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-rw-r--r--src/core/CMakeLists.txt1
-rw-r--r--src/core/arm/arm_interface.cpp27
-rw-r--r--src/core/arm/arm_interface.h8
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic.cpp48
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic.h8
-rw-r--r--src/core/arm/unicorn/arm_unicorn.cpp2
-rw-r--r--src/core/arm/unicorn/arm_unicorn.h1
-rw-r--r--src/core/core.cpp16
-rw-r--r--src/core/core.h10
-rw-r--r--src/core/core_cpu.cpp5
-rw-r--r--src/core/core_cpu.h18
-rw-r--r--src/core/cpu_core_manager.cpp2
-rw-r--r--src/core/gdbstub/gdbstub.cpp36
-rw-r--r--src/core/hle/kernel/address_arbiter.cpp34
-rw-r--r--src/core/hle/kernel/client_session.cpp4
-rw-r--r--src/core/hle/kernel/client_session.h6
-rw-r--r--src/core/hle/kernel/hle_ipc.cpp21
-rw-r--r--src/core/hle/kernel/kernel.cpp18
-rw-r--r--src/core/hle/kernel/mutex.cpp6
-rw-r--r--src/core/hle/kernel/server_session.cpp6
-rw-r--r--src/core/hle/kernel/server_session.h9
-rw-r--r--src/core/hle/kernel/svc.cpp51
-rw-r--r--src/core/hle/kernel/thread.cpp4
-rw-r--r--src/core/hle/kernel/vm_manager.cpp13
-rw-r--r--src/core/hle/service/audio/audout_u.cpp6
-rw-r--r--src/core/hle/service/audio/audren_u.cpp5
-rw-r--r--src/core/hle/service/filesystem/fsp_srv.cpp7
-rw-r--r--src/core/hle/service/ldr/ldr.cpp5
-rw-r--r--src/core/hle/service/lm/lm.cpp23
-rw-r--r--src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp4
-rw-r--r--src/core/memory.cpp1008
-rw-r--r--src/core/memory.h396
-rw-r--r--src/core/memory/cheat_engine.cpp7
-rw-r--r--src/core/memory/cheat_engine.h4
-rw-r--r--src/core/memory_setup.h43
-rw-r--r--src/core/reporter.cpp16
-rw-r--r--src/core/tools/freezer.cpp30
-rw-r--r--src/core/tools/freezer.h7
38 files changed, 1241 insertions, 674 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/arm/arm_interface.cpp b/src/core/arm/arm_interface.cpp
index 372612c9b..7e846ddd5 100644
--- a/src/core/arm/arm_interface.cpp
+++ b/src/core/arm/arm_interface.cpp
@@ -13,7 +13,6 @@
#include "core/memory.h"
namespace Core {
-
namespace {
constexpr u64 ELF_DYNAMIC_TAG_NULL = 0;
@@ -61,15 +60,15 @@ static_assert(sizeof(ELFSymbol) == 0x18, "ELFSymbol has incorrect size.");
using Symbols = std::vector<std::pair<ELFSymbol, std::string>>;
-Symbols GetSymbols(VAddr text_offset) {
- const auto mod_offset = text_offset + Memory::Read32(text_offset + 4);
+Symbols GetSymbols(VAddr text_offset, Memory::Memory& memory) {
+ const auto mod_offset = text_offset + memory.Read32(text_offset + 4);
if (mod_offset < text_offset || (mod_offset & 0b11) != 0 ||
- Memory::Read32(mod_offset) != Common::MakeMagic('M', 'O', 'D', '0')) {
+ memory.Read32(mod_offset) != Common::MakeMagic('M', 'O', 'D', '0')) {
return {};
}
- const auto dynamic_offset = Memory::Read32(mod_offset + 0x4) + mod_offset;
+ const auto dynamic_offset = memory.Read32(mod_offset + 0x4) + mod_offset;
VAddr string_table_offset{};
VAddr symbol_table_offset{};
@@ -77,8 +76,8 @@ Symbols GetSymbols(VAddr text_offset) {
VAddr dynamic_index = dynamic_offset;
while (true) {
- const auto tag = Memory::Read64(dynamic_index);
- const auto value = Memory::Read64(dynamic_index + 0x8);
+ const u64 tag = memory.Read64(dynamic_index);
+ const u64 value = memory.Read64(dynamic_index + 0x8);
dynamic_index += 0x10;
if (tag == ELF_DYNAMIC_TAG_NULL) {
@@ -106,11 +105,11 @@ Symbols GetSymbols(VAddr text_offset) {
VAddr symbol_index = symbol_table_address;
while (symbol_index < string_table_address) {
ELFSymbol symbol{};
- Memory::ReadBlock(symbol_index, &symbol, sizeof(ELFSymbol));
+ memory.ReadBlock(symbol_index, &symbol, sizeof(ELFSymbol));
VAddr string_offset = string_table_address + symbol.name_index;
std::string name;
- for (u8 c = Memory::Read8(string_offset); c != 0; c = Memory::Read8(++string_offset)) {
+ for (u8 c = memory.Read8(string_offset); c != 0; c = memory.Read8(++string_offset)) {
name += static_cast<char>(c);
}
@@ -142,28 +141,28 @@ constexpr u64 SEGMENT_BASE = 0x7100000000ull;
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktrace() const {
std::vector<BacktraceEntry> out;
+ auto& memory = system.Memory();
auto fp = GetReg(29);
auto lr = GetReg(30);
-
while (true) {
out.push_back({"", 0, lr, 0});
if (!fp) {
break;
}
- lr = Memory::Read64(fp + 8) - 4;
- fp = Memory::Read64(fp);
+ lr = memory.Read64(fp + 8) - 4;
+ fp = memory.Read64(fp);
}
std::map<VAddr, std::string> modules;
- auto& loader{System::GetInstance().GetAppLoader()};
+ auto& loader{system.GetAppLoader()};
if (loader.ReadNSOModules(modules) != Loader::ResultStatus::Success) {
return {};
}
std::map<std::string, Symbols> symbols;
for (const auto& module : modules) {
- symbols.insert_or_assign(module.second, GetSymbols(module.first));
+ symbols.insert_or_assign(module.second, GetSymbols(module.first, memory));
}
for (auto& entry : out) {
diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h
index 45e94e625..47b964eb7 100644
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -17,11 +17,13 @@ enum class VMAPermission : u8;
}
namespace Core {
+class System;
/// Generic ARMv8 CPU interface
class ARM_Interface : NonCopyable {
public:
- virtual ~ARM_Interface() {}
+ explicit ARM_Interface(System& system_) : system{system_} {}
+ virtual ~ARM_Interface() = default;
struct ThreadContext {
std::array<u64, 31> cpu_registers;
@@ -163,6 +165,10 @@ public:
/// fp+0 : pointer to previous frame record
/// fp+8 : value of lr for frame
void LogBacktrace() const;
+
+protected:
+ /// System context that this ARM interface is running under.
+ System& system;
};
} // namespace Core
diff --git a/src/core/arm/dynarmic/arm_dynarmic.cpp b/src/core/arm/dynarmic/arm_dynarmic.cpp
index a0705b2b8..f8c7f0efd 100644
--- a/src/core/arm/dynarmic/arm_dynarmic.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic.cpp
@@ -28,36 +28,38 @@ public:
explicit ARM_Dynarmic_Callbacks(ARM_Dynarmic& parent) : parent(parent) {}
u8 MemoryRead8(u64 vaddr) override {
- return Memory::Read8(vaddr);
+ return parent.system.Memory().Read8(vaddr);
}
u16 MemoryRead16(u64 vaddr) override {
- return Memory::Read16(vaddr);
+ return parent.system.Memory().Read16(vaddr);
}
u32 MemoryRead32(u64 vaddr) override {
- return Memory::Read32(vaddr);
+ return parent.system.Memory().Read32(vaddr);
}
u64 MemoryRead64(u64 vaddr) override {
- return Memory::Read64(vaddr);
+ return parent.system.Memory().Read64(vaddr);
}
Vector MemoryRead128(u64 vaddr) override {
- return {Memory::Read64(vaddr), Memory::Read64(vaddr + 8)};
+ auto& memory = parent.system.Memory();
+ return {memory.Read64(vaddr), memory.Read64(vaddr + 8)};
}
void MemoryWrite8(u64 vaddr, u8 value) override {
- Memory::Write8(vaddr, value);
+ parent.system.Memory().Write8(vaddr, value);
}
void MemoryWrite16(u64 vaddr, u16 value) override {
- Memory::Write16(vaddr, value);
+ parent.system.Memory().Write16(vaddr, value);
}
void MemoryWrite32(u64 vaddr, u32 value) override {
- Memory::Write32(vaddr, value);
+ parent.system.Memory().Write32(vaddr, value);
}
void MemoryWrite64(u64 vaddr, u64 value) override {
- Memory::Write64(vaddr, value);
+ parent.system.Memory().Write64(vaddr, value);
}
void MemoryWrite128(u64 vaddr, Vector value) override {
- Memory::Write64(vaddr, value[0]);
- Memory::Write64(vaddr + 8, value[1]);
+ auto& memory = parent.system.Memory();
+ memory.Write64(vaddr, value[0]);
+ memory.Write64(vaddr + 8, value[1]);
}
void InterpreterFallback(u64 pc, std::size_t num_instructions) override {
@@ -171,9 +173,10 @@ void ARM_Dynarmic::Step() {
ARM_Dynarmic::ARM_Dynarmic(System& system, ExclusiveMonitor& exclusive_monitor,
std::size_t core_index)
- : cb(std::make_unique<ARM_Dynarmic_Callbacks>(*this)), inner_unicorn{system},
- core_index{core_index}, system{system},
- exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
+ : ARM_Interface{system},
+ cb(std::make_unique<ARM_Dynarmic_Callbacks>(*this)), inner_unicorn{system},
+ core_index{core_index}, exclusive_monitor{
+ dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
ARM_Dynarmic::~ARM_Dynarmic() = default;
@@ -264,7 +267,9 @@ void ARM_Dynarmic::PageTableChanged(Common::PageTable& page_table,
jit = MakeJit(page_table, new_address_space_size_in_bits);
}
-DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(std::size_t core_count) : monitor(core_count) {}
+DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(Memory::Memory& memory_, std::size_t core_count)
+ : monitor(core_count), memory{memory_} {}
+
DynarmicExclusiveMonitor::~DynarmicExclusiveMonitor() = default;
void DynarmicExclusiveMonitor::SetExclusive(std::size_t core_index, VAddr addr) {
@@ -277,29 +282,28 @@ void DynarmicExclusiveMonitor::ClearExclusive() {
}
bool DynarmicExclusiveMonitor::ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) {
- return monitor.DoExclusiveOperation(core_index, vaddr, 1,
- [&] { Memory::Write8(vaddr, value); });
+ return monitor.DoExclusiveOperation(core_index, vaddr, 1, [&] { memory.Write8(vaddr, value); });
}
bool DynarmicExclusiveMonitor::ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) {
return monitor.DoExclusiveOperation(core_index, vaddr, 2,
- [&] { Memory::Write16(vaddr, value); });
+ [&] { memory.Write16(vaddr, value); });
}
bool DynarmicExclusiveMonitor::ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) {
return monitor.DoExclusiveOperation(core_index, vaddr, 4,
- [&] { Memory::Write32(vaddr, value); });
+ [&] { memory.Write32(vaddr, value); });
}
bool DynarmicExclusiveMonitor::ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) {
return monitor.DoExclusiveOperation(core_index, vaddr, 8,
- [&] { Memory::Write64(vaddr, value); });
+ [&] { memory.Write64(vaddr, value); });
}
bool DynarmicExclusiveMonitor::ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) {
return monitor.DoExclusiveOperation(core_index, vaddr, 16, [&] {
- Memory::Write64(vaddr + 0, value[0]);
- Memory::Write64(vaddr + 8, value[1]);
+ memory.Write64(vaddr + 0, value[0]);
+ memory.Write64(vaddr + 8, value[1]);
});
}
diff --git a/src/core/arm/dynarmic/arm_dynarmic.h b/src/core/arm/dynarmic/arm_dynarmic.h
index 504d46c68..9cd475cfb 100644
--- a/src/core/arm/dynarmic/arm_dynarmic.h
+++ b/src/core/arm/dynarmic/arm_dynarmic.h
@@ -12,6 +12,10 @@
#include "core/arm/exclusive_monitor.h"
#include "core/arm/unicorn/arm_unicorn.h"
+namespace Memory {
+class Memory;
+}
+
namespace Core {
class ARM_Dynarmic_Callbacks;
@@ -58,13 +62,12 @@ private:
ARM_Unicorn inner_unicorn;
