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Merge pull request #11094 from liamwhite/get

kernel: misc cleanup of page table accessors
This commit is contained in:
liamwhite 2023-07-22 11:17:36 -04:00 committed by GitHub
commit b1aed2c5b7
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GPG Key ID: 4AEE18F83AFDEB23
28 changed files with 98 additions and 171 deletions

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@ -556,7 +556,7 @@ void GDBStub::HandleQuery(std::string_view command) {
} else {
SendReply(fmt::format(
"TextSeg={:x}",
GetInteger(system.ApplicationProcess()->PageTable().GetCodeRegionStart())));
GetInteger(system.ApplicationProcess()->GetPageTable().GetCodeRegionStart())));
}
} else if (command.starts_with("Xfer:libraries:read::")) {
Loader::AppLoader::Modules modules;
@ -731,7 +731,7 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
std::string reply;
auto* process = system.ApplicationProcess();
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
const char* commands = "Commands:\n"
" get fastmem\n"

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@ -25,7 +25,7 @@ Result KCodeMemory::Initialize(Core::DeviceMemory& device_memory, KProcessAddres
m_owner = GetCurrentProcessPointer(m_kernel);
// Get the owner page table.
auto& page_table = m_owner->PageTable();
auto& page_table = m_owner->GetPageTable();
// Construct the page group.
m_page_group.emplace(m_kernel, page_table.GetBlockInfoManager());
@ -53,7 +53,7 @@ void KCodeMemory::Finalize() {
// Unlock.
if (!m_is_mapped && !m_is_owner_mapped) {
const size_t size = m_page_group->GetNumPages() * PageSize;
m_owner->PageTable().UnlockForCodeMemory(m_address, size, *m_page_group);
m_owner->GetPageTable().UnlockForCodeMemory(m_address, size, *m_page_group);
}
// Close the page group.
@ -75,7 +75,7 @@ Result KCodeMemory::Map(KProcessAddress address, size_t size) {
R_UNLESS(!m_is_mapped, ResultInvalidState);
// Map the memory.
R_TRY(GetCurrentProcess(m_kernel).PageTable().MapPageGroup(
R_TRY(GetCurrentProcess(m_kernel).GetPageTable().MapPageGroup(
address, *m_page_group, KMemoryState::CodeOut, KMemoryPermission::UserReadWrite));
// Mark ourselves as mapped.
@ -92,7 +92,7 @@ Result KCodeMemory::Unmap(KProcessAddress address, size_t size) {
KScopedLightLock lk(m_lock);
// Unmap the memory.
R_TRY(GetCurrentProcess(m_kernel).PageTable().UnmapPageGroup(address, *m_page_group,
R_TRY(GetCurrentProcess(m_kernel).GetPageTable().UnmapPageGroup(address, *m_page_group,
KMemoryState::CodeOut));
// Mark ourselves as unmapped.
@ -126,7 +126,7 @@ Result KCodeMemory::MapToOwner(KProcessAddress address, size_t size, Svc::Memory
}
// Map the memory.
R_TRY(m_owner->PageTable().MapPageGroup(address, *m_page_group, KMemoryState::GeneratedCode,
R_TRY(m_owner->GetPageTable().MapPageGroup(address, *m_page_group, KMemoryState::GeneratedCode,
k_perm));
// Mark ourselves as mapped.
@ -143,7 +143,8 @@ Result KCodeMemory::UnmapFromOwner(KProcessAddress address, size_t size) {
KScopedLightLock lk(m_lock);
// Unmap the memory.
R_TRY(m_owner->PageTable().UnmapPageGroup(address, *m_page_group, KMemoryState::GeneratedCode));
R_TRY(m_owner->GetPageTable().UnmapPageGroup(address, *m_page_group,
KMemoryState::GeneratedCode));
// Mark ourselves as unmapped.
m_is_owner_mapped = false;

