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wbflush.h

/*
 * 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 */

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