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-rw-r--r--src/core/CMakeLists.txt2
-rw-r--r--src/core/hle/kernel/k_class_token.cpp3
-rw-r--r--src/core/hle/kernel/k_class_token.h6
-rw-r--r--src/core/hle/kernel/k_system_resource.cpp26
-rw-r--r--src/core/hle/kernel/k_system_resource.h137
5 files changed, 173 insertions, 1 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index f0d5b0887..f6e082c36 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -258,6 +258,8 @@ add_library(core STATIC
hle/kernel/k_synchronization_object.cpp
hle/kernel/k_synchronization_object.h
hle/kernel/k_system_control.h
+ hle/kernel/k_system_resource.cpp
+ hle/kernel/k_system_resource.h
hle/kernel/k_thread.cpp
hle/kernel/k_thread.h
hle/kernel/k_thread_local_page.cpp
diff --git a/src/core/hle/kernel/k_class_token.cpp b/src/core/hle/kernel/k_class_token.cpp
index 10265c23c..6eb44d6a6 100644
--- a/src/core/hle/kernel/k_class_token.cpp
+++ b/src/core/hle/kernel/k_class_token.cpp
@@ -16,6 +16,7 @@
#include "core/hle/kernel/k_session.h"
#include "core/hle/kernel/k_shared_memory.h"
#include "core/hle/kernel/k_synchronization_object.h"
+#include "core/hle/kernel/k_system_resource.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/k_transfer_memory.h"
@@ -119,4 +120,6 @@ static_assert(std::is_final_v<KTransferMemory> && std::is_base_of_v<KAutoObject,
// static_assert(std::is_final_v<KCodeMemory> &&
// std::is_base_of_v<KAutoObject, KCodeMemory>);
+static_assert(std::is_base_of<KAutoObject, KSystemResource>::value);
+
} // namespace Kernel
diff --git a/src/core/hle/kernel/k_class_token.h b/src/core/hle/kernel/k_class_token.h
index ab20e00ff..e75b1c035 100644
--- a/src/core/hle/kernel/k_class_token.h
+++ b/src/core/hle/kernel/k_class_token.h
@@ -10,6 +10,8 @@ namespace Kernel {
class KAutoObject;
+class KSystemResource;
+
class KClassTokenGenerator {
public:
using TokenBaseType = u16;
@@ -58,7 +60,7 @@ private:
if constexpr (std::is_same<T, KAutoObject>::value) {
static_assert(T::ObjectType == ObjectType::KAutoObject);
return 0;
- } else if constexpr (!std::is_final<T>::value) {
+ } else if constexpr (!std::is_final<T>::value && !std::same_as<T, KSystemResource>) {
static_assert(ObjectType::BaseClassesStart <= T::ObjectType &&
T::ObjectType < ObjectType::BaseClassesEnd);
constexpr auto ClassIndex = static_cast<TokenBaseType>(T::ObjectType) -
@@ -108,6 +110,8 @@ public:
KSessionRequest,
KCodeMemory,
+ KSystemResource,
+
// NOTE: True order for these has not been determined yet.
KAlpha,
KBeta,
diff --git a/src/core/hle/kernel/k_system_resource.cpp b/src/core/hle/kernel/k_system_resource.cpp
new file mode 100644
index 000000000..4cc377a6c
--- /dev/null
+++ b/src/core/hle/kernel/k_system_resource.cpp
@@ -0,0 +1,26 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/k_system_resource.h"
+
+namespace Kernel {
+
+Result KSecureSystemResource::Initialize([[maybe_unused]] size_t size,
+ [[maybe_unused]] KResourceLimit* resource_limit,
+ [[maybe_unused]] KMemoryManager::Pool pool) {
+ // Unimplemented
+ UNREACHABLE();
+}
+
+void KSecureSystemResource::Finalize() {
+ // Unimplemented
+ UNREACHABLE();
+}
+
+size_t KSecureSystemResource::CalculateRequiredSecureMemorySize(
+ [[maybe_unused]] size_t size, [[maybe_unused]] KMemoryManager::Pool pool) {
+ // Unimplemented
+ UNREACHABLE();
+}
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/k_system_resource.h b/src/core/hle/kernel/k_system_resource.h
new file mode 100644
index 000000000..9a991f725
--- /dev/null
+++ b/src/core/hle/kernel/k_system_resource.h
@@ -0,0 +1,137 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/assert.h"
+#include "common/common_types.h"
+#include "core/hle/kernel/k_auto_object.h"
+#include "core/hle/kernel/k_dynamic_resource_manager.h"
+#include "core/hle/kernel/k_memory_manager.h"
+#include "core/hle/kernel/k_page_table_manager.h"
+#include "core/hle/kernel/k_resource_limit.h"
+#include "core/hle/kernel/slab_helpers.h"
+
+namespace Kernel {
+
+// NOTE: Nintendo's implementation does not have the "is_secure_resource" field, and instead uses
+// virtual IsSecureResource().