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@ -388,39 +388,6 @@ public:
constexpr size_t GetHeapSize() const {
return m_current_heap_end - m_heap_region_start;
}
constexpr bool IsInsideAddressSpace(KProcessAddress address, size_t size) const {
return m_address_space_start <= address && address + size - 1 <= m_address_space_end - 1;
}
constexpr bool IsOutsideAliasRegion(KProcessAddress address, size_t size) const {
return m_alias_region_start > address || address + size - 1 > m_alias_region_end - 1;
}
constexpr bool IsOutsideStackRegion(KProcessAddress address, size_t size) const {
return m_stack_region_start > address || address + size - 1 > m_stack_region_end - 1;
}
constexpr bool IsInvalidRegion(KProcessAddress address, size_t size) const {
return address + size - 1 > GetAliasCodeRegionStart() + GetAliasCodeRegionSize() - 1;
}
constexpr bool IsInsideHeapRegion(KProcessAddress address, size_t size) const {
return address + size > m_heap_region_start && m_heap_region_end > address;
}
constexpr bool IsInsideAliasRegion(KProcessAddress address, size_t size) const {
return address + size > m_alias_region_start && m_alias_region_end > address;
}
constexpr bool IsOutsideASLRRegion(KProcessAddress address, size_t size) const {
if (IsInvalidRegion(address, size)) {
return true;
}
if (IsInsideHeapRegion(address, size)) {
return true;
}
if (IsInsideAliasRegion(address, size)) {
return true;
}
return {};
}
constexpr bool IsInsideASLRRegion(KProcessAddress address, size_t size) const {
return !IsOutsideASLRRegion(address, size);
}
constexpr size_t GetNumGuardPages() const {
return IsKernel() ? 1 : 4;
}
@ -436,6 +403,14 @@ public:
return m_address_space_start <= addr && addr < addr + size &&
addr + size - 1 <= m_address_space_end - 1;
}
constexpr bool IsInAliasRegion(KProcessAddress addr, size_t size) const {
return this->Contains(addr, size) && m_alias_region_start <= addr &&
addr + size - 1 <= m_alias_region_end - 1;
}
constexpr bool IsInHeapRegion(KProcessAddress addr, size_t size) const {
return this->Contains(addr, size) && m_heap_region_start <= addr &&
addr + size - 1 <= m_heap_region_end - 1;
}
public:
static KVirtualAddress GetLinearMappedVirtualAddress(const KMemoryLayout& layout,

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@ -38,7 +38,7 @@ namespace {
*/
void SetupMainThread(Core::System& system, KProcess& owner_process, u32 priority,
KProcessAddress stack_top) {
const KProcessAddress entry_point = owner_process.PageTable().GetCodeRegionStart();
const KProcessAddress entry_point = owner_process.GetPageTable().GetCodeRegionStart();
ASSERT(owner_process.GetResourceLimit()->Reserve(LimitableResource::ThreadCountMax, 1));
KThread* thread = KThread::Create(system.Kernel());

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@ -109,16 +109,6 @@ public:
static Result Initialize(KProcess* process, Core::System& system, std::string process_name,
ProcessType type, KResourceLimit* res_limit);
/// Gets a reference to the process' page table.
KPageTable& PageTable() {
return m_page_table;
}
/// Gets const a reference to the process' page table.
const KPageTable& PageTable() const {
return m_page_table;
}
/// Gets a reference to the process' page table.
KPageTable& GetPageTable() {
return m_page_table;

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@ -90,8 +90,8 @@ Result KSharedMemory::Map(KProcess& target_process, KProcessAddress address, std
R_UNLESS(map_perm == test_perm, ResultInvalidNewMemoryPermission);
}
R_RETURN(target_process.PageTable().MapPageGroup(address, *m_page_group, KMemoryState::Shared,
ConvertToKMemoryPermission(map_perm)));
R_RETURN(target_process.GetPageTable().MapPageGroup(
address, *m_page_group, KMemoryState::Shared, ConvertToKMemoryPermission(map_perm)));
}
Result KSharedMemory::Unmap(KProcess& target_process, KProcessAddress address,
@ -100,7 +100,7 @@ Result KSharedMemory::Unmap(KProcess& target_process, KProcessAddress address,
R_UNLESS(m_size == unmap_size, ResultInvalidSize);
R_RETURN(
target_process.PageTable().UnmapPageGroup(address, *m_page_group, KMemoryState::Shared));
target_process.GetPageTable().UnmapPageGroup(address, *m_page_group, KMemoryState::Shared));
}
} // namespace Kernel