std::size_t core_index;
- System& system;
DynarmicExclusiveMonitor& exclusive_monitor;
};
class DynarmicExclusiveMonitor final : public ExclusiveMonitor {
public:
- explicit DynarmicExclusiveMonitor(std::size_t core_count);
+ explicit DynarmicExclusiveMonitor(Memory::Memory& memory_, std::size_t core_count);
~DynarmicExclusiveMonitor() override;
void SetExclusive(std::size_t core_index, VAddr addr) override;
@@ -79,6 +82,7 @@ public:
private:
friend class ARM_Dynarmic;
Dynarmic::A64::ExclusiveMonitor monitor;
+ Memory::Memory& memory;
};
} // namespace Core
diff --git a/src/core/arm/unicorn/arm_unicorn.cpp b/src/core/arm/unicorn/arm_unicorn.cpp
index 9698172db..48182c99a 100644
--- a/src/core/arm/unicorn/arm_unicorn.cpp
+++ b/src/core/arm/unicorn/arm_unicorn.cpp
@@ -60,7 +60,7 @@ static bool UnmappedMemoryHook(uc_engine* uc, uc_mem_type type, u64 addr, int si
return false;
}
-ARM_Unicorn::ARM_Unicorn(System& system) : system{system} {
+ARM_Unicorn::ARM_Unicorn(System& system) : ARM_Interface{system} {
CHECKED(uc_open(UC_ARCH_ARM64, UC_MODE_ARM, &uc));
auto fpv = 3 << 20;
diff --git a/src/core/arm/unicorn/arm_unicorn.h b/src/core/arm/unicorn/arm_unicorn.h
index b39426ea0..3c5b155f9 100644
--- a/src/core/arm/unicorn/arm_unicorn.h
+++ b/src/core/arm/unicorn/arm_unicorn.h
@@ -45,7 +45,6 @@ private:
static void InterruptHook(uc_engine* uc, u32 int_no, void* user_data);
uc_engine* uc{};
- System& system;
GDBStub::BreakpointAddress last_bkpt{};
bool last_bkpt_hit = false;
};
diff --git a/src/core/core.cpp b/src/core/core.cpp
index eba17218a..c45fb960c 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -39,6 +39,7 @@
#include "core/hle/service/service.h"
#include "core/hle/service/sm/sm.h"
#include "core/loader/loader.h"
+#include "core/memory.h"
#include "core/memory/cheat_engine.h"
#include "core/perf_stats.h"
#include "core/reporter.h"
@@ -112,8 +113,8 @@ FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
}
struct System::Impl {
explicit Impl(System& system)
- : kernel{system}, fs_controller{system}, cpu_core_manager{system}, reporter{system},
- applet_manager{system} {}
+ : kernel{system}, fs_controller{system}, memory{system},
+ cpu_core_manager{system}, reporter{system}, applet_manager{system} {}
Cpu& CurrentCpuCore() {
return cpu_core_manager.GetCurrentCore();
@@ -341,7 +342,8 @@ struct System::Impl {
std::unique_ptr<VideoCore::RendererBase> renderer;
std::unique_ptr<Tegra::GPU> gpu_core;
std::shared_ptr<Tegra::DebugContext> debug_context;
- std::unique_ptr<Core::Hardware::InterruptManager> interrupt_manager;
+ std::unique_ptr<Hardware::InterruptManager> interrupt_manager;
+ Memory::Memory memory;
CpuCoreManager cpu_core_manager;
bool is_powered_on = false;
bool exit_lock = false;
@@ -498,6 +500,14 @@ const ExclusiveMonitor& System::Monitor() const {
return impl->cpu_core_manager.GetExclusiveMonitor();
}
+Memory::Memory& System::Memory() {
+ return impl->memory;
+}
+
+const Memory::Memory& System::Memory() const {
+ return impl->memory;
+}
+
Tegra::GPU& System::GPU() {
return *impl->gpu_core;
}
diff --git a/src/core/core.h b/src/core/core.h
index f9b1a2866..91184e433 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -86,6 +86,10 @@ namespace Core::Hardware {
class InterruptManager;
}
+namespace Memory {
+class Memory;
+}
+
namespace Core {
class ARM_Interface;
@@ -225,6 +229,12 @@ public:
/// Gets a constant reference to the exclusive monitor
const ExclusiveMonitor& Monitor() const;
+ /// Gets a mutable reference to the system memory instance.
+ Memory::Memory& Memory();
+
+ /// Gets a constant reference to the system memory instance.
+ const Memory::Memory& Memory() const;
+
/// Gets a mutable reference to the GPU interface
Tegra::GPU& GPU();
diff --git a/src/core/core_cpu.cpp b/src/core/core_cpu.cpp
index 233ea572c..cf3fe0b0b 100644
--- a/src/core/core_cpu.cpp
+++ b/src/core/core_cpu.cpp
@@ -66,9 +66,10 @@ Cpu::Cpu(System& system, ExclusiveMonitor& exclusive_monitor, CpuBarrier& cpu_ba
Cpu::~Cpu() = default;
-std::unique_ptr<ExclusiveMonitor> Cpu::MakeExclusiveMonitor(std::size_t num_cores) {
+std::unique_ptr<ExclusiveMonitor> Cpu::MakeExclusiveMonitor(
+ [[maybe_unused]] Memory::Memory& memory, [[maybe_unused]] std::size_t num_cores) {
#ifdef ARCHITECTURE_x86_64
- return std::make_unique<DynarmicExclusiveMonitor>(num_cores);
+ return std::make_unique<DynarmicExclusiveMonitor>(memory, num_cores);
#else
// TODO(merry): Passthrough exclusive monitor
return nullptr;
diff --git a/src/core/core_cpu.h b/src/core/core_cpu.h
index cafca8df7..78f5021a2 100644
--- a/src/core/core_cpu.h
+++ b/src/core/core_cpu.h
@@ -24,6 +24,10 @@ namespace Core::Timing {
class CoreTiming;
}
+namespace Memory {
+class Memory;
+}
+
namespace Core {
class ARM_Interface;
@@ -86,7 +90,19 @@ public:
void Shutdown();
- static std::unique_ptr<ExclusiveMonitor> MakeExclusiveMonitor(std::size_t num_cores);
+ /**
+ * Creates an exclusive monitor to handle exclusive reads/writes.
+ *
+ * @param memory The current memory subsystem that the monitor may wish
+ * to keep track of.
+ *
+ * @param num_cores The number of cores to assume about the CPU.
+ *
+ * @returns The constructed exclusive monitor instance, or nullptr if the current
+ * CPU backend is unable to use an exclusive monitor.
+ */
+ static std::unique_ptr<ExclusiveMonitor> MakeExclusiveMonitor(Memory::Memory& memory,
+ std::size_t num_cores);
private:
void Reschedule();
diff --git a/src/core/cpu_core_manager.cpp b/src/core/cpu_core_manager.cpp
index 8efd410bb..f04a34133 100644
--- a/src/core/cpu_core_manager.cpp
+++ b/src/core/cpu_core_manager.cpp
@@ -25,7 +25,7 @@ CpuCoreManager::~CpuCoreManager() = default;
void CpuCoreManager::Initialize() {
barrier = std::make_unique<CpuBarrier>();
- exclusive_monitor = Cpu::MakeExclusiveMonitor(cores.size());
+ exclusive_monitor = Cpu::MakeExclusiveMonitor(system.Memory(), cores.size());
for (std::size_t index = 0; index < cores.size(); ++index) {
cores[index] = std::make_unique<Cpu>(system, *exclusive_monitor, *barrier, index);
diff --git a/src/core/gdbstub/gdbstub.cpp b/src/core/gdbstub/gdbstub.cpp
index 54ed680db..37cb28848 100644
--- a/src/core/gdbstub/gdbstub.cpp
+++ b/src/core/gdbstub/gdbstub.cpp
@@ -508,8 +508,9 @@ static void RemoveBreakpoint(BreakpointType type, VAddr addr) {
bp->second.len, bp->second.addr, static_cast<int>(type));
if (type == BreakpointType::Execute) {
- Memory::WriteBlock(bp->second.addr, bp->second.inst.data(), bp->second.inst.size());
- Core::System::GetInstance().InvalidateCpuInstructionCaches();
+ auto& system = Core::System::GetInstance();
+ system.Memory().WriteBlock(bp->second.addr, bp->second.inst.data(), bp->second.inst.size());
+ system.InvalidateCpuInstructionCaches();
}
p.erase(addr);
}
@@ -969,12 +970,13 @@ static void ReadMemory() {
SendReply("E01");
}
- if (!Memory::IsValidVirtualAddress(addr)) {
+ auto& memory = Core::System::GetInstance().Memory();
+ if (!memory.IsValidVirtualAddress(addr)) {
return SendReply("E00");
}
std::vector<u8> data(len);
- Memory::ReadBlock(addr, data.data(), len);
+ memory.ReadBlock(addr, data.data(), len);
MemToGdbHex(reply, data.data(), len);
reply[len * 2] = '\0';
@@ -984,22 +986,23 @@ static void ReadMemory() {
/// Modify location in memory with data received from the gdb client.
static void WriteMemory() {
auto start_offset = command_buffer + 1;
- auto addr_pos = std::find(start_offset, command_buffer + command_length, ',');
- VAddr addr = HexToLong(start_offset, static_cast<u64>(addr_pos - start_offset));
+ const auto addr_pos = std::find(start_offset, command_buffer + command_length, ',');
+ const VAddr addr = HexToLong(start_offset, static_cast<u64>(addr_pos - start_offset));
start_offset = addr_pos + 1;
- auto len_pos = std::find(start_offset, command_buffer + command_length, ':');
- u64 len = HexToLong(start_offset, static_cast<u64>(len_pos - start_offset));
+ const auto len_pos = std::find(start_offset, command_buffer + command_length, ':');
+ const u64 len = HexToLong(start_offset, static_cast<u64>(len_pos - start_offset));
- if (!Memory::IsValidVirtualAddress(addr)) {
+ auto& system = Core::System::GetInstance();
+ auto& memory = system.Memory();
+ if (!memory.IsValidVirtualAddress(addr)) {
return SendReply("E00");
}
std::vector<u8> data(len);
-
GdbHexToMem(data.data(), len_pos + 1, len);
- Memory::WriteBlock(addr, data.data(), len);
- Core::System::GetInstance().InvalidateCpuInstructionCaches();
+ memory.WriteBlock(addr, data.data(), len);
+ system.InvalidateCpuInstructionCaches();
SendReply("OK");
}
@@ -1055,12 +1058,15 @@ static bool CommitBreakpoint(BreakpointType type, VAddr addr, u64 len) {
breakpoint.active = true;
breakpoint.addr = addr;
breakpoint.len = len;
- Memory::ReadBlock(addr, breakpoint.inst.data(), breakpoint.inst.size());
+
+ auto& system = Core::System::GetInstance();
+ auto& memory = system.Memory();
+ memory.ReadBlock(addr, breakpoint.inst.data(), breakpoint.inst.size());
static constexpr std::array<u8, 4> btrap{0x00, 0x7d, 0x20, 0xd4};
if (type == BreakpointType::Execute) {
- Memory::WriteBlock(addr, btrap.data(), btrap.size());
- Core::System::GetInstance().InvalidateCpuInstructionCaches();
+ memory.WriteBlock(addr, btrap.data(), btrap.size());
+ system.InvalidateCpuInstructionCaches();
}
p.insert({addr, breakpoint});
diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp
index 4859954cb..98d07fa5b 100644
--- a/src/core/hle/kernel/address_arbiter.cpp
+++ b/src/core/hle/kernel/address_arbiter.cpp
@@ -67,23 +67,27 @@ ResultCode AddressArbiter::SignalToAddressOnly(VAddr address, s32 num_to_wake) {
ResultCode AddressArbiter::IncrementAndSignalToAddressIfEqual(VAddr address, s32 value,
s32 num_to_wake) {
+ auto& memory = system.Memory();
+
// Ensure that we can write to the address.
- if (!Memory::IsValidVirtualAddress(address)) {
+ if (!memory.IsValidVirtualAddress(address)) {
return ERR_INVALID_ADDRESS_STATE;
}
- if (static_cast<s32>(Memory::Read32(address)) != value) {
+ if (static_cast<s32>(memory.Read32(address)) != value) {
return ERR_INVALID_STATE;
}
- Memory::Write32(address, static_cast<u32>(value + 1));
+ memory.Write32(address, static_cast<u32>(value + 1));
return SignalToAddressOnly(address, num_to_wake);
}
ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr address, s32 value,
s32 num_to_wake) {
+ auto& memory = system.Memory();
+
// Ensure that we can write to the address.
