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/* * 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> /* * Note that by convention, any syscall which requires the current * register set takes an additional "struct pt_regs *" pointer; a * _sys_xxx() trampoline in intvec*.S just sets up the pointer and * jumps 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_cacheflush(unsigned long addr, unsigned long len, unsigned long flags); #ifndef __tilegx__ /* No mmap() in the 32-bit kernel. */ #define sys_mmap sys_mmap #endif #ifndef __tilegx__ /* mm/fault.c */ long sys_cmpxchg_badaddr(unsigned long address); #endif #ifdef CONFIG_COMPAT /* 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 /* Provide versions of standard syscalls that use current_pt_regs(). */ long sys_rt_sigreturn(void); #define sys_rt_sigreturn sys_rt_sigreturn /* These are the intvec*.S trampolines. */ long _sys_rt_sigreturn(void); long _sys_clone(unsigned long clone_flags, unsigned long newsp, void __user *parent_tid, void __user *child_tid); #include <asm-generic/syscalls.h> #endif /* _ASM_TILE_SYSCALLS_H */