armv7: add function for dcache_clean_by_mva()
This adds a function for using the DCCMVAC instruction (dcache clean by MVA at point of coherency (main memory)). We already have the inline defined, it's just not used by anything. Change-Id: Ia0641566a8881335bed8da2963e1db8321d74267 Signed-off-by: David Hendricks <dhendrix@chromium.org> Reviewed-on: http://review.coreboot.org/2871 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Tested-by: build bot (Jenkins)
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@ -215,6 +215,9 @@ static inline void write_sctlr(unsigned int val)
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/* dcache clean and invalidate all (on current level given by CCSELR) */
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void dcache_clean_invalidate_all(void);
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/* dcache clean by modified virtual address to PoC */
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void dcache_clean_by_mva(unsigned long addr, unsigned long len);
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/* dcache clean and invalidate by modified virtual address to PoC */
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void dcache_clean_invalidate_by_mva(unsigned long addr, unsigned long len);
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@ -79,6 +79,7 @@ enum dcache_op {
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OP_DCCISW,
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OP_DCISW,
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OP_DCCIMVAC,
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OP_DCCMVAC,
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};
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/*
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@ -193,6 +194,11 @@ static void dcache_op_mva(unsigned long addr,
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}
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}
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void dcache_clean_by_mva(unsigned long addr, unsigned long len)
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{
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dcache_op_mva(addr, len, OP_DCCMVAC);
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}
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void dcache_clean_invalidate_by_mva(unsigned long addr, unsigned long len)
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{
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dcache_op_mva(addr, len, OP_DCCIMVAC);
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