- if (!Memory::IsValidVirtualAddress(address)) {
+ if (!memory.IsValidVirtualAddress(address)) {
return ERR_INVALID_ADDRESS_STATE;
}
@@ -109,11 +113,11 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a
}
}
- if (static_cast<s32>(Memory::Read32(address)) != value) {
+ if (static_cast<s32>(memory.Read32(address)) != value) {
return ERR_INVALID_STATE;
}
- Memory::Write32(address, static_cast<u32>(updated_value));
+ memory.Write32(address, static_cast<u32>(updated_value));
WakeThreads(waiting_threads, num_to_wake);
return RESULT_SUCCESS;
}
@@ -134,18 +138,20 @@ ResultCode AddressArbiter::WaitForAddress(VAddr address, ArbitrationType type, s
ResultCode AddressArbiter::WaitForAddressIfLessThan(VAddr address, s32 value, s64 timeout,
bool should_decrement) {
+ auto& memory = system.Memory();
+
// Ensure that we can read the address.
- if (!Memory::IsValidVirtualAddress(address)) {
+ if (!memory.IsValidVirtualAddress(address)) {
return ERR_INVALID_ADDRESS_STATE;
}
- const s32 cur_value = static_cast<s32>(Memory::Read32(address));
+ const s32 cur_value = static_cast<s32>(memory.Read32(address));
if (cur_value >= value) {
return ERR_INVALID_STATE;
}
if (should_decrement) {
- Memory::Write32(address, static_cast<u32>(cur_value - 1));
+ memory.Write32(address, static_cast<u32>(cur_value - 1));
}
// Short-circuit without rescheduling, if timeout is zero.
@@ -157,15 +163,19 @@ ResultCode AddressArbiter::WaitForAddressIfLessThan(VAddr address, s32 value, s6
}
ResultCode AddressArbiter::WaitForAddressIfEqual(VAddr address, s32 value, s64 timeout) {
+ auto& memory = system.Memory();
+
// Ensure that we can read the address.
- if (!Memory::IsValidVirtualAddress(address)) {
+ if (!memory.IsValidVirtualAddress(address)) {
return ERR_INVALID_ADDRESS_STATE;
}
+
// Only wait for the address if equal.
- if (static_cast<s32>(Memory::Read32(address)) != value) {
+ if (static_cast<s32>(memory.Read32(address)) != value) {
return ERR_INVALID_STATE;
}
- // Short-circuit without rescheduling, if timeout is zero.
+
+ // Short-circuit without rescheduling if timeout is zero.
if (timeout == 0) {
return RESULT_TIMEOUT;
}
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp
index 5995a6556..9849dbe91 100644
--- a/src/core/hle/kernel/client_session.cpp
+++ b/src/core/hle/kernel/client_session.cpp
@@ -21,10 +21,10 @@ ClientSession::~ClientSession() {
}
}
-ResultCode ClientSession::SendSyncRequest(Thread* thread) {
+ResultCode ClientSession::SendSyncRequest(Thread* thread, Memory::Memory& memory) {
// Signal the server session that new data is available
if (auto server = parent->server.lock()) {
- return server->HandleSyncRequest(SharedFrom(thread));
+ return server->HandleSyncRequest(SharedFrom(thread), memory);
}
return ERR_SESSION_CLOSED_BY_REMOTE;
diff --git a/src/core/hle/kernel/client_session.h b/src/core/hle/kernel/client_session.h
index 5ae41db29..484dd7bc9 100644
--- a/src/core/hle/kernel/client_session.h
+++ b/src/core/hle/kernel/client_session.h
@@ -10,6 +10,10 @@
union ResultCode;
+namespace Memory {
+class Memory;
+}
+
namespace Kernel {
class KernelCore;
@@ -37,7 +41,7 @@ public:
return HANDLE_TYPE;
}
- ResultCode SendSyncRequest(Thread* thread);
+ ResultCode SendSyncRequest(Thread* thread, Memory::Memory& memory);
private:
/// The parent session, which links to the server endpoint.
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index be24cef06..8b01567a8 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -214,10 +214,11 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const HandleTabl
ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(Thread& thread) {
auto& owner_process = *thread.GetOwnerProcess();
auto& handle_table = owner_process.GetHandleTable();
+ auto& memory = Core::System::GetInstance().Memory();
std::array<u32, IPC::COMMAND_BUFFER_LENGTH> dst_cmdbuf;
- Memory::ReadBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
- dst_cmdbuf.size() * sizeof(u32));
+ memory.ReadBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
+ dst_cmdbuf.size() * sizeof(u32));
// The header was already built in the internal command buffer. Attempt to parse it to verify
// the integrity and then copy it over to the target command buffer.
@@ -273,8 +274,8 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(Thread& thread) {
}
// Copy the translated command buffer back into the thread's command buffer area.
- Memory::WriteBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
- dst_cmdbuf.size() * sizeof(u32));
+ memory.WriteBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
+ dst_cmdbuf.size() * sizeof(u32));
return RESULT_SUCCESS;
}
@@ -282,15 +283,14 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(Thread& thread) {
std::vector<u8> HLERequestContext::ReadBuffer(int buffer_index) const {
std::vector<u8> buffer;
const bool is_buffer_a{BufferDescriptorA().size() && BufferDescriptorA()[buffer_index].Size()};
+ auto& memory = Core::System::GetInstance().Memory();
if (is_buffer_a) {
buffer.resize(BufferDescriptorA()[buffer_index].Size());
- Memory::ReadBlock(BufferDescriptorA()[buffer_index].Address(), buffer.data(),
- buffer.size());
+ memory.ReadBlock(BufferDescriptorA()[buffer_index].Address(), buffer.data(), buffer.size());
} else {
buffer.resize(BufferDescriptorX()[buffer_index].Size());
- Memory::ReadBlock(BufferDescriptorX()[buffer_index].Address(), buffer.data(),
- buffer.size());
+ memory.ReadBlock(BufferDescriptorX()[buffer_index].Address(), buffer.data(), buffer.size());
}
return buffer;
@@ -311,10 +311,11 @@ std::size_t HLERequestContext::WriteBuffer(const void* buffer, std::size_t size,
size = buffer_size; // TODO(bunnei): This needs to be HW tested
}
+ auto& memory = Core::System::GetInstance().Memory();
if (is_buffer_b) {
- Memory::WriteBlock(BufferDescriptorB()[buffer_index].Address(), buffer, size);
+ memory.WriteBlock(BufferDescriptorB()[buffer_index].Address(), buffer, size);
} else {
- Memory::WriteBlock(BufferDescriptorC()[buffer_index].Address(), buffer, size);
+ memory.WriteBlock(BufferDescriptorC()[buffer_index].Address(), buffer, size);
}
return size;
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index a9851113a..1c90546a4 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -154,6 +154,16 @@ struct KernelCore::Impl {
system.CoreTiming().ScheduleEvent(time_interval, preemption_event);
}
+ void MakeCurrentProcess(Process* process) {
+ current_process = process;
+
+ if (process == nullptr) {
+ return;
+ }
+
+ system.Memory().SetCurrentPageTable(*process);
+ }
+
std::atomic<u32> next_object_id{0};
std::atomic<u64> next_kernel_process_id{Process::InitialKIPIDMin};
std::atomic<u64> next_user_process_id{Process::ProcessIDMin};
@@ -208,13 +218,7 @@ void KernelCore::AppendNewProcess(std::shared_ptr<Process> process) {
}
void KernelCore::MakeCurrentProcess(Process* process) {
- impl->current_process = process;
-
- if (process == nullptr) {
- return;
- }
-
- Memory::SetCurrentPageTable(*process);
+ impl->MakeCurrentProcess(process);
}
Process* KernelCore::CurrentProcess() {
diff --git a/src/core/hle/kernel/mutex.cpp b/src/core/hle/kernel/mutex.cpp
index 8493d0f78..061e9bcb0 100644
--- a/src/core/hle/kernel/mutex.cpp
+++ b/src/core/hle/kernel/mutex.cpp
@@ -79,7 +79,7 @@ ResultCode Mutex::TryAcquire(VAddr address, Handle holding_thread_handle,
// thread.
ASSERT(requesting_thread == current_thread);
- const u32 addr_value = Memory::Read32(address);
+ const u32 addr_value = system.Memory().Read32(address);
// If the mutex isn't being held, just return success.
if (addr_value != (holding_thread_handle | Mutex::MutexHasWaitersFlag)) {
@@ -117,7 +117,7 @@ ResultCode Mutex::Release(VAddr address) {
// There are no more threads waiting for the mutex, release it completely.
if (thread == nullptr) {
- Memory::Write32(address, 0);
+ system.Memory().Write32(address, 0);
return RESULT_SUCCESS;
}
@@ -132,7 +132,7 @@ ResultCode Mutex::Release(VAddr address) {
}
// Grant the mutex to the next waiting thread and resume it.
- Memory::Write32(address, mutex_value);
+ system.Memory().Write32(address, mutex_value);
ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex);
thread->ResumeFromWait();
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
index c7db21eb2..1198c7a97 100644
--- a/src/core/hle/kernel/server_session.cpp
+++ b/src/core/hle/kernel/server_session.cpp
@@ -19,6 +19,7 @@
#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/session.h"
#include "core/hle/kernel/thread.h"
+#include "core/memory.h"
namespace Kernel {
@@ -127,12 +128,13 @@ ResultCode ServerSession::HandleDomainSyncRequest(Kernel::HLERequestContext& con
return RESULT_SUCCESS;
}
-ResultCode ServerSession::HandleSyncRequest(std::shared_ptr<Thread> thread) {
+ResultCode ServerSession::HandleSyncRequest(std::shared_ptr<Thread> thread,
+ Memory::Memory& memory) {
// The ServerSession received a sync request, this means that there's new data available
// from its ClientSession, so wake up any threads that may be waiting on a svcReplyAndReceive or
// similar.
Kernel::HLERequestContext context(SharedFrom(this), thread);
- u32* cmd_buf = (u32*)Memory::GetPointer(thread->GetTLSAddress());
+ u32* cmd_buf = (u32*)memory.GetPointer(thread->GetTLSAddress());
context.PopulateFromIncomingCommandBuffer(kernel.CurrentProcess()->GetHandleTable(), cmd_buf);
ResultCode result = RESULT_SUCCESS;
diff --git a/src/core/hle/kernel/server_session.h b/src/core/hle/kernel/server_session.h
index 8a65647b6..641709a45 100644
--- a/src/core/hle/kernel/server_session.h
+++ b/src/core/hle/kernel/server_session.h
@@ -13,6 +13,10 @@
#include "core/hle/kernel/wait_object.h"
#include "core/hle/result.h"
+namespace Memory {
+class Memory;
+}
+
namespace Kernel {
class ClientPort;
@@ -85,10 +89,13 @@ public:
/**
* Handle a sync request from the emulated application.
+ *
* @param thread Thread that initiated the request.
+ * @param memory Memory context to handle the sync request under.
+ *
* @returns ResultCode from the operation.
*/
- ResultCode HandleSyncRequest(std::shared_ptr<Thread> thread);
+ ResultCode HandleSyncRequest(std::shared_ptr<Thread> thread, Memory::Memory& memory);
bool ShouldWait(const Thread* thread) const override;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 9928b3a26..db3ae3eb8 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -332,7 +332,9 @@ static ResultCode UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_ad
/// Connect to an OS service given the port name, returns the handle to the port to out
static ResultCode ConnectToNamedPort(Core::System& system, Handle* out_handle,
VAddr port_name_address) {
- if (!Memory::IsValidVirtualAddress(port_name_address)) {
+ auto& memory = system.Memory();
+
+ if (!memory.IsValidVirtualAddress(port_name_address)) {
LOG_ERROR(Kernel_SVC,
"Port Name Address is not a valid virtual address, port_name_address=0x{:016X}",
port_name_address);
@@ -341,7 +343,7 @@ static ResultCode ConnectToNamedPort(Core::System& system, Handle* out_handle,
static constexpr std::size_t PortNameMaxLength = 11;
// Read 1 char beyond the max allowed port name to detect names that are too long.
- std::string port_name = Memory::ReadCString(port_name_address, PortNameMaxLength + 1);
+ const std::string port_name = memory.ReadCString(port_name_address, PortNameMaxLength + 1);
if (port_name.size() > PortNameMaxLength) {
LOG_ERROR(Kernel_SVC, "Port name is too long, expected {} but got {}", PortNameMaxLength,
port_name.size());
@@ -383,7 +385,7 @@ static ResultCode SendSyncRequest(Core::System& system, Handle handle) {
// TODO(Subv): svcSendSyncRequest should put the caller thread to sleep while the server
// responds and cause a reschedule.
- return session->SendSyncRequest(system.CurrentScheduler().GetCurrentThread());
+ return session->SendSyncRequest(system.CurrentScheduler().GetCurrentThread(), system.Memory());
}
/// Get the ID for the specified thread.
