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CRIS v32: Add prototypes for cache flushing

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We need these to work around some cache bugs in CRISv32 chips.
This commit is contained in:
Jesper Nilsson 2007-11-30 10:11:43 +01:00
parent 642d4ea065
commit 738af38bbc
1 changed files with 11 additions and 0 deletions
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11
include/asm-cris/arch-v32/cache.h
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@ -1,8 +1,19 @@
#ifndef _ASM_CRIS_ARCH_CACHE_H
#define _ASM_CRIS_ARCH_CACHE_H
#include <asm/arch/hwregs/dma.h>
/* A cache-line is 32 bytes. */
#define L1_CACHE_BYTES 32
#define L1_CACHE_SHIFT 5
void flush_dma_list(dma_descr_data *descr);
void flush_dma_descr(dma_descr_data *descr, int flush_buf);
#define flush_dma_context(c) \
flush_dma_list(phys_to_virt((c)->saved_data));
void cris_flush_cache_range(void *buf, unsigned long len);
void cris_flush_cache(void);
#endif /* _ASM_CRIS_ARCH_CACHE_H */