OpenCloudOS-Kernel/arch/c6x/include/asm/barrier.h

28 lines
957 B
C

/*
* Port on Texas Instruments TMS320C6x architecture
*
* Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated
* Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _ASM_C6X_BARRIER_H
#define _ASM_C6X_BARRIER_H
#define nop() asm("NOP\n");
#define mb() barrier()
#define rmb() barrier()
#define wmb() barrier()
#define set_mb(var, value) do { var = value; mb(); } while (0)
#define set_wmb(var, value) do { var = value; wmb(); } while (0)
#define smp_mb() barrier()
#define smp_rmb() barrier()
#define smp_wmb() barrier()
#define smp_read_barrier_depends() do { } while (0)
#endif /* _ASM_C6X_BARRIER_H */