1 /*
2 * Header file for using the wbflush routine
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 *
8 * Copyright (c) 1998 Harald Koerfgen
9 * Copyright (C) 2002 Maciej W. Rozycki
10 */
11 #ifndef _ASM_WBFLUSH_H
12 #define _ASM_WBFLUSH_H
13
14
15 #ifdef CONFIG_CPU_HAS_WB
16
17 extern void (*__wbflush)(void);
18 extern void wbflush_setup(void);
19
20 #define wbflush() \
21 do { \
22 __sync(); \
23 __wbflush(); \
24 } while (0)
25
26 #else /* !CONFIG_CPU_HAS_WB */
27
28 #define wbflush_setup() do { } while (0)
29
30 #define wbflush() fast_iob()
31
32 #endif /* !CONFIG_CPU_HAS_WB */
33
34 #endif /* _ASM_WBFLUSH_H */
35
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