xref: /openbsd-src/sys/arch/powerpc64/include/spinlock.h (revision 13861200971d68c7e584ecaf5e9bef6183e1b712)
1 /* $OpenBSD: spinlock.h,v 1.1 2020/05/16 17:11:14 kettenis Exp $ */
2 
3 /*
4  * Copyright (c) 2014 Patrick Wildt <patrick@blueri.se>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #ifndef _MACHINE_SPINLOCK_H_
20 #define _MACHINE_SPINLOCK_H_
21 
22 #define _ATOMIC_LOCK_UNLOCKED	(0)
23 #define _ATOMIC_LOCK_LOCKED	(1)
24 typedef int _atomic_lock_t;
25 
26 #endif
27