diff options
Diffstat (limited to 'arch/m32r/kernel')
35 files changed, 838 insertions, 6580 deletions
diff --git a/arch/m32r/kernel/.gitignore b/arch/m32r/kernel/.gitignore new file mode 100644 index 00000000000..c5f676c3c22 --- /dev/null +++ b/arch/m32r/kernel/.gitignore @@ -0,0 +1 @@ +vmlinux.lds diff --git a/arch/m32r/kernel/Makefile b/arch/m32r/kernel/Makefile index 6c6b6c37663..0c09dad8b1f 100644 --- a/arch/m32r/kernel/Makefile +++ b/arch/m32r/kernel/Makefile @@ -2,19 +2,10 @@ # Makefile for the Linux/M32R kernel. # -extra-y := head.o init_task.o vmlinux.lds +extra-y := head.o vmlinux.lds obj-y := process.o entry.o traps.o align.o irq.o setup.o time.o \ - m32r_ksyms.o sys_m32r.o semaphore.o signal.o ptrace.o + m32r_ksyms.o sys_m32r.o signal.o ptrace.o obj-$(CONFIG_SMP) += smp.o smpboot.o -obj-$(CONFIG_PLAT_MAPPI) += setup_mappi.o io_mappi.o -obj-$(CONFIG_PLAT_MAPPI2) += setup_mappi2.o io_mappi2.o -obj-$(CONFIG_PLAT_MAPPI3) += setup_mappi3.o io_mappi3.o -obj-$(CONFIG_PLAT_USRV) += setup_usrv.o io_usrv.o -obj-$(CONFIG_PLAT_M32700UT) += setup_m32700ut.o io_m32700ut.o -obj-$(CONFIG_PLAT_OPSPUT) += setup_opsput.o io_opsput.o obj-$(CONFIG_MODULES) += module.o -obj-$(CONFIG_PLAT_OAKS32R) += setup_oaks32r.o io_oaks32r.o - -EXTRA_AFLAGS := -traditional diff --git a/arch/m32r/kernel/align.c b/arch/m32r/kernel/align.c index 48ec2971423..ab871ccd33f 100644 --- a/arch/m32r/kernel/align.c +++ b/arch/m32r/kernel/align.c @@ -4,7 +4,6 @@ * Copyright (c) 2003 Hitoshi Yamamoto */ -#include <linux/config.h> #include <asm/ptrace.h> #include <asm/uaccess.h> diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 396c94218cc..7c3db9940ce 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -20,42 +20,40 @@ * Stack layout in 'ret_from_system_call': * ptrace needs to have all regs on the stack. * if the order here is changed, it needs to be - * updated in fork.c:copy_process, signal.c:do_signal, + * updated in fork.c:copy_thread, signal.c:do_signal, * ptrace.c and ptrace.h * - * M32Rx/M32R2 M32R - * @(sp) - r4 ditto - * @(0x04,sp) - r5 ditto - * @(0x08,sp) - r6 ditto - * @(0x0c,sp) - *pt_regs ditto - * @(0x10,sp) - r0 ditto - * @(0x14,sp) - r1 ditto - * @(0x18,sp) - r2 ditto - * @(0x1c,sp) - r3 ditto - * @(0x20,sp) - r7 ditto - * @(0x24,sp) - r8 ditto - * @(0x28,sp) - r9 ditto - * @(0x2c,sp) - r10 ditto - * @(0x30,sp) - r11 ditto - * @(0x34,sp) - r12 ditto - * @(0x38,sp) - syscall_nr ditto - * @(0x3c,sp) - acc0h @(0x3c,sp) - acch - * @(0x40,sp) - acc0l @(0x40,sp) - accl - * @(0x44,sp) - acc1h @(0x44,sp) - psw - * @(0x48,sp) - acc1l @(0x48,sp) - bpc - * @(0x4c,sp) - psw @(0x4c,sp) - bbpsw - * @(0x50,sp) - bpc @(0x50,sp) - bbpc - * @(0x54,sp) - bbpsw @(0x54,sp) - spu (cr3) - * @(0x58,sp) - bbpc @(0x58,sp) - fp (r13) - * @(0x5c,sp) - spu (cr3) @(0x5c,sp) - lr (r14) - * @(0x60,sp) - fp (r13) @(0x60,sp) - spi (cr12) - * @(0x64,sp) - lr (r14) @(0x64,sp) - orig_r0 + * M32R/M32Rx/M32R2 + * @(sp) - r4 + * @(0x04,sp) - r5 + * @(0x08,sp) - r6 + * @(0x0c,sp) - *pt_regs + * @(0x10,sp) - r0 + * @(0x14,sp) - r1 + * @(0x18,sp) - r2 + * @(0x1c,sp) - r3 + * @(0x20,sp) - r7 + * @(0x24,sp) - r8 + * @(0x28,sp) - r9 + * @(0x2c,sp) - r10 + * @(0x30,sp) - r11 + * @(0x34,sp) - r12 + * @(0x38,sp) - syscall_nr + * @(0x3c,sp) - acc0h + * @(0x40,sp) - acc0l + * @(0x44,sp) - acc1h ; ISA_DSP_LEVEL2 only + * @(0x48,sp) - acc1l ; ISA_DSP_LEVEL2 only + * @(0x4c,sp) - psw + * @(0x50,sp) - bpc + * @(0x54,sp) - bbpsw + * @(0x58,sp) - bbpc + * @(0x5c,sp) - spu (cr3) + * @(0x60,sp) - fp (r13) + * @(0x64,sp) - lr (r14) * @(0x68,sp) - spi (cr2) * @(0x6c,sp) - orig_r0 - * */ -#include <linux/config.h> #include <linux/linkage.h> #include <asm/irq.h> #include <asm/unistd.h> @@ -97,7 +95,6 @@ #define R11(reg) @(0x30,reg) #define R12(reg) @(0x34,reg) #define SYSCALL_NR(reg) @(0x38,reg) -#if defined(CONFIG_ISA_M32R2) && defined(CONFIG_ISA_DSP_LEVEL2) #define ACC0H(reg) @(0x3C,reg) #define ACC0L(reg) @(0x40,reg) #define ACC1H(reg) @(0x44,reg) @@ -111,38 +108,34 @@ #define LR(reg) @(0x64,reg) #define SP(reg) @(0x68,reg) #define ORIG_R0(reg) @(0x6C,reg) -#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R) -#define ACCH(reg) @(0x3C,reg) -#define ACCL(reg) @(0x40,reg) -#define PSW(reg) @(0x44,reg) -#define BPC(reg) @(0x48,reg) -#define BBPSW(reg) @(0x4C,reg) -#define BBPC(reg) @(0x50,reg) -#define SPU(reg) @(0x54,reg) -#define FP(reg) @(0x58,reg) /* FP = R13 */ -#define LR(reg) @(0x5C,reg) -#define SP(reg) @(0x60,reg) -#define ORIG_R0(reg) @(0x64,reg) -#else -#error unknown isa configuration -#endif -CF_MASK = 0x00000001 -TF_MASK = 0x00000100 -IF_MASK = 0x00000200 -DF_MASK = 0x00000400 -NT_MASK = 0x00004000 -VM_MASK = 0x00020000 +#define nr_syscalls ((syscall_table_size)/4) #ifdef CONFIG_PREEMPT -#define preempt_stop(x) CLI(x) +#define preempt_stop(x) DISABLE_INTERRUPTS(x) #else #define preempt_stop(x) #define resume_kernel restore_all #endif +/* how to get the thread information struct from ASM */ +#define GET_THREAD_INFO(reg) GET_THREAD_INFO reg + .macro GET_THREAD_INFO reg + ldi \reg, #-THREAD_SIZE + and \reg, sp + .endm + +ENTRY(ret_from_kernel_thread) + pop r0 + bl schedule_tail + GET_THREAD_INFO(r8) + ld r0, R0(r8) + ld r1, R1(r8) + jl r1 + bra syscall_exit + ENTRY(ret_from_fork) - ld r0, @sp+ + pop r0 bl schedule_tail GET_THREAD_INFO(r8) bra syscall_exit @@ -166,8 +159,8 @@ ret_from_intr: and3 r4, r4, #0x8000 ; check BSM bit #endif beqz r4, resume_kernel -ENTRY(resume_userspace) - CLI(r4) ; make sure we don't miss an interrupt +resume_userspace: + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret GET_THREAD_INFO(r8) @@ -189,13 +182,7 @@ need_resched: ld r4, PSW(sp) ; interrupts off (exception path) ? and3 r4, r4, #0x4000 beqz r4, restore_all - LDIMM (r4, PREEMPT_ACTIVE) - st r4, @(TI_PRE_COUNT, r8) - STI(r4) - bl schedule - ldi r4, #0 - st r4, @(TI_PRE_COUNT, r8) - CLI(r4) + bl preempt_schedule_irq bra need_resched #endif @@ -203,7 +190,7 @@ need_resched: ENTRY(system_call) SWITCH_TO_KERNEL_STACK SAVE_ALL - STI(r4) ; Enable interrupt + ENABLE_INTERRUPTS(r4) ; Enable interrupt st sp, PTREGS(sp) ; implicit pt_regs parameter cmpui r7, #NR_syscalls bnc syscall_badsys @@ -221,7 +208,7 @@ syscall_call: jl r7 ; execute system call st r0, R0(sp) ; save the return value syscall_exit: - CLI(r4) ; make sure we don't miss an interrupt + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret ld r9, @(TI_FLAGS, r8) @@ -231,14 +218,14 @@ restore_all: RESTORE_ALL # perform work that needs to be done immediately before resumption - # r9 : frags + # r9 : flags ALIGN work_pending: and3 r4, r9, #_TIF_NEED_RESCHED beqz r4, work_notifysig work_resched: bl schedule - CLI(r4) ; make sure we don't miss an interrupt + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret ld r9, @(TI_FLAGS, r8) @@ -251,10 +238,9 @@ work_resched: work_notifysig: ; deal with pending signals and ; notify-resume requests mv r0, sp ; arg1 : struct pt_regs *regs - ldi r1, #0 ; arg2 : sigset_t *oldset - mv r2, r9 ; arg3 : __u32 thread_info_flags + mv r1, r9 ; arg2 : __u32 thread_info_flags bl do_notify_resume - bra restore_all + bra resume_userspace ; perform syscall exit tracing ALIGN @@ -280,7 +266,7 @@ syscall_exit_work: ld r9, @(TI_FLAGS, r8) and3 r4, r9, #_TIF_SYSCALL_TRACE beqz r4, work_pending - STI(r4) ; could let do_syscall_trace() call + ENABLE_INTERRUPTS(r4) ; could let do_syscall_trace() call ; schedule() instead bl do_syscall_trace bra resume_userspace @@ -308,19 +294,15 @@ syscall_badsys: */ ENTRY(ei_handler) #if defined(CONFIG_CHIP_M32700) - SWITCH_TO_KERNEL_STACK ; WORKAROUND: force to clear SM bit and use the kernel stack (SPI). + SWITCH_TO_KERNEL_STACK #endif SAVE_ALL mv r1, sp ; arg1(regs) -#if defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_XNUX2) \ - || defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_M32102) \ - || defined(CONFIG_CHIP_OPSP) - -; GET_ICU_STATUS; + ; get ICU status seth r0, #shigh(M32R_ICU_ISTS_ADDR) ld r0, @(low(M32R_ICU_ISTS_ADDR),r0) - st r0, @-sp + push r0 #if defined(CONFIG_SMP) /* * If IRQ == 0 --> Nothing to do, Not write IMASK @@ -332,10 +314,15 @@ ENTRY(ei_handler) ;; IRQ exist check #if defined(CONFIG_CHIP_M32700) /* WORKAROUND: IMASK bug M32700-TS1, TS2 chip. */ - beqz r0, 3f ; if (!irq_num) goto exit -#else + bnez r0, 0f + ld24 r14, #0x00070000 + seth r0, #shigh(M32R_ICU_IMASK_ADDR) + st r14, @(low(M32R_ICU_IMASK_ADDR),r0) + bra 1f + .fillinsn +0: +#endif /* CONFIG_CHIP_M32700 */ beqz r0, 1f ; if (!irq_num) goto exit -#endif /* WORKAROUND */ ;; IPI check cmpi r0, #(M32R_IRQ_IPI0<<2) ; ISN < IPI0 check bc 2f @@ -350,207 +337,56 @@ ENTRY(ei_handler) .fillinsn 1: addi sp, #4 - bra ret_to_intr -#if defined(CONFIG_CHIP_M32700) - /* WORKAROUND: IMASK bug M32700-TS1, TS2 chip. */ - .fillinsn -3: - ld24 r14, #0x00070000 - seth r0, #shigh(M32R_ICU_IMASK_ADDR) - st r14, @(low(M32R_ICU_IMASK_ADDR), r0) - addi sp, #4 - bra ret_to_intr -#endif /* WORKAROUND */ - ;; do_IRQ + bra restore_all .fillinsn 2: srli r0, #2 -#if defined(CONFIG_PLAT_USRV) - add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, 9f - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - addi r0, #(M32700UT_PLD_IRQ_BASE) - .fillinsn -9: -#elif defined(CONFIG_PLAT_M32700UT) - add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, check_int0 - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - addi r0, #(M32700UT_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int0: - add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt - bnez r2, check_int2 - ; read ICU status of LAN-board - seth r0, #high(M32700UT_LAN_ICUISTS) - or3 r0, r0, #low(M32700UT_LAN_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(M32700UT_LAN_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int2: - add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt - bnez r2, check_end - ; read ICU status of LCD-board - seth r0, #high(M32700UT_LCD_ICUISTS) - or3 r0, r0, #low(M32700UT_LCD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(M32700UT_LCD_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_end: -#elif defined(CONFIG_PLAT_OPSPUT) - add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, check_int0 - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - addi r0, #(OPSPUT_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int0: - add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt - bnez r2, check_int2 - ; read ICU status of LAN-board - seth r0, #high(OPSPUT_LAN_ICUISTS) - or3 r0, r0, #low(OPSPUT_LAN_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(OPSPUT_LAN_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int2: - add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt - bnez r2, check_end - ; read ICU status of LCD-board - seth r0, #high(OPSPUT_LCD_ICUISTS) - or3 r0, r0, #low(OPSPUT_LCD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(OPSPUT_LCD_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_end: -#endif /* CONFIG_PLAT_OPSPUT */ - bl do_IRQ ; r0(irq), r1(regs) -#else /* not CONFIG_SMP */ +#else /* not CONFIG_SMP */ srli r0, #22 ; r0(irq) -#if defined(CONFIG_PLAT_USRV) +#endif /* not CONFIG_SMP */ + +#if defined(CONFIG_PLAT_HAS_INT1ICU) add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, 1f - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 + bnez r2, 3f + seth r0, #shigh(M32R_INT1ICU_ISTS) + lduh r0, @(low(M32R_INT1ICU_ISTS),r0) ; bit10-6 : ISN slli r0, #21 srli r0, #27 ; ISN - addi r0, #(M32700UT_PLD_IRQ_BASE) - .fillinsn -1: -#elif defined(CONFIG_PLAT_M32700UT) - add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, check_int0 - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - addi r0, #(M32700UT_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int0: - add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt - bnez r2, check_int2 - ; read ICU status of LAN-board - seth r0, #high(M32700UT_LAN_ICUISTS) - or3 r0, r0, #low(M32700UT_LAN_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(M32700UT_LAN_PLD_IRQ_BASE) + addi r0, #(M32R_INT1ICU_IRQ_BASE) bra check_end .fillinsn -check_int2: - add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt - bnez r2, check_end - ; read ICU status of LCD-board - seth r0, #high(M32700UT_LCD_ICUISTS) - or3 r0, r0, #low(M32700UT_LCD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(M32700UT_LCD_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_end: -#elif defined(CONFIG_PLAT_OPSPUT) - add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt - bnez r2, check_int0 - ; read ICU status register of PLD - seth r0, #high(PLD_ICUISTS) - or3 r0, r0, #low(PLD_ICUISTS) - lduh r0, @r0 - slli r0, #21 - srli r0, #27 ; ISN - addi r0, #(OPSPUT_PLD_IRQ_BASE) - bra check_end - .fillinsn -check_int0: - add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt - bnez r2, check_int2 - ; read ICU status of LAN-board - seth r0, #high(OPSPUT_LAN_ICUISTS) - or3 r0, r0, #low(OPSPUT_LAN_ICUISTS) - lduh r0, @r0 +3: +#endif /* CONFIG_PLAT_HAS_INT1ICU */ +#if defined(CONFIG_PLAT_HAS_INT0ICU) + add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt + bnez r2, 4f + seth r0, #shigh(M32R_INT0ICU_ISTS) + lduh r0, @(low(M32R_INT0ICU_ISTS),r0) ; bit10-6 : ISN slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(OPSPUT_LAN_PLD_IRQ_BASE) + srli r0, #27 ; ISN + add3 r0, r0, #(M32R_INT0ICU_IRQ_BASE) bra check_end .fillinsn -check_int2: - add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt - bnez r2, check_end - ; read ICU status of LCD-board - seth r0, #high(OPSPUT_LCD_ICUISTS) - or3 r0, r0, #low(OPSPUT_LCD_ICUISTS) - lduh r0, @r0 +4: +#endif /* CONFIG_PLAT_HAS_INT0ICU */ +#if defined(CONFIG_PLAT_HAS_INT2ICU) + add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt + bnez r2, 5f + seth r0, #shigh(M32R_INT2ICU_ISTS) + lduh r0, @(low(M32R_INT2ICU_ISTS),r0) ; bit10-6 : ISN slli r0, #21 - srli r0, #27 ; ISN - add3 r0, r0, #(OPSPUT_LCD_PLD_IRQ_BASE) - bra check_end + srli r0, #27 ; ISN + add3 r0, r0, #(M32R_INT2ICU_IRQ_BASE) + ; bra check_end .fillinsn +5: +#endif /* CONFIG_PLAT_HAS_INT2ICU */ + check_end: -#endif /* CONFIG_PLAT_OPSPUT */ bl do_IRQ -#endif /* CONFIG_SMP */ - ld r14, @sp+ + pop r14 seth r0, #shigh(M32R_ICU_IMASK_ADDR) st r14, @(low(M32R_ICU_IMASK_ADDR),r0) -#else -#error no chip configuration -#endif -ret_to_intr: bra ret_from_intr /* @@ -601,8 +437,6 @@ ENTRY(ace_handler) beqz r1, inst oprand: ld r2, @(low(MDEVA_offset),r2) ; set address - srli r2, #12 - slli r2, #12 srli r1, #1 bra 1f inst: @@ -638,7 +472,7 @@ inst: ENTRY(alignment_check) -/* void alignment_check(int error_code) */ + /* void alignment_check(int error_code) */ SWITCH_TO_KERNEL_STACK SAVE_ALL ldi r1, #0x30 ; error_code @@ -648,18 +482,16 @@ error_code: bra ret_from_exception ENTRY(rie_handler) -/* void rie_handler(int error_code) */ + /* void rie_handler(int error_code) */ SWITCH_TO_KERNEL_STACK SAVE_ALL - mvfc r0, bpc - ld r1, @r0 ldi r1, #0x20 ; error_code mv r0, sp ; pt_regs bl do_rie_handler bra error_code ENTRY(pie_handler) -/* void pie_handler(int error_code) */ + /* void pie_handler(int error_code) */ SWITCH_TO_KERNEL_STACK SAVE_ALL ldi r1, #0 ; error_code ; FIXME @@ -668,8 +500,8 @@ ENTRY(pie_handler) bra error_code ENTRY(debug_trap) - .global withdraw_debug_trap /* void debug_trap(void) */ + .global withdraw_debug_trap SWITCH_TO_KERNEL_STACK SAVE_ALL mv r0, sp ; pt_regs @@ -688,11 +520,9 @@ ENTRY(ill_trap) bl do_ill_trap bra error_code - -/* Cache flushing handler */ ENTRY(cache_flushing_handler) - .global _flush_cache_all /* void _flush_cache_all(void); */ + .global _flush_cache_all SWITCH_TO_KERNEL_STACK push r0 push r1 @@ -715,293 +545,7 @@ ENTRY(cache_flushing_handler) pop r0 rte -.data -ENTRY(sys_call_table) - .long sys_restart_syscall /* 0 - old "setup()" system call*/ - .long sys_exit - .long sys_fork - .long sys_read - .long sys_write - .long sys_open /* 5 */ - .long sys_close - .long sys_waitpid - .long sys_creat - .long sys_link - .long sys_unlink /* 10 */ - .long sys_execve - .long sys_chdir - .long sys_time - .long sys_mknod - .long sys_chmod /* 15 */ - .long sys_ni_syscall /* lchown16 syscall holder */ - .long sys_ni_syscall /* old break syscall holder */ - .long sys_ni_syscall /* old stat syscall holder */ - .long sys_lseek - .long sys_getpid /* 20 */ - .long sys_mount - .long sys_oldumount - .long sys_ni_syscall /* setuid16 syscall holder */ - .long sys_ni_syscall /* getuid16 syscall holder */ - .long sys_stime /* 25 */ - .long sys_ptrace - .long sys_alarm - .long sys_ni_syscall /* old fstat syscall holder */ - .long sys_pause - .long sys_utime /* 30 */ - .long sys_ni_syscall /* old stty syscall holder */ - .long sys_cachectl /* for M32R */ /* old gtty syscall holder */ - .long sys_access - .long sys_ni_syscall /* nice syscall holder */ - .long sys_ni_syscall /* 35 - old ftime syscall holder */ - .long sys_sync - .long sys_kill - .long sys_rename - .long sys_mkdir - .long sys_rmdir /* 40 */ - .long sys_dup - .long sys_pipe - .long sys_times - .long sys_ni_syscall /* old prof syscall holder */ - .long sys_brk /* 45 */ - .long sys_ni_syscall /* setgid16 syscall holder */ - .long sys_getgid /* will be unused */ - .long sys_ni_syscall /* signal syscall holder */ - .long sys_ni_syscall /* geteuid16 syscall holder */ - .long sys_ni_syscall /* 50 - getegid16 syscall holder */ - .long sys_acct - .long sys_umount /* recycled never used phys() */ - .long sys_ni_syscall /* old lock syscall holder */ - .long sys_ioctl - .long sys_fcntl /* 55 - will be unused */ - .long sys_ni_syscall /* mpx syscall holder */ - .long sys_setpgid - .long sys_ni_syscall /* old ulimit syscall holder */ - .long sys_ni_syscall /* sys_olduname */ - .long sys_umask /* 60 */ - .long sys_chroot - .long sys_ustat - .long sys_dup2 - .long sys_getppid - .long sys_getpgrp /* 65 */ - .long sys_setsid - .long sys_ni_syscall /* sigaction syscall holder */ - .long sys_ni_syscall /* sgetmask syscall holder */ - .long sys_ni_syscall /* ssetmask syscall holder */ - .long sys_ni_syscall /* 70 - setreuid16 syscall holder */ - .long sys_ni_syscall /* setregid16 syscall holder */ - .long sys_ni_syscall /* sigsuspend syscall holder */ - .long sys_ni_syscall /* sigpending syscall holder */ - .long sys_sethostname - .long sys_setrlimit /* 75 */ - .long sys_getrlimit/*will be unused*/ - .long sys_getrusage - .long sys_gettimeofday - .long sys_settimeofday - .long sys_ni_syscall /* 80 - getgroups16 syscall holder */ - .long sys_ni_syscall /* setgroups16 syscall holder */ - .long sys_ni_syscall /* sys_oldselect */ - .long sys_symlink - .long sys_ni_syscall /* old lstat syscall holder */ - .long sys_readlink /* 85 */ - .long sys_uselib - .long sys_swapon - .long sys_reboot - .long sys_ni_syscall /* readdir syscall holder */ - .long sys_ni_syscall /* 90 - old_mmap syscall holder */ - .long sys_munmap - .long sys_truncate - .long sys_ftruncate - .long sys_fchmod - .long sys_ni_syscall /* 95 - fchwon16 syscall holder */ - .long sys_getpriority - .long sys_setpriority - .long sys_ni_syscall /* old profil syscall holder */ - .long sys_statfs - .long sys_fstatfs /* 100 */ - .long sys_ni_syscall /* ioperm syscall holder */ - .long sys_socketcall - .long sys_syslog - .long sys_setitimer - .long sys_getitimer /* 105 */ - .long sys_newstat - .long sys_newlstat - .long sys_newfstat - .long sys_ni_syscall /* old uname syscall holder */ - .long sys_ni_syscall /* 110 - iopl syscall holder */ - .long sys_vhangup - .long sys_ni_syscall /* idle syscall holder */ - .long sys_ni_syscall /* vm86old syscall holder */ - .long sys_wait4 - .long sys_swapoff /* 115 */ - .long sys_sysinfo - .long sys_ipc - .long sys_fsync - .long sys_ni_syscall /* sigreturn syscall holder */ - .long sys_clone /* 120 */ - .long sys_setdomainname - .long sys_newuname - .long sys_ni_syscall /* modify_ldt syscall holder */ - .long sys_adjtimex - .long sys_mprotect /* 125 */ - .long sys_ni_syscall /* sigprocmask syscall holder */ - .long sys_ni_syscall /* create_module syscall holder */ - .long sys_init_module - .long sys_delete_module - .long sys_ni_syscall /* 130 - get_kernel_syms */ - .long sys_quotactl - .long sys_getpgid - .long sys_fchdir - .long sys_bdflush - .long sys_sysfs /* 135 */ - .long sys_personality - .long sys_ni_syscall /* afs_syscall syscall holder */ - .long sys_ni_syscall /* setfsuid16 syscall holder */ - .long sys_ni_syscall /* setfsgid16 syscall holder */ - .long sys_llseek /* 140 */ - .long sys_getdents - .long sys_select - .long sys_flock - .long sys_msync - .long sys_readv /* 145 */ - .long sys_writev - .long sys_getsid - .long sys_fdatasync - .long sys_sysctl - .long sys_mlock /* 150 */ - .long sys_munlock - .long sys_mlockall - .long sys_munlockall - .long sys_sched_setparam - .long sys_sched_getparam /* 155 */ - .long sys_sched_setscheduler - .long sys_sched_getscheduler - .long sys_sched_yield - .long sys_sched_get_priority_max - .long sys_sched_get_priority_min /* 160 */ - .long sys_sched_rr_get_interval - .long sys_nanosleep - .long sys_mremap - .long sys_ni_syscall /* setresuid16 syscall holder */ - .long sys_ni_syscall /* 165 - getresuid16 syscall holder */ - .long sys_tas /* vm86 syscall holder */ - .long sys_ni_syscall /* query_module syscall holder */ - .long sys_poll - .long sys_nfsservctl - .long sys_setresgid /* 170 */ - .long sys_getresgid - .long sys_prctl - .long sys_rt_sigreturn - .long sys_rt_sigaction - .long sys_rt_sigprocmask /* 175 */ - .long sys_rt_sigpending - .long sys_rt_sigtimedwait - .long sys_rt_sigqueueinfo - .long sys_rt_sigsuspend - .long sys_pread64 /* 180 */ - .long sys_pwrite64 - .long sys_ni_syscall /* chown16 syscall holder */ - .long sys_getcwd - .long sys_capget - .long sys_capset /* 185 */ - .long sys_sigaltstack - .long sys_sendfile - .long sys_ni_syscall /* streams1 */ - .long sys_ni_syscall /* streams2 */ - .long sys_vfork /* 190 */ - .long sys_getrlimit - .long sys_mmap2 - .long sys_truncate64 - .long sys_ftruncate64 - .long sys_stat64 /* 195 */ - .long sys_lstat64 - .long sys_fstat64 - .long sys_lchown - .long sys_getuid - .long sys_getgid /* 200 */ - .long sys_geteuid - .long sys_getegid - .long sys_setreuid - .long sys_setregid - .long sys_getgroups /* 205 */ - .long sys_setgroups - .long sys_fchown - .long sys_setresuid - .long sys_getresuid - .long sys_setresgid /* 210 */ - .long sys_getresgid - .long sys_chown - .long sys_setuid - .long sys_setgid - .long sys_setfsuid /* 215 */ - .long sys_setfsgid - .long sys_pivot_root - .long sys_mincore - .long sys_madvise - .long sys_getdents64 /* 220 */ - .long sys_fcntl64 - .long sys_ni_syscall /* reserved for TUX */ - .long sys_ni_syscall /* Reserved for Security */ - .long sys_gettid - .long sys_readahead /* 225 */ - .long sys_setxattr - .long sys_lsetxattr - .long sys_fsetxattr - .long sys_getxattr - .long sys_lgetxattr /* 230 */ - .long sys_fgetxattr - .long sys_listxattr - .long sys_llistxattr - .long sys_flistxattr - .long sys_removexattr /* 235 */ - .long sys_lremovexattr - .long sys_fremovexattr - .long sys_tkill - .long sys_sendfile64 - .long sys_futex /* 240 */ - .long sys_sched_setaffinity - .long sys_sched_getaffinity - .long sys_ni_syscall /* reserved for "set_thread_area" system call */ - .long sys_ni_syscall /* reserved for "get_thread_area" system call */ - .long sys_io_setup /* 245 */ - .long sys_io_destroy - .long sys_io_getevents - .long sys_io_submit - .long sys_io_cancel - .long sys_fadvise64 /* 250 */ - .long sys_ni_syscall - .long sys_exit_group - .long sys_lookup_dcookie - .long sys_epoll_create - .long sys_epoll_ctl /* 255 */ - .long sys_epoll_wait - .long sys_remap_file_pages - .long sys_set_tid_address - .long sys_timer_create - .long sys_timer_settime /* 260 */ - .long sys_timer_gettime - .long sys_timer_getoverrun - .long sys_timer_delete - .long sys_clock_settime - .long sys_clock_gettime /* 265 */ - .long sys_clock_getres - .long sys_clock_nanosleep - .long sys_statfs64 - .long sys_fstatfs64 - .long sys_tgkill /* 270 */ - .long sys_utimes - .long sys_fadvise64_64 - .long sys_ni_syscall /* Reserved for sys_vserver */ - .long sys_ni_syscall /* Reserved for sys_mbind */ - .long sys_ni_syscall /* Reserved for sys_get_mempolicy */ - .long sys_ni_syscall /* Reserved for sys_set_mempolicy */ - .long sys_mq_open - .long sys_mq_unlink - .long sys_mq_timedsend - .long sys_mq_timedreceive /* 280 */ - .long sys_mq_notify - .long sys_mq_getsetattr - .long sys_ni_syscall /* reserved for kexec */ - .long sys_waitid + .section .rodata,"a" +#include "syscall_table.S" syscall_table_size=(.