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early-access version 1559

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pineappleEA
2021-04-05 01:30:07 +02:00
parent 9ecece0489
commit 83a618c598
94 changed files with 6745 additions and 940 deletions
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8
src/core/hle/kernel/hle_ipc.cpp
View File

@@ -75,10 +75,14 @@ void HLERequestContext::ParseCommandBuffer(const HandleTable& handle_table, u32_
if (incoming) {
// Populate the object lists with the data in the IPC request.
for (u32 handle = 0; handle < handle_descriptor_header->num_handles_to_copy; ++handle) {
copy_objects.push_back(handle_table.GetGeneric(rp.Pop<Handle>()));
const u32 copy_handle{rp.Pop<Handle>()};
copy_handles.push_back(copy_handle);
copy_objects.push_back(handle_table.GetGeneric(copy_handle));
}
for (u32 handle = 0; handle < handle_descriptor_header->num_handles_to_move; ++handle) {
move_objects.push_back(handle_table.GetGeneric(rp.Pop<Handle>()));
const u32 move_handle{rp.Pop<Handle>()};
move_handles.push_back(move_handle);
move_objects.push_back(handle_table.GetGeneric(move_handle));
}
} else {
// For responses we just ignore the handles, they're empty and will be populated when

10
src/core/hle/kernel/hle_ipc.h
View File

@@ -210,6 +210,14 @@ public:
/// Helper function to test whether the output buffer at buffer_index can be written
bool CanWriteBuffer(std::size_t buffer_index = 0) const;
Handle GetCopyHandle(std::size_t index) const {
return copy_handles.at(index);
}
Handle GetMoveHandle(std::size_t index) const {
return move_handles.at(index);
}
template <typename T>
std::shared_ptr<T> GetCopyObject(std::size_t index) {
return DynamicObjectCast<T>(copy_objects.at(index));
@@ -285,6 +293,8 @@ private:
std::shared_ptr<Kernel::ServerSession> server_session;
std::shared_ptr<KThread> thread;
// TODO(yuriks): Check common usage of this and optimize size accordingly
boost::container::small_vector<Handle, 8> move_handles;
boost::container::small_vector<Handle, 8> copy_handles;
boost::container::small_vector<std::shared_ptr<Object>, 8> move_objects;
boost::container::small_vector<std::shared_ptr<Object>, 8> copy_objects;
boost::container::small_vector<std::shared_ptr<SessionRequestHandler>, 8> domain_objects;

43
src/core/hle/kernel/k_address_space_info.cpp
View File

@@ -5,45 +5,34 @@
#include <array>
#include "common/assert.h"
#include "common/common_sizes.h"
#include "core/hle/kernel/k_address_space_info.h"
namespace Kernel {
namespace {
enum : u64 {
Size_1_MB = 0x100000,
Size_2_MB = 2 * Size_1_MB,
Size_128_MB = 128 * Size_1_MB,
Size_1_GB = 0x40000000,
Size_2_GB = 2 * Size_1_GB,
Size_4_GB = 4 * Size_1_GB,
Size_6_GB = 6 * Size_1_GB,
Size_64_GB = 64 * Size_1_GB,
Size_512_GB = 512 * Size_1_GB,
Invalid = std::numeric_limits<u64>::max(),
};
// clang-format off
constexpr std::array<KAddressSpaceInfo, 13> AddressSpaceInfos{{
{ .bit_width = 32, .address = Size_2_MB , .size = Size_1_GB - Size_2_MB , .type = KAddressSpaceInfo::Type::MapSmall, },
{ .bit_width = 32, .address = Size_1_GB , .size = Size_4_GB - Size_1_GB , .type = KAddressSpaceInfo::Type::MapLarge, },
{ .bit_width = 32, .address = Invalid , .size = Size_1_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 32, .address = Invalid , .size = Size_1_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 36, .address = Size_128_MB, .size = Size_2_GB - Size_128_MB, .type = KAddressSpaceInfo::Type::MapSmall, },
{ .bit_width = 36, .address = Size_2_GB , .size = Size_64_GB - Size_2_GB , .type = KAddressSpaceInfo::Type::MapLarge, },
{ .bit_width = 36, .address = Invalid , .size = Size_6_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 36, .address = Invalid , .size = Size_6_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 39, .address = Size_128_MB, .size = Size_512_GB - Size_128_MB, .type = KAddressSpaceInfo::Type::Map39Bit, },
{ .bit_width = 39, .address = Invalid , .size = Size_64_GB , .type = KAddressSpaceInfo::Type::MapSmall },
{ .bit_width = 39, .address = Invalid , .size = Size_6_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 39, .address = Invalid , .size = Size_64_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 39, .address = Invalid , .size = Size_2_GB , .type = KAddressSpaceInfo::Type::Stack, },
{ .bit_width = 32, .address = Common::Size_2_MB , .size = Common::Size_1_GB - Common::Size_2_MB , .type = KAddressSpaceInfo::Type::MapSmall, },
{ .bit_width = 32, .address = Common::Size_1_GB , .size = Common::Size_4_GB - Common::Size_1_GB , .type = KAddressSpaceInfo::Type::MapLarge, },
{ .bit_width = 32, .address = Common::Size_Invalid, .size = Common::Size_1_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 32, .address = Common::Size_Invalid, .size = Common::Size_1_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 36, .address = Common::Size_128_MB , .size = Common::Size_2_GB - Common::Size_128_MB, .type = KAddressSpaceInfo::Type::MapSmall, },
{ .bit_width = 36, .address = Common::Size_2_GB , .size = Common::Size_64_GB - Common::Size_2_GB , .type = KAddressSpaceInfo::Type::MapLarge, },
{ .bit_width = 36, .address = Common::Size_Invalid, .size = Common::Size_6_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 36, .address = Common::Size_Invalid, .size = Common::Size_6_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 39, .address = Common::Size_128_MB , .size = Common::Size_512_GB - Common::Size_128_MB, .type = KAddressSpaceInfo::Type::Map39Bit, },
{ .bit_width = 39, .address = Common::Size_Invalid, .size = Common::Size_64_GB , .type = KAddressSpaceInfo::Type::MapSmall },
{ .bit_width = 39, .address = Common::Size_Invalid, .size = Common::Size_6_GB , .type = KAddressSpaceInfo::Type::Heap, },
{ .bit_width = 39, .address = Common::Size_Invalid, .size = Common::Size_64_GB , .type = KAddressSpaceInfo::Type::Alias, },
{ .bit_width = 39, .address = Common::Size_Invalid, .size = Common::Size_2_GB , .type = KAddressSpaceInfo::Type::Stack, },
}};
// clang-format on
constexpr bool IsAllowedIndexForAddress(std::size_t index) {
return index < AddressSpaceInfos.size() && AddressSpaceInfos[index].address != Invalid;
return index < AddressSpaceInfos.size() &&
AddressSpaceInfos[index].address != Common::Size_Invalid;
}
using IndexArray =

