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Merge pull request #11748 from liamwhite/kern_1700

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kernel: update for 17.0.0
This commit is contained in:
Fernando S 2023-10-20 17:08:00 +02:00 committed by GitHub
commit 2e760a9833
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17 changed files with 437 additions and 226 deletions
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2
.codespellrc
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@ -3,4 +3,4 @@
[codespell] [codespell]
skip = ./.git,./build,./dist,./Doxyfile,./externals,./LICENSES,./src/android/app/src/main/res skip = ./.git,./build,./dist,./Doxyfile,./externals,./LICENSES,./src/android/app/src/main/res
ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,zink ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,vas,zink

10
src/core/debugger/gdbstub.cpp
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@ -822,11 +822,13 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
const char i = True(mem_info.attribute & MemoryAttribute::IpcLocked) ? 'I' : '-'; const char i = True(mem_info.attribute & MemoryAttribute::IpcLocked) ? 'I' : '-';
const char d = True(mem_info.attribute & MemoryAttribute::DeviceShared) ? 'D' : '-'; const char d = True(mem_info.attribute & MemoryAttribute::DeviceShared) ? 'D' : '-';
const char u = True(mem_info.attribute & MemoryAttribute::Uncached) ? 'U' : '-'; const char u = True(mem_info.attribute & MemoryAttribute::Uncached) ? 'U' : '-';
const char p =
True(mem_info.attribute & MemoryAttribute::PermissionLocked) ? 'P' : '-';
reply += reply += fmt::format(" {:#012x} - {:#012x} {} {} {}{}{}{}{} [{}, {}]\n",
fmt::format(" {:#012x} - {:#012x} {} {} {}{}{}{} [{}, {}]\n", mem_info.base_address,
mem_info.base_address, mem_info.base_address + mem_info.size - 1, mem_info.base_address + mem_info.size - 1, perm, state, l, i,
perm, state, l, i, d, u, mem_info.ipc_count, mem_info.device_count); d, u, p, mem_info.ipc_count, mem_info.device_count);
} }
const uintptr_t next_address = mem_info.base_address + mem_info.size; const uintptr_t next_address = mem_info.base_address + mem_info.size;

9
src/core/hle/kernel/init/init_slab_setup.cpp
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@ -106,7 +106,7 @@ static_assert(KernelPageBufferAdditionalSize ==
/// memory. /// memory.
static KPhysicalAddress TranslateSlabAddrToPhysical(KMemoryLayout& memory_layout, static KPhysicalAddress TranslateSlabAddrToPhysical(KMemoryLayout& memory_layout,
KVirtualAddress slab_addr) { KVirtualAddress slab_addr) {
slab_addr -= GetInteger(memory_layout.GetSlabRegionAddress()); slab_addr -= memory_layout.GetSlabRegion().GetAddress();
return GetInteger(slab_addr) + Core::DramMemoryMap::SlabHeapBase; return GetInteger(slab_addr) + Core::DramMemoryMap::SlabHeapBase;
} }
@ -196,7 +196,12 @@ void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) {
auto& kernel = system.Kernel(); auto& kernel = system.Kernel();
// Get the start of the slab region, since that's where we'll be working. // Get the start of the slab region, since that's where we'll be working.
KVirtualAddress address = memory_layout.GetSlabRegionAddress(); const KMemoryRegion& slab_region = memory_layout.GetSlabRegion();
KVirtualAddress address = slab_region.GetAddress();
// Clear the slab region.
// TODO: implement access to kernel VAs.
// std::memset(device_ptr, 0, slab_region.GetSize());
// Initialize slab type array to be in sorted order. // Initialize slab type array to be in sorted order.
std::array<KSlabType, KSlabType_Count> slab_types; std::array<KSlabType, KSlabType_Count> slab_types;

4
src/core/hle/kernel/initial_process.h
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@ -19,4 +19,8 @@ static inline KPhysicalAddress GetInitialProcessBinaryPhysicalAddress() {
MainMemoryAddress); MainMemoryAddress);
} }
static inline size_t GetInitialProcessBinarySize() {
return InitialProcessBinarySizeMax;
}
} // namespace Kernel } // namespace Kernel