+
+class KSystemResource : public KAutoObject {
+ KERNEL_AUTOOBJECT_TRAITS(KSystemResource, KAutoObject);
+
+public:
+ explicit KSystemResource(KernelCore& kernel_) : KAutoObject(kernel_) {}
+
+protected:
+ void SetSecureResource() {
+ m_is_secure_resource = true;
+ }
+
+public:
+ virtual void Destroy() override {
+ UNREACHABLE_MSG("KSystemResource::Destroy() was called");
+ }
+
+ bool IsSecureResource() const {
+ return m_is_secure_resource;
+ }
+
+ void SetManagers(KMemoryBlockSlabManager& mb, KBlockInfoManager& bi, KPageTableManager& pt) {
+ ASSERT(m_p_memory_block_slab_manager == nullptr);
+ ASSERT(m_p_block_info_manager == nullptr);
+ ASSERT(m_p_page_table_manager == nullptr);
+
+ m_p_memory_block_slab_manager = std::addressof(mb);
+ m_p_block_info_manager = std::addressof(bi);
+ m_p_page_table_manager = std::addressof(pt);
+ }
+
+ const KMemoryBlockSlabManager& GetMemoryBlockSlabManager() const {
+ return *m_p_memory_block_slab_manager;
+ }
+ const KBlockInfoManager& GetBlockInfoManager() const {
+ return *m_p_block_info_manager;
+ }
+ const KPageTableManager& GetPageTableManager() const {
+ return *m_p_page_table_manager;
+ }
+
+ KMemoryBlockSlabManager& GetMemoryBlockSlabManager() {
+ return *m_p_memory_block_slab_manager;
+ }
+ KBlockInfoManager& GetBlockInfoManager() {
+ return *m_p_block_info_manager;
+ }
+ KPageTableManager& GetPageTableManager() {
+ return *m_p_page_table_manager;
+ }
+
+ KMemoryBlockSlabManager* GetMemoryBlockSlabManagerPointer() {
+ return m_p_memory_block_slab_manager;
+ }
+ KBlockInfoManager* GetBlockInfoManagerPointer() {
+ return m_p_block_info_manager;
+ }
+ KPageTableManager* GetPageTableManagerPointer() {
+ return m_p_page_table_manager;
+ }
+
+private:
+ KMemoryBlockSlabManager* m_p_memory_block_slab_manager{};
+ KBlockInfoManager* m_p_block_info_manager{};
+ KPageTableManager* m_p_page_table_manager{};
+ bool m_is_secure_resource{false};
+};
+
+class KSecureSystemResource final
+ : public KAutoObjectWithSlabHeap<KSecureSystemResource, KSystemResource> {
+public:
+ explicit KSecureSystemResource(KernelCore& kernel_)
+ : KAutoObjectWithSlabHeap<KSecureSystemResource, KSystemResource>(kernel_) {
+ // Mark ourselves as being a secure resource.
+ this->SetSecureResource();
+ }
+
+ Result Initialize(size_t size, KResourceLimit* resource_limit, KMemoryManager::Pool pool);
+ void Finalize();
+
+ bool IsInitialized() const {
+ return m_is_initialized;
+ }
+ static void PostDestroy([[maybe_unused]] uintptr_t arg) {}
+
+ size_t CalculateRequiredSecureMemorySize() const {
+ return CalculateRequiredSecureMemorySize(m_resource_size, m_resource_pool);
+ }
+
+ size_t GetSize() const {
+ return m_resource_size;
+ }
+ size_t GetUsedSize() const {
+ return m_dynamic_page_manager.GetUsed() * PageSize;
+ }
+
+ const KDynamicPageManager& GetDynamicPageManager() const {
+ return m_dynamic_page_manager;
+ }
+
+public:
+ static size_t CalculateRequiredSecureMemorySize(size_t size, KMemoryManager::Pool pool);
+
+private:
+ bool m_is_initialized{};
+ KMemoryManager::Pool m_resource_pool{};
+ KDynamicPageManager m_dynamic_page_manager;
+ KMemoryBlockSlabManager m_memory_block_slab_manager;
+ KBlockInfoManager m_block_info_manager;
+ KPageTableManager m_page_table_manager;
+ KMemoryBlockSlabHeap m_memory_block_heap;
+ KBlockInfoSlabHeap m_block_info_heap;
+ KPageTableSlabHeap m_page_table_heap;
+ KResourceLimit* m_resource_limit{};
+ VAddr m_resource_address{};
+ size_t m_resource_size{};
+};
+
+} // namespace Kernel
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 23:48:44 +0100