407
src/core/hle/kernel/k_memory_layout.h
View File

@@ -1,23 +1,69 @@
// Copyright 2020 yuzu Emulator Project
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <utility>
#include "common/alignment.h"
#include "common/common_sizes.h"
#include "common/common_types.h"
#include "core/device_memory.h"
#include "core/hle/kernel/k_memory_region.h"
#include "core/hle/kernel/k_memory_region_type.h"
#include "core/hle/kernel/memory_types.h"
namespace Kernel {
constexpr std::size_t KernelAslrAlignment = 2 * 1024 * 1024;
constexpr std::size_t L1BlockSize = Common::Size_1_GB;
constexpr std::size_t L2BlockSize = Common::Size_2_MB;
constexpr std::size_t GetMaximumOverheadSize(std::size_t size) {
return (Common::DivideUp(size, L1BlockSize) + Common::DivideUp(size, L2BlockSize)) * PageSize;
}
constexpr std::size_t MainMemorySize = Common::Size_4_GB;
constexpr std::size_t MainMemorySizeMax = Common::Size_8_GB;
constexpr std::size_t ReservedEarlyDramSize = 0x60000;
constexpr std::size_t DramPhysicalAddress = 0x80000000;
constexpr std::size_t KernelAslrAlignment = Common::Size_2_MB;
constexpr std::size_t KernelVirtualAddressSpaceWidth = 1ULL << 39;
constexpr std::size_t KernelPhysicalAddressSpaceWidth = 1ULL << 48;
constexpr std::size_t KernelVirtualAddressSpaceBase = 0ULL - KernelVirtualAddressSpaceWidth;
constexpr std::size_t KernelVirtualAddressSpaceEnd =
KernelVirtualAddressSpaceBase + (KernelVirtualAddressSpaceWidth - KernelAslrAlignment);
constexpr std::size_t KernelVirtualAddressSpaceLast = KernelVirtualAddressSpaceEnd - 1;
constexpr std::size_t KernelVirtualAddressSpaceLast = KernelVirtualAddressSpaceEnd - 1ULL;
constexpr std::size_t KernelVirtualAddressSpaceSize =
KernelVirtualAddressSpaceEnd - KernelVirtualAddressSpaceBase;
constexpr std::size_t KernelVirtualAddressCodeBase = KernelVirtualAddressSpaceBase;
constexpr std::size_t KernelVirtualAddressCodeSize = 0x62000;
constexpr std::size_t KernelVirtualAddressCodeEnd =
KernelVirtualAddressCodeBase + KernelVirtualAddressCodeSize;
constexpr std::size_t KernelPhysicalAddressSpaceBase = 0ULL;
constexpr std::size_t KernelPhysicalAddressSpaceEnd =
KernelPhysicalAddressSpaceBase + KernelPhysicalAddressSpaceWidth;
constexpr std::size_t KernelPhysicalAddressSpaceLast = KernelPhysicalAddressSpaceEnd - 1ULL;
constexpr std::size_t KernelPhysicalAddressSpaceSize =
KernelPhysicalAddressSpaceEnd - KernelPhysicalAddressSpaceBase;
constexpr std::size_t KernelPhysicalAddressCodeBase = DramPhysicalAddress + ReservedEarlyDramSize;
constexpr std::size_t KernelPageTableHeapSize = GetMaximumOverheadSize(MainMemorySizeMax);
constexpr std::size_t KernelInitialPageHeapSize = Common::Size_128_KB;
constexpr std::size_t KernelSlabHeapDataSize = Common::Size_5_MB;
constexpr std::size_t KernelSlabHeapGapsSize = Common::Size_2_MB - Common::Size_64_KB;
constexpr std::size_t KernelSlabHeapSize = KernelSlabHeapDataSize + KernelSlabHeapGapsSize;
// NOTE: This is calculated from KThread slab counts, assuming KThread size <= 0x860.
constexpr std::size_t KernelSlabHeapAdditionalSize = 0x68000ULL;
constexpr std::size_t KernelResourceSize =
KernelPageTableHeapSize + KernelInitialPageHeapSize + KernelSlabHeapSize;
constexpr bool IsKernelAddressKey(VAddr key) {
return KernelVirtualAddressSpaceBase <= key && key <= KernelVirtualAddressSpaceLast;
@@ -27,64 +73,327 @@ constexpr bool IsKernelAddress(VAddr address) {
return KernelVirtualAddressSpaceBase <= address && address < KernelVirtualAddressSpaceEnd;
}
class KMemoryRegion final {
friend class KMemoryLayout;
public:
constexpr PAddr StartAddress() const {
return start_address;
}
constexpr PAddr EndAddress() const {
return end_address;
}
private:
constexpr KMemoryRegion() = default;
constexpr KMemoryRegion(PAddr start_address, PAddr end_address)
: start_address{start_address}, end_address{end_address} {}
const PAddr start_address{};
const PAddr end_address{};
};
class KMemoryLayout final {
public:
constexpr const KMemoryRegion& Application() const {
return application;
KMemoryLayout();
KMemoryRegionTree& GetVirtualMemoryRegionTree() {
return virtual_tree;
}
const KMemoryRegionTree& GetVirtualMemoryRegionTree() const {
return virtual_tree;
}
KMemoryRegionTree& GetPhysicalMemoryRegionTree() {
return physical_tree;
}
const KMemoryRegionTree& GetPhysicalMemoryRegionTree() const {
return physical_tree;
}
KMemoryRegionTree& GetVirtualLinearMemoryRegionTree() {
return virtual_linear_tree;
}
const KMemoryRegionTree& GetVirtualLinearMemoryRegionTree() const {
return virtual_linear_tree;
}
KMemoryRegionTree& GetPhysicalLinearMemoryRegionTree() {
return physical_linear_tree;
}
const KMemoryRegionTree& GetPhysicalLinearMemoryRegionTree() const {
return physical_linear_tree;
}
constexpr const KMemoryRegion& Applet() const {
return applet;
VAddr GetLinearVirtualAddress(PAddr address) const {
return address + linear_phys_to_virt_diff;
}
PAddr GetLinearPhysicalAddress(VAddr address) const {
return address + linear_virt_to_phys_diff;
}
constexpr const KMemoryRegion& System() const {
return system;
const KMemoryRegion* FindVirtual(VAddr address) const {
