diff options
Diffstat (limited to 'arch/tile/include/asm/syscalls.h')
-rw-r--r-- | arch/tile/include/asm/syscalls.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/arch/tile/include/asm/syscalls.h b/arch/tile/include/asm/syscalls.h new file mode 100644 index 00000000000..af165a74537 --- /dev/null +++ b/arch/tile/include/asm/syscalls.h @@ -0,0 +1,108 @@ +/* + * syscalls.h - Linux syscall interfaces (arch-specific) + * + * Copyright (c) 2008 Jaswinder Singh Rajput + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * 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, version 2. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_SYSCALLS_H +#define _ASM_TILE_SYSCALLS_H + +#include <linux/compiler.h> +#include <linux/linkage.h> +#include <linux/signal.h> +#include <linux/types.h> +#include <linux/compat.h> + +/* The array of function pointers for syscalls. */ +extern void *sys_call_table[]; +#ifdef CONFIG_COMPAT +extern void *compat_sys_call_table[]; +#endif + +/* + * Note that by convention, any syscall which requires the current + * register set takes an additional "struct pt_regs *" pointer; the + * sys_xxx() function just adds the pointer and tail-calls to _sys_xxx(). + */ + +/* kernel/sys.c */ +ssize_t sys32_readahead(int fd, u32 offset_lo, u32 offset_hi, u32 count); +long sys32_fadvise64(int fd, u32 offset_lo, u32 offset_hi, + u32 len, int advice); +int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi, + u32 len_lo, u32 len_hi, int advice); +long sys_flush_cache(void); +long sys_mmap2(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, unsigned long pgoff); +#ifdef __tilegx__ +long sys_mmap(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, off_t pgoff); +#endif + +/* kernel/process.c */ +long sys_clone(unsigned long clone_flags, unsigned long newsp, + void __user *parent_tid, void __user *child_tid); +long _sys_clone(unsigned long clone_flags, unsigned long newsp, + void __user *parent_tid, void __user *child_tid, + struct pt_regs *regs); +long sys_fork(void); +long _sys_fork(struct pt_regs *regs); +long sys_vfork(void); +long _sys_vfork(struct pt_regs *regs); +long sys_execve(char __user *filename, char __user * __user *argv, + char __user * __user *envp); +long _sys_execve(char __user *filename, char __user * __user *argv, + char __user * __user *envp, struct pt_regs *regs); + +/* kernel/signal.c */ +long sys_sigaltstack(const stack_t __user *, stack_t __user *); +long _sys_sigaltstack(const stack_t __user *, stack_t __user *, + struct pt_regs *); +long sys_rt_sigreturn(void); +long _sys_rt_sigreturn(struct pt_regs *regs); + +/* platform-independent functions */ +long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); +long sys_rt_sigaction(int sig, const struct sigaction __user *act, + struct sigaction __user *oact, size_t sigsetsize); + +#ifndef __tilegx__ +/* mm/fault.c */ +int sys_cmpxchg_badaddr(unsigned long address); +int _sys_cmpxchg_badaddr(unsigned long address, struct pt_regs *); +#endif + +#ifdef CONFIG_COMPAT +long compat_sys_execve(char __user *path, compat_uptr_t __user *argv, + compat_uptr_t __user *envp); +long _compat_sys_execve(char __user *path, compat_uptr_t __user *argv, + compat_uptr_t __user *envp, struct pt_regs *regs); +long compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, + struct compat_sigaltstack __user *uoss_ptr); +long _compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, + struct compat_sigaltstack __user *uoss_ptr, + struct pt_regs *regs); +long compat_sys_rt_sigreturn(void); +long _compat_sys_rt_sigreturn(struct pt_regs *regs); + +/* These four are not defined for 64-bit, but serve as "compat" syscalls. */ +long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg); +long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); +long sys_truncate64(const char __user *path, loff_t length); +long sys_ftruncate64(unsigned int fd, loff_t length); +#endif + +#endif /* _ASM_TILE_SYSCALLS_H */ |