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kern: implement smmu init

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This commit is contained in:
Michael Scire
2020-02-15 00:00:35 -08:00
parent 2c496e94d5
commit 30d6b359f9
21 changed files with 1368 additions and 36 deletions
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6
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu.hpp
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@@ -16,6 +16,7 @@
#pragma once
#include <vapours.hpp>
#include <mesosphere/arch/arm64/kern_cpu_system_registers.hpp>
#include <mesosphere/arch/arm64/kern_userspace_memory_access.hpp>
namespace ams::kern::arch::arm64::cpu {
@@ -156,6 +157,11 @@ namespace ams::kern::arch::arm64::cpu {
void FlushEntireDataCacheSharedForInit();
void FlushEntireDataCacheLocalForInit();
Result InvalidateDataCache(void *addr, size_t size);
Result StoreDataCache(const void *addr, size_t size);
Result FlushDataCache(const void *addr, size_t size);
Result InvalidateInstructionCache(void *addr, size_t size);
ALWAYS_INLINE void ClearPageToZero(void *page) {
MESOSPHERE_ASSERT(util::IsAligned(reinterpret_cast<uintptr_t>(page), PageSize));
MESOSPHERE_ASSERT(page != nullptr);

5
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_userspace_memory_access.hpp
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@@ -20,6 +20,11 @@ namespace ams::kern::arch::arm64 {
void UserspaceMemoryAccessFunctionAreaBegin();
bool StoreDataCache(uintptr_t start, uintptr_t end);
bool FlushDataCache(uintptr_t start, uintptr_t end);
bool InvalidateDataCache(uintptr_t start, uintptr_t end);
bool InvalidateInstructionCache(uintptr_t start, uintptr_t end);
void UserspaceMemoryAccessFunctionAreaEnd();
}