-sys_call_table) - diff --git a/arch/m32r/kernel/head.S b/arch/m32r/kernel/head.S index 3e83173995c..a46652dd83e 100644 --- a/arch/m32r/kernel/head.S +++ b/arch/m32r/kernel/head.S @@ -7,14 +7,11 @@ * Hitoshi Yamamoto */ -/* $Id$ */ - #include <linux/init.h> __INIT __INITDATA .text -#include <linux/config.h> #include <linux/linkage.h> #include <asm/segment.h> #include <asm/page.h> @@ -26,13 +23,12 @@ __INITDATA /* * References to members of the boot_cpu_data structure. */ - .text +__HEAD .global start_kernel .global __bss_start .global _end ENTRY(stext) ENTRY(_stext) -ENTRY(startup_32) /* Setup up the stack pointer */ LDIMM (r0, spi_stack_top) LDIMM (r1, spu_stack_top) @@ -137,7 +133,6 @@ loop1: /* * AP startup routine */ - .text .global eit_vector ENTRY(startup_AP) ;; setup EVB @@ -234,6 +229,7 @@ ENTRY(startup_AP) nop #endif /* CONFIG_SMP */ + .text ENTRY(stack_start) .long init_thread_union+8192 .long __KERNEL_DS @@ -272,13 +268,13 @@ ENTRY(empty_zero_page) /*------------------------------------------------------------------------ * Stack area */ - .section .spi + .section .init.data, "aw" ALIGN .global spi_stack_top .zero 1024 spi_stack_top: - .section .spu + .section .init.data, "aw" ALIGN .global spu_stack_top .zero 1024 diff --git a/arch/m32r/kernel/init_task.c b/arch/m32r/kernel/init_task.c deleted file mode 100644 index 9e508fd9d97..00000000000 --- a/arch/m32r/kernel/init_task.c +++ /dev/null @@ -1,41 +0,0 @@ -/* orig : i386 init_task.c */ - -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/init.h> -#include <linux/init_task.h> -#include <linux/fs.h> -#include <linux/mqueue.h> - -#include <asm/uaccess.h> -#include <asm/pgtable.h> - -static struct fs_struct init_fs = INIT_FS; -static struct files_struct init_files = INIT_FILES; -static struct signal_struct init_signals = INIT_SIGNALS(init_signals); -static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); -struct mm_struct init_mm = INIT_MM(init_mm); - -EXPORT_SYMBOL(init_mm); - -/* - * Initial thread structure. - * - * We need to make sure that this is 8192-byte aligned due to the - * way process stacks are handled. This is done by having a special - * "init_task" linker map entry.. - */ -union thread_union init_thread_union - __attribute__((__section__(".data.init_task"))) = - { INIT_THREAD_INFO(init_task) }; - -/* - * Initial task structure. - * - * All other task structs will be allocated on slabs in fork.c - */ -struct task_struct init_task = INIT_TASK(init_task); - -EXPORT_SYMBOL(init_task); - diff --git a/arch/m32r/kernel/io_m32700ut.c b/arch/m32r/kernel/io_m32700ut.c deleted file mode 100644 index eda9f963c1e..00000000000 --- a/arch/m32r/kernel/io_m32700ut.c +++ /dev/null @@ -1,396 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_m32700ut.c - * - * Typical I/O routines for M32700UT board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */ - -#define PORT2ADDR(port) _port2addr(port) -#define PORT2ADDR_USB(port) _port2addr_usb(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port + NONCACHE_OFFSET); -} - -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) -static inline void *__port2addr_ata(unsigned long port) -{ - static int dummy_reg; - - switch (port) { - case 0x1f0: return (void *)0xac002000; - case 0x1f1: return (void *)0xac012800; - case 0x1f2: return (void *)0xac012002; - case 0x1f3: return (void *)0xac012802; - case 0x1f4: return (void *)0xac012004; - case 0x1f5: return (void *)0xac012804; - case 0x1f6: return (void *)0xac012006; - case 0x1f7: return (void *)0xac012806; - case 0x3f6: return (void *)0xac01200e; - default: return (void *)&dummy_reg; - } -} -#endif - -/* - * M32700UT-LAN is located in the extended bus space - * from 0x10000000 to 0x13ffffff on physical address. - * The base address of LAN controller(LAN91C111) is 0x300. - */ -#define LAN_IOSTART 0xa0000300 -#define LAN_IOEND 0xa0000320 -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + 0x10000000); -} -static inline void *_port2addr_usb(unsigned long port) -{ - return (void *)((port & 0x0f) + NONCACHE_OFFSET + 0x10303000); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -#define PORT2ADDR_NE(port) _port2addr_ne(port) - -static inline unsigned char _ne_inb(void *portp) -{ - return *(volatile unsigned char *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp); -} - -static inline void _ne_insb(void *portp, void *addr, unsigned long count) -{ - unsigned char *buf = (unsigned char *)addr; - - while (count--) - *buf++ = _ne_inb(portp); -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)portp = b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inb(PORT2ADDR_NE(port)); - -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned char *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned char b; - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else -#endif - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inw(PORT2ADDR_NE(port)); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned short *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_USB) - else if(port >= 0x340 && port < 0x3a0) - return *(volatile unsigned short *)PORT2ADDR_USB(port); -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned short w; - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else -#endif - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned long l; - pcc_ioread_word(0, port, &l, sizeof(l), 1, 0); - return l; - } else -#endif - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outb(b, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned char *)__port2addr_ata(port) = b; - } else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - } else -#endif - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outw(w, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned short *)__port2addr_ata(port) = w; - } else -#endif -#if defined(CONFIG_USB) - if(port >= 0x340 && port < 0x3a0) - *(volatile unsigned short *)PORT2ADDR_USB(port) = w; - else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - } else -#endif - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0); - } else -#endif - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void *addr, unsigned long count) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_insb(PORT2ADDR_NE(port), addr, count); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - unsigned char *buf = addr; - unsigned char *portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } -#endif - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to read data - * from the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void *addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to write data - * into the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_mappi.c b/arch/m32r/kernel/io_mappi.c deleted file mode 100644 index 3c3da042fbd..00000000000 --- a/arch/m32r/kernel/io_mappi.c +++ /dev/null @@ -1,326 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_mappi.c - * - * Typical I/O routines for Mappi board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) -#define M32R_PCC_IOSTART1 0x2000 -#define M32R_PCC_IOEND1 (M32R_PCC_IOSTART1 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_PCC */ - -#define PORT2ADDR(port) _port2addr(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port | (NONCACHE_OFFSET)); -} - -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)((port<<1) + NONCACHE_OFFSET + 0x0C000000); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -#define PORT2ADDR_NE(port) _port2addr_ne(port) - -static inline unsigned char _ne_inb(void *portp) -{ - return (unsigned char) *(volatile unsigned short *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - unsigned short tmp; - - tmp = *(volatile unsigned short *)portp; - return le16_to_cpu(tmp); -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned short *)portp = (unsigned short)b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - return _ne_inb(PORT2ADDR_NE(port)); - else -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned char b; - pcc_ioread(0, port, &b, sizeof(b), 1, 0); - return b; - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - unsigned char b; - pcc_ioread(1, port, &b, sizeof(b), 1, 0); - return b; - } else -#endif - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - return _ne_inw(PORT2ADDR_NE(port)); - else -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned short w; - pcc_ioread(0, port, &w, sizeof(w), 1, 0); - return w; - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - unsigned short w; - pcc_ioread(1, port, &w, sizeof(w), 1, 0); - return w; - } else -#endif - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned long l; - pcc_ioread(0, port, &l, sizeof(l), 1, 0); - return l; - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - unsigned short l; - pcc_ioread(1, port, &l, sizeof(l), 1, 0); - return l; - } else -#endif - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - _ne_outb(b, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite(0, port, &b, sizeof(b), 1, 0); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_iowrite(1, port, &b, sizeof(b), 1, 0); - } else -#endif - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - _ne_outw(w, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite(0, port, &w, sizeof(w), 1, 0); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_iowrite(1, port, &w, sizeof(w), 1, 0); - } else -#endif - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite(0, port, &l, sizeof(l), 1, 0); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_iowrite(1, port, &l, sizeof(l), 1, 0); - } else -#endif - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= 0x300 && port < 0x320){ - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_ioread(1, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = _ne_inw(portp); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread(0, port, (void *)addr, sizeof(unsigned short), - count, 1); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_ioread(1, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void *addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_iowrite(1, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outw(*buf++, portp); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_PCC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite(0, port, (void *)addr, sizeof(unsigned short), - count, 1); - } else if (port >= M32R_PCC_IOSTART1 && port <= M32R_PCC_IOEND1) { - pcc_iowrite(1, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_mappi2.c b/arch/m32r/kernel/io_mappi2.c deleted file mode 100644 index df3c729cb3e..00000000000 --- a/arch/m32r/kernel/io_mappi2.c +++ /dev/null @@ -1,384 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_mappi2.c - * - * Typical I/O routines for Mappi2 board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */ - -#define PORT2ADDR(port) _port2addr(port) -#define PORT2ADDR_NE(port) _port2addr_ne(port) -#define PORT2ADDR_USB(port) _port2addr_usb(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port | (NONCACHE_OFFSET)); -} - -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) -static inline void *__port2addr_ata(unsigned long port) -{ - static int dummy_reg; - - switch (port) { - case 0x1f0: return (void *)0xac002000; - case 0x1f1: return (void *)0xac012800; - case 0x1f2: return (void *)0xac012002; - case 0x1f3: return (void *)0xac012802; - case 0x1f4: return (void *)0xac012004; - case 0x1f5: return (void *)0xac012804; - case 0x1f6: return (void *)0xac012006; - case 0x1f7: return (void *)0xac012806; - case 0x3f6: return (void *)0xac01200e; - default: return (void *)&dummy_reg; - } -} -#endif - -#define LAN_IOSTART 0xa0000300 -#define LAN_IOEND 0xa0000320 -#ifdef CONFIG_CHIP_OPSP -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + 0x10000000); -} -#else -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + 0x04000000); -} -#endif -static inline void *_port2addr_usb(unsigned long port) -{ - return (void *)(port + NONCACHE_OFFSET + 0x14000000); -} -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -static inline unsigned char _ne_inb(void *portp) -{ - return (unsigned char) *(volatile unsigned char *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp); -} - -static inline void _ne_insb(void *portp, void * addr, unsigned long count) -{ - unsigned char *buf = addr; - - while (count--) - *buf++ = *(volatile unsigned char *)portp; -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)portp = (unsigned char)b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inb(PORT2ADDR_NE(port)); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned char *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned char b; - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else -#endif - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inw(PORT2ADDR_NE(port)); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned short *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_USB) - else if (port >= 0x340 && port < 0x3a0) - return *(volatile unsigned short *)PORT2ADDR_USB(port); -#endif - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned short w; - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else -#endif - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned long l; - pcc_ioread_word(0, port, &l, sizeof(l), 1, 0); - return l; - } else -#endif - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outb(b, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned char *)__port2addr_ata(port) = b; - } else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - } else -#endif - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outw(w, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned short *)__port2addr_ata(port) = w; - } else -#endif -#if defined(CONFIG_USB) - if (port >= 0x340 && port < 0x3a0) - *(volatile unsigned short *)PORT2ADDR_USB(port) = w; - else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - } else -#endif - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0); - } else -#endif - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void * addr, unsigned long count) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_insb(PORT2ADDR_NE(port), addr, count); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - unsigned char *buf = addr; - unsigned char *portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } -#endif - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void * addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void * addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_mappi3.c b/arch/m32r/kernel/io_mappi3.c deleted file mode 100644 index 6716ffea769..00000000000 --- a/arch/m32r/kernel/io_mappi3.c +++ /dev/null @@ -1,377 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_mappi3.c - * - * Typical I/O routines for Mappi3 board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */ - -#define PORT2ADDR(port) _port2addr(port) -#define PORT2ADDR_NE(port) _port2addr_ne(port) -#define PORT2ADDR_USB(port) _port2addr_usb(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port + NONCACHE_OFFSET); -} - -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) -static inline void *__port2addr_ata(unsigned long port) -{ - static int dummy_reg; - - switch (port) { - case 0x1f0: return (void *)0xb4002000; - case 0x1f1: return (void *)0xb4012800; - case 0x1f2: return (void *)0xb4012002; - case 0x1f3: return (void *)0xb4012802; - case 0x1f4: return (void *)0xb4012004; - case 0x1f5: return (void *)0xb4012804; - case 0x1f6: return (void *)0xb4012006; - case 0x1f7: return (void *)0xb4012806; - case 0x3f6: return (void *)0xb401200e; - default: return (void *)&dummy_reg; - } -} -#endif - -#define LAN_IOSTART 0xa0000300 -#define LAN_IOEND 0xa0000320 -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + 0x10000000); -} - -static inline void *_port2addr_usb(unsigned long port) -{ - return (void *)(port + NONCACHE_OFFSET + 0x12000000); -} -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -static inline unsigned char _ne_inb(void *portp) -{ - return (unsigned char) *(volatile unsigned char *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp); -} - -static inline void _ne_insb(void *portp, void * addr, unsigned long count) -{ - unsigned char *buf = addr; - - while (count--) - *buf++ = *(volatile unsigned char *)portp; -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)portp = (unsigned char)b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inb(PORT2ADDR_NE(port)); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned char *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned char b; - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else -#endif - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inw(PORT2ADDR_NE(port)); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - return *(volatile unsigned short *)__port2addr_ata(port); - } -#endif -#if defined(CONFIG_USB) - else if (port >= 0x340 && port < 0x3a0) - return *(volatile unsigned short *)PORT2ADDR_USB(port); -#endif - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned short w; - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else -#endif - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned long l; - pcc_ioread_word(0, port, &l, sizeof(l), 1, 0); - return l; - } else -#endif - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outb(b, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned char *)__port2addr_ata(port) = b; - } else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - } else -#endif - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outw(w, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - *(volatile unsigned short *)__port2addr_ata(port) = w; - } else -#endif -#if defined(CONFIG_USB) - if (port >= 0x340 && port < 0x3a0) - *(volatile unsigned short *)PORT2ADDR_USB(port) = w; - else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - } else -#endif - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0); - } else -#endif - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void * addr, unsigned long count) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_insb(PORT2ADDR_NE(port), addr, count); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - unsigned char *buf = addr; - unsigned char *portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } -#endif - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void * addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void * addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC) - } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) { - portp = __port2addr_ata(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_oaks32r.c b/arch/m32r/kernel/io_oaks32r.c deleted file mode 100644 index 8be323931e4..00000000000 --- a/arch/m32r/kernel/io_oaks32r.c +++ /dev/null @@ -1,229 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_oaks32r.c - * - * Typical I/O routines for OAKS32R board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> - -#define PORT2ADDR(port) _port2addr(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port | (NONCACHE_OFFSET)); -} - -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)((port<<1) + NONCACHE_OFFSET + 0x02000000); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -#define PORT2ADDR_NE(port) _port2addr_ne(port) - -static inline unsigned char _ne_inb(void *portp) -{ - return *(volatile unsigned char *)(portp+1); -} - -static inline unsigned short _ne_inw(void *portp) -{ - unsigned short tmp; - - tmp = *(unsigned short *)(portp) & 0xff; - tmp |= *(unsigned short *)(portp+2) << 8; - return tmp; -} - -static inline void _ne_insb(void *portp, void *addr, unsigned long count) -{ - unsigned char *buf = addr; - while (count--) - *buf++ = *(volatile unsigned char *)(portp+1); -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)(portp+1) = b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = (w >> 8); - *(volatile unsigned short *)(portp+2) = (w & 0xff); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - return _ne_inb(PORT2ADDR_NE(port)); - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - return _ne_inw(PORT2ADDR_NE(port)); - - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - _ne_outb(b, PORT2ADDR_NE(port)); - else - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= 0x300 && port < 0x320) - _ne_outw(w, PORT2ADDR_NE(port)); - else - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void *addr, unsigned long count) -{ - if (port >= 0x300 && port < 0x320) - _ne_insb(PORT2ADDR_NE(port), addr, count); - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = _ne_inw(portp); - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void *addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= 0x300 && port < 0x320) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outw(*buf++, portp); - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_opsput.c b/arch/m32r/kernel/io_opsput.c deleted file mode 100644 index 4793bd18e11..00000000000 --- a/arch/m32r/kernel/io_opsput.c +++ /dev/null @@ -1,329 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_opsput.c - * - * Typical I/O routines for OPSPUT board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/byteorder.h> - -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) -#include <linux/types.h> - -#define M32R_PCC_IOMAP_SIZE 0x1000 - -#define M32R_PCC_IOSTART0 0x1000 -#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1) - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */ - -#define PORT2ADDR(port) _port2addr(port) -#define PORT2ADDR_USB(port) _port2addr_usb(port) - -static inline void *_port2addr(unsigned long port) -{ - return (void *)(port | (NONCACHE_OFFSET)); -} - -/* - * OPSPUT-LAN is located in the extended bus space - * from 0x10000000 to 0x13ffffff on physical address. - * The base address of LAN controller(LAN91C111) is 0x300. - */ -#define LAN_IOSTART 0xa0000300 -#define LAN_IOEND 0xa0000320 -static inline void *_port2addr_ne(unsigned long port) -{ - return (void *)(port + 0x10000000); -} -static inline void *_port2addr_usb(unsigned long port) -{ - return (void *)((port & 0x0f) + NONCACHE_OFFSET + 0x10303000); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -/* - * NIC I/O function - */ - -#define PORT2ADDR_NE(port) _port2addr_ne(port) - -static inline unsigned char _ne_inb(void *portp) -{ - return *(volatile unsigned char *)portp; -} - -static inline unsigned short _ne_inw(void *portp) -{ - return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp); -} - -static inline void _ne_insb(void *portp, void *addr, unsigned long count) -{ - unsigned char *buf = (unsigned char *)addr; - - while (count--) - *buf++ = _ne_inb(portp); -} - -static inline void _ne_outb(unsigned char b, void *portp) -{ - *(volatile unsigned char *)portp = b; -} - -static inline void _ne_outw(unsigned short w, void *portp) -{ - *(volatile unsigned short *)portp = cpu_to_le16(w); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inb(PORT2ADDR_NE(port)); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned char b; - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else -#endif - - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - return _ne_inw(PORT2ADDR_NE(port)); -#if defined(CONFIG_USB) - else if(port >= 0x340 && port < 0x3a0) - return *(volatile unsigned short *)PORT2ADDR_USB(port); -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned short w; - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else -#endif - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - unsigned long l; - pcc_ioread_word(0, port, &l, sizeof(l), 1, 0); - return l; - } else -#endif - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return (v); -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return (v); -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return (v); -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outb(b, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - } else -#endif - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_outw(w, PORT2ADDR_NE(port)); - else -#if defined(CONFIG_USB) - if(port >= 0x340 && port < 0x3a0) - *(volatile unsigned short *)PORT2ADDR_USB(port) = w; - else -#endif -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - } else -#endif - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0); - } else -#endif - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void *addr, unsigned long count) -{ - if (port >= LAN_IOSTART && port < LAN_IOEND) - _ne_insb(PORT2ADDR_NE(port), addr, count); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - } -#endif - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void *addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to read data - * from the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void *addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - portp = PORT2ADDR_NE(port); - while (count--) - _ne_outb(*buf++, portp); -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= LAN_IOSTART && port < LAN_IOEND) { - /* - * This portion is only used by smc91111.c to write data - * into the DATA_REG. Do not swap the data. - */ - portp = PORT2ADDR_NE(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; -#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC) - } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) { - pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short), - count, 1); -#endif - } else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void *addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/io_usrv.c b/arch/m32r/kernel/io_usrv.c deleted file mode 100644 index 39a379af40b..00000000000 --- a/arch/m32r/kernel/io_usrv.