return Find(address, GetVirtualMemoryRegionTree());
}
const KMemoryRegion* FindPhysical(PAddr address) const {
return Find(address, GetPhysicalMemoryRegionTree());
}
static constexpr KMemoryLayout GetDefaultLayout() {
constexpr std::size_t application_size{0xcd500000};
constexpr std::size_t applet_size{0x1fb00000};
constexpr PAddr application_start_address{Core::DramMemoryMap::End - application_size};
constexpr PAddr application_end_address{Core::DramMemoryMap::End};
constexpr PAddr applet_start_address{application_start_address - applet_size};
constexpr PAddr applet_end_address{applet_start_address + applet_size};
constexpr PAddr system_start_address{Core::DramMemoryMap::SlabHeapEnd};
constexpr PAddr system_end_address{applet_start_address};
return {application_start_address, application_end_address, applet_start_address,
applet_end_address, system_start_address, system_end_address};
const KMemoryRegion* FindVirtualLinear(VAddr address) const {
return Find(address, GetVirtualLinearMemoryRegionTree());
}
const KMemoryRegion* FindPhysicalLinear(PAddr address) const {
return Find(address, GetPhysicalLinearMemoryRegionTree());
}
VAddr GetMainStackTopAddress(s32 core_id) const {
return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscMainStack);
}
VAddr GetIdleStackTopAddress(s32 core_id) const {
return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscIdleStack);
}
VAddr GetExceptionStackTopAddress(s32 core_id) const {
return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscExceptionStack);
}
VAddr GetSlabRegionAddress() const {
return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab))
.GetAddress();
}
const KMemoryRegion& GetDeviceRegion(KMemoryRegionType type) const {
return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(type));
}
PAddr GetDevicePhysicalAddress(KMemoryRegionType type) const {
return GetDeviceRegion(type).GetAddress();
}
VAddr GetDeviceVirtualAddress(KMemoryRegionType type) const {
return GetDeviceRegion(type).GetPairAddress();
}
const KMemoryRegion& GetPoolManagementRegion() const {
return Dereference(
GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_VirtualDramPoolManagement));
}
const KMemoryRegion& GetPageTableHeapRegion() const {
return Dereference(
GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_VirtualDramKernelPtHeap));
}
const KMemoryRegion& GetKernelStackRegion() const {
return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelStack));
}
const KMemoryRegion& GetTempRegion() const {
return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelTemp));
}
const KMemoryRegion& GetKernelTraceBufferRegion() const {
return Dereference(GetVirtualLinearMemoryRegionTree().FindByType(
KMemoryRegionType_VirtualDramKernelTraceBuffer));
}
const KMemoryRegion& GetVirtualLinearRegion(VAddr address) const {
return Dereference(FindVirtualLinear(address));
}
const KMemoryRegion* GetPhysicalKernelTraceBufferRegion() const {
return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_KernelTraceBuffer);
}
const KMemoryRegion* GetPhysicalOnMemoryBootImageRegion() const {
return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_OnMemoryBootImage);
}
const KMemoryRegion* GetPhysicalDTBRegion() const {
return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_DTB);
}
bool IsHeapPhysicalAddress(const KMemoryRegion*& region, PAddr address) const {
return IsTypedAddress(region, address, GetPhysicalLinearMemoryRegionTree(),
KMemoryRegionType_DramUserPool);
}
bool IsHeapVirtualAddress(const KMemoryRegion*& region, VAddr address) const {
return IsTypedAddress(region, address, GetVirtualLinearMemoryRegionTree(),
KMemoryRegionType_VirtualDramUserPool);
}
bool IsHeapPhysicalAddress(const KMemoryRegion*& region, PAddr address, size_t size) const {
return IsTypedAddress(region, address, size, GetPhysicalLinearMemoryRegionTree(),
KMemoryRegionType_DramUserPool);
}
bool IsHeapVirtualAddress(const KMemoryRegion*& region, VAddr address, size_t size) const {
return IsTypedAddress(region, address, size, GetVirtualLinearMemoryRegionTree(),
KMemoryRegionType_VirtualDramUserPool);
}
bool IsLinearMappedPhysicalAddress(const KMemoryRegion*& region, PAddr address) const {
return IsTypedAddress(region, address, GetPhysicalLinearMemoryRegionTree(),
static_cast<KMemoryRegionType>(KMemoryRegionAttr_LinearMapped));
}
bool IsLinearMappedPhysicalAddress(const KMemoryRegion*& region, PAddr address,
size_t size) const {
return IsTypedAddress(region, address, size, GetPhysicalLinearMemoryRegionTree(),
static_cast<KMemoryRegionType>(KMemoryRegionAttr_LinearMapped));
}
std::pair<size_t, size_t> GetTotalAndKernelMemorySizes() const {
size_t total_size = 0, kernel_size = 0;
for (const auto& region : GetPhysicalMemoryRegionTree()) {
if (region.IsDerivedFrom(KMemoryRegionType_Dram)) {
total_size += region.GetSize();
if (!region.IsDerivedFrom(KMemoryRegionType_DramUserPool)) {
kernel_size += region.GetSize();
}
}
}
return std::make_pair(total_size, kernel_size);
}
void InitializeLinearMemoryRegionTrees(PAddr aligned_linear_phys_start,
VAddr linear_virtual_start);
static size_t GetResourceRegionSizeForInit();
auto GetKernelRegionExtents() const {
