp 2,%0" - : : "a" (addr), "m" (dummy) : "cc", "2", "3" ); - } -} - -/* - * We only have to do global flush of tlb if process run since last - * flush on any other pu than current. - * If we have threads (mm->count > 1) we always do a global flush, - * since the process runs on more than one processor at the same time. - */ - -static inline void __flush_tlb_mm(struct mm_struct * mm) -{ - cpumask_t local_cpumask; - - if (unlikely(cpus_empty(mm->cpu_vm_mask))) - return; - if (MACHINE_HAS_IDTE) { - asm volatile (".insn rrf,0xb98e0000,0,%0,%1,0" - : : "a" (2048), - "a" (__pa(mm->pgd)&PAGE_MASK) : "cc" ); - return; - } - preempt_disable(); - local_cpumask = cpumask_of_cpu(smp_processor_id()); - if (cpus_equal(mm->cpu_vm_mask, local_cpumask)) - local_flush_tlb(); - else - global_flush_tlb(); - preempt_enable(); -} - -static inline void flush_tlb(void) -{ - __flush_tlb_mm(current->mm); -} -static inline void flush_tlb_all(void) -{ - global_flush_tlb(); -} -static inline void flush_tlb_mm(struct mm_struct *mm) -{ - __flush_tlb_mm(mm); -} -static inline void flush_tlb_page(struct vm_area_struct *vma, - unsigned long addr) -{ - __flush_tlb_mm(vma->vm_mm); -} -static inline void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) -{ - __flush_tlb_mm(vma->vm_mm); -} - -#define flush_tlb_kernel_range(start, end) global_flush_tlb() - -#endif - -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* S/390 does not keep any page table caches in TLB */ -} - -#endif /* _S390_TLBFLUSH_H */ diff --git a/include/asm-s390/todclk.h b/include/asm-s390/todclk.h deleted file mode 100644 index c7f62055488..00000000000 --- a/include/asm-s390/todclk.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * File...........: linux/include/asm/todclk.h - * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com> - * Bugreports.to..: <Linux390@de.ibm.com> - * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000 - * - * History of changes (starts July 2000) - */ - -#ifndef __ASM_TODCLK_H -#define __ASM_TODCLK_H - -#ifdef __KERNEL__ - -#define TOD_uSEC (0x1000ULL) -#define TOD_mSEC (1000 * TOD_uSEC) -#define TOD_SEC (1000 * TOD_mSEC) -#define TOD_MIN (60 * TOD_SEC) -#define TOD_HOUR (60 * TOD_MIN) - -#endif - -#endif diff --git a/include/asm-s390/topology.h b/include/asm-s390/topology.h deleted file mode 100644 index 613aa64019d..00000000000 --- a/include/asm-s390/topology.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_S390_TOPOLOGY_H -#define _ASM_S390_TOPOLOGY_H - -#include <asm-generic/topology.h> - -#endif /* _ASM_S390_TOPOLOGY_H */ diff --git a/include/asm-s390/types.h b/include/asm-s390/types.h deleted file mode 100644 index 3fefd61416a..00000000000 --- a/include/asm-s390/types.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * include/asm-s390/types.h - * - * S390 version - * - * Derived from "include/asm-i386/types.h" - */ - -#ifndef _S390_TYPES_H -#define _S390_TYPES_H - -#ifndef __ASSEMBLY__ - -typedef unsigned short umode_t; - -/* - * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the - * header files exported to user space - */ - -typedef __signed__ char __s8; -typedef unsigned char __u8; - -typedef __signed__ short __s16; -typedef unsigned short __u16; - -typedef __signed__ int __s32; -typedef unsigned int __u32; - -#ifndef __s390x__ -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) -typedef __signed__ long long __s64; -typedef unsigned long long __u64; -#endif -#else /* __s390x__ */ -typedef __signed__ long __s64; -typedef unsigned long __u64; -#endif - -/* A address type so that arithmetic can be done on it & it can be upgraded to - 64 bit when necessary -*/ -typedef unsigned long addr_t; -typedef __signed__ long saddr_t; - -#endif /* __ASSEMBLY__ */ - -/* - * These aren't exported outside the kernel to avoid name space clashes - */ -#ifdef __KERNEL__ - -#ifndef __s390x__ -#define BITS_PER_LONG 32 -#else -#define BITS_PER_LONG 64 -#endif - -#ifndef __ASSEMBLY__ - -#include <linux/config.h> - -typedef signed char s8; -typedef unsigned char u8; - -typedef signed short s16; -typedef unsigned short u16; - -typedef signed int s32; -typedef unsigned int u32; - -#ifndef __s390x__ -typedef signed long long s64; -typedef unsigned long long u64; -#else /* __s390x__ */ -typedef signed long s64; -typedef unsigned long u64; -#endif /* __s390x__ */ - -typedef u32 dma_addr_t; - -typedef unsigned int kmem_bufctl_t; - -#ifndef __s390x__ -typedef union { - unsigned long long pair; - struct { - unsigned long even; - unsigned long odd; - } subreg; -} register_pair; - -#ifdef CONFIG_LBD -typedef u64 sector_t; -#define HAVE_SECTOR_T -#endif - -#endif /* ! __s390x__ */ -#endif /* __ASSEMBLY__ */ -#endif /* __KERNEL__ */ -#endif /* _S390_TYPES_H */ diff --git a/include/asm-s390/uaccess.h b/include/asm-s390/uaccess.h deleted file mode 100644 index a7f43a251f8..00000000000 --- a/include/asm-s390/uaccess.h +++ /dev/null @@ -1,436 +0,0 @@ -/* - * include/asm-s390/uaccess.h - * - * S390 version - * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Hartmut Penner (hp@de.ibm.