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core: hle: kernel: Integrate system KSystemResource.

This commit is contained in:
bunnei 2022-10-29 14:45:09 -07:00
parent b7b47f3099
commit 32d7faafa8
7 changed files with 209 additions and 69 deletions
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74
src/core/hle/kernel/init/init_slab_setup.cpp
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@ -10,7 +10,9 @@
#include "core/hardware_properties.h"
#include "core/hle/kernel/init/init_slab_setup.h"
#include "core/hle/kernel/k_code_memory.h"
#include "core/hle/kernel/k_debug.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_event_info.h"
#include "core/hle/kernel/k_memory_layout.h"
#include "core/hle/kernel/k_memory_manager.h"
#include "core/hle/kernel/k_page_buffer.h"
@ -22,6 +24,7 @@
#include "core/hle/kernel/k_shared_memory.h"
#include "core/hle/kernel/k_shared_memory_info.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/k_system_resource.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/k_thread_local_page.h"
#include "core/hle/kernel/k_transfer_memory.h"
@ -44,7 +47,10 @@ namespace Kernel::Init {
HANDLER(KThreadLocalPage, \
(SLAB_COUNT(KProcess) + (SLAB_COUNT(KProcess) + SLAB_COUNT(KThread)) / 8), \
##__VA_ARGS__) \
HANDLER(KResourceLimit, (SLAB_COUNT(KResourceLimit)), ##__VA_ARGS__)
HANDLER(KResourceLimit, (SLAB_COUNT(KResourceLimit)), ##__VA_ARGS__) \
HANDLER(KEventInfo, (SLAB_COUNT(KThread) + SLAB_COUNT(KDebug)), ##__VA_ARGS__) \
HANDLER(KDebug, (SLAB_COUNT(KDebug)), ##__VA_ARGS__) \
HANDLER(KSecureSystemResource, (SLAB_COUNT(KProcess)), ##__VA_ARGS__)
namespace {
@ -73,8 +79,20 @@ constexpr size_t SlabCountKResourceLimit = 5;
constexpr size_t SlabCountKDebug = Core::Hardware::NUM_CPU_CORES;
constexpr size_t SlabCountKIoPool = 1;
constexpr size_t SlabCountKIoRegion = 6;
constexpr size_t SlabcountKSessionRequestMappings = 40;
constexpr size_t SlabCountExtraKThread = 160;
constexpr size_t SlabCountExtraKThread = (1024 + 256 + 256) - SlabCountKThread;
namespace test {
static_assert(KernelPageBufferHeapSize ==
2 * PageSize + (SlabCountKProcess + SlabCountKThread +
(SlabCountKProcess + SlabCountKThread) / 8) *
PageSize);
static_assert(KernelPageBufferAdditionalSize ==
(SlabCountExtraKThread + (SlabCountExtraKThread / 8)) * PageSize);
} // namespace test
/// Helper function to translate from the slab virtual address to the reserved location in physical
/// memory.
@ -109,7 +127,7 @@ VAddr InitializeSlabHeap(Core::System& system, KMemoryLayout& memory_layout, VAd
}
size_t CalculateSlabHeapGapSize() {
constexpr size_t KernelSlabHeapGapSize = 2_MiB - 296_KiB;
constexpr size_t KernelSlabHeapGapSize = 2_MiB - 320_KiB;
static_assert(KernelSlabHeapGapSize <= KernelSlabHeapGapsSizeMax);
return KernelSlabHeapGapSize;
}
@ -134,6 +152,7 @@ KSlabResourceCounts KSlabResourceCounts::CreateDefault() {
.num_KDebug = SlabCountKDebug,
.num_KIoPool = SlabCountKIoPool,
.num_KIoRegion = SlabCountKIoRegion,
.num_KSessionRequestMappings = SlabcountKSessionRequestMappings,
};
}
@ -164,29 +183,6 @@ size_t CalculateTotalSlabHeapSize(const KernelCore& kernel) {
return size;
}
void InitializeKPageBufferSlabHeap(Core::System& system) {
auto& kernel = system.Kernel();
const auto& counts = kernel.SlabResourceCounts();
const size_t num_pages =
counts.num_KProcess + counts.num_KThread + (counts.num_KProcess + counts.num_KThread) / 8;
const size_t slab_size = num_pages * PageSize;
// Reserve memory from the system resource limit.
