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kern: implement SvcMapPhysicalMemory

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This commit is contained in:
Michael Scire
2020-07-24 08:07:34 -07:00
committed by SciresM
parent 695b82b945
commit 5ecc80a5f6
11 changed files with 559 additions and 13 deletions
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9
libraries/libmesosphere/include/mesosphere/kern_k_memory_manager.hpp
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@@ -75,7 +75,11 @@ namespace ams::kern {
void Free(KVirtualAddress addr, size_t num_pages) { this->heap.Free(addr, num_pages); }
void InitializeOptimizedMemory() { std::memset(GetVoidPointer(this->metadata_region), 0, CalculateOptimizedProcessOverheadSize(this->heap.GetSize())); }
void TrackAllocationForOptimizedProcess(KVirtualAddress block, size_t num_pages);
void TrackUnoptimizedAllocation(KVirtualAddress block, size_t num_pages);
size_t TrackOptimizedAllocation(KVirtualAddress block, size_t num_pages);
size_t ProcessOptimizedAllocation(bool *out_any_new, KVirtualAddress block, size_t num_pages, u8 fill_pattern);
constexpr Pool GetPool() const { return this->pool; }
constexpr size_t GetSize() const { return this->heap.GetSize(); }
@@ -161,7 +165,7 @@ namespace ams::kern {
}
}
Result AllocatePageGroupImpl(KPageGroup *out, size_t num_pages, Pool pool, Direction dir, bool optimize, bool random);
Result AllocatePageGroupImpl(KPageGroup *out, size_t num_pages, Pool pool, Direction dir, bool unoptimized, bool random);
public:
KMemoryManager()
: pool_locks(), pool_managers_head(), pool_managers_tail(), managers(), num_managers(), optimized_process_ids(), has_optimized_process()
@@ -175,6 +179,7 @@ namespace ams::kern {
NOINLINE KVirtualAddress AllocateContinuous(size_t num_pages, size_t align_pages, u32 option);
NOINLINE Result Allocate(KPageGroup *out, size_t num_pages, u32 option);
NOINLINE Result AllocateForProcess(KPageGroup *out, size_t num_pages, u32 option, u64 process_id, u8 fill_pattern);
void Open(KVirtualAddress address, size_t num_pages) {
/* Repeatedly open references until we've done so for all pages. */