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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> | |
0707ad30 CM |
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 | |
35 | * register set takes an additional "struct pt_regs *" pointer; the | |
36 | * sys_xxx() function just adds the pointer and tail-calls to _sys_xxx(). | |
37 | */ | |
867e359b CM |
38 | |
39 | /* kernel/sys.c */ | |
40 | ssize_t sys32_readahead(int fd, u32 offset_lo, u32 offset_hi, u32 count); | |
41 | long sys32_fadvise64(int fd, u32 offset_lo, u32 offset_hi, | |
42 | u32 len, int advice); | |
43 | int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi, | |
44 | u32 len_lo, u32 len_hi, int advice); | |
45 | long sys_flush_cache(void); | |
0707ad30 CM |
46 | long sys_mmap2(unsigned long addr, unsigned long len, |
47 | unsigned long prot, unsigned long flags, | |
48 | unsigned long fd, unsigned long pgoff); | |
49 | #ifdef __tilegx__ | |
50 | long sys_mmap(unsigned long addr, unsigned long len, | |
51 | unsigned long prot, unsigned long flags, | |
52 | unsigned long fd, off_t pgoff); | |
53 | #endif | |
54 | ||
55 | /* kernel/process.c */ | |
56 | long sys_clone(unsigned long clone_flags, unsigned long newsp, | |
57 | void __user *parent_tid, void __user *child_tid); | |
58 | long _sys_clone(unsigned long clone_flags, unsigned long newsp, | |
59 | void __user *parent_tid, void __user *child_tid, | |
60 | struct pt_regs *regs); | |
61 | long sys_fork(void); | |
62 | long _sys_fork(struct pt_regs *regs); | |
63 | long sys_vfork(void); | |
64 | long _sys_vfork(struct pt_regs *regs); | |
e6e6c46d CM |
65 | long sys_execve(const char __user *filename, |
66 | const char __user *const __user *argv, | |
67 | const char __user *const __user *envp); | |
68 | long _sys_execve(const char __user *filename, | |
69 | const char __user *const __user *argv, | |
70 | const char __user *const __user *envp, struct pt_regs *regs); | |
0707ad30 CM |
71 | |
72 | /* kernel/signal.c */ | |
73 | long sys_sigaltstack(const stack_t __user *, stack_t __user *); | |
74 | long _sys_sigaltstack(const stack_t __user *, stack_t __user *, | |
75 | struct pt_regs *); | |
76 | long sys_rt_sigreturn(void); | |
77 | long _sys_rt_sigreturn(struct pt_regs *regs); | |
78 | ||
79 | /* platform-independent functions */ | |
80 | long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); | |
81 | long sys_rt_sigaction(int sig, const struct sigaction __user *act, | |
82 | struct sigaction __user *oact, size_t sigsetsize); | |
867e359b CM |
83 | |
84 | #ifndef __tilegx__ | |
85 | /* mm/fault.c */ | |
0707ad30 CM |
86 | int sys_cmpxchg_badaddr(unsigned long address); |
87 | int _sys_cmpxchg_badaddr(unsigned long address, struct pt_regs *); | |
88 | #endif | |
89 | ||
90 | #ifdef CONFIG_COMPAT | |
e6e6c46d CM |
91 | long compat_sys_execve(const char __user *path, |
92 | const compat_uptr_t __user *argv, | |
93 | const compat_uptr_t __user *envp); | |
94 | long _compat_sys_execve(const char __user *path, | |
95 | const compat_uptr_t __user *argv, | |
96 | const compat_uptr_t __user *envp, | |
97 | struct pt_regs *regs); | |
0707ad30 CM |
98 | long compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, |
99 | struct compat_sigaltstack __user *uoss_ptr); | |
100 | long _compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, | |
101 | struct compat_sigaltstack __user *uoss_ptr, | |
102 | struct pt_regs *regs); | |
103 | long compat_sys_rt_sigreturn(void); | |
104 | long _compat_sys_rt_sigreturn(struct pt_regs *regs); | |
105 | ||
106 | /* These four are not defined for 64-bit, but serve as "compat" syscalls. */ | |
107 | long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg); | |
108 | long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); | |
109 | long sys_truncate64(const char __user *path, loff_t length); | |
110 | long sys_ftruncate64(unsigned int fd, loff_t length); | |
867e359b CM |
111 | #endif |
112 | ||
113 | #endif /* _ASM_TILE_SYSCALLS_H */ |