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/uaccess.h" - */ -#ifndef __S390_UACCESS_H -#define __S390_UACCESS_H - -/* - * User space memory access functions - */ -#include <linux/sched.h> -#include <linux/errno.h> - -#define VERIFY_READ 0 -#define VERIFY_WRITE 1 - - -/* - * The fs value determines whether argument validity checking should be - * performed or not. If get_fs() == USER_DS, checking is performed, with - * get_fs() == KERNEL_DS, checking is bypassed. - * - * For historical reasons, these macros are grossly misnamed. - */ - -#define MAKE_MM_SEG(a) ((mm_segment_t) { (a) }) - - -#define KERNEL_DS MAKE_MM_SEG(0) -#define USER_DS MAKE_MM_SEG(1) - -#define get_ds() (KERNEL_DS) -#define get_fs() (current->thread.mm_segment) - -#ifdef __s390x__ -#define set_fs(x) \ -({ \ - unsigned long __pto; \ - current->thread.mm_segment = (x); \ - __pto = current->thread.mm_segment.ar4 ? \ - S390_lowcore.user_asce : S390_lowcore.kernel_asce; \ - asm volatile ("lctlg 7,7,%0" : : "m" (__pto) ); \ -}) -#else -#define set_fs(x) \ -({ \ - unsigned long __pto; \ - current->thread.mm_segment = (x); \ - __pto = current->thread.mm_segment.ar4 ? \ - S390_lowcore.user_asce : S390_lowcore.kernel_asce; \ - asm volatile ("lctl 7,7,%0" : : "m" (__pto) ); \ -}) -#endif - -#define segment_eq(a,b) ((a).ar4 == (b).ar4) - - -#define __access_ok(addr,size) (1) - -#define access_ok(type,addr,size) __access_ok(addr,size) - -/* this function will go away soon - use access_ok() instead */ -extern inline int __deprecated verify_area(int type, const void __user *addr, - unsigned long size) -{ - return access_ok(type, addr, size) ? 0 : -EFAULT; -} - -/* - * The exception table consists of pairs of addresses: the first is the - * address of an instruction that is allowed to fault, and the second is - * the address at which the program should continue. No registers are - * modified, so it is entirely up to the continuation code to figure out - * what to do. - * - * All the routines below use bits of fixup code that are out of line - * with the main instruction path. This means when everything is well, - * we don't even have to jump over them. Further, they do not intrude - * on our cache or tlb entries. - */ - -struct exception_table_entry -{ - unsigned long insn, fixup; -}; - -#ifndef __s390x__ -#define __uaccess_fixup \ - ".section .fixup,\"ax\"\n" \ - "2: lhi %0,%4\n" \ - " bras 1,3f\n" \ - " .long 1b\n" \ - "3: l 1,0(1)\n" \ - " br 1\n" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 4\n" \ - " .long 0b,2b\n" \ - ".previous" -#define __uaccess_clobber "cc", "1" -#else /* __s390x__ */ -#define __uaccess_fixup \ - ".section .fixup,\"ax\"\n" \ - "2: lghi %0,%4\n" \ - " jg 1b\n" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 8\n" \ - " .quad 0b,2b\n" \ - ".previous" -#define __uaccess_clobber "cc" -#endif /* __s390x__ */ - -/* - * These are the main single-value transfer routines. They automatically - * use the right size if we just have the right pointer type. - */ -#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) -#define __put_user_asm(x, ptr, err) \ -({ \ - err = 0; \ - asm volatile( \ - "0: mvcs 0(%1,%2),%3,%0\n" \ - "1:\n" \ - __uaccess_fixup \ - : "+&d" (err) \ - : "d" (sizeof(*(ptr))), "a" (ptr), "Q" (x), \ - "K" (-EFAULT) \ - : __uaccess_clobber ); \ -}) -#else -#define __put_user_asm(x, ptr, err) \ -({ \ - err = 0; \ - asm volatile( \ - "0: mvcs 0(%1,%2),0(%3),%0\n" \ - "1:\n" \ - __uaccess_fixup \ - : "+&d" (err) \ - : "d" (sizeof(*(ptr))), "a" (ptr), "a" (&(x)), \ - "K" (-EFAULT), "m" (x) \ - : __uaccess_clobber ); \ -}) -#endif - -#ifndef __CHECKER__ -#define __put_user(x, ptr) \ -({ \ - __typeof__(*(ptr)) __x = (x); \ - int __pu_err; \ - switch (sizeof (*(ptr))) { \ - case 1: \ - case 2: \ - case 4: \ - case 8: \ - __put_user_asm(__x, ptr, __pu_err); \ - break; \ - default: \ - __put_user_bad(); \ - break; \ - } \ - __pu_err; \ -}) -#else -#define __put_user(x, ptr) \ -({ \ - void __user *p; \ - p = (ptr); \ - 0; \ -}) -#endif - -#define put_user(x, ptr) \ -({ \ - might_sleep(); \ - __put_user(x, ptr); \ -}) - - -extern int __put_user_bad(void) __attribute__((noreturn)); - -#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) -#define __get_user_asm(x, ptr, err) \ -({ \ - err = 0; \ - asm volatile ( \ - "0: mvcp %O1(%2,%R1),0(%3),%0\n" \ - "1:\n" \ - __uaccess_fixup \ - : "+&d" (err), "=Q" (x) \ - : "d" (sizeof(*(ptr))), "a" (ptr), \ - "K" (-EFAULT) \ - : __uaccess_clobber ); \ -}) -#else -#define __get_user_asm(x, ptr, err) \ -({ \ - err = 0; \ - asm volatile ( \ - "0: mvcp 0(%2,%5),0(%3),%0\n" \ - "1:\n" \ - __uaccess_fixup \ - : "+&d" (err), "=m" (x) \ - : "d" (sizeof(*(ptr))), "a" (ptr), \ - "K" (-EFAULT), "a" (&(x)) \ - : __uaccess_clobber ); \ -}) -#endif - -#ifndef __CHECKER__ -#define __get_user(x, ptr) \ -({ \ - __typeof__(*(ptr)) __x; \ - int __gu_err; \ - switch (sizeof(*(ptr))) { \ - case 1: \ - case 2: \ - case 4: \ - case 8: \ - __get_user_asm(__x, ptr, __gu_err); \ - break; \ - default: \ - __get_user_bad(); \ - break; \ - } \ - (x) = __x; \ - __gu_err; \ -}) -#else -#define __get_user(x, ptr) \ -({ \ - void __user *p; \ - p = (ptr); \ - 0; \ -}) -#endif - - -#define get_user(x, ptr) \ -({ \ - might_sleep(); \ - __get_user(x, ptr); \ -}) - -extern int __get_user_bad(void) __attribute__((noreturn)); - -#define __put_user_unaligned __put_user -#define __get_user_unaligned __get_user - -extern long __copy_to_user_asm(const void *from, long n, void __user *to); - -/** - * __copy_to_user: - Copy a block of data into user space, with less checking. - * @to: Destination address, in user space. - * @from: Source address, in kernel space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep. - * - * Copy data from kernel space to user space. Caller must check - * the specified block with access_ok() before calling this function. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - */ -static inline unsigned long -__copy_to_user(void __user *to, const void *from, unsigned long n) -{ - return __copy_to_user_asm(from, n, to); -} - -#define __copy_to_user_inatomic __copy_to_user -#define __copy_from_user_inatomic __copy_from_user - -/** - * copy_to_user: - Copy a block of data into user space. - * @to: Destination address, in user space. - * @from: Source address, in kernel space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep. - * - * Copy data from kernel space to user space. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - */ -static inline unsigned long -copy_to_user(void __user *to, const void *from, unsigned long n) -{ - might_sleep(); - if (access_ok(VERIFY_WRITE, to, n)) - n = __copy_to_user(to, from, n); - return n; -} - -extern long __copy_from_user_asm(void *to, long n, const void __user *from); - -/** - * __copy_from_user: - Copy a block of data from user space, with less checking. - * @to: Destination address, in kernel space. - * @from: Source address, in user space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep. - * - * Copy data from user space to kernel space. Caller must check - * the specified block with access_ok() before calling this function. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - * - * If some data could not be copied, this function will pad the copied - * data to the requested size using zero bytes. - */ -static inline unsigned long -__copy_from_user(void *to, const void __user *from, unsigned long n) -{ - return __copy_from_user_asm(to, n, from); -} - -/** - * copy_from_user: - Copy a block of data from user space. - * @to: Destination address, in kernel space. - * @from: Source address, in user space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep. - * - * Copy data from user space to kernel space. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - * - * If some data could not be copied, this function will pad the copied - * data to the requested size using zero bytes. - */ -static inline unsigned long -copy_from_user(void *to, const void __user *from, unsigned long n) -{ - might_sleep(); - if (access_ok(VERIFY_READ, from, n)) - n = __copy_from_user(to, from, n); - else - memset(to, 0, n); - return n; -} - -extern unsigned long __copy_in_user_asm(const void __user *from, long n, - void __user *to); - -static inline unsigned long -__copy_in_user(void __user *to, const void __user *from, unsigned long n) -{ - return __copy_in_user_asm(from, n, to); -} - -static inline unsigned long -copy_in_user(void __user *to, const void __user *from, unsigned long n) -{ - might_sleep(); - if (__access_ok(from,n) && __access_ok(to,n)) - n = __copy_in_user_asm(from, n, to); - return n; -} - -/* - * Copy a null terminated string from userspace. - */ -extern long __strncpy_from_user_asm(long count, char *dst, - const char __user *src); - -static inline long -strncpy_from_user(char *dst, const char __user *src, long count) -{ - long res = -EFAULT; - might_sleep(); - if (access_ok(VERIFY_READ, src, 1)) - res = __strncpy_from_user_asm(count, dst, src); - return res; -} - - -extern long __strnlen_user_asm(long count, const char __user *src); - -static inline unsigned long -strnlen_user(const char __user * src, unsigned long n) -{ - might_sleep(); - return __strnlen_user_asm(n, src); -} - -/** - * strlen_user: - Get the size of a string in user space. - * @str: The string to measure. - * - * Context: User context only. This function may sleep. - * - * Get the size of a NUL-terminated string in user space. - * - * Returns the size of the string INCLUDING the terminating NUL. - * On exception, returns 0. - * - * If there is a limit on the length of a valid string, you may wish to - * consider using strnlen_user() instead. - */ -#define strlen_user(str) strnlen_user(str, ~0UL) - -/* - * Zero Userspace - */ - -extern long __clear_user_asm(void __user *to, long n); - -static inline unsigned long -__clear_user(void __user *to, unsigned long n) -{ - return __clear_user_asm(to, n); -} - -static inline unsigned long -clear_user(void __user *to, unsigned long n) -{ - might_sleep(); - if (access_ok(VERIFY_WRITE, to, n)) - n = __clear_user_asm(to, n); - return n; -} - -#endif /* __S390_UACCESS_H */ diff --git a/include/asm-s390/ucontext.h b/include/asm-s390/ucontext.h deleted file mode 100644 index d69bec0b03f..00000000000 --- a/include/asm-s390/ucontext.