diff options
Diffstat (limited to 'include/asm-frv')
| -rw-r--r-- | include/asm-frv/auxvec.h | 4 | ||||
| -rw-r--r-- | include/asm-frv/fcntl.h | 89 | ||||
| -rw-r--r-- | include/asm-frv/futex.h | 53 | ||||
| -rw-r--r-- | include/asm-frv/page.h | 17 | ||||
| -rw-r--r-- | include/asm-frv/types.h | 2 | ||||
| -rw-r--r-- | include/asm-frv/uaccess.h | 6 |
6 files changed, 60 insertions, 111 deletions
diff --git a/include/asm-frv/auxvec.h b/include/asm-frv/auxvec.h new file mode 100644 index 00000000000..07710778fa1 --- /dev/null +++ b/include/asm-frv/auxvec.h @@ -0,0 +1,4 @@ +#ifndef __FRV_AUXVEC_H +#define __FRV_AUXVEC_H + +#endif diff --git a/include/asm-frv/fcntl.h b/include/asm-frv/fcntl.h index d61b999f997..46ab12db573 100644 --- a/include/asm-frv/fcntl.h +++ b/include/asm-frv/fcntl.h @@ -1,88 +1 @@ -#ifndef _ASM_FCNTL_H -#define _ASM_FCNTL_H - -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on an ext2 file system */ -#define O_ACCMODE 0003 -#define O_RDONLY 00 -#define O_WRONLY 01 -#define O_RDWR 02 -#define O_CREAT 0100 /* not fcntl */ -#define O_EXCL 0200 /* not fcntl */ -#define O_NOCTTY 0400 /* not fcntl */ -#define O_TRUNC 01000 /* not fcntl */ -#define O_APPEND 02000 -#define O_NONBLOCK 04000 -#define O_NDELAY O_NONBLOCK -#define O_SYNC 010000 -#define FASYNC 020000 /* fcntl, for BSD compatibility */ -#define O_DIRECT 040000 /* direct disk access hint */ -#define O_LARGEFILE 0100000 -#define O_DIRECTORY 0200000 /* must be a directory */ -#define O_NOFOLLOW 0400000 /* don't follow links */ -#define O_NOATIME 01000000 - -#define F_DUPFD 0 /* dup */ -#define F_GETFD 1 /* get close_on_exec */ -#define F_SETFD 2 /* set/clear close_on_exec */ -#define F_GETFL 3 /* get file->f_flags */ -#define F_SETFL 4 /* set file->f_flags */ -#define F_GETLK 5 -#define F_SETLK 6 -#define F_SETLKW 7 - -#define F_SETOWN 8 /* for sockets. */ -#define F_GETOWN 9 /* for sockets. */ -#define F_SETSIG 10 /* for sockets. */ -#define F_GETSIG 11 /* for sockets. */ - -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 - -/* for F_[GET|SET]FL */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - -/* for posix fcntl() and lockf() */ -#define F_RDLCK 0 -#define F_WRLCK 1 -#define F_UNLCK 2 - -/* for old implementation of bsd flock () */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -/* for leases */ -#define F_INPROGRESS 16 - -/* operations for bsd flock(), also used by the kernel implementation */ -#define LOCK_SH 1 /* shared lock */ -#define LOCK_EX 2 /* exclusive lock */ -#define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -#define LOCK_UN 8 /* remove lock */ - -#define LOCK_MAND 32 /* This is a mandatory flock */ -#define LOCK_READ 64 /* ... Which allows concurrent read operations */ -#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ -#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ - -struct flock { - short l_type; - short l_whence; - off_t l_start; - off_t l_len; - pid_t l_pid; -}; - -struct flock64 { - short l_type; - short l_whence; - loff_t l_start; - loff_t l_len; - pid_t l_pid; -}; - -#define F_LINUX_SPECIFIC_BASE 1024 -#endif /* _ASM_FCNTL_H */ - +#include <asm-generic/fcntl.h> diff --git a/include/asm-frv/futex.h b/include/asm-frv/futex.h new file mode 100644 index 00000000000..2cac5ecd9d0 --- /dev/null +++ b/include/asm-frv/futex.h @@ -0,0 +1,53 @@ +#ifndef _ASM_FUTEX_H +#define _ASM_FUTEX_H + +#ifdef __KERNEL__ + +#include <linux/futex.h> +#include <asm/errno.h> +#include <asm/uaccess.h> + +static inline int +futex_atomic_op_inuser (int encoded_op, int __user *uaddr) +{ + int op = (encoded_op >> 28) & 7; + int cmp = (encoded_op >> 24) & 15; + int oparg = (encoded_op << 8) >> 20; + int cmparg = (encoded_op << 20) >> 20; + int oldval = 0, ret, tem; + if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) + oparg = 1 << oparg; + + if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) + return -EFAULT; + + inc_preempt_count(); + + switch (op) { + case FUTEX_OP_SET: + case FUTEX_OP_ADD: + case FUTEX_OP_OR: + case FUTEX_OP_ANDN: + case FUTEX_OP_XOR: + default: + ret = -ENOSYS; + } + + dec_preempt_count(); + + if (!ret) { + switch (cmp) { + case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break; + case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break; + case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break; + case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break; + case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break; + case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break; + default: ret = -ENOSYS; + } + } + return ret; +} + +#endif +#endif diff --git a/include/asm-frv/page.h b/include/asm-frv/page.h index f7914f1782b..4feba567e7f 100644 --- a/include/asm-frv/page.h +++ b/include/asm-frv/page.h @@ -45,21 +45,6 @@ typedef struct { unsigned long pgprot; } pgprot_t; /* to align the pointer to the (next) page boundary */ #define PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) & PAGE_MASK) -/* Pure 2^n version of get_order */ -static inline int get_order(unsigned long size) __attribute_const__; -static inline int get_order(unsigned long size) -{ - int order; - - size = (size - 1) >> (PAGE_SHIFT - 1); - order = -1; - do { - size >>= 1; - order++; - } while (size); - return order; -} - #define devmem_is_allowed(pfn) 1 #define __pa(vaddr) virt_to_phys((void *) vaddr) @@ -102,4 +87,6 @@ extern unsigned long max_pfn; #define WANT_PAGE_VIRTUAL 1 #endif +#include <asm-generic/page.h> + #endif /* _ASM_PAGE_H */ diff --git a/include/asm-frv/types.h b/include/asm-frv/types.h index 1a5b6546bb4..50605df6d8a 100644 --- a/include/asm-frv/types.h +++ b/include/asm-frv/types.h @@ -65,8 +65,6 @@ typedef u64 u_quad_t; typedef u32 dma_addr_t; -typedef unsigned short kmem_bufctl_t; - #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ diff --git a/include/asm-frv/uaccess.h b/include/asm-frv/uaccess.h index 32dc52e883e..991b50fbba2 100644 --- a/include/asm-frv/uaccess.h +++ b/include/asm-frv/uaccess.h @@ -67,12 +67,6 @@ static inline int ___range_ok(unsigned long addr, unsigned long size) #define access_ok(type,addr,size) (__range_ok((addr), (size)) == 0) #define __access_ok(addr,size) (__range_ok((addr), (size)) == 0) -/* this function will go away soon - use access_ok() / __range_ok() instead */ -static inline int __deprecated verify_area(int type, const void * addr, unsigned long size) -{ - return __range_ok(addr, size); -} - /* * The exception table consists of pairs of addresses: the first is the * address of an instruction that is allowed to fault, and the second is |