ASSERT(kernel.GetSystemResourceLimit()->Reserve(LimitableResource::PhysicalMemory, slab_size));
// Allocate memory for the slab.
constexpr auto AllocateOption = KMemoryManager::EncodeOption(
KMemoryManager::Pool::System, KMemoryManager::Direction::FromFront);
const PAddr slab_address =
kernel.MemoryManager().AllocateAndOpenContinuous(num_pages, 1, AllocateOption);
ASSERT(slab_address != 0);
// Initialize the slabheap.
KPageBuffer::InitializeSlabHeap(kernel, system.DeviceMemory().GetPointer<void>(slab_address),
slab_size);
}
void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) {
auto& kernel = system.Kernel();
@ -258,3 +254,29 @@ void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) {
}
} // namespace Kernel::Init
namespace Kernel {
void KPageBufferSlabHeap::Initialize(Core::System& system) {
auto& kernel = system.Kernel();
const auto& counts = kernel.SlabResourceCounts();
const size_t num_pages =
counts.num_KProcess + counts.num_KThread + (counts.num_KProcess + counts.num_KThread) / 8;
const size_t slab_size = num_pages * PageSize;
// Reserve memory from the system resource limit.
ASSERT(kernel.GetSystemResourceLimit()->Reserve(LimitableResource::PhysicalMemory, slab_size));
// Allocate memory for the slab.
constexpr auto AllocateOption = KMemoryManager::EncodeOption(
KMemoryManager::Pool::System, KMemoryManager::Direction::FromFront);
const PAddr slab_address =
kernel.MemoryManager().AllocateAndOpenContinuous(num_pages, 1, AllocateOption);
ASSERT(slab_address != 0);
// Initialize the slabheap.
KPageBuffer::InitializeSlabHeap(kernel, system.DeviceMemory().GetPointer<void>(slab_address),
slab_size);
}
} // namespace Kernel

2
src/core/hle/kernel/init/init_slab_setup.h
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@ -33,11 +33,11 @@ struct KSlabResourceCounts {
size_t num_KDebug;
size_t num_KIoPool;
size_t num_KIoRegion;
size_t num_KSessionRequestMappings;
};
void InitializeSlabResourceCounts(KernelCore& kernel);
size_t CalculateTotalSlabHeapSize(const KernelCore& kernel);
void InitializeKPageBufferSlabHeap(Core::System& system);
void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout);
} // namespace Kernel::Init

12
src/core/hle/kernel/k_page_table.cpp
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@ -15,6 +15,7 @@
#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/k_system_resource.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/svc_results.h"
#include "core/memory.h"
@ -49,9 +50,10 @@ KPageTable::KPageTable(Core::System& system_)
KPageTable::~KPageTable() = default;
Result KPageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type, bool enable_aslr,
VAddr code_addr, size_t code_size,
KMemoryBlockSlabManager* mem_block_slab_manager,
KMemoryManager::Pool pool) {
bool enable_das_merge, bool from_back,
KMemoryManager::Pool pool, VAddr code_addr,
size_t code_size, KSystemResource* system_resource,
KResourceLimit* resource_limit) {
const auto GetSpaceStart = [this](KAddressSpaceInfo::Type type) {
return KAddressSpaceInfo::GetAddressSpaceStart(m_address_space_width, type);
@ -116,7 +118,9 @@ Result KPageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type
m_address_space_start = start;
m_address_space_end = end;
m_is_kernel = false;
m_memory_block_slab_manager = mem_block_slab_manager;
m_memory_block_slab_manager = system_resource->GetMemoryBlockSlabManagerPointer();
