| /* |
| * Header file for using the wbflush routine |
| * |
| * 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) 1998 Harald Koerfgen |
| * Copyright (C) 2002 Maciej W. Rozycki |
| */ |
| #ifndef _ASM_WBFLUSH_H |
| #define _ASM_WBFLUSH_H |
| |
| #include <linux/config.h> |
| |
| #ifdef CONFIG_CPU_HAS_WB |
| |
| extern void (*__wbflush)(void); |
| extern void wbflush_setup(void); |
| |
| #define wbflush() \ |
| do { \ |
| __sync(); \ |
| __wbflush(); \ |
| } while (0) |
| |
| #else /* !CONFIG_CPU_HAS_WB */ |
| |
| #define wbflush_setup() do { } while (0) |
| |
| #define wbflush() fast_iob() |
| |
| #endif /* !CONFIG_CPU_HAS_WB */ |
| |
| #endif /* _ASM_WBFLUSH_H */ |