@@ -452,7 +454,8 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
LOG_TRACE(Kernel_SVC, "called handles_address=0x{:X}, handle_count={}, nano_seconds={}",
handles_address, handle_count, nano_seconds);
- if (!Memory::IsValidVirtualAddress(handles_address)) {
+ auto& memory = system.Memory();
+ if (!memory.IsValidVirtualAddress(handles_address)) {
LOG_ERROR(Kernel_SVC,
"Handle address is not a valid virtual address, handle_address=0x{:016X}",
handles_address);
@@ -474,7 +477,7 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
for (u64 i = 0; i < handle_count; ++i) {
- const Handle handle = Memory::Read32(handles_address + i * sizeof(Handle));
+ const Handle handle = memory.Read32(handles_address + i * sizeof(Handle));
const auto object = handle_table.Get<WaitObject>(handle);
if (object == nullptr) {
@@ -616,13 +619,15 @@ static void Break(Core::System& system, u32 reason, u64 info1, u64 info2) {
return;
}
+ auto& memory = system.Memory();
+
// This typically is an error code so we're going to assume this is the case
if (sz == sizeof(u32)) {
- LOG_CRITICAL(Debug_Emulated, "debug_buffer_err_code={:X}", Memory::Read32(addr));
+ LOG_CRITICAL(Debug_Emulated, "debug_buffer_err_code={:X}", memory.Read32(addr));
} else {
// We don't know what's in here so we'll hexdump it
debug_buffer.resize(sz);
- Memory::ReadBlock(addr, debug_buffer.data(), sz);
+ memory.ReadBlock(addr, debug_buffer.data(), sz);
std::string hexdump;
for (std::size_t i = 0; i < debug_buffer.size(); i++) {
hexdump += fmt::format("{:02X} ", debug_buffer[i]);
@@ -712,7 +717,7 @@ static void OutputDebugString([[maybe_unused]] Core::System& system, VAddr addre
}
std::string str(len, '\0');
- Memory::ReadBlock(address, str.data(), str.size());
+ system.Memory().ReadBlock(address, str.data(), str.size());
LOG_DEBUG(Debug_Emulated, "{}", str);
}
@@ -1115,7 +1120,7 @@ static ResultCode GetThreadContext(Core::System& system, VAddr thread_context, H
std::fill(ctx.vector_registers.begin() + 16, ctx.vector_registers.end(), u128{});
}
- Memory::WriteBlock(thread_context, &ctx, sizeof(ctx));
+ system.Memory().WriteBlock(thread_context, &ctx, sizeof(ctx));
return RESULT_SUCCESS;
}
@@ -1275,20 +1280,21 @@ static ResultCode QueryProcessMemory(Core::System& system, VAddr memory_info_add
return ERR_INVALID_HANDLE;
}
+ auto& memory = system.Memory();
const auto& vm_manager = process->VMManager();
const MemoryInfo memory_info = vm_manager.QueryMemory(address);
- Memory::Write64(memory_info_address, memory_info.base_address);
- Memory::Write64(memory_info_address + 8, memory_info.size);
- Memory::Write32(memory_info_address + 16, memory_info.state);
- Memory::Write32(memory_info_address + 20, memory_info.attributes);
- Memory::Write32(memory_info_address + 24, memory_info.permission);
- Memory::Write32(memory_info_address + 32, memory_info.ipc_ref_count);
- Memory::Write32(memory_info_address + 28, memory_info.device_ref_count);
- Memory::Write32(memory_info_address + 36, 0);
+ memory.Write64(memory_info_address, memory_info.base_address);
+ memory.Write64(memory_info_address + 8, memory_info.size);
+ memory.Write32(memory_info_address + 16, memory_info.state);
+ memory.Write32(memory_info_address + 20, memory_info.attributes);
+ memory.Write32(memory_info_address + 24, memory_info.permission);
+ memory.Write32(memory_info_address + 32, memory_info.ipc_ref_count);
+ memory.Write32(memory_info_address + 28, memory_info.device_ref_count);
+ memory.Write32(memory_info_address + 36, 0);
// Page info appears to be currently unused by the kernel and is always set to zero.
- Memory::Write32(page_info_address, 0);
+ memory.Write32(page_info_address, 0);
return RESULT_SUCCESS;
}
@@ -1672,6 +1678,7 @@ static ResultCode SignalProcessWideKey(Core::System& system, VAddr condition_var
const std::size_t current_core = system.CurrentCoreIndex();
auto& monitor = system.Monitor();
+ auto& memory = system.Memory();
// Atomically read the value of the mutex.
u32 mutex_val = 0;
@@ -1681,7 +1688,7 @@ static ResultCode SignalProcessWideKey(Core::System& system, VAddr condition_var
monitor.SetExclusive(current_core, mutex_address);
// If the mutex is not yet acquired, acquire it.
- mutex_val = Memory::Read32(mutex_address);
+ mutex_val = memory.Read32(mutex_address);
if (mutex_val != 0) {
update_val = mutex_val | Mutex::MutexHasWaitersFlag;
@@ -2284,12 +2291,13 @@ static ResultCode GetProcessList(Core::System& system, u32* out_num_processes,
return ERR_INVALID_ADDRESS_STATE;
}
+ auto& memory = system.Memory();
const auto& process_list = kernel.GetProcessList();
const auto num_processes = process_list.size();
const auto copy_amount = std::min(std::size_t{out_process_ids_size}, num_processes);
for (std::size_t i = 0; i < copy_amount; ++i) {
- Memory::Write64(out_process_ids, process_list[i]->GetProcessID());
+ memory.Write64(out_process_ids, process_list[i]->GetProcessID());
out_process_ids += sizeof(u64);
}
@@ -2323,13 +2331,14 @@ static ResultCode GetThreadList(Core::System& system, u32* out_num_threads, VAdd
return ERR_INVALID_ADDRESS_STATE;
}
+ auto& memory = system.Memory();
const auto& thread_list = current_process->GetThreadList();
const auto num_threads = thread_list.size();
const auto copy_amount = std::min(std::size_t{out_thread_ids_size}, num_threads);
auto list_iter = thread_list.cbegin();
for (std::size_t i = 0; i < copy_amount; ++i, ++list_iter) {
- Memory::Write64(out_thread_ids, (*list_iter)->GetThreadID());
+ memory.Write64(out_thread_ids, (*list_iter)->GetThreadID());
out_thread_ids += sizeof(u64);
}
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 735019d96..e84e5ce0d 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -162,13 +162,13 @@ ResultVal<std::shared_ptr<Thread>> Thread::Create(KernelCore& kernel, std::strin
return ERR_INVALID_PROCESSOR_ID;
}
- if (!Memory::IsValidVirtualAddress(owner_process, entry_point)) {
+ auto& system = Core::System::GetInstance();
+ if (!system.Memory().IsValidVirtualAddress(owner_process, entry_point)) {
LOG_ERROR(Kernel_SVC, "(name={}): invalid entry {:016X}", name, entry_point);
// TODO (bunnei): Find the correct error code to use here
return RESULT_UNKNOWN;
}
- auto& system = Core::System::GetInstance();
std::shared_ptr<Thread> thread = std::make_shared<Thread>(kernel);
thread->thread_id = kernel.CreateNewThreadID();
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/hle/service/audio/audout_u.cpp b/src/core/hle/service/audio/audout_u.cpp
index 6a29377e3..4fb2cbc4b 100644
--- a/src/core/hle/service/audio/audout_u.cpp
+++ b/src/core/hle/service/audio/audout_u.cpp
@@ -43,7 +43,8 @@ public:
IAudioOut(Core::System& system, AudoutParams audio_params, AudioCore::AudioOut& audio_core,
std::string&& device_name, std::string&& unique_name)
: ServiceFramework("IAudioOut"), audio_core(audio_core),
- device_name(std::move(device_name)), audio_params(audio_params) {
+ device_name(std::move(device_name)),
+ audio_params(audio_params), main_memory{system.Memory()} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IAudioOut::GetAudioOutState, "GetAudioOutState"},
@@ -137,7 +138,7 @@ private:
const u64 tag{rp.Pop<u64>()};
std::vector<s16> samples(audio_buffer.buffer_size / sizeof(s16));
- Memory::ReadBlock(audio_buffer.buffer, samples.data(), audio_buffer.buffer_size);
+ main_memory.ReadBlock(audio_buffer.buffer, samples.data(), audio_buffer.buffer_size);
if (!audio_core.QueueBuffer(stream, tag, std::move(samples))) {
IPC::ResponseBuilder rb{ctx, 2};
@@ -209,6 +210,7 @@ private:
/// This is the event handle used to check if the audio buffer was released
Kernel::EventPair buffer_event;
+ Memory::Memory& main_memory;
};
AudOutU::AudOutU(Core::System& system_) : ServiceFramework("audout:u"), system{system_} {
diff --git a/src/core/hle/service/audio/audren_u.cpp b/src/core/hle/service/audio/audren_u.cpp
index 4ea7ade6e..82a5dbf14 100644
--- a/src/core/hle/service/audio/audren_u.cpp
+++ b/src/core/hle/service/audio/audren_u.cpp
@@ -49,8 +49,9 @@ public:
system_event =
Kernel::WritableEvent::CreateEventPair(system.Kernel(), "IAudioRenderer:SystemEvent");
- renderer = std::make_unique<AudioCore::AudioRenderer>(
- system.CoreTiming(), audren_params, system_event.writable, instance_number);
+ renderer = std::make_unique<AudioCore::AudioRenderer>(system.CoreTiming(), system.Memory(),
+ audren_params, system_event.writable,
+ instance_number);
}
private:
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index ea9cc901e..55d62fc5e 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -391,13 +391,10 @@ public:
}
void RenameFile(Kernel::HLERequestContext& ctx) {
- std::vector<u8> buffer;
- buffer.resize(ctx.BufferDescriptorX()[0].Size());
- Memory::ReadBlock(ctx.BufferDescriptorX()[0].Address(), buffer.data(), buffer.size());
+ std::vector<u8> buffer = ctx.ReadBuffer(0);
const std::string src_name = Common::StringFromBuffer(buffer);
- buffer.resize(ctx.BufferDescriptorX()[1].Size());
- Memory::ReadBlock(ctx.BufferDescriptorX()[1].Address(), buffer.data(), buffer.size());
+ buffer = ctx.ReadBuffer(1);
const std::string dst_name = Common::StringFromBuffer(buffer);
LOG_DEBUG(Service_FS, "called. file '{}' to file '{}'", src_name, dst_name);
diff --git a/src/core/hle/service/ldr/ldr.cpp b/src/core/hle/service/ldr/ldr.cpp
index 88f903bfd..157aeec88 100644
--- a/src/core/hle/service/ldr/ldr.cpp
+++ b/src/core/hle/service/ldr/ldr.cpp
@@ -140,9 +140,10 @@ public:
rb.Push(ERROR_INVALID_SIZE);
return;
}
+
// Read NRR data from memory
std::vector<u8> nrr_data(nrr_size);
- Memory::ReadBlock(nrr_address, nrr_data.data(), nrr_size);
+ system.Memory().ReadBlock(nrr_address, nrr_data.data(), nrr_size);
NRRHeader header;
std::memcpy(&header, nrr_data.data(), sizeof(NRRHeader));
@@ -291,7 +292,7 @@ public:
// Read NRO data from memory
std::vector<u8> nro_data(nro_size);
- Memory::ReadBlock(nro_address, nro_data.data(), nro_size);
+ system.Memory().ReadBlock(nro_address, nro_data.data(), nro_size);
SHA256Hash hash{};
mbedtls_sha256_ret(nro_data.data(), nro_data.size(), hash.data(), 0);
diff --git a/src/core/hle/service/lm/lm.cpp b/src/core/hle/service/lm/lm.cpp
index 435f2d286..346c8f899 100644
--- a/src/core/hle/service/lm/lm.cpp
+++ b/src/core/hle/service/lm/lm.cpp
@@ -17,7 +17,8 @@ namespace Service::LM {
class ILogger final : public ServiceFramework<ILogger> {
public:
- ILogger(Manager& manager) : ServiceFramework("ILogger"), manager(manager) {
+ explicit ILogger(Manager& manager_, Memory::Memory& memory_)
+ : ServiceFramework("ILogger"), manager{manager_}, memory{memory_} {
static const FunctionInfo functions[] = {
{0, &ILogger::Log, "Log"},
{1, &ILogger::SetDestination, "SetDestination"},
@@ -35,15 +36,15 @@ private:
MessageHeader header{};
VAddr addr{ctx.BufferDescriptorX()[0].Address()};
const VAddr end_addr{addr + ctx.BufferDescriptorX()[0].size};
- Memory::ReadBlock(addr, &header, sizeof(MessageHeader));
+ memory.ReadBlock(addr, &header, sizeof(MessageHeader));
addr += sizeof(MessageHeader);
FieldMap fields;
while (addr < end_addr) {
- const auto field = static_cast<Field>(Memory::Read8(addr++));
- const auto length = Memory::Read8(addr++);
+ const auto field = static_cast<Field>(memory.Read8(addr++));
+ const auto length = memory.Read8(addr++);
- if (static_cast<Field>(Memory::Read8(addr)) == Field::Skip) {
+ if (static_cast<Field>(memory.Read8(addr)) == Field::Skip) {
++addr;
}
@@ -54,7 +55,7 @@ private:
}
std::vector<u8> data(length);
- Memory::ReadBlock(addr, data.data(), length);
+ memory.ReadBlock(addr, data.data(), length);
fields.emplace(field, std::move(data));
}
@@ -74,11 +75,13 @@ private:
}
Manager& manager;
+ Memory::Memory& memory;
};
class LM final : public ServiceFramework<LM> {
public:
- explicit LM(Manager& manager) : ServiceFramework{"lm"}, manager(manager) {
+ explicit LM(Manager& manager_, Memory::Memory& memory_)
+ : ServiceFramework{"lm"}, manager{manager_}, memory{memory_} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &LM::OpenLogger, "OpenLogger"},
@@ -94,14 +97,16 @@ private:
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
- rb.PushIpcInterface<ILogger>(manager);
+ rb.PushIpcInterface<ILogger>(manager, memory);
}
Manager& manager;
+ Memory::Memory& memory;
};
void InstallInterfaces(Core::System& system) {
- std::make_shared<LM>(system.GetLogManager())->InstallAsService(system.ServiceManager());
+ std::make_shared<LM>(system.GetLogManager(), system.Memory())
+ ->InstallAsService(system.ServiceManager());
}
} // namespace Service::LM
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
index 9de0ace22..6d8bca8bb 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
@@ -191,8 +191,8 @@ u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output,
std::memcpy(entries.data(), input2.data(),
params.num_entries * sizeof(Tegra::CommandListHeader));
} else {
- Memory::ReadBlock(params.address, entries.data(),
- params.num_entries * sizeof(Tegra::CommandListHeader));
+ system.Memory().ReadBlock(params.address, entries.data(),
+ params.num_entries * sizeof(Tegra::CommandListHeader));
}
UNIMPLEMENTED_IF(params.flags.add_wait.Value() != 0);
UNIMPLEMENTED_IF(params.flags.add_increment.Value() != 0);
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index fa49f3dd0..91bf07a92 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -17,529 +17,699 @@
#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 {
-static Common::PageTable* current_page_table = nullptr;
+// Implementation class used to keep the specifics of the memory subsystem hidden
+// from outside classes. This also allows modification to the internals of the memory
+// subsystem without needing to rebuild all files that make use of the memory interface.