m_block_info_manager = system_resource->GetBlockInfoManagerPointer();
m_resource_limit = resource_limit;
// Determine the region we can place our undetermineds in
VAddr alloc_start{};

42
src/core/hle/kernel/k_page_table.h
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@ -23,7 +23,10 @@ class System;
namespace Kernel {
class KBlockInfoManager;
class KMemoryBlockManager;
class KResourceLimit;
class KSystemResource;
class KPageTable final {
public:
@ -36,9 +39,9 @@ public:
~KPageTable();
Result InitializeForProcess(FileSys::ProgramAddressSpaceType as_type, bool enable_aslr,
VAddr code_addr, size_t code_size,
KMemoryBlockSlabManager* mem_block_slab_manager,
KMemoryManager::Pool pool);
bool enable_das_merge, bool from_back, KMemoryManager::Pool pool,
VAddr code_addr, size_t code_size, KSystemResource* system_resource,
KResourceLimit* resource_limit);
void Finalize();
@ -74,9 +77,9 @@ public:
KMemoryState state, KMemoryPermission perm,
PAddr map_addr = 0);
Result LockForMapDeviceAddressSpace(VAddr address, size_t size, KMemoryPermission perm,
bool is_aligned);
Result LockForUnmapDeviceAddressSpace(VAddr address, size_t size);
Result LockForMapDeviceAddressSpace(bool* out_is_io, VAddr address, size_t size,
KMemoryPermission perm, bool is_aligned, bool check_heap);
Result LockForUnmapDeviceAddressSpace(VAddr address, size_t size, bool check_heap);
Result UnlockForDeviceAddressSpace(VAddr addr, size_t size);
@ -99,11 +102,13 @@ public:
private:
enum class OperationType : u32 {
Map,
MapGroup,
Unmap,
ChangePermissions,
ChangePermissionsAndRefresh,
Map = 0,
MapFirst = 1,
MapGroup = 2,
Unmap = 3,
ChangePermissions = 4,
ChangePermissionsAndRefresh = 5,
Separate = 6,
};
static constexpr KMemoryAttribute DefaultMemoryIgnoreAttr =
@ -199,6 +204,10 @@ private:
return *out != 0;
}
// HACK: These will be removed once we automatically manage page reference counts.
void HACK_OpenPages(PAddr phys_addr, size_t num_pages);
void HACK_ClosePages(VAddr virt_addr, size_t num_pages);
mutable KLightLock m_general_lock;
mutable KLightLock m_map_physical_memory_lock;
@ -347,20 +356,27 @@ private:
VAddr m_alias_code_region_start{};
VAddr m_alias_code_region_end{};
size_t m_mapped_physical_memory_size{};
size_t m_max_heap_size{};
size_t m_max_physical_memory_size{};
size_t m_mapped_physical_memory_size{};
size_t m_mapped_unsafe_physical_memory{};
size_t m_mapped_insecure_memory{};
size_t m_mapped_ipc_server_memory{};
size_t m_address_space_width{};
KMemoryBlockManager m_memory_block_manager;
u32 m_allocate_option{};
bool m_is_kernel{};
bool m_enable_aslr{};
bool m_enable_device_address_space_merge{};
KMemoryBlockSlabManager* m_memory_block_slab_manager{};
KBlockInfoManager* m_block_info_manager{};
KResourceLimit* m_resource_limit{};
u32 m_heap_fill_value{};
u32 m_ipc_fill_value{};
u32 m_stack_fill_value{};
const KMemoryRegion* m_cached_physical_heap_region{};
KMemoryManager::Pool m_memory_pool{KMemoryManager::Pool::Application};

4
src/core/hle/kernel/k_process.cpp
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@ -358,8 +358,8 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std:
}
// Initialize proces address space
if (const Result result{page_table.InitializeForProcess(
metadata.GetAddressSpaceType(), false, 0x8000000, code_size,
&kernel.GetApplicationMemoryBlockManager(), KMemoryManager::Pool::Application)};