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@ -25,7 +25,7 @@ Result KThreadLocalPage::Initialize(KernelCore& kernel, KProcess* process) {
// Map the address in.
const auto phys_addr = kernel.System().DeviceMemory().GetPhysicalAddr(page_buf);
R_TRY(m_owner->PageTable().MapPages(std::addressof(m_virt_addr), 1, PageSize, phys_addr,
R_TRY(m_owner->GetPageTable().MapPages(std::addressof(m_virt_addr), 1, PageSize, phys_addr,
KMemoryState::ThreadLocal,
KMemoryPermission::UserReadWrite));
@ -37,11 +37,11 @@ Result KThreadLocalPage::Initialize(KernelCore& kernel, KProcess* process) {
Result KThreadLocalPage::Finalize() {
// Get the physical address of the page.
const KPhysicalAddress phys_addr = m_owner->PageTable().GetPhysicalAddr(m_virt_addr);
const KPhysicalAddress phys_addr = m_owner->GetPageTable().GetPhysicalAddr(m_virt_addr);
ASSERT(phys_addr);
// Unmap the page.
R_TRY(m_owner->PageTable().UnmapPages(this->GetAddress(), 1, KMemoryState::ThreadLocal));
R_TRY(m_owner->GetPageTable().UnmapPages(this->GetAddress(), 1, KMemoryState::ThreadLocal));
// Free the page.
KPageBuffer::Free(*m_kernel, KPageBuffer::FromPhysicalAddress(m_kernel->System(), phys_addr));

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@ -42,7 +42,7 @@ Result FlushProcessDataCache(Core::System& system, Handle process_handle, u64 ad
R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
// Verify the region is within range.
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
// Perform the operation.

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@ -48,7 +48,7 @@ Result CreateCodeMemory(Core::System& system, Handle* out, u64 address, uint64_t
SCOPE_EXIT({ code_mem->Close(); });
// Verify that the region is in range.
R_UNLESS(GetCurrentProcess(system.Kernel()).PageTable().Contains(address, size),
R_UNLESS(GetCurrentProcess(system.Kernel()).GetPageTable().Contains(address, size),
ResultInvalidCurrentMemory);
// Initialize the code memory.
@ -92,7 +92,7 @@ Result ControlCodeMemory(Core::System& system, Handle code_memory_handle,
case CodeMemoryOperation::Map: {
// Check that the region is in range.
R_UNLESS(GetCurrentProcess(system.Kernel())
.PageTable()
.GetPageTable()
.CanContain(address, size, KMemoryState::CodeOut),
ResultInvalidMemoryRegion);
@ -105,7 +105,7 @@ Result ControlCodeMemory(Core::System& system, Handle code_memory_handle,
case CodeMemoryOperation::Unmap: {
// Check that the region is in range.
R_UNLESS(GetCurrentProcess(system.Kernel())
.PageTable()
.GetPageTable()
.CanContain(address, size, KMemoryState::CodeOut),
ResultInvalidMemoryRegion);
@ -117,7 +117,7 @@ Result ControlCodeMemory(Core::System& system, Handle code_memory_handle,
} break;
case CodeMemoryOperation::MapToOwner: {
// Check that the region is in range.
R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
R_UNLESS(code_mem->GetOwner()->GetPageTable().CanContain(address, size,
KMemoryState::GeneratedCode),
ResultInvalidMemoryRegion);
@ -129,7 +129,7 @@ Result ControlCodeMemory(Core::System& system, Handle code_memory_handle,
} break;
case CodeMemoryOperation::UnmapFromOwner: {
// Check that the region is in range.
R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
R_UNLESS(code_mem->GetOwner()->GetPageTable().CanContain(address, size,
KMemoryState::GeneratedCode),
ResultInvalidMemoryRegion);

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@ -107,7 +107,7 @@ Result MapDeviceAddressSpaceByForce(Core::System& system, Handle das_handle, Han
R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
// Validate that the process address is within range.
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
R_UNLESS(page_table.Contains(process_address, size), ResultInvalidCurrentMemory);
// Map.
@ -148,7 +148,7 @@ Result MapDeviceAddressSpaceAligned(Core::System& system, Handle das_handle, Han
R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
// Validate that the process address is within range.
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
R_UNLESS(page_table.Contains(process_address, size), ResultInvalidCurrentMemory);
// Map.
@ -180,7 +180,7 @@ Result UnmapDeviceAddressSpace(Core::System& system, Handle das_handle, Handle p
R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
// Validate that the process address is within range.
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
R_UNLESS(page_table.Contains(process_address, size), ResultInvalidCurrentMemory);
R_RETURN(das->Unmap(std::addressof(page_table), process_address, size, device_address));