+struct Memory::Impl {
+ explicit Impl(Core::System& system_) : system{system_} {}
-void SetCurrentPageTable(Kernel::Process& process) {
- current_page_table = &process.VMManager().page_table;
+ void SetCurrentPageTable(Kernel::Process& process) {
+ current_page_table = &process.VMManager().page_table;
- const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
+ 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);
-}
+ 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);
+ }
-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);
- }
- }
+ 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);
}
- VAddr end = base + size;
- ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}",
- base + page_table.pointers.size());
+ 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}));
+ }
- std::fill(page_table.attributes.begin() + base, page_table.attributes.begin() + end, type);
+ 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);
- 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;
+ const auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
+ page_table.special_regions.erase(interval);
+ }
- base += 1;
- memory += PAGE_SIZE;
- }
+ 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 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);
-}
+ 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}));
+ }
-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);
+ bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) const {
+ const auto& page_table = process.VMManager().page_table;
- 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}));
-}
+ const u8* const page_pointer = page_table.pointers[vaddr >> PAGE_BITS];
+ if (page_pointer != nullptr) {
+ return true;
+ }
-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);
+ if (page_table.attributes[vaddr >> PAGE_BITS] == Common::PageType::RasterizerCachedMemory) {
+ return true;
+ }
- auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1);
- page_table.special_regions.erase(interval);
-}
+ if (page_table.attributes[vaddr >> PAGE_BITS] != Common::PageType::Special) {
+ return false;
+ }
-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}));
-}
+ return false;
+ }
-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}));
-}
+ bool IsValidVirtualAddress(VAddr vaddr) const {
+ return IsValidVirtualAddress(*system.CurrentProcess(), vaddr);
+ }
-/**
- * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned)
- * using a VMA from the current process
- */
-static u8* GetPointerFromVMA(const Kernel::Process& process, VAddr vaddr) {
- const auto& vm_manager = process.VMManager();
-
- const auto it = vm_manager.FindVMA(vaddr);
- DEBUG_ASSERT(vm_manager.IsValidHandle(it));
-
- u8* direct_pointer = nullptr;
- const auto& vma = it->second;
- switch (vma.type) {
- case Kernel::VMAType::AllocatedMemoryBlock:
- direct_pointer = vma.backing_block->data() + vma.offset;
- break;
- case Kernel::VMAType::BackingMemory:
- direct_pointer = vma.backing_memory;
- break;
- case Kernel::VMAType::Free:
- return nullptr;
- default:
- UNREACHABLE();
+ /**
+ * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned)
+ * using a VMA from the current process
+ */
+ u8* GetPointerFromVMA(const Kernel::Process& process, VAddr vaddr) {
+ const auto& vm_manager = process.VMManager();
+
+ const auto it = vm_manager.FindVMA(vaddr);
+ DEBUG_ASSERT(vm_manager.IsValidHandle(it));
+
+ u8* direct_pointer = nullptr;
+ const auto& vma = it->second;
+ switch (vma.type) {
+ case Kernel::VMAType::AllocatedMemoryBlock:
+ direct_pointer = vma.backing_block->data() + vma.offset;
+ break;
+ case Kernel::VMAType::BackingMemory:
+ direct_pointer = vma.backing_memory;
+ break;
+ case Kernel::VMAType::Free:
+ return nullptr;
+ default:
+ UNREACHABLE();
+ }
+
+ return direct_pointer + (vaddr - vma.base);
}
- return direct_pointer + (vaddr - vma.base);
-}
+ /**
+ * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned)
+ * using a VMA from the current process.
+ */
+ u8* GetPointerFromVMA(VAddr vaddr) {
+ return GetPointerFromVMA(*system.CurrentProcess(), vaddr);
+ }
-/**
- * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned)
- * using a VMA from the current process.
- */
-static u8* GetPointerFromVMA(VAddr vaddr) {
- return GetPointerFromVMA(*Core::System::GetInstance().CurrentProcess(), vaddr);
-}
+ u8* GetPointer(const VAddr vaddr) {
+ u8* const page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
+ if (page_pointer != nullptr) {
+ return page_pointer + (vaddr & PAGE_MASK);
+ }
-template <typename T>
-T Read(const VAddr vaddr) {
- const u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
- if (page_pointer) {
- // NOTE: Avoid adding any extra logic to this fast-path block
- T value;
- std::memcpy(&value, &page_pointer[vaddr & PAGE_MASK], sizeof(T));
- return value;
- }
-
- Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
- switch (type) {
- case Common::PageType::Unmapped:
- LOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, vaddr);
- return 0;
- case Common::PageType::Memory:
- ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr);
- break;
- case Common::PageType::RasterizerCachedMemory: {
- auto host_ptr{GetPointerFromVMA(vaddr)};
- Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), sizeof(T));
- T value;
- std::memcpy(&value, host_ptr, sizeof(T));
- return value;
- }
- default:
- UNREACHABLE();
- }
- return {};
-}
+ if (current_page_table->attributes[vaddr >> PAGE_BITS] ==
+ Common::PageType::RasterizerCachedMemory) {
+ return GetPointerFromVMA(vaddr);
+ }
-template <typename T>
-void Write(const VAddr vaddr, const T data) {
- u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
- if (page_pointer) {
- // NOTE: Avoid adding any extra logic to this fast-path block
- std::memcpy(&page_pointer[vaddr & PAGE_MASK], &data, sizeof(T));
- return;
- }
-
- Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
- switch (type) {
- case Common::PageType::Unmapped:
- LOG_ERROR(HW_Memory, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8,
- static_cast<u32>(data), vaddr);
- return;
- case Common::PageType::Memory:
- ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr);
- break;
- case Common::PageType::RasterizerCachedMemory: {
- auto host_ptr{GetPointerFromVMA(vaddr)};
- Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), sizeof(T));
- std::memcpy(host_ptr, &data, sizeof(T));
- break;
- }
- default:
- UNREACHABLE();
+ LOG_ERROR(HW_Memory, "Unknown GetPointer @ 0x{:016X}", vaddr);
+ return nullptr;
}
-}
-bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) {
- const auto& page_table = process.VMManager().page_table;
+ u8 Read8(const VAddr addr) {
+ return Read<u8>(addr);
+ }
- const u8* page_pointer = page_table.pointers[vaddr >> PAGE_BITS];
- if (page_pointer)
- return true;
+ u16 Read16(const VAddr addr) {
+ return Read<u16_le>(addr);
+ }
- if (page_table.attributes[vaddr >> PAGE_BITS] == Common::PageType::RasterizerCachedMemory)
- return true;
+ u32 Read32(const VAddr addr) {
+ return Read<u32_le>(addr);
+ }
- if (page_table.attributes[vaddr >> PAGE_BITS] != Common::PageType::Special)
- return false;
+ u64 Read64(const VAddr addr) {
+ return Read<u64_le>(addr);
+ }
- return false;
-}
+ void Write8(const VAddr addr, const u8 data) {
+ Write<u8>(addr, data);
+ }
-bool IsValidVirtualAddress(const VAddr vaddr) {
- return IsValidVirtualAddress(*Core::System::GetInstance().CurrentProcess(), vaddr);
-}
+ void Write16(const VAddr addr, const u16 data) {
+ Write<u16_le>(addr, data);
+ }
-bool IsKernelVirtualAddress(const VAddr vaddr) {
- return KERNEL_REGION_VADDR <= vaddr && vaddr < KERNEL_REGION_END;
-}
+ void Write32(const VAddr addr, const u32 data) {
+ Write<u32_le>(addr, data);
+ }
-u8* GetPointer(const VAddr vaddr) {
- u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
- if (page_pointer) {
- return page_pointer + (vaddr & PAGE_MASK);
+ void Write64(const VAddr addr, const u64 data) {
+ Write<u64_le>(addr, data);
}
- if (current_page_table->attributes[vaddr >> PAGE_BITS] ==
- Common::PageType::RasterizerCachedMemory) {
- return GetPointerFromVMA(vaddr);
+ std::string ReadCString(VAddr vaddr, std::size_t max_length) {
+ std::string string;
+ string.reserve(max_length);
+ for (std::size_t i = 0; i < max_length; ++i) {
+ const char c = Read8(vaddr);
+ if (c == '\0') {
+ break;
+ }
+ string.push_back(c);
+ ++vaddr;
+ }
+ string.shrink_to_fit();
+ return string;
}
- LOG_ERROR(HW_Memory, "Unknown GetPointer @ 0x{:016X}", vaddr);
- return nullptr;
-}
+ void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_buffer,
+ const std::size_t size) {
+ const auto& page_table = process.VMManager().page_table;
+
+ std::size_t remaining_size = size;
+ std::size_t page_index = src_addr >> PAGE_BITS;
+ std::size_t page_offset = src_addr & PAGE_MASK;
+
+ while (remaining_size > 0) {
+ const std::size_t copy_amount =
+ std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
+ const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
+
+ switch (page_table.attributes[page_index]) {
+ case Common::PageType::Unmapped: {
+ LOG_ERROR(HW_Memory,
+ "Unmapped ReadBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
+ current_vaddr, src_addr, size);
+ std::memset(dest_buffer, 0, copy_amount);
+ break;
+ }
+ case Common::PageType::Memory: {
+ DEBUG_ASSERT(page_table.pointers[page_index]);
-std::string ReadCString(VAddr vaddr, std::size_t max_length) {
- std::string string;
- string.reserve(max_length);
- for (std::size_t i = 0; i < max_length; ++i) {
- char c = Read8(vaddr);
- if (c == '\0')
- break;
- string.push_back(c);
- ++vaddr;
+ const u8* const src_ptr = page_table.pointers[page_index] + page_offset;
+ std::memcpy(dest_buffer, src_ptr, copy_amount);
+ break;
+ }
+ case Common::PageType::RasterizerCachedMemory: {
+ const u8* const host_ptr = GetPointerFromVMA(process, current_vaddr);
+ system.GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount);
+ std::memcpy(dest_buffer, host_ptr, copy_amount);
+ break;
+ }
+ default:
+ UNREACHABLE();
+ }
+
+ page_index++;
+ page_offset = 0;
+ dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount;
+ remaining_size -= copy_amount;
+ }
}
- string.shrink_to_fit();
- return string;
-}
-void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {
- if (vaddr == 0) {
- return;
+ void ReadBlock(const VAddr src_addr, void* dest_buffer, const std::size_t size) {
+ ReadBlock(*system.CurrentProcess(), src_addr, dest_buffer, size);
}
- // Iterate over a contiguous CPU address space, which corresponds to the specified GPU address
- // space, marking the region as un/cached. The region is marked un/cached at a granularity of
- // CPU pages, hence why we iterate on a CPU page basis (note: GPU page size is different). This
- // assumes the specified GPU address region is contiguous as well.
