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-rw-r--r--src/core/CMakeLists.txt1
-rw-r--r--src/core/hle/kernel/vm_manager.cpp13
-rw-r--r--src/core/memory.cpp177
-rw-r--r--src/core/memory.h59
-rw-r--r--src/core/memory_setup.h43
-rw-r--r--src/tests/core/arm/arm_test_common.cpp15
6 files changed, 180 insertions, 128 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index f2e774a6b..2dfdcb0d7 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -509,7 +509,6 @@ add_library(core STATIC
memory/dmnt_cheat_vm.h
memory.cpp
memory.h
- memory_setup.h
perf_stats.cpp
perf_stats.h
reporter.cpp
diff --git a/src/core/hle/kernel/vm_manager.cpp b/src/core/hle/kernel/vm_manager.cpp
index e6eee09d7..a9a20ef76 100644
--- a/src/core/hle/kernel/vm_manager.cpp
+++ b/src/core/hle/kernel/vm_manager.cpp
@@ -16,7 +16,6 @@
#include "core/hle/kernel/resource_limit.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
-#include "core/memory_setup.h"
namespace Kernel {
namespace {
@@ -786,19 +785,21 @@ void VMManager::MergeAdjacentVMA(VirtualMemoryArea& left, const VirtualMemoryAre
}
void VMManager::UpdatePageTableForVMA(const VirtualMemoryArea& vma) {
+ auto& memory = system.Memory();
+
switch (vma.type) {
case VMAType::Free:
- Memory::UnmapRegion(page_table, vma.base, vma.size);
+ memory.UnmapRegion(page_table, vma.base, vma.size);
break;
case VMAType::AllocatedMemoryBlock:
- Memory::MapMemoryRegion(page_table, vma.base, vma.size,
- vma.backing_block->data() + vma.offset);
+ memory.MapMemoryRegion(page_table, vma.base, vma.size,
+ vma.backing_block->data() + vma.offset);
break;
case VMAType::BackingMemory:
- Memory::MapMemoryRegion(page_table, vma.base, vma.size, vma.backing_memory);
+ memory.MapMemoryRegion(page_table, vma.base, vma.size, vma.backing_memory);
break;
case VMAType::MMIO:
- Memory::MapIoRegion(page_table, vma.base, vma.size, vma.mmio_handler);
+ memory.MapIoRegion(page_table, vma.base, vma.size, vma.mmio_handler);
break;
}
}
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 2098f13f7..28b65ca5e 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -17,7 +17,6 @@
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
-#include "core/memory_setup.h"
#include "video_core/gpu.h"
namespace Memory {
@@ -30,99 +29,135 @@ static Common::PageTable* current_page_table = nullptr;
struct Memory::Impl {
explicit Impl(Core::System& system_) : system{system_} {}
- Core::System& system;
-};
+ void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
+ ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
+ ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
+ MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, Common::PageType::Memory);
+ }
-Memory::Memory(Core::System& system) : impl{std::make_unique<Impl>(system)} {}
-Memory::~Memory() = default;
+ void MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer mmio_handler) {
+ ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
+ ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
+ MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr,
+ Common::PageType::Special);
+
+ const auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
+ const Common::SpecialRegion region{Common::SpecialRegion::Type::IODevice,
+ std::move(mmio_handler)};
+ page_table.special_regions.add(
+ std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+ }
-void SetCurrentPageTable(Kernel::Process& process) {
- current_page_table = &process.VMManager().page_table;
+ void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
+ ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
+ ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
+ MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr,
+ Common::PageType::Unmapped);
- const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
+ const auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
+ page_table.special_regions.erase(interval);
+ }
- auto& system = Core::System::GetInstance();
- system.ArmInterface(0).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(1).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(2).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(3).PageTableChanged(*current_page_table, address_space_width);
-}
+ void AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ const auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
+ const Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)};
+ page_table.special_regions.add(
+ std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+ }
+
+ void RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ const auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
+ const Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)};
+ page_table.special_regions.subtract(
+ std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+ }
-static void MapPages(Common::PageTable& page_table, VAddr base, u64 size, u8* memory,
- Common::PageType type) {
- LOG_DEBUG(HW_Memory, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * PAGE_SIZE,
- (base + size) * PAGE_SIZE);
-
- // During boot, current_page_table might not be set yet, in which case we need not flush
- if (Core::System::GetInstance().IsPoweredOn()) {
- auto& gpu = Core::System::GetInstance().GPU();
- for (u64 i = 0; i < size; i++) {
- const auto page = base + i;
- if (page_table.attributes[page] == Common::PageType::RasterizerCachedMemory) {
- gpu.FlushAndInvalidateRegion(page << PAGE_BITS, PAGE_SIZE);
+ /**
+ * Maps a region of pages as a specific type.
