54c3c529d8d1546ab1b56ead2cd06d3d6ccf44c2
[urcu.git] / urcu / arch / mips.h
1 #ifndef _URCU_ARCH_MIPS_H
2 #define _URCU_ARCH_MIPS_H
3
4 /*
5 * arch_mips.h: trivial definitions for the MIPS architecture.
6 *
7 * Copyright (c) 2010 Paolo Bonzini <pbonzini@redhat.com>
8 * Copyright (c) 2012 Ralf Baechle <ralf@linux-mips.org>
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 */
24
25 #include <urcu/compiler.h>
26 #include <urcu/config.h>
27
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31
32 #define cmm_mb() __asm__ __volatile__ ( \
33 " .set mips2 \n" \
34 " sync \n" \
35 " .set mips0 \n" \
36 :::"memory")
37
38 typedef unsigned long long cycles_t;
39
40 static inline cycles_t caa_get_cycles(void)
41 {
42 return 0; /* not supported */
43 }
44
45 #ifdef __cplusplus
46 }
47 #endif
48
49 #include <urcu/arch/generic.h>
50
51 #endif /* _URCU_ARCH_MIPS_H */
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