metadata.GetAddressSpaceType(), false, false, false, KMemoryManager::Pool::Application,
0x8000000, code_size, &kernel.GetSystemSystemResource(), resource_limit)};
result.IsError()) {
R_RETURN(result);
}

119
src/core/hle/kernel/kernel.cpp
View File

@ -28,10 +28,12 @@
#include "core/hle/kernel/k_handle_table.h"
#include "core/hle/kernel/k_memory_layout.h"
#include "core/hle/kernel/k_memory_manager.h"
#include "core/hle/kernel/k_page_buffer.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_resource_limit.h"
#include "core/hle/kernel/k_scheduler.h"
#include "core/hle/kernel/k_shared_memory.h"
#include "core/hle/kernel/k_system_resource.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/k_worker_task_manager.h"
#include "core/hle/kernel/kernel.h"
@ -47,6 +49,11 @@ MICROPROFILE_DEFINE(Kernel_SVC, "Kernel", "SVC", MP_RGB(70, 200, 70));
namespace Kernel {
struct KernelCore::Impl {
static constexpr size_t ApplicationMemoryBlockSlabHeapSize = 20000;
static constexpr size_t SystemMemoryBlockSlabHeapSize = 10000;
static constexpr size_t BlockInfoSlabHeapSize = 4000;
static constexpr size_t ReservedDynamicPageCount = 64;
explicit Impl(Core::System& system_, KernelCore& kernel_)
: time_manager{system_}, service_threads_manager{1, "ServiceThreadsManager"},
service_thread_barrier{2}, system{system_} {}
@ -72,7 +79,6 @@ struct KernelCore::Impl {
// Initialize kernel memory and resources.
InitializeSystemResourceLimit(kernel, system.CoreTiming());
InitializeMemoryLayout();
Init::InitializeKPageBufferSlabHeap(system);
InitializeShutdownThreads();
InitializePhysicalCores();
InitializePreemption(kernel);
@ -82,7 +88,8 @@ struct KernelCore::Impl {
const auto& pt_heap_region = memory_layout->GetPageTableHeapRegion();
ASSERT(pt_heap_region.GetEndAddress() != 0);
InitializeResourceManagers(pt_heap_region.GetAddress(), pt_heap_region.GetSize());
InitializeResourceManagers(kernel, pt_heap_region.GetAddress(),
pt_heap_region.GetSize());
}
RegisterHostThread();
@ -263,16 +270,82 @@ struct KernelCore::Impl {
system.CoreTiming().ScheduleLoopingEvent(time_interval, time_interval, preemption_event);
}
void InitializeResourceManagers(VAddr address, size_t size) {
dynamic_page_manager = std::make_unique<KDynamicPageManager>();
memory_block_heap = std::make_unique<KMemoryBlockSlabHeap>();
app_memory_block_manager = std::make_unique<KMemoryBlockSlabManager>();
void InitializeResourceManagers(KernelCore& kernel, VAddr address, size_t size) {
// Ensure that the buffer is suitable for our use.
ASSERT(Common::IsAligned(address, PageSize));
ASSERT(Common::IsAligned(size, PageSize));
dynamic_page_manager->Initialize(address, size);
static constexpr size_t ApplicationMemoryBlockSlabHeapSize = 20000;
memory_block_heap->Initialize(dynamic_page_manager.get(),
// Ensure that we have space for our reference counts.
const size_t rc_size =
Common::AlignUp(KPageTableSlabHeap::CalculateReferenceCountSize(size), PageSize);
ASSERT(rc_size < size);
size -= rc_size;
// Initialize the resource managers' shared page manager.
resource_manager_page_manager = std::make_unique<KDynamicPageManager>();
resource_manager_page_manager->Initialize(
address, size, std::max<size_t>(PageSize, KPageBufferSlabHeap::BufferSize));
// Initialize the KPageBuffer slab heap.
page_buffer_slab_heap.Initialize(system);
// Initialize the fixed-size slabheaps.
