1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Header file for using the wbflush routine 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) 1998 Harald Koerfgen 9*4882a593Smuzhiyun * Copyright (C) 2002 Maciej W. Rozycki 10*4882a593Smuzhiyun */ 11*4882a593Smuzhiyun #ifndef _ASM_WBFLUSH_H 12*4882a593Smuzhiyun #define _ASM_WBFLUSH_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #ifdef CONFIG_CPU_HAS_WB 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun extern void (*__wbflush)(void); 18*4882a593Smuzhiyun extern void wbflush_setup(void); 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #define wbflush() \ 21*4882a593Smuzhiyun do { \ 22*4882a593Smuzhiyun __sync(); \ 23*4882a593Smuzhiyun __wbflush(); \ 24*4882a593Smuzhiyun } while (0) 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #else /* !CONFIG_CPU_HAS_WB */ 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun #define wbflush_setup() do { } while (0) 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun #define wbflush() fast_iob() 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #endif /* !CONFIG_CPU_HAS_WB */ 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #endif /* _ASM_WBFLUSH_H */ 35