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Viewing changes to arch/arm/mm/cache-v6.S

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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Lines of Context:
arch/arm/mm/cache-v6.S
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 */
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ENTRY(v6_flush_kern_dcache_area)
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        add     r1, r0, r1
 
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        bic     r0, r0, #D_CACHE_LINE_SIZE - 1
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1:
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#ifdef HARVARD_CACHE
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        mcr     p15, 0, r0, c7, c14, 1          @ clean & invalidate D line
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 *      - start   - virtual start address of region
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 *      - end     - virtual end address of region
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 */
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ENTRY(v6_dma_inv_range)
 
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v6_dma_inv_range:
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#ifdef CONFIG_DMA_CACHE_RWFO
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        ldrb    r2, [r0]                        @ read for ownership
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        strb    r2, [r0]                        @ write for ownership
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 *      - start   - virtual start address of region
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 *      - end     - virtual end address of region
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 */
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ENTRY(v6_dma_clean_range)
 
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v6_dma_clean_range:
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        bic     r0, r0, #D_CACHE_LINE_SIZE - 1
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1:
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#ifdef CONFIG_DMA_CACHE_RWFO
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        .long   v6_flush_kern_dcache_area
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        .long   v6_dma_map_area
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        .long   v6_dma_unmap_area
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        .long   v6_dma_inv_range
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        .long   v6_dma_clean_range
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        .long   v6_dma_flush_range
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        .size   v6_cache_fns, . - v6_cache_fns