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * linux/arch/m32r/kernel/io_usrv.c - * - * Typical I/O routines for uServer board. - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. - * - */ - -#include <linux/config.h> -#include <asm/m32r.h> -#include <asm/page.h> -#include <asm/io.h> - -#include <linux/types.h> -#include "../drivers/m32r_cfc.h" - -extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int); -extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int); -#define CFC_IOSTART CFC_IOPORT_BASE -#define CFC_IOEND (CFC_IOSTART + (M32R_PCC_MAPSIZE * M32R_MAX_PCC) - 1) - -#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) -#define UART0_REGSTART 0x04c20000 -#define UART1_REGSTART 0x04c20100 -#define UART_IOMAP_SIZE 8 -#define UART0_IOSTART 0x3f8 -#define UART0_IOEND (UART0_IOSTART + UART_IOMAP_SIZE - 1) -#define UART1_IOSTART 0x2f8 -#define UART1_IOEND (UART1_IOSTART + UART_IOMAP_SIZE - 1) -#endif /* CONFIG_SERIAL_8250 || CONFIG_SERIAL_8250_MODULE */ - -#define PORT2ADDR(port) _port2addr(port) - -static inline void *_port2addr(unsigned long port) -{ -#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) - if (port >= UART0_IOSTART && port <= UART0_IOEND) - port = ((port - UART0_IOSTART) << 1) + UART0_REGSTART; - else if (port >= UART1_IOSTART && port <= UART1_IOEND) - port = ((port - UART1_IOSTART) << 1) + UART1_REGSTART; -#endif /* CONFIG_SERIAL_8250 || CONFIG_SERIAL_8250_MODULE */ - return (void *)(port | (NONCACHE_OFFSET)); -} - -static inline void delay(void) -{ - __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory"); -} - -unsigned char _inb(unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) { - unsigned char b; - pcc_ioread_byte(0, port, &b, sizeof(b), 1, 0); - return b; - } else - return *(volatile unsigned char *)PORT2ADDR(port); -} - -unsigned short _inw(unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) { - unsigned short w; - pcc_ioread_word(0, port, &w, sizeof(w), 1, 0); - return w; - } else - return *(volatile unsigned short *)PORT2ADDR(port); -} - -unsigned long _inl(unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) { - unsigned long l; - pcc_ioread_word(0, port, &l, sizeof(l), 1, 0); - return l; - } else - return *(volatile unsigned long *)PORT2ADDR(port); -} - -unsigned char _inb_p(unsigned long port) -{ - unsigned char v = _inb(port); - delay(); - return v; -} - -unsigned short _inw_p(unsigned long port) -{ - unsigned short v = _inw(port); - delay(); - return v; -} - -unsigned long _inl_p(unsigned long port) -{ - unsigned long v = _inl(port); - delay(); - return v; -} - -void _outb(unsigned char b, unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0); - else - *(volatile unsigned char *)PORT2ADDR(port) = b; -} - -void _outw(unsigned short w, unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_word(0, port, &w, sizeof(w), 1, 0); - else - *(volatile unsigned short *)PORT2ADDR(port) = w; -} - -void _outl(unsigned long l, unsigned long port) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_word(0, port, &l, sizeof(l), 1, 0); - else - *(volatile unsigned long *)PORT2ADDR(port) = l; -} - -void _outb_p(unsigned char b, unsigned long port) -{ - _outb(b, port); - delay(); -} - -void _outw_p(unsigned short w, unsigned long port) -{ - _outw(w, port); - delay(); -} - -void _outl_p(unsigned long l, unsigned long port) -{ - _outl(l, port); - delay(); -} - -void _insb(unsigned int port, void * addr, unsigned long count) -{ - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_ioread_byte(0, port, addr, sizeof(unsigned char), count, 1); - else { - unsigned char *buf = addr; - unsigned char *portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned char *)portp; - } -} - -void _insw(unsigned int port, void * addr, unsigned long count) -{ - unsigned short *buf = addr; - unsigned short *portp; - - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_ioread_word(0, port, addr, sizeof(unsigned short), count, - 1); - else { - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned short *)portp; - } -} - -void _insl(unsigned int port, void * addr, unsigned long count) -{ - unsigned long *buf = addr; - unsigned long *portp; - - portp = PORT2ADDR(port); - while (count--) - *buf++ = *(volatile unsigned long *)portp; -} - -void _outsb(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned char *buf = addr; - unsigned char *portp; - - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char), - count, 1); - else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned char *)portp = *buf++; - } -} - -void _outsw(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned short *buf = addr; - unsigned short *portp; - - if (port >= CFC_IOSTART && port <= CFC_IOEND) - pcc_iowrite_word(0, port, (void *)addr, sizeof(unsigned short), - count, 1); - else { - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned short *)portp = *buf++; - } -} - -void _outsl(unsigned int port, const void * addr, unsigned long count) -{ - const unsigned long *buf = addr; - unsigned char *portp; - - portp = PORT2ADDR(port); - while (count--) - *(volatile unsigned long *)portp = *buf++; -} diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c index 1ce63926a3c..c7272b89428 100644 --- a/arch/m32r/kernel/irq.c +++ b/arch/m32r/kernel/irq.c @@ -18,74 +18,26 @@ #include <linux/kernel_stat.h> #include <linux/interrupt.h> -#include <linux/seq_file.h> #include <linux/module.h> #include <asm/uaccess.h> -atomic_t irq_err_count; -atomic_t irq_mis_count; - -/* - * Generic, controller-independent functions: - */ - -int show_interrupts(struct seq_file *p, void *v) -{ - int i = *(loff_t *) v, j; - struct irqaction * action; - unsigned long flags; - - if (i == 0) { - seq_printf(p, " "); - for (j=0; j<NR_CPUS; j++) - if (cpu_online(j)) - seq_printf(p, "CPU%d ",j); - seq_putc(p, '\n'); - } - - if (i < NR_IRQS) { - spin_lock_irqsave(&irq_desc[i].lock, flags); - action = irq_desc[i].action; - if (!action) - goto skip; - seq_printf(p, "%3d: ",i); -#ifndef CONFIG_SMP - seq_printf(p, "%10u ", kstat_irqs(i)); -#else - for (j = 0; j < NR_CPUS; j++) - if (cpu_online(j)) - seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); -#endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); - seq_printf(p, " %s", action->name); - - for (action=action->next; action; action = action->next) - seq_printf(p, ", %s", action->name); - - seq_putc(p, '\n'); -skip: - spin_unlock_irqrestore(&irq_desc[i].lock, flags); - } else if (i == NR_IRQS) { - seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count)); - seq_printf(p, "MIS: %10u\n", atomic_read(&irq_mis_count)); - } - return 0; -} - /* - * do_IRQ handles all normal device IRQ's (the special + * do_IRQ handles all normal device IRQs (the special * SMP cross-CPU interrupts have their own specific * handlers). */ asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs) { + struct pt_regs *old_regs; + old_regs = set_irq_regs(regs); irq_enter(); #ifdef CONFIG_DEBUG_STACKOVERFLOW /* FIXME M32R */ #endif - __do_IRQ(irq, regs); + generic_handle_irq(irq); irq_exit(); + set_irq_regs(old_regs); return 1; } diff --git a/arch/m32r/kernel/m32r_ksyms.c b/arch/m32r/kernel/m32r_ksyms.c index e5ec134d81d..b727e693c80 100644 --- a/arch/m32r/kernel/m32r_ksyms.c +++ b/arch/m32r/kernel/m32r_ksyms.c @@ -1,4 +1,3 @@ -#include <linux/config.h> #include <linux/module.h> #include <linux/smp.h> #include <linux/user.h> @@ -6,10 +5,8 @@ #include <linux/sched.h> #include <linux/in6.h> #include <linux/interrupt.h> -#include <linux/smp_lock.h> #include <linux/string.h> -#include <asm/semaphore.h> #include <asm/processor.h> #include <asm/uaccess.h> #include <asm/checksum.h> @@ -17,41 +14,13 @@ #include <asm/delay.h> #include <asm/irq.h> #include <asm/tlbflush.h> - -extern void dump_thread(struct pt_regs *, struct user *); - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_HD) || defined(CONFIG_BLK_DEV_IDE_MODULE) || defined(CONFIG_BLK_DEV_HD_MODULE) -extern struct drive_info_struct drive_info; -EXPORT_SYMBOL(drive_info); -#endif +#include <asm/pgtable.h> /* platform dependent support */ EXPORT_SYMBOL(boot_cpu_data); -EXPORT_SYMBOL(dump_thread); EXPORT_SYMBOL(dump_fpu); EXPORT_SYMBOL(__ioremap); EXPORT_SYMBOL(iounmap); -EXPORT_SYMBOL(enable_irq); -EXPORT_SYMBOL(disable_irq); -EXPORT_SYMBOL(disable_irq_nosync); -EXPORT_SYMBOL(kernel_thread); -EXPORT_SYMBOL(__down); -EXPORT_SYMBOL(__down_interruptible); -EXPORT_SYMBOL(__up); -EXPORT_SYMBOL(__down_trylock); - -/* Networking helper routines. */ -/* Delay loops */ -EXPORT_SYMBOL(__udelay); -EXPORT_SYMBOL(__delay); -EXPORT_SYMBOL(__const_udelay); - -EXPORT_SYMBOL(__get_user_1); -EXPORT_SYMBOL(__get_user_2); -EXPORT_SYMBOL(__get_user_4); - -EXPORT_SYMBOL(strpbrk); -EXPORT_SYMBOL(strstr); EXPORT_SYMBOL(strncpy_from_user); EXPORT_SYMBOL(__strncpy_from_user); @@ -67,12 +36,6 @@ extern void *dcache_dummy; EXPORT_SYMBOL(dcache_dummy); #endif EXPORT_SYMBOL(cpu_data); -EXPORT_SYMBOL(cpu_online_map); -EXPORT_SYMBOL(cpu_callout_map); - -/* Global SMP stuff */ -EXPORT_SYMBOL(synchronize_irq); -EXPORT_SYMBOL(smp_call_function); /* TLB flushing */ EXPORT_SYMBOL(smp_flush_tlb_page); @@ -91,27 +54,12 @@ EXPORT_SYMBOL(__lshrdi3); EXPORT_SYMBOL(__muldi3); /* memory and string operations */ -EXPORT_SYMBOL(memchr); EXPORT_SYMBOL(memcpy); -/* EXPORT_SYMBOL(memcpy_fromio); // not implement yet */ -/* EXPORT_SYMBOL(memcpy_toio); // not implement yet */ EXPORT_SYMBOL(memset); -/* EXPORT_SYMBOL(memset_io); // not implement yet */ -EXPORT_SYMBOL(memmove); -EXPORT_SYMBOL(memcmp); -EXPORT_SYMBOL(memscan); EXPORT_SYMBOL(copy_page); EXPORT_SYMBOL(clear_page); - -EXPORT_SYMBOL(strcat); -EXPORT_SYMBOL(strchr); -EXPORT_SYMBOL(strcmp); -EXPORT_SYMBOL(strcpy); EXPORT_SYMBOL(strlen); -EXPORT_SYMBOL(strncat); -EXPORT_SYMBOL(strncmp); -EXPORT_SYMBOL(strnlen); -EXPORT_SYMBOL(strncpy); +EXPORT_SYMBOL(empty_zero_page); EXPORT_SYMBOL(_inb); EXPORT_SYMBOL(_inw); diff --git a/arch/m32r/kernel/module.c b/arch/m32r/kernel/module.c index f6a79a016ce..38233b6596b 100644 --- a/arch/m32r/kernel/module.c +++ b/arch/m32r/kernel/module.c @@ -15,7 +15,6 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#include <linux/config.h> #include <linux/moduleloader.h> #include <linux/elf.h> #include <linux/vmalloc.h> @@ -29,35 +28,6 @@ #define DEBUGP(fmt...) #endif -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; -#ifdef CONFIG_MMU - return vmalloc_exec(size); -#else - return vmalloc(size); -#endif -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); - /* FIXME: If module_region == mod->init_region, trim exception - table entries. */ -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - #define COPY_UNALIGNED_WORD(sw, tw, align) \ { \ void *__s = &(sw), *__t = &(tw); \ @@ -231,29 +201,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } return 0; } - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ -#if 0 - printk(KERN_ERR "module %s: REL RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -#endif - return 0; - -} - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c index ea13a8f4d8b..e69221d581d 100644 --- a/arch/m32r/kernel/process.c +++ b/arch/m32r/kernel/process.c @@ -11,7 +11,7 @@ #undef DEBUG_PROCESS #ifdef DEBUG_PROCESS #define DPRINTK(fmt, args...) printk("%s:%d:%s: " fmt, __FILE__, __LINE__, \ - __FUNCTION__, ##args) + __func__, ##args) #else #define DPRINTK(fmt, args...) #endif @@ -21,12 +21,12 @@ */ #include <linux/fs.h> -#include <linux/config.h> +#include <linux/slab.h> #include <linux/module.h> #include <linux/ptrace.h> #include <linux/unistd.h> -#include <linux/slab.h> #include <linux/hardirq.h> +#include <linux/rcupdate.h> #include <asm/io.h> #include <asm/uaccess.h> @@ -36,8 +36,6 @@ #include <linux/err.h> -static int hlt_counter=0; - /* * Return saved PC of a blocked thread. */ @@ -46,70 +44,15 @@ unsigned long thread_saved_pc(struct task_struct *tsk) return tsk->thread.lr; } -/* - * Powermanagement idle function, if any.. - */ -void (*pm_idle)(void) = NULL; - -void disable_hlt(void) -{ - hlt_counter++; -} - -EXPORT_SYMBOL(disable_hlt); - -void enable_hlt(void) -{ - hlt_counter--; -} - -EXPORT_SYMBOL(enable_hlt); - -/* - * We use this is we don't have any better - * idle routine.. - */ -void default_idle(void) -{ - /* M32R_FIXME: Please use "cpu_sleep" mode. */ - cpu_relax(); -} - -/* - * On SMP it's slightly faster (but much more power-consuming!) - * to poll the ->work.need_resched flag instead of waiting for the - * cross-CPU IPI to arrive. Use this option with caution. - */ -static void poll_idle (void) -{ - /* M32R_FIXME */ - cpu_relax(); -} - -/* - * The idle thread. There's no useful work to be - * done, so just try to conserve power and have a - * low exit latency (ie sit in a loop waiting for - * somebody to say that they'd like to reschedule) - */ -void cpu_idle (void) -{ - /* endless idle loop with no priority at all */ - while (1) { - while (!need_resched()) { - void (*idle)(void) = pm_idle; - - if (!idle) - idle = default_idle; - - idle(); - } - schedule(); - } -} +void (*pm_power_off)(void) = NULL; +EXPORT_SYMBOL(pm_power_off); void machine_restart(char *__unused) { +#if defined(CONFIG_PLAT_MAPPI3) + outw(1, (unsigned long)PLD_REBOOT); +#endif + printk("Please push reset button!\n"); while (1) cpu_relax(); @@ -127,24 +70,11 @@ void machine_power_off(void) /* M32R_FIXME */ } -static int __init idle_setup (char *str) -{ - if (!strncmp(str, "poll", 4)) { - printk("using poll in idle threads.\n"); - pm_idle = poll_idle; - } else if (!strncmp(str, "sleep", 4)) { - printk("using sleep in idle threads.\n"); - pm_idle = default_idle; - } - - return 1; -} - -__setup("idle=", idle_setup); - void show_regs(struct pt_regs * regs) { printk("\n"); + show_regs_print_info(KERN_DEFAULT); + printk("BPC[%08lx]:PSW[%08lx]:LR [%08lx]:FP [%08lx]\n", \ regs->bpc, regs->psw, regs->lr, regs->fp); printk("BBPC[%08lx]:BBPSW[%08lx]:SPU[%08lx]:SPI[%08lx]\n", \ @@ -165,48 +95,13 @@ void show_regs(struct pt_regs * regs) regs->acc1h, regs->acc1l); #elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R) printk("ACCH[%08lx]:ACCL[%08lx]\n", \ - regs->acch, regs->accl); + regs->acc0h, regs->acc0l); #else #error unknown isa configuration #endif } /* - * Create a kernel thread - */ - -/* - * This is the mechanism for creating a new kernel thread. - * - * NOTE! Only a kernel-only process(ie the swapper or direct descendants - * who haven't done an "execve()") should use this: it will work within - * a system call from a "real" process, but the process memory space will - * not be free'd until both the parent and the child have exited. - */ -static void kernel_thread_helper(void *nouse, int (*fn)(void *), void *arg) -{ - fn(arg); - do_exit(-1); -} - -int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags) -{ - struct pt_regs regs; - - memset(®s, 0, sizeof (regs)); - regs.r1 = (unsigned long)fn; - regs.r2 = (unsigned long)arg; - - regs.bpc = (unsigned long)kernel_thread_helper; - - regs.psw = M32R_PSW_BIE; - - /* Ok, create the new process. */ - return do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0, ®s, 0, NULL, - NULL); -} - -/* * Free current thread data structures etc.. */ void exit_thread(void) @@ -233,114 +128,33 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) return 0; /* Task didn't use the fpu at all. */ } -int copy_thread(int nr, unsigned long clone_flags, unsigned long spu, - unsigned long unused, struct task_struct *tsk, struct pt_regs *regs) +int copy_thread(unsigned long clone_flags, unsigned long spu, + unsigned long arg, struct task_struct *tsk) { - struct pt_regs *childregs; - unsigned long sp = (unsigned long)tsk->thread_info + THREAD_SIZE; + struct pt_regs *childregs = task_pt_regs(tsk); extern void ret_from_fork(void); - - /* Copy registers */ - sp -= sizeof (struct pt_regs); - childregs = (struct pt_regs *)sp; - *childregs = *regs; - - childregs->spu = spu; - childregs->r0 = 0; /* Child gets zero as return value */ - regs->r0 = tsk->pid; + extern void ret_from_kernel_thread(void); + + if (unlikely(tsk->flags & PF_KTHREAD)) { + memset(childregs, 0, sizeof(struct pt_regs)); + childregs->psw = M32R_PSW_BIE; + childregs->r1 = spu; /* fn */ + childregs->r0 = arg; + tsk->thread.lr = (unsigned long)ret_from_kernel_thread; + } else { + /* Copy registers */ + *childregs = *current_pt_regs(); + if (spu) + childregs->spu = spu; + childregs->r0 = 0; /* Child gets zero as return value */ + tsk->thread.lr = (unsigned long)ret_from_fork; + } tsk->thread.sp = (unsigned long)childregs; - tsk->thread.lr = (unsigned long)ret_from_fork; return 0; } /* - * fill in the user structure for a core dump.. - */ -void dump_thread(struct pt_regs * regs, struct user * dump) -{ - /* M32R_FIXME */ -} - -/* - * Capture the user space registers if the task is not running (in user space) - */ -int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs) -{ - /* M32R_FIXME */ - return 1; -} - -asmlinkage int sys_fork(unsigned long r0, unsigned long r1, unsigned long r2, - unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, - struct pt_regs regs) -{ -#ifdef CONFIG_MMU - return do_fork(SIGCHLD, regs.spu, ®s, 0, NULL, NULL); -#else - return -EINVAL; -#endif /* CONFIG_MMU */ -} - -asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp, - unsigned long parent_tidptr, - unsigned long child_tidptr, - unsigned long r4, unsigned long r5, unsigned long r6, - struct pt_regs regs) -{ - if (!newsp) - newsp = regs.spu; - - return do_fork(clone_flags, newsp, ®s, 0, - (int __user *)parent_tidptr, (int __user *)child_tidptr); -} - -/* - * This is trivial, and on the face of it looks like it - * could equally well be done in user mode. - * - * Not so, for quite unobvious reasons - register pressure. - * In user mode vfork() cannot have a stack frame, and if - * done by calling the "clone()" system call directly, you - * do not have enough call-clobbered registers to hold all - * the information you need. - */ -asmlinkage int sys_vfork(unsigned long r0, unsigned long r1, unsigned long r2, - unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, - struct pt_regs regs) -{ - return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, regs.spu, ®s, 0, - NULL, NULL); -} - -/* - * sys_execve() executes a new program. - */ -asmlinkage int sys_execve(char __user *ufilename, char __user * __user *uargv, - char __user * __user *uenvp, - unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, struct pt_regs regs) -{ - int error; - char *filename; - - filename = getname(ufilename); - error = PTR_ERR(filename); - if (IS_ERR(filename)) - goto out; - - error = do_execve(filename, uargv, uenvp, ®s); - if (error == 0) { - task_lock(current); - current->ptrace &= ~PT_DTRACE; - task_unlock(current); - } - putname(filename); -out: - return error; -} - -/* * These bracket the sleeping functions.. */ #define first_sched ((unsigned long) scheduling_functions_start_here) diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index 078d2a0e71c..51f5e9aa490 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -14,12 +14,11 @@ * Copyright (C) 2000 Russell King */ -#include <linux/config.