M7350/kernel/arch/tile/include/asm/unistd.h
2024-09-09 08:52:07 +00:00

48 lines
1.5 KiB
C

/*
* 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.
*/
#if !defined(_ASM_TILE_UNISTD_H) || defined(__SYSCALL)
#define _ASM_TILE_UNISTD_H
#if !defined(__LP64__) || defined(__SYSCALL_COMPAT)
/* Use the flavor of this syscall that matches the 32-bit API better. */
#define __ARCH_WANT_SYNC_FILE_RANGE2
#endif
/* Use the standard ABI for syscalls. */
#include <asm-generic/unistd.h>
/* Additional Tilera-specific syscalls. */
#define __NR_flush_cache (__NR_arch_specific_syscall + 1)
__SYSCALL(__NR_flush_cache, sys_flush_cache)
#ifndef __tilegx__
/* "Fast" syscalls provide atomic support for 32-bit chips. */
#define __NR_FAST_cmpxchg -1
#define __NR_FAST_atomic_update -2
#define __NR_FAST_cmpxchg64 -3
#define __NR_cmpxchg_badaddr (__NR_arch_specific_syscall + 0)
__SYSCALL(__NR_cmpxchg_badaddr, sys_cmpxchg_badaddr)
#endif
#ifdef __KERNEL__
/* In compat mode, we use sys_llseek() for compat_sys_llseek(). */
#ifdef CONFIG_COMPAT
#define __ARCH_WANT_SYS_LLSEEK
#endif
#define __ARCH_WANT_SYS_NEWFSTATAT
#endif
#endif /* _ASM_TILE_UNISTD_H */