+ *
+ * @param page_table The page table to use to perform the mapping.
+ * @param base The base address to begin mapping at.
+ * @param size The total size of the range in bytes.
+ * @param memory The memory to map.
+ * @param type The page type to map the memory as.
+ */
+ void MapPages(Common::PageTable& page_table, VAddr base, u64 size, u8* memory,
+ Common::PageType type) {
+ LOG_DEBUG(HW_Memory, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * PAGE_SIZE,
+ (base + size) * PAGE_SIZE);
+
+ // During boot, current_page_table might not be set yet, in which case we need not flush
+ if (system.IsPoweredOn()) {
+ auto& gpu = system.GPU();
+ for (u64 i = 0; i < size; i++) {
+ const auto page = base + i;
+ if (page_table.attributes[page] == Common::PageType::RasterizerCachedMemory) {
+ gpu.FlushAndInvalidateRegion(page << PAGE_BITS, PAGE_SIZE);
+ }
}
}
- }
- VAddr end = base + size;
- ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}",
- base + page_table.pointers.size());
+ const VAddr end = base + size;
+ ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}",
+ base + page_table.pointers.size());
- std::fill(page_table.attributes.begin() + base, page_table.attributes.begin() + end, type);
+ std::fill(page_table.attributes.begin() + base, page_table.attributes.begin() + end, type);
- if (memory == nullptr) {
- std::fill(page_table.pointers.begin() + base, page_table.pointers.begin() + end, memory);
- } else {
- while (base != end) {
- page_table.pointers[base] = memory;
+ if (memory == nullptr) {
+ std::fill(page_table.pointers.begin() + base, page_table.pointers.begin() + end,
+ memory);
+ } else {
+ while (base != end) {
+ page_table.pointers[base] = memory;
- base += 1;
- memory += PAGE_SIZE;
+ base += 1;
+ memory += PAGE_SIZE;
+ }
}
}
-}
-void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
- ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
- ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
- MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, Common::PageType::Memory);
-}
+ Core::System& system;
+};
-void MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer mmio_handler) {
- ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
- ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
- MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, Common::PageType::Special);
+Memory::Memory(Core::System& system) : impl{std::make_unique<Impl>(system)} {}
+Memory::~Memory() = default;
- auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
- Common::SpecialRegion region{Common::SpecialRegion::Type::IODevice, std::move(mmio_handler)};
- page_table.special_regions.add(
- std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+void Memory::MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
+ impl->MapMemoryRegion(page_table, base, size, target);
}
-void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
- ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
- ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
- MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, Common::PageType::Unmapped);
+void Memory::MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer mmio_handler) {
+ impl->MapIoRegion(page_table, base, size, std::move(mmio_handler));
+}
+
+void Memory::UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
+ impl->UnmapRegion(page_table, base, size);
+}
- auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
- page_table.special_regions.erase(interval);
+void Memory::AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ impl->AddDebugHook(page_table, base, size, std::move(hook));
}
-void AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer hook) {
- auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
- Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)};
- page_table.special_regions.add(
- std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+void Memory::RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ impl->RemoveDebugHook(page_table, base, size, std::move(hook));
}
-void RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer hook) {
- auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
- Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)};
- page_table.special_regions.subtract(
- std::make_pair(interval, std::set<Common::SpecialRegion>{region}));
+void SetCurrentPageTable(Kernel::Process& process) {
+ current_page_table = &process.VMManager().page_table;
+
+ const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
+
+ auto& system = Core::System::GetInstance();
+ system.ArmInterface(0).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(1).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(2).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(3).PageTableChanged(*current_page_table, address_space_width);
}
/**
diff --git a/src/core/memory.h b/src/core/memory.h
index c690df3c3..87ed3b696 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -5,8 +5,14 @@
#pragma once
#include <cstddef>
+#include <memory>
#include <string>
#include "common/common_types.h"
+#include "common/memory_hook.h"
+
+namespace Common {
+struct PageTable;
+}
namespace Core {
class System;
@@ -52,6 +58,59 @@ public:
Memory(Memory&&) = default;
Memory& operator=(Memory&&) = default;
+ /**
+ * Maps an allocated buffer onto a region of the emulated process address space.
+ *
+ * @param page_table The page table of the emulated process.
+ * @param base The address to start mapping at. Must be page-aligned.
+ * @param size The amount of bytes to map. Must be page-aligned.
+ * @param target Buffer with the memory backing the mapping. Must be of length at least
+ * `size`.
+ */
+ void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target);
+
+ /**
+ * Maps a region of the emulated process address space as a IO region.
+ *
+ * @param page_table The page table of the emulated process.
+ * @param base The address to start mapping at. Must be page-aligned.
+ * @param size The amount of bytes to map. Must be page-aligned.