return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_Kernel);
}
auto GetKernelCodeRegionExtents() const {
return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelCode);
}
auto GetKernelStackRegionExtents() const {
return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelStack);
}
auto GetKernelMiscRegionExtents() const {
return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelMisc);
}
auto GetKernelSlabRegionExtents() const {
return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelSlab);
}
auto GetLinearRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionAttr_LinearMapped);
}
auto GetLinearRegionVirtualExtents() const {
const auto physical = GetLinearRegionPhysicalExtents();
return KMemoryRegion(GetLinearVirtualAddress(physical.GetAddress()),
GetLinearVirtualAddress(physical.GetLastAddress()), 0,
KMemoryRegionType_None);
}
auto GetMainMemoryPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_Dram);
}
auto GetCarveoutRegionExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionAttr_CarveoutProtected);
}
auto GetKernelRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramKernelBase);
}
auto GetKernelCodeRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramKernelCode);
}
auto GetKernelSlabRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramKernelSlab);
}
auto GetKernelPageTableHeapRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramKernelPtHeap);
}
auto GetKernelInitPageTableRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramKernelInitPt);
}
auto GetKernelPoolManagementRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramPoolManagement);
}
auto GetKernelPoolPartitionRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramPoolPartition);
}
auto GetKernelSystemPoolRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramSystemPool);
}
auto GetKernelSystemNonSecurePoolRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramSystemNonSecurePool);
}
auto GetKernelAppletPoolRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramAppletPool);
}
auto GetKernelApplicationPoolRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_DramApplicationPool);
}
auto GetKernelTraceBufferRegionPhysicalExtents() const {
return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionType_KernelTraceBuffer);
}
private:
constexpr KMemoryLayout(PAddr application_start_address, std::size_t application_size,
PAddr applet_start_address, std::size_t applet_size,
PAddr system_start_address, std::size_t system_size)
: application{application_start_address, application_size},
applet{applet_start_address, applet_size}, system{system_start_address, system_size} {}
template <typename AddressType>
static bool IsTypedAddress(const KMemoryRegion*& region, AddressType address,
const KMemoryRegionTree& tree, KMemoryRegionType type) {
// Check if the cached region already contains the address.
if (region != nullptr && region->Contains(address)) {
return true;
}
const KMemoryRegion application;
const KMemoryRegion applet;
const KMemoryRegion system;
// Find the containing region, and update the cache.
if (const KMemoryRegion* found = tree.Find(address);
found != nullptr && found->IsDerivedFrom(type)) {
region = found;
return true;
} else {
return false;
}
}
template <typename AddressType>
static bool IsTypedAddress(const KMemoryRegion*& region, AddressType address, size_t size,
const KMemoryRegionTree& tree, KMemoryRegionType type) {
// Get the end of the checked region.
const u64 last_address = address + size - 1;
// Walk the tree to verify the region is correct.
const KMemoryRegion* cur =
(region != nullptr && region->Contains(address)) ? region : tree.Find(address);
while (cur != nullptr && cur->IsDerivedFrom(type)) {
if (last_address <= cur->GetLastAddress()) {
region = cur;
return true;
}
cur = cur->GetNext();
}
return false;
}
template <typename AddressType>
static const KMemoryRegion* Find(AddressType address, const KMemoryRegionTree& tree) {
return tree.Find(address);
}
static KMemoryRegion& Dereference(KMemoryRegion* region) {
ASSERT(region != nullptr);
return *region;
}
static const KMemoryRegion& Dereference(const KMemoryRegion* region) {
ASSERT(region != nullptr);
return *region;
}
VAddr GetStackTopAddress(s32 core_id, KMemoryRegionType type) const {
const auto& region = Dereference(
GetVirtualMemoryRegionTree().FindByTypeAndAttribute(type, static_cast<u32>(core_id)));
ASSERT(region.GetEndAddress() != 0);
return region.GetEndAddress();
}
private:
u64 linear_phys_to_virt_diff{};
u64 linear_virt_to_phys_diff{};
KMemoryRegionAllocator memory_region_allocator;
KMemoryRegionTree virtual_tree;
KMemoryRegionTree physical_tree;
KMemoryRegionTree virtual_linear_tree;
KMemoryRegionTree physical_linear_tree;
};
namespace Init {
// These should be generic, regardless of board.
void SetupPoolPartitionMemoryRegions(KMemoryLayout& memory_layout);
// These may be implemented in a board-specific manner.
void SetupDevicePhysicalMemoryRegions(KMemoryLayout& memory_layout);
void SetupDramPhysicalMemoryRegions(KMemoryLayout& memory_layout);
} // namespace Init
} // namespace Kernel

