Chris Metcalf | 867e359 | 2010-05-28 23:09:12 -0400 | [diff] [blame] | 1 | /* |
| 2 | * syscalls.h - Linux syscall interfaces (arch-specific) |
| 3 | * |
| 4 | * Copyright (c) 2008 Jaswinder Singh Rajput |
| 5 | * Copyright 2010 Tilera Corporation. All Rights Reserved. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation, version 2. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or |
| 14 | * NON INFRINGEMENT. See the GNU General Public License for |
| 15 | * more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef _ASM_TILE_SYSCALLS_H |
| 19 | #define _ASM_TILE_SYSCALLS_H |
| 20 | |
| 21 | #include <linux/compiler.h> |
| 22 | #include <linux/linkage.h> |
| 23 | #include <linux/signal.h> |
| 24 | #include <linux/types.h> |
Chris Metcalf | 0707ad3 | 2010-06-25 17:04:17 -0400 | [diff] [blame] | 25 | #include <linux/compat.h> |
| 26 | |
| 27 | /* The array of function pointers for syscalls. */ |
| 28 | extern void *sys_call_table[]; |
| 29 | #ifdef CONFIG_COMPAT |
| 30 | extern void *compat_sys_call_table[]; |
| 31 | #endif |
| 32 | |
| 33 | /* |
| 34 | * Note that by convention, any syscall which requires the current |
Chris Metcalf | d929b6a | 2010-10-14 14:34:33 -0400 | [diff] [blame] | 35 | * register set takes an additional "struct pt_regs *" pointer; a |
| 36 | * _sys_xxx() trampoline in intvec*.S just sets up the pointer and |
| 37 | * jumps to sys_xxx(). |
Chris Metcalf | 0707ad3 | 2010-06-25 17:04:17 -0400 | [diff] [blame] | 38 | */ |
Chris Metcalf | 867e359 | 2010-05-28 23:09:12 -0400 | [diff] [blame] | 39 | |
| 40 | /* kernel/sys.c */ |
| 41 | ssize_t sys32_readahead(int fd, u32 offset_lo, u32 offset_hi, u32 count); |
| 42 | long sys32_fadvise64(int fd, u32 offset_lo, u32 offset_hi, |
| 43 | u32 len, int advice); |
| 44 | int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi, |
| 45 | u32 len_lo, u32 len_hi, int advice); |
| 46 | long sys_flush_cache(void); |
Chris Metcalf | d929b6a | 2010-10-14 14:34:33 -0400 | [diff] [blame] | 47 | #ifndef __tilegx__ /* No mmap() in the 32-bit kernel. */ |
| 48 | #define sys_mmap sys_mmap |
Chris Metcalf | 0707ad3 | 2010-06-25 17:04:17 -0400 | [diff] [blame] | 49 | #endif |
| 50 | |
Chris Metcalf | 867e359 | 2010-05-28 23:09:12 -0400 | [diff] [blame] | 51 | #ifndef __tilegx__ |
| 52 | /* mm/fault.c */ |
Chris Metcalf | d929b6a | 2010-10-14 14:34:33 -0400 | [diff] [blame] | 53 | long sys_cmpxchg_badaddr(unsigned long address, struct pt_regs *); |
| 54 | long _sys_cmpxchg_badaddr(unsigned long address); |
Chris Metcalf | 0707ad3 | 2010-06-25 17:04:17 -0400 | [diff] [blame] | 55 | #endif |
| 56 | |
| 57 | #ifdef CONFIG_COMPAT |
Chris Metcalf | 0707ad3 | 2010-06-25 17:04:17 -0400 | [diff] [blame] | 58 | /* These four are not defined for 64-bit, but serve as "compat" syscalls. */ |
| 59 | long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg); |
| 60 | long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); |
| 61 | long sys_truncate64(const char __user *path, loff_t length); |
| 62 | long sys_ftruncate64(unsigned int fd, loff_t length); |
Chris Metcalf | 867e359 | 2010-05-28 23:09:12 -0400 | [diff] [blame] | 63 | #endif |
| 64 | |
Chris Metcalf | d929b6a | 2010-10-14 14:34:33 -0400 | [diff] [blame] | 65 | /* These are the intvec*.S trampolines. */ |
| 66 | long _sys_sigaltstack(const stack_t __user *, stack_t __user *); |
| 67 | long _sys_rt_sigreturn(void); |
| 68 | long _sys_clone(unsigned long clone_flags, unsigned long newsp, |
| 69 | void __user *parent_tid, void __user *child_tid); |
| 70 | long _sys_execve(const char __user *filename, |
| 71 | const char __user *const __user *argv, |
| 72 | const char __user *const __user *envp); |
| 73 | |
| 74 | #include <asm-generic/syscalls.h> |
| 75 | |
Chris Metcalf | 867e359 | 2010-05-28 23:09:12 -0400 | [diff] [blame] | 76 | #endif /* _ASM_TILE_SYSCALLS_H */ |