/*
 * include/asm-sh/cache.h
 * Copyright 1999 (C) Niibe Yutaka
 */
#ifndef __ASM_SH_CACHE_H
#define __ASM_SH_CACHE_H

/* bytes per L1 cache line */
#if defined(__sh3__)
#define        L1_CACHE_BYTES  16
#elif defined(__SH4__)
#define        L1_CACHE_BYTES  32
#endif

#define        L1_CACHE_ALIGN(x)       (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))

#define        SMP_CACHE_BYTES L1_CACHE_BYTES

#ifdef MODULE
#define __cacheline_aligned __attribute__((__aligned__(L1_CACHE_BYTES)))
#else
#define __cacheline_aligned					\
  __attribute__((__aligned__(L1_CACHE_BYTES),			\
		 __section__(".data.cacheline_aligned")))
#endif

extern void cache_flush_area(unsigned long start, unsigned long end);
extern void cache_purge_area(unsigned long start, unsigned long end);
extern void cache_wback_area(unsigned long start, unsigned long end);

#endif /* __ASM_SH_CACHE_H */