12
src/core/hle/kernel/k_memory_manager.cpp
View File

@@ -173,4 +173,16 @@ ResultCode KMemoryManager::Free(KPageLinkedList& page_list, std::size_t num_page
return RESULT_SUCCESS;
}
std::size_t KMemoryManager::Impl::CalculateManagementOverheadSize(std::size_t region_size) {
const std::size_t ref_count_size = (region_size / PageSize) * sizeof(u16);
const std::size_t optimize_map_size =
(Common::AlignUp((region_size / PageSize), Common::BitSize<u64>()) /
Common::BitSize<u64>()) *
sizeof(u64);
const std::size_t manager_meta_size =
Common::AlignUp(optimize_map_size + ref_count_size, PageSize);
const std::size_t page_heap_size = KPageHeap::CalculateManagementOverheadSize(region_size);
return manager_meta_size + page_heap_size;
}
} // namespace Kernel

18
src/core/hle/kernel/k_memory_manager.h
View File

@@ -29,6 +29,10 @@ public:
Shift = 4,
Mask = (0xF << Shift),
// Aliases.
Unsafe = Application,
Secure = System,
};
enum class Direction : u32 {
@@ -56,6 +60,10 @@ public:
static constexpr std::size_t MaxManagerCount = 10;
public:
static std::size_t CalculateManagementOverheadSize(std::size_t region_size) {
return Impl::CalculateManagementOverheadSize(region_size);
}
static constexpr u32 EncodeOption(Pool pool, Direction dir) {
return (static_cast<u32>(pool) << static_cast<u32>(Pool::Shift)) |
(static_cast<u32>(dir) << static_cast<u32>(Direction::Shift));
@@ -85,6 +93,16 @@ private:
KPageHeap heap;
Pool pool{};
public:
static std::size_t CalculateManagementOverheadSize(std::size_t region_size);
static constexpr std::size_t CalculateOptimizedProcessOverheadSize(
std::size_t region_size) {
return (Common::AlignUp((region_size / PageSize), Common::BitSize<u64>()) /
Common::BitSize<u64>()) *
sizeof(u64);
}
public:
Impl() = default;

22
src/core/hle/kernel/k_scheduler.cpp
View File

@@ -62,7 +62,7 @@ void KScheduler::RescheduleCores(KernelCore& kernel, u64 cores_pending_reschedul
}
u64 KScheduler::UpdateHighestPriorityThread(KThread* highest_thread) {
std::scoped_lock lock{guard};
KScopedSpinLock lk{guard};
if (KThread* prev_highest_thread = state.highest_priority_thread;
prev_highest_thread != highest_thread) {
if (prev_highest_thread != nullptr) {
@@ -637,11 +637,11 @@ void KScheduler::RescheduleCurrentCore() {
if (phys_core.IsInterrupted()) {
phys_core.ClearInterrupt();
}
guard.lock();
guard.Lock();
if (state.needs_scheduling.load()) {
Schedule();
} else {
guard.unlock();
guard.Unlock();
}
}
@@ -669,7 +669,7 @@ void KScheduler::Unload(KThread* thread) {
} else {
prev_thread = nullptr;
}
thread->context_guard.unlock();
thread->context_guard.Unlock();
}
}
@@ -713,7 +713,7 @@ void KScheduler::ScheduleImpl() {
// If we're not actually switching thread, there's nothing to do.
if (next_thread == current_thread.load()) {
guard.unlock();
guard.Unlock();
return;
}
@@ -732,7 +732,7 @@ void KScheduler::ScheduleImpl() {
} else {
old_context = &idle_thread->GetHostContext();
}
guard.unlock();
guard.Unlock();
Common::Fiber::YieldTo(*old_context, *switch_fiber);
/// When a thread wakes up, the scheduler may have changed to other in another core.
@@ -748,24 +748,24 @@ void KScheduler::OnSwitch(void* this_scheduler) {
void KScheduler::SwitchToCurrent() {
while (true) {
{
std::scoped_lock lock{guard};
KScopedSpinLock lk{guard};
current_thread.store(state.highest_priority_thread);
state.needs_scheduling.store(false);
}
const auto is_switch_pending = [this] {
std::scoped_lock lock{guard};
KScopedSpinLock lk{guard};
return state.needs_scheduling.load();
};
do {
auto next_thread = current_thread.load();
if (next_thread != nullptr) {
next_thread->context_guard.lock();
next_thread->context_guard.Lock();
if (next_thread->GetRawState() != ThreadState::Runnable) {
next_thread->context_guard.unlock();
next_thread->context_guard.Unlock();
break;
}
if (next_thread->GetActiveCore() != core_id) {
next_thread->context_guard.unlock();
next_thread->context_guard.Unlock();
break;
}
}

7
src/core/hle/kernel/k_scheduler.h
View File

@@ -2,19 +2,16 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
// This file references various implementation details from Atmosphere, an open-source firmware for
// the Nintendo Switch. Copyright 2018-2020 Atmosphere-NX.
#pragma once
#include <atomic>
#include "common/common_types.h"
#include "common/spin_lock.h"
#include "core/hle/kernel/global_scheduler_context.h"
#include "core/hle/kernel/k_priority_queue.h"
#include "core/hle/kernel/k_scheduler_lock.h"
#include "core/hle/kernel/k_scoped_lock.h"
#include "core/hle/kernel/k_spin_lock.h"
namespace Common {
class Fiber;
@@ -195,7 +192,7 @@ private:
u64 last_context_switch_time{};
const s32 core_id;
Common::SpinLock guard{};
KSpinLock guard{};
};
class KScopedSchedulerLock : KScopedLock<GlobalSchedulerContext::LockType> {

11
src/core/hle/kernel/k_scheduler_lock.h
View File

@@ -2,14 +2,11 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
// This file references various implementation details from Atmosphere, an open-source firmware for
// the Nintendo Switch. Copyright 2018-2020 Atmosphere-NX.
#pragma once
#include "common/assert.h"
#include "common/spin_lock.h"
#include "core/hardware_properties.h"
#include "core/hle/kernel/k_spin_lock.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/kernel.h"
@@ -34,7 +31,7 @@ public:
} else {
// Otherwise, we want to disable scheduling and acquire the spinlock.
SchedulerType::DisableScheduling(kernel);
spin_lock.lock();
spin_lock.Lock();
// For debug, ensure that our state is valid.
ASSERT(lock_count == 0);
@@ -58,7 +55,7 @@ public:
// Note that we no longer hold the lock, and unlock the spinlock.
owner_thread = nullptr;
spin_lock.unlock();
spin_lock.Unlock();
// Enable scheduling, and perform a rescheduling operation.
SchedulerType::EnableScheduling(kernel, cores_needing_scheduling);
@@ -67,7 +64,7 @@ public:
private:
KernelCore& kernel;
Common::SpinLock spin_lock{};
KAlignedSpinLock spin_lock{};
s32 lock_count{};
KThread* owner_thread{};
};

