1/* 2 * Copyright 2010 Tilera Corporation. All Rights Reserved. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation, version 2. 7 * 8 * This program is distributed in the hope that it will be useful, but 9 * WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or 11 * NON INFRINGEMENT. See the GNU General Public License for 12 * more details. 13 */ 14 15#if !defined(_ASM_TILE_UNISTD_H) || defined(__SYSCALL) 16#define _ASM_TILE_UNISTD_H 17 18#ifndef __LP64__ 19/* Use the flavor of this syscall that matches the 32-bit API better. */ 20#define __ARCH_WANT_SYNC_FILE_RANGE2 21#endif 22 23/* Use the standard ABI for syscalls. */ 24#include <asm-generic/unistd.h> 25 26/* Additional Tilera-specific syscalls. */ 27#define __NR_flush_cache (__NR_arch_specific_syscall + 1) 28__SYSCALL(__NR_flush_cache, sys_flush_cache) 29 30#ifndef __tilegx__ 31/* "Fast" syscalls provide atomic support for 32-bit chips. */ 32#define __NR_FAST_cmpxchg -1 33#define __NR_FAST_atomic_update -2 34#define __NR_FAST_cmpxchg64 -3 35#define __NR_cmpxchg_badaddr (__NR_arch_specific_syscall + 0) 36__SYSCALL(__NR_cmpxchg_badaddr, sys_cmpxchg_badaddr) 37#endif 38 39#ifdef __KERNEL__ 40/* In compat mode, we use sys_llseek() for compat_sys_llseek(). */ 41#ifdef CONFIG_COMPAT 42#define __ARCH_WANT_SYS_LLSEEK 43#endif 44#endif 45 46#endif /* _ASM_TILE_UNISTD_H */ 47