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kern: implement IPC KPageTable functionality

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This commit is contained in:
Michael Scire
2020-07-12 15:42:47 -07:00
parent 3c8d8161cc
commit a8d4b10b17
3 changed files with 635 additions and 6 deletions
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4
libraries/libmesosphere/include/mesosphere/kern_k_page_table_base.hpp
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@@ -255,6 +255,10 @@ namespace ams::kern {
bool IsValidPageGroup(const KPageGroup &pg, KProcessAddress addr, size_t num_pages);
NOINLINE Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, bool is_pa_valid, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm);
Result SetupForIpcClient(PageLinkedList *page_list, KProcessAddress address, size_t size, KMemoryPermission test_perm, KMemoryState dst_state);
Result SetupForIpcServer(KProcessAddress *out_addr, size_t size, KProcessAddress src_addr, KMemoryPermission test_perm, KMemoryState dst_state, KPageTableBase &src_page_table, bool send);
Result CleanupForIpcClientOnServerSetupFailure(PageLinkedList *page_list, KProcessAddress address, size_t size, KMemoryPermission test_perm);
public:
bool GetPhysicalAddress(KPhysicalAddress *out, KProcessAddress virt_addr) const {
return this->GetImpl().GetPhysicalAddress(out, virt_addr);