+ * @param mmio_handler The handler that backs the mapping.
+ */
+ void MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer mmio_handler);
+
+ /**
+ * Unmaps a region of the emulated process address space.
+ *
+ * @param page_table The page table of the emulated process.
+ * @param base The address to begin unmapping at.
+ * @param size The amount of bytes to unmap.
+ */
+ void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size);
+
+ /**
+ * Adds a memory hook to intercept reads and writes to given region of memory.
+ *
+ * @param page_table The page table of the emulated process
+ * @param base The starting address to apply the hook to.
+ * @param size The size of the memory region to apply the hook to, in bytes.
+ * @param hook The hook to apply to the region of memory.
+ */
+ void AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook);
+
+ /**
+ * Removes a memory hook from a given range of memory.
+ *
+ * @param page_table The page table of the emulated process.
+ * @param base The starting address to remove the hook from.
+ * @param size The size of the memory region to remove the hook from, in bytes.
+ * @param hook The hook to remove from the specified region of memory.
+ */
+ void RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook);
+
private:
struct Impl;
std::unique_ptr<Impl> impl;
diff --git a/src/core/memory_setup.h b/src/core/memory_setup.h
deleted file mode 100644
index 5225ee8e2..000000000
--- a/src/core/memory_setup.h
+++ /dev/null
@@ -1,43 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include "common/common_types.h"
-#include "common/memory_hook.h"
-
-namespace Common {
-struct PageTable;
-}
-
-namespace Memory {
-
-/**
- * Maps an allocated buffer onto a region of the emulated process address space.
- *
- * @param page_table The page table of the emulated process.
- * @param base The address to start mapping at. Must be page-aligned.
- * @param size The amount of bytes to map. Must be page-aligned.
- * @param target Buffer with the memory backing the mapping. Must be of length at least `size`.
- */
-void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target);
-
-/**
- * Maps a region of the emulated process address space as a IO region.
- * @param page_table The page table of the emulated process.
- * @param base The address to start mapping at. Must be page-aligned.
- * @param size The amount of bytes to map. Must be page-aligned.
- * @param mmio_handler The handler that backs the mapping.
- */
-void MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer mmio_handler);
-
-void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size);
-
-void AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer hook);
-void RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
- Common::MemoryHookPointer hook);
-
-} // namespace Memory
diff --git a/src/tests/core/arm/arm_test_common.cpp b/src/tests/core/arm/arm_test_common.cpp
index ac7ae3e52..17043346b 100644
--- a/src/tests/core/arm/arm_test_common.cpp
+++ b/src/tests/core/arm/arm_test_common.cpp
@@ -8,7 +8,6 @@
#include "core/core.h"
#include "core/hle/kernel/process.h"
#include "core/memory.h"
-#include "core/memory_setup.h"
#include "tests/core/arm/arm_test_common.h"
namespace ArmTests {
@@ -16,8 +15,9 @@ namespace ArmTests {
TestEnvironment::TestEnvironment(bool mutable_memory_)
: mutable_memory(mutable_memory_),
test_memory(std::make_shared<TestMemory>(this)), kernel{Core::System::GetInstance()} {
- auto process = Kernel::Process::Create(Core::System::GetInstance(), "",
- Kernel::Process::ProcessType::Userland);
+ auto& system = Core::System::GetInstance();
+
+ auto process = Kernel::Process::Create(system, "", Kernel::Process::ProcessType::Userland);
page_table = &process->VMManager().page_table;
std::fill(page_table->pointers.begin(), page_table->pointers.end(), nullptr);
@@ -25,15 +25,16 @@ TestEnvironment::TestEnvironment(bool mutable_memory_)
std::fill(page_table->attributes.begin(), page_table->attributes.end(),
Common::PageType::Unmapped);
- Memory::MapIoRegion(*page_table, 0x00000000, 0x80000000, test_memory);
- Memory::MapIoRegion(*page_table, 0x80000000, 0x80000000, test_memory);
+ system.Memory().MapIoRegion(*page_table, 0x00000000, 0x80000000, test_memory);
+ system.Memory().MapIoRegion(*page_table, 0x80000000, 0x80000000, test_memory);
kernel.MakeCurrentProcess(process.get());
}
TestEnvironment::~TestEnvironment() {
- Memory::UnmapRegion(*page_table, 0x80000000, 0x80000000);
- Memory::UnmapRegion(*page_table, 0x00000000, 0x80000000);
+ auto& system = Core::System::GetInstance();
+ system.Memory().UnmapRegion(*page_table, 0x80000000, 0x80000000);
+ system.Memory().UnmapRegion(*page_table, 0x00000000, 0x80000000);
}
void TestEnvironment::SetMemory64(VAddr vaddr, u64 value) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 02:28:11 +0200