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kern: reflect nintendo cache management behavior for initial processes
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@ -180,9 +180,11 @@ namespace ams::kern {
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}
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/* Flush caches. */
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/* NOTE: official kernel does an entire cache flush by set/way here, which is incorrect as other cores are online. */
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/* We will simply flush by virtual address, since that's what ARM says is correct to do. */
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MESOSPHERE_R_ABORT_UNLESS(cpu::FlushDataCache(GetVoidPointer(address), params.code_num_pages * PageSize));
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/* NOTE: This seems incorrect according to arm spec, which says not to flush via set/way after boot. */
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/* However, Nintendo flushes the entire cache here and not doing so has caused reports of abort with ESR_EL1 */
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/* as 0x02000000 (unknown abort) to occur. */
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MESOSPHERE_UNUSED(params);
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cpu::FlushEntireDataCache();
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cpu::InvalidateEntireInstructionCache();
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return ResultSuccess();
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