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Diffstat (limited to 'arch/mips/include/asm/wbflush.h')
| -rw-r--r-- | arch/mips/include/asm/wbflush.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/mips/include/asm/wbflush.h b/arch/mips/include/asm/wbflush.h new file mode 100644 index 0000000000..eadc0ac47e --- /dev/null +++ b/arch/mips/include/asm/wbflush.h @@ -0,0 +1,34 @@ +/* + * 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 + + +#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 */ |