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@ -54,35 +54,35 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
R_SUCCEED();
case InfoType::AliasRegionAddress:
*result = GetInteger(process->PageTable().GetAliasRegionStart());
*result = GetInteger(process->GetPageTable().GetAliasRegionStart());
R_SUCCEED();
case InfoType::AliasRegionSize:
*result = process->PageTable().GetAliasRegionSize();
*result = process->GetPageTable().GetAliasRegionSize();
R_SUCCEED();
case InfoType::HeapRegionAddress:
*result = GetInteger(process->PageTable().GetHeapRegionStart());
*result = GetInteger(process->GetPageTable().GetHeapRegionStart());
R_SUCCEED();
case InfoType::HeapRegionSize:
*result = process->PageTable().GetHeapRegionSize();
*result = process->GetPageTable().GetHeapRegionSize();
R_SUCCEED();
case InfoType::AslrRegionAddress:
*result = GetInteger(process->PageTable().GetAliasCodeRegionStart());
*result = GetInteger(process->GetPageTable().GetAliasCodeRegionStart());
R_SUCCEED();
case InfoType::AslrRegionSize:
*result = process->PageTable().GetAliasCodeRegionSize();
*result = process->GetPageTable().GetAliasCodeRegionSize();
R_SUCCEED();
case InfoType::StackRegionAddress:
*result = GetInteger(process->PageTable().GetStackRegionStart());
*result = GetInteger(process->GetPageTable().GetStackRegionStart());
R_SUCCEED();
case InfoType::StackRegionSize:
*result = process->PageTable().GetStackRegionSize();
*result = process->GetPageTable().GetStackRegionSize();
R_SUCCEED();
case InfoType::TotalMemorySize:

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@ -63,36 +63,13 @@ Result MapUnmapMemorySanityChecks(const KPageTable& manager, u64 dst_addr, u64 s
R_THROW(ResultInvalidCurrentMemory);
}
if (!manager.IsInsideAddressSpace(src_addr, size)) {
if (!manager.Contains(src_addr, size)) {
LOG_ERROR(Kernel_SVC,
"Source is not within the address space, addr=0x{:016X}, size=0x{:016X}",
src_addr, size);
R_THROW(ResultInvalidCurrentMemory);
}
if (manager.IsOutsideStackRegion(dst_addr, size)) {
LOG_ERROR(Kernel_SVC,
"Destination is not within the stack region, addr=0x{:016X}, size=0x{:016X}",
dst_addr, size);
R_THROW(ResultInvalidMemoryRegion);
}
if (manager.IsInsideHeapRegion(dst_addr, size)) {
LOG_ERROR(Kernel_SVC,
"Destination does not fit within the heap region, addr=0x{:016X}, "
"size=0x{:016X}",
dst_addr, size);
R_THROW(ResultInvalidMemoryRegion);
}
if (manager.IsInsideAliasRegion(dst_addr, size)) {
LOG_ERROR(Kernel_SVC,
"Destination does not fit within the map region, addr=0x{:016X}, "
"size=0x{:016X}",
dst_addr, size);
R_THROW(ResultInvalidMemoryRegion);
}
R_SUCCEED();
}
@ -112,7 +89,7 @@ Result SetMemoryPermission(Core::System& system, u64 address, u64 size, MemoryPe
R_UNLESS(IsValidSetMemoryPermission(perm), ResultInvalidNewMemoryPermission);
// Validate that the region is in range for the current process.
auto& page_table = GetCurrentProcess(system.Kernel()).PageTable();
auto& page_table = GetCurrentProcess(system.Kernel()).GetPageTable();
R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
// Set the memory attribute.
@ -136,7 +113,7 @@ Result SetMemoryAttribute(Core::System& system, u64 address, u64 size, u32 mask,
R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
// Validate that the region is in range for the current process.
auto& page_table{GetCurrentProcess(system.Kernel()).PageTable()};
auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
// Set the memory attribute.
@ -148,7 +125,7 @@ Result MapMemory(Core::System& system, u64 dst_addr, u64 src_addr, u64 size) {
LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
src_addr, size);
auto& page_table{GetCurrentProcess(system.Kernel()).PageTable()};
auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
result.IsError()) {
@ -163,7 +140,7 @@ Result UnmapMemory(Core::System& system, u64 dst_addr, u64 src_addr, u64 size) {
LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
src_addr, size);
auto& page_table{GetCurrentProcess(system.Kernel()).PageTable()};
auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
result.IsError()) {