+ void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const void* src_buffer,
+ const std::size_t size) {
+ const auto& page_table = process.VMManager().page_table;
+ std::size_t remaining_size = size;
+ std::size_t page_index = dest_addr >> PAGE_BITS;
+ std::size_t page_offset = dest_addr & PAGE_MASK;
+
+ while (remaining_size > 0) {
+ const std::size_t copy_amount =
+ std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
+ const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
+
+ switch (page_table.attributes[page_index]) {
+ case Common::PageType::Unmapped: {
+ LOG_ERROR(HW_Memory,
+ "Unmapped WriteBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
+ current_vaddr, dest_addr, size);
+ break;
+ }
+ case Common::PageType::Memory: {
+ DEBUG_ASSERT(page_table.pointers[page_index]);
+
+ u8* const dest_ptr = page_table.pointers[page_index] + page_offset;
+ std::memcpy(dest_ptr, src_buffer, copy_amount);
+ break;
+ }
+ case Common::PageType::RasterizerCachedMemory: {
+ u8* const host_ptr = GetPointerFromVMA(process, current_vaddr);
+ system.GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount);
+ std::memcpy(host_ptr, src_buffer, copy_amount);
+ break;
+ }
+ default:
+ UNREACHABLE();
+ }
+
+ page_index++;
+ page_offset = 0;
+ src_buffer = static_cast<const u8*>(src_buffer) + copy_amount;
+ remaining_size -= copy_amount;
+ }
+ }
- u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1;
- for (unsigned i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) {
- Common::PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS];
+ void WriteBlock(const VAddr dest_addr, const void* src_buffer, const std::size_t size) {
+ WriteBlock(*system.CurrentProcess(), dest_addr, src_buffer, size);
+ }
- if (cached) {
- // Switch page type to cached if now cached
- switch (page_type) {
- case Common::PageType::Unmapped:
- // It is not necessary for a process to have this region mapped into its address
- // space, for example, a system module need not have a VRAM mapping.
+ void ZeroBlock(const Kernel::Process& process, const VAddr dest_addr, const std::size_t size) {
+ const auto& page_table = process.VMManager().page_table;
+ std::size_t remaining_size = size;
+ std::size_t page_index = dest_addr >> PAGE_BITS;
+ std::size_t page_offset = dest_addr & PAGE_MASK;
+
+ while (remaining_size > 0) {
+ const std::size_t copy_amount =
+ std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
+ const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
+
+ switch (page_table.attributes[page_index]) {
+ case Common::PageType::Unmapped: {
+ LOG_ERROR(HW_Memory,
+ "Unmapped ZeroBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
+ current_vaddr, dest_addr, size);
break;
- case Common::PageType::Memory:
- page_type = Common::PageType::RasterizerCachedMemory;
- current_page_table->pointers[vaddr >> PAGE_BITS] = nullptr;
+ }
+ case Common::PageType::Memory: {
+ DEBUG_ASSERT(page_table.pointers[page_index]);
+
+ u8* dest_ptr = page_table.pointers[page_index] + page_offset;
+ std::memset(dest_ptr, 0, copy_amount);
break;
- case Common::PageType::RasterizerCachedMemory:
- // There can be more than one GPU region mapped per CPU region, so it's common that
- // this area is already marked as cached.
+ }
+ case Common::PageType::RasterizerCachedMemory: {
+ u8* const host_ptr = GetPointerFromVMA(process, current_vaddr);
+ system.GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount);
+ std::memset(host_ptr, 0, copy_amount);
break;
+ }
default:
UNREACHABLE();
}
- } else {
- // Switch page type to uncached if now uncached
- switch (page_type) {
- case Common::PageType::Unmapped:
- // It is not necessary for a process to have this region mapped into its address
- // space, for example, a system module need not have a VRAM mapping.
+
+ page_index++;
+ page_offset = 0;
+ remaining_size -= copy_amount;
+ }
+ }
+
+ void ZeroBlock(const VAddr dest_addr, const std::size_t size) {
+ ZeroBlock(*system.CurrentProcess(), dest_addr, size);
+ }
+
+ void CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr,
+ const std::size_t size) {
+ const auto& page_table = process.VMManager().page_table;
+ std::size_t remaining_size = size;
+ std::size_t page_index = src_addr >> PAGE_BITS;
+ std::size_t page_offset = src_addr & PAGE_MASK;
+
+ while (remaining_size > 0) {
+ const std::size_t copy_amount =
+ std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
+ const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
+
+ switch (page_table.attributes[page_index]) {
+ case Common::PageType::Unmapped: {
+ LOG_ERROR(HW_Memory,
+ "Unmapped CopyBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
+ current_vaddr, src_addr, size);
+ ZeroBlock(process, dest_addr, copy_amount);
break;
- case Common::PageType::Memory:
- // There can be more than one GPU region mapped per CPU region, so it's common that
- // this area is already unmarked as cached.
+ }
+ case Common::PageType::Memory: {
+ DEBUG_ASSERT(page_table.pointers[page_index]);
+ const u8* src_ptr = page_table.pointers[page_index] + page_offset;
+ WriteBlock(process, dest_addr, src_ptr, copy_amount);
break;
+ }
case Common::PageType::RasterizerCachedMemory: {
- u8* pointer = GetPointerFromVMA(vaddr & ~PAGE_MASK);
- if (pointer == nullptr) {
- // It's possible that this function has been called while updating the pagetable
- // after unmapping a VMA. In that case the underlying VMA will no longer exist,
- // and we should just leave the pagetable entry blank.
- page_type = Common::PageType::Unmapped;
- } else {
- page_type = Common::PageType::Memory;
- current_page_table->pointers[vaddr >> PAGE_BITS] = pointer;
- }
+ const u8* const host_ptr = GetPointerFromVMA(process, current_vaddr);
+ system.GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount);
+ WriteBlock(process, dest_addr, host_ptr, copy_amount);
break;
}
default:
UNREACHABLE();
}
+
+ page_index++;
+ page_offset = 0;
+ dest_addr += static_cast<VAddr>(copy_amount);
+ src_addr += static_cast<VAddr>(copy_amount);
+ remaining_size -= copy_amount;
}
}
-}
-u8 Read8(const VAddr addr) {
- return Read<u8>(addr);
-}
+ void CopyBlock(VAddr dest_addr, VAddr src_addr, std::size_t size) {
+ return CopyBlock(*system.CurrentProcess(), dest_addr, src_addr, size);
+ }
-u16 Read16(const VAddr addr) {
- return Read<u16_le>(addr);
-}
+ void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {
+ if (vaddr == 0) {
+ return;
+ }
-u32 Read32(const VAddr addr) {
- return Read<u32_le>(addr);
-}
+ // Iterate over a contiguous CPU address space, which corresponds to the specified GPU
+ // address space, marking the region as un/cached. The region is marked un/cached at a
+ // granularity of CPU pages, hence why we iterate on a CPU page basis (note: GPU page size
+ // is different). This assumes the specified GPU address region is contiguous as well.
+
+ u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1;
+ for (unsigned i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) {
+ Common::PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS];
+
+ if (cached) {
+ // Switch page type to cached if now cached
+ switch (page_type) {
+ case Common::PageType::Unmapped:
+ // It is not necessary for a process to have this region mapped into its address
+ // space, for example, a system module need not have a VRAM mapping.
+ break;
+ case Common::PageType::Memory:
+ page_type = Common::PageType::RasterizerCachedMemory;
+ current_page_table->pointers[vaddr >> PAGE_BITS] = nullptr;
+ break;
+ case Common::PageType::RasterizerCachedMemory:
+ // There can be more than one GPU region mapped per CPU region, so it's common
+ // that this area is already marked as cached.
+ break;
+ default:
+ UNREACHABLE();
+ }
+ } else {
+ // Switch page type to uncached if now uncached
+ switch (page_type) {
+ case Common::PageType::Unmapped:
+ // It is not necessary for a process to have this region mapped into its address
+ // space, for example, a system module need not have a VRAM mapping.
+ break;
+ case Common::PageType::Memory:
+ // There can be more than one GPU region mapped per CPU region, so it's common
+ // that this area is already unmarked as cached.
+ break;
+ case Common::PageType::RasterizerCachedMemory: {
+ u8* pointer = GetPointerFromVMA(vaddr & ~PAGE_MASK);
+ if (pointer == nullptr) {
+ // It's possible that this function has been called while updating the
+ // pagetable after unmapping a VMA. In that case the underlying VMA will no
+ // longer exist, and we should just leave the pagetable entry blank.
+ page_type = Common::PageType::Unmapped;
+ } else {
+ page_type = Common::PageType::Memory;
+ current_page_table->pointers[vaddr >> PAGE_BITS] = pointer;
+ }
+ break;
+ }
+ default:
+ UNREACHABLE();
+ }
+ }
+ }
+ }
-u64 Read64(const VAddr addr) {
- return Read<u64_le>(addr);
-}
+ /**
+ * 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);
+ }
+ }
+ }
-void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_buffer,
- const std::size_t size) {
- const auto& page_table = process.VMManager().page_table;
-
- std::size_t remaining_size = size;
- std::size_t page_index = src_addr >> PAGE_BITS;
- std::size_t page_offset = src_addr & PAGE_MASK;
-
- while (remaining_size > 0) {
- const std::size_t copy_amount =
- std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
- const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
-
- switch (page_table.attributes[page_index]) {
- case Common::PageType::Unmapped: {
- LOG_ERROR(HW_Memory,
- "Unmapped ReadBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
- current_vaddr, src_addr, size);
- std::memset(dest_buffer, 0, copy_amount);
- break;
+ 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);
+
+ 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;
+ }
+ }
+ }
+
+ /**
+ * Reads a particular data type out of memory at the given virtual address.
+ *
+ * @param vaddr The virtual address to read the data type from.
+ *
+ * @tparam T The data type to read out of memory. This type *must* be
+ * trivially copyable, otherwise the behavior of this function
+ * is undefined.
+ *
+ * @returns The instance of T read from the specified virtual address.
+ */
+ template <typename T>
+ T Read(const VAddr vaddr) {
+ const u8* const page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
+ if (page_pointer != nullptr) {
+ // NOTE: Avoid adding any extra logic to this fast-path block
+ T value;
+ std::memcpy(&value, &page_pointer[vaddr & PAGE_MASK], sizeof(T));
+ return value;
}
- case Common::PageType::Memory: {
- DEBUG_ASSERT(page_table.pointers[page_index]);
- const u8* src_ptr = page_table.pointers[page_index] + page_offset;
- std::memcpy(dest_buffer, src_ptr, copy_amount);
+ const Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
+ switch (type) {
+ case Common::PageType::Unmapped:
+ LOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, vaddr);
+ return 0;
+ case Common::PageType::Memory:
+ ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr);
break;
+ case Common::PageType::RasterizerCachedMemory: {
+ const u8* const host_ptr = GetPointerFromVMA(vaddr);
+ system.GPU().FlushRegion(ToCacheAddr(host_ptr), sizeof(T));
+ T value;
+ std::memcpy(&value, host_ptr, sizeof(T));
+ return value;
+ }
+ default:
+ UNREACHABLE();
}
+ return {};
+ }
+
+ /**
+ * Writes a particular data type to memory at the given virtual address.
+ *
+ * @param vaddr The virtual address to write the data type to.
+ *
+ * @tparam T The data type to write to memory. This type *must* be
+ * trivially copyable, otherwise the behavior of this function
+ * is undefined.
+ *
+ * @returns The instance of T write to the specified virtual address.