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/mm.h> +#include <linux/err.h> #include <linux/smp.h> -#include <linux/smp_lock.h> #include <linux/errno.h> #include <linux/ptrace.h> #include <linux/user.h> @@ -30,28 +29,10 @@ #include <asm/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> -#include <asm/system.h> #include <asm/processor.h> #include <asm/mmu_context.h> /* - * Get the address of the live pt_regs for the specified task. - * These are saved onto the top kernel stack when the process - * is not running. - * - * Note: if a user thread is execve'd from kernel space, the - * kernel stack will not be empty on entry to the kernel, so - * ptracing these tasks will fail. - */ -static inline struct pt_regs * -get_user_regs(struct task_struct *task) -{ - return (struct pt_regs *) - ((unsigned long)task->thread_info + THREAD_SIZE - - sizeof(struct pt_regs)); -} - -/* * This routine will get a word off of the process kernel stack. */ static inline unsigned long int @@ -59,7 +40,7 @@ get_stack_long(struct task_struct *task, int offset) { unsigned long *stack; - stack = (unsigned long *)get_user_regs(task); + stack = (unsigned long *)task_pt_regs(task); return stack[offset]; } @@ -72,7 +53,7 @@ put_stack_long(struct task_struct *task, int offset, unsigned long data) { unsigned long *stack; - stack = (unsigned long *)get_user_regs(task); + stack = (unsigned long *)task_pt_regs(task); stack[offset] = data; return 0; @@ -95,7 +76,7 @@ static int ptrace_read_user(struct task_struct *tsk, unsigned long off, struct user * dummy = NULL; #endif - if ((off & 3) || (off < 0) || (off > sizeof(struct user) - 3)) + if ((off & 3) || off > sizeof(struct user) - 3) return -EIO; off >>= 2; @@ -157,8 +138,7 @@ static int ptrace_write_user(struct task_struct *tsk, unsigned long off, struct user * dummy = NULL; #endif - if ((off & 3) || off < 0 || - off > sizeof(struct user) - 3) + if ((off & 3) || off > sizeof(struct user) - 3) return -EIO; off >>= 2; @@ -208,7 +188,7 @@ static int ptrace_write_user(struct task_struct *tsk, unsigned long off, */ static int ptrace_getregs(struct task_struct *tsk, void __user *uregs) { - struct pt_regs *regs = get_user_regs(tsk); + struct pt_regs *regs = task_pt_regs(tsk); return copy_to_user(uregs, regs, sizeof(struct pt_regs)) ? -EFAULT : 0; } @@ -223,7 +203,7 @@ static int ptrace_setregs(struct task_struct *tsk, void __user *uregs) ret = -EFAULT; if (copy_from_user(&newregs, uregs, sizeof(struct pt_regs)) == 0) { - struct pt_regs *regs = get_user_regs(tsk); + struct pt_regs *regs = task_pt_regs(tsk); *regs = newregs; ret = 0; } @@ -493,7 +473,7 @@ unregister_debug_trap(struct task_struct *child, unsigned long addr, return 0; } - /* Recover orignal instruction code. */ + /* Recover original instruction code. */ *code = p->insn[i]; /* Shift debug trap entries. */ @@ -587,7 +567,7 @@ withdraw_debug_trap(struct pt_regs *regs) } } -static void +void init_debug_traps(struct task_struct *child) { struct debug_trap *p = &child->thread.debug_trap; @@ -599,6 +579,35 @@ init_debug_traps(struct task_struct *child) } } +void user_enable_single_step(struct task_struct *child) +{ + unsigned long next_pc; + unsigned long pc, insn; + + clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); + + /* Compute next pc. */ + pc = get_stack_long(child, PT_BPC); + + if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) + != sizeof(insn)) + return; + + compute_next_pc(insn, pc, &next_pc, child); + if (next_pc & 0x80000000) + return; + + if (embed_debug_trap(child, next_pc)) + return; + + invalidate_cache(); +} + +void user_disable_single_step(struct task_struct *child) +{ + unregister_all_debug_traps(child); + invalidate_cache(); +} /* * Called by kernel/ptrace.c when detaching.. @@ -610,11 +619,12 @@ void ptrace_disable(struct task_struct *child) /* nothing to do.. */ } -static int -do_ptrace(long request, struct task_struct *child, long addr, long data) +long +arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data) { - unsigned long tmp; int ret; + unsigned long __user *datap = (unsigned long __user *) data; switch (request) { /* @@ -622,19 +632,14 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) */ case PTRACE_PEEKTEXT: case PTRACE_PEEKDATA: - ret = access_process_vm(child, addr, &tmp, sizeof(tmp), 0); - if (ret == sizeof(tmp)) - ret = put_user(tmp,(unsigned long __user *) data); - else - ret = -EIO; + ret = generic_ptrace_peekdata(child, addr, data); break; /* * read the word at location addr in the USER area. */ case PTRACE_PEEKUSR: - ret = ptrace_read_user(child, addr, - (unsigned long __user *)data); + ret = ptrace_read_user(child, addr, datap); break; /* @@ -642,15 +647,9 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) */ case PTRACE_POKETEXT: case PTRACE_POKEDATA: - ret = access_process_vm(child, addr, &data, sizeof(data), 1); - if (ret == sizeof(data)) { - ret = 0; - if (request == PTRACE_POKETEXT) { - invalidate_cache(); - } - } else { - ret = -EIO; - } + ret = generic_ptrace_pokedata(child, addr, data); + if (ret == 0 && request == PTRACE_POKETEXT) + invalidate_cache(); break; /* @@ -660,92 +659,12 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) ret = ptrace_write_user(child, addr, data); break; - /* - * continue/restart and stop at next (return from) syscall - */ - case PTRACE_SYSCALL: - case PTRACE_CONT: - ret = -EIO; - if (!valid_signal(data)) - break; - if (request == PTRACE_SYSCALL) - set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - else - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - child->exit_code = data; - wake_up_process(child); - ret = 0; - break; - - /* - * make the child exit. Best I can do is send it a sigkill. - * perhaps it should be put in the status that it wants to - * exit. - */ - case PTRACE_KILL: { - ret = 0; - unregister_all_debug_traps(child); - invalidate_cache(); - if (child->exit_state == EXIT_ZOMBIE) /* already dead */ - break; - child->exit_code = SIGKILL; - wake_up_process(child); - break; - } - - /* - * execute single instruction. - */ - case PTRACE_SINGLESTEP: { - unsigned long next_pc; - unsigned long pc, insn; - - ret = -EIO; - if (!valid_signal(data)) - break; - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - if ((child->ptrace & PT_DTRACE) == 0) { - /* Spurious delayed TF traps may occur */ - child->ptrace |= PT_DTRACE; - } - - /* Compute next pc. */ - pc = get_stack_long(child, PT_BPC); - - if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) - != sizeof(insn)) - break; - - compute_next_pc(insn, pc, &next_pc, child); - if (next_pc & 0x80000000) - break; - - if (embed_debug_trap(child, next_pc)) - break; - - invalidate_cache(); - child->exit_code = data; - - /* give it a chance to run. */ - wake_up_process(child); - ret = 0; - break; - } - - /* - * detach a process that was attached. - */ - case PTRACE_DETACH: - ret = 0; - ret = ptrace_detach(child, data); - break; - case PTRACE_GETREGS: - ret = ptrace_getregs(child, (void __user *)data); + ret = ptrace_getregs(child, datap); break; case PTRACE_SETREGS: - ret = ptrace_setregs(child, (void __user *)data); + ret = ptrace_setregs(child, datap); break; default: @@ -756,54 +675,6 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) return ret; } -asmlinkage long sys_ptrace(long request, long pid, long addr, long data) -{ - struct task_struct *child; - int ret; - - lock_kernel(); - ret = -EPERM; - if (request == PTRACE_TRACEME) { - /* are we already being traced? */ - if (current->ptrace & PT_PTRACED) - goto out; - /* set the ptrace bit in the process flags. */ - current->ptrace |= PT_PTRACED; - ret = 0; - goto out; - } - ret = -ESRCH; - read_lock(&tasklist_lock); - child = find_task_by_pid(pid); - if (child) - get_task_struct(child); - read_unlock(&tasklist_lock); - if (!child) - goto out; - - ret = -EPERM; - if (pid == 1) /* you may not mess with init */ - goto out; - - if (request == PTRACE_ATTACH) { - ret = ptrace_attach(child); - if (ret == 0) - init_debug_traps(child); - goto out_tsk; - } - - ret = ptrace_check_attach(child, request == PTRACE_KILL); - if (ret == 0) - ret = do_ptrace(request, child, addr, data); - -out_tsk: - put_task_struct(child); -out: - unlock_kernel(); - - return ret; -} - /* notification of system call entry/exit * - triggered by current->work.syscall_trace */ diff --git a/arch/m32r/kernel/semaphore.c b/arch/m32r/kernel/semaphore.c deleted file mode 100644 index 9a6e6d754dd..00000000000 --- a/arch/m32r/kernel/semaphore.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * linux/arch/m32r/semaphore.c - * orig : i386 2.6.4 - * - * M32R semaphore implementation. - * - * Copyright (c) 2002 - 2004 Hitoshi Yamamoto - */ - -/* - * i386 semaphore implementation. - * - * (C) Copyright 1999 Linus Torvalds - * - * Portions Copyright 1999 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * rw semaphores implemented November 1999 by Benjamin LaHaise <bcrl@kvack.org> - */ -#include <linux/config.h> -#include <linux/sched.h> -#include <linux/err.h> -#include <linux/init.h> -#include <asm/semaphore.h> - -/* - * Semaphores are implemented using a two-way counter: - * The "count" variable is decremented for each process - * that tries to acquire the semaphore, while the "sleeping" - * variable is a count of such acquires. - * - * Notably, the inline "up()" and "down()" functions can - * efficiently test if they need to do any extra work (up - * needs to do something only if count was negative before - * the increment operation. - * - * "sleeping" and the contention routine ordering is protected - * by the spinlock in the semaphore's waitqueue head. - * - * Note that these functions are only called when there is - * contention on the lock, and as such all this is the - * "non-critical" part of the whole semaphore business. The - * critical part is the inline stuff in <asm/semaphore.h> - * where we want to avoid any extra jumps and calls. - */ - -/* - * Logic: - * - only on a boundary condition do we need to care. When we go - * from a negative count to a non-negative, we wake people up. - * - when we go from a non-negative count to a negative do we - * (a) synchronize with the "sleeper" count and (b) make sure - * that we're on the wakeup list before we synchronize so that - * we cannot lose wakeup events. - */ - -asmlinkage void __up(struct semaphore *sem) -{ - wake_up(&sem->wait); -} - -asmlinkage void __sched __down(struct semaphore * sem) -{ - struct task_struct *tsk = current; - DECLARE_WAITQUEUE(wait, tsk); - unsigned long flags; - - tsk->state = TASK_UNINTERRUPTIBLE; - spin_lock_irqsave(&sem->wait.lock, flags); - add_wait_queue_exclusive_locked(&sem->wait, &wait); - - sem->sleepers++; - for (;;) { - int sleepers = sem->sleepers; - - /* - * Add "everybody else" into it. They aren't - * playing, because we own the spinlock in - * the wait_queue_head. - */ - if (!atomic_add_negative(sleepers - 1, &sem->count)) { - sem->sleepers = 0; - break; - } - sem->sleepers = 1; /* us - see -1 above */ - spin_unlock_irqrestore(&sem->wait.lock, flags); - - schedule(); - - spin_lock_irqsave(&sem->wait.lock, flags); - tsk->state = TASK_UNINTERRUPTIBLE; - } - remove_wait_queue_locked(&sem->wait, &wait); - wake_up_locked(&sem->wait); - spin_unlock_irqrestore(&sem->wait.lock, flags); - tsk->state = TASK_RUNNING; -} - -asmlinkage int __sched __down_interruptible(struct semaphore * sem) -{ - int retval = 0; - struct task_struct *tsk = current; - DECLARE_WAITQUEUE(wait, tsk); - unsigned long flags; - - tsk->state = TASK_INTERRUPTIBLE; - spin_lock_irqsave(&sem->wait.lock, flags); - add_wait_queue_exclusive_locked(&sem->wait, &wait); - - sem->sleepers++; - for (;;) { - int sleepers = sem->sleepers; - - /* - * With signals pending, this turns into - * the trylock failure case - we won't be - * sleeping, and we* can't get the lock as - * it has contention. Just correct the count - * and exit. - */ - if (signal_pending(current)) { - retval = -EINTR; - sem->sleepers = 0; - atomic_add(sleepers, &sem->count); - break; - } - - /* - * Add "everybody else" into it. They aren't - * playing, because we own the spinlock in - * wait_queue_head. The "-1" is because we're - * still hoping to get the semaphore. - */ - if (!atomic_add_negative(sleepers - 1, &sem->count)) { - sem->sleepers = 0; - break; - } - sem->sleepers = 1; /* us - see -1 above */ - spin_unlock_irqrestore(&sem->wait.lock, flags); - - schedule(); - - spin_lock_irqsave(&sem->wait.lock, flags); - tsk->state = TASK_INTERRUPTIBLE; - } - remove_wait_queue_locked(&sem->wait, &wait); - wake_up_locked(&sem->wait); - spin_unlock_irqrestore(&sem->wait.lock, flags); - - tsk->state = TASK_RUNNING; - return retval; -} - -/* - * Trylock failed - make sure we correct for - * having decremented the count. - * - * We could have done the trylock with a - * single "cmpxchg" without failure cases, - * but then it wouldn't work on a 386. - */ -asmlinkage int __down_trylock(struct semaphore * sem) -{ - int sleepers; - unsigned long flags; - - spin_lock_irqsave(&sem->wait.lock, flags); - sleepers = sem->sleepers + 1; - sem->sleepers = 0; - - /* - * Add "everybody else" and us into it. They aren't - * playing, because we own the spinlock in the - * wait_queue_head. - */ - if (!atomic_add_negative(sleepers, &sem->count)) { - wake_up_locked(&sem->wait); - } - - spin_unlock_irqrestore(&sem->wait.lock, flags); - return 1; -} diff --git a/arch/m32r/kernel/setup.c b/arch/m32r/kernel/setup.c index f722ec8eb02..0392112a5d7 100644 --- a/arch/m32r/kernel/setup.c +++ b/arch/m32r/kernel/setup.c @@ -7,8 +7,8 @@ * Hitoshi Yamamoto */ -#include <linux/config.h> #include <linux/init.h> +#include <linux/kernel.h> #include <linux/stddef.h> #include <linux/fs.h> #include <linux/sched.h> @@ -21,9 +21,10 @@ #include <linux/root_dev.h> #include <linux/seq_file.h> #include <linux/timex.h> -#include <linux/tty.h> +#include <linux/screen_info.h> #include <linux/cpu.h> #include <linux/nodemask.h> +#include <linux/pfn.h> #include <asm/processor.h> #include <asm/pgtable.h> @@ -37,12 +38,6 @@ extern void init_mmu(void); #endif -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_HD) \ - || defined(CONFIG_BLK_DEV_IDE_MODULE) \ - || defined(CONFIG_BLK_DEV_HD_MODULE) -struct drive_info_struct { char dummy[32]; } drive_info; -#endif - extern char _end[]; /* @@ -69,7 +64,7 @@ struct screen_info screen_info = { extern int root_mountflags; -static char command_line[COMMAND_LINE_SIZE]; +static char __initdata command_line[COMMAND_LINE_SIZE]; static struct resource data_resource = { .name = "Kernel data", @@ -100,8 +95,8 @@ static __inline__ void parse_mem_cmdline(char ** cmdline_p) int usermem = 0; /* Save unparsed command line copy for /proc/cmdline */ - memcpy(saved_command_line, COMMAND_LINE, COMMAND_LINE_SIZE); - saved_command_line[COMMAND_LINE_SIZE-1] = '\0'; + memcpy(boot_command_line, COMMAND_LINE, COMMAND_LINE_SIZE); + boot_command_line[COMMAND_LINE_SIZE-1] = '\0'; memory_start = (unsigned long)CONFIG_MEMORY_START+PAGE_OFFSET; memory_end = memory_start+(unsigned long)CONFIG_MEMORY_SIZE; @@ -182,28 +177,29 @@ static unsigned long __init setup_memory(void) */ reserve_bootmem(CONFIG_MEMORY_START + PAGE_SIZE, (PFN_PHYS(start_pfn) + bootmap_size + PAGE_SIZE - 1) - - CONFIG_MEMORY_START); + - CONFIG_MEMORY_START, + BOOTMEM_DEFAULT); /* * reserve physical page 0 - it's a special BIOS page on many boxes, * enabling clean reboots, SMP operation, laptop functions. */ - reserve_bootmem(CONFIG_MEMORY_START, PAGE_SIZE); + reserve_bootmem(CONFIG_MEMORY_START, PAGE_SIZE, BOOTMEM_DEFAULT); /* * reserve memory hole */ #ifdef CONFIG_MEMHOLE - reserve_bootmem(CONFIG_MEMHOLE_START, CONFIG_MEMHOLE_SIZE); + reserve_bootmem(CONFIG_MEMHOLE_START, CONFIG_MEMHOLE_SIZE, + BOOTMEM_DEFAULT); #endif #ifdef CONFIG_BLK_DEV_INITRD if (LOADER_TYPE && INITRD_START) { if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) { - reserve_bootmem(INITRD_START, INITRD_SIZE); - initrd_start = INITRD_START ? - INITRD_START + PAGE_OFFSET : 0; - + reserve_bootmem(INITRD_START, INITRD_SIZE, + BOOTMEM_DEFAULT); + initrd_start = INITRD_START + PAGE_OFFSET; initrd_end = initrd_start + INITRD_SIZE; printk("initrd:start[%08lx],size[%08lx]\n", initrd_start, INITRD_SIZE); @@ -224,8 +220,6 @@ static unsigned long __init setup_memory(void) extern unsigned long setup_memory(void); #endif /* CONFIG_DISCONTIGMEM */ -#define M32R_PCC_PCATCR 0x00ef7014 /* will move to m32r.h */ - void __init setup_arch(char **cmdline_p) { ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV); @@ -274,15 +268,14 @@ void __init setup_arch(char **cmdline_p) paging_init(); } -static struct cpu cpu[NR_CPUS]; +static struct cpu cpu_devices[NR_CPUS]; static int __init topology_init(void) { - int cpu_id; + int i; - for (cpu_id = 0; cpu_id < NR_CPUS; cpu_id++) - if (cpu_possible(cpu_id)) - register_cpu(&cpu[cpu_id], cpu_id, NULL); + for_each_present_cpu(i) + register_cpu(&cpu_devices[i], i); return 0; } @@ -320,6 +313,9 @@ static int show_cpuinfo(struct seq_file *m, void *v) #elif defined(CONFIG_CHIP_MP) seq_printf(m, "cpu family\t: M32R-MP\n" "cache size\t: I-xxKB/D-xxKB\n"); +#elif defined(CONFIG_CHIP_M32104) + seq_printf(m,"cpu family\t: M32104\n" + "cache size\t: I-8KB/D-8KB\n"); #else seq_printf(m, "cpu family\t: Unknown\n"); #endif @@ -340,6 +336,8 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "Machine\t\t: uServer\n"); #elif defined(CONFIG_PLAT_OAKS32R) seq_printf(m, "Machine\t\t: OAKS32R\n"); +#elif defined(CONFIG_PLAT_M32104UT) + seq_printf(m, "Machine\t\t: M3T-M32104UT uT Engine board\n"); #else seq_printf(m, "Machine\t\t: Unknown\n"); #endif @@ -371,11 +369,11 @@ static void c_stop(struct seq_file *m, void *v) { } -struct seq_operations cpuinfo_op = { - start: c_start, - next: c_next, - stop: c_stop, - show: show_cpuinfo, +const struct seq_operations cpuinfo_op = { + .start = c_start, + .next = c_next, + .stop = c_stop, + .show = show_cpuinfo, }; #endif /* CONFIG_PROC_FS */ @@ -389,7 +387,7 @@ unsigned long cpu_initialized __initdata = 0; */ #if defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_XNUX2) \ || defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_M32102) \ - || defined(CONFIG_CHIP_OPSP) + || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104) void __init cpu_init (void) { int cpu_id = smp_processor_id(); diff --git a/arch/m32r/kernel/setup_m32700ut.c b/arch/m32r/kernel/setup_m32700ut.c deleted file mode 100644 index cb76916b014..00000000000 --- a/arch/m32r/kernel/setup_m32700ut.c +++ /dev/null @@ -1,527 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_m32700ut.c - * - * Setup routines for Renesas M32700UT Board - * - * Copyright (c) 2002-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -/* - * M32700 Interrupt Control Unit (Level 1) - */ -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -static icu_data_t icu_data[M32700UT_NUM_CPU_IRQ]; -#else -icu_data_t icu_data[M32700UT_NUM_CPU_IRQ]; -#endif /* CONFIG_SMP */ - - -static void disable_m32700ut_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_m32700ut_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_m32700ut(unsigned int irq) -{ - disable_m32700ut_irq(irq); -} - -static void end_m32700ut_irq(unsigned int irq) -{ - enable_m32700ut_irq(irq); -} - -static unsigned int startup_m32700ut_irq(unsigned int irq) -{ - enable_m32700ut_irq(irq); - return (0); -} - -static void shutdown_m32700ut_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type m32700ut_irq_type = -{ - .typename = "M32700UT-IRQ", - .startup = startup_m32700ut_irq, - .shutdown = shutdown_m32700ut_irq, - .enable = enable_m32700ut_irq, - .disable = disable_m32700ut_irq, - .ack = mask_and_ack_m32700ut, - .end = end_m32700ut_irq -}; - -/* - * Interrupt Control Unit of PLD on M32700UT (Level 2) - */ -#define irq2pldirq(x) ((x) - M32700UT_PLD_IRQ_BASE) -#define pldirq2port(x) (unsigned long)((int)PLD_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -typedef struct { - unsigned short icucr; /* ICU Control Register */ -} pld_icu_data_t; - -static pld_icu_data_t pld_icu_data[M32700UT_NUM_PLD_IRQ]; - -static void disable_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// disable_m32700ut_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// enable_m32700ut_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_m32700ut_pld(unsigned int irq) -{ - disable_m32700ut_pld_irq(irq); -// mask_and_ack_m32700ut(M32R_IRQ_INT1); -} - -static void end_m32700ut_pld_irq(unsigned int irq) -{ - enable_m32700ut_pld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT1); -} - -static unsigned int startup_m32700ut_pld_irq(unsigned int irq) -{ - enable_m32700ut_pld_irq(irq); - return (0); -} - -static void shutdown_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// shutdown_m32700ut_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type m32700ut_pld_irq_type = -{ - .typename = "M32700UT-PLD-IRQ", - .startup = startup_m32700ut_pld_irq, - .shutdown = shutdown_m32700ut_pld_irq, - .enable = enable_m32700ut_pld_irq, - .disable = disable_m32700ut_pld_irq, - .ack = mask_and_ack_m32700ut_pld, - .end = end_m32700ut_pld_irq -}; - -/* - * Interrupt Control Unit of PLD on M32700UT-LAN (Level 2) - */ -#define irq2lanpldirq(x) ((x) - M32700UT_LAN_PLD_IRQ_BASE) -#define lanpldirq2port(x) (unsigned long)((int)M32700UT_LAN_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -static pld_icu_data_t lanpld_icu_data[M32700UT_NUM_LAN_PLD_IRQ]; - -static void disable_m32700ut_lanpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_m32700ut_lanpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_m32700ut_lanpld(unsigned int irq) -{ - disable_m32700ut_lanpld_irq(irq); -} - -static void end_m32700ut_lanpld_irq(unsigned int irq) -{ - enable_m32700ut_lanpld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT0); -} - -static unsigned int startup_m32700ut_lanpld_irq(unsigned int irq) -{ - enable_m32700ut_lanpld_irq(irq); - return (0); -} - -static void shutdown_m32700ut_lanpld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type m32700ut_lanpld_irq_type = -{ - .typename = "M32700UT-PLD-LAN-IRQ", - .startup = startup_m32700ut_lanpld_irq, - .shutdown = shutdown_m32700ut_lanpld_irq, - .enable = enable_m32700ut_lanpld_irq, - .disable = disable_m32700ut_lanpld_irq, - .ack = mask_and_ack_m32700ut_lanpld, - .end = end_m32700ut_lanpld_irq -}; - -/* - * Interrupt Control Unit of PLD on M32700UT-LCD (Level 2) - */ -#define irq2lcdpldirq(x) ((x) - M32700UT_LCD_PLD_IRQ_BASE) -#define lcdpldirq2port(x) (unsigned long)((int)M32700UT_LCD_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -static pld_icu_data_t lcdpld_icu_data[M32700UT_NUM_LCD_PLD_IRQ]; - -static void disable_m32700ut_lcdpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_m32700ut_lcdpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_m32700ut_lcdpld(unsigned int irq) -{ - disable_m32700ut_lcdpld_irq(irq); -} - -static void end_m32700ut_lcdpld_irq(unsigned int irq) -{ - enable_m32700ut_lcdpld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT2); -} - -static unsigned int startup_m32700ut_lcdpld_irq(unsigned int irq) -{ - enable_m32700ut_lcdpld_irq(irq); - return (0); -} - -static void shutdown_m32700ut_lcdpld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type m32700ut_lcdpld_irq_type = -{ - .typename = "M32700UT-PLD-LCD-IRQ", - .startup = startup_m32700ut_lcdpld_irq, - .shutdown = shutdown_m32700ut_lcdpld_irq, - .enable = enable_m32700ut_lcdpld_irq, - .disable = disable_m32700ut_lcdpld_irq, - .ack = mask_and_ack_m32700ut_lcdpld, - .end = end_m32700ut_lcdpld_irq -}; - -void __init init_IRQ(void) -{ -#if defined(CONFIG_SMC91X) - /* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/ - irq_desc[M32700UT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[M32700UT_LAN_IRQ_LAN].handler = &m32700ut_lanpld_irq_type; - irq_desc[M32700UT_LAN_IRQ_LAN].action = 0; - irq_desc[M32700UT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ - lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ - disable_m32700ut_lanpld_irq(M32700UT_LAN_IRQ_LAN); -#endif /* CONFIG_SMC91X */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_m32700ut_irq(M32R_IRQ_MFT2); - - /* SIO0 : receive */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_m32700ut_irq(M32R_IRQ_SIO0_R); - - /* SIO0 : send */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_m32700ut_irq(M32R_IRQ_SIO0_S); - - /* SIO1 : receive */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_m32700ut_irq(M32R_IRQ_SIO1_R); - - /* SIO1 : send */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_m32700ut_irq(M32R_IRQ_SIO1_S); - - /* DMA1 : */ - irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_DMA1].action = 0; - irq_desc[M32R_IRQ_DMA1].depth = 1; - icu_data[M32R_IRQ_DMA1].icucr = 0; - disable_m32700ut_irq(M32R_IRQ_DMA1); - -#ifdef CONFIG_SERIAL_M32R_PLDSIO - /* INT#1: SIO0 Receive on PLD */ - irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_RCV].action = 0; - irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; - disable_m32700ut_pld_irq(PLD_IRQ_SIO0_RCV); - - /* INT#1: SIO0 Send on PLD */ - irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_SND].action = 0; - irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; - disable_m32700ut_pld_irq(PLD_IRQ_SIO0_SND); -#endif /* CONFIG_SERIAL_M32R_PLDSIO */ - - /* INT#1: CFC IREQ on PLD */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ - disable_m32700ut_pld_irq(PLD_IRQ_CFIREQ); - - /* INT#1: CFC Insert on PLD */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ - disable_m32700ut_pld_irq(PLD_IRQ_CFC_INSERT); - - /* INT#1: CFC Eject on PLD */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ - disable_m32700ut_pld_irq(PLD_IRQ_CFC_EJECT); - - /* - * INT0# is used for LAN, DIO - * We enable it here. - */ - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; - enable_m32700ut_irq(M32R_IRQ_INT0); - - /* - * INT1# is used for UART, MMC, CF Controller in FPGA. - * We enable it here. - */ - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; - enable_m32700ut_irq(M32R_IRQ_INT1); - -#if defined(CONFIG_USB) - outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ - - irq_desc[M32700UT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].handler = &m32700ut_lcdpld_irq_type; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].action = 0; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].depth = 1; - lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ - disable_m32700ut_lcdpld_irq(M32700UT_LCD_IRQ_USB_INT1); -#endif - /* - * INT2# is used for BAT, USB, AUDIO - * We enable it here. - */ - icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; - enable_m32700ut_irq(M32R_IRQ_INT2); - -#if defined(CONFIG_VIDEO_M32R_AR) - /* - * INT3# is used for AR - */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &m32700ut_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; - icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_m32700ut_irq(M32R_IRQ_INT3); -#endif /* CONFIG_VIDEO_M32R_AR */ -} - -#if defined(CONFIG_SMC91X) - -#define LAN_IOSTART 0x300 -#define LAN_IOEND 0x320 -static struct resource smc91x_resources[] = { - [0] = { - .start = (LAN_IOSTART), - .end = (LAN_IOEND), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = M32700UT_LAN_IRQ_LAN, - .end = M32700UT_LAN_IRQ_LAN, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; -#endif - -#if defined(CONFIG_FB_S1D13XXX) - -#include <video/s1d13xxxfb.h> -#include <asm/s1d13806.h> - -static struct s1d13xxxfb_pdata s1d13xxxfb_data = { - .initregs = s1d13xxxfb_initregs, - .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), - .platform_init_video = NULL, -#ifdef CONFIG_PM - .platform_suspend_video = NULL, - .platform_resume_video = NULL, -#endif -}; - -static struct resource s1d13xxxfb_resources[] = { - [0] = { - .start = 0x10600000UL, - .end = 0x1073FFFFUL, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x10400000UL, - .end = 0x104001FFUL, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device s1d13xxxfb_device = { - .name = S1D_DEVICENAME, - .id = 0, - .dev = { - .platform_data = &s1d13xxxfb_data, - }, - .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), - .resource = s1d13xxxfb_resources, -}; -#endif - -static int __init platform_init(void) -{ -#if defined(CONFIG_SMC91X) - platform_device_register(&smc91x_device); -#endif -#if defined(CONFIG_FB_S1D13XXX) - platform_device_register(&s1d13xxxfb_device); -#endif - return 0; -} -arch_initcall(platform_init); diff --git a/arch/m32r/kernel/setup_mappi.c b/arch/m32r/kernel/setup_mappi.c deleted file mode 100644 index 501d798cf05..00000000000 --- a/arch/m32r/kernel/setup_mappi.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_mappi.c - * - * Setup routines for Renesas MAPPI Board - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -#endif /* CONFIG_SMP */ - -icu_data_t icu_data[NR_IRQS]; - -static void disable_mappi_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_mappi_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_mappi(unsigned int irq) -{ - disable_mappi_irq(irq); -} - -static void end_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); -} - -static unsigned int startup_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); - return (0); -} - -static void shutdown_mappi_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type mappi_irq_type = -{ - .typename = "MAPPI-IRQ", - .startup = startup_mappi_irq, - .shutdown = shutdown_mappi_irq, - .enable = enable_mappi_irq, - .disable = disable_mappi_irq, - .ack = mask_and_ack_mappi, - .end = end_mappi_irq -}; - -void __init init_IRQ(void) -{ - static int once = 0; - - if (once) - return; - else - once++; - -#ifdef CONFIG_NE2000 - /* INT0 : LAN controller (RTL8019AS) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_mappi_irq(M32R_IRQ_INT0); -#endif /* CONFIG_M32R_NE2000 */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_mappi_irq(M32R_IRQ_MFT2); - -#ifdef CONFIG_SERIAL_M32R_SIO - /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO0_R); - - /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO0_S); - - /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO1_R); - - /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO1_S); -#endif /* CONFIG_SERIAL_M32R_SIO */ - -#if defined(CONFIG_M32R_PCC) - /* INT1 : pccard0 interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_INT1].action = 0; - irq_desc[M32R_IRQ_INT1].depth = 1; - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; - disable_mappi_irq(M32R_IRQ_INT1); - - /* INT2 : pccard1 interrupt */ - irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT2].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_INT2].action = 0; - irq_desc[M32R_IRQ_INT2].depth = 1; - icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; - disable_mappi_irq(M32R_IRQ_INT2); -#endif /* CONFIG_M32RPCC */ -} - -#if defined(CONFIG_FB_S1D13XXX) - -#include <video/s1d13xxxfb.h> -#include <asm/s1d13806.h> - -static struct s1d13xxxfb_pdata s1d13xxxfb_data = { - .initregs = s1d13xxxfb_initregs, - .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), - .platform_init_video = NULL, -#ifdef CONFIG_PM - .platform_suspend_video = NULL, - .platform_resume_video = NULL, -#endif -}; - -static struct resource s1d13xxxfb_resources[] = { - [0] = { - .start = 0x10200000UL, - .end = 0x1033FFFFUL, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x10000000UL, - .end = 0x100001FFUL, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device s1d13xxxfb_device = { - .name = S1D_DEVICENAME, - .id = 0, - .dev = { - .platform_data = &s1d13xxxfb_data, - }, - .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), - .resource = s1d13xxxfb_resources, -}; - -static int __init platform_init(void) -{ - platform_device_register(&s1d13xxxfb_device); - return 0; -} -arch_initcall(platform_init); -#endif diff --git a/arch/m32r/kernel/setup_mappi2.c b/arch/m32r/kernel/setup_mappi2.c deleted file mode 100644 index 7f2db5bfd62..00000000000 --- a/arch/m32r/kernel/setup_mappi2.c +++ /dev/null @@ -1,208 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_mappi2.c - * - * Setup routines for Renesas MAPPI-II(M3A-ZA36) Board - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -#endif /* CONFIG_SMP */ - -icu_data_t icu_data[NR_IRQS]; - -static void disable_mappi2_irq(unsigned int irq) -{ - unsigned long port, data; - - if ((irq == 0) ||(irq >= NR_IRQS)) { - printk("bad irq 0x%08x\n", irq); - return; - } - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_mappi2_irq(unsigned int irq) -{ - unsigned long port, data; - - if ((irq == 0) ||(irq >= NR_IRQS)) { - printk("bad irq 0x%08x\n", irq); - return; - } - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_mappi2(unsigned int irq) -{ - disable_mappi2_irq(irq); -} - -static void end_mappi2_irq(unsigned int irq) -{ - enable_mappi2_irq(irq); -} - -static unsigned int startup_mappi2_irq(unsigned int irq) -{ - enable_mappi2_irq(irq); - return (0); -} - -static void shutdown_mappi2_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type mappi2_irq_type = -{ - .typename = "MAPPI2-IRQ", - .startup = startup_mappi2_irq, - .shutdown = shutdown_mappi2_irq, - .enable = enable_mappi2_irq, - .disable = disable_mappi2_irq, - .ack = mask_and_ack_mappi2, - .end = end_mappi2_irq -}; - -void __init init_IRQ(void) -{ -#if defined(CONFIG_SMC91X) - /* INT0 : LAN controller (SMC91111) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_mappi2_irq(M32R_IRQ_INT0); -#endif /* CONFIG_SMC91X */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_mappi2_irq(M32R_IRQ_MFT2); - -#ifdef CONFIG_SERIAL_M32R_SIO - /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_mappi2_irq(M32R_IRQ_SIO0_R); - - /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_mappi2_irq(M32R_IRQ_SIO0_S); - /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_mappi2_irq(M32R_IRQ_SIO1_R); - - /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_mappi2_irq(M32R_IRQ_SIO1_S); -#endif /* CONFIG_M32R_USE_DBG_CONSOLE */ - -#if defined(CONFIG_USB) - /* INT1 : USB Host controller interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi2_irq_type; - irq_desc[M32R_IRQ_INT1].action = 0; - irq_desc[M32R_IRQ_INT1].depth = 1; - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; - disable_mappi2_irq(M32R_IRQ_INT1); -#endif /* CONFIG_USB */ - - /* ICUCR40: CFC IREQ */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; - disable_mappi2_irq(PLD_IRQ_CFIREQ); - -#if defined(CONFIG_M32R_CFC) - /* ICUCR41: CFC Insert */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; - disable_mappi2_irq(PLD_IRQ_CFC_INSERT); - - /* ICUCR42: CFC Eject */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_mappi2_irq(PLD_IRQ_CFC_EJECT); -#endif /* CONFIG_MAPPI2_CFC */ -} - -#define LAN_IOSTART 0x300 -#define LAN_IOEND 0x320 -static struct resource smc91x_resources[] = { - [0] = { - .start = (LAN_IOSTART), - .end = (LAN_IOEND), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = M32R_IRQ_INT0, - .end = M32R_IRQ_INT0, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static int __init platform_init(void) -{ - platform_device_register(&smc91x_device); - return 0; -} -arch_initcall(platform_init); diff --git a/arch/m32r/kernel/setup_mappi3.c b/arch/m32r/kernel/setup_mappi3.c deleted file mode 100644 index 9c79341a7b4..00000000000 --- a/arch/m32r/kernel/setup_mappi3.c +++ /dev/null @@ -1,256 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_mappi3.c - * - * Setup routines for Renesas MAPPI-III(M3A-2170) Board - * - * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -#endif /* CONFIG_SMP */ - -icu_data_t icu_data[NR_IRQS]; - -static void disable_mappi3_irq(unsigned int irq) -{ - unsigned long port, data; - - if ((irq == 0) ||(irq >= NR_IRQS)) { - printk("bad irq 0x%08x\n", irq); - return; - } - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_mappi3_irq(unsigned int irq) -{ - unsigned long port, data; - - if ((irq == 0) ||(irq >= NR_IRQS)) { - printk("bad irq 0x%08x\n", irq); - return; - } - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_mappi3(unsigned int irq) -{ - disable_mappi3_irq(irq); -} - -static void end_mappi3_irq(unsigned int irq) -{ - enable_mappi3_irq(irq); -} - -static unsigned int startup_mappi3_irq(unsigned int irq) -{ - enable_mappi3_irq(irq); - return (0); -} - -static void shutdown_mappi3_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type mappi3_irq_type = -{ - .typename = "MAPPI3-IRQ", - .startup = startup_mappi3_irq, - .shutdown = shutdown_mappi3_irq, - .enable = enable_mappi3_irq, - .disable = disable_mappi3_irq, - .ack = mask_and_ack_mappi3, - .end = end_mappi3_irq -}; - -void __init init_IRQ(void) -{ -#if defined(CONFIG_SMC91X) - /* INT0 : LAN controller (SMC91111) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_mappi3_irq(M32R_IRQ_INT0); -#endif /* CONFIG_SMC91X */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_mappi3_irq(M32R_IRQ_MFT2); - -#ifdef CONFIG_SERIAL_M32R_SIO - /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_mappi3_irq(M32R_IRQ_SIO0_R); - - /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_mappi3_irq(M32R_IRQ_SIO0_S); - /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_mappi3_irq(M32R_IRQ_SIO1_R); - - /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_mappi3_irq(M32R_IRQ_SIO1_S); -#endif /* CONFIG_M32R_USE_DBG_CONSOLE */ - -#if defined(CONFIG_USB) - /* INT1 : USB Host controller interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi3_irq_type; - irq_desc[M32R_IRQ_INT1].action = 0; - irq_desc[M32R_IRQ_INT1].depth = 1; - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; - disable_mappi3_irq(M32R_IRQ_INT1); -#endif /* CONFIG_USB */ - - /* ICUCR40: CFC IREQ */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &mappi3_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; - disable_mappi3_irq(PLD_IRQ_CFIREQ); - -#if defined(CONFIG_M32R_CFC) - /* ICUCR41: CFC Insert */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &mappi3_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; - disable_mappi3_irq(PLD_IRQ_CFC_INSERT); - - /* ICUCR42: CFC Eject */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &mappi3_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ - icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_mappi3_irq(PLD_IRQ_CFC_EJECT); -#endif /* CONFIG_M32R_CFC */ -} - -#if defined(CONFIG_SMC91X) - -#define LAN_IOSTART 0x300 -#define LAN_IOEND 0x320 -static struct resource smc91x_resources[] = { - [0] = { - .start = (LAN_IOSTART), - .end = (LAN_IOEND), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = M32R_IRQ_INT0, - .end = M32R_IRQ_INT0, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -#endif - -#if defined(CONFIG_FB_S1D13XXX) - -#include <video/s1d13xxxfb.h> -#include <asm/s1d13806.h> - -static struct s1d13xxxfb_pdata s1d13xxxfb_data = { - .initregs = s1d13xxxfb_initregs, - .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), - .platform_init_video = NULL, -#ifdef CONFIG_PM - .platform_suspend_video = NULL, - .platform_resume_video = NULL, -#endif -}; - -static struct resource s1d13xxxfb_resources[] = { - [0] = { - .start = 0x1d600000UL, - .end = 0x1d73FFFFUL, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x1d400000UL, - .end = 0x1d4001FFUL, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device s1d13xxxfb_device = { - .name = S1D_DEVICENAME, - .id = 0, - .dev = { - .platform_data = &s1d13xxxfb_data, - }, - .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), - .resource = s1d13xxxfb_resources, -}; -#endif - -static int __init platform_init(void) -{ -#if defined(CONFIG_SMC91X) - platform_device_register(&smc91x_device); -#endif -#if defined(CONFIG_FB_S1D13XXX) - platform_device_register(&s1d13xxxfb_device); -#endif - return 0; -} -arch_initcall(platform_init); diff --git a/arch/m32r/kernel/setup_oaks32r.c b/arch/m32r/kernel/setup_oaks32r.c deleted file mode 100644 index 45add5b76f1..00000000000 --- a/arch/m32r/kernel/setup_oaks32r.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_oaks32r.c - * - * Setup routines for OAKS32R Board - * - * Copyright (c) 2002-2005 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Mamoru Sakugawa - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -#endif /* CONFIG_SMP */ - -icu_data_t icu_data[NR_IRQS]; - -static void disable_oaks32r_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_oaks32r_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_mappi(unsigned int irq) -{ - disable_oaks32r_irq(irq); -} - -static void end_oaks32r_irq(unsigned int irq) -{ - enable_oaks32r_irq(irq); -} - -static unsigned int startup_oaks32r_irq(unsigned int irq) -{ - enable_oaks32r_irq(irq); - return (0); -} - -static void shutdown_oaks32r_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type oaks32r_irq_type = -{ - .typename = "OAKS32R-IRQ", - .startup = startup_oaks32r_irq, - .shutdown = shutdown_oaks32r_irq, - .enable = enable_oaks32r_irq, - .disable = disable_oaks32r_irq, - .ack = mask_and_ack_mappi, - .end = end_oaks32r_irq -}; - -void __init init_IRQ(void) -{ - static int once = 0; - - if (once) - return; - else - once++; - -#ifdef CONFIG_NE2000 - /* INT3 : LAN controller (RTL8019AS) */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; - icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_oaks32r_irq(M32R_IRQ_INT3); -#endif /* CONFIG_M32R_NE2000 */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_oaks32r_irq(M32R_IRQ_MFT2); - -#ifdef CONFIG_SERIAL_M32R_SIO - /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_oaks32r_irq(M32R_IRQ_SIO0_R); - - /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_oaks32r_irq(M32R_IRQ_SIO0_S); - - /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_oaks32r_irq(M32R_IRQ_SIO1_R); - - /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_oaks32r_irq(M32R_IRQ_SIO1_S); -#endif /* CONFIG_SERIAL_M32R_SIO */ -} diff --git a/arch/m32r/kernel/setup_opsput.c b/arch/m32r/kernel/setup_opsput.c deleted file mode 100644 index 1fbb140854e..00000000000 --- a/arch/m32r/kernel/setup_opsput.c +++ /dev/null @@ -1,531 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_opsput.c - * - * Setup routines for Renesas OPSPUT Board - * - * Copyright (c) 2002-2005 - * Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi, Mamoru Sakugawa - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -/* - * OPSP Interrupt Control Unit (Level 1) - */ -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#ifndef CONFIG_SMP -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -static icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ]; -#else -icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ]; -#endif /* CONFIG_SMP */ - - -static void disable_opsput_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_opsput_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_opsput(unsigned int irq) -{ - disable_opsput_irq(irq); -} - -static void end_opsput_irq(unsigned int irq) -{ - enable_opsput_irq(irq); -} - -static unsigned int startup_opsput_irq(unsigned int irq) -{ - enable_opsput_irq(irq); - return (0); -} - -static void shutdown_opsput_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type opsput_irq_type = -{ - .typename = "OPSPUT-IRQ", - .startup = startup_opsput_irq, - .shutdown = shutdown_opsput_irq, - .enable = enable_opsput_irq, - .disable = disable_opsput_irq, - .ack = mask_and_ack_opsput, - .end = end_opsput_irq -}; - -/* - * Interrupt Control Unit of PLD on OPSPUT (Level 2) - */ -#define irq2pldirq(x) ((x) - OPSPUT_PLD_IRQ_BASE) -#define pldirq2port(x) (unsigned long)((int)PLD_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -typedef struct { - unsigned short icucr; /* ICU Control Register */ -} pld_icu_data_t; - -static pld_icu_data_t pld_icu_data[OPSPUT_NUM_PLD_IRQ]; - -static void disable_opsput_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// disable_opsput_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_opsput_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// enable_opsput_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_opsput_pld(unsigned int irq) -{ - disable_opsput_pld_irq(irq); -// mask_and_ack_opsput(M32R_IRQ_INT1); -} - -static void end_opsput_pld_irq(unsigned int irq) -{ - enable_opsput_pld_irq(irq); - end_opsput_irq(M32R_IRQ_INT1); -} - -static unsigned int startup_opsput_pld_irq(unsigned int irq) -{ - enable_opsput_pld_irq(irq); - return (0); -} - -static void shutdown_opsput_pld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); -// shutdown_opsput_irq(M32R_IRQ_INT1); - port = pldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type opsput_pld_irq_type = -{ - .typename = "OPSPUT-PLD-IRQ", - .startup = startup_opsput_pld_irq, - .shutdown = shutdown_opsput_pld_irq, - .enable = enable_opsput_pld_irq, - .disable = disable_opsput_pld_irq, - .ack = mask_and_ack_opsput_pld, - .end = end_opsput_pld_irq -}; - -/* - * Interrupt Control Unit of PLD on OPSPUT-LAN (Level 2) - */ -#define irq2lanpldirq(x) ((x) - OPSPUT_LAN_PLD_IRQ_BASE) -#define lanpldirq2port(x) (unsigned long)((int)OPSPUT_LAN_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -static pld_icu_data_t lanpld_icu_data[OPSPUT_NUM_LAN_PLD_IRQ]; - -static void disable_opsput_lanpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_opsput_lanpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_opsput_lanpld(unsigned int irq) -{ - disable_opsput_lanpld_irq(irq); -} - -static void end_opsput_lanpld_irq(unsigned int irq) -{ - enable_opsput_lanpld_irq(irq); - end_opsput_irq(M32R_IRQ_INT0); -} - -static unsigned int startup_opsput_lanpld_irq(unsigned int irq) -{ - enable_opsput_lanpld_irq(irq); - return (0); -} - -static void shutdown_opsput_lanpld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2lanpldirq(irq); - port = lanpldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type opsput_lanpld_irq_type = -{ - "OPSPUT-PLD-LAN-IRQ", - startup_opsput_lanpld_irq, - shutdown_opsput_lanpld_irq, - enable_opsput_lanpld_irq, - disable_opsput_lanpld_irq, - mask_and_ack_opsput_lanpld, - end_opsput_lanpld_irq -}; - -/* - * Interrupt Control Unit of PLD on OPSPUT-LCD (Level 2) - */ -#define irq2lcdpldirq(x) ((x) - OPSPUT_LCD_PLD_IRQ_BASE) -#define lcdpldirq2port(x) (unsigned long)((int)OPSPUT_LCD_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -static pld_icu_data_t lcdpld_icu_data[OPSPUT_NUM_LCD_PLD_IRQ]; - -static void disable_opsput_lcdpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_opsput_lcdpld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_opsput_lcdpld(unsigned int irq) -{ - disable_opsput_lcdpld_irq(irq); -} - -static void end_opsput_lcdpld_irq(unsigned int irq) -{ - enable_opsput_lcdpld_irq(irq); - end_opsput_irq(M32R_IRQ_INT2); -} - -static unsigned int startup_opsput_lcdpld_irq(unsigned int irq) -{ - enable_opsput_lcdpld_irq(irq); - return (0); -} - -static void shutdown_opsput_lcdpld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2lcdpldirq(irq); - port = lcdpldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type opsput_lcdpld_irq_type = -{ - "OPSPUT-PLD-LCD-IRQ", - startup_opsput_lcdpld_irq, - shutdown_opsput_lcdpld_irq, - enable_opsput_lcdpld_irq, - disable_opsput_lcdpld_irq, - mask_and_ack_opsput_lcdpld, - end_opsput_lcdpld_irq -}; - -void __init init_IRQ(void) -{ -#if defined(CONFIG_SMC91X) - /* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/ - irq_desc[OPSPUT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[OPSPUT_LAN_IRQ_LAN].handler = &opsput_lanpld_irq_type; - irq_desc[OPSPUT_LAN_IRQ_LAN].action = 0; - irq_desc[OPSPUT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ - lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ - disable_opsput_lanpld_irq(OPSPUT_LAN_IRQ_LAN); -#endif /* CONFIG_SMC91X */ - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_opsput_irq(M32R_IRQ_MFT2); - - /* SIO0 : receive */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_opsput_irq(M32R_IRQ_SIO0_R); - - /* SIO0 : send */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_opsput_irq(M32R_IRQ_SIO0_S); - - /* SIO1 : receive */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_opsput_irq(M32R_IRQ_SIO1_R); - - /* SIO1 : send */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_opsput_irq(M32R_IRQ_SIO1_S); - - /* DMA1 : */ - irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_DMA1].action = 0; - irq_desc[M32R_IRQ_DMA1].depth = 1; - icu_data[M32R_IRQ_DMA1].icucr = 0; - disable_opsput_irq(M32R_IRQ_DMA1); - -#ifdef CONFIG_SERIAL_M32R_PLDSIO - /* INT#1: SIO0 Receive on PLD */ - irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].handler = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_RCV].action = 0; - irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; - disable_opsput_pld_irq(PLD_IRQ_SIO0_RCV); - - /* INT#1: SIO0 Send on PLD */ - irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].handler = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_SND].action = 0; - irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; - disable_opsput_pld_irq(PLD_IRQ_SIO0_SND); -#endif /* CONFIG_SERIAL_M32R_PLDSIO */ - -#if defined(CONFIG_M32R_CFC) - /* INT#1: CFC IREQ on PLD */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ - disable_opsput_pld_irq(PLD_IRQ_CFIREQ); - - /* INT#1: CFC Insert on PLD */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ - disable_opsput_pld_irq(PLD_IRQ_CFC_INSERT); - - /* INT#1: CFC Eject on PLD */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ - disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT); -#endif /* CONFIG_M32R_CFC */ - - - /* - * INT0# is used for LAN, DIO - * We enable it here. - */ - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; - enable_opsput_irq(M32R_IRQ_INT0); - - /* - * INT1# is used for UART, MMC, CF Controller in FPGA. - * We enable it here. - */ - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; - enable_opsput_irq(M32R_IRQ_INT1); - -#if defined(CONFIG_USB) - outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ - - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].handler = &opsput_lcdpld_irq_type; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].action = 0; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].depth = 1; - lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ - disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1); -#endif - /* - * INT2# is used for BAT, USB, AUDIO - * We enable it here. - */ - icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; - enable_opsput_irq(M32R_IRQ_INT2); - -#if defined(CONFIG_VIDEO_M32R_AR) - /* - * INT3# is used for AR - */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &opsput_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; - icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; - disable_opsput_irq(M32R_IRQ_INT3); -#endif /* CONFIG_VIDEO_M32R_AR */ -} - -#if defined(CONFIG_SMC91X) - -#define LAN_IOSTART 0x300 -#define LAN_IOEND 0x320 -static struct resource smc91x_resources[] = { - [0] = { - .start = (LAN_IOSTART), - .end = (LAN_IOEND), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OPSPUT_LAN_IRQ_LAN, - .end = OPSPUT_LAN_IRQ_LAN, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; -#endif - -#if defined(CONFIG_FB_S1D13XXX) - -#include <video/s1d13xxxfb.h> -#include <asm/s1d13806.h> - -static struct s1d13xxxfb_pdata s1d13xxxfb_data = { - .initregs = s1d13xxxfb_initregs, - .