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * include/asm-s390/ucontext.h - * - * S390 version - * - * Derived from "include/asm-i386/ucontext.h" - */ - -#ifndef _ASM_S390_UCONTEXT_H -#define _ASM_S390_UCONTEXT_H - -struct ucontext { - unsigned long uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - _sigregs uc_mcontext; - sigset_t uc_sigmask; /* mask last for extensibility */ -}; - -#endif /* !_ASM_S390_UCONTEXT_H */ diff --git a/include/asm-s390/unaligned.h b/include/asm-s390/unaligned.h deleted file mode 100644 index 8ee86dbedd1..00000000000 --- a/include/asm-s390/unaligned.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * include/asm-s390/unaligned.h - * - * S390 version - * - * Derived from "include/asm-i386/unaligned.h" - */ - -#ifndef __S390_UNALIGNED_H -#define __S390_UNALIGNED_H - -/* - * The S390 can do unaligned accesses itself. - * - * The strange macros are there to make sure these can't - * be misused in a way that makes them not work on other - * architectures where unaligned accesses aren't as simple. - */ - -#define get_unaligned(ptr) (*(ptr)) - -#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) )) - -#endif diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h deleted file mode 100644 index 363db45f8d0..00000000000 --- a/include/asm-s390/unistd.h +++ /dev/null @@ -1,605 +0,0 @@ -/* - * include/asm-s390/unistd.h - * - * S390 version - * - * Derived from "include/asm-i386/unistd.h" - */ - -#ifndef _ASM_S390_UNISTD_H_ -#define _ASM_S390_UNISTD_H_ - -/* - * This file contains the system call numbers. - */ - -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_restart_syscall 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_pause 29 -#define __NR_utime 30 -#define __NR_access 33 -#define __NR_nice 34 -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 -#define __NR_ioctl 54 -#define __NR_fcntl 55 -#define __NR_setpgid 57 -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 -#define __NR_symlink 83 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 -#define __NR_statfs 99 -#define __NR_fstatfs 100 -#define __NR_ioperm 101 -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_lookup_dcookie 110 -#define __NR_vhangup 111 -#define __NR_idle 112 -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 -#define __NR_create_module 127 -#define __NR_init_module 128 -#define __NR_delete_module 129 -#define __NR_get_kernel_syms 130 -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 -#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 -#define __NR_query_module 167 -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 -#define __NR_getpmsg 188 -#define __NR_putpmsg 189 -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 -#define __NR_readahead 222 -#define __NR_sendfile64 223 -#define __NR_setxattr 224 -#define __NR_lsetxattr 225 -#define __NR_fsetxattr 226 -#define __NR_getxattr 227 -#define __NR_lgetxattr 228 -#define __NR_fgetxattr 229 -#define __NR_listxattr 230 -#define __NR_llistxattr 231 -#define __NR_flistxattr 232 -#define __NR_removexattr 233 -#define __NR_lremovexattr 234 -#define __NR_fremovexattr 235 -#define __NR_gettid 236 -#define __NR_tkill 237 -#define __NR_futex 238 -#define __NR_sched_setaffinity 239 -#define __NR_sched_getaffinity 240 -#define __NR_tgkill 241 -/* Number 242 is reserved for tux */ -#define __NR_io_setup 243 -#define __NR_io_destroy 244 -#define __NR_io_getevents 245 -#define __NR_io_submit 246 -#define __NR_io_cancel 247 -#define __NR_exit_group 248 -#define __NR_epoll_create 249 -#define __NR_epoll_ctl 250 -#define __NR_epoll_wait 251 -#define __NR_set_tid_address 252 -#define __NR_fadvise64 253 -#define __NR_timer_create 254 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -/* Number 263 is reserved for vserver */ -#define __NR_fadvise64_64 264 -#define __NR_statfs64 265 -#define __NR_fstatfs64 266 -#define __NR_remap_file_pages 267 -/* Number 268 is reserved for new sys_mbind */ -/* Number 269 is reserved for new sys_get_mempolicy */ -/* Number 270 is reserved for new sys_set_mempolicy */ -#define __NR_mq_open 271 -#define __NR_mq_unlink 272 -#define __NR_mq_timedsend 273 -#define __NR_mq_timedreceive 274 -#define __NR_mq_notify 275 -#define __NR_mq_getsetattr 276 -#define __NR_kexec_load 277 -#define __NR_add_key 278 -#define __NR_request_key 279 -#define __NR_keyctl 280 -#define __NR_waitid 281 - -#define NR_syscalls 282 - -/* - * There are some system calls that are not present on 64 bit, some - * have a different name although they do the same (e.g. __NR_chown32 - * is __NR_chown on 64 bit). - */ -#ifdef __s390x__ -#undef __NR_time -#undef __NR_lchown -#undef __NR_setuid -#undef __NR_getuid -#undef __NR_stime -#undef __NR_setgid -#undef __NR_getgid -#undef __NR_geteuid -#undef __NR_getegid -#undef __NR_setreuid -#undef __NR_setregid -#undef __NR_getrlimit -#undef __NR_getgroups -#undef __NR_setgroups -#undef __NR_fchown -#undef __NR_ioperm -#undef __NR_setfsuid -#undef __NR_setfsgid -#undef __NR__llseek -#undef __NR__newselect -#undef __NR_setresuid -#undef __NR_getresuid -#undef __NR_setresgid -#undef __NR_getresgid -#undef __NR_chown -#undef __NR_ugetrlimit -#undef __NR_mmap2 -#undef __NR_truncate64 -#undef __NR_ftruncate64 -#undef __NR_stat64 -#undef __NR_lstat64 -#undef __NR_fstat64 -#undef __NR_lchown32 -#undef __NR_getuid32 -#undef __NR_getgid32 -#undef __NR_geteuid32 -#undef __NR_getegid32 -#undef __NR_setreuid32 -#undef __NR_setregid32 -#undef __NR_getgroups32 -#undef __NR_setgroups32 -#undef __NR_fchown32 -#undef __NR_setresuid32 -#undef __NR_getresuid32 -#undef __NR_setresgid32 -#undef __NR_getresgid32 -#undef __NR_chown32 -#undef __NR_setuid32 -#undef __NR_setgid32 -#undef __NR_setfsuid32 -#undef __NR_setfsgid32 -#undef __NR_fcntl64 -#undef __NR_sendfile64 -#undef __NR_fadvise64_64 - -#define __NR_select 142 -#define __NR_getrlimit 191 /* SuS compliant getrlimit */ -#define __NR_lchown 198 -#define __NR_getuid 199 -#define __NR_getgid 200 -#define __NR_geteuid 201 -#define __NR_getegid 202 -#define __NR_setreuid 203 -#define __NR_setregid 204 -#define __NR_getgroups 205 -#define __NR_setgroups 206 -#define __NR_fchown 207 -#define __NR_setresuid 208 -#define __NR_getresuid 209 -#define __NR_setresgid 210 -#define __NR_getresgid 211 -#define __NR_chown 212 -#define __NR_setuid 213 -#define __NR_setgid 214 -#define __NR_setfsuid 215 -#define __NR_setfsgid 216 - -#endif - -/* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */ - -#define __syscall_return(type, res) \ -do { \ - if ((unsigned long)(res) >= (unsigned long)(-125)) { \ - errno = -(res); \ - res = -1; \ - } \ - return (type) (res); \ -} while (0) - -#define _svc_clobber "1", "cc", "memory" - -#define _syscall0(type,name) \ -type name(void) { \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#define _syscall1(type,name,type1,arg1) \ -type name(type1 arg1) { \ - register type1 __arg1 asm("2") = arg1; \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name), \ - "0" (__arg1) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#define _syscall2(type,name,type1,arg1,type2,arg2) \ -type name(type1 arg1, type2 arg2) { \ - register type1 __arg1 asm("2") = arg1; \ - register type2 __arg2 asm("3") = arg2; \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name), \ - "0" (__arg1), \ - "d" (__arg2) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)\ -type name(type1 arg1, type2 arg2, type3 arg3) { \ - register type1 __arg1 asm("2") = arg1; \ - register type2 __arg2 asm("3") = arg2; \ - register type3 __arg3 asm("4") = arg3; \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name), \ - "0" (__arg1), \ - "d" (__arg2), \ - "d" (__arg3) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,\ - type4,name4) \ -type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \ - register type1 __arg1 asm("2") = arg1; \ - register type2 __arg2 asm("3") = arg2; \ - register type3 __arg3 asm("4") = arg3; \ - register type4 __arg4 asm("5") = arg4; \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name), \ - "0" (__arg1), \ - "d" (__arg2), \ - "d" (__arg3), \ - "d" (__arg4) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,\ - type4,name4,type5,name5) \ -type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \ - type5 arg5) { \ - register type1 __arg1 asm("2") = arg1; \ - register type2 __arg2 asm("3") = arg2; \ - register type3 __arg3 asm("4") = arg3; \ - register type4 __arg4 asm("5") = arg4; \ - register type5 __arg5 asm("6") = arg5; \ - register long __svcres asm("2"); \ - long __res; \ - __asm__ __volatile__ ( \ - " .if %1 < 256\n" \ - " svc %b1\n" \ - " .else\n" \ - " la %%r1,%1\n" \ - " svc 0\n" \ - " .endif" \ - : "=d" (__svcres) \ - : "i" (__NR_##name), \ - "0" (__arg1), \ - "d" (__arg2), \ - "d" (__arg3), \ - "d" (__arg4), \ - "d" (__arg5) \ - : _svc_clobber ); \ - __res = __svcres; \ - __syscall_return(type,__res); \ -} - -#ifdef __KERNEL__ -#define __ARCH_WANT_IPC_PARSE_VERSION -#define __ARCH_WANT_OLD_READDIR -#define __ARCH_WANT_SYS_ALARM -#define __ARCH_WANT_SYS_GETHOSTNAME -#define __ARCH_WANT_SYS_PAUSE -#define __ARCH_WANT_SYS_SIGNAL -#define __ARCH_WANT_SYS_UTIME -#define __ARCH_WANT_SYS_SOCKETCALL -#define __ARCH_WANT_SYS_FADVISE64 -#define __ARCH_WANT_SYS_GETPGRP -#define __ARCH_WANT_SYS_LLSEEK -#define __ARCH_WANT_SYS_NICE -#define __ARCH_WANT_SYS_OLD_GETRLIMIT -#define __ARCH_WANT_SYS_OLDUMOUNT -#define __ARCH_WANT_SYS_SIGPENDING -#define __ARCH_WANT_SYS_SIGPROCMASK -#define __ARCH_WANT_SYS_RT_SIGACTION -# ifdef CONFIG_ARCH_S390_31 -# define __ARCH_WANT_STAT64 -# define __ARCH_WANT_SYS_TIME -# endif -# define __ARCH_WANT_COMPAT_SYS_TIME -#endif - -#ifdef __KERNEL_SYSCALLS__ - -#include <linux/config.h> -#include <linux/compiler.h> -#include <linux/types.h> -#include <asm/ptrace.h> -#include <asm/stat.h> -#include <linux/syscalls.h> - -/* - * we need this inline - forking from kernel space will result - * in NO COPY ON WRITE (!!!), until an execve is executed. This - * is no problem, but for the