+ */
+ template <typename T>
+ void Write(const VAddr vaddr, const T data) {
+ u8* const page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
+ if (page_pointer != nullptr) {
+ // NOTE: Avoid adding any extra logic to this fast-path block
+ std::memcpy(&page_pointer[vaddr & PAGE_MASK], &data, sizeof(T));
+ return;
+ }
+
+ const Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
+ switch (type) {
+ case Common::PageType::Unmapped:
+ LOG_ERROR(HW_Memory, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8,
+ static_cast<u32>(data), vaddr);
+ return;
+ case Common::PageType::Memory:
+ ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr);
+ break;
case Common::PageType::RasterizerCachedMemory: {
- const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)};
- Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount);
- std::memcpy(dest_buffer, host_ptr, copy_amount);
+ u8* const host_ptr{GetPointerFromVMA(vaddr)};
+ system.GPU().InvalidateRegion(ToCacheAddr(host_ptr), sizeof(T));
+ std::memcpy(host_ptr, &data, sizeof(T));
break;
}
default:
UNREACHABLE();
}
-
- page_index++;
- page_offset = 0;
- dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount;
- remaining_size -= copy_amount;
}
+
+ Common::PageTable* current_page_table = nullptr;
+ Core::System& system;
+};
+
+Memory::Memory(Core::System& system) : impl{std::make_unique<Impl>(system)} {}
+Memory::~Memory() = default;
+
+void Memory::SetCurrentPageTable(Kernel::Process& process) {
+ impl->SetCurrentPageTable(process);
}
-void ReadBlock(const VAddr src_addr, void* dest_buffer, const std::size_t size) {
- ReadBlock(*Core::System::GetInstance().CurrentProcess(), src_addr, dest_buffer, size);
+void Memory::MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
+ impl->MapMemoryRegion(page_table, base, size, target);
}
-void Write8(const VAddr addr, const u8 data) {
- Write<u8>(addr, data);
+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 Write16(const VAddr addr, const u16 data) {
- Write<u16_le>(addr, data);
+void Memory::UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
+ impl->UnmapRegion(page_table, base, size);
}
-void Write32(const VAddr addr, const u32 data) {
- Write<u32_le>(addr, data);
+void Memory::AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ impl->AddDebugHook(page_table, base, size, std::move(hook));
}
-void Write64(const VAddr addr, const u64 data) {
- Write<u64_le>(addr, data);
+void Memory::RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size,
+ Common::MemoryHookPointer hook) {
+ impl->RemoveDebugHook(page_table, base, size, std::move(hook));
}
-void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const void* src_buffer,
- const std::size_t size) {
- const auto& page_table = process.VMManager().page_table;
- std::size_t remaining_size = size;
- std::size_t page_index = dest_addr >> PAGE_BITS;
- std::size_t page_offset = dest_addr & PAGE_MASK;
-
- while (remaining_size > 0) {
- const std::size_t copy_amount =
- std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
- const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
-
- switch (page_table.attributes[page_index]) {
- case Common::PageType::Unmapped: {
- LOG_ERROR(HW_Memory,
- "Unmapped WriteBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
- current_vaddr, dest_addr, size);
- break;
- }
- case Common::PageType::Memory: {
- DEBUG_ASSERT(page_table.pointers[page_index]);
+bool Memory::IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) const {
+ return impl->IsValidVirtualAddress(process, vaddr);
+}
- u8* dest_ptr = page_table.pointers[page_index] + page_offset;
- std::memcpy(dest_ptr, src_buffer, copy_amount);
- break;
- }
- case Common::PageType::RasterizerCachedMemory: {
- const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)};
- Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount);
- std::memcpy(host_ptr, src_buffer, copy_amount);
- break;
- }
- default:
- UNREACHABLE();
- }
+bool Memory::IsValidVirtualAddress(const VAddr vaddr) const {
+ return impl->IsValidVirtualAddress(vaddr);
+}
- page_index++;
- page_offset = 0;
- src_buffer = static_cast<const u8*>(src_buffer) + copy_amount;
- remaining_size -= copy_amount;
- }
+u8* Memory::GetPointer(VAddr vaddr) {
+ return impl->GetPointer(vaddr);
}
-void WriteBlock(const VAddr dest_addr, const void* src_buffer, const std::size_t size) {
- WriteBlock(*Core::System::GetInstance().CurrentProcess(), dest_addr, src_buffer, size);
+const u8* Memory::GetPointer(VAddr vaddr) const {
+ return impl->GetPointer(vaddr);
}
-void ZeroBlock(const Kernel::Process& process, const VAddr dest_addr, const std::size_t size) {
- const auto& page_table = process.VMManager().page_table;
- std::size_t remaining_size = size;
- std::size_t page_index = dest_addr >> PAGE_BITS;
- std::size_t page_offset = dest_addr & PAGE_MASK;
-
- while (remaining_size > 0) {
- const std::size_t copy_amount =
- std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
- const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
-
- switch (page_table.attributes[page_index]) {
- case Common::PageType::Unmapped: {
- LOG_ERROR(HW_Memory,
- "Unmapped ZeroBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
- current_vaddr, dest_addr, size);
- break;
- }
- case Common::PageType::Memory: {
- DEBUG_ASSERT(page_table.pointers[page_index]);
+u8 Memory::Read8(const VAddr addr) {
+ return impl->Read8(addr);
+}
- u8* dest_ptr = page_table.pointers[page_index] + page_offset;
- std::memset(dest_ptr, 0, copy_amount);
- break;
- }
- case Common::PageType::RasterizerCachedMemory: {
- const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)};
- Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount);
- std::memset(host_ptr, 0, copy_amount);
- break;
- }
- default:
- UNREACHABLE();
- }
+u16 Memory::Read16(const VAddr addr) {
+ return impl->Read16(addr);
+}
- page_index++;
- page_offset = 0;
- remaining_size -= copy_amount;
- }
+u32 Memory::Read32(const VAddr addr) {
+ return impl->Read32(addr);
}
-void CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr,
- const std::size_t size) {
- const auto& page_table = process.VMManager().page_table;
- std::size_t remaining_size = size;
- std::size_t page_index = src_addr >> PAGE_BITS;
- std::size_t page_offset = src_addr & PAGE_MASK;
-
- while (remaining_size > 0) {
- const std::size_t copy_amount =
- std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
- const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
-
- switch (page_table.attributes[page_index]) {
- case Common::PageType::Unmapped: {
- LOG_ERROR(HW_Memory,
- "Unmapped CopyBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
- current_vaddr, src_addr, size);
- ZeroBlock(process, dest_addr, copy_amount);
- break;
- }
- case Common::PageType::Memory: {
- DEBUG_ASSERT(page_table.pointers[page_index]);
- const u8* src_ptr = page_table.pointers[page_index] + page_offset;
- WriteBlock(process, dest_addr, src_ptr, copy_amount);
- break;
- }
- case Common::PageType::RasterizerCachedMemory: {
- const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)};
- Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount);
- WriteBlock(process, dest_addr, host_ptr, copy_amount);
- break;
- }
- default:
- UNREACHABLE();
- }
+u64 Memory::Read64(const VAddr addr) {
+ return impl->Read64(addr);
+}
- page_index++;
- page_offset = 0;
- dest_addr += static_cast<VAddr>(copy_amount);
- src_addr += static_cast<VAddr>(copy_amount);
- remaining_size -= copy_amount;
- }
+void Memory::Write8(VAddr addr, u8 data) {
+ impl->Write8(addr, data);
+}
+
+void Memory::Write16(VAddr addr, u16 data) {
+ impl->Write16(addr, data);
+}
+
+void Memory::Write32(VAddr addr, u32 data) {
+ impl->Write32(addr, data);
+}
+
+void Memory::Write64(VAddr addr, u64 data) {
+ impl->Write64(addr, data);
+}
+
+std::string Memory::ReadCString(VAddr vaddr, std::size_t max_length) {
+ return impl->ReadCString(vaddr, max_length);
+}
+
+void Memory::ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_buffer,
+ const std::size_t size) {
+ impl->ReadBlock(process, src_addr, dest_buffer, size);
+}
+
+void Memory::ReadBlock(const VAddr src_addr, void* dest_buffer, const std::size_t size) {
+ impl->ReadBlock(src_addr, dest_buffer, size);
+}
+
+void Memory::WriteBlock(const Kernel::Process& process, VAddr dest_addr, const void* src_buffer,
+ std::size_t size) {
+ impl->WriteBlock(process, dest_addr, src_buffer, size);
+}
+
+void Memory::WriteBlock(const VAddr dest_addr, const void* src_buffer, const std::size_t size) {
+ impl->WriteBlock(dest_addr, src_buffer, size);
}
-void CopyBlock(VAddr dest_addr, VAddr src_addr, std::size_t size) {
- CopyBlock(*Core::System::GetInstance().CurrentProcess(), dest_addr, src_addr, size);
+void Memory::ZeroBlock(const Kernel::Process& process, VAddr dest_addr, std::size_t size) {
+ impl->ZeroBlock(process, dest_addr, size);
+}
+
+void Memory::ZeroBlock(VAddr dest_addr, std::size_t size) {
+ impl->ZeroBlock(dest_addr, size);
+}
+
+void Memory::CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr,
+ const std::size_t size) {
+ impl->CopyBlock(process, dest_addr, src_addr, size);
+}
+
+void Memory::CopyBlock(VAddr dest_addr, VAddr src_addr, std::size_t size) {
+ impl->CopyBlock(dest_addr, src_addr, size);
+}
+
+void Memory::RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {
+ impl->RasterizerMarkRegionCached(vaddr, size, cached);
+}
+
+bool IsKernelVirtualAddress(const VAddr vaddr) {
+ return KERNEL_REGION_VADDR <= vaddr && vaddr < KERNEL_REGION_END;
}
} // namespace Memory
diff --git a/src/core/memory.h b/src/core/memory.h
index 09008e1dd..1428a6d60 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -5,8 +5,18 @@
#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;
+}
namespace Kernel {
class Process;
@@ -36,41 +46,369 @@ enum : VAddr {
KERNEL_REGION_END = KERNEL_REGION_VADDR + KERNEL_REGION_SIZE,
};
-/// Changes the currently active page table to that of
-/// the given process instance.
-void SetCurrentPageTable(Kernel::Process& process);
+/// Central class that handles all memory operations and state.
+class Memory {
+public:
+ explicit Memory(Core::System& system);
+ ~Memory();
-/// Determines if the given VAddr is valid for the specified process.
-bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr);
-bool IsValidVirtualAddress(VAddr vaddr);
-/// Determines if the given VAddr is a kernel address
-bool IsKernelVirtualAddress(VAddr vaddr);
+ Memory(const Memory&) = delete;
+ Memory& operator=(const Memory&) = delete;
-u8 Read8(VAddr addr);
-u16 Read16(VAddr addr);
-u32 Read32(VAddr addr);
-u64 Read64(VAddr addr);
+ Memory(Memory&&) = default;
+ Memory& operator=(Memory&&) = default;
-void Write8(VAddr addr, u8 data);
-void Write16(VAddr addr, u16 data);
-void Write32(VAddr addr, u32 data);
-void Write64(VAddr addr, u64 data);
+ /**
+ * Changes the currently active page table to that of the given process instance.
+ *
+ * @param process The process to use the page table of.
+ */
+ void SetCurrentPageTable(Kernel::Process& process);
-void ReadBlock(const Kernel::Process& process, VAddr src_addr, void* dest_buffer, std::size_t size);
-void ReadBlock(VAddr src_addr, void* dest_buffer, std::size_t size);
-void WriteBlock(const Kernel::Process& process, VAddr dest_addr, const void* src_buffer,
- std::size_t size);
-void WriteBlock(VAddr dest_addr, const void* src_buffer, std::size_t size);
-void ZeroBlock(const Kernel::Process& process, VAddr dest_addr, std::size_t size);
-void CopyBlock(VAddr dest_addr, VAddr src_addr, std::size_t size);
+ /**
+ * 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);
-u8* GetPointer(VAddr vaddr);
+ /**
+ * 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);
-std::string ReadCString(VAddr vaddr, std::size_t max_length);
+ /**
+ * 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);
-/**
- * Mark each page touching the region as cached.
- */
-void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached);
+ /**
+ * 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);
+
+ /**
+ * Checks whether or not the supplied address is a valid virtual
+ * address for the given process.
+ *
+ * @param process The emulated process to check the address against.
+ * @param vaddr The virtual address to check the validity of.
+ *
+ * @returns True if the given virtual address is valid, false otherwise.
+ */
+ bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr) const;
+
+ /**
+ * Checks whether or not the supplied address is a valid virtual
+ * address for the current process.
+ *
+ * @param vaddr The virtual address to check the validity of.
+ *
+ * @returns True if the given virtual address is valid, false otherwise.
+ */
+ bool IsValidVirtualAddress(VAddr vaddr) const;
+
+ /**
+ * Gets a pointer to the given address.
+ *
+ * @param vaddr Virtual address to retrieve a pointer to.
+ *
+ * @returns The pointer to the given address, if the address is valid.
+ * If the address is not valid, nullptr will be returned.
+ */
+ u8* GetPointer(VAddr vaddr);
+
+ /**
+ * Gets a pointer to the given address.
+ *
+ * @param vaddr Virtual address to retrieve a pointer to.
+ *
+ * @returns The pointer to the given address, if the address is valid.
+ * If the address is not valid, nullptr will be returned.
+ */
+ const u8* GetPointer(VAddr vaddr) const;
+
+ /**
+ * Reads an 8-bit unsigned value from the current process' address space
+ * at the given virtual address.
+ *
+ * @param addr The virtual address to read the 8-bit value from.
+ *
+ * @returns the read 8-bit unsigned value.
+ */
+ u8 Read8(VAddr addr);
+
+ /**
+ * Reads a 16-bit unsigned value from the current process' address space
+ * at the given virtual address.
+ *
+ * @param addr The virtual address to read the 16-bit value from.
+ *
+ * @returns the read 16-bit unsigned value.
+ */
+ u16 Read16(VAddr addr);
+
+ /**
+ * Reads a 32-bit unsigned value from the current process' address space
+ * at the given virtual address.
+ *
+ * @param addr The virtual address to read the 32-bit value from.
