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 #if !defined(__LP64__) || defined(__SYSCALL_COMPAT) 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 #define __ARCH_WANT_SYS_NEWFSTATAT 45 #endif 46 47 #endif /* _ASM_TILE_UNISTD_H */ 48