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

@@ -28,6 +28,12 @@ private:
std::atomic_flag lck = ATOMIC_FLAG_INIT;
};
// TODO(bunnei): Alias for now, in case we want to implement these accurately in the future.
using KAlignedSpinLock = KSpinLock;
using KNotAlignedSpinLock = KSpinLock;
using KScopedSpinLock = KScopedLock<KSpinLock>;
using KScopedAlignedSpinLock = KScopedLock<KAlignedSpinLock>;
using KScopedNotAlignedSpinLock = KScopedLock<KNotAlignedSpinLock>;
} // namespace Kernel

18
src/core/hle/kernel/k_system_control.h
View File

@@ -6,14 +6,18 @@
#include "common/common_types.h"
#define BOARD_NINTENDO_NX
#ifdef BOARD_NINTENDO_NX
#include "core/hle/kernel/board/nintendo/nx/k_system_control.h"
namespace Kernel {
class KSystemControl {
public:
KSystemControl() = default;
static u64 GenerateRandomRange(u64 min, u64 max);
static u64 GenerateRandomU64();
};
using Kernel::Board::Nintendo::Nx::KSystemControl;
} // namespace Kernel
#else
#error "Unknown board for KSystemControl"
#endif

4
src/core/hle/kernel/k_thread.h
View File

@@ -14,10 +14,10 @@
#include "common/common_types.h"
#include "common/intrusive_red_black_tree.h"
#include "common/spin_lock.h"
#include "core/arm/arm_interface.h"
#include "core/hle/kernel/k_affinity_mask.h"
#include "core/hle/kernel/k_light_lock.h"
#include "core/hle/kernel/k_spin_lock.h"
#include "core/hle/kernel/k_synchronization_object.h"
#include "core/hle/kernel/object.h"
#include "core/hle/kernel/svc_common.h"
@@ -732,7 +732,7 @@ private:
s8 priority_inheritance_count{};
bool resource_limit_release_hint{};
StackParameters stack_parameters{};
Common::SpinLock context_guard{};
KSpinLock context_guard{};
// For emulation
std::shared_ptr<Common::Fiber> host_context{};

