mirrors/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2025-05-30 14:35:17 -04:00
Code Issues Projects Releases Packages Wiki Activity

kern: update KPageTable::Map for new refactor

Browse source
This commit is contained in:
Michael Scire 2024-10-10 15:29:29 -07:00 • committed by SciresM
parent e1e84d4450
commit 4c81432e94
3 changed files with 128 additions and 216 deletions
Download patch file Download diff file Expand all files Collapse all files

25
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_page_table.hpp
View file

@ -201,32 +201,9 @@ namespace ams::kern::arch::arm64 {
NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag flags, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit, size_t process_index);
Result Finalize();
private:
Result MapL1Blocks(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, PageLinkedList *page_list, bool reuse_ll);
Result MapL2Blocks(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, PageLinkedList *page_list, bool reuse_ll);
Result MapL3Blocks(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, PageLinkedList *page_list, 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, bool disable_head_merge, size_t page_size, PageLinkedList *page_list, bool reuse_ll) {
switch (page_size) {
case L1BlockSize:
R_RETURN(this->MapL1Blocks(virt_addr, phys_addr, num_pages, entry_template, disable_head_merge, page_list, reuse_ll));
case L2ContiguousBlockSize:
entry_template.SetContiguous(true);
[[fallthrough]];
#ifdef ATMOSPHERE_BOARD_NINTENDO_NX
case L2TegraSmmuBlockSize:
#endif
case L2BlockSize:
R_RETURN(this->MapL2Blocks(virt_addr, phys_addr, num_pages, entry_template, disable_head_merge, page_list, reuse_ll));
case L3ContiguousBlockSize:
entry_template.SetContiguous(true);
[[fallthrough]];
case L3BlockSize:
R_RETURN(this->MapL3Blocks(virt_addr, phys_addr, num_pages, entry_template, disable_head_merge, page_list, reuse_ll));
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
}
Result Map(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, size_t page_size, PageLinkedList *page_list, bool reuse_ll);
Result MapContiguous(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, PageLinkedList *page_list, bool reuse_ll);
Result MapGroup(KProcessAddress virt_addr, const KPageGroup &pg, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, bool not_first, PageLinkedList *page_list, bool reuse_ll);

10
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_page_table_impl.hpp
View file

@ -78,8 +78,6 @@ namespace ams::kern::arch::arm64 {
static constexpr ALWAYS_INLINE uintptr_t GetL2Index(KProcessAddress addr) { return GetBits<PageBits + LevelBits * (NumLevels - 2), LevelBits>(GetInteger(addr)); }
static constexpr ALWAYS_INLINE uintptr_t GetL3Index(KProcessAddress addr) { return GetBits<PageBits + LevelBits * (NumLevels - 3), LevelBits>(GetInteger(addr)); }
static constexpr ALWAYS_INLINE uintptr_t GetLevelIndex(KProcessAddress addr, EntryLevel level) { return GetBits(GetInteger(addr), PageBits + LevelBits * level, LevelBits); }
static constexpr ALWAYS_INLINE uintptr_t GetL1Offset(KProcessAddress addr) { return GetBits<0, PageBits + LevelBits * (NumLevels - 1)>(GetInteger(addr)); }
static constexpr ALWAYS_INLINE uintptr_t GetL2Offset(KProcessAddress addr) { return GetBits<0, PageBits + LevelBits * (NumLevels - 2)>(GetInteger(addr)); }
static constexpr ALWAYS_INLINE uintptr_t GetL3Offset(KProcessAddress addr) { return GetBits<0, PageBits + LevelBits * (NumLevels - 3)>(GetInteger(addr)); }
@ -93,10 +91,8 @@ namespace ams::kern::arch::arm64 {
static ALWAYS_INLINE KVirtualAddress GetPageTableVirtualAddress(KPhysicalAddress addr) {
return KMemoryLayout::GetLinearVirtualAddress(addr);
}
//ALWAYS_INLINE bool ExtractL1Entry(TraversalEntry *out_entry, TraversalContext *out_context, const L1PageTableEntry *l1_entry, KProcessAddress virt_addr) const;
//ALWAYS_INLINE bool ExtractL2Entry(TraversalEntry *out_entry, TraversalContext *out_context, const L2PageTableEntry *l2_entry, KProcessAddress virt_addr) const;
//ALWAYS_INLINE bool ExtractL3Entry(TraversalEntry *out_entry, TraversalContext *out_context, const L3PageTableEntry *l3_entry, KProcessAddress virt_addr) const;
public:
static constexpr ALWAYS_INLINE uintptr_t GetLevelIndex(KProcessAddress addr, EntryLevel level) { return GetBits(GetInteger(addr), PageBits + LevelBits * level, LevelBits); }
private:
L1PageTableEntry *m_table;
bool m_is_kernel;
@ -134,6 +130,8 @@ namespace ams::kern::arch::arm64 {
explicit KPageTableImpl() { /* ... */ }
size_t GetNumL1Entries() const { return m_num_entries; }
NOINLINE void InitializeForKernel(void *tb, KVirtualAddress start, KVirtualAddress end);
NOINLINE void InitializeForProcess(void *tb, KVirtualAddress start, KVirtualAddress end);
L1PageTableEntry *Finalize();