OmniNX/Atmosphere
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

kern: implement through kip decompression

Browse Source
This commit is contained in:
Michael Scire
2020-02-17 02:49:21 -08:00
parent cbc73f4407
commit 92521eed2a
12 changed files with 427 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu.hpp
View File

@@ -157,6 +157,8 @@ namespace ams::kern::arch::arm64::cpu {
void FlushEntireDataCacheSharedForInit();
void FlushEntireDataCacheLocalForInit();
void FlushEntireDataCache();
Result InvalidateDataCache(void *addr, size_t size);
Result StoreDataCache(const void *addr, size_t size);
Result FlushDataCache(const void *addr, size_t size);

31
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_page_table.hpp
View File

@@ -44,7 +44,6 @@ namespace ams::kern::arch::arm64 {
BlockType_Count,
};
static_assert(L3BlockSize == PageSize);
static constexpr size_t ContiguousPageSize = L3ContiguousBlockSize;
@@ -79,6 +78,16 @@ namespace ams::kern::arch::arm64 {
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
}
static constexpr size_t GetSmallerAlignment(size_t alignment) {
MESOSPHERE_ASSERT(alignment > L3BlockSize);
return KPageTable::GetBlockSize(static_cast<KPageTable::BlockType>(KPageTable::GetBlockType(alignment) - 1));
}
static constexpr size_t GetLargerAlignment(size_t alignment) {
MESOSPHERE_ASSERT(alignment < L1BlockSize);
return KPageTable::GetBlockSize(static_cast<KPageTable::BlockType>(KPageTable::GetBlockType(alignment) + 1));
}
protected:
virtual Result Operate(PageLinkedList *page_list, KProcessAddress virt_addr, size_t num_pages, KPhysicalAddress phys_addr, bool is_pa_valid, const KPageProperties properties, OperationType operation, bool reuse_ll) override;
virtual Result Operate(PageLinkedList *page_list, KProcessAddress virt_addr, size_t num_pages, const KPageGroup *page_group, const KPageProperties properties, OperationType operation, bool reuse_ll) override;
@@ -164,7 +173,25 @@ namespace ams::kern::arch::arm64 {
Result Finalize();
private:
Result Map(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, PageLinkedList *page_list, bool reuse_ll);
Result Unmap(KProcessAddress virt_addr, size_t num_pages, KPageGroup *pg, PageLinkedList *page_list, bool force, bool reuse_ll);
Result Unmap(KProcessAddress virt_addr, size_t num_pages, PageLinkedList *page_list, bool force, bool reuse_ll);
Result Map(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, size_t page_size, PageLinkedList *page_list, bool reuse_ll) {
switch (page_size) {
case L1BlockSize:
#ifdef ATMOSPHERE_BOARD_NINTENDO_NX
case L2TegraSmmuBlockSize:
#endif
case L2BlockSize:
case L3BlockSize:
break;
case L2ContiguousBlockSize:
case L3ContiguousBlockSize:
entry_template.SetContiguous(true);
break;
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
return this->Map(virt_addr, phys_addr, num_pages, entry_template, page_list, reuse_ll);
}
Result MapContiguous(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, PageLinkedList *page_list, bool reuse_ll);

12
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_supervisor_page_table.hpp
View File

@@ -35,6 +35,18 @@ namespace ams::kern::arch::arm64 {
return this->page_table.MapPages(out_addr, num_pages, alignment, phys_addr, region_start, region_num_pages, state, perm);
}
Result UnmapPages(KProcessAddress address, size_t num_pages, KMemoryState state) {
return this->page_table.UnmapPages(address, num_pages, state);
}
Result MapPageGroup(KProcessAddress *out_addr, const KPageGroup &pg, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
return this->page_table.MapPageGroup(out_addr, pg, region_start, region_num_pages, state, perm);
}
Result UnmapPageGroup(KProcessAddress address, const KPageGroup &pg, KMemoryState state) {
return this->page_table.UnmapPageGroup(address, pg, state);
}
bool GetPhysicalAddress(KPhysicalAddress *out, KProcessAddress address) const {
return this->page_table.GetPhysicalAddress(out, address);
}