50
src/core/hle/kernel/k_memory_block.h
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@ -36,6 +36,7 @@ enum class KMemoryState : u32 {
FlagCanChangeAttribute = (1 << 24), FlagCanChangeAttribute = (1 << 24),
FlagCanCodeMemory = (1 << 25), FlagCanCodeMemory = (1 << 25),
FlagLinearMapped = (1 << 26), FlagLinearMapped = (1 << 26),
FlagCanPermissionLock = (1 << 27),
FlagsData = FlagCanReprotect | FlagCanUseIpc | FlagCanUseNonDeviceIpc | FlagCanUseNonSecureIpc | FlagsData = FlagCanReprotect | FlagCanUseIpc | FlagCanUseNonDeviceIpc | FlagCanUseNonSecureIpc |
FlagMapped | FlagCanAlias | FlagCanTransfer | FlagCanQueryPhysical | FlagMapped | FlagCanAlias | FlagCanTransfer | FlagCanQueryPhysical |
@ -50,12 +51,16 @@ enum class KMemoryState : u32 {
FlagLinearMapped, FlagLinearMapped,
Free = static_cast<u32>(Svc::MemoryState::Free), Free = static_cast<u32>(Svc::MemoryState::Free),
Io = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
IoMemory = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
FlagCanAlignedDeviceMap, FlagCanAlignedDeviceMap,
IoRegister =
static_cast<u32>(Svc::MemoryState::Io) | FlagCanDeviceMap | FlagCanAlignedDeviceMap,
Static = static_cast<u32>(Svc::MemoryState::Static) | FlagMapped | FlagCanQueryPhysical, Static = static_cast<u32>(Svc::MemoryState::Static) | FlagMapped | FlagCanQueryPhysical,
Code = static_cast<u32>(Svc::MemoryState::Code) | FlagsCode | FlagCanMapProcess, Code = static_cast<u32>(Svc::MemoryState::Code) | FlagsCode | FlagCanMapProcess,
CodeData = static_cast<u32>(Svc::MemoryState::CodeData) | FlagsData | FlagCanMapProcess | CodeData = static_cast<u32>(Svc::MemoryState::CodeData) | FlagsData | FlagCanMapProcess |
FlagCanCodeMemory, FlagCanCodeMemory | FlagCanPermissionLock,
Normal = static_cast<u32>(Svc::MemoryState::Normal) | FlagsData | FlagCanCodeMemory, Normal = static_cast<u32>(Svc::MemoryState::Normal) | FlagsData | FlagCanCodeMemory,
Shared = static_cast<u32>(Svc::MemoryState::Shared) | FlagMapped | FlagReferenceCounted | Shared = static_cast<u32>(Svc::MemoryState::Shared) | FlagMapped | FlagReferenceCounted |
FlagLinearMapped, FlagLinearMapped,
@ -65,7 +70,8 @@ enum class KMemoryState : u32 {
AliasCode = static_cast<u32>(Svc::MemoryState::AliasCode) | FlagsCode | FlagCanMapProcess | AliasCode = static_cast<u32>(Svc::MemoryState::AliasCode) | FlagsCode | FlagCanMapProcess |
FlagCanCodeAlias, FlagCanCodeAlias,
AliasCodeData = static_cast<u32>(Svc::MemoryState::AliasCodeData) | FlagsData | AliasCodeData = static_cast<u32>(Svc::MemoryState::AliasCodeData) | FlagsData |
FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory, FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory |
FlagCanPermissionLock,
Ipc = static_cast<u32>(Svc::MemoryState::Ipc) | FlagsMisc | FlagCanAlignedDeviceMap | Ipc = static_cast<u32>(Svc::MemoryState::Ipc) | FlagsMisc | FlagCanAlignedDeviceMap |
FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc, FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
@ -73,7 +79,7 @@ enum class KMemoryState : u32 {
Stack = static_cast<u32>(Svc::MemoryState::Stack) | FlagsMisc | FlagCanAlignedDeviceMap | Stack = static_cast<u32>(Svc::MemoryState::Stack) | FlagsMisc | FlagCanAlignedDeviceMap |
FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc, FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
ThreadLocal = static_cast<u32>(Svc::MemoryState::ThreadLocal) | FlagMapped | FlagLinearMapped, ThreadLocal = static_cast<u32>(Svc::MemoryState::ThreadLocal) | FlagLinearMapped,
Transfered = static_cast<u32>(Svc::MemoryState::Transfered) | FlagsMisc | Transfered = static_cast<u32>(Svc::MemoryState::Transfered) | FlagsMisc |
FlagCanAlignedDeviceMap | FlagCanChangeAttribute | FlagCanUseIpc | FlagCanAlignedDeviceMap | FlagCanChangeAttribute | FlagCanUseIpc |
@ -94,7 +100,7 @@ enum class KMemoryState : u32 {
NonDeviceIpc = NonDeviceIpc =
static_cast<u32>(Svc::MemoryState::NonDeviceIpc) | FlagsMisc | FlagCanUseNonDeviceIpc, static_cast<u32>(Svc::MemoryState::NonDeviceIpc) | FlagsMisc | FlagCanUseNonDeviceIpc,
Kernel = static_cast<u32>(Svc::MemoryState::Kernel) | FlagMapped, Kernel = static_cast<u32>(Svc::MemoryState::Kernel),
GeneratedCode = static_cast<u32>(Svc::MemoryState::GeneratedCode) | FlagMapped | GeneratedCode = static_cast<u32>(Svc::MemoryState::GeneratedCode) | FlagMapped |
FlagReferenceCounted | FlagCanDebug | FlagLinearMapped, FlagReferenceCounted | FlagCanDebug | FlagLinearMapped,
@ -105,34 +111,36 @@ enum class KMemoryState : u32 {
Insecure = static_cast<u32>(Svc::MemoryState::Insecure) | FlagMapped | FlagReferenceCounted | Insecure = static_cast<u32>(Svc::MemoryState::Insecure) | FlagMapped | FlagReferenceCounted |
FlagLinearMapped | FlagCanChangeAttribute | FlagCanDeviceMap | FlagLinearMapped | FlagCanChangeAttribute | FlagCanDeviceMap |
FlagCanAlignedDeviceMap | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc, FlagCanAlignedDeviceMap | FlagCanQueryPhysical | FlagCanUseNonSecureIpc |
FlagCanUseNonDeviceIpc,
}; };
DECLARE_ENUM_FLAG_OPERATORS(KMemoryState); DECLARE_ENUM_FLAG_OPERATORS(KMemoryState);
static_assert(static_cast<u32>(KMemoryState::Free) == 0x00000000); static_assert(static_cast<u32>(KMemoryState::Free) == 0x00000000);
static_assert(static_cast<u32>(KMemoryState::Io) == 0x00182001); static_assert(static_cast<u32>(KMemoryState::IoMemory) == 0x00182001);
static_assert(static_cast<u32>(KMemoryState::IoRegister) == 0x00180001);
static_assert(static_cast<u32>(KMemoryState::Static) == 0x00042002); static_assert(static_cast<u32>(KMemoryState::Static) == 0x00042002);
static_assert(static_cast<u32>(KMemoryState::Code) == 0x04DC7E03); static_assert(static_cast<u32>(KMemoryState::Code) == 0x04DC7E03);
static_assert(static_cast<u32>(KMemoryState::CodeData) == 0x07FEBD04); static_assert(static_cast<u32>(KMemoryState::CodeData) == 0x0FFEBD04);
static_assert(static_cast<u32>(KMemoryState::Normal) == 0x077EBD05); static_assert(static_cast<u32>(KMemoryState::Normal) == 0x077EBD05);
static_assert(static_cast<u32>(KMemoryState::Shared) == 0x04402006); static_assert(static_cast<u32>(KMemoryState::Shared) == 0x04402006);
static_assert(static_cast<u32>(KMemoryState::AliasCode) == 0x04DD7E08); static_assert(static_cast<u32>(KMemoryState::AliasCode) == 0x04DD7E08);
static_assert(static_cast<u32>(KMemoryState::AliasCodeData) == 0x07FFBD09); static_assert(static_cast<u32>(KMemoryState::AliasCodeData) == 0x0FFFBD09);
static_assert(static_cast<u32>(KMemoryState::Ipc) == 0x045C3C0A); static_assert(static_cast<u32>(KMemoryState::Ipc) == 0x045C3C0A);
static_assert(static_cast<u32>(KMemoryState::Stack) == 0x045C3C0B); static_assert(static_cast<u32>(KMemoryState::Stack) == 0x045C3C0B);
static_assert(static_cast<u32>(KMemoryState::ThreadLocal) == 0x0400200C); static_assert(static_cast<u32>(KMemoryState::ThreadLocal) == 0x0400000C);
static_assert(static_cast<u32>(KMemoryState::Transfered) == 0x055C3C0D); static_assert(static_cast<u32>(KMemoryState::Transfered) == 0x055C3C0D);
static_assert(static_cast<u32>(KMemoryState::SharedTransfered) == 0x045C380E); static_assert(static_cast<u32>(KMemoryState::SharedTransfered) == 0x045C380E);
static_assert(static_cast<u32>(KMemoryState::SharedCode) == 0x0440380F); static_assert(static_cast<u32>(KMemoryState::SharedCode) == 0x0440380F);
static_assert(static_cast<u32>(KMemoryState::Inaccessible) == 0x00000010); static_assert(static_cast<u32>(KMemoryState::Inaccessible) == 0x00000010);
static_assert(static_cast<u32>(KMemoryState::NonSecureIpc) == 0x045C3811); static_assert(static_cast<u32>(KMemoryState::NonSecureIpc) == 0x045C3811);
static_assert(static_cast<u32>(KMemoryState::NonDeviceIpc) == 0x044C2812); static_assert(static_cast<u32>(KMemoryState::NonDeviceIpc) == 0x044C2812);
static_assert(static_cast<u32>(KMemoryState::Kernel) == 0x00002013); static_assert(static_cast<u32>(KMemoryState::Kernel) == 0x00000013);
static_assert(static_cast<u32>(KMemoryState::GeneratedCode) == 0x04402214); static_assert(static_cast<u32>(KMemoryState::GeneratedCode) == 0x04402214);
static_assert(static_cast<u32>(KMemoryState::CodeOut) == 0x04402015); static_assert(static_cast<u32>(KMemoryState::CodeOut) == 0x04402015);
static_assert(static_cast<u32>(KMemoryState::Coverage) == 0x00002016); static_assert(static_cast<u32>(KMemoryState::Coverage) == 0x00002016);
static_assert(static_cast<u32>(KMemoryState::Insecure) == 0x05583817); static_assert(static_cast<u32>(KMemoryState::Insecure) == 0x055C3817);
enum class KMemoryPermission : u8 { enum class KMemoryPermission : u8 {
None = 0, None = 0,
@ -182,8 +190,9 @@ enum class KMemoryAttribute : u8 {
IpcLocked = static_cast<u8>(Svc::MemoryAttribute::IpcLocked), IpcLocked = static_cast<u8>(Svc::MemoryAttribute::IpcLocked),
DeviceShared = static_cast<u8>(Svc::MemoryAttribute::DeviceShared), DeviceShared = static_cast<u8>(Svc::MemoryAttribute::DeviceShared),
Uncached = static_cast<u8>(Svc::MemoryAttribute::Uncached), Uncached = static_cast<u8>(Svc::MemoryAttribute::Uncached),
PermissionLocked = static_cast<u8>(Svc::MemoryAttribute::PermissionLocked),
SetMask = Uncached, SetMask = Uncached | PermissionLocked,
}; };
DECLARE_ENUM_FLAG_OPERATORS(KMemoryAttribute); DECLARE_ENUM_FLAG_OPERATORS(KMemoryAttribute);
@ -261,6 +270,10 @@ struct KMemoryInfo {
return m_state; return m_state;
} }
constexpr Svc::MemoryState GetSvcState() const {
return static_cast<Svc::MemoryState>(m_state & KMemoryState::Mask);
}
constexpr KMemoryPermission GetPermission() const { constexpr KMemoryPermission GetPermission() const {
return m_permission; return m_permission;
} }
@ -326,6 +339,10 @@ public:
return this->GetEndAddress() - 1; return this->GetEndAddress() - 1;
} }
constexpr KMemoryState GetState() const {
return m_memory_state;
}
constexpr u16 GetIpcLockCount() const { constexpr u16 GetIpcLockCount() const {
return m_ipc_lock_count; return m_ipc_lock_count;
} }
@ -443,6 +460,13 @@ public:
} }
} }
constexpr void UpdateAttribute(KMemoryAttribute mask, KMemoryAttribute attr) {
ASSERT(False(mask & KMemoryAttribute::IpcLocked));
ASSERT(False(mask & KMemoryAttribute::DeviceShared));
m_attribute = (m_attribute & ~mask) | attr;
}
constexpr void Split(KMemoryBlock* block, KProcessAddress addr) { constexpr void Split(KMemoryBlock* block, KProcessAddress addr) {
ASSERT(this->GetAddress() < addr); ASSERT(this->GetAddress() < addr);
ASSERT(this->Contains(addr)); ASSERT(this->Contains(addr));