app_memory_block_heap = std::make_unique<KMemoryBlockSlabHeap>();
sys_memory_block_heap = std::make_unique<KMemoryBlockSlabHeap>();
block_info_heap = std::make_unique<KBlockInfoSlabHeap>();
app_memory_block_heap->Initialize(resource_manager_page_manager.get(),
ApplicationMemoryBlockSlabHeapSize);
app_memory_block_manager->Initialize(nullptr, memory_block_heap.get());
sys_memory_block_heap->Initialize(resource_manager_page_manager.get(),
SystemMemoryBlockSlabHeapSize);
block_info_heap->Initialize(resource_manager_page_manager.get(), BlockInfoSlabHeapSize);
// Reserve all but a fixed number of remaining pages for the page table heap.
const size_t num_pt_pages = resource_manager_page_manager->GetCount() -
resource_manager_page_manager->GetUsed() -
ReservedDynamicPageCount;
page_table_heap = std::make_unique<KPageTableSlabHeap>();
// TODO(bunnei): Pass in address once we support kernel virtual memory allocations.
page_table_heap->Initialize(
resource_manager_page_manager.get(), num_pt_pages,
/*GetPointer<KPageTableManager::RefCount>(address + size)*/ nullptr);
// Setup the slab managers.
KDynamicPageManager* const app_dynamic_page_manager = nullptr;
KDynamicPageManager* const sys_dynamic_page_manager =
/*KTargetSystem::IsDynamicResourceLimitsEnabled()*/ true
? resource_manager_page_manager.get()
: nullptr;
app_memory_block_manager = std::make_unique<KMemoryBlockSlabManager>();
sys_memory_block_manager = std::make_unique<KMemoryBlockSlabManager>();
app_block_info_manager = std::make_unique<KBlockInfoManager>();
sys_block_info_manager = std::make_unique<KBlockInfoManager>();
app_page_table_manager = std::make_unique<KPageTableManager>();
sys_page_table_manager = std::make_unique<KPageTableManager>();
app_memory_block_manager->Initialize(app_dynamic_page_manager, app_memory_block_heap.get());
sys_memory_block_manager->Initialize(sys_dynamic_page_manager, sys_memory_block_heap.get());
app_block_info_manager->Initialize(app_dynamic_page_manager, block_info_heap.get());
sys_block_info_manager->Initialize(sys_dynamic_page_manager, block_info_heap.get());
app_page_table_manager->Initialize(app_dynamic_page_manager, page_table_heap.get());
sys_page_table_manager->Initialize(sys_dynamic_page_manager, page_table_heap.get());
// Check that we have the correct number of dynamic pages available.
ASSERT(resource_manager_page_manager->GetCount() -
resource_manager_page_manager->GetUsed() ==
ReservedDynamicPageCount);
// Create the system page table managers.
app_system_resource = std::make_unique<KSystemResource>(kernel);
sys_system_resource = std::make_unique<KSystemResource>(kernel);
// Set the managers for the system resources.
app_system_resource->SetManagers(*app_memory_block_manager, *app_block_info_manager,
*app_page_table_manager);
sys_system_resource->SetManagers(*sys_memory_block_manager, *sys_block_info_manager,
*sys_page_table_manager);
}
void InitializeShutdownThreads() {
@ -767,6 +840,8 @@ struct KernelCore::Impl {
Init::KSlabResourceCounts slab_resource_counts{};
KResourceLimit* system_resource_limit{};
KPageBufferSlabHeap page_buffer_slab_heap;
std::shared_ptr<Core::Timing::EventType> preemption_event;
// This is the kernel's handle table or supervisor handle table which
@ -792,10 +867,20 @@ struct KernelCore::Impl {
// Kernel memory management
std::unique_ptr<KMemoryManager> memory_manager;
// Dynamic slab managers
std::unique_ptr<KDynamicPageManager> dynamic_page_manager;
std::unique_ptr<KMemoryBlockSlabHeap> memory_block_heap;
// Resource managers