+ *
+ * @returns the read 32-bit unsigned value.
+ */
+ u32 Read32(VAddr addr);
+
+ /**
+ * Reads a 64-bit unsigned value from the current process' address space
+ * at the given virtual address.
+ *
+ * @param addr The virtual address to read the 64-bit value from.
+ *
+ * @returns the read 64-bit value.
+ */
+ u64 Read64(VAddr addr);
+
+ /**
+ * Writes an 8-bit unsigned integer to the given virtual address in
+ * the current process' address space.
+ *
+ * @param addr The virtual address to write the 8-bit unsigned integer to.
+ * @param data The 8-bit unsigned integer to write to the given virtual address.
+ *
+ * @post The memory at the given virtual address contains the specified data value.
+ */
+ void Write8(VAddr addr, u8 data);
+
+ /**
+ * Writes a 16-bit unsigned integer to the given virtual address in
+ * the current process' address space.
+ *
+ * @param addr The virtual address to write the 16-bit unsigned integer to.
+ * @param data The 16-bit unsigned integer to write to the given virtual address.
+ *
+ * @post The memory range [addr, sizeof(data)) contains the given data value.
+ */
+ void Write16(VAddr addr, u16 data);
+
+ /**
+ * Writes a 32-bit unsigned integer to the given virtual address in
+ * the current process' address space.
+ *
+ * @param addr The virtual address to write the 32-bit unsigned integer to.
+ * @param data The 32-bit unsigned integer to write to the given virtual address.
+ *
+ * @post The memory range [addr, sizeof(data)) contains the given data value.
+ */
+ void Write32(VAddr addr, u32 data);
+
+ /**
+ * Writes a 64-bit unsigned integer to the given virtual address in
+ * the current process' address space.
+ *
+ * @param addr The virtual address to write the 64-bit unsigned integer to.
+ * @param data The 64-bit unsigned integer to write to the given virtual address.
+ *
+ * @post The memory range [addr, sizeof(data)) contains the given data value.
+ */
+ void Write64(VAddr addr, u64 data);
+
+ /**
+ * Reads a null-terminated string from the given virtual address.
+ * This function will continually read characters until either:
+ *
+ * - A null character ('\0') is reached.
+ * - max_length characters have been read.
+ *
+ * @note The final null-terminating character (if found) is not included
+ * in the returned string.
+ *
+ * @param vaddr The address to begin reading the string from.
+ * @param max_length The maximum length of the string to read in characters.
+ *
+ * @returns The read string.
+ */
+ std::string ReadCString(VAddr vaddr, std::size_t max_length);
+
+ /**
+ * Reads a contiguous block of bytes from a specified process' address space.
+ *
+ * @param process The process to read the data from.
+ * @param src_addr The virtual address to begin reading from.
+ * @param dest_buffer The buffer to place the read bytes into.
+ * @param size The amount of data to read, in bytes.
+ *
+ * @note If a size of 0 is specified, then this function reads nothing and
+ * no attempts to access memory are made at all.
+ *
+ * @pre dest_buffer must be at least size bytes in length, otherwise a
+ * buffer overrun will occur.
+ *
+ * @post The range [dest_buffer, size) contains the read bytes from the
+ * process' address space.
+ */
+ void ReadBlock(const Kernel::Process& process, VAddr src_addr, void* dest_buffer,
+ std::size_t size);
+
+ /**
+ * Reads a contiguous block of bytes from the current process' address space.
+ *
+ * @param src_addr The virtual address to begin reading from.
+ * @param dest_buffer The buffer to place the read bytes into.
+ * @param size The amount of data to read, in bytes.
+ *
+ * @note If a size of 0 is specified, then this function reads nothing and
+ * no attempts to access memory are made at all.
+ *
+ * @pre dest_buffer must be at least size bytes in length, otherwise a
+ * buffer overrun will occur.
+ *
+ * @post The range [dest_buffer, size) contains the read bytes from the
+ * current process' address space.
+ */
+ void ReadBlock(VAddr src_addr, void* dest_buffer, std::size_t size);
+
+ /**
+ * Writes a range of bytes into a given process' address space at the specified
+ * virtual address.
+ *
+ * @param process The process to write data into the address space of.
+ * @param dest_addr The destination virtual address to begin writing the data at.
+ * @param src_buffer The data to write into the process' address space.
+ * @param size The size of the data to write, in bytes.
+ *
+ * @post The address range [dest_addr, size) in the process' address space
+ * contains the data that was within src_buffer.
+ *
+ * @post If an attempt is made to write into an unmapped region of memory, the writes
+ * will be ignored and an error will be logged.
+ *
+ * @post If a write is performed into a region of memory that is considered cached
+ * rasterizer memory, will cause the currently active rasterizer to be notified
+ * and will mark that region as invalidated to caches that the active
+ * graphics backend may be maintaining over the course of execution.
+ */
+ void WriteBlock(const Kernel::Process& process, VAddr dest_addr, const void* src_buffer,
+ std::size_t size);
+
+ /**
+ * Writes a range of bytes into the current process' address space at the specified
+ * virtual address.
+ *
+ * @param dest_addr The destination virtual address to begin writing the data at.
+ * @param src_buffer The data to write into the current process' address space.
+ * @param size The size of the data to write, in bytes.
+ *
+ * @post The address range [dest_addr, size) in the current process' address space
+ * contains the data that was within src_buffer.
+ *
+ * @post If an attempt is made to write into an unmapped region of memory, the writes
+ * will be ignored and an error will be logged.
+ *
+ * @post If a write is performed into a region of memory that is considered cached
+ * rasterizer memory, will cause the currently active rasterizer to be notified
+ * and will mark that region as invalidated to caches that the active
+ * graphics backend may be maintaining over the course of execution.
+ */
+ void WriteBlock(VAddr dest_addr, const void* src_buffer, std::size_t size);
+
+ /**
+ * Fills the specified address range within a process' address space with zeroes.
+ *
+ * @param process The process that will have a portion of its memory zeroed out.
+ * @param dest_addr The starting virtual address of the range to zero out.
+ * @param size The size of the address range to zero out, in bytes.
+ *
+ * @post The range [dest_addr, size) within the process' address space is
+ * filled with zeroes.
+ */
+ void ZeroBlock(const Kernel::Process& process, VAddr dest_addr, std::size_t size);
+
+ /**
+ * Fills the specified address range within the current process' address space with zeroes.
+ *
+ * @param dest_addr The starting virtual address of the range to zero out.
+ * @param size The size of the address range to zero out, in bytes.
+ *
+ * @post The range [dest_addr, size) within the current process' address space is
+ * filled with zeroes.
+ */
+ void ZeroBlock(VAddr dest_addr, std::size_t size);
+
+ /**
+ * Copies data within a process' address space to another location within the
+ * same address space.
+ *
+ * @param process The process that will have data copied within its address space.
+ * @param dest_addr The destination virtual address to begin copying the data into.
+ * @param src_addr The source virtual address to begin copying the data from.
+ * @param size The size of the data to copy, in bytes.
+ *
+ * @post The range [dest_addr, size) within the process' address space contains the
+ * same data within the range [src_addr, size).
+ */
+ void CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr,
+ std::size_t size);
+
+ /**
+ * Copies data within the current process' address space to another location within the
+ * same address space.
+ *
+ * @param dest_addr The destination virtual address to begin copying the data into.
+ * @param src_addr The source virtual address to begin copying the data from.
+ * @param size The size of the data to copy, in bytes.
+ *
+ * @post The range [dest_addr, size) within the current process' address space
+ * contains the same data within the range [src_addr, size).
+ */
+ void CopyBlock(VAddr dest_addr, VAddr src_addr, std::size_t size);
+
+ /**
+ * Marks each page within the specified address range as cached or uncached.
+ *
+ * @param vaddr The virtual address indicating the start of the address range.
+ * @param size The size of the address range in bytes.
+ * @param cached Whether or not any pages within the address range should be
+ * marked as cached or uncached.
+ */
+ void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached);
+
+private:
+ struct Impl;
+ std::unique_ptr<Impl> impl;
+};
+
+/// Determines if the given VAddr is a kernel address
+bool IsKernelVirtualAddress(VAddr vaddr);
} // namespace Memory
diff --git a/src/core/memory/cheat_engine.cpp b/src/core/memory/cheat_engine.cpp
index b73cc9fbd..d1e6bed93 100644
--- a/src/core/memory/cheat_engine.cpp
+++ b/src/core/memory/cheat_engine.cpp
@@ -20,18 +20,17 @@ namespace Memory {
constexpr s64 CHEAT_ENGINE_TICKS = static_cast<s64>(Core::Timing::BASE_CLOCK_RATE / 12);
constexpr u32 KEYPAD_BITMASK = 0x3FFFFFF;
-StandardVmCallbacks::StandardVmCallbacks(const Core::System& system,
- const CheatProcessMetadata& metadata)
+StandardVmCallbacks::StandardVmCallbacks(Core::System& system, const CheatProcessMetadata& metadata)
: metadata(metadata), system(system) {}
StandardVmCallbacks::~StandardVmCallbacks() = default;
void StandardVmCallbacks::MemoryRead(VAddr address, void* data, u64 size) {
- ReadBlock(SanitizeAddress(address), data, size);
+ system.Memory().ReadBlock(SanitizeAddress(address), data, size);
}
void StandardVmCallbacks::MemoryWrite(VAddr address, const void* data, u64 size) {
- WriteBlock(SanitizeAddress(address), data, size);
+ system.Memory().WriteBlock(SanitizeAddress(address), data, size);
}
u64 StandardVmCallbacks::HidKeysDown() {
diff --git a/src/core/memory/cheat_engine.h b/src/core/memory/cheat_engine.h
index e3db90dac..3d6b2298a 100644
--- a/src/core/memory/cheat_engine.h
+++ b/src/core/memory/cheat_engine.h
@@ -24,7 +24,7 @@ namespace Memory {
class StandardVmCallbacks : public DmntCheatVm::Callbacks {
public:
- StandardVmCallbacks(const Core::System& system, const CheatProcessMetadata& metadata);
+ StandardVmCallbacks(Core::System& system, const CheatProcessMetadata& metadata);
~StandardVmCallbacks() override;
void MemoryRead(VAddr address, void* data, u64 size) override;
@@ -37,7 +37,7 @@ private:
VAddr SanitizeAddress(VAddr address) const;
const CheatProcessMetadata& metadata;
- const Core::System& system;
+ Core::System& system;
};
// Intermediary class that parses a text file or other disk format for storing cheats into a
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/core/reporter.cpp b/src/core/reporter.cpp
index 6f4af77fd..f95eee3b1 100644
--- a/src/core/reporter.cpp
+++ b/src/core/reporter.cpp
@@ -147,7 +147,7 @@ json GetFullDataAuto(const std::string& timestamp, u64 title_id, Core::System& s
}
template <bool read_value, typename DescriptorType>
-json GetHLEBufferDescriptorData(const std::vector<DescriptorType>& buffer) {
+json GetHLEBufferDescriptorData(const std::vector<DescriptorType>& buffer, Memory::Memory& memory) {
auto buffer_out = json::array();
for (const auto& desc : buffer) {
auto entry = json{
@@ -157,7 +157,7 @@ json GetHLEBufferDescriptorData(const std::vector<DescriptorType>& buffer) {
if constexpr (read_value) {
std::vector<u8> data(desc.Size());
- Memory::ReadBlock(desc.Address(), data.data(), desc.Size());
+ memory.ReadBlock(desc.Address(), data.data(), desc.Size());
entry["data"] = Common::HexToString(data);
}
@@ -167,7 +167,7 @@ json GetHLEBufferDescriptorData(const std::vector<DescriptorType>& buffer) {
return buffer_out;
}
-json GetHLERequestContextData(Kernel::HLERequestContext& ctx) {
+json GetHLERequestContextData(Kernel::HLERequestContext& ctx, Memory::Memory& memory) {
json out;
auto cmd_buf = json::array();
@@ -177,10 +177,10 @@ json GetHLERequestContextData(Kernel::HLERequestContext& ctx) {
out["command_buffer"] = std::move(cmd_buf);
- out["buffer_descriptor_a"] = GetHLEBufferDescriptorData<true>(ctx.BufferDescriptorA());
- out["buffer_descriptor_b"] = GetHLEBufferDescriptorData<false>(ctx.BufferDescriptorB());
- out["buffer_descriptor_c"] = GetHLEBufferDescriptorData<false>(ctx.BufferDescriptorC());
- out["buffer_descriptor_x"] = GetHLEBufferDescriptorData<true>(ctx.BufferDescriptorX());
+ out["buffer_descriptor_a"] = GetHLEBufferDescriptorData<true>(ctx.BufferDescriptorA(), memory);
+ out["buffer_descriptor_b"] = GetHLEBufferDescriptorData<false>(ctx.BufferDescriptorB(), memory);
+ out["buffer_descriptor_c"] = GetHLEