arch/x86/include/asm/unistd.h

   1 #ifndef _ASM_X86_UNISTD_H
   2 #define _ASM_X86_UNISTD_H 1
   3
   4 /* x32 syscall flag bit */
   5 #define __X32_SYSCALL_BIT       0x40000000
   6
   7 #ifdef __KERNEL__
   8
   9 # ifdef CONFIG_X86_X32_ABI
  10 #  define __SYSCALL_MASK (~(__X32_SYSCALL_BIT))
  11 # else
  12 #  define __SYSCALL_MASK (~0)
  13 # endif
  14
  15 # ifdef CONFIG_X86_32
  16
  17 #  include <asm/unistd_32.h>
  18 #  define __ARCH_WANT_IPC_PARSE_VERSION
  19 #  define __ARCH_WANT_STAT64
  20 #  define __ARCH_WANT_SYS_IPC
  21 #  define __ARCH_WANT_SYS_OLD_MMAP
  22 #  define __ARCH_WANT_SYS_OLD_SELECT
  23
  24 # else
  25
  26 #  include <asm/unistd_64.h>
  27 #  include <asm/unistd_64_x32.h>
  28 #  define __ARCH_WANT_COMPAT_SYS_TIME
  29
  30 # endif
  31
  32 # define __ARCH_WANT_OLD_READDIR
  33 # define __ARCH_WANT_OLD_STAT
  34 # define __ARCH_WANT_SYS_ALARM
  35 # define __ARCH_WANT_SYS_FADVISE64
  36 # define __ARCH_WANT_SYS_GETHOSTNAME
  37 # define __ARCH_WANT_SYS_GETPGRP
  38 # define __ARCH_WANT_SYS_LLSEEK
  39 # define __ARCH_WANT_SYS_NICE
  40 # define __ARCH_WANT_SYS_OLDUMOUNT
  41 # define __ARCH_WANT_SYS_OLD_GETRLIMIT
  42 # define __ARCH_WANT_SYS_OLD_UNAME
  43 # define __ARCH_WANT_SYS_PAUSE
  44 # define __ARCH_WANT_SYS_RT_SIGACTION
  45 # define __ARCH_WANT_SYS_RT_SIGSUSPEND
  46 # define __ARCH_WANT_SYS_SGETMASK
  47 # define __ARCH_WANT_SYS_SIGNAL
  48 # define __ARCH_WANT_SYS_SIGPENDING
  49 # define __ARCH_WANT_SYS_SIGPROCMASK
  50 # define __ARCH_WANT_SYS_SOCKETCALL
  51 # define __ARCH_WANT_SYS_TIME
  52 # define __ARCH_WANT_SYS_UTIME
  53 # define __ARCH_WANT_SYS_WAITPID
  54
  55 /*
  56  * "Conditional" syscalls
  57  *
  58  * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
  59  * but it doesn't work on all toolchains, so we just do it by hand
  60  */
  61 # define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")
  62
  63 #else
  64 # ifdef __i386__
  65 #  include <asm/unistd_32.h>
  66 # elif defined(__LP64__)
  67 #  include <asm/unistd_64.h>
  68 # else
  69 #  include <asm/unistd_x32.h>
  70 # endif
  71 #endif
  72
  73 #endif /* _ASM_X86_UNISTD_H */