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79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*
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* syscalls.h - Linux syscall interfaces (arch-specific)
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*
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* Copyright (c) 2008 Jaswinder Singh Rajput
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* Copyright 2010 Tilera Corporation. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
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* NON INFRINGEMENT. See the GNU General Public License for
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* more details.
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*/
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#ifndef _ASM_TILE_SYSCALLS_H
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#define _ASM_TILE_SYSCALLS_H
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#include <linux/compiler.h>
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#include <linux/linkage.h>
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#include <linux/signal.h>
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#include <linux/types.h>
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#include <linux/compat.h>
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/* The array of function pointers for syscalls. */
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extern void *sys_call_table[];
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#ifdef CONFIG_COMPAT
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extern void *compat_sys_call_table[];
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#endif
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/*
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* Note that by convention, any syscall which requires the current
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* register set takes an additional "struct pt_regs *" pointer; a
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* _sys_xxx() trampoline in intvec*.S just sets up the pointer and
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* jumps to sys_xxx().
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*/
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/* kernel/sys.c */
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ssize_t sys32_readahead(int fd, u32 offset_lo, u32 offset_hi, u32 count);
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long sys32_fadvise64(int fd, u32 offset_lo, u32 offset_hi,
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u32 len, int advice);
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int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi,
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u32 len_lo, u32 len_hi, int advice);
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long sys_cacheflush(unsigned long addr, unsigned long len,
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unsigned long flags);
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#ifndef __tilegx__ /* No mmap() in the 32-bit kernel. */
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#define sys_mmap sys_mmap
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#endif
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#ifndef __tilegx__
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/* mm/fault.c */
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long sys_cmpxchg_badaddr(unsigned long address);
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#endif
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#ifdef CONFIG_COMPAT
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/* These four are not defined for 64-bit, but serve as "compat" syscalls. */
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long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg);
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long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
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long sys_truncate64(const char __user *path, loff_t length);
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long sys_ftruncate64(unsigned int fd, loff_t length);
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#endif
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/* Provide versions of standard syscalls that use current_pt_regs(). */
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long sys_rt_sigreturn(void);
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long sys_sigaltstack(const stack_t __user *, stack_t __user *);
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#define sys_rt_sigreturn sys_rt_sigreturn
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#define sys_sigaltstack sys_sigaltstack
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/* These are the intvec*.S trampolines. */
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long _sys_rt_sigreturn(void);
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long _sys_clone(unsigned long clone_flags, unsigned long newsp,
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void __user *parent_tid, void __user *child_tid);
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#include <asm-generic/syscalls.h>
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#endif /* _ASM_TILE_SYSCALLS_H */
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