arch/tile/include/uapi/asm/unistd.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * Copyright 2010 Tilera Corporation. All Rights Reserved.
   4  *
   5  *   This program is free software; you can redistribute it and/or
   6  *   modify it under the terms of the GNU General Public License
   7  *   as published by the Free Software Foundation, version 2.
   8  *
   9  *   This program is distributed in the hope that it will be useful, but
  10  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  12  *   NON INFRINGEMENT.  See the GNU General Public License for
  13  *   more details.
  14  */
  15
  16 #define __ARCH_WANT_RENAMEAT
  17 #if !defined(__LP64__) || defined(__SYSCALL_COMPAT)
  18 /* Use the flavor of this syscall that matches the 32-bit API better. */
  19 #define __ARCH_WANT_SYNC_FILE_RANGE2
  20 #endif
  21
  22 /* Use the standard ABI for syscalls. */
  23 #include <asm-generic/unistd.h>
  24
  25 #define NR_syscalls __NR_syscalls
  26
  27 /* Additional Tilera-specific syscalls. */
  28 #define __NR_cacheflush (__NR_arch_specific_syscall + 1)
  29 __SYSCALL(__NR_cacheflush, sys_cacheflush)
  30
  31 #ifndef __tilegx__
  32 /* "Fast" syscalls provide atomic support for 32-bit chips. */
  33 #define __NR_FAST_cmpxchg       -1
  34 #define __NR_FAST_atomic_update -2
  35 #define __NR_FAST_cmpxchg64     -3
  36 #define __NR_cmpxchg_badaddr    (__NR_arch_specific_syscall + 0)
  37 __SYSCALL(__NR_cmpxchg_badaddr, sys_cmpxchg_badaddr)
  38 #endif