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@ -16,7 +16,7 @@ Result SetHeapSize(Core::System& system, u64* out_address, u64 size) {
R_UNLESS(size < MainMemorySizeMax, ResultInvalidSize);
// Set the heap size.
R_RETURN(GetCurrentProcess(system.Kernel()).PageTable().SetHeapSize(out_address, size));
R_RETURN(GetCurrentProcess(system.Kernel()).GetPageTable().SetHeapSize(out_address, size));
}
/// Maps memory at a desired address
@ -44,21 +44,21 @@ Result MapPhysicalMemory(Core::System& system, u64 addr, u64 size) {
}
KProcess* const current_process{GetCurrentProcessPointer(system.Kernel())};
auto& page_table{current_process->PageTable()};
auto& page_table{current_process->GetPageTable()};
if (current_process->GetSystemResourceSize() == 0) {
LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
R_THROW(ResultInvalidState);
}
if (!page_table.IsInsideAddressSpace(addr, size)) {
if (!page_table.Contains(addr, size)) {
LOG_ERROR(Kernel_SVC,
"Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
size);
R_THROW(ResultInvalidMemoryRegion);
}
if (page_table.IsOutsideAliasRegion(addr, size)) {
if (!page_table.IsInAliasRegion(addr, size)) {
LOG_ERROR(Kernel_SVC,
"Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
size);
@ -93,21 +93,21 @@ Result UnmapPhysicalMemory(Core::System& system, u64 addr, u64 size) {
}
KProcess* const current_process{GetCurrentProcessPointer(system.Kernel())};
auto& page_table{current_process->PageTable()};
auto& page_table{current_process->GetPageTable()};
if (current_process->GetSystemResourceSize() == 0) {
LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
R_THROW(ResultInvalidState);
}
if (!page_table.IsInsideAddressSpace(addr, size)) {
if (!page_table.Contains(addr, size)) {
LOG_ERROR(Kernel_SVC,
"Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
size);
R_THROW(ResultInvalidMemoryRegion);
}
if (page_table.IsOutsideAliasRegion(addr, size)) {
if (!page_table.IsInAliasRegion(addr, size)) {
LOG_ERROR(Kernel_SVC,
"Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
size);

View File

@ -66,8 +66,8 @@ Result GetProcessList(Core::System& system, s32* out_num_processes, u64 out_proc
auto& kernel = system.Kernel();
const auto total_copy_size = out_process_ids_size * sizeof(u64);
if (out_process_ids_size > 0 && !GetCurrentProcess(kernel).PageTable().IsInsideAddressSpace(
out_process_ids, total_copy_size)) {
if (out_process_ids_size > 0 &&
!GetCurrentProcess(kernel).GetPageTable().Contains(out_process_ids, total_copy_size)) {
LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
out_process_ids, out_process_ids + total_copy_size);
R_THROW(ResultInvalidCurrentMemory);