322
src/core/hle/kernel/kernel.cpp
View File

@@ -1,4 +1,4 @@
// Copyright 2014 Citra Emulator Project
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
@@ -12,6 +12,7 @@
#include <utility>
#include "common/assert.h"
#include "common/common_sizes.h"
#include "common/logging/log.h"
#include "common/microprofile.h"
#include "common/thread.h"
@@ -268,45 +269,314 @@ struct KernelCore::Impl {
return schedulers[thread_id]->GetCurrentThread();
}
void DeriveInitialMemoryLayout(KMemoryLayout& memory_layout) {
// Insert the root region for the virtual memory tree, from which all other regions will
// derive.
memory_layout.GetVirtualMemoryRegionTree().InsertDirectly(
KernelVirtualAddressSpaceBase,
KernelVirtualAddressSpaceBase + KernelVirtualAddressSpaceSize - 1);
// Insert the root region for the physical memory tree, from which all other regions will
// derive.
memory_layout.GetPhysicalMemoryRegionTree().InsertDirectly(
KernelPhysicalAddressSpaceBase,
KernelPhysicalAddressSpaceBase + KernelPhysicalAddressSpaceSize - 1);
// Save start and end for ease of use.
const VAddr code_start_virt_addr = KernelVirtualAddressCodeBase;
const VAddr code_end_virt_addr = KernelVirtualAddressCodeEnd;
// Setup the containing kernel region.
constexpr size_t KernelRegionSize = Common::Size_1_GB;
constexpr size_t KernelRegionAlign = Common::Size_1_GB;
constexpr VAddr kernel_region_start =
Common::AlignDown(code_start_virt_addr, KernelRegionAlign);
size_t kernel_region_size = KernelRegionSize;
if (!(kernel_region_start + KernelRegionSize - 1 <= KernelVirtualAddressSpaceLast)) {
kernel_region_size = KernelVirtualAddressSpaceEnd - kernel_region_start;
}
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
kernel_region_start, kernel_region_size, KMemoryRegionType_Kernel));
// Setup the code region.
constexpr size_t CodeRegionAlign = PageSize;
constexpr VAddr code_region_start =
Common::AlignDown(code_start_virt_addr, CodeRegionAlign);
constexpr VAddr code_region_end = Common::AlignUp(code_end_virt_addr, CodeRegionAlign);
constexpr size_t code_region_size = code_region_end - code_region_start;
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
code_region_start, code_region_size, KMemoryRegionType_KernelCode));
// Setup board-specific device physical regions.
Init::SetupDevicePhysicalMemoryRegions(memory_layout);
// Determine the amount of space needed for the misc region.
size_t misc_region_needed_size;
{
// Each core has a one page stack for all three stack types (Main, Idle, Exception).
misc_region_needed_size = Core::Hardware::NUM_CPU_CORES * (3 * (PageSize + PageSize));
// Account for each auto-map device.
for (const auto& region : memory_layout.GetPhysicalMemoryRegionTree()) {
if (region.HasTypeAttribute(KMemoryRegionAttr_ShouldKernelMap)) {
// Check that the region is valid.
ASSERT(region.GetEndAddress() != 0);
// Account for the region.
misc_region_needed_size +=
PageSize + (Common::AlignUp(region.GetLastAddress(), PageSize) -
Common::AlignDown(region.GetAddress(), PageSize));
}
}
// Multiply the needed size by three, to account for the need for guard space.
misc_region_needed_size *= 3;
}
// Decide on the actual size for the misc region.
constexpr size_t MiscRegionAlign = KernelAslrAlignment;
constexpr size_t MiscRegionMinimumSize = Common::Size_32_MB;
const size_t misc_region_size = Common::AlignUp(
std::max(misc_region_needed_size, MiscRegionMinimumSize), MiscRegionAlign);
ASSERT(misc_region_size > 0);
// Setup the misc region.
const VAddr misc_region_start =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegion(
misc_region_size, MiscRegionAlign, KMemoryRegionType_Kernel);
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
misc_region_start, misc_region_size, KMemoryRegionType_KernelMisc));
// Setup the stack region.
constexpr size_t StackRegionSize = Common::Size_14_MB;
constexpr size_t StackRegionAlign = KernelAslrAlignment;
const VAddr stack_region_start =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegion(
StackRegionSize, StackRegionAlign, KMemoryRegionType_Kernel);
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
stack_region_start, StackRegionSize, KMemoryRegionType_KernelStack));
// Determine the size of the resource region.
const size_t resource_region_size = memory_layout.GetResourceRegionSizeForInit();
// Determine the size of the slab region.
const size_t slab_region_size = Common::AlignUp(KernelSlabHeapSize, PageSize);
ASSERT(slab_region_size <= resource_region_size);
// Setup the slab region.
const PAddr code_start_phys_addr = KernelPhysicalAddressCodeBase;
const PAddr code_end_phys_addr = code_start_phys_addr + code_region_size;
const PAddr slab_start_phys_addr = code_end_phys_addr;
const PAddr slab_end_phys_addr = slab_start_phys_addr + slab_region_size;
constexpr size_t SlabRegionAlign = KernelAslrAlignment;
const size_t slab_region_needed_size =
Common::AlignUp(code_end_phys_addr + slab_region_size, SlabRegionAlign) -
Common::AlignDown(code_end_phys_addr, SlabRegionAlign);
const VAddr slab_region_start =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegion(
slab_region_needed_size, SlabRegionAlign, KMemoryRegionType_Kernel) +
(code_end_phys_addr % SlabRegionAlign);
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
slab_region_start, slab_region_size, KMemoryRegionType_KernelSlab));
// Setup the temp region.
constexpr size_t TempRegionSize = Common::Size_128_MB;
constexpr size_t TempRegionAlign = KernelAslrAlignment;
const VAddr temp_region_start =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegion(
TempRegionSize, TempRegionAlign, KMemoryRegionType_Kernel);
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(temp_region_start, TempRegionSize,
KMemoryRegionType_KernelTemp));
// Automatically map in devices that have auto-map attributes.
for (auto& region : memory_layout.GetPhysicalMemoryRegionTree()) {
// We only care about kernel regions.
if (!region.IsDerivedFrom(KMemoryRegionType_Kernel)) {
continue;
}
// Check whether we should map the region.
if (!region.HasTypeAttribute(KMemoryRegionAttr_ShouldKernelMap)) {
continue;
}
// If this region has already been mapped, no need to consider it.
if (region.HasTypeAttribute(KMemoryRegionAttr_DidKernelMap)) {
continue;
}
// Check that the region is valid.
ASSERT(region.GetEndAddress() != 0);
// Set the attribute to note we've mapped this region.
region.SetTypeAttribute(KMemoryRegionAttr_DidKernelMap);
// Create a virtual pair region and insert it into the tree.
const PAddr map_phys_addr = Common::AlignDown(region.GetAddress(), PageSize);
const size_t map_size =
Common::AlignUp(region.GetEndAddress(), PageSize) - map_phys_addr;
const VAddr map_virt_addr =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegionWithGuard(
map_size, PageSize, KMemoryRegionType_KernelMisc, PageSize);
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
map_virt_addr, map_size, KMemoryRegionType_KernelMiscMappedDevice));
region.SetPairAddress(map_virt_addr + region.GetAddress() - map_phys_addr);
}
Init::SetupDramPhysicalMemoryRegions(memory_layout);
// Insert a physical region for the kernel code region.
ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert(
code_start_phys_addr, code_region_size, KMemoryRegionType_DramKernelCode));
// Insert a physical region for the kernel slab region.
ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert(
slab_start_phys_addr, slab_region_size, KMemoryRegionType_DramKernelSlab));
// Determine size available for kernel page table heaps, requiring > 8 MB.