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), - .platform_init_video = NULL, -#ifdef CONFIG_PM - .platform_suspend_video = NULL, - .platform_resume_video = NULL, -#endif -}; - -static struct resource s1d13xxxfb_resources[] = { - [0] = { - .start = 0x10600000UL, - .end = 0x1073FFFFUL, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x10400000UL, - .end = 0x104001FFUL, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device s1d13xxxfb_device = { - .name = S1D_DEVICENAME, - .id = 0, - .dev = { - .platform_data = &s1d13xxxfb_data, - }, - .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), - .resource = s1d13xxxfb_resources, -}; -#endif - -static int __init platform_init(void) -{ -#if defined(CONFIG_SMC91X) - platform_device_register(&smc91x_device); -#endif -#if defined(CONFIG_FB_S1D13XXX) - platform_device_register(&s1d13xxxfb_device); -#endif - return 0; -} -arch_initcall(platform_init); diff --git a/arch/m32r/kernel/setup_usrv.c b/arch/m32r/kernel/setup_usrv.c deleted file mode 100644 index 634741bf9d3..00000000000 --- a/arch/m32r/kernel/setup_usrv.c +++ /dev/null @@ -1,256 +0,0 @@ -/* - * linux/arch/m32r/kernel/setup_usrv.c - * - * Setup routines for MITSUBISHI uServer - * - * Copyright (c) 2001, 2002, 2003 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto - */ - -#include <linux/config.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/init.h> - -#include <asm/system.h> -#include <asm/m32r.h> -#include <asm/io.h> - -#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long))) - -#if !defined(CONFIG_SMP) -typedef struct { - unsigned long icucr; /* ICU Control Register */ -} icu_data_t; -#endif /* CONFIG_SMP */ - -icu_data_t icu_data[M32700UT_NUM_CPU_IRQ]; - -static void disable_mappi_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7; - outl(data, port); -} - -static void enable_mappi_irq(unsigned int irq) -{ - unsigned long port, data; - - port = irq2port(irq); - data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6; - outl(data, port); -} - -static void mask_and_ack_mappi(unsigned int irq) -{ - disable_mappi_irq(irq); -} - -static void end_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); -} - -static unsigned int startup_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); - return 0; -} - -static void shutdown_mappi_irq(unsigned int irq) -{ - unsigned long port; - - port = irq2port(irq); - outl(M32R_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type mappi_irq_type = -{ - .typename = "M32700-IRQ", - .startup = startup_mappi_irq, - .shutdown = shutdown_mappi_irq, - .enable = enable_mappi_irq, - .disable = disable_mappi_irq, - .ack = mask_and_ack_mappi, - .end = end_mappi_irq -}; - -/* - * Interrupt Control Unit of PLD on M32700UT (Level 2) - */ -#define irq2pldirq(x) ((x) - M32700UT_PLD_IRQ_BASE) -#define pldirq2port(x) (unsigned long)((int)PLD_ICUCR1 + \ - (((x) - 1) * sizeof(unsigned short))) - -typedef struct { - unsigned short icucr; /* ICU Control Register */ -} pld_icu_data_t; - -static pld_icu_data_t pld_icu_data[M32700UT_NUM_PLD_IRQ]; - -static void disable_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; - outw(data, port); -} - -static void enable_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port, data; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); - port = pldirq2port(pldirq); - data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; - outw(data, port); -} - -static void mask_and_ack_m32700ut_pld(unsigned int irq) -{ - disable_m32700ut_pld_irq(irq); -} - -static void end_m32700ut_pld_irq(unsigned int irq) -{ - enable_m32700ut_pld_irq(irq); - end_mappi_irq(M32R_IRQ_INT1); -} - -static unsigned int startup_m32700ut_pld_irq(unsigned int irq) -{ - enable_m32700ut_pld_irq(irq); - return 0; -} - -static void shutdown_m32700ut_pld_irq(unsigned int irq) -{ - unsigned long port; - unsigned int pldirq; - - pldirq = irq2pldirq(irq); - port = pldirq2port(pldirq); - outw(PLD_ICUCR_ILEVEL7, port); -} - -static struct hw_interrupt_type m32700ut_pld_irq_type = -{ - .typename = "USRV-PLD-IRQ", - .startup = startup_m32700ut_pld_irq, - .shutdown = shutdown_m32700ut_pld_irq, - .enable = enable_m32700ut_pld_irq, - .disable = disable_m32700ut_pld_irq, - .ack = mask_and_ack_m32700ut_pld, - .end = end_m32700ut_pld_irq -}; - -void __init init_IRQ(void) -{ - static int once = 0; - int i; - - if (once) - return; - else - once++; - - /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; - icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; - disable_mappi_irq(M32R_IRQ_MFT2); - -#if defined(CONFIG_SERIAL_M32R_SIO) - /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; - icu_data[M32R_IRQ_SIO0_R].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO0_R); - - /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; - icu_data[M32R_IRQ_SIO0_S].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO0_S); - - /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; - icu_data[M32R_IRQ_SIO1_R].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO1_R); - - /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; - icu_data[M32R_IRQ_SIO1_S].icucr = 0; - disable_mappi_irq(M32R_IRQ_SIO1_S); -#endif /* CONFIG_SERIAL_M32R_SIO */ - - /* INT#67-#71: CFC#0 IREQ on PLD */ - for (i = 0 ; i < CONFIG_CFC_NUM ; i++ ) { - irq_desc[PLD_IRQ_CF0 + i].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CF0 + i].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CF0 + i].action = 0; - irq_desc[PLD_IRQ_CF0 + i].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_CF0 + i)].icucr - = PLD_ICUCR_ISMOD01; /* 'L' level sense */ - disable_m32700ut_pld_irq(PLD_IRQ_CF0 + i); - } - -#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) - /* INT#76: 16552D#0 IREQ on PLD */ - irq_desc[PLD_IRQ_UART0].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART0].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_UART0].action = 0; - irq_desc[PLD_IRQ_UART0].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_UART0)].icucr - = PLD_ICUCR_ISMOD03; /* 'H' level sense */ - disable_m32700ut_pld_irq(PLD_IRQ_UART0); - - /* INT#77: 16552D#1 IREQ on PLD */ - irq_desc[PLD_IRQ_UART1].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART1].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_UART1].action = 0; - irq_desc[PLD_IRQ_UART1].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_UART1)].icucr - = PLD_ICUCR_ISMOD03; /* 'H' level sense */ - disable_m32700ut_pld_irq(PLD_IRQ_UART1); -#endif /* CONFIG_SERIAL_8250 || CONFIG_SERIAL_8250_MODULE */ - -#if defined(CONFIG_IDC_AK4524) || defined(CONFIG_IDC_AK4524_MODULE) - /* INT#80: AK4524 IREQ on PLD */ - irq_desc[PLD_IRQ_SNDINT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SNDINT].handler = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SNDINT].action = 0; - irq_desc[PLD_IRQ_SNDINT].depth = 1; /* disable nested irq */ - pld_icu_data[irq2pldirq(PLD_IRQ_SNDINT)].icucr - = PLD_ICUCR_ISMOD01; /* 'L' level sense */ - disable_m32700ut_pld_irq(PLD_IRQ_SNDINT); -#endif /* CONFIG_IDC_AK4524 || CONFIG_IDC_AK4524_MODULE */ - - /* - * INT1# is used for UART, MMC, CF Controller in FPGA. - * We enable it here. - */ - icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD11; - enable_mappi_irq(M32R_IRQ_INT1); -} - diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index 71763f7a1d1..d503568cb75 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -10,11 +10,9 @@ * 2000-06-20 Pentium III FXSR, SSE support by Gareth Hughes */ -#include <linux/config.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/smp.h> -#include <linux/smp_lock.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/errno.h> @@ -22,56 +20,13 @@ #include <linux/unistd.h> #include <linux/stddef.h> #include <linux/personality.h> -#include <linux/suspend.h> +#include <linux/tracehook.h> #include <asm/cacheflush.h> #include <asm/ucontext.h> #include <asm/uaccess.h> #define DEBUG_SIG 0 -#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) - -int do_signal(struct pt_regs *, sigset_t *); - -asmlinkage int -sys_rt_sigsuspend(sigset_t *unewset, size_t sigsetsize, - unsigned long r2, unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, struct pt_regs regs) -{ - sigset_t saveset, newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs.r0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(®s, &saveset)) - return regs.r0; - } -} - -asmlinkage int -sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, - unsigned long r2, unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, struct pt_regs regs) -{ - return do_sigaltstack(uss, uoss, regs.spu); -} - - /* * Do a signal return; undo the signal stack. */ @@ -79,8 +34,8 @@ sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, struct rt_sigframe { int sig; - struct siginfo *pinfo; - void *puc; + struct siginfo __user *pinfo; + void __user *puc; struct siginfo info; struct ucontext uc; // struct _fpstate fpstate; @@ -110,17 +65,10 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, COPY(r10); COPY(r11); COPY(r12); -#if defined(CONFIG_ISA_M32R2) && defined(CONFIG_ISA_DSP_LEVEL2) COPY(acc0h); COPY(acc0l); - COPY(acc1h); - COPY(acc1l); -#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R) - COPY(acch); - COPY(accl); -#else -#error unknown isa configuration -#endif + COPY(acc1h); /* ISA_DSP_LEVEL2 only */ + COPY(acc1l); /* ISA_DSP_LEVEL2 only */ COPY(psw); COPY(bpc); COPY(bbpsw); @@ -140,11 +88,10 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, asmlinkage int sys_rt_sigreturn(unsigned long r0, unsigned long r1, unsigned long r2, unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, struct pt_regs regs) + unsigned long r5, unsigned long r6, struct pt_regs *regs) { - struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs.spu; + struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->spu; sigset_t set; - stack_t st; int result; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) @@ -152,20 +99,13 @@ sys_rt_sigreturn(unsigned long r0, unsigned long r1, if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) goto badframe; - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + set_current_blocked(&set); - if (restore_sigcontext(®s, &frame->uc.uc_mcontext, &result)) + if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &result)) goto badframe; - if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st))) + if (restore_altstack(&frame->uc.uc_stack)) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - do_sigaltstack(&st, NULL, regs.spu); return result; @@ -199,17 +139,10 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, COPY(r10); COPY(r11); COPY(r12); -#if defined(CONFIG_ISA_M32R2) && defined(CONFIG_ISA_DSP_LEVEL2) COPY(acc0h); COPY(acc0l); - COPY(acc1h); - COPY(acc1l); -#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R) - COPY(acch); - COPY(accl); -#else -#error unknown isa configuration -#endif + COPY(acc1h); /* ISA_DSP_LEVEL2 only */ + COPY(acc1l); /* ISA_DSP_LEVEL2 only */ COPY(psw); COPY(bpc); COPY(bbpsw); @@ -240,7 +173,7 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) return (void __user *)((sp - frame_size) & -8ul); } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; @@ -271,10 +204,7 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Create the ucontext. */ err |= __put_user(0, &frame->uc.uc_flags); err |= __put_user(0, &frame->uc.uc_link); - err |= __put_user(current->sas_ss_sp, &frame->uc.uc_stack.ss_sp); - err |= __put_user(sas_ss_flags(regs->spu), - &frame->uc.uc_stack.ss_flags); - err |= __put_user(current->sas_ss_size, &frame->uc.uc_stack.ss_size); + err |= __save_altstack(&frame->uc.uc_stack, regs->spu); err |= setup_sigcontext(&frame->uc.uc_mcontext, regs, set->sig[0]); err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); if (err) @@ -297,10 +227,24 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, current->comm, current->pid, frame, regs->pc); #endif - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; +} + +static int prev_insn(struct pt_regs *regs) +{ + u16 inst; + if (get_user(inst, (u16 __user *)(regs->bpc - 2))) + return -EFAULT; + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; + regs->syscall_nr = -1; + return 0; } /* @@ -309,10 +253,8 @@ give_sigsegv: static void handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *oldset, struct pt_regs *regs) + struct pt_regs *regs) { - unsigned short inst; - /* Are we from a system call? */ if (regs->syscall_nr >= 0) { /* If so, check system call restarting.. */ @@ -330,23 +272,16 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, /* fallthrough */ case -ERESTARTNOINTR: regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + if (prev_insn(regs) < 0) + return; } } /* Set up the stack frame */ - setup_rt_frame(sig, ka, info, oldset, regs); - - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked,sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs)) + return; + + signal_delivered(sig, info, ka, regs, 0); } /* @@ -354,12 +289,11 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -int do_signal(struct pt_regs *regs, sigset_t *oldset) +static void do_signal(struct pt_regs *regs) { siginfo_t info; int signr; struct k_sigaction ka; - unsigned short inst; /* * We want the common case to go fast, which @@ -368,28 +302,22 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) * if so. */ if (!user_mode(regs)) - return 1; - - if (try_to_freeze()) - goto no_signal; - - if (!oldset) - oldset = ¤t->blocked; + return; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { - /* Reenable any watchpoints before delivering the + /* Re-enable any watchpoints before delivering the * signal to user space. The processor register will * have been cleared if the watchpoint triggered * inside the kernel. */ /* Whee! Actually deliver the signal. */ - handle_signal(signr, &ka, &info, oldset, regs); - return 1; + handle_signal(signr, &ka, &info, regs); + + return; } - no_signal: /* Did we come from a system call? */ if (regs->syscall_nr >= 0) { /* Restart the system call - no handlers present */ @@ -397,31 +325,21 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) regs->r0 == -ERESTARTSYS || regs->r0 == -ERESTARTNOINTR) { regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; - } - if (regs->r0 == -ERESTART_RESTARTBLOCK){ + prev_insn(regs); + } else if (regs->r0 == -ERESTART_RESTARTBLOCK){ regs->r0 = regs->orig_r0; regs->r7 = __NR_restart_syscall; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + prev_insn(regs); } } - return 0; + restore_saved_sigmask(); } /* * notification of userspace execution resumption * - triggered by current->work.notify_resume */ -void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, - __u32 thread_info_flags) +void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) { /* Pending single-step? */ if (thread_info_flags & _TIF_SINGLESTEP) @@ -429,7 +347,10 @@ void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs,oldset); + do_signal(regs); - clear_thread_flag(TIF_IRET); + if (thread_info_flags & _TIF_NOTIFY_RESUME) { + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(regs); + } } diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index 8b1f6eb7687..ce7aea34fdf 100644 --- a/arch/m32r/kernel/smp.c +++ b/arch/m32r/kernel/smp.c @@ -17,6 +17,7 @@ #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/sched.h> #include <linux/spinlock.h> #include <linux/mm.h> #include <linux/smp.h> @@ -25,32 +26,17 @@ #include <asm/cacheflush.h> #include <asm/pgalloc.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/io.h> #include <asm/mmu_context.h> #include <asm/m32r.h> +#include <asm/tlbflush.h> /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /* Data structures and variables */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /* - * Structure and data for smp_call_function(). This is designed to minimise - * static memory requirements. It also looks cleaner. - */ -static DEFINE_SPINLOCK(call_lock); - -struct call_data_struct { - void (*func) (void *info); - void *info; - atomic_t started; - atomic_t finished; - int wait; -} __attribute__ ((__aligned__(SMP_CACHE_BYTES))); - -static struct call_data_struct *call_data; - -/* * For flush_cache_all() */ static DEFINE_SPINLOCK(flushcache_lock); @@ -76,36 +62,22 @@ extern spinlock_t ipi_lock[]; /* Function Prototypes */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -void smp_send_reschedule(int); void smp_reschedule_interrupt(void); - -void smp_flush_cache_all(void); void smp_flush_cache_all_interrupt(void); -void smp_flush_tlb_all(void); static void flush_tlb_all_ipi(void *); - -void smp_flush_tlb_mm(struct mm_struct *); -void smp_flush_tlb_range(struct vm_area_struct *, unsigned long, \ - unsigned long); -void smp_flush_tlb_page(struct vm_area_struct *, unsigned long); static void flush_tlb_others(cpumask_t, struct mm_struct *, struct vm_area_struct *, unsigned long); + void smp_invalidate_interrupt(void); -void smp_send_stop(void); static void stop_this_cpu(void *); -int smp_call_function(void (*) (void *), void *, int, int); -void smp_call_function_interrupt(void); - -void smp_send_timer(void); void smp_ipi_timer_interrupt(struct pt_regs *); -void smp_local_timer_interrupt(struct pt_regs *); +void smp_local_timer_interrupt(void); -void send_IPI_allbutself(int, int); -static void send_IPI_mask(cpumask_t, int, int); -unsigned long send_IPI_mask_phys(cpumask_t, int, int); +static void send_IPI_allbutself(int, int); +static void send_IPI_mask(const struct cpumask *, int, int); /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /* Rescheduling request Routines */ @@ -132,7 +104,7 @@ unsigned long send_IPI_mask_phys(cpumask_t, int, int); void smp_send_reschedule(int cpu_id) { WARN_ON(cpu_is_offline(cpu_id)); - send_IPI_mask(cpumask_of_cpu(cpu_id), RESCHEDULE_IPI, 1); + send_IPI_mask(cpumask_of(cpu_id), RESCHEDULE_IPI, 1); } /*==========================================================================* @@ -140,8 +112,6 @@ void smp_send_reschedule(int cpu_id) * * Description: This routine executes on CPU which received * 'RESCHEDULE_IPI'. - * Rescheduling is processed at the exit of interrupt - * operation. * * Born on Date: 2002.02.05 * @@ -156,7 +126,7 @@ void smp_send_reschedule(int cpu_id) *==========================================================================*/ void smp_reschedule_interrupt(void) { - /* nothing to do */ + scheduler_ipi(); } /*==========================================================================* @@ -182,12 +152,12 @@ void smp_flush_cache_all(void) unsigned long *mask; preempt_disable(); - cpumask = cpu_online_map; - cpu_clear(smp_processor_id(), cpumask); + cpumask_copy(&cpumask, cpu_online_mask); + cpumask_clear_cpu(smp_processor_id(), &cpumask); spin_lock(&flushcache_lock); - mask=cpus_addr(cpumask); + mask=cpumask_bits(&cpumask); atomic_set_mask(*mask, (atomic_t *)&flushcache_cpumask); - send_IPI_mask(cpumask, INVALIDATE_CACHE_IPI, 0); + send_IPI_mask(&cpumask, INVALIDATE_CACHE_IPI, 0); _flush_cache_copyback_all(); while (flushcache_cpumask) mb(); @@ -202,7 +172,7 @@ void smp_flush_cache_all_interrupt(void) } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* TLB flush request Routins */ +/* TLB flush request Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /*==========================================================================* @@ -231,7 +201,7 @@ void smp_flush_tlb_all(void) local_irq_save(flags); __flush_tlb_all(); local_irq_restore(flags); - smp_call_function(flush_tlb_all_ipi, 0, 1, 1); + smp_call_function(flush_tlb_all_ipi, NULL, 1); preempt_enable(); } @@ -283,8 +253,8 @@ void smp_flush_tlb_mm(struct mm_struct *mm) preempt_disable(); cpu_id = smp_processor_id(); mmc = &mm->context[cpu_id]; - cpu_mask = mm->cpu_vm_mask; - cpu_clear(cpu_id, cpu_mask); + cpumask_copy(&cpu_mask, mm_cpumask(mm)); + cpumask_clear_cpu(cpu_id, &cpu_mask); if (*mmc != NO_CONTEXT) { local_irq_save(flags); @@ -292,10 +262,10 @@ void smp_flush_tlb_mm(struct mm_struct *mm) if (mm == current->mm) activate_context(mm); else - cpu_clear(cpu_id, mm->cpu_vm_mask); + cpumask_clear_cpu(cpu_id, mm_cpumask(mm)); local_irq_restore(flags); } - if (!cpus_empty(cpu_mask)) + if (!cpumask_empty(&cpu_mask)) flush_tlb_others(cpu_mask, mm, NULL, FLUSH_ALL); preempt_enable(); @@ -353,8 +323,8 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va) preempt_disable(); cpu_id = smp_processor_id(); mmc = &mm->context[cpu_id]; - cpu_mask = mm->cpu_vm_mask; - cpu_clear(cpu_id, cpu_mask); + cpumask_copy(&cpu_mask, mm_cpumask(mm)); + cpumask_clear_cpu(cpu_id, &cpu_mask); #ifdef DEBUG_SMP if (!mm) @@ -368,7 +338,7 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va) __flush_tlb_page(va); local_irq_restore(flags); } - if (!cpus_empty(cpu_mask)) + if (!cpumask_empty(&cpu_mask)) flush_tlb_others(cpu_mask, mm, vma, va); preempt_enable(); @@ -378,7 +348,7 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va) * Name: flush_tlb_others * * Description: This routine requests other CPU to execute flush TLB. - * 1.Setup parmeters. + * 1.Setup parameters. * 2.Send 'INVALIDATE_TLB_IPI' to other CPU. * Request other CPU to execute 'smp_invalidate_interrupt()'. * 3.Wait for other CPUs operation finished. @@ -415,14 +385,14 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm, * - current CPU must not be in mask * - mask must exist :) */ - BUG_ON(cpus_empty(cpumask)); + BUG_ON(cpumask_empty(&cpumask)); - BUG_ON(cpu_isset(smp_processor_id(), cpumask)); + BUG_ON(cpumask_test_cpu(smp_processor_id(), &cpumask)); BUG_ON(!mm); /* If a CPU which we ran on has gone down, OK. */ - cpus_and(cpumask, cpumask, cpu_online_map); - if (cpus_empty(cpumask)) + cpumask_and(&cpumask, &cpumask, cpu_online_mask); + if (cpumask_empty(&cpumask)) return; /* @@ -436,16 +406,16 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm, flush_mm = mm; flush_vma = vma; flush_va = va; - mask=cpus_addr(cpumask); + mask=cpumask_bits(&cpumask); atomic_set_mask(*mask, (atomic_t *)&flush_cpumask); /* * We have to send the IPI only to * CPUs affected. */ - send_IPI_mask(cpumask, INVALIDATE_TLB_IPI, 0); + send_IPI_mask(&cpumask, INVALIDATE_TLB_IPI, 0); - while (!cpus_empty(flush_cpumask)) { + while (!cpumask_empty((cpumask_t*)&flush_cpumask)) { /* nothing. lockup detection does not belong here */ mb(); } @@ -480,7 +450,7 @@ void smp_invalidate_interrupt(void) int cpu_id = smp_processor_id(); unsigned long *mmc = &flush_mm->context[cpu_id]; - if (!cpu_isset(cpu_id, flush_cpumask)) + if (!cpumask_test_cpu(cpu_id, &flush_cpumask)) return; if (flush_va == FLUSH_ALL) { @@ -488,7 +458,7 @@ void smp_invalidate_interrupt(void) if (flush_mm == current->active_mm) activate_context(flush_mm); else - cpu_clear(cpu_id, flush_mm->cpu_vm_mask); + cpumask_clear_cpu(cpu_id, mm_cpumask(flush_mm)); } else { unsigned long va = flush_va; @@ -498,11 +468,11 @@ void smp_invalidate_interrupt(void) __flush_tlb_page(va); } } - cpu_clear(cpu_id, flush_cpumask); + cpumask_clear_cpu(cpu_id, (cpumask_t*)&flush_cpumask); } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Stop CPU request Routins */ +/* Stop CPU request Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /*==========================================================================* @@ -524,7 +494,7 @@ void smp_invalidate_interrupt(void) *==========================================================================*/ void smp_send_stop(void) { - smp_call_function(stop_this_cpu, NULL, 1, 0); + smp_call_function(stop_this_cpu, NULL, 0); } /*==========================================================================* @@ -550,7 +520,7 @@ static void stop_this_cpu(void *dummy) /* * Remove this CPU: */ - cpu_clear(cpu_id, cpu_online_map); + set_cpu_online(cpu_id, false); /* * PSW IE = 1; @@ -565,86 +535,14 @@ static void stop_this_cpu(void *dummy) for ( ; ; ); } -/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Call function Routins */ -/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ - -/*==========================================================================* - * Name: smp_call_function - * - * Description: This routine sends a 'CALL_FUNCTION_IPI' to all other CPUs - * in the system. - * - * Born on Date: 2002.02.05 - * - * Arguments: *func - The function to run. This must be fast and - * non-blocking. - * *info - An arbitrary pointer to pass to the function. - * nonatomic - currently unused. - * wait - If true, wait (atomically) until function has - * completed on other CPUs. - * - * Returns: 0 on success, else a negative status code. Does not return - * until remote CPUs are nearly ready to execute <<func>> or - * are or have executed. - * - * Cautions: You must not call this function with disabled interrupts or - * from a hardware interrupt handler, you may call it from a - * bottom half handler. - * - * Modification log: - * Date Who Description - * ---------- --- -------------------------------------------------------- - * - *==========================================================================*/ -int smp_call_function(void (*func) (void *info), void *info, int nonatomic, - int wait) +void arch_send_call_function_ipi_mask(const struct cpumask *mask) { - struct call_data_struct data; - int cpus; - -#ifdef DEBUG_SMP - unsigned long flags; - __save_flags(flags); - if (!