Messages in this thread Patch in this message | | | From | Jesper Nilsson <> | Date | Fri, 30 Nov 2007 10:11:43 +0100 | Subject | [PATCH 13/47] Add prototypes for cache flushing on CRISv32 |
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We need these to work around some cache bugs in CRISv32 chips.
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com> --- include/asm-cris/arch-v32/cache.h | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/include/asm-cris/arch-v32/cache.h b/include/asm-cris/arch-v32/cache.h index 80b236b..b3d752d 100644 --- a/include/asm-cris/arch-v32/cache.h +++ b/include/asm-cris/arch-v32/cache.h @@ -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 */ -- 1.5.3.6.970.gd25430
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