arm64: support up_coherent_dcache function #10917
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Before code is executed after being loaded into memory, it is necessary to ensure the consistency of I and D cache. The up_coherent_dcache function will flush the dache and invalidate the icache to ensure cache consistency. Signed-off-by: zhangyuan21 <zhangyuan21@xiaomi.com>
jerpelea
approved these changes
Oct 16, 2023
xiaoxiang781216
approved these changes
Oct 16, 2023
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Summary
Before code is executed after being loaded into memory, it is necessary to ensure the consistency of I and D cache. The up_coherent_dcache function will flush the dache and invalidate the icache to ensure cache consistency.
Impact
ARM64 cache
Testing
qemu-armv8a:nsh_smp