xref: /openbmc/qemu/linux-headers/asm-x86/unistd.h (revision c00506aa)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _ASM_X86_UNISTD_H
3 #define _ASM_X86_UNISTD_H
4 
5 /*
6  * x32 syscall flag bit.  Some user programs expect syscall NR macros
7  * and __X32_SYSCALL_BIT to have type int, even though syscall numbers
8  * are, for practical purposes, unsigned long.
9  *
10  * Fortunately, expressions like (nr & ~__X32_SYSCALL_BIT) do the right
11  * thing regardless.
12  */
13 #define __X32_SYSCALL_BIT	0x40000000
14 
15 # ifdef __i386__
16 #  include <asm/unistd_32.h>
17 # elif defined(__ILP32__)
18 #  include <asm/unistd_x32.h>
19 # else
20 #  include <asm/unistd_64.h>
21 # endif
22 
23 #endif /* _ASM_X86_UNISTD_H */
24