(flags & 0x0040)) /* Interrupt Disable NONONO */ - BUG(); -#endif /* DEBUG_SMP */ - - /* Holding any lock stops cpus from going down. */ - spin_lock(&call_lock); - cpus = num_online_cpus() - 1; - - if (!cpus) { - spin_unlock(&call_lock); - return 0; - } - - /* Can deadlock when called with interrupts disabled */ - WARN_ON(irqs_disabled()); - - data.func = func; - data.info = info; - atomic_set(&data.started, 0); - data.wait = wait; - if (wait) - atomic_set(&data.finished, 0); - - call_data = &data; - mb(); - - /* Send a message to all other CPUs and wait for them to respond */ - send_IPI_allbutself(CALL_FUNCTION_IPI, 0); - - /* Wait for response */ - while (atomic_read(&data.started) != cpus) - barrier(); - - if (wait) - while (atomic_read(&data.finished) != cpus) - barrier(); - spin_unlock(&call_lock); + send_IPI_mask(mask, CALL_FUNCTION_IPI, 0); +} - return 0; +void arch_send_call_function_single_ipi(int cpu) +{ + send_IPI_mask(cpumask_of(cpu), CALL_FUNC_SINGLE_IPI, 0); } /*==========================================================================* @@ -666,31 +564,20 @@ int smp_call_function(void (*func) (void *info), void *info, int nonatomic, *==========================================================================*/ void smp_call_function_interrupt(void) { - void (*func) (void *info) = call_data->func; - void *info = call_data->info; - int wait = call_data->wait; - - /* - * Notify initiating CPU that I've grabbed the data and am - * about to execute the function - */ - mb(); - atomic_inc(&call_data->started); - /* - * At this point the info structure may be out of scope unless wait==1 - */ irq_enter(); - (*func)(info); + generic_smp_call_function_interrupt(); irq_exit(); +} - if (wait) { - mb(); - atomic_inc(&call_data->finished); - } +void smp_call_function_single_interrupt(void) +{ + irq_enter(); + generic_smp_call_function_single_interrupt(); + irq_exit(); } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Timer Routins */ +/* Timer Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /*==========================================================================* @@ -734,9 +621,12 @@ void smp_send_timer(void) *==========================================================================*/ void smp_ipi_timer_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs; + old_regs = set_irq_regs(regs); irq_enter(); - smp_local_timer_interrupt(regs); + smp_local_timer_interrupt(); irq_exit(); + set_irq_regs(old_regs); } /*==========================================================================* @@ -762,9 +652,9 @@ void smp_ipi_timer_interrupt(struct pt_regs *regs) * ---------- --- -------------------------------------------------------- * 2003-06-24 hy use per_cpu structure. *==========================================================================*/ -void smp_local_timer_interrupt(struct pt_regs *regs) +void smp_local_timer_interrupt(void) { - int user = user_mode(regs); + int user = user_mode(get_irq_regs()); int cpu_id = smp_processor_id(); /* @@ -774,7 +664,7 @@ void smp_local_timer_interrupt(struct pt_regs *regs) * useful with a profiling multiplier != 1 */ - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); if (--per_cpu(prof_counter, cpu_id) <= 0) { /* @@ -799,7 +689,7 @@ void smp_local_timer_interrupt(struct pt_regs *regs) } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Send IPI Routins */ +/* Send IPI Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /*==========================================================================* @@ -811,7 +701,7 @@ void smp_local_timer_interrupt(struct pt_regs *regs) * * Arguments: ipi_num - Number of IPI * try - 0 : Send IPI certainly. - * !0 : The following IPI is not sended when Target CPU + * !0 : The following IPI is not sent when Target CPU * has not received the before IPI. * * Returns: void (cannot fail) @@ -821,14 +711,14 @@ void smp_local_timer_interrupt(struct pt_regs *regs) * ---------- --- -------------------------------------------------------- * *==========================================================================*/ -void send_IPI_allbutself(int ipi_num, int try) +static void send_IPI_allbutself(int ipi_num, int try) { cpumask_t cpumask; - cpumask = cpu_online_map; - cpu_clear(smp_processor_id(), cpumask); + cpumask_copy(&cpumask, cpu_online_mask); + cpumask_clear_cpu(smp_processor_id(), &cpumask); - send_IPI_mask(cpumask, ipi_num, try); + send_IPI_mask(&cpumask, ipi_num, try); } /*==========================================================================* @@ -841,7 +731,7 @@ void send_IPI_allbutself(int ipi_num, int try) * Arguments: cpu_mask - Bitmap of target CPUs logical ID * ipi_num - Number of IPI * try - 0 : Send IPI certainly. - * !0 : The following IPI is not sended when Target CPU + * !0 : The following IPI is not sent when Target CPU * has not received the before IPI. * * Returns: void (cannot fail) @@ -851,7 +741,7 @@ void send_IPI_allbutself(int ipi_num, int try) * ---------- --- -------------------------------------------------------- * *==========================================================================*/ -static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try) +static void send_IPI_mask(const struct cpumask *cpumask, int ipi_num, int try) { cpumask_t physid_mask, tmp; int cpu_id, phys_id; @@ -860,16 +750,16 @@ static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try) if (num_cpus <= 1) /* NO MP */ return; - cpus_and(tmp, cpumask, cpu_online_map); - BUG_ON(!cpus_equal(cpumask, tmp)); + cpumask_and(&tmp, cpumask, cpu_online_mask); + BUG_ON(!cpumask_equal(cpumask, &tmp)); - physid_mask = CPU_MASK_NONE; - for_each_cpu_mask(cpu_id, cpumask){ + cpumask_clear(&physid_mask); + for_each_cpu(cpu_id, cpumask) { if ((phys_id = cpu_to_physid(cpu_id)) != -1) - cpu_set(phys_id, physid_mask); + cpumask_set_cpu(phys_id, &physid_mask); } - send_IPI_mask_phys(physid_mask, ipi_num, try); + send_IPI_mask_phys(&physid_mask, ipi_num, try); } /*==========================================================================* @@ -882,7 +772,7 @@ static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try) * Arguments: cpu_mask - Bitmap of target CPUs physical ID * ipi_num - Number of IPI * try - 0 : Send IPI certainly. - * !0 : The following IPI is not sended when Target CPU + * !0 : The following IPI is not sent when Target CPU * has not received the before IPI. * * Returns: IPICRi regster value. @@ -892,19 +782,19 @@ static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try) * ---------- --- -------------------------------------------------------- * *==========================================================================*/ -unsigned long send_IPI_mask_phys(cpumask_t physid_mask, int ipi_num, +unsigned long send_IPI_mask_phys(const cpumask_t *physid_mask, int ipi_num, int try) { spinlock_t *ipilock; volatile unsigned long *ipicr_addr; unsigned long ipicr_val; unsigned long my_physid_mask; - unsigned long mask = cpus_addr(physid_mask)[0]; + unsigned long mask = cpumask_bits(physid_mask)[0]; if (mask & ~physids_coerce(phys_cpu_present_map)) BUG(); - if (ipi_num >= NR_IPIS) + if (ipi_num >= NR_IPIS || ipi_num < 0) BUG(); mask <<= IPI_SHIFT; diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c index 640d592ea07..bb21f4f6317 100644 --- a/arch/m32r/kernel/smpboot.c +++ b/arch/m32r/kernel/smpboot.c @@ -39,10 +39,13 @@ * Martin J. Bligh : Added support for multi-quad systems */ -#include <linux/config.h> +#include <linux/module.h> +#include <linux/cpu.h> #include <linux/init.h> +#include <linux/kernel.h> #include <linux/mm.h> -#include <linux/smp_lock.h> +#include <linux/sched.h> +#include <linux/err.h> #include <linux/irq.h> #include <linux/bootmem.h> #include <linux/delay.h> @@ -70,13 +73,11 @@ static unsigned int bsp_phys_id = -1; /* Bitmask of physically existing CPUs */ physid_mask_t phys_cpu_present_map; -/* Bitmask of currently online CPUs */ -cpumask_t cpu_online_map; - cpumask_t cpu_bootout_map; cpumask_t cpu_bootin_map; -cpumask_t cpu_callout_map; static cpumask_t cpu_callin_map; +cpumask_t cpu_callout_map; +EXPORT_SYMBOL(cpu_callout_map); /* Per CPU bogomips and other parameters */ struct cpuinfo_m32r cpu_data[NR_CPUS] __cacheline_aligned; @@ -108,13 +109,8 @@ static unsigned int calibration_result; /* Function Prototypes */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -void smp_prepare_boot_cpu(void); -void smp_prepare_cpus(unsigned int); -static void smp_tune_scheduling(void); static void init_ipi_lock(void); static void do_boot_cpu(int); -int __cpu_up(unsigned int); -void smp_cpus_done(unsigned int); int start_secondary(void *); static void smp_callin(void); @@ -129,15 +125,15 @@ static void map_cpu_to_physid(int, int); static void unmap_cpu_to_physid(int, int); /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Boot up APs Routins : BSP */ +/* Boot up APs Routines : BSP */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -void __devinit smp_prepare_boot_cpu(void) +void smp_prepare_boot_cpu(void) { bsp_phys_id = hard_smp_processor_id(); physid_set(bsp_phys_id, phys_cpu_present_map); - cpu_set(0, cpu_online_map); /* BSP's cpu_id == 0 */ - cpu_set(0, cpu_callout_map); - cpu_set(0, cpu_callin_map); + set_cpu_online(0, true); /* BSP's cpu_id == 0 */ + cpumask_set_cpu(0, &cpu_callout_map); + cpumask_set_cpu(0, &cpu_callin_map); /* * Initialize the logical to physical CPU number mapping @@ -177,6 +173,9 @@ void __init smp_prepare_cpus(unsigned int max_cpus) } for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++) physid_set(phys_id, phys_cpu_present_map); +#ifndef CONFIG_HOTPLUG_CPU + init_cpu_present(cpu_possible_mask); +#endif show_mp_info(nr_cpu); @@ -186,7 +185,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus) * Setup boot CPU information */ smp_store_cpu_info(0); /* Final full version of the data */ - smp_tune_scheduling(); /* * If SMP should be disabled, then really disable it! @@ -211,7 +209,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) if (!physid_isset(phys_id, phys_cpu_present_map)) continue; - if ((max_cpus >= 0) && (max_cpus <= cpucount + 1)) + if (max_cpus <= cpucount + 1) continue; do_boot_cpu(phys_id); @@ -230,11 +228,6 @@ smp_done: Dprintk("Boot done.\n"); } -static void __init smp_tune_scheduling(void) -{ - /* Nothing to do. */ -} - /* * init_ipi_lock : Initialize IPI locks. */ @@ -286,7 +279,7 @@ static void __init do_boot_cpu(int phys_id) /* So we see what's up */ printk("Booting processor %d/%d\n", phys_id, cpu_id); stack_start.spi = (void *)idle->thread.sp; - idle->thread_info->cpu = cpu_id; + task_thread_info(idle)->cpu = cpu_id; /* * Send Startup IPI @@ -297,10 +290,10 @@ static void __init do_boot_cpu(int phys_id) send_status = 0; boot_status = 0; - cpu_set(phys_id, cpu_bootout_map); + cpumask_set_cpu(phys_id, &cpu_bootout_map); /* Send Startup IPI */ - send_IPI_mask_phys(cpumask_of_cpu(phys_id), CPU_BOOT_IPI, 0); + send_IPI_mask_phys(cpumask_of(phys_id), CPU_BOOT_IPI, 0); Dprintk("Waiting for send to finish...\n"); timeout = 0; @@ -309,7 +302,7 @@ static void __init do_boot_cpu(int phys_id) do { Dprintk("+"); udelay(1000); - send_status = !cpu_isset(phys_id, cpu_bootin_map); + send_status = !cpumask_test_cpu(phys_id, &cpu_bootin_map); } while (send_status && (timeout++ < 100)); Dprintk("After Startup.\n"); @@ -319,19 +312,19 @@ static void __init do_boot_cpu(int phys_id) * allow APs to start initializing. */ Dprintk("Before Callout %d.\n", cpu_id); - cpu_set(cpu_id, cpu_callout_map); + cpumask_set_cpu(cpu_id, &cpu_callout_map); Dprintk("After Callout %d.\n", cpu_id); /* * Wait 5s total for a response */ for (timeout = 0; timeout < 5000; timeout++) { - if (cpu_isset(cpu_id, cpu_callin_map)) + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) break; /* It has booted */ udelay(1000); } - if (cpu_isset(cpu_id, cpu_callin_map)) { + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) { /* number CPUs logically, starting from 1 (BSP is 0) */ Dprintk("OK.\n"); } else { @@ -343,28 +336,28 @@ static void __init do_boot_cpu(int phys_id) if (send_status || boot_status) { unmap_cpu_to_physid(cpu_id, phys_id); - cpu_clear(cpu_id, cpu_callout_map); - cpu_clear(cpu_id, cpu_callin_map); - cpu_clear(cpu_id, cpu_initialized); + cpumask_clear_cpu(cpu_id, &cpu_callout_map); + cpumask_clear_cpu(cpu_id, &cpu_callin_map); + cpumask_clear_cpu(cpu_id, &cpu_initialized); cpucount--; } } -int __devinit __cpu_up(unsigned int cpu_id) +int __cpu_up(unsigned int cpu_id, struct task_struct *tidle) { int timeout; - cpu_set(cpu_id, smp_commenced_mask); + cpumask_set_cpu(cpu_id, &smp_commenced_mask); /* * Wait 5s total for a response */ for (timeout = 0; timeout < 5000; timeout++) { - if (cpu_isset(cpu_id, cpu_online_map)) + if (cpu_online(cpu_id)) break; udelay(1000); } - if (!cpu_isset(cpu_id, cpu_online_map)) + if (!cpu_online(cpu_id)) BUG(); return 0; @@ -376,11 +369,11 @@ void __init smp_cpus_done(unsigned int max_cpus) unsigned long bogosum = 0; for (timeout = 0; timeout < 5000; timeout++) { - if (cpus_equal(cpu_callin_map, cpu_online_map)) + if (cpumask_equal(&cpu_callin_map, cpu_online_mask)) break; udelay(1000); } - if (!cpus_equal(cpu_callin_map, cpu_online_map)) + if (!cpumask_equal(&cpu_callin_map, cpu_online_mask)) BUG(); for (cpu_id = 0 ; cpu_id < num_online_cpus() ; cpu_id++) @@ -391,7 +384,7 @@ void __init smp_cpus_done(unsigned int max_cpus) */ Dprintk("Before bogomips.\n"); if (cpucount) { - for_each_cpu_mask(cpu_id, cpu_online_map) + for_each_cpu(cpu_id,cpu_online_mask) bogosum += cpu_data[cpu_id].loops_per_jiffy; printk(KERN_INFO "Total of %d processors activated " \ @@ -403,7 +396,7 @@ void __init smp_cpus_done(unsigned int max_cpus) } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Activate a secondary processor Routins */ +/* Activate a secondary processor Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ /*==========================================================================* @@ -426,8 +419,9 @@ void __init smp_cpus_done(unsigned int max_cpus) int __init start_secondary(void *unused) { cpu_init(); + preempt_disable(); smp_callin(); - while (!cpu_isset(smp_processor_id(), smp_commenced_mask)) + while (!cpumask_test_cpu(smp_processor_id(), &smp_commenced_mask)) cpu_relax(); smp_online(); @@ -438,7 +432,7 @@ int __init start_secondary(void *unused) */ local_flush_tlb_all(); - cpu_idle(); + cpu_startup_entry(CPUHP_ONLINE); return 0; } @@ -465,7 +459,7 @@ static void __init smp_callin(void) int cpu_id = smp_processor_id(); unsigned long timeout; - if (cpu_isset(cpu_id, cpu_callin_map)) { + if (cpumask_test_cpu(cpu_id, &cpu_callin_map)) { printk("huh, phys CPU#%d, CPU#%d already present??\n", phys_id, cpu_id); BUG(); @@ -476,7 +470,7 @@ static void __init smp_callin(void) timeout = jiffies + (2 * HZ); while (time_before(jiffies, timeout)) { /* Has the boot CPU finished it's STARTUP sequence ? */ - if (cpu_isset(cpu_id, cpu_callout_map)) + if (cpumask_test_cpu(cpu_id, &cpu_callout_map)) break; cpu_relax(); } @@ -488,13 +482,15 @@ static void __init smp_callin(void) } /* Allow the master to continue. */ - cpu_set(cpu_id, cpu_callin_map); + cpumask_set_cpu(cpu_id, &cpu_callin_map); } static void __init smp_online(void) { int cpu_id = smp_processor_id(); + notify_cpu_starting(cpu_id); + local_irq_enable(); /* Get our bogomips. */ @@ -503,11 +499,11 @@ static void __init smp_online(void) /* Save our processor parameters */ smp_store_cpu_info(cpu_id); - cpu_set(cpu_id, cpu_online_map); + set_cpu_online(cpu_id, true); } /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ -/* Boot up CPUs common Routins */ +/* Boot up CPUs common Routines */ /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/ static void __init show_mp_info(int nr_cpu) { @@ -592,7 +588,7 @@ int setup_profiling_timer(unsigned int multiplier) * accounting. At that time they also adjust their APIC timers * accordingly. */ - for (i = 0; i < NR_CPUS; ++i) + for_each_possible_cpu(i) per_cpu(prof_multiplier, i) = multiplier; return 0; @@ -628,4 +624,3 @@ static void __init unmap_cpu_to_physid(int cpu_id, int phys_id) physid_2_cpu[phys_id] = -1; cpu_2_physid[cpu_id] = -1; } - diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c index e0500e12c5f..c3fdd632fba 100644 --- a/arch/m32r/kernel/sys_m32r.c +++ b/arch/m32r/kernel/sys_m32r.c @@ -7,12 +7,11 @@ * Taken from i386 version. */ -#include <linux/config.h> #include <linux/errno.h> #include <linux/sched.h> #include <linux/mm.h> +#include <linux/fs.h> #include <linux/smp.h> -#include <linux/smp_lock.h> #include <linux/sem.h> #include <linux/msg.h> #include <linux/shm.h> @@ -21,190 +20,65 @@ #include <linux/mman.h> #include <linux/file.h> #include <linux/utsname.h> +#include <linux/ipc.h> #include <asm/uaccess.h> #include <asm/cachectl.h> #include <asm/cacheflush.h> -#include <asm/ipc.h> +#include <asm/syscall.h> +#include <asm/unistd.h> /* * sys_tas() - test-and-set - * linuxthreads testing version */ -#ifndef CONFIG_SMP -asmlinkage int sys_tas(int *addr) +asmlinkage int sys_tas(int __user *addr) { int oldval; - unsigned long flags; if (!access_ok(VERIFY_WRITE, addr, sizeof (int))) return -EFAULT; - local_irq_save(flags); - oldval = *addr; - *addr = 1; - local_irq_restore(flags); - return oldval; -} -#else /* CONFIG_SMP */ -#include <linux/spinlock.h> - -static DEFINE_SPINLOCK(tas_lock); - -asmlinkage int sys_tas(int *addr) -{ - int oldval; - if (!access_ok(VERIFY_WRITE, addr, sizeof (int))) - return -EFAULT; - - _raw_spin_lock(&tas_lock); - oldval = *addr; - *addr = 1; - _raw_spin_unlock(&tas_lock); + /* atomic operation: + * oldval = *addr; *addr = 1; + */ + __asm__ __volatile__ ( + DCACHE_CLEAR("%0", "r4", "%1") + " .fillinsn\n" + "1:\n" + " lock %0, @%1 -> unlock %2, @%1\n" + "2:\n" + /* NOTE: + * The m32r processor can accept interrupts only + * at the 32-bit instruction boundary. + * So, in the above code, the "unlock" instruction + * can be executed continuously after the "lock" + * instruction execution without any interruptions. + */ + ".section .fixup,\"ax\"\n" + " .balign 4\n" + "3: ldi %0, #%3\n" + " seth r14, #high(2b)\n" + " or3 r14, r14, #low(2b)\n" + " jmp r14\n" + ".previous\n" + ".section __ex_table,\"a\"\n" + " .balign 4\n" + " .long 1b,3b\n" + ".previous\n" + : "=&r" (oldval) + : "r" (addr), "r" (1), "i"(-EFAULT) + : "r14", "memory" +#ifdef CONFIG_CHIP_M32700_TS1 + , "r4" +#endif /* CONFIG_CHIP_M32700_TS1 */ + ); return oldval; } -#endif /* CONFIG_SMP */ - -/* - * sys_pipe() is the normal C calling standard for creating - * a pipe. It's not the way Unix traditionally does this, though. - */ -asmlinkage int -sys_pipe(unsigned long r0, unsigned long r1, unsigned long r2, - unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, struct pt_regs regs) -{ - int fd[2]; - int error; - - error = do_pipe(fd); - if (!error) { - if (copy_to_user((void *)r0, (void *)fd, 2*sizeof(int))) - error = -EFAULT; - } - return error; -} - -asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff) -{ - int error = -EBADF; - struct file *file = NULL; - - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - if (!(flags & MAP_ANONYMOUS)) { - file = fget(fd); - if (!file) - goto out; - } - - down_write(¤t->mm->mmap_sem); - error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); - up_write(¤t->mm->mmap_sem); - - if (file) - fput(file); -out: - return error; -} - -/* - * sys_ipc() is the de-multiplexer for the SysV IPC calls.. - * - * This is really horribly ugly. - */ -asmlinkage int sys_ipc(uint call, int first, int second, - int third, void __user *ptr, long fifth) -{ - int version, ret; - - version = call >> 16; /* hack for backward compatibility */ - call &= 0xffff; - - switch (call) { - case SEMOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, NULL); - case SEMTIMEDOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, (const struct timespec __user *)fifth); - case SEMGET: - return sys_semget (first, second, third); - case SEMCTL: { - union semun fourth; - if (!ptr) - return -EINVAL; - if (get_user(fourth.__pad, (void __user * __user *) ptr)) - return -EFAULT; - return sys_semctl (first, second, third, fourth); - } - - case MSGSND: - return sys_msgsnd (first, (struct msgbuf __user *) ptr, - second, third); - case MSGRCV: - switch (version) { - case 0: { - struct ipc_kludge tmp; - if (!ptr) - return -EINVAL; - - if (copy_from_user(&tmp, - (struct ipc_kludge __user *) ptr, - sizeof (tmp))) - return -EFAULT; - return sys_msgrcv (first, tmp.msgp, second, - tmp.msgtyp, third); - } - default: - return sys_msgrcv (first, - (struct msgbuf __user *) ptr, - second, fifth, third); - } - case MSGGET: - return sys_msgget ((key_t) first, second); - case MSGCTL: - return sys_msgctl (first, second, - (struct msqid_ds __user *) ptr); - case SHMAT: { - ulong raddr; - - if (!access_ok(VERIFY_WRITE, (ulong __user *) third, - sizeof(ulong))) - return -EFAULT; - ret = do_shmat (first, (char __user *) ptr, second, &raddr); - if (ret) - return ret; - return put_user (raddr, (ulong __user *) third); - } - case SHMDT: - return sys_shmdt ((char __user *)ptr); - case SHMGET: - return sys_shmget (first, second, third); - case SHMCTL: - return sys_shmctl (first, second, - (struct shmid_ds __user *) ptr); - default: - return -ENOSYS; - } -} - -asmlinkage int sys_uname(struct old_utsname * name) -{ - int err; - if (!name) - return -EFAULT; - down_read(&uts_sem); - err=copy_to_user(name, &system_utsname, sizeof (*name)); - up_read(&uts_sem); - return err?