std::unique_ptr<KDynamicPageManager> resource_manager_page_manager;
std::unique_ptr<KPageTableSlabHeap> page_table_heap;
std::unique_ptr<KMemoryBlockSlabHeap> app_memory_block_heap;
std::unique_ptr<KMemoryBlockSlabHeap> sys_memory_block_heap;
std::unique_ptr<KBlockInfoSlabHeap> block_info_heap;
std::unique_ptr<KPageTableManager> app_page_table_manager;
std::unique_ptr<KPageTableManager> sys_page_table_manager;
std::unique_ptr<KMemoryBlockSlabManager> app_memory_block_manager;
std::unique_ptr<KMemoryBlockSlabManager> sys_memory_block_manager;
std::unique_ptr<KBlockInfoManager> app_block_info_manager;
std::unique_ptr<KBlockInfoManager> sys_block_info_manager;
std::unique_ptr<KSystemResource> app_system_resource;
std::unique_ptr<KSystemResource> sys_system_resource;
// Shared memory for services
Kernel::KSharedMemory* hid_shared_mem{};
@ -1073,12 +1158,12 @@ const KMemoryManager& KernelCore::MemoryManager() const {
return *impl->memory_manager;
}
KMemoryBlockSlabManager& KernelCore::GetApplicationMemoryBlockManager() {
return *impl->app_memory_block_manager;
KSystemResource& KernelCore::GetSystemSystemResource() {
return *impl->sys_system_resource;
}
const KMemoryBlockSlabManager& KernelCore::GetApplicationMemoryBlockManager() const {
return *impl->app_memory_block_manager;
const KSystemResource& KernelCore::GetSystemSystemResource() const {
return *impl->sys_system_resource;
}
Kernel::KSharedMemory& KernelCore::GetHidSharedMem() {

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

@ -34,13 +34,16 @@ class KClientPort;
class GlobalSchedulerContext;
class KAutoObjectWithListContainer;
class KClientSession;
class KDebug;
class KDynamicPageManager;
class KEvent;
class KEventInfo;
class KHandleTable;
class KLinkedListNode;
class KMemoryBlockSlabManager;
class KMemoryLayout;
class KMemoryManager;
class KPageBuffer;
class KPageBufferSlabHeap;
class KPort;
class KProcess;
class KResourceLimit;
@ -50,6 +53,7 @@ class KSession;
class KSessionRequest;
class KSharedMemory;
class KSharedMemoryInfo;
class KSecureSystemResource;
class KThread;
class KThreadLocalPage;
class KTransferMemory;
@ -243,11 +247,11 @@ public:
/// Gets the virtual memory manager for the kernel.
const KMemoryManager& MemoryManager() const;
/// Gets the application memory block manager for the kernel.
KMemoryBlockSlabManager& GetApplicationMemoryBlockManager();
/// Gets the system resource manager.
KSystemResource& GetSystemSystemResource();
/// Gets the application memory block manager for the kernel.
const KMemoryBlockSlabManager& GetApplicationMemoryBlockManager() const;
/// Gets the system resource manager.
const KSystemResource& GetSystemSystemResource() const;
/// Gets the shared memory object for HID services.
Kernel::KSharedMemory& GetHidSharedMem();
@ -363,6 +367,12 @@ public:
return slab_heap_container->thread_local_page;
} else if constexpr (std::is_same_v<T, KSessionRequest>) {
return slab_heap_container->session_request;
} else if constexpr (std::is_same_v<T, KSecureSystemResource>) {
return slab_heap_container->secure_system_resource;
} else if constexpr (std::is_same_v<T, KEventInfo>) {
return slab_heap_container->event_info;
} else if constexpr (std::is_same_v<T, KDebug>) {
return slab_heap_container->debug;
}
}
@ -426,6 +436,9 @@ private:
KSlabHeap<KPageBuffer> page_buffer;
KSlabHeap<KThreadLocalPage> thread_local_page;
KSlabHeap<KSessionRequest> session_request;
KSlabHeap<KSecureSystemResource> secure_system_resource;
KSlabHeap<KEventInfo> event_info;
KSlabHeap<KDebug> debug;
};
std::unique_ptr<SlabHeapContainer> slab_heap_container;