Files
Linux_Drivers/linux_5.10/tools/arch/xtensa/include/asm/barrier.h
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

19 lines
502 B
C

/*
* Copied from the kernel sources to tools/:
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2001 - 2012 Tensilica Inc.
*/
#ifndef _TOOLS_LINUX_XTENSA_SYSTEM_H
#define _TOOLS_LINUX_XTENSA_SYSTEM_H
#define mb() ({ __asm__ __volatile__("memw" : : : "memory"); })
#define rmb() barrier()
#define wmb() mb()
#endif /* _TOOLS_LINUX_XTENSA_SYSTEM_H */