70
src/core/hle/kernel/k_memory_block_manager.cpp
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@ -160,8 +160,8 @@ void KMemoryBlockManager::Update(KMemoryBlockManagerUpdateAllocator* allocator,
} }
// Update block state. // Update block state.
it->Update(state, perm, attr, cur_address == address, static_cast<u8>(set_disable_attr), it->Update(state, perm, attr, it->GetAddress() == address,
static_cast<u8>(clear_disable_attr)); static_cast<u8>(set_disable_attr), static_cast<u8>(clear_disable_attr));
cur_address += cur_info.GetSize(); cur_address += cur_info.GetSize();
remaining_pages -= cur_info.GetNumPages(); remaining_pages -= cur_info.GetNumPages();
} }
@ -175,7 +175,9 @@ void KMemoryBlockManager::UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allo
KProcessAddress address, size_t num_pages, KProcessAddress address, size_t num_pages,
KMemoryState test_state, KMemoryPermission test_perm, KMemoryState test_state, KMemoryPermission test_perm,
KMemoryAttribute test_attr, KMemoryState state, KMemoryAttribute test_attr, KMemoryState state,
KMemoryPermission perm, KMemoryAttribute attr) { KMemoryPermission perm, KMemoryAttribute attr,
KMemoryBlockDisableMergeAttribute set_disable_attr,
KMemoryBlockDisableMergeAttribute clear_disable_attr) {
// Ensure for auditing that we never end up with an invalid tree. // Ensure for auditing that we never end up with an invalid tree.
KScopedMemoryBlockManagerAuditor auditor(this); KScopedMemoryBlockManagerAuditor auditor(this);
ASSERT(Common::IsAligned(GetInteger(address), PageSize)); ASSERT(Common::IsAligned(GetInteger(address), PageSize));
@ -214,7 +216,8 @@ void KMemoryBlockManager::UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allo
} }
// Update block state. // Update block state.
it->Update(state, perm, attr, false, 0, 0); it->Update(state, perm, attr, false, static_cast<u8>(set_disable_attr),
static_cast<u8>(clear_disable_attr));
cur_address += cur_info.GetSize(); cur_address += cur_info.GetSize();
remaining_pages -= cur_info.GetNumPages(); remaining_pages -= cur_info.GetNumPages();
} else { } else {
@ -284,6 +287,65 @@ void KMemoryBlockManager::UpdateLock(KMemoryBlockManagerUpdateAllocator* allocat
this->CoalesceForUpdate(allocator, address, num_pages); this->CoalesceForUpdate(allocator, address, num_pages);
} }
void KMemoryBlockManager::UpdateAttribute(KMemoryBlockManagerUpdateAllocator* allocator,
KProcessAddress address, size_t num_pages,
KMemoryAttribute mask, KMemoryAttribute attr) {
// Ensure for auditing that we never end up with an invalid tree.
KScopedMemoryBlockManagerAuditor auditor(this);
ASSERT(Common::IsAligned(GetInteger(address), PageSize));
KProcessAddress cur_address = address;
size_t remaining_pages = num_pages;
iterator it = this->FindIterator(address);
while (remaining_pages > 0) {
const size_t remaining_size = remaining_pages * PageSize;
KMemoryInfo cur_info = it->GetMemoryInfo();
if ((it->GetAttribute() & mask) != attr) {
// If we need to, create a new block before and insert it.
if (cur_info.GetAddress() != GetInteger(cur_address)) {
KMemoryBlock* new_block = allocator->Allocate();
it->Split(new_block, cur_address);
it = m_memory_block_tree.insert(*new_block);
it++;
cur_info = it->GetMemoryInfo();
cur_address = cur_info.GetAddress();
}
// If we need to, create a new block after and insert it.
if (cur_info.GetSize() > remaining_size) {
KMemoryBlock* new_block = allocator->Allocate();
it->Split(new_block, cur_address + remaining_size);
it = m_memory_block_tree.insert(*new_block);
cur_info = it->GetMemoryInfo();
}
// Update block state.
it->UpdateAttribute(mask, attr);
cur_address += cur_info.GetSize();
remaining_pages -= cur_info.GetNumPages();
} else {
// If we already have the right attributes, just advance.
if (cur_address + remaining_size < cur_info.GetEndAddress()) {
remaining_pages = 0;
cur_address += remaining_size;
} else {
remaining_pages =
(cur_address + remaining_size - cur_info.GetEndAddress()) / PageSize;
cur_address = cur_info.GetEndAddress();
}
}
it++;
}
this->CoalesceForUpdate(allocator, address, num_pages);
}
// Debug. // Debug.
bool KMemoryBlockManager::CheckState() const { bool KMemoryBlockManager::CheckState() const {
// Loop over every block, ensuring that we are sorted and coalesced. // Loop over every block, ensuring that we are sorted and coalesced.

6
src/core/hle/kernel/k_memory_block_manager.h
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@ -115,7 +115,11 @@ public:
void UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allocator, KProcessAddress address, void UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allocator, KProcessAddress address,
size_t num_pages, KMemoryState test_state, KMemoryPermission test_perm, size_t num_pages, KMemoryState test_state, KMemoryPermission test_perm,
KMemoryAttribute test_attr, KMemoryState state, KMemoryPermission perm, KMemoryAttribute test_attr, KMemoryState state, KMemoryPermission perm,
KMemoryAttribute attr); KMemoryAttribute attr, KMemoryBlockDisableMergeAttribute set_disable_attr,
KMemoryBlockDisableMergeAttribute clear_disable_attr);
void UpdateAttribute(KMemoryBlockManagerUpdateAllocator* allocator, KProcessAddress address,
size_t num_pages, KMemoryAttribute mask, KMemoryAttribute attr);
iterator FindIterator(KProcessAddress address) const { iterator FindIterator(KProcessAddress address) const {
return m_memory_block_tree.find(KMemoryBlock( return m_memory_block_tree.find(KMemoryBlock(

6
src/core/hle/kernel/k_memory_layout.h
View File

@ -137,11 +137,9 @@ public:
return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscExceptionStack); return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscExceptionStack);
} }
KVirtualAddress GetSlabRegionAddress() const { const KMemoryRegion& GetSlabRegion() const {
return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab)) return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab));
.GetAddress();
} }
const KMemoryRegion& GetDeviceRegion(KMemoryRegionType type) const { const KMemoryRegion& GetDeviceRegion(KMemoryRegionType type) const {
return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(type)); return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(type));
} }

9
src/core/hle/kernel/k_memory_manager.cpp
View File

@ -119,7 +119,8 @@ void KMemoryManager::Initialize(KVirtualAddress management_region, size_t manage
// Free each region to its corresponding heap. // Free each region to its corresponding heap.
size_t reserved_sizes[MaxManagerCount] = {}; size_t reserved_sizes[MaxManagerCount] = {};
const KPhysicalAddress ini_start = GetInitialProcessBinaryPhysicalAddress(); const KPhysicalAddress ini_start = GetInitialProcessBinaryPhysicalAddress();
const KPhysicalAddress ini_end = ini_start + InitialProcessBinarySizeMax; const size_t ini_size = GetInitialProcessBinarySize();
const KPhysicalAddress ini_end = ini_start + ini_size;
const KPhysicalAddress ini_last = ini_end - 1; const KPhysicalAddress ini_last = ini_end - 1;
for (const auto& it : m_system.Kernel().MemoryLayout().GetPhysicalMemoryRegionTree()) { for (const auto& it : m_system.Kernel().MemoryLayout().GetPhysicalMemoryRegionTree()) {
if (it.IsDerivedFrom(KMemoryRegionType_DramUserPool)) { if (it.IsDerivedFrom(KMemoryRegionType_DramUserPool)) {
@ -137,13 +138,13 @@ void KMemoryManager::Initialize(KVirtualAddress management_region, size_t manage
} }
// Open/reserve the ini memory. // Open/reserve the ini memory.
manager.OpenFirst(ini_start, InitialProcessBinarySizeMax / PageSize); manager.OpenFirst(ini_start, ini_size / PageSize);
reserved_sizes[it.GetAttributes()] += InitialProcessBinarySizeMax; reserved_sizes[it.GetAttributes()] += ini_size;
// Free memory after the ini to the heap. // Free memory after the ini to the heap.
if (ini_last != cur_last) { if (ini_last != cur_last) {
ASSERT(cur_end != 0); ASSERT(cur_end != 0);
manager.Free(ini_end, cur_end - ini_end); manager.Free(ini_end, (cur_end - ini_end) / PageSize);
} }
} else { } else {
// Ensure there's no partial overlap with the ini image. // Ensure there's no partial overlap with the ini image.