const PAddr 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;
ASSERT(page_table_heap_size / Common::Size_4_MB > 2);
// Insert a physical region for the kernel page table heap region
ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert(
slab_end_phys_addr, page_table_heap_size, KMemoryRegionType_DramKernelPtHeap));
// All DRAM regions that we haven't tagged by this point will be mapped under the linear
// mapping. Tag them.
for (auto& region : memory_layout.GetPhysicalMemoryRegionTree()) {
if (region.GetType() == KMemoryRegionType_Dram) {
// Check that the region is valid.
ASSERT(region.GetEndAddress() != 0);
// Set the linear map attribute.
region.SetTypeAttribute(KMemoryRegionAttr_LinearMapped);
}
}
// Get the linear region extents.
const auto linear_extents =
memory_layout.GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(
KMemoryRegionAttr_LinearMapped);
ASSERT(linear_extents.GetEndAddress() != 0);
// Setup the linear mapping region.
constexpr size_t LinearRegionAlign = Common::Size_1_GB;
const PAddr aligned_linear_phys_start =
Common::AlignDown(linear_extents.GetAddress(), LinearRegionAlign);
const size_t linear_region_size =
Common::AlignUp(linear_extents.GetEndAddress(), LinearRegionAlign) -
aligned_linear_phys_start;
const VAddr linear_region_start =
memory_layout.GetVirtualMemoryRegionTree().GetRandomAlignedRegionWithGuard(
linear_region_size, LinearRegionAlign, KMemoryRegionType_None, LinearRegionAlign);
const u64 linear_region_phys_to_virt_diff = linear_region_start - aligned_linear_phys_start;
// Map and create regions for all the linearly-mapped data.
{
PAddr cur_phys_addr = 0;
u64 cur_size = 0;
for (auto& region : memory_layout.GetPhysicalMemoryRegionTree()) {
if (!region.HasTypeAttribute(KMemoryRegionAttr_LinearMapped)) {
continue;
}
ASSERT(region.GetEndAddress() != 0);
if (cur_size == 0) {
cur_phys_addr = region.GetAddress();
cur_size = region.GetSize();
} else if (cur_phys_addr + cur_size == region.GetAddress()) {
cur_size += region.GetSize();
} else {
cur_phys_addr = region.GetAddress();
cur_size = region.GetSize();
}
const VAddr region_virt_addr =
region.GetAddress() + linear_region_phys_to_virt_diff;
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
region_virt_addr, region.GetSize(),
GetTypeForVirtualLinearMapping(region.GetType())));
region.SetPairAddress(region_virt_addr);
KMemoryRegion* virt_region =
memory_layout.GetVirtualMemoryRegionTree().FindModifiable(region_virt_addr);
ASSERT(virt_region != nullptr);
virt_region->SetPairAddress(region.GetAddress());
}
}
// Insert regions for the initial page table region.
ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert(
resource_end_phys_addr, KernelPageTableHeapSize, KMemoryRegionType_DramKernelInitPt));
ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(
resource_end_phys_addr + linear_region_phys_to_virt_diff, KernelPageTableHeapSize,
KMemoryRegionType_VirtualDramKernelInitPt));
// All linear-mapped DRAM regions that we haven't tagged by this point will be allocated to
// some pool partition. Tag them.
for (auto& region : memory_layout.GetPhysicalMemoryRegionTree()) {
if (region.GetType() == (KMemoryRegionType_Dram | KMemoryRegionAttr_LinearMapped)) {
region.SetType(KMemoryRegionType_DramPoolPartition);
}
}
// Setup all other memory regions needed to arrange the pool partitions.
Init::SetupPoolPartitionMemoryRegions(memory_layout);
// Cache all linear regions in their own trees for faster access, later.
memory_layout.InitializeLinearMemoryRegionTrees(aligned_linear_phys_start,
linear_region_start);
}
void InitializeMemoryLayout() {
// Initialize memory layout
constexpr KMemoryLayout layout{KMemoryLayout::GetDefaultLayout()};
// Derive the initial memory layout from the emulated board
KMemoryLayout memory_layout;
DeriveInitialMemoryLayout(memory_layout);
const auto system_pool = memory_layout.GetKernelSystemPoolRegionPhysicalExtents();
const auto applet_pool = memory_layout.GetKernelAppletPoolRegionPhysicalExtents();
const auto application_pool = memory_layout.GetKernelApplicationPoolRegionPhysicalExtents();
// Initialize memory managers
memory_manager = std::make_unique<KMemoryManager>();
memory_manager->InitializeManager(KMemoryManager::Pool::Application,
application_pool.GetAddress(),
application_pool.GetEndAddress());
memory_manager->InitializeManager(KMemoryManager::Pool::Applet, applet_pool.GetAddress(),
applet_pool.GetEndAddress());
memory_manager->InitializeManager(KMemoryManager::Pool::System, system_pool.GetAddress(),
system_pool.GetEndAddress());
// Setup memory regions for emulated processes
// TODO(bunnei): These should not be hardcoded regions initialized within the kernel
constexpr std::size_t hid_size{0x40000};
constexpr std::size_t font_size{0x1100000};
constexpr std::size_t irs_size{0x8000};
constexpr std::size_t time_size{0x1000};
constexpr PAddr hid_addr{layout.System().StartAddress()};
constexpr PAddr font_pa{layout.System().StartAddress() + hid_size};
constexpr PAddr irs_addr{layout.System().StartAddress() + hid_size + font_size};
constexpr PAddr time_addr{layout.System().StartAddress() + hid_size + font_size + irs_size};
// Initialize memory manager
memory_manager = std::make_unique<KMemoryManager>();
memory_manager->InitializeManager(KMemoryManager::Pool::Application,
layout.Application().StartAddress(),
layout.Application().EndAddress());
memory_manager->InitializeManager(KMemoryManager::Pool::Applet,
layout.Applet().StartAddress(),
layout.Applet().EndAddress());
memory_manager->InitializeManager(KMemoryManager::Pool::System,
layout.System().StartAddress(),
layout.System().EndAddress());
const PAddr hid_phys_addr{system_pool.GetAddress()};
const PAddr font_phys_addr{system_pool.GetAddress() + hid_size};
const PAddr irs_phys_addr{system_pool.GetAddress() + hid_size + font_size};
const PAddr time_phys_addr{system_pool.GetAddress() + hid_size + font_size + irs_size};
hid_shared_mem = Kernel::KSharedMemory::Create(
system.Kernel(), system.DeviceMemory(), nullptr, {hid_addr, hid_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, hid_addr, hid_size,
system.Kernel(), system.DeviceMemory(), nullptr, {hid_phys_addr, hid_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, hid_phys_addr, hid_size,
"HID:SharedMemory");
font_shared_mem = Kernel::KSharedMemory::Create(
system.Kernel(), system.DeviceMemory(), nullptr, {font_pa, font_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, font_pa, font_size,
system.Kernel(), system.DeviceMemory(), nullptr, {font_phys_addr, font_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, font_phys_addr, font_size,
"Font:SharedMemory");
irs_shared_mem = Kernel::KSharedMemory::Create(
system.Kernel(), system.DeviceMemory(), nullptr, {irs_addr, irs_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, irs_addr, irs_size,
system.Kernel(), system.DeviceMemory(), nullptr, {irs_phys_addr, irs_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, irs_phys_addr, irs_size,
"IRS:SharedMemory");
time_shared_mem = Kernel::KSharedMemory::Create(
system.Kernel(), system.DeviceMemory(), nullptr, {time_addr, time_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, time_addr, time_size,
system.Kernel(), system.DeviceMemory(), nullptr, {time_phys_addr, time_size / PageSize},
KMemoryPermission::None, KMemoryPermission::Read, time_phys_addr, time_size,
"Time:SharedMemory");
// Allocate slab heaps

2
src/core/hle/kernel/kernel.h
View File

@@ -1,4 +1,4 @@
// Copyright 2014 Citra Emulator Project / PPSSPP Project
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.