stack. This is handled by not letting - * main() use the stack at all after fork(). Thus, no function - * calls - which means inline code for fork too, as otherwise we - * would use the stack upon exit from 'fork()'. - * - * Actually only pause and fork are needed inline, so that there - * won't be any messing with the stack from main(), but we define - * some others too. - */ -#define __NR__exit __NR_exit -static inline _syscall0(pid_t,setsid) -static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count) -static inline _syscall3(int,read,int,fd,char *,buf,off_t,count) -static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count) -static inline _syscall1(int,dup,int,fd) -static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp) -static inline _syscall3(int,open,const char *,file,int,flag,int,mode) -static inline _syscall1(int,close,int,fd) -static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf) - -static inline pid_t waitpid(int pid, int *wait_stat, int flags) -{ - return sys_wait4(pid, wait_stat, flags, NULL); -} -struct mmap_arg_struct; -asmlinkage long sys_mmap2(struct mmap_arg_struct __user *arg); - -asmlinkage long sys_execve(struct pt_regs regs); -asmlinkage long sys_clone(struct pt_regs regs); -asmlinkage long sys_fork(struct pt_regs regs); -asmlinkage long sys_vfork(struct pt_regs regs); -asmlinkage long sys_pipe(unsigned long __user *fildes); -asmlinkage long sys_ptrace(long request, long pid, long addr, long data); -struct sigaction; -asmlinkage long sys_rt_sigaction(int sig, - const struct sigaction __user *act, - struct sigaction __user *oact, - size_t sigsetsize); - -#endif - -/* - * "Conditional" syscalls - * - * What we want is __attribute__((weak,alias("sys_ni_syscall"))), - * but it doesn't work on all toolchains, so we just do it by hand - */ -#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") - -#endif /* _ASM_S390_UNISTD_H_ */ diff --git a/include/asm-s390/user.h b/include/asm-s390/user.h deleted file mode 100644 index 1dc74baf03c..00000000000 --- a/include/asm-s390/user.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * include/asm-s390/user.h - * - * S390 version - * - * Derived from "include/asm-i386/usr.h" - */ - -#ifndef _S390_USER_H -#define _S390_USER_H - -#include <asm/page.h> -#include <asm/ptrace.h> -/* Core file format: The core file is written in such a way that gdb - can understand it and provide useful information to the user (under - linux we use the 'trad-core' bfd). There are quite a number of - obstacles to being able to view the contents of the floating point - registers, and until these are solved you will not be able to view the - contents of them. Actually, you can read in the core file and look at - the contents of the user struct to find out what the floating point - registers contain. - The actual file contents are as follows: - UPAGE: 1 page consisting of a user struct that tells gdb what is present - in the file. Directly after this is a copy of the task_struct, which - is currently not used by gdb, but it may come in useful at some point. - All of the registers are stored as part of the upage. The upage should - always be only one page. - DATA: The data area is stored. We use current->end_text to - current->brk to pick up all of the user variables, plus any memory - that may have been malloced. No attempt is made to determine if a page - is demand-zero or if a page is totally unused, we just cover the entire - range. All of the addresses are rounded in such a way that an integral - number of pages is written. - STACK: We need the stack information in order to get a meaningful - backtrace. We need to write the data from (esp) to - current->start_stack, so we round each of these off in order to be able - to write an integer number of pages. - The minimum core file size is 3 pages, or 12288 bytes. -*/ - - -/* - * This is the old layout of "struct pt_regs", and - * is still the layout used by user mode (the new - * pt_regs doesn't have all registers as the kernel - * doesn't use the extra segment registers) - */ - -/* When the kernel dumps core, it starts by dumping the user struct - - this will be used by gdb to figure out where the data and stack segments - are within the file, and what virtual addresses to use. */ -struct user { -/* We start with the registers, to mimic the way that "memory" is returned - from the ptrace(3,...) function. */ - struct user_regs_struct regs; /* Where the registers are actually stored */ -/* The rest of this junk is to help gdb figure out what goes where */ - unsigned long int u_tsize; /* Text segment size (pages). */ - unsigned long int u_dsize; /* Data segment size (pages). */ - unsigned long int u_ssize; /* Stack segment size (pages). */ - unsigned long start_code; /* Starting virtual address of text. */ - unsigned long start_stack; /* Starting virtual address of stack area. - This is actually the bottom of the stack, - the top of the stack is always found in the - esp register. */ - long int signal; /* Signal that caused the core dump. */ - struct user_regs_struct *u_ar0; - /* Used by gdb to help find the values for */ - /* the registers. */ - unsigned long magic; /* To uniquely identify a core file */ - char u_comm[32]; /* User command that was responsible */ -}; -#define NBPG PAGE_SIZE -#define UPAGES 1 -#define HOST_TEXT_START_ADDR (u.start_code) -#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) - -#endif /* _S390_USER_H */ diff --git a/include/asm-s390/vtoc.h b/include/asm-s390/vtoc.h deleted file mode 100644 index a14e34e80b8..00000000000 --- a/include/asm-s390/vtoc.h +++ /dev/null @@ -1,372 +0,0 @@ -#ifndef __KERNEL__ -#include <string.h> -#include <stdlib.h> -#include <stdio.h> -#include <errno.h> -#include <ctype.h> -#include <time.h> -#include <fcntl.h> -#include <unistd.h> - -#include <sys/stat.h> -#include <sys/ioctl.h> - -#include <linux/fs.h> -#include <linux/types.h> -#include <linux/hdreg.h> -#include <asm/dasd.h> -#endif - - -#define LINE_LENGTH 80 -#define VTOC_START_CC 0x0 -#define VTOC_START_HH 0x1 -#define FIRST_USABLE_CYL 1 -#define FIRST_USABLE_TRK 2 - -#define DASD_3380_TYPE 13148 -#define DASD_3390_TYPE 13200 -#define DASD_9345_TYPE 37701 - -#define DASD_3380_VALUE 0xbb60 -#define DASD_3390_VALUE 0xe5a2 -#define DASD_9345_VALUE 0xbc98 - -#define VOLSER_LENGTH 6 -#define BIG_DISK_SIZE 0x10000 - -#define VTOC_ERROR "VTOC error:" - - -typedef struct ttr -{ - __u16 tt; - __u8 r; -} __attribute__ ((packed)) ttr_t; - -typedef struct cchhb -{ - __u16 cc; - __u16 hh; - __u8 b; -} __attribute__ ((packed)) cchhb_t; - -typedef struct cchh -{ - __u16 cc; - __u16 hh; -} __attribute__ ((packed)) cchh_t; - -typedef struct labeldate -{ - __u8 year; - __u16 day; -} __attribute__ ((packed)) labeldate_t; - - -typedef struct volume_label -{ - char volkey[4]; /* volume key = volume label */ - char vollbl[4]; /* volume label */ - char volid[6]; /* volume identifier */ - __u8 security; /* security byte */ - cchhb_t vtoc; /* VTOC address */ - char res1[5]; /* reserved */ - char cisize[4]; /* CI-size for FBA,... */ - /* ...blanks for CKD */ - char blkperci[4]; /* no of blocks per CI (FBA), blanks for CKD */ - char labperci[4]; /* no of labels per CI (FBA), blanks for CKD */ - char res2[4]; /* reserved */ - char lvtoc[14]; /* owner code for LVTOC */ - char res3[29]; /* reserved */ -} __attribute__ ((packed)) volume_label_t; - - -typedef struct extent -{ - __u8 typeind; /* extent type indicator */ - __u8 seqno; /* extent sequence number */ - cchh_t llimit; /* starting point of this extent */ - cchh_t ulimit; /* ending point of this extent */ -} __attribute__ ((packed)) extent_t; - - -typedef struct dev_const -{ - __u16 DS4DSCYL; /* number of logical cyls */ - __u16 DS4DSTRK; /* number of tracks in a logical cylinder */ - __u16 DS4DEVTK; /* device track length */ - __u8 DS4DEVI; /* non-last keyed record overhead */ - __u8 DS4DEVL; /* last keyed record overhead */ - __u8 DS4DEVK; /* non-keyed record overhead differential */ - __u8 DS4DEVFG; /* flag byte */ - __u16 DS4DEVTL; /* device tolerance */ - __u8 DS4DEVDT; /* number of DSCB's per track */ - __u8 DS4DEVDB; /* number of directory blocks per track */ -} __attribute__ ((packed)) dev_const_t; - - -typedef struct format1_label -{ - char DS1DSNAM[44]; /* data set name */ - __u8 DS1FMTID; /* format identifier */ - char DS1DSSN[6]; /* data set serial number */ - __u16 DS1VOLSQ; /* volume sequence number */ - labeldate_t DS1CREDT; /* creation date: ydd */ - labeldate_t DS1EXPDT; /* expiration date */ - __u8 DS1NOEPV; /* number of extents on volume */ - __u8 DS1NOBDB; /* no. of bytes used in last direction blk */ - __u8 DS1FLAG1; /* flag 1 */ - char DS1SYSCD[13]; /* system code */ - labeldate_t DS1REFD; /* date last referenced */ - __u8 DS1SMSFG; /* system managed storage indicators */ - __u8 DS1SCXTF; /* sec. space extension flag byte */ - __u16 DS1SCXTV; /* secondary space extension value */ - __u8 DS1DSRG1; /* data set organisation byte 1 */ - __u8 DS1DSRG2; /* data set organisation byte 2 */ - __u8 DS1RECFM; /* record format */ - __u8 DS1OPTCD; /* option code */ - __u16 DS1BLKL; /* block length */ - __u16 DS1LRECL; /* record length */ - __u8 DS1KEYL; /* key length */ - __u16 DS1RKP; /* relative key position */ - __u8 DS1DSIND; /* data set indicators */ - __u8 DS1SCAL1; /* secondary allocation flag byte */ - char DS1SCAL3[3]; /* secondary allocation quantity */ - ttr_t DS1LSTAR; /* last used track and block on track */ - __u16 DS1TRBAL; /* space remaining on last used track */ - __u16 res1; /* reserved */ - extent_t DS1EXT1; /* first extent description */ - extent_t DS1EXT2; /* second extent description */ - extent_t DS1EXT3; /* third extent description */ - cchhb_t DS1PTRDS; /* possible pointer to f2 or f3 DSCB */ -} __attribute__ ((packed)) format1_label_t; - - -typedef struct format4_label -{ - char DS4KEYCD[44]; /* key code for VTOC labels: 44 times 0x04 */ - __u8 DS4IDFMT; /* format identifier */ - cchhb_t DS4HPCHR; /* highest address of a format 1 DSCB */ - __u16 DS4DSREC; /* number of available DSCB's */ - cchh_t DS4HCCHH; /* CCHH of next available alternate track */ - __u16 DS4NOATK; /* number of remaining alternate tracks */ - __u8 DS4VTOCI; /* VTOC indicators */ - __u8 DS4NOEXT; /* number of extents in VTOC */ - __u8 DS4SMSFG; /* system managed storage indicators */ - __u8 DS4DEVAC; /* number of alternate cylinders. - Subtract from first two bytes of - DS4DEVSZ to get number of usable - cylinders. can be zero. valid - only if DS4DEVAV on. */ - dev_const_t DS4DEVCT; /* device constants */ - char DS4AMTIM[8]; /* VSAM time stamp */ - char DS4AMCAT[3]; /* VSAM catalog indicator */ - char DS4R2TIM[8]; /* VSAM volume/catalog match time stamp */ - char res1[5]; /* reserved */ - char DS4F6PTR[5]; /* pointer to first format 6 DSCB */ - extent_t DS4VTOCE; /* VTOC extent description */ - char res2[10]; /* reserved */ - __u8 DS4EFLVL; /* extended free-space management level */ - cchhb_t DS4EFPTR; /* pointer to extended free-space info */ - char res3[9]; /* reserved */ -} __attribute__ ((packed)) format4_label_t; - - -typedef struct ds5ext -{ - __u16 t; /* RTA of the first track of free extent */ - __u16 fc; /* number of whole cylinders in free ext. */ - __u8 ft; /* number of remaining free tracks */ -} __attribute__ ((packed)) ds5ext_t; - - -typedef struct format5_label -{ - char DS5KEYID[4]; /* key identifier */ - ds5ext_t DS5AVEXT; /* first available (free-space) extent. */ - ds5ext_t DS5EXTAV[7]; /* seven available extents */ - __u8 DS5FMTID; /* format identifier */ - ds5ext_t DS5MAVET[18]; /* eighteen available extents */ - cchhb_t DS5PTRDS; /* pointer to next format5 DSCB */ -} __attribute__ ((packed)) format5_label_t; - - -typedef struct ds7ext -{ - __u32 a; /* starting RTA value */ - __u32 b; /* ending RTA value + 1 */ -} __attribute__ ((packed)) ds7ext_t; - - -typedef struct format7_label -{ - char DS7KEYID[4]; /* key identifier */ - ds7ext_t DS7EXTNT[5]; /* space for 5 extent descriptions */ - __u8 DS7FMTID; /* format identifier */ - ds7ext_t DS7ADEXT[11]; /* space for 11 extent descriptions */ - char res1[2]; /* reserved */ - cchhb_t DS7PTRDS; /* pointer to next FMT7 DSCB */ -} __attribute__ ((packed)) format7_label_t; - - -char * vtoc_ebcdic_enc ( - unsigned char source[LINE_LENGTH], - unsigned char target[LINE_LENGTH], - int l); -char * vtoc_ebcdic_dec ( - unsigned char source[LINE_LENGTH], - unsigned char target[LINE_LENGTH], - int l); -void vtoc_set_extent ( - extent_t * ext, - __u8 typeind, - __u8 seqno, - cchh_t * lower, - cchh_t * upper); -void vtoc_set_cchh ( - cchh_t * addr, - __u16 cc, - __u16 hh); -void vtoc_set_cchhb ( - cchhb_t * addr, - __u16 cc, - __u16 hh, - __u8 b); -void vtoc_set_date ( - labeldate_t * d, - __u8 year, - __u16 day); - -void vtoc_volume_label_init ( - volume_label_t *vlabel); - -int vtoc_read_volume_label ( - char * device, - unsigned long vlabel_start, - volume_label_t * vlabel); - -int vtoc_write_volume_label ( - char *device, - unsigned long vlabel_start, - volume_label_t *vlabel); - -void vtoc_volume_label_set_volser ( - volume_label_t *vlabel, - char *volser); - -char *vtoc_volume_label_get_volser ( - volume_label_t *vlabel, - char *volser); - -void vtoc_volume_label_set_key ( - volume_label_t *vlabel, - char *key); - -void vtoc_volume_label_set_label ( - volume_label_t *vlabel, - char *lbl); - -char *vtoc_volume_label_get_label ( - volume_label_t *vlabel, - char *lbl); - -void vtoc_read_label ( - char *device, - unsigned long position, - format1_label_t *f1, - format4_label_t *f4, - format5_label_t *f5, - format7_label_t *f7); - -void vtoc_write_label ( - char *device, - unsigned long position, - format1_label_t *f1, - format4_label_t *f4, - format5_label_t *f5, - format7_label_t *f7); - - -void vtoc_init_format1_label ( - char *volid, - unsigned int blksize, - extent_t *part_extent, - format1_label_t *f1); - - -void vtoc_init_format4_label ( - format4_label_t *f4lbl, - unsigned int usable_partitions, - unsigned int cylinders, - unsigned int tracks, - unsigned int blocks, - unsigned int blksize, - __u16 dev_type); - -void vtoc_update_format4_label ( - format4_label_t *f4, - cchhb_t *highest_f1, - __u16 unused_update); - - -void vtoc_init_format5_label ( - format5_label_t *f5); - -void vtoc_update_format5_label_add ( - format5_label_t *f5, - int verbose, - int cyl, - int trk, - __u16 a, - __u16 b, - __u8 c); - -void vtoc_update_format5_label_del ( - format5_label_t *f5, - int verbose, - int cyl, - int trk, - __u16 a, - __u16 b, - __u8 c); - - -void vtoc_init_format7_label ( - format7_label_t *f7); - -void vtoc_update_format7_label_add ( - format7_label_t *f7, - int verbose, - __u32 a, - __u32 b); - -void vtoc_update_format7_label_del ( - format7_label_t *f7, - int verbose, - __u32 a, - __u32 b); - - -void vtoc_set_freespace( - format4_label_t *f4, - format5_label_t *f5, - format7_label_t *f7, - char ch, - int verbose, - __u32 start, - __u32 stop, - int cyl, - int trk); - - - - - - - - - - - - diff --git a/include/asm-s390/xor.h b/include/asm-s390/xor.h deleted file mode 100644 index c82eb12a5b1..00000000000 --- a/include/asm-s390/xor.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/xor.h> |