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kernel: split Io memory state, add PermissionLocked attribute

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This commit is contained in:
Liam 2023-10-11 10:24:48 -04:00
parent 22afa2c7a3
commit 794e6c7a96
5 changed files with 116 additions and 92 deletions
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39
src/core/hle/kernel/k_memory_block.h
View File

@ -36,6 +36,7 @@ enum class KMemoryState : u32 {
FlagCanChangeAttribute = (1 << 24),
FlagCanCodeMemory = (1 << 25),
FlagLinearMapped = (1 << 26),
FlagCanPermissionLock = (1 << 27),
FlagsData = FlagCanReprotect | FlagCanUseIpc | FlagCanUseNonDeviceIpc | FlagCanUseNonSecureIpc |
FlagMapped | FlagCanAlias | FlagCanTransfer | FlagCanQueryPhysical |
@ -50,12 +51,16 @@ enum class KMemoryState : u32 {
FlagLinearMapped,
Free = static_cast<u32>(Svc::MemoryState::Free),
Io = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
FlagCanAlignedDeviceMap,
IoMemory = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
FlagCanAlignedDeviceMap,
IoRegister =
static_cast<u32>(Svc::MemoryState::Io) | FlagCanDeviceMap | FlagCanAlignedDeviceMap,
Static = static_cast<u32>(Svc::MemoryState::Static) | FlagMapped | FlagCanQueryPhysical,
Code = static_cast<u32>(Svc::MemoryState::Code) | FlagsCode | FlagCanMapProcess,
CodeData = static_cast<u32>(Svc::MemoryState::CodeData) | FlagsData | FlagCanMapProcess |
FlagCanCodeMemory,
FlagCanCodeMemory | FlagCanPermissionLock,
Normal = static_cast<u32>(Svc::MemoryState::Normal) | FlagsData | FlagCanCodeMemory,
Shared = static_cast<u32>(Svc::MemoryState::Shared) | FlagMapped | FlagReferenceCounted |
FlagLinearMapped,
@ -65,7 +70,8 @@ enum class KMemoryState : u32 {
AliasCode = static_cast<u32>(Svc::MemoryState::AliasCode) | FlagsCode | FlagCanMapProcess |
FlagCanCodeAlias,
AliasCodeData = static_cast<u32>(Svc::MemoryState::AliasCodeData) | FlagsData |
FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory,
FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory |
FlagCanPermissionLock,
Ipc = static_cast<u32>(Svc::MemoryState::Ipc) | FlagsMisc | FlagCanAlignedDeviceMap |
FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
@ -73,7 +79,7 @@ enum class KMemoryState : u32 {
Stack = static_cast<u32>(Svc::MemoryState::Stack) | FlagsMisc | FlagCanAlignedDeviceMap |
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 |
FlagCanAlignedDeviceMap | FlagCanChangeAttribute | FlagCanUseIpc |
@ -94,7 +100,7 @@ enum class KMemoryState : u32 {
NonDeviceIpc =
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 |
FlagReferenceCounted | FlagCanDebug | FlagLinearMapped,
@ -105,34 +111,36 @@ enum class KMemoryState : u32 {
Insecure = static_cast<u32>(Svc::MemoryState::Insecure) | FlagMapped | FlagReferenceCounted |
FlagLinearMapped | FlagCanChangeAttribute | FlagCanDeviceMap |
FlagCanAlignedDeviceMap | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
FlagCanAlignedDeviceMap | FlagCanQueryPhysical | FlagCanUseNonSecureIpc |
FlagCanUseNonDeviceIpc,
};
DECLARE_ENUM_FLAG_OPERATORS(KMemoryState);
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::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::Shared) == 0x04402006);
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::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::SharedTransfered) == 0x045C380E);
static_assert(static_cast<u32>(KMemoryState::SharedCode) == 0x0440380F);
static_assert(static_cast<u32>(KMemoryState::Inaccessible) == 0x00000010);
static_assert(static_cast<u32>(KMemoryState::NonSecureIpc) == 0x045C3811);
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::CodeOut) == 0x04402015);
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 {
None = 0,
@ -182,6 +190,7 @@ enum class KMemoryAttribute : u8 {
IpcLocked = static_cast<u8>(Svc::MemoryAttribute::IpcLocked),
DeviceShared = static_cast<u8>(Svc::MemoryAttribute::DeviceShared),
Uncached = static_cast<u8>(Svc::MemoryAttribute::Uncached),
PermissionLocked = static_cast<u8>(Svc::MemoryAttribute::PermissionLocked),
SetMask = Uncached,
};
@ -261,6 +270,10 @@ struct KMemoryInfo {
return m_state;
}
constexpr Svc::MemoryState GetSvcState() const {
return static_cast<Svc::MemoryState>(m_state & KMemoryState::Mask);
}
constexpr KMemoryPermission GetPermission() const {
return m_permission;
}

147
src/core/hle/kernel/k_page_table.cpp
View File

@ -2379,8 +2379,7 @@ Result KPageTable::MapPageGroup(KProcessAddress* out_addr, const KPageGroup& pg,
KScopedPageTableUpdater updater(this);
// Perform mapping operation.
const KPageProperties properties = {perm, state == KMemoryState::Io, false,
DisableMergeAttribute::DisableHead};
const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
// Update the blocks.
@ -2422,8 +2421,7 @@ Result KPageTable::MapPageGroup(KProcessAddress addr, const KPageGroup& pg, KMem
KScopedPageTableUpdater updater(this);
// Perform mapping operation.
const KPageProperties properties = {perm, state == KMemoryState::Io, false,
DisableMergeAttribute::DisableHead};
const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
// Update the blocks.
@ -2863,7 +2861,8 @@ Result KPageTable::LockForMapDeviceAddressSpace(bool* out_is_io, KProcessAddress
&KMemoryBlock::ShareToDevice, KMemoryPermission::None);
// 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();
}
@ -3106,79 +3105,79 @@ void KPageTable::FinalizeUpdate(PageLinkedList* page_list) {
}
}
KProcessAddress KPageTable::GetRegionAddress(KMemoryState state) const {
KProcessAddress KPageTable::GetRegionAddress(Svc::MemoryState state) const {
switch (state) {
case KMemoryState::Free:
case KMemoryState::Kernel:
case Svc::MemoryState::Free:
case Svc::MemoryState::Kernel:
return m_address_space_start;
case KMemoryState::Normal:
case Svc::MemoryState::Normal:
return m_heap_region_start;
case KMemoryState::Ipc:
case KMemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc:
case Svc::MemoryState::Ipc:
case Svc::MemoryState::NonSecureIpc:
case Svc::MemoryState::NonDeviceIpc:
return m_alias_region_start;
case KMemoryState::Stack:
case Svc::MemoryState::Stack:
return m_stack_region_start;
case KMemoryState::Static:
case KMemoryState::ThreadLocal:
case Svc::MemoryState::Static:
case Svc::MemoryState::ThreadLocal:
return m_kernel_map_region_start;
case KMemoryState::Io:
case KMemoryState::Shared:
case KMemoryState::AliasCode:
case KMemoryState::AliasCodeData:
case KMemoryState::Transfered:
case KMemoryState::SharedTransfered:
case KMemoryState::SharedCode:
case KMemoryState::GeneratedCode:
case KMemoryState::CodeOut:
case KMemoryState::Coverage:
case KMemoryState::Insecure:
case Svc::MemoryState::Io:
case Svc::MemoryState::Shared:
case Svc::MemoryState::AliasCode:
case Svc::MemoryState::AliasCodeData:
case Svc::MemoryState::Transfered:
case Svc::MemoryState::SharedTransfered:
case Svc::MemoryState::SharedCode:
case Svc::MemoryState::GeneratedCode:
case Svc::MemoryState::CodeOut:
case Svc::MemoryState::Coverage:
case Svc::MemoryState::Insecure:
return m_alias_code_region_start;
case KMemoryState::Code:
case KMemoryState::CodeData:
case Svc::MemoryState::Code:
case Svc::MemoryState::CodeData:
return m_code_region_start;
default:
UNREACHABLE();
}
}
size_t KPageTable::GetRegionSize(KMemoryState state) const {
size_t KPageTable::GetRegionSize(Svc::MemoryState state) const {
switch (state) {
case KMemoryState::Free:
case KMemoryState::Kernel:
case Svc::MemoryState::Free:
case Svc::MemoryState::Kernel:
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;
case KMemoryState::Ipc:
case KMemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc:
case Svc::MemoryState::Ipc:
case Svc::MemoryState::NonSecureIpc:
case Svc::MemoryState::NonDeviceIpc:
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;
case KMemoryState::Static:
case KMemoryState::ThreadLocal:
case Svc::MemoryState::Static:
case Svc::MemoryState::ThreadLocal:
return m_kernel_map_region_end - m_kernel_map_region_start;
case KMemoryState::Io:
case KMemoryState::Shared:
case KMemoryState::AliasCode:
case KMemoryState::AliasCodeData:
case KMemoryState::Transfered:
case KMemoryState::SharedTransfered:
case KMemoryState::SharedCode:
case KMemoryState::GeneratedCode:
case KMemoryState::CodeOut:
case KMemoryState::Coverage:
case KMemoryState::Insecure:
case Svc::MemoryState::Io:
case Svc::MemoryState::Shared:
case Svc::MemoryState::AliasCode:
case Svc::MemoryState::AliasCodeData:
case Svc::MemoryState::Transfered:
case Svc::MemoryState::SharedTransfered:
case Svc::MemoryState::SharedCode:
case Svc::MemoryState::GeneratedCode:
case Svc::MemoryState::CodeOut:
case Svc::MemoryState::Coverage:
case Svc::MemoryState::Insecure:
return m_alias_code_region_end - m_alias_code_region_start;
case KMemoryState::Code:
case KMemoryState::CodeData:
case Svc::MemoryState::Code:
case Svc::MemoryState::CodeData:
return m_code_region_end - m_code_region_start;
default:
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 last = end - 1;
@ -3192,32 +3191,32 @@ 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 ||
m_alias_region_start == m_alias_region_end);
switch (state) {
case KMemoryState::Free:
case KMemoryState::Kernel:
case Svc::MemoryState::Free:
case Svc::MemoryState::Kernel:
return is_in_region;
case KMemoryState::Io:
case KMemoryState::Static:
case KMemoryState::Code:
case KMemoryState::CodeData:
case KMemoryState::Shared:
case KMemoryState::AliasCode:
case KMemoryState::AliasCodeData:
case KMemoryState::Stack:
case KMemoryState::ThreadLocal:
case KMemoryState::Transfered:
case KMemoryState::SharedTransfered:
case KMemoryState::SharedCode:
case KMemoryState::GeneratedCode:
case KMemoryState::CodeOut:
case KMemoryState::Coverage:
case KMemoryState::Insecure:
case Svc::MemoryState::Io:
case Svc::MemoryState::Static:
case Svc::MemoryState::Code:
case Svc::MemoryState::CodeData:
case Svc::MemoryState::Shared:
case Svc::MemoryState::AliasCode:
case Svc::MemoryState::AliasCodeData:
case Svc::MemoryState::Stack:
case Svc::MemoryState::ThreadLocal:
case Svc::MemoryState::Transfered:
case Svc::MemoryState::SharedTransfered:
case Svc::MemoryState::SharedCode:
case Svc::MemoryState::GeneratedCode:
case Svc::MemoryState::CodeOut:
case Svc::MemoryState::Coverage:
case Svc::MemoryState::Insecure:
return is_in_region && !is_in_heap && !is_in_alias;
case KMemoryState::Normal:
case Svc::MemoryState::Normal:
ASSERT(is_in_heap);
return is_in_region && !is_in_alias;
case KMemoryState::Ipc:
case KMemoryState::NonSecureIpc:
case KMemoryState::NonDeviceIpc:
case Svc::MemoryState::Ipc:
case Svc::MemoryState::NonSecureIpc:
case Svc::MemoryState::NonDeviceIpc:
ASSERT(is_in_alias);
return is_in_region && !is_in_heap;
default:

19
src/core/hle/kernel/k_page_table.h
View File

@ -126,8 +126,6 @@ public:
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,
KPhysicalAddress phys_addr, KProcessAddress region_start,
size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
@ -162,6 +160,21 @@ public:
void RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size,
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:
struct PageLinkedList {
private:
@ -228,8 +241,6 @@ private:
Result Operate(KProcessAddress addr, size_t num_pages, KMemoryPermission perm,
OperationType operation, KPhysicalAddress map_addr = 0);
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,
size_t num_pages, size_t alignment, size_t offset,

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

@ -46,6 +46,7 @@ enum class MemoryAttribute : u32 {
IpcLocked = (1 << 1),
DeviceShared = (1 << 2),
Uncached = (1 << 3),
PermissionLocked = (1 << 4),
};
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.
const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart());
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;
std::mt19937_64 rng{process->GetRandomEntropy(0)};