1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copied from the kernel sources to tools/: 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public 5*4882a593Smuzhiyun * License. See the file "COPYING" in the main directory of this archive 6*4882a593Smuzhiyun * for more details. 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Copyright (C) 2001 - 2012 Tensilica Inc. 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef _TOOLS_LINUX_XTENSA_SYSTEM_H 12*4882a593Smuzhiyun #define _TOOLS_LINUX_XTENSA_SYSTEM_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #define mb() ({ __asm__ __volatile__("memw" : : : "memory"); }) 15*4882a593Smuzhiyun #define rmb() barrier() 16*4882a593Smuzhiyun #define wmb() mb() 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #endif /* _TOOLS_LINUX_XTENSA_SYSTEM_H */ 19