From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/frv/include/asm/barrier.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 arch/frv/include/asm/barrier.h (limited to 'arch/frv/include/asm/barrier.h') diff --git a/arch/frv/include/asm/barrier.h b/arch/frv/include/asm/barrier.h new file mode 100644 index 000000000..abbef4701 --- /dev/null +++ b/arch/frv/include/asm/barrier.h @@ -0,0 +1,23 @@ +/* FR-V CPU memory barrier definitions + * + * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#ifndef _ASM_BARRIER_H +#define _ASM_BARRIER_H + +#define nop() asm volatile ("nop"::) + +#define mb() asm volatile ("membar" : : :"memory") +#define rmb() asm volatile ("membar" : : :"memory") +#define wmb() asm volatile ("membar" : : :"memory") + +#include + +#endif /* _ASM_BARRIER_H */ -- cgit v1.2.3-54-g00ecf