103
src/core/hle/kernel/k_memory_region_type.h
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@ -190,9 +190,15 @@ static_assert(KMemoryRegionType_DramKernelInitPt.GetValue() ==
constexpr inline auto KMemoryRegionType_DramKernelSecureAppletMemory = constexpr inline auto KMemoryRegionType_DramKernelSecureAppletMemory =
KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 0).SetAttribute( KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 0).SetAttribute(
KMemoryRegionAttr_LinearMapped); KMemoryRegionAttr_LinearMapped);
constexpr inline const auto KMemoryRegionType_DramKernelSecureUnknown =
KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 1).SetAttribute(
KMemoryRegionAttr_LinearMapped);
static_assert(KMemoryRegionType_DramKernelSecureAppletMemory.GetValue() == static_assert(KMemoryRegionType_DramKernelSecureAppletMemory.GetValue() ==
(0x18E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap | (0x18E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap |
KMemoryRegionAttr_LinearMapped)); KMemoryRegionAttr_LinearMapped));
static_assert(KMemoryRegionType_DramKernelSecureUnknown.GetValue() ==
(0x28E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap |
KMemoryRegionAttr_LinearMapped));
constexpr inline auto KMemoryRegionType_DramReservedEarly = constexpr inline auto KMemoryRegionType_DramReservedEarly =
KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap); KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
@ -217,16 +223,18 @@ constexpr inline auto KMemoryRegionType_DramPoolPartition =
static_assert(KMemoryRegionType_DramPoolPartition.GetValue() == static_assert(KMemoryRegionType_DramPoolPartition.GetValue() ==
(0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); (0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
constexpr inline auto KMemoryRegionType_DramPoolManagement = // UNUSED: .Derive(4, 1);
KMemoryRegionType_DramPoolPartition.DeriveTransition(0, 2).DeriveTransition().SetAttribute( // UNUSED: .Derive(4, 2);
constexpr inline const auto KMemoryRegionType_DramPoolManagement =
KMemoryRegionType_DramPoolPartition.Derive(4, 0).SetAttribute(
KMemoryRegionAttr_CarveoutProtected); KMemoryRegionAttr_CarveoutProtected);
constexpr inline auto KMemoryRegionType_DramUserPool = constexpr inline const auto KMemoryRegionType_DramUserPool =
KMemoryRegionType_DramPoolPartition.DeriveTransition(1, 2).DeriveTransition(); KMemoryRegionType_DramPoolPartition.Derive(4, 3);
static_assert(KMemoryRegionType_DramPoolManagement.GetValue() == static_assert(KMemoryRegionType_DramPoolManagement.GetValue() ==
(0x166 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | (0xE6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
KMemoryRegionAttr_CarveoutProtected)); KMemoryRegionAttr_CarveoutProtected));
static_assert(KMemoryRegionType_DramUserPool.GetValue() == static_assert(KMemoryRegionType_DramUserPool.GetValue() ==
(0x1A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); (0x266 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
constexpr inline auto KMemoryRegionType_DramApplicationPool = constexpr inline auto KMemoryRegionType_DramApplicationPool =
KMemoryRegionType_DramUserPool.Derive(4, 0); KMemoryRegionType_DramUserPool.Derive(4, 0);
@ -237,60 +245,63 @@ constexpr inline auto KMemoryRegionType_DramSystemNonSecurePool =
constexpr inline auto KMemoryRegionType_DramSystemPool = constexpr inline auto KMemoryRegionType_DramSystemPool =
KMemoryRegionType_DramUserPool.Derive(4, 3).SetAttribute(KMemoryRegionAttr_CarveoutProtected); KMemoryRegionType_DramUserPool.Derive(4, 3).SetAttribute(KMemoryRegionAttr_CarveoutProtected);
static_assert(KMemoryRegionType_DramApplicationPool.GetValue() == static_assert(KMemoryRegionType_DramApplicationPool.GetValue() ==
(0x7A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); (0xE66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramAppletPool.GetValue() == static_assert(KMemoryRegionType_DramAppletPool.GetValue() ==
(0xBA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); (0x1666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemNonSecurePool.GetValue() == static_assert(KMemoryRegionType_DramSystemNonSecurePool.GetValue() ==
(0xDA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); (0x1A66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemPool.GetValue() == static_assert(KMemoryRegionType_DramSystemPool.GetValue() ==
(0x13A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | (0x2666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
KMemoryRegionAttr_CarveoutProtected)); KMemoryRegionAttr_CarveoutProtected));
constexpr inline auto KMemoryRegionType_VirtualDramHeapBase = constexpr inline auto KMemoryRegionType_VirtualDramHeapBase =
KMemoryRegionType_Dram.DeriveSparse(1, 3, 0); KMemoryRegionType_Dram.DeriveSparse(1, 4, 0);
constexpr inline auto KMemoryRegionType_VirtualDramKernelPtHeap = constexpr inline auto KMemoryRegionType_VirtualDramKernelPtHeap =
KMemoryRegionType_Dram.DeriveSparse(1, 3, 1); KMemoryRegionType_Dram.DeriveSparse(1, 4, 1);
constexpr inline auto KMemoryRegionType_VirtualDramKernelTraceBuffer = constexpr inline auto KMemoryRegionType_VirtualDramKernelTraceBuffer =
KMemoryRegionType_Dram.DeriveSparse(1, 3, 2); KMemoryRegionType_Dram.DeriveSparse(1, 4, 2);
static_assert(KMemoryRegionType_VirtualDramHeapBase.GetValue() == 0x1A); static_assert(KMemoryRegionType_VirtualDramHeapBase.GetValue() == 0x1A);
static_assert(KMemoryRegionType_VirtualDramKernelPtHeap.GetValue() == 0x2A); static_assert(KMemoryRegionType_VirtualDramKernelPtHeap.GetValue() == 0x2A);
static_assert(KMemoryRegionType_VirtualDramKernelTraceBuffer.GetValue() == 0x4A); static_assert(KMemoryRegionType_VirtualDramKernelTraceBuffer.GetValue() == 0x4A);
// UNUSED: .DeriveSparse(2, 2, 0); // UNUSED: .Derive(4, 2);
constexpr inline auto KMemoryRegionType_VirtualDramUnknownDebug = constexpr inline const auto KMemoryRegionType_VirtualDramUnknownDebug =
KMemoryRegionType_Dram.DeriveSparse(2, 2, 1); KMemoryRegionType_Dram.Advance(2).Derive(4, 0);
static_assert(KMemoryRegionType_VirtualDramUnknownDebug.GetValue() == (0x52)); constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory =
KMemoryRegionType_Dram.Advance(2).Derive(4, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureUnknown =
KMemoryRegionType_Dram.Advance(2).Derive(4, 3);
static_assert(KMemoryRegionType_VirtualDramUnknownDebug.GetValue() == (0x32));
static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x52));
static_assert(KMemoryRegionType_VirtualDramKernelSecureUnknown.GetValue() == (0x92));
constexpr inline auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory = // UNUSED: .Derive(4, 3);
KMemoryRegionType_Dram.DeriveSparse(3, 1, 0); constexpr inline const auto KMemoryRegionType_VirtualDramKernelInitPt =
static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x62)); KMemoryRegionType_VirtualDramHeapBase.Derive(4, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramPoolManagement =
constexpr inline auto KMemoryRegionType_VirtualDramKernelInitPt = KMemoryRegionType_VirtualDramHeapBase.Derive(4, 1);
KMemoryRegionType_VirtualDramHeapBase.Derive(3, 0); constexpr inline const auto KMemoryRegionType_VirtualDramUserPool =
constexpr inline auto KMemoryRegionType_VirtualDramPoolManagement = KMemoryRegionType_VirtualDramHeapBase.Derive(4, 2);
KMemoryRegionType_VirtualDramHeapBase.Derive(3, 1); static_assert(KMemoryRegionType_VirtualDramKernelInitPt.GetValue() == 0x31A);
constexpr inline auto KMemoryRegionType_VirtualDramUserPool = static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x51A);
KMemoryRegionType_VirtualDramHeapBase.Derive(3, 2); static_assert(KMemoryRegionType_VirtualDramUserPool.GetValue() == 0x61A);
static_assert(KMemoryRegionType_VirtualDramKernelInitPt.GetValue() == 0x19A);
static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x29A);
static_assert(KMemoryRegionType_VirtualDramUserPool.GetValue() == 0x31A);
// NOTE: For unknown reason, the pools are derived out-of-order here. // NOTE: For unknown reason, the pools are derived out-of-order here.
// It's worth eventually trying to understand why Nintendo made this choice. // It's worth eventually trying to understand why Nintendo made this choice.
// UNUSED: .Derive(6, 0); // UNUSED: .Derive(6, 0);
// UNUSED: .Derive(6, 1); // UNUSED: .Derive(6, 1);
constexpr inline auto KMemoryRegionType_VirtualDramAppletPool = constexpr inline const auto KMemoryRegionType_VirtualDramApplicationPool =
KMemoryRegionType_VirtualDramUserPool.Derive(6, 2); KMemoryRegionType_VirtualDramUserPool.Derive(4, 0);
constexpr inline auto KMemoryRegionType_VirtualDramApplicationPool = constexpr inline const auto KMemoryRegionType_VirtualDramAppletPool =
KMemoryRegionType_VirtualDramUserPool.Derive(6, 3); KMemoryRegionType_VirtualDramUserPool.Derive(4, 1);
constexpr inline auto KMemoryRegionType_VirtualDramSystemNonSecurePool = constexpr inline const auto KMemoryRegionType_VirtualDramSystemNonSecurePool =
KMemoryRegionType_VirtualDramUserPool.Derive(6, 4); KMemoryRegionType_VirtualDramUserPool.Derive(4, 2);
constexpr inline auto KMemoryRegionType_VirtualDramSystemPool = constexpr inline const auto KMemoryRegionType_VirtualDramSystemPool =
KMemoryRegionType_VirtualDramUserPool.Derive(6, 5); KMemoryRegionType_VirtualDramUserPool.Derive(4, 3);
static_assert(KMemoryRegionType_VirtualDramAppletPool.GetValue() == 0x1B1A); static_assert(KMemoryRegionType_VirtualDramApplicationPool.GetValue() == 0x361A);
static_assert(KMemoryRegionType_VirtualDramApplicationPool.GetValue() == 0x271A); static_assert(KMemoryRegionType_VirtualDramAppletPool.GetValue() == 0x561A);
static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x2B1A); static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x661A);
static_assert(KMemoryRegionType_VirtualDramSystemPool.GetValue() == 0x331A); static_assert(KMemoryRegionType_VirtualDramSystemPool.GetValue() == 0x961A);
constexpr inline auto KMemoryRegionType_ArchDeviceBase = constexpr inline auto KMemoryRegionType_ArchDeviceBase =
KMemoryRegionType_Kernel.DeriveTransition(0, 1).SetSparseOnly(); KMemoryRegionType_Kernel.DeriveTransition(0, 1).SetSparseOnly();
@ -354,12 +365,14 @@ constexpr inline auto KMemoryRegionType_KernelTemp =
static_assert(KMemoryRegionType_KernelTemp.GetValue() == 0x31); static_assert(KMemoryRegionType_KernelTemp.GetValue() == 0x31);
constexpr KMemoryRegionType GetTypeForVirtualLinearMapping(u32 type_id) { constexpr KMemoryRegionType GetTypeForVirtualLinearMapping(u32 type_id) {
if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) { if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelTraceBuffer;
} else if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelPtHeap; return KMemoryRegionType_VirtualDramKernelPtHeap;
} else if (KMemoryRegionType_DramKernelSecureAppletMemory.IsAncestorOf(type_id)) { } else if (KMemoryRegionType_DramKernelSecureAppletMemory.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelSecureAppletMemory; return KMemoryRegionType_VirtualDramKernelSecureAppletMemory;
} else if (KMemoryRegionType_DramKernelSecureUnknown.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelSecureUnknown;
} else if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelTraceBuffer;
} else if ((type_id | KMemoryRegionAttr_ShouldKernelMap) == type_id) { } else if ((type_id | KMemoryRegionAttr_ShouldKernelMap) == type_id) {
return KMemoryRegionType_VirtualDramUnknownDebug; return KMemoryRegionType_VirtualDramUnknownDebug;
} else { } else {

9
src/core/hle/kernel/k_page_group.h
View File

@ -183,12 +183,17 @@ private:
class KScopedPageGroup { class KScopedPageGroup {
public: public:
explicit KScopedPageGroup(const KPageGroup* gp) : m_pg(gp) { explicit KScopedPageGroup(const KPageGroup* gp, bool not_first = true) : m_pg(gp) {
if (m_pg) { if (m_pg) {
if (not_first) {
m_pg->Open(); m_pg->Open();
} else {
m_pg->OpenFirst();
} }
} }
explicit KScopedPageGroup(const KPageGroup& gp) : KScopedPageGroup(std::addressof(gp)) {} }
explicit KScopedPageGroup(const KPageGroup& gp, bool not_first = true)
: KScopedPageGroup(std::addressof(gp), not_first) {}
~KScopedPageGroup() { ~KScopedPageGroup() {
if (m_pg) { if (m_pg) {
m_pg->Close(); m_pg->Close();

284
src/core/hle/kernel/k_page_table.cpp
View File

@ -505,7 +505,7 @@ Result KPageTable::UnmapCodeMemory(KProcessAddress dst_address, KProcessAddress
R_TRY(this->CheckMemoryStateContiguous( R_TRY(this->CheckMemoryStateContiguous(
std::addressof(num_dst_allocator_blocks), dst_address, size, KMemoryState::FlagCanCodeAlias, std::addressof(num_dst_allocator_blocks), dst_address, size, KMemoryState::FlagCanCodeAlias,
KMemoryState::FlagCanCodeAlias, KMemoryPermission::None, KMemoryPermission::None, KMemoryState::FlagCanCodeAlias, KMemoryPermission::None, KMemoryPermission::None,
KMemoryAttribute::All, KMemoryAttribute::None)); KMemoryAttribute::All & ~KMemoryAttribute::PermissionLocked, KMemoryAttribute::None));
// Determine whether any pages being unmapped are code. // Determine whether any pages being unmapped are code.
bool any_code_pages = false; bool any_code_pages = false;
@ -1724,7 +1724,17 @@ Result KPageTable::MapPhysicalMemory(KProcessAddress address, size_t size) {
PageSize; PageSize;
// While we have pages to map, map them. // While we have pages to map, map them.
while (map_pages > 0) { {
// Create a page group for the current mapping range.
KPageGroup cur_pg(m_kernel, m_block_info_manager);
{
ON_RESULT_FAILURE_2 {
cur_pg.OpenFirst();
cur_pg.Close();
};
size_t remain_pages = map_pages;
while (remain_pages > 0) {
// Check if we're at the end of the physical block. // Check if we're at the end of the physical block.
if (pg_pages == 0) { if (pg_pages == 0) {
// Ensure there are more pages to map. // Ensure there are more pages to map.
@ -1736,20 +1746,24 @@ Result KPageTable::MapPhysicalMemory(KProcessAddress address, size_t size) {
pg_pages = pg_it->GetNumPages(); pg_pages = pg_it->GetNumPages();
} }
// Map whatever we can. // Add whatever we can to the current block.
const size_t cur_pages = std::min(pg_pages, map_pages); const size_t cur_pages = std::min(pg_pages, remain_pages);
R_TRY(Operate(cur_address, cur_pages, KMemoryPermission::UserReadWrite, R_TRY(cur_pg.AddBlock(pg_phys_addr +
OperationType::MapFirst, pg_phys_addr)); ((pg_pages - cur_pages) * PageSize),
cur_pages));
// Advance. // Advance.
cur_address += cur_pages * PageSize; remain_pages -= cur_pages;
map_pages -= cur_pages;
pg_phys_addr += cur_pages * PageSize;
pg_pages -= cur_pages; pg_pages -= cur_pages;
} }
} }
// Map the pages.
R_TRY(this->Operate(cur_address, map_pages, cur_pg,
OperationType::MapFirstGroup));
}
}
// Check if we're done. // Check if we're done.
if (last_address <= info.GetLastAddress()) { if (last_address <= info.GetLastAddress()) {
break; break;
@ -1770,7 +1784,11 @@ Result KPageTable::MapPhysicalMemory(KProcessAddress address, size_t size) {
m_memory_block_manager.UpdateIfMatch( m_memory_block_manager.UpdateIfMatch(
std::addressof(allocator), address, size / PageSize, KMemoryState::Free, std::addressof(allocator), address, size / PageSize, KMemoryState::Free,
KMemoryPermission::None, KMemoryAttribute::None, KMemoryState::Normal, KMemoryPermission::None, KMemoryAttribute::None, KMemoryState::Normal,
KMemoryPermission::UserReadWrite, KMemoryAttribute::None); KMemoryPermission::UserReadWrite, KMemoryAttribute::None,
address == this->GetAliasRegionStart()
? KMemoryBlockDisableMergeAttribute::Normal
: KMemoryBlockDisableMergeAttribute::None,
KMemoryBlockDisableMergeAttribute::None);
R_SUCCEED(); R_SUCCEED();
} }
@ -1868,6 +1886,13 @@ Result KPageTable::UnmapPhysicalMemory(KProcessAddress address, size_t size) {
// Iterate over the memory, unmapping as we go. // Iterate over the memory, unmapping as we go.
auto it = m_memory_block_manager.FindIterator(cur_address); auto it = m_memory_block_manager.FindIterator(cur_address);
const auto clear_merge_attr =
(it->GetState() == KMemoryState::Normal &&
it->GetAddress() == this->GetAliasRegionStart() && it->GetAddress() == address)
? KMemoryBlockDisableMergeAttribute::Normal
: KMemoryBlockDisableMergeAttribute::None;
while (true) { while (true) {
// Check that the iterator is valid. // Check that the iterator is valid.
ASSERT(it != m_memory_block_manager.end()); ASSERT(it != m_memory_block_manager.end());
@ -1905,7 +1930,7 @@ Result KPageTable::UnmapPhysicalMemory(KProcessAddress address, size_t size) {
m_memory_block_manager.Update(std::addressof(allocator), address, size / PageSize, m_memory_block_manager.Update(std::addressof(allocator), address, size / PageSize,
KMemoryState::Free, KMemoryPermission::None, KMemoryState::Free, KMemoryPermission::None,
KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::None, KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::None,
KMemoryBlockDisableMergeAttribute::None); clear_merge_attr);
// We succeeded. // We succeeded.
R_SUCCEED(); R_SUCCEED();
@ -2379,8 +2404,7 @@ Result KPageTable::MapPageGroup(KProcessAddress* out_addr, const KPageGroup& pg,
KScopedPageTableUpdater updater(this); KScopedPageTableUpdater updater(this);
// Perform mapping operation. // Perform mapping operation.
const KPageProperties properties = {perm, state == KMemoryState::Io, false, const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
DisableMergeAttribute::DisableHead};
R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false)); R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
// Update the blocks. // Update the blocks.
@ -2422,8 +2446,7 @@ Result KPageTable::MapPageGroup(KProcessAddress addr, const KPageGroup& pg, KMem
KScopedPageTableUpdater updater(this); KScopedPageTableUpdater updater(this);
// Perform mapping operation. // Perform mapping operation.
const KPageProperties properties = {perm, state == KMemoryState::Io, false, const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
DisableMergeAttribute::DisableHead};
R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false)); R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
// Update the blocks. // Update the blocks.
@ -2652,10 +2675,17 @@ Result KPageTable::SetMemoryAttribute(KProcessAddress addr, size_t size, u32 mas
size_t num_allocator_blocks; size_t num_allocator_blocks;
constexpr auto AttributeTestMask = constexpr auto AttributeTestMask =
~(KMemoryAttribute::SetMask | KMemoryAttribute::DeviceShared); ~(KMemoryAttribute::SetMask | KMemoryAttribute::DeviceShared);
R_TRY(this->CheckMemoryState( const KMemoryState state_test_mask =
std::addressof(old_state), std::addressof(old_perm), std::addressof(old_attr), static_cast<KMemoryState>(((mask & static_cast<u32>(KMemoryAttribute::Uncached))
std::addressof(num_allocator_blocks), addr, size, KMemoryState::FlagCanChangeAttribute, ? static_cast<u32>(KMemoryState::FlagCanChangeAttribute)
KMemoryState::FlagCanChangeAttribute, KMemoryPermission::None, KMemoryPermission::None, : 0) |
((mask & static_cast<u32>(KMemoryAttribute::PermissionLocked))
? static_cast<u32>(KMemoryState::FlagCanPermissionLock)
: 0));
R_TRY(this->CheckMemoryState(std::addressof(old_state), std::addressof(old_perm),
std::addressof(old_attr), std::addressof(num_allocator_blocks),
addr, size, state_test_mask, state_test_mask,
KMemoryPermission::None, KMemoryPermission::None,
AttributeTestMask, KMemoryAttribute::None, ~AttributeTestMask)); AttributeTestMask, KMemoryAttribute::None, ~AttributeTestMask));
// Create an update allocator. // Create an update allocator.
@ -2664,18 +2694,17 @@ Result KPageTable::SetMemoryAttribute(KProcessAddress addr, size_t size, u32 mas
m_memory_block_slab_manager, num_allocator_blocks); m_memory_block_slab_manager, num_allocator_blocks);
R_TRY(allocator_result); R_TRY(allocator_result);
// Determine the new attribute. // If we need to, perform a change attribute operation.
const KMemoryAttribute new_attr = if (True(KMemoryAttribute::Uncached & static_cast<KMemoryAttribute>(mask))) {
static_cast<KMemoryAttribute>(((old_attr & static_cast<KMemoryAttribute>(~mask)) |
static_cast<KMemoryAttribute>(attr & mask)));
// Perform operation. // Perform operation.
this->Operate(addr, num_pages, old_perm, OperationType::ChangePermissionsAndRefresh); R_TRY(this->Operate(addr, num_pages, old_perm,
OperationType::ChangePermissionsAndRefreshAndFlush, 0));
}
// Update the blocks. // Update the blocks.
m_memory_block_manager.Update(std::addressof(allocator), addr, num_pages, old_state, old_perm, m_memory_block_manager.UpdateAttribute(std::addressof(allocator), addr, num_pages,
new_attr, KMemoryBlockDisableMergeAttribute::None, static_cast<KMemoryAttribute>(mask),
KMemoryBlockDisableMergeAttribute::None); static_cast<KMemoryAttribute>(attr));
R_SUCCEED(); R_SUCCEED();
} }
@ -2863,7 +2892,8 @@ Result KPageTable::LockForMapDeviceAddressSpace(bool* out_is_io, KProcessAddress
&KMemoryBlock::ShareToDevice, KMemoryPermission::None); &KMemoryBlock::ShareToDevice, KMemoryPermission::None);
// Set whether the locked memory was io. // Set whether the locked memory was io.
*out_is_io = old_state == KMemoryState::Io; *out_is_io =
static_cast<Svc::MemoryState>(old_state & KMemoryState::Mask) == Svc::MemoryState::Io;
R_SUCCEED(); R_SUCCEED();
} }
@ -3021,9 +3051,10 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, const KPageGr
ASSERT(num_pages == page_group.GetNumPages()); ASSERT(num_pages == page_group.GetNumPages());
switch (operation) { switch (operation) {
case OperationType::MapGroup: { case OperationType::MapGroup:
case OperationType::MapFirstGroup: {
// We want to maintain a new reference to every page in the group. // We want to maintain a new reference to every page in the group.
KScopedPageGroup spg(page_group); KScopedPageGroup spg(page_group, operation != OperationType::MapFirstGroup);
for (const auto& node : page_group) { for (const auto& node : page_group) {
const size_t size{node.GetNumPages() * PageSize}; const size_t size{node.GetNumPages() * PageSize};
@ -3065,7 +3096,6 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
m_memory->UnmapRegion(*m_page_table_impl, addr, num_pages * PageSize); m_memory->UnmapRegion(*m_page_table_impl, addr, num_pages * PageSize);
break; break;
} }
case OperationType::MapFirst:
case OperationType::Map: { case OperationType::Map: {
ASSERT(map_addr); ASSERT(map_addr);
ASSERT(Common::IsAligned(GetInteger(map_addr), PageSize)); ASSERT(Common::IsAligned(GetInteger(map_addr), PageSize));
@ -3073,12 +3103,8 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
// Open references to pages, if we should. // Open references to pages, if we should.
if (IsHeapPhysicalAddress(m_kernel.MemoryLayout(), map_addr)) { if (IsHeapPhysicalAddress(m_kernel.MemoryLayout(), map_addr)) {
if (operation == OperationType::MapFirst) {
m_kernel.MemoryManager().OpenFirst(map_addr, num_pages);
} else {
m_kernel.MemoryManager().Open(map_addr, num_pages); m_kernel.MemoryManager().Open(map_addr, num_pages);
} }
}
break; break;
} }
case OperationType::Separate: { case OperationType::Separate: {
@ -3087,6 +3113,7 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
} }
case OperationType::ChangePermissions: case OperationType::ChangePermissions:
case OperationType::ChangePermissionsAndRefresh: case OperationType::ChangePermissionsAndRefresh:
case OperationType::ChangePermissionsAndRefreshAndFlush:
break; break;
default: default:
ASSERT(false); ASSERT(false);
@ -3106,79 +3133,79 @@ void KPageTable::FinalizeUpdate(PageLinkedList* page_list) {
} }
} }
KProcessAddress KPageTable::GetRegionAddress(KMemoryState state) const { KProcessAddress KPageTable::GetRegionAddress(Svc::MemoryState state) const {
switch (state) { switch (state) {
case KMemoryState::Free: case Svc::MemoryState::Free:
case KMemoryState::Kernel: case Svc::MemoryState::Kernel:
return m_address_space_start; return m_address_space_start;
case KMemoryState::Normal: case Svc::MemoryState::Normal:
return m_heap_region_start; return m_heap_region_start;
case KMemoryState::Ipc: case Svc::MemoryState::Ipc:
case KMemoryState::NonSecureIpc: case Svc::MemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc: case Svc::MemoryState::NonDeviceIpc:
return m_alias_region_start; return m_alias_region_start;
case KMemoryState::Stack: case Svc::MemoryState::Stack:
return m_stack_region_start; return m_stack_region_start;
case KMemoryState::Static: case Svc::MemoryState::Static:
case KMemoryState::ThreadLocal: case Svc::MemoryState::ThreadLocal:
return m_kernel_map_region_start; return m_kernel_map_region_start;
case KMemoryState::Io: case Svc::MemoryState::Io:
case KMemoryState::Shared: case Svc::MemoryState::Shared:
case KMemoryState::AliasCode: case Svc::MemoryState::AliasCode:
case KMemoryState::AliasCodeData: case Svc::MemoryState::AliasCodeData:
case KMemoryState::Transfered: case Svc::MemoryState::Transfered:
case KMemoryState::SharedTransfered: case Svc::MemoryState::SharedTransfered:
case KMemoryState::SharedCode: case Svc::MemoryState::SharedCode:
case KMemoryState::GeneratedCode: case Svc::MemoryState::GeneratedCode:
case KMemoryState::CodeOut: case Svc::MemoryState::CodeOut:
case KMemoryState::Coverage: case Svc::MemoryState::Coverage:
case KMemoryState::Insecure: case Svc::MemoryState::Insecure:
return m_alias_code_region_start; return m_alias_code_region_start;
case KMemoryState::Code: case Svc::MemoryState::Code:
case KMemoryState::CodeData: case Svc::MemoryState::CodeData:
return m_code_region_start; return m_code_region_start;
default: default:
UNREACHABLE(); UNREACHABLE();
} }
} }
size_t KPageTable::GetRegionSize(KMemoryState state) const { size_t KPageTable::GetRegionSize(Svc::MemoryState state) const {
switch (state) { switch (state) {
case KMemoryState::Free: case Svc::MemoryState::Free:
case KMemoryState::Kernel: case Svc::MemoryState::Kernel:
return m_address_space_end - m_address_space_start; return m_address_space_end - m_address_space_start;
case KMemoryState::Normal: case Svc::MemoryState::Normal:
return m_heap_region_end - m_heap_region_start; return m_heap_region_end - m_heap_region_start;
case KMemoryState::Ipc: case Svc::MemoryState::Ipc:
case KMemoryState::NonSecureIpc: case Svc::MemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc: case Svc::MemoryState::NonDeviceIpc:
return m_alias_region_end - m_alias_region_start; return m_alias_region_end - m_alias_region_start;
case KMemoryState::Stack: case Svc::MemoryState::Stack:
return m_stack_region_end - m_stack_region_start; return m_stack_region_end - m_stack_region_start;
case KMemoryState::Static: case Svc::MemoryState::Static:
case KMemoryState::ThreadLocal: case Svc::MemoryState::ThreadLocal:
return m_kernel_map_region_end - m_kernel_map_region_start; return m_kernel_map_region_end - m_kernel_map_region_start;
case KMemoryState::Io: case Svc::MemoryState::Io:
case KMemoryState::Shared: case Svc::MemoryState::Shared:
case KMemoryState::AliasCode: case Svc::MemoryState::AliasCode:
case KMemoryState::AliasCodeData: case Svc::MemoryState::AliasCodeData:
case KMemoryState::Transfered: case Svc::MemoryState::Transfered:
case KMemoryState::SharedTransfered: case Svc::MemoryState::SharedTransfered:
case KMemoryState::SharedCode: case Svc::MemoryState::SharedCode:
case KMemoryState::GeneratedCode: case Svc::MemoryState::GeneratedCode:
case KMemoryState::CodeOut: case Svc::MemoryState::CodeOut:
case KMemoryState::Coverage: case Svc::MemoryState::Coverage:
case KMemoryState::Insecure: case Svc::MemoryState::Insecure:
return m_alias_code_region_end - m_alias_code_region_start; return m_alias_code_region_end - m_alias_code_region_start;
case KMemoryState::Code: case Svc::MemoryState::Code:
case KMemoryState::CodeData: case Svc::MemoryState::CodeData:
return m_code_region_end - m_code_region_start; return m_code_region_end - m_code_region_start;
default: default:
UNREACHABLE(); UNREACHABLE();
} }
} }
bool KPageTable::CanContain(KProcessAddress addr, size_t size, KMemoryState state) const { bool KPageTable::CanContain(KProcessAddress addr, size_t size, Svc::MemoryState state) const {
const KProcessAddress end = addr + size; const KProcessAddress end = addr + size;
const KProcessAddress last = end - 1; const KProcessAddress last = end - 1;
@ -3192,32 +3219,32 @@ bool KPageTable::CanContain(KProcessAddress addr, size_t size, KMemoryState stat
const bool is_in_alias = !(end <= m_alias_region_start || m_alias_region_end <= addr || const bool is_in_alias = !(end <= m_alias_region_start || m_alias_region_end <= addr ||
m_alias_region_start == m_alias_region_end); m_alias_region_start == m_alias_region_end);
switch (state) { switch (state) {
case KMemoryState::Free: case Svc::MemoryState::Free:
case KMemoryState::Kernel: case Svc::MemoryState::Kernel:
return is_in_region; return is_in_region;
case KMemoryState::Io: case Svc::MemoryState::Io:
case KMemoryState::Static: case Svc::MemoryState::Static:
case KMemoryState::Code: case Svc::MemoryState::Code:
case KMemoryState::CodeData: case Svc::MemoryState::CodeData:
case KMemoryState::Shared: case Svc::MemoryState::Shared:
case KMemoryState::AliasCode: case Svc::MemoryState::AliasCode:
case KMemoryState::AliasCodeData: case Svc::MemoryState::AliasCodeData:
case KMemoryState::Stack: case Svc::MemoryState::Stack:
case KMemoryState::ThreadLocal: case Svc::MemoryState::ThreadLocal:
case KMemoryState::Transfered: case Svc::MemoryState::Transfered:
case KMemoryState::SharedTransfered: case Svc::MemoryState::SharedTransfered:
case KMemoryState::SharedCode: case Svc::MemoryState::SharedCode:
case KMemoryState::GeneratedCode: case Svc::MemoryState::GeneratedCode:
case KMemoryState::CodeOut: case Svc::MemoryState::CodeOut:
case KMemoryState::Coverage: case Svc::MemoryState::Coverage:
case KMemoryState::Insecure: case Svc::MemoryState::Insecure:
return is_in_region && !is_in_heap && !is_in_alias; return is_in_region && !is_in_heap && !is_in_alias;
case KMemoryState::Normal: case Svc::MemoryState::Normal:
ASSERT(is_in_heap); ASSERT(is_in_heap);
return is_in_region && !is_in_alias; return is_in_region && !is_in_alias;
case KMemoryState::Ipc: case Svc::MemoryState::Ipc:
case KMemoryState::NonSecureIpc: case Svc::MemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc: case Svc::MemoryState::NonDeviceIpc:
ASSERT(is_in_alias); ASSERT(is_in_alias);
return is_in_region && !is_in_heap; return is_in_region && !is_in_heap;
default: default:
@ -3281,21 +3308,16 @@ Result KPageTable::CheckMemoryStateContiguous(size_t* out_blocks_needed, KProces
Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm, Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed, KMemoryAttribute* out_attr, size_t* out_blocks_needed,
KProcessAddress addr, size_t size, KMemoryState state_mask, KMemoryBlockManager::const_iterator it,
KProcessAddress last_addr, KMemoryState state_mask,
KMemoryState state, KMemoryPermission perm_mask, KMemoryState state, KMemoryPermission perm_mask,
KMemoryPermission perm, KMemoryAttribute attr_mask, KMemoryPermission perm, KMemoryAttribute attr_mask,
KMemoryAttribute attr, KMemoryAttribute ignore_attr) const { KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
ASSERT(this->IsLockedByCurrentThread()); ASSERT(this->IsLockedByCurrentThread());
// Get information about the first block. // Get information about the first block.
const KProcessAddress last_addr = addr + size - 1;
KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
KMemoryInfo info = it->GetMemoryInfo(); KMemoryInfo info = it->GetMemoryInfo();
// If the start address isn't aligned, we need a block.
const size_t blocks_for_start_align =
(Common::AlignDown(GetInteger(addr), PageSize) != info.GetAddress()) ? 1 : 0;
// Validate all blocks in the range have correct state. // Validate all blocks in the range have correct state.
const KMemoryState first_state = info.m_state; const KMemoryState first_state = info.m_state;
const KMemoryPermission first_perm = info.m_permission; const KMemoryPermission first_perm = info.m_permission;
@ -3321,10 +3343,6 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
info = it->GetMemoryInfo(); info = it->GetMemoryInfo();
} }
// If the end address isn't aligned, we need a block.
const size_t blocks_for_end_align =
(Common::AlignUp(GetInteger(addr) + size, PageSize) != info.GetEndAddress()) ? 1 : 0;
// Write output state. // Write output state.
if (out_state != nullptr) { if (out_state != nullptr) {
*out_state = first_state; *out_state = first_state;
@ -3335,9 +3353,39 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
if (out_attr != nullptr) { if (out_attr != nullptr) {
*out_attr = static_cast<KMemoryAttribute>(first_attr & ~ignore_attr); *out_attr = static_cast<KMemoryAttribute>(first_attr & ~ignore_attr);
} }
// If the end address isn't aligned, we need a block.
if (out_blocks_needed != nullptr) { if (out_blocks_needed != nullptr) {
*out_blocks_needed = blocks_for_start_align + blocks_for_end_align; const size_t blocks_for_end_align =
(Common::AlignDown(GetInteger(last_addr), PageSize) + PageSize != info.GetEndAddress())
? 1
: 0;
*out_blocks_needed = blocks_for_end_align;
} }
R_SUCCEED();
}
Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed,
KProcessAddress addr, size_t size, KMemoryState state_mask,
KMemoryState state, KMemoryPermission perm_mask,
KMemoryPermission perm, KMemoryAttribute attr_mask,
KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
ASSERT(this->IsLockedByCurrentThread());
// Check memory state.
const KProcessAddress last_addr = addr + size - 1;
KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
R_TRY(this->CheckMemoryState(out_state, out_perm, out_attr, out_blocks_needed, it, last_addr,
state_mask, state, perm_mask, perm, attr_mask, attr, ignore_attr));
// If the start address isn't aligned, we need a block.
if (out_blocks_needed != nullptr &&
Common::AlignDown(GetInteger(addr), PageSize) != it->GetAddress()) {
++(*out_blocks_needed);
}
R_SUCCEED(); R_SUCCEED();
} }

33
src/core/hle/kernel/k_page_table.h
View File

@ -126,8 +126,6 @@ public:
return m_block_info_manager; return m_block_info_manager;
} }
bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const;
Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment, Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
KPhysicalAddress phys_addr, KProcessAddress region_start, KPhysicalAddress phys_addr, KProcessAddress region_start,
size_t region_num_pages, KMemoryState state, KMemoryPermission perm) { size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
@ -162,6 +160,21 @@ public:
void RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size, void RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size,
const KPageGroup& pg); const KPageGroup& pg);
KProcessAddress GetRegionAddress(Svc::MemoryState state) const;
size_t GetRegionSize(Svc::MemoryState state) const;
bool CanContain(KProcessAddress addr, size_t size, Svc::MemoryState state) const;
KProcessAddress GetRegionAddress(KMemoryState state) const {
return this->GetRegionAddress(static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
}
size_t GetRegionSize(KMemoryState state) const {
return this->GetRegionSize(static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
}
bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const {
return this->CanContain(addr, size,
static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
}
protected: protected:
struct PageLinkedList { struct PageLinkedList {
private: private:
@ -204,12 +217,13 @@ protected:
private: private:
enum class OperationType : u32 { enum class OperationType : u32 {
Map = 0, Map = 0,
MapFirst = 1, MapGroup = 1,
MapGroup = 2, MapFirstGroup = 2,
Unmap = 3, Unmap = 3,
ChangePermissions = 4, ChangePermissions = 4,
ChangePermissionsAndRefresh = 5, ChangePermissionsAndRefresh = 5,
Separate = 6, ChangePermissionsAndRefreshAndFlush = 6,
Separate = 7,
}; };
static constexpr KMemoryAttribute DefaultMemoryIgnoreAttr = static constexpr KMemoryAttribute DefaultMemoryIgnoreAttr =
@ -228,8 +242,6 @@ private:
Result Operate(KProcessAddress addr, size_t num_pages, KMemoryPermission perm, Result Operate(KProcessAddress addr, size_t num_pages, KMemoryPermission perm,
OperationType operation, KPhysicalAddress map_addr = 0); OperationType operation, KPhysicalAddress map_addr = 0);
void FinalizeUpdate(PageLinkedList* page_list); void FinalizeUpdate(PageLinkedList* page_list);
KProcessAddress GetRegionAddress(KMemoryState state) const;
size_t GetRegionSize(KMemoryState state) const;
KProcessAddress FindFreeArea(KProcessAddress region_start, size_t region_num_pages, KProcessAddress FindFreeArea(KProcessAddress region_start, size_t region_num_pages,
size_t num_pages, size_t alignment, size_t offset, size_t num_pages, size_t alignment, size_t offset,
@ -250,6 +262,13 @@ private:
Result CheckMemoryState(const KMemoryInfo& info, KMemoryState state_mask, KMemoryState state, Result CheckMemoryState(const KMemoryInfo& info, KMemoryState state_mask, KMemoryState state,
KMemoryPermission perm_mask, KMemoryPermission perm, KMemoryPermission perm_mask, KMemoryPermission perm,
KMemoryAttribute attr_mask, KMemoryAttribute attr) const; KMemoryAttribute attr_mask, KMemoryAttribute attr) const;
Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed,
KMemoryBlockManager::const_iterator it, KProcessAddress last_addr,
KMemoryState state_mask, KMemoryState state,
KMemoryPermission perm_mask, KMemoryPermission perm,
KMemoryAttribute attr_mask, KMemoryAttribute attr,
KMemoryAttribute ignore_attr = DefaultMemoryIgnoreAttr) const;
Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm, Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed, KMemoryAttribute* out_attr, size_t* out_blocks_needed,
KProcessAddress addr, size_t size, KMemoryState state_mask, KProcessAddress addr, size_t size, KMemoryState state_mask,

23
src/core/hle/kernel/kernel.cpp
View File

@ -623,14 +623,33 @@ struct KernelCore::Impl {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert( ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_start_phys_addr), slab_region_size, KMemoryRegionType_DramKernelSlab)); GetInteger(slab_start_phys_addr), slab_region_size, KMemoryRegionType_DramKernelSlab));
// Insert a physical region for the secure applet memory.
const auto secure_applet_end_phys_addr =
slab_end_phys_addr + KSystemControl::SecureAppletMemorySize;
if constexpr (KSystemControl::SecureAppletMemorySize > 0) {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_end_phys_addr), KSystemControl::SecureAppletMemorySize,
KMemoryRegionType_DramKernelSecureAppletMemory));
}
// Insert a physical region for the unknown debug2 region.
constexpr size_t SecureUnknownRegionSize = 0;
const size_t secure_unknown_size = SecureUnknownRegionSize;
const auto secure_unknown_end_phys_addr = secure_applet_end_phys_addr + secure_unknown_size;
if constexpr (SecureUnknownRegionSize > 0) {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(secure_applet_end_phys_addr), secure_unknown_size,
KMemoryRegionType_DramKernelSecureUnknown));
}
// Determine size available for kernel page table heaps, requiring > 8 MB. // Determine size available for kernel page table heaps, requiring > 8 MB.
const KPhysicalAddress resource_end_phys_addr = slab_start_phys_addr + resource_region_size; const KPhysicalAddress resource_end_phys_addr = slab_start_phys_addr + resource_region_size;
const size_t page_table_heap_size = resource_end_phys_addr - slab_end_phys_addr; const size_t page_table_heap_size = resource_end_phys_addr - secure_unknown_end_phys_addr;
ASSERT(page_table_heap_size / 4_MiB > 2); ASSERT(page_table_heap_size / 4_MiB > 2);
// Insert a physical region for the kernel page table heap region // Insert a physical region for the kernel page table heap region
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert( ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_end_phys_addr), page_table_heap_size, GetInteger(secure_unknown_end_phys_addr), page_table_heap_size,
KMemoryRegionType_DramKernelPtHeap)); KMemoryRegionType_DramKernelPtHeap));
// All DRAM regions that we haven't tagged by this point will be mapped under the linear // All DRAM regions that we haven't tagged by this point will be mapped under the linear

10
src/core/hle/kernel/svc/svc_memory.cpp
View File

@ -76,7 +76,7 @@ Result MapUnmapMemorySanityChecks(const KPageTable& manager, u64 dst_addr, u64 s
} // namespace } // namespace
Result SetMemoryPermission(Core::System& system, u64 address, u64 size, MemoryPermission perm) { Result SetMemoryPermission(Core::System& system, u64 address, u64 size, MemoryPermission perm) {
LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X", address, size, LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X}", address, size,
perm); perm);
// Validate address / size. // Validate address / size.
@ -108,10 +108,16 @@ Result SetMemoryAttribute(Core::System& system, u64 address, u64 size, u32 mask,
R_UNLESS((address < address + size), ResultInvalidCurrentMemory); R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
// Validate the attribute and mask. // Validate the attribute and mask.
constexpr u32 SupportedMask = static_cast<u32>(MemoryAttribute::Uncached); constexpr u32 SupportedMask =
static_cast<u32>(MemoryAttribute::Uncached | MemoryAttribute::PermissionLocked);
R_UNLESS((mask | attr) == mask, ResultInvalidCombination); R_UNLESS((mask | attr) == mask, ResultInvalidCombination);
R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination); R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
// Check that permission locked is either being set or not masked.
R_UNLESS((static_cast<Svc::MemoryAttribute>(mask) & Svc::MemoryAttribute::PermissionLocked) ==
(static_cast<Svc::MemoryAttribute>(attr) & Svc::MemoryAttribute::PermissionLocked),
ResultInvalidCombination);
// Validate that the region is in range for the current process. // Validate that the region is in range for the current process.
auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()}; auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory); R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);

1
src/core/hle/kernel/svc_types.h
View File

@ -46,6 +46,7 @@ enum class MemoryAttribute : u32 {
IpcLocked = (1 << 1), IpcLocked = (1 << 1),
DeviceShared = (1 << 2), DeviceShared = (1 << 2),
Uncached = (1 << 3), Uncached = (1 << 3),
PermissionLocked = (1 << 4),
}; };
DECLARE_ENUM_FLAG_OPERATORS(MemoryAttribute); DECLARE_ENUM_FLAG_OPERATORS(MemoryAttribute);

2
src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp
View File

@ -46,7 +46,7 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address,
// Get bounds of where mapping is possible. // Get bounds of where mapping is possible.
const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart()); const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart());
const VAddr alias_code_size = page_table.GetAliasCodeRegionSize() / YUZU_PAGESIZE; const VAddr alias_code_size = page_table.GetAliasCodeRegionSize() / YUZU_PAGESIZE;
const auto state = Kernel::KMemoryState::Io; const auto state = Kernel::KMemoryState::IoMemory;
const auto perm = Kernel::KMemoryPermission::UserReadWrite; const auto perm = Kernel::KMemoryPermission::UserReadWrite;
std::mt19937_64 rng{process->GetRandomEntropy(0)}; std::mt19937_64 rng{process->GetRandomEntropy(0)};