summaryrefslogtreecommitdiffstats
path: root/src/core/hle/kernel/k_page_table.cpp
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/core/hle/kernel/k_page_table.cpp (renamed from src/core/hle/kernel/memory/page_table.cpp)123
1 files changed, 62 insertions, 61 deletions
diff --git a/src/core/hle/kernel/memory/page_table.cpp b/src/core/hle/kernel/k_page_table.cpp
index ef9d97413..d09d5ce48 100644
--- a/src/core/hle/kernel/memory/page_table.cpp
+++ b/src/core/hle/kernel/k_page_table.cpp
@@ -10,16 +10,16 @@
#include "core/hle/kernel/k_memory_block.h"
#include "core/hle/kernel/k_memory_block_manager.h"
#include "core/hle/kernel/k_page_linked_list.h"
+#include "core/hle/kernel/k_page_table.h"
#include "core/hle/kernel/k_resource_limit.h"
#include "core/hle/kernel/k_scoped_resource_reservation.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/kernel.h"
-#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/svc_results.h"
#include "core/memory.h"
-namespace Kernel::Memory {
+namespace Kernel {
namespace {
@@ -58,11 +58,11 @@ constexpr std::size_t GetSizeInRange(const KMemoryInfo& info, VAddr start, VAddr
} // namespace
-PageTable::PageTable(Core::System& system) : system{system} {}
+KPageTable::KPageTable(Core::System& system) : system{system} {}
-ResultCode PageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type,
- bool enable_aslr, VAddr code_addr, std::size_t code_size,
- KMemoryManager::Pool pool) {
+ResultCode KPageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type,
+ bool enable_aslr, VAddr code_addr,
+ std::size_t code_size, KMemoryManager::Pool pool) {
const auto GetSpaceStart = [this](KAddressSpaceInfo::Type type) {
return KAddressSpaceInfo::GetAddressSpaceStart(address_space_width, type);
@@ -271,8 +271,8 @@ ResultCode PageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_t
return InitializeMemoryLayout(start, end);
}
-ResultCode PageTable::MapProcessCode(VAddr addr, std::size_t num_pages, KMemoryState state,
- KMemoryPermission perm) {
+ResultCode KPageTable::MapProcessCode(VAddr addr, std::size_t num_pages, KMemoryState state,
+ KMemoryPermission perm) {
std::lock_guard lock{page_table_lock};
const u64 size{num_pages * PageSize};
@@ -295,7 +295,7 @@ ResultCode PageTable::MapProcessCode(VAddr addr, std::size_t num_pages, KMemoryS
return RESULT_SUCCESS;
}
-ResultCode PageTable::MapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size) {
+ResultCode KPageTable::MapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
const std::size_t num_pages{size / PageSize};
@@ -332,7 +332,7 @@ ResultCode PageTable::MapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std::
return RESULT_SUCCESS;
}
-ResultCode PageTable::UnmapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size) {
+ResultCode KPageTable::UnmapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
if (!size) {
@@ -363,7 +363,7 @@ ResultCode PageTable::UnmapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std
return RESULT_SUCCESS;
}
-void PageTable::MapPhysicalMemory(KPageLinkedList& page_linked_list, VAddr start, VAddr end) {
+void KPageTable::MapPhysicalMemory(KPageLinkedList& page_linked_list, VAddr start, VAddr end) {
auto node{page_linked_list.Nodes().begin()};
PAddr map_addr{node->GetAddress()};
std::size_t src_num_pages{node->GetNumPages()};
@@ -395,7 +395,7 @@ void PageTable::MapPhysicalMemory(KPageLinkedList& page_linked_list, VAddr start
});
}
-ResultCode PageTable::MapPhysicalMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::MapPhysicalMemory(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
std::size_t mapped_size{};
@@ -443,7 +443,7 @@ ResultCode PageTable::MapPhysicalMemory(VAddr addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::UnmapPhysicalMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::UnmapPhysicalMemory(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
const VAddr end_addr{addr + size};
@@ -480,7 +480,7 @@ ResultCode PageTable::UnmapPhysicalMemory(VAddr addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::UnmapMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::UnmapMemory(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
const VAddr end_addr{addr + size};
@@ -516,7 +516,7 @@ ResultCode PageTable::UnmapMemory(VAddr addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::Map(VAddr dst_addr, VAddr src_addr, std::size_t size) {
+ResultCode KPageTable::Map(VAddr dst_addr, VAddr src_addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
KMemoryState src_state{};
@@ -555,7 +555,7 @@ ResultCode PageTable::Map(VAddr dst_addr, VAddr src_addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::Unmap(VAddr dst_addr, VAddr src_addr, std::size_t size) {
+ResultCode KPageTable::Unmap(VAddr dst_addr, VAddr src_addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
KMemoryState src_state{};
@@ -597,8 +597,8 @@ ResultCode PageTable::Unmap(VAddr dst_addr, VAddr src_addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::MapPages(VAddr addr, const KPageLinkedList& page_linked_list,
- KMemoryPermission perm) {
+ResultCode KPageTable::MapPages(VAddr addr, const KPageLinkedList& page_linked_list,
+ KMemoryPermission perm) {
VAddr cur_addr{addr};
for (const auto& node : page_linked_list.Nodes()) {
@@ -619,8 +619,8 @@ ResultCode PageTable::MapPages(VAddr addr, const KPageLinkedList& page_linked_li
return RESULT_SUCCESS;
}
-ResultCode PageTable::MapPages(VAddr addr, KPageLinkedList& page_linked_list, KMemoryState state,
- KMemoryPermission perm) {
+ResultCode KPageTable::MapPages(VAddr addr, KPageLinkedList& page_linked_list, KMemoryState state,
+ KMemoryPermission perm) {
std::lock_guard lock{page_table_lock};
const std::size_t num_pages{page_linked_list.GetNumPages()};
@@ -641,8 +641,8 @@ ResultCode PageTable::MapPages(VAddr addr, KPageLinkedList& page_linked_list, KM
return RESULT_SUCCESS;
}
-ResultCode PageTable::SetCodeMemoryPermission(VAddr addr, std::size_t size,
- KMemoryPermission perm) {
+ResultCode KPageTable::SetCodeMemoryPermission(VAddr addr, std::size_t size,
+ KMemoryPermission perm) {
std::lock_guard lock{page_table_lock};
@@ -689,13 +689,13 @@ ResultCode PageTable::SetCodeMemoryPermission(VAddr addr, std::size_t size,
return RESULT_SUCCESS;
}
-KMemoryInfo PageTable::QueryInfoImpl(VAddr addr) {
+KMemoryInfo KPageTable::QueryInfoImpl(VAddr addr) {
std::lock_guard lock{page_table_lock};
return block_manager->FindBlock(addr).GetMemoryInfo();
}
-KMemoryInfo PageTable::QueryInfo(VAddr addr) {
+KMemoryInfo KPageTable::QueryInfo(VAddr addr) {
if (!Contains(addr, 1)) {
return {address_space_end, 0 - address_space_end, KMemoryState::Inaccessible,
KMemoryPermission::None, KMemoryAttribute::None, KMemoryPermission::None};
@@ -704,7 +704,7 @@ KMemoryInfo PageTable::QueryInfo(VAddr addr) {
return QueryInfoImpl(addr);
}
-ResultCode PageTable::ReserveTransferMemory(VAddr addr, std::size_t size, KMemoryPermission perm) {
+ResultCode KPageTable::ReserveTransferMemory(VAddr addr, std::size_t size, KMemoryPermission perm) {
std::lock_guard lock{page_table_lock};
KMemoryState state{};
@@ -722,7 +722,7 @@ ResultCode PageTable::ReserveTransferMemory(VAddr addr, std::size_t size, KMemor
return RESULT_SUCCESS;
}
-ResultCode PageTable::ResetTransferMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::ResetTransferMemory(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
KMemoryState state{};
@@ -739,8 +739,8 @@ ResultCode PageTable::ResetTransferMemory(VAddr addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::SetMemoryAttribute(VAddr addr, std::size_t size, KMemoryAttribute mask,
- KMemoryAttribute value) {
+ResultCode KPageTable::SetMemoryAttribute(VAddr addr, std::size_t size, KMemoryAttribute mask,
+ KMemoryAttribute value) {
std::lock_guard lock{page_table_lock};
KMemoryState state{};
@@ -761,13 +761,13 @@ ResultCode PageTable::SetMemoryAttribute(VAddr addr, std::size_t size, KMemoryAt
return RESULT_SUCCESS;
}
-ResultCode PageTable::SetHeapCapacity(std::size_t new_heap_capacity) {
+ResultCode KPageTable::SetHeapCapacity(std::size_t new_heap_capacity) {
std::lock_guard lock{page_table_lock};
heap_capacity = new_heap_capacity;
return RESULT_SUCCESS;
}
-ResultVal<VAddr> PageTable::SetHeapSize(std::size_t size) {
+ResultVal<VAddr> KPageTable::SetHeapSize(std::size_t size) {
if (size > heap_region_end - heap_region_start) {
return ResultOutOfMemory;
@@ -818,10 +818,10 @@ ResultVal<VAddr> PageTable::SetHeapSize(std::size_t size) {
return MakeResult<VAddr>(heap_region_start);
}
-ResultVal<VAddr> PageTable::AllocateAndMapMemory(std::size_t needed_num_pages, std::size_t align,
- bool is_map_only, VAddr region_start,
- std::size_t region_num_pages, KMemoryState state,
- KMemoryPermission perm, PAddr map_addr) {
+ResultVal<VAddr> KPageTable::AllocateAndMapMemory(std::size_t needed_num_pages, std::size_t align,
+ bool is_map_only, VAddr region_start,
+ std::size_t region_num_pages, KMemoryState state,
+ KMemoryPermission perm, PAddr map_addr) {
std::lock_guard lock{page_table_lock};
if (!CanContain(region_start, region_num_pages * PageSize, state)) {
@@ -852,7 +852,7 @@ ResultVal<VAddr> PageTable::AllocateAndMapMemory(std::size_t needed_num_pages, s
return MakeResult<VAddr>(addr);
}
-ResultCode PageTable::LockForDeviceAddressSpace(VAddr addr, std::size_t size) {
+ResultCode KPageTable::LockForDeviceAddressSpace(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
KMemoryPermission perm{};
@@ -875,7 +875,7 @@ ResultCode PageTable::LockForDeviceAddressSpace(VAddr addr, std::size_t size) {
return RESULT_SUCCESS;
}
-ResultCode PageTable::UnlockForDeviceAddressSpace(VAddr addr, std::size_t size) {
+ResultCode KPageTable::UnlockForDeviceAddressSpace(VAddr addr, std::size_t size) {
std::lock_guard lock{page_table_lock};
KMemoryPermission perm{};
@@ -898,13 +898,13 @@ ResultCode PageTable::UnlockForDeviceAddressSpace(VAddr addr, std::size_t size)
return RESULT_SUCCESS;
}
-ResultCode PageTable::InitializeMemoryLayout(VAddr start, VAddr end) {
+ResultCode KPageTable::InitializeMemoryLayout(VAddr start, VAddr end) {
block_manager = std::make_unique<KMemoryBlockManager>(start, end);
return RESULT_SUCCESS;
}
-bool PageTable::IsRegionMapped(VAddr address, u64 size) {
+bool KPageTable::IsRegionMapped(VAddr address, u64 size) {
return CheckMemoryState(address, size, KMemoryState::All, KMemoryState::Free,
KMemoryPermission::Mask, KMemoryPermission::None,
KMemoryAttribute::Mask, KMemoryAttribute::None,
@@ -912,7 +912,7 @@ bool PageTable::IsRegionMapped(VAddr address, u64 size) {
.IsError();
}
-bool PageTable::IsRegionContiguous(VAddr addr, u64 size) const {
+bool KPageTable::IsRegionContiguous(VAddr addr, u64 size) const {
auto start_ptr = system.Memory().GetPointer(addr);
for (u64 offset{}; offset < size; offset += PageSize) {
if (start_ptr != system.Memory().GetPointer(addr + offset)) {
@@ -923,8 +923,8 @@ bool PageTable::IsRegionContiguous(VAddr addr, u64 size) const {
return true;
}
-void PageTable::AddRegionToPages(VAddr start, std::size_t num_pages,
- KPageLinkedList& page_linked_list) {
+void KPageTable::AddRegionToPages(VAddr start, std::size_t num_pages,
+ KPageLinkedList& page_linked_list) {
VAddr addr{start};
while (addr < start + (num_pages * PageSize)) {
const PAddr paddr{GetPhysicalAddr(addr)};
@@ -936,8 +936,8 @@ void PageTable::AddRegionToPages(VAddr start, std::size_t num_pages,
}
}
-VAddr PageTable::AllocateVirtualMemory(VAddr start, std::size_t region_num_pages,
- u64 needed_num_pages, std::size_t align) {
+VAddr KPageTable::AllocateVirtualMemory(VAddr start, std::size_t region_num_pages,
+ u64 needed_num_pages, std::size_t align) {
if (is_aslr_enabled) {
UNIMPLEMENTED();
}
@@ -945,8 +945,8 @@ VAddr PageTable::AllocateVirtualMemory(VAddr start, std::size_t region_num_pages
IsKernel() ? 1 : 4);
}
-ResultCode PageTable::Operate(VAddr addr, std::size_t num_pages, const KPageLinkedList& page_group,
- OperationType operation) {
+ResultCode KPageTable::Operate(VAddr addr, std::size_t num_pages, const KPageLinkedList& page_group,
+ OperationType operation) {
std::lock_guard lock{page_table_lock};
ASSERT(Common::IsAligned(addr, PageSize));
@@ -970,8 +970,8 @@ ResultCode PageTable::Operate(VAddr addr, std::size_t num_pages, const KPageLink
return RESULT_SUCCESS;
}
-ResultCode PageTable::Operate(VAddr addr, std::size_t num_pages, KMemoryPermission perm,
- OperationType operation, PAddr map_addr) {
+ResultCode KPageTable::Operate(VAddr addr, std::size_t num_pages, KMemoryPermission perm,
+ OperationType operation, PAddr map_addr) {
std::lock_guard lock{page_table_lock};
ASSERT(num_pages > 0);
@@ -997,7 +997,7 @@ ResultCode PageTable::Operate(VAddr addr, std::size_t num_pages, KMemoryPermissi
return RESULT_SUCCESS;
}
-constexpr VAddr PageTable::GetRegionAddress(KMemoryState state) const {
+constexpr VAddr KPageTable::GetRegionAddress(KMemoryState state) const {
switch (state) {
case KMemoryState::Free:
case KMemoryState::Kernel:
@@ -1032,7 +1032,7 @@ constexpr VAddr PageTable::GetRegionAddress(KMemoryState state) const {
}
}
-constexpr std::size_t PageTable::GetRegionSize(KMemoryState state) const {
+constexpr std::size_t KPageTable::GetRegionSize(KMemoryState state) const {
switch (state) {
case KMemoryState::Free:
case KMemoryState::Kernel:
@@ -1067,7 +1067,7 @@ constexpr std::size_t PageTable::GetRegionSize(KMemoryState state) const {
}
}
-constexpr bool PageTable::CanContain(VAddr addr, std::size_t size, KMemoryState state) const {
+constexpr bool KPageTable::CanContain(VAddr addr, std::size_t size, KMemoryState state) const {
const VAddr end{addr + size};
const VAddr last{end - 1};
const VAddr region_start{GetRegionAddress(state)};
@@ -1109,10 +1109,11 @@ constexpr bool PageTable::CanContain(VAddr addr, std::size_t size, KMemoryState
}
}
-constexpr ResultCode PageTable::CheckMemoryState(const KMemoryInfo& info, KMemoryState state_mask,
- KMemoryState state, KMemoryPermission perm_mask,
- KMemoryPermission perm, KMemoryAttribute attr_mask,
- KMemoryAttribute attr) const {
+constexpr ResultCode KPageTable::CheckMemoryState(const KMemoryInfo& info, KMemoryState state_mask,
+ KMemoryState state, KMemoryPermission perm_mask,
+ KMemoryPermission perm,
+ KMemoryAttribute attr_mask,
+ KMemoryAttribute attr) const {
// Validate the states match expectation
if ((info.state & state_mask) != state) {
return ResultInvalidCurrentMemory;
@@ -1127,12 +1128,12 @@ constexpr ResultCode PageTable::CheckMemoryState(const KMemoryInfo& info, KMemor
return RESULT_SUCCESS;
}
-ResultCode PageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
- KMemoryAttribute* out_attr, VAddr addr, std::size_t size,
- KMemoryState state_mask, KMemoryState state,
- KMemoryPermission perm_mask, KMemoryPermission perm,
- KMemoryAttribute attr_mask, KMemoryAttribute attr,
- KMemoryAttribute ignore_attr) {
+ResultCode KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
+ KMemoryAttribute* out_attr, VAddr addr, std::size_t size,
+ KMemoryState state_mask, KMemoryState state,
+ KMemoryPermission perm_mask, KMemoryPermission perm,
+ KMemoryAttribute attr_mask, KMemoryAttribute attr,
+ KMemoryAttribute ignore_attr) {
std::lock_guard lock{page_table_lock};
// Get information about the first block
@@ -1186,4 +1187,4 @@ ResultCode PageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermissio
return RESULT_SUCCESS;
}
-} // namespace Kernel::Memory
+} // namespace Kernel
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-13 18:00:09 +0200