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kern: refactor init (kill identity map, merge cpu on logic)

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This commit is contained in:
Michael Scire 2023-02-21 10:38:48 -07:00
parent 42e6c1fd59
commit 709e1969bb
20 changed files with 431 additions and 387 deletions
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8
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu.hpp
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@ -189,6 +189,14 @@ namespace ams::kern::arch::arm64::cpu {
return (par >> (BITSIZEOF(par) - BITSIZEOF(u8))) == 0xFF;
}
ALWAYS_INLINE void StoreDataCacheForInitArguments(const void *addr, size_t size) {
const uintptr_t start = util::AlignDown(reinterpret_cast<uintptr_t>(addr), DataCacheLineSize);
for (size_t stored = 0; stored < size; stored += cpu::DataCacheLineSize) {
__asm__ __volatile__("dc cvac, %[cur]" :: [cur]"r"(start + stored) : "memory");
}
DataSynchronizationBarrier();
}
/* Synchronization helpers. */
NOINLINE void SynchronizeAllCores();
void SynchronizeCores(u64 core_mask);