-EFAULT:0; -} asmlinkage int sys_cacheflush(void *addr, int bytes, int cache) { - /* This should flush more selectivly ... */ + /* This should flush more selectively ... */ _flush_cache_all(); return 0; } @@ -214,4 +88,3 @@ asmlinkage int sys_cachectl(char *addr, int nbytes, int op) /* Not implemented yet. */ return -ENOSYS; } - diff --git a/arch/m32r/kernel/syscall_table.S b/arch/m32r/kernel/syscall_table.S new file mode 100644 index 00000000000..f365c19795e --- /dev/null +++ b/arch/m32r/kernel/syscall_table.S @@ -0,0 +1,327 @@ +ENTRY(sys_call_table) + .long sys_restart_syscall /* 0 - old "setup()" system call*/ + .long sys_exit + .long sys_fork + .long sys_read + .long sys_write + .long sys_open /* 5 */ + .long sys_close + .long sys_waitpid + .long sys_creat + .long sys_link + .long sys_unlink /* 10 */ + .long sys_execve + .long sys_chdir + .long sys_time + .long sys_mknod + .long sys_chmod /* 15 */ + .long sys_ni_syscall /* lchown16 syscall holder */ + .long sys_ni_syscall /* old break syscall holder */ + .long sys_ni_syscall /* old stat syscall holder */ + .long sys_lseek + .long sys_getpid /* 20 */ + .long sys_mount + .long sys_oldumount + .long sys_ni_syscall /* setuid16 syscall holder */ + .long sys_ni_syscall /* getuid16 syscall holder */ + .long sys_stime /* 25 */ + .long sys_ptrace + .long sys_alarm + .long sys_ni_syscall /* old fstat syscall holder */ + .long sys_pause + .long sys_utime /* 30 */ + .long sys_ni_syscall /* old stty syscall holder */ + .long sys_cachectl /* for M32R */ /* old gtty syscall holder */ + .long sys_access + .long sys_ni_syscall /* nice syscall holder */ + .long sys_ni_syscall /* 35 - old ftime syscall holder */ + .long sys_sync + .long sys_kill + .long sys_rename + .long sys_mkdir + .long sys_rmdir /* 40 */ + .long sys_dup + .long sys_pipe + .long sys_times + .long sys_ni_syscall /* old prof syscall holder */ + .long sys_brk /* 45 */ + .long sys_ni_syscall /* setgid16 syscall holder */ + .long sys_getgid /* will be unused */ + .long sys_ni_syscall /* signal syscall holder */ + .long sys_ni_syscall /* geteuid16 syscall holder */ + .long sys_ni_syscall /* 50 - getegid16 syscall holder */ + .long sys_acct + .long sys_umount /* recycled never used phys() */ + .long sys_ni_syscall /* old lock syscall holder */ + .long sys_ioctl + .long sys_fcntl /* 55 - will be unused */ + .long sys_ni_syscall /* mpx syscall holder */ + .long sys_setpgid + .long sys_ni_syscall /* old ulimit syscall holder */ + .long sys_ni_syscall /* sys_olduname */ + .long sys_umask /* 60 */ + .long sys_chroot + .long sys_ustat + .long sys_dup2 + .long sys_getppid + .long sys_getpgrp /* 65 */ + .long sys_setsid + .long sys_ni_syscall /* sigaction syscall holder */ + .long sys_ni_syscall /* sgetmask syscall holder */ + .long sys_ni_syscall /* ssetmask syscall holder */ + .long sys_ni_syscall /* 70 - setreuid16 syscall holder */ + .long sys_ni_syscall /* setregid16 syscall holder */ + .long sys_ni_syscall /* sigsuspend syscall holder */ + .long sys_ni_syscall /* sigpending syscall holder */ + .long sys_sethostname + .long sys_setrlimit /* 75 */ + .long sys_getrlimit/*will be unused*/ + .long sys_getrusage + .long sys_gettimeofday + .long sys_settimeofday + .long sys_ni_syscall /* 80 - getgroups16 syscall holder */ + .long sys_ni_syscall /* setgroups16 syscall holder */ + .long sys_ni_syscall /* sys_oldselect */ + .long sys_symlink + .long sys_ni_syscall /* old lstat syscall holder */ + .long sys_readlink /* 85 */ + .long sys_uselib + .long sys_swapon + .long sys_reboot + .long sys_ni_syscall /* readdir syscall holder */ + .long sys_ni_syscall /* 90 - old_mmap syscall holder */ + .long sys_munmap + .long sys_truncate + .long sys_ftruncate + .long sys_fchmod + .long sys_ni_syscall /* 95 - fchwon16 syscall holder */ + .long sys_getpriority + .long sys_setpriority + .long sys_ni_syscall /* old profil syscall holder */ + .long sys_statfs + .long sys_fstatfs /* 100 */ + .long sys_ni_syscall /* ioperm syscall holder */ + .long sys_socketcall + .long sys_syslog + .long sys_setitimer + .long sys_getitimer /* 105 */ + .long sys_newstat + .long sys_newlstat + .long sys_newfstat + .long sys_ni_syscall /* old uname syscall holder */ + .long sys_ni_syscall /* 110 - iopl syscall holder */ + .long sys_vhangup + .long sys_ni_syscall /* idle syscall holder */ + .long sys_ni_syscall /* vm86old syscall holder */ + .long sys_wait4 + .long sys_swapoff /* 115 */ + .long sys_sysinfo + .long sys_ipc + .long sys_fsync + .long sys_ni_syscall /* sigreturn syscall holder */ + .long sys_clone /* 120 */ + .long sys_setdomainname + .long sys_newuname + .long sys_ni_syscall /* modify_ldt syscall holder */ + .long sys_adjtimex + .long sys_mprotect /* 125 */ + .long sys_ni_syscall /* sigprocmask syscall holder */ + .long sys_ni_syscall /* create_module syscall holder */ + .long sys_init_module + .long sys_delete_module + .long sys_ni_syscall /* 130 - get_kernel_syms */ + .long sys_quotactl + .long sys_getpgid + .long sys_fchdir + .long sys_bdflush + .long sys_sysfs /* 135 */ + .long sys_personality + .long sys_ni_syscall /* afs_syscall syscall holder */ + .long sys_ni_syscall /* setfsuid16 syscall holder */ + .long sys_ni_syscall /* setfsgid16 syscall holder */ + .long sys_llseek /* 140 */ + .long sys_getdents + .long sys_select + .long sys_flock + .long sys_msync + .long sys_readv /* 145 */ + .long sys_writev + .long sys_getsid + .long sys_fdatasync + .long sys_sysctl + .long sys_mlock /* 150 */ + .long sys_munlock + .long sys_mlockall + .long sys_munlockall + .long sys_sched_setparam + .long sys_sched_getparam /* 155 */ + .long sys_sched_setscheduler + .long sys_sched_getscheduler + .long sys_sched_yield + .long sys_sched_get_priority_max + .long sys_sched_get_priority_min /* 160 */ + .long sys_sched_rr_get_interval + .long sys_nanosleep + .long sys_mremap + .long sys_ni_syscall /* setresuid16 syscall holder */ + .long sys_ni_syscall /* 165 - getresuid16 syscall holder */ + .long sys_tas /* vm86 syscall holder */ + .long sys_ni_syscall /* query_module syscall holder */ + .long sys_poll + .long sys_ni_syscall /* was nfsservctl */ + .long sys_setresgid /* 170 */ + .long sys_getresgid + .long sys_prctl + .long sys_rt_sigreturn + .long sys_rt_sigaction + .long sys_rt_sigprocmask /* 175 */ + .long sys_rt_sigpending + .long sys_rt_sigtimedwait + .long sys_rt_sigqueueinfo + .long sys_rt_sigsuspend + .long sys_pread64 /* 180 */ + .long sys_pwrite64 + .long sys_ni_syscall /* chown16 syscall holder */ + .long sys_getcwd + .long sys_capget + .long sys_capset /* 185 */ + .long sys_sigaltstack + .long sys_sendfile + .long sys_ni_syscall /* streams1 */ + .long sys_ni_syscall /* streams2 */ + .long sys_vfork /* 190 */ + .long sys_getrlimit + .long sys_mmap_pgoff + .long sys_truncate64 + .long sys_ftruncate64 + .long sys_stat64 /* 195 */ + .long sys_lstat64 + .long sys_fstat64 + .long sys_lchown + .long sys_getuid + .long sys_getgid /* 200 */ + .long sys_geteuid + .long sys_getegid + .long sys_setreuid + .long sys_setregid + .long sys_getgroups /* 205 */ + .long sys_setgroups + .long sys_fchown + .long sys_setresuid + .long sys_getresuid + .long sys_setresgid /* 210 */ + .long sys_getresgid + .long sys_chown + .long sys_setuid + .long sys_setgid + .long sys_setfsuid /* 215 */ + .long sys_setfsgid + .long sys_pivot_root + .long sys_mincore + .long sys_madvise + .long sys_getdents64 /* 220 */ + .long sys_fcntl64 + .long sys_ni_syscall /* reserved for TUX */ + .long sys_ni_syscall /* Reserved for Security */ + .long sys_gettid + .long sys_readahead /* 225 */ + .long sys_setxattr + .long sys_lsetxattr + .long sys_fsetxattr + .long sys_getxattr + .long sys_lgetxattr /* 230 */ + .long sys_fgetxattr + .long sys_listxattr + .long sys_llistxattr + .long sys_flistxattr + .long sys_removexattr /* 235 */ + .long sys_lremovexattr + .long sys_fremovexattr + .long sys_tkill + .long sys_sendfile64 + .long sys_futex /* 240 */ + .long sys_sched_setaffinity + .long sys_sched_getaffinity + .long sys_ni_syscall /* reserved for "set_thread_area" system call */ + .long sys_ni_syscall /* reserved for "get_thread_area" system call */ + .long sys_io_setup /* 245 */ + .long sys_io_destroy + .long sys_io_getevents + .long sys_io_submit + .long sys_io_cancel + .long sys_fadvise64 /* 250 */ + .long sys_ni_syscall + .long sys_exit_group + .long sys_lookup_dcookie + .long sys_epoll_create + .long sys_epoll_ctl /* 255 */ + .long sys_epoll_wait + .long sys_remap_file_pages + .long sys_set_tid_address + .long sys_timer_create + .long sys_timer_settime /* 260 */ + .long sys_timer_gettime + .long sys_timer_getoverrun + .long sys_timer_delete + .long sys_clock_settime + .long sys_clock_gettime /* 265 */ + .long sys_clock_getres + .long sys_clock_nanosleep + .long sys_statfs64 + .long sys_fstatfs64 + .long sys_tgkill /* 270 */ + .long sys_utimes + .long sys_fadvise64_64 + .long sys_ni_syscall /* Reserved for sys_vserver */ + .long sys_ni_syscall /* Reserved for sys_mbind */ + .long sys_ni_syscall /* Reserved for sys_get_mempolicy */ + .long sys_ni_syscall /* Reserved for sys_set_mempolicy */ + .long sys_mq_open + .long sys_mq_unlink + .long sys_mq_timedsend + .long sys_mq_timedreceive /* 280 */ + .long sys_mq_notify + .long sys_mq_getsetattr + .long sys_ni_syscall /* reserved for kexec */ + .long sys_waitid + .long sys_ni_syscall /* 285 */ /* available */ + .long sys_add_key + .long sys_request_key + .long sys_keyctl + .long sys_ioprio_set + .long sys_ioprio_get /* 290 */ + .long sys_inotify_init + .long sys_inotify_add_watch + .long sys_inotify_rm_watch + .long sys_migrate_pages + .long sys_openat /* 295 */ + .long sys_mkdirat + .long sys_mknodat + .long sys_fchownat + .long sys_futimesat + .long sys_fstatat64 /* 300 */ + .long sys_unlinkat + .long sys_renameat + .long sys_linkat + .long sys_symlinkat + .long sys_readlinkat /* 305 */ + .long sys_fchmodat + .long sys_faccessat + .long sys_pselect6 + .long sys_ppoll + .long sys_unshare /* 310 */ + .long sys_set_robust_list + .long sys_get_robust_list + .long sys_splice + .long sys_sync_file_range + .long sys_tee /* 315 */ + .long sys_vmsplice + .long sys_move_pages + .long sys_getcpu + .long sys_epoll_pwait + .long sys_utimensat /* 320 */ + .long sys_signalfd + .long sys_ni_syscall + .long sys_eventfd + .long sys_fallocate + .long sys_setns /* 325 */ diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index 2ebce2063fe..1a15f81ea1b 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -17,7 +17,6 @@ #undef DEBUG_TIMER -#include <linux/config.h> #include <linux/errno.h> #include <linux/init.h> #include <linux/module.h> @@ -34,12 +33,19 @@ #include <asm/hw_irq.h> +#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) +/* this needs a better home */ +DEFINE_SPINLOCK(rtc_lock); + +#ifdef CONFIG_RTC_DRV_CMOS_MODULE +EXPORT_SYMBOL(rtc_lock); +#endif +#endif /* pc-style 'CMOS' RTC support */ + #ifdef CONFIG_SMP -extern void send_IPI_allbutself(int, int); -extern void smp_local_timer_interrupt(struct pt_regs *); +extern void smp_local_timer_interrupt(void); #endif -extern unsigned long wall_jiffies; #define TICK_SIZE (tick_nsec / 1000) /* @@ -51,13 +57,13 @@ extern unsigned long wall_jiffies; static unsigned long latch; -static unsigned long do_gettimeoffset(void) +static u32 m32r_gettimeoffset(void) { unsigned long elapsed_time = 0; /* [us] */ #if defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_XNUX2) \ || defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_M32700) \ - || defined(CONFIG_CHIP_OPSP) + || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104) #ifndef CONFIG_SMP unsigned long count; @@ -69,7 +75,7 @@ static unsigned long do_gettimeoffset(void) count = 0; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #else /* CONFIG_SMP */ @@ -87,7 +93,7 @@ static unsigned long do_gettimeoffset(void) p_count = count; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #endif /* CONFIG_SMP */ #elif defined(CONFIG_CHIP_M32310) @@ -96,152 +102,43 @@ static unsigned long do_gettimeoffset(void) #error no chip configuration #endif - return elapsed_time; + return elapsed_time * 1000; } /* - * This version of gettimeofday has near microsecond resolution. - */ -void do_gettimeofday(struct timeval *tv) -{ - unsigned long seq; - unsigned long usec, sec; - unsigned long max_ntp_tick = tick_usec - tickadj; - - do { - unsigned long lost; - - seq = read_seqbegin(&xtime_lock); - - usec = do_gettimeoffset(); - lost = jiffies - wall_jiffies; - - /* - * If time_adjust is negative then NTP is slowing the clock - * so make sure not to go into next possible interval. - * Better to lose some accuracy than have time go backwards.. - */ - if (unlikely(time_adjust < 0)) { - usec = min(usec, max_ntp_tick); - if (lost) - usec += lost * max_ntp_tick; - } else if (unlikely(lost)) - usec += lost * tick_usec; - - sec = xtime.tv_sec; - usec += (xtime.tv_nsec / 1000); - } while (read_seqretry(&xtime_lock, seq)); - - while (usec >= 1000000) { - usec -= 1000000; - sec++; - } - - tv->tv_sec = sec; - tv->tv_usec = usec; -} - -EXPORT_SYMBOL(do_gettimeofday); - -int do_settimeofday(struct timespec *tv) -{ - time_t wtm_sec, sec = tv->tv_sec; - long wtm_nsec, nsec = tv->tv_nsec; - - if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC) - return -EINVAL; - - write_seqlock_irq(&xtime_lock); - /* - * This is revolting. We need to set "xtime" correctly. However, the - * value in this location is the value at the most recent update of - * wall time. Discover what correction gettimeofday() would have - * made, and then undo it! - */ - nsec -= do_gettimeoffset() * NSEC_PER_USEC; - nsec -= (jiffies - wall_jiffies) * TICK_NSEC; - - wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec); - wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec); - - set_normalized_timespec(&xtime, sec, nsec); - set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec); - - ntp_clear(); - write_sequnlock_irq(&xtime_lock); - clock_was_set(); - - return 0; -} - -EXPORT_SYMBOL(do_settimeofday); - -/* - * In order to set the CMOS clock precisely, set_rtc_mmss has to be - * called 500 ms after the second nowtime has started, because when - * nowtime is written into the registers of the CMOS clock, it will - * jump to the next second precisely 500 ms later. Check the Motorola - * MC146818A or Dallas DS12887 data sheet for details. - * - * BUG: This routine does not handle hour overflow properly; it just - * sets the minutes. Usually you won't notice until after reboot! - */ -static inline int set_rtc_mmss(unsigned long nowtime) -{ - return 0; -} - -/* last time the cmos clock got updated */ -static long last_rtc_update = 0; - -/* * timer_interrupt() needs to keep up the real-time clock, - * as well as call the "do_timer()" routine every clocktick + * as well as call the "xtime_update()" routine every clocktick */ -irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t timer_interrupt(int irq, void *dev_id) { #ifndef CONFIG_SMP - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); #endif - do_timer(regs); + xtime_update(1); #ifndef CONFIG_SMP - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif - /* - * If we have an externally synchronized Linux clock, then update - * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be - * called as close as possible to 500 ms before the new second starts. - */ - write_seqlock(&xtime_lock); - if (ntp_synced() - && xtime.tv_sec > last_rtc_update + 660 - && (xtime.tv_nsec / 1000) >= 500000 - ((unsigned)TICK_SIZE) / 2 - && (xtime.tv_nsec / 1000) <= 500000 + ((unsigned)TICK_SIZE) / 2) - { - if (set_rtc_mmss(xtime.tv_sec) == 0) - last_rtc_update = xtime.tv_sec; - else /* do it again in 60 s */ - last_rtc_update = xtime.tv_sec - 600; - } - write_sequnlock(&xtime_lock); /* As we return to user mode fire off the other CPU schedulers.. this is basically because we don't yet share IRQ's around. This message is rigged to be safe on the 386 - basically it's a hack, so don't look closely for now.. */ #ifdef CONFIG_SMP - smp_local_timer_interrupt(regs); + smp_local_timer_interrupt(); smp_send_timer(); #endif return IRQ_HANDLED; } -struct irqaction irq0 = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, - "MFT2", NULL, NULL }; +static struct irqaction irq0 = { + .handler = timer_interrupt, + .flags = IRQF_DISABLED, + .name = "MFT2", +}; -void __init time_init(void) +void read_persistent_clock(struct timespec *ts) { unsigned int epoch, year, mon, day, hour, min, sec; @@ -261,14 +158,18 @@ void __init time_init(void) epoch = 1952; year += epoch; - xtime.tv_sec = mktime(year, mon, day, hour, min, sec); - xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ); - set_normalized_timespec(&wall_to_monotonic, - -xtime.tv_sec, -xtime.tv_nsec); + ts->tv_sec = mktime(year, mon, day, hour, min, sec); + ts->tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ); +} + + +void __init time_init(void) +{ + arch_gettimeoffset = m32r_gettimeoffset; #if defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_XNUX2) \ || defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_M32700) \ - || defined(CONFIG_CHIP_OPSP) + || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104) /* M32102 MFT setup */ setup_irq(M32R_IRQ_MFT2, &irq0); @@ -278,7 +179,7 @@ void __init time_init(void) bus_clock = boot_cpu_data.bus_clock; divide = boot_cpu_data.timer_divide; - latch = (bus_clock/divide + HZ / 2) / HZ; + latch = DIV_ROUND_CLOSEST(bus_clock/divide, HZ); printk("Timer start : latch = %ld\n", latch); @@ -296,11 +197,3 @@ void __init time_init(void) #error no chip configuration #endif } - -/* - * Scheduler clock - returns current time in nanosec units. - */ -unsigned long long sched_clock(void) -{ - return (unsigned long long)jiffies * (1000000000 / HZ); -} diff --git a/arch/m32r/kernel/traps.c b/arch/m32r/kernel/traps.c index 5fe8ed6d62d..a7a424f852e 100644 --- a/arch/m32r/kernel/traps.c +++ b/arch/m32r/kernel/traps.c @@ -9,7 +9,6 @@ * 'traps.c' handles hardware traps and faults after we have saved some * state in 'entry.S'. */ -#include <linux/config.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/kallsyms.h> @@ -19,10 +18,9 @@ #include <asm/page.h> #include <asm/processor.h> -#include <asm/system.h> #include <asm/uaccess.h> #include <asm/io.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/smp.h> @@ -41,6 +39,7 @@ extern void smp_invalidate_interrupt(void); extern void smp_call_function_interrupt(void); extern void smp_ipi_timer_interrupt(void); extern void smp_flush_cache_all_interrupt(void); +extern void smp_call_function_single_interrupt(void); /* * for Boot AP function @@ -61,7 +60,7 @@ extern unsigned long eit_vector[]; ((unsigned long)func - (unsigned long)eit_vector - entry*4)/4 \ + 0xff000000UL -void set_eit_vector_entries(void) +static void set_eit_vector_entries(void) { extern void default_eit_handler(void); extern void system_call(void); @@ -104,8 +103,8 @@ void set_eit_vector_entries(void) eit_vector[186] = (unsigned long)smp_call_function_interrupt; eit_vector[187] = (unsigned long)smp_ipi_timer_interrupt; eit_vector[188] = (unsigned long)smp_flush_cache_all_interrupt; - eit_vector[189] = 0; - eit_vector[190] = 0; + eit_vector[189] = 0; /* CPU_BOOT_IPI */ + eit_vector[190] = (unsigned long)smp_call_function_single_interrupt; eit_vector[191] = 0; #endif _flush_cache_copyback_all(); @@ -121,9 +120,9 @@ void __init trap_init(void) cpu_init(); } -int kstack_depth_to_print = 24; +static int kstack_depth_to_print = 24; -void show_trace(struct task_struct *task, unsigned long *stack) +static void show_trace(struct task_struct *task, unsigned long *stack) { unsigned long addr; @@ -133,10 +132,8 @@ void show_trace(struct task_struct *task, unsigned long *stack) printk("Call Trace: "); while (!kstack_end(stack)) { addr = *stack++; - if (__kernel_text_address(addr)) { - printk("[<%08lx>] ", addr); - print_symbol("%s\n", addr); - } + if (__kernel_text_address(addr)) + printk("[<%08lx>] %pSR\n", addr, (void *)addr); } printk("\n"); } @@ -170,15 +167,6 @@ void show_stack(struct task_struct *task, unsigned long *sp) show_trace(task, sp); } -void dump_stack(void) -{ - unsigned long stack; - - show_trace(current, &stack); -} - -EXPORT_SYMBOL(dump_stack); - static void show_registers(struct pt_regs *regs) { int i = 0; @@ -197,7 +185,7 @@ static void show_registers(struct pt_regs *regs) printk("SPI: %08lx\n", sp); } printk("Process %s (pid: %d, process nr: %d, stackpage=%08lx)", - current->comm, current->pid, 0xffff & i, 4096+(unsigned long)current); + current->comm, task_pid_nr(current), 0xffff & i, 4096+(unsigned long)current); /* * When in-kernel, we also print out the stack and code at the @@ -224,7 +212,7 @@ bad: printk("\n"); } -DEFINE_SPINLOCK(die_lock); +static DEFINE_SPINLOCK(die_lock); void die(const char * str, struct pt_regs * regs, long err) { @@ -269,7 +257,7 @@ static __inline__ void do_trap(int trapnr, int signr, const char * str, #define DO_ERROR(trapnr, signr, str, name) \ asmlinkage void do_##name(struct pt_regs * regs, long error_code) \ { \ - do_trap(trapnr, signr, 0, regs, error_code, NULL); \ + do_trap(trapnr, signr, NULL, regs, error_code, NULL); \ } #define DO_ERROR_INFO(trapnr, signr, str, name, sicode, siaddr) \ diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index 729a2645a03..018e4a711d7 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -1,18 +1,21 @@ /* ld script to make M32R Linux kernel */ -#include <linux/config.h> #include <asm-generic/vmlinux.lds.h> #include <asm/addrspace.h> #include <asm/page.h> +#include <asm/thread_info.h> OUTPUT_ARCH(m32r) -ENTRY(startup_32) #if defined(__LITTLE_ENDIAN__) jiffies = jiffies_64; #else jiffies = jiffies_64 + 4; #endif + +kernel_entry = boot - 0x80000000; +ENTRY(kernel_entry) + SECTIONS { . = CONFIG_MEMORY_START + __PAGE_OFFSET; @@ -25,7 +28,8 @@ SECTIONS _text = .; /* Text and read-only data */ .boot : { *(.boot) } = 0 .text : { - *(.text) + HEAD_TEXT + TEXT_TEXT SCHED_TEXT LOCK_TEXT *(.fixup) @@ -37,101 +41,28 @@ SECTIONS #endif _etext = .; /* End of text section */ - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; + EXCEPTION_TABLE(16) + NOTES + _sdata = .; /* Start of data section */ RODATA - - /* writeable */ - .data : { /* Data */ - *(.spu) - *(.spi) - *(.data) - CONSTRUCTORS - } - - . = ALIGN(4096); - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(4096); - __nosave_end = .; - - . = ALIGN(4096); - .data.page_aligned : { *(.data.idt) } - - . = ALIGN(32); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - + RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE) _edata = .; /* End of data section */ - . = ALIGN(8192); /* init_task */ - .data.init_task : { *(.data.init_task) } - /* will be freed after init */ - . = ALIGN(4096); /* Init code and data */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ __init_begin = .; - .init.text : { - _sinittext = .; - *(.init.text) - _einittext = .; - } - .init.data : { *(.init.data) } - . = ALIGN(16); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - __initcall_start = .; - .initcall.init : { - *(.initcall1.init) - *(.initcall2.init) - *(.initcall3.init) - *(.initcall4.init) - *(.initcall5.init) - *(.initcall6.init) - *(.initcall7.init) - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT - . = ALIGN(4); - __alt_instructions = .; - .altinstructions : { *(.altinstructions) } - __alt_instructions_end = .; - .altinstr_replacement : { *(.altinstr_replacement) } - /* .exit.text is discard at runtime, not link time, to deal with references - from .altinstructions and .eh_frame */ - .exit.text : { *(.exit.text) } - .exit.data : { *(.exit.data) } - . = ALIGN(4096); - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; - . = ALIGN(32); - __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } - __per_cpu_end = .; - . = ALIGN(4096); + INIT_TEXT_SECTION(PAGE_SIZE) + INIT_DATA_SECTION(16) + PERCPU_SECTION(32) + . = ALIGN(PAGE_SIZE); __init_end = .; /* freed after init ends here */ - __bss_start = .; /* BSS */ - .bss : { *(.bss) } - . = ALIGN(4); - __bss_stop = .; + BSS_SECTION(0, 0, 4) _end = . ; - /* Sections to be discarded */ - /DISCARD/ : { - *(.exit.text) - *(.exit.data) - *(.exitcall.exit) - } - /* Stabs debugging sections. */ .stab 0 : { *(.stab) } .stabstr 0 : { *(.stabstr) } @@ -140,4 +71,7 @@ SECTIONS .stab.index 0 : { *(.stab.index) } .stab.indexstr 0 : { *(.stab.indexstr) } .comment 0 : { *(.comment) } + + /* Sections to be discarded */ + DISCARDS } |