Cleanup: move generic caa_get_cycles to arch/generic.h
[urcu.git] / urcu / arch / arm.h
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6aca0125
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1#ifndef _URCU_ARCH_ARM_H
2#define _URCU_ARCH_ARM_H
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3
4/*
6aca0125 5 * arch_arm.h: trivial definitions for the ARM architecture.
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6 *
7 * Copyright (c) 2010 Paul E. McKenney, IBM Corporation.
6982d6d7 8 * Copyright (c) 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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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>
999991c6 27#include <urcu/syscall-compat.h>
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28
29#ifdef __cplusplus
30extern "C" {
31#endif
32
e95ee429 33#ifdef CONFIG_RCU_ARM_HAVE_DMB
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34#define cmm_mb() __asm__ __volatile__ ("dmb":::"memory")
35#define cmm_rmb() __asm__ __volatile__ ("dmb":::"memory")
36#define cmm_wmb() __asm__ __volatile__ ("dmb":::"memory")
e95ee429 37#endif /* CONFIG_RCU_ARM_HAVE_DMB */
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38
39#include <stdlib.h>
40#include <sys/time.h>
41
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42/*
43 * Define the membarrier system call number if not yet available in the
44 * system headers.
45 */
46#ifndef __NR_membarrier
47#define __NR_membarrier 389
48#endif
49
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50#ifdef __cplusplus
51}
52#endif
53
1b9119f8 54#include <urcu/arch/generic.h>
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6aca0125 56#endif /* _URCU_ARCH_ARM_H */
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