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@ -49,7 +49,7 @@ Result SetProcessMemoryPermission(Core::System& system, Handle process_handle, u
R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
// Validate that the address is in range.
auto& page_table = process->PageTable();
auto& page_table = process->GetPageTable();
R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
// Set the memory permission.
@ -77,8 +77,8 @@ Result MapProcessMemory(Core::System& system, u64 dst_address, Handle process_ha
R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
// Get the page tables.
auto& dst_pt = dst_process->PageTable();
auto& src_pt = src_process->PageTable();
auto& dst_pt = dst_process->GetPageTable();
auto& src_pt = src_process->GetPageTable();
// Validate that the mapping is in range.
R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
@ -118,8 +118,8 @@ Result UnmapProcessMemory(Core::System& system, u64 dst_address, Handle process_
R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
// Get the page tables.
auto& dst_pt = dst_process->PageTable();
auto& src_pt = src_process->PageTable();
auto& dst_pt = dst_process->GetPageTable();
auto& src_pt = src_process->GetPageTable();
// Validate that the mapping is in range.
R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
@ -178,8 +178,8 @@ Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst
R_THROW(ResultInvalidHandle);
}
auto& page_table = process->PageTable();
if (!page_table.IsInsideAddressSpace(src_address, size)) {
auto& page_table = process->GetPageTable();
if (!page_table.Contains(src_address, size)) {
LOG_ERROR(Kernel_SVC,
"Source address range is not within the address space (src_address=0x{:016X}, "
"size=0x{:016X}).",
@ -187,14 +187,6 @@ Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst
R_THROW(ResultInvalidCurrentMemory);
}
if (!page_table.IsInsideASLRRegion(dst_address, size)) {
LOG_ERROR(Kernel_SVC,
"Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
"size=0x{:016X}).",
dst_address, size);
R_THROW(ResultInvalidMemoryRegion);
}
R_RETURN(page_table.MapCodeMemory(dst_address, src_address, size));
}
@ -246,8 +238,8 @@ Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 d
R_THROW(ResultInvalidHandle);
}
auto& page_table = process->PageTable();
if (!page_table.IsInsideAddressSpace(src_address, size)) {
auto& page_table = process->GetPageTable();
if (!page_table.Contains(src_address, size)) {
LOG_ERROR(Kernel_SVC,
"Source address range is not within the address space (src_address=0x{:016X}, "
"size=0x{:016X}).",
@ -255,14 +247,6 @@ Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 d
R_THROW(ResultInvalidCurrentMemory);
}
if (!page_table.IsInsideASLRRegion(dst_address, size)) {
LOG_ERROR(Kernel_SVC,
"Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
"size=0x{:016X}).",
dst_address, size);
R_THROW(ResultInvalidMemoryRegion);
}
R_RETURN(page_table.UnmapCodeMemory(dst_address, src_address, size,
KPageTable::ICacheInvalidationStrategy::InvalidateAll));
}

View File

@ -31,7 +31,7 @@ Result QueryProcessMemory(Core::System& system, uint64_t out_memory_info, PageIn
}
auto& current_memory{GetCurrentMemory(system.Kernel())};
const auto memory_info{process->PageTable().QueryInfo(address).GetSvcMemoryInfo()};
const auto memory_info{process->GetPageTable().QueryInfo(address).GetSvcMemoryInfo()};
current_memory.WriteBlock(out_memory_info, std::addressof(memory_info), sizeof(memory_info));

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@ -43,7 +43,7 @@ Result MapSharedMemory(Core::System& system, Handle shmem_handle, u64 address, u
// Get the current process.
auto& process = GetCurrentProcess(system.Kernel());
auto& page_table = process.PageTable();
auto& page_table = process.GetPageTable();
// Get the shared memory.
KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);
@ -73,7 +73,7 @@ Result UnmapSharedMemory(Core::System& system, Handle shmem_handle, u64 address,
// Get the current process.
auto& process = GetCurrentProcess(system.Kernel());
auto& page_table = process.PageTable();
auto& page_table = process.GetPageTable();
// Get the shared memory.
KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);

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@ -236,7 +236,7 @@ Result GetThreadList(Core::System& system, s32* out_num_threads, u64 out_thread_
const auto total_copy_size = out_thread_ids_size * sizeof(u64);
if (out_thread_ids_size > 0 &&
!current_process->PageTable().IsInsideAddressSpace(out_thread_ids, total_copy_size)) {
!current_process->GetPageTable().Contains(out_thread_ids, total_copy_size)) {
LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
out_thread_ids, out_thread_ids + total_copy_size);
R_THROW(ResultInvalidCurrentMemory);

View File

@ -55,7 +55,7 @@ Result CreateTransferMemory(Core::System& system, Handle* out, u64 address, u64
SCOPE_EXIT({ trmem->Close(); });
// Ensure that the region is in range.
R_UNLESS(process.PageTable().Contains(address, size), ResultInvalidCurrentMemory);
R_UNLESS(process.GetPageTable().Contains(address, size), ResultInvalidCurrentMemory);
// Initialize the transfer memory.
R_TRY(trmem->Initialize(address, size, map_perm));

View File

@ -318,15 +318,15 @@ public:
return false;
}
if (!page_table.IsInsideAddressSpace(out_addr, size)) {
if (!page_table.Contains(out_addr, size)) {
return false;
}
if (page_table.IsInsideHeapRegion(out_addr, size)) {
if (page_table.IsInHeapRegion(out_addr, size)) {
return false;
}
if (page_table.IsInsideAliasRegion(out_addr, size)) {
if (page_table.IsInAliasRegion(out_addr, size)) {
return false;
}
@ -358,7 +358,7 @@ public:
}
ResultVal<VAddr> MapProcessCodeMemory(Kernel::KProcess* process, VAddr base_addr, u64 size) {
auto& page_table{process->PageTable()};
auto& page_table{process->GetPageTable()};
VAddr addr{};
for (std::size_t retry = 0; retry < MAXIMUM_MAP_RETRIES; retry++) {
@ -382,7 +382,7 @@ public:
ResultVal<VAddr> MapNro(Kernel::KProcess* process, VAddr nro_addr, std::size_t nro_size,
VAddr bss_addr, std::size_t bss_size, std::size_t size) {
for (std::size_t retry = 0; retry < MAXIMUM_MAP_RETRIES; retry++) {
auto& page_table{process->PageTable()};
auto& page_table{process->GetPageTable()};
VAddr addr{};
CASCADE_RESULT(addr, MapProcessCodeMemory(process, nro_addr, nro_size));
@ -437,12 +437,12 @@ public:
CopyCode(nro_addr + nro_header.segment_headers[DATA_INDEX].memory_offset, data_start,
nro_header.segment_headers[DATA_INDEX].memory_size);
CASCADE_CODE(process->PageTable().SetProcessMemoryPermission(
CASCADE_CODE(process->GetPageTable().SetProcessMemoryPermission(
text_start, ro_start - text_start, Kernel::Svc::MemoryPermission::ReadExecute));
CASCADE_CODE(process->PageTable().SetProcessMemoryPermission(
CASCADE_CODE(process->GetPageTable().SetProcessMemoryPermission(
ro_start, data_start - ro_start, Kernel::Svc::MemoryPermission::Read));
return process->PageTable().SetProcessMemoryPermission(
return process->GetPageTable().SetProcessMemoryPermission(
data_start, bss_end_addr - data_start, Kernel::Svc::MemoryPermission::ReadWrite);
}
@ -571,7 +571,7 @@ public:
Result UnmapNro(const NROInfo& info) {
// Each region must be unmapped separately to validate memory state
auto& page_table{system.ApplicationProcess()->PageTable()};
auto& page_table{system.ApplicationProcess()->GetPageTable()};
if (info.bss_size != 0) {
CASCADE_CODE(page_table.UnmapCodeMemory(
@ -643,7 +643,7 @@ public:
initialized = true;
current_map_addr =
GetInteger(system.ApplicationProcess()->PageTable().GetAliasCodeRegionStart());
GetInteger(system.ApplicationProcess()->GetPageTable().GetAliasCodeRegionStart());
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);

View File

@ -128,7 +128,7 @@ NvResult nvmap::IocAlloc(std::span<const u8> input, std::span<u8> output) {
}
bool is_out_io{};
ASSERT(system.ApplicationProcess()
->PageTable()
->GetPageTable()
.LockForMapDeviceAddressSpace(&is_out_io, handle_description->address,
handle_description->size,
Kernel::KMemoryPermission::None, true, false)
@ -255,7 +255,7 @@ NvResult nvmap::IocFree(std::span<const u8> input, std::span<u8> output) {
if (auto freeInfo{file.FreeHandle(params.handle, false)}) {
if (freeInfo->can_unlock) {
ASSERT(system.ApplicationProcess()
->PageTable()
->GetPageTable()
.UnlockForDeviceAddressSpace(freeInfo->address, freeInfo->size)
.IsSuccess());
}

View File

@ -153,7 +153,7 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
// Load NSO modules
modules.clear();
const VAddr base_address{GetInteger(process.PageTable().GetCodeRegionStart())};
const VAddr base_address{GetInteger(process.GetPageTable().GetCodeRegionStart())};
VAddr next_load_addr{base_address};
const FileSys::PatchManager pm{metadata.GetTitleID(), system.GetFileSystemController(),
system.GetContentProvider()};

View File

@ -96,7 +96,7 @@ AppLoader::LoadResult AppLoader_KIP::Load(Kernel::KProcess& process,
}
codeset.memory = std::move(program_image);
const VAddr base_address = GetInteger(process.PageTable().GetCodeRegionStart());
const VAddr base_address = GetInteger(process.GetPageTable().GetCodeRegionStart());
process.LoadModule(std::move(codeset), base_address);
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", kip->GetName(), base_address);

View File

@ -203,7 +203,7 @@ static bool LoadNroImpl(Kernel::KProcess& process, const std::vector<u8>& data)
// Load codeset for current process
codeset.memory = std::move(program_image);
process.LoadModule(std::move(codeset), process.PageTable().GetCodeRegionStart());
process.LoadModule(std::move(codeset), process.GetPageTable().GetCodeRegionStart());
return true;
}

View File

@ -167,7 +167,7 @@ AppLoader_NSO::LoadResult AppLoader_NSO::Load(Kernel::KProcess& process, Core::S
modules.clear();
// Load module
const VAddr base_address = GetInteger(process.PageTable().GetCodeRegionStart());
const VAddr base_address = GetInteger(process.GetPageTable().GetCodeRegionStart());
if (!LoadModule(process, system, *file, base_address, true, true)) {
return {ResultStatus::ErrorLoadingNSO, {}};
}

View File

@ -31,10 +31,10 @@ struct Memory::Impl {
explicit Impl(Core::System& system_) : system{system_} {}
void SetCurrentPageTable(Kernel::KProcess& process, u32 core_id) {
current_page_table = &process.PageTable().PageTableImpl();
current_page_table = &process.GetPageTable().PageTableImpl();
current_page_table->fastmem_arena = system.DeviceMemory().buffer.VirtualBasePointer();
const std::size_t address_space_width = process.PageTable().GetAddressSpaceWidth();
const std::size_t address_space_width = process.GetPageTable().GetAddressSpaceWidth();
system.ArmInterface(core_id).PageTableChanged(*current_page_table, address_space_width);
}
@ -186,7 +186,7 @@ struct Memory::Impl {
void WalkBlock(const Kernel::KProcess& process, const Common::ProcessAddress addr,
const std::size_t size, auto on_unmapped, auto on_memory, auto on_rasterizer,
auto increment) {
const auto& page_table = process.PageTable().PageTableImpl();
const auto& page_table = process.GetPageTable().PageTableImpl();
std::size_t remaining_size = size;
std::size_t page_index = addr >> YUZU_PAGEBITS;
std::size_t page_offset = addr & YUZU_PAGEMASK;
@ -808,7 +808,7 @@ void Memory::UnmapRegion(Common::PageTable& page_table, Common::ProcessAddress b
bool Memory::IsValidVirtualAddress(const Common::ProcessAddress vaddr) const {
const Kernel::KProcess& process = *system.ApplicationProcess();
const auto& page_table = process.PageTable().PageTableImpl();
const auto& page_table = process.GetPageTable().PageTableImpl();
const size_t page = vaddr >> YUZU_PAGEBITS;
if (page >= page_table.pointers.size()) {
return false;

View File

@ -199,7 +199,7 @@ void CheatEngine::Initialize() {
metadata.process_id = system.ApplicationProcess()->GetProcessId();
metadata.title_id = system.GetApplicationProcessProgramID();
const auto& page_table = system.ApplicationProcess()->PageTable();
const auto& page_table = system.ApplicationProcess()->GetPageTable();
metadata.heap_extents = {
.base = GetInteger(page_table.GetHeapRegionStart()),
.size = page_table.GetHeapRegionSize(),

View File

@ -117,8 +117,8 @@ json GetProcessorStateDataAuto(Core::System& system) {
arm.SaveContext(context);
return GetProcessorStateData(process->Is64BitProcess() ? "AArch64" : "AArch32",
GetInteger(process->PageTable().GetCodeRegionStart()), context.sp,
context.pc, context.pstate, context.cpu_registers);
GetInteger(process->GetPageTable().GetCodeRegionStart()),
context.sp, context.pc, context.pstate, context.cpu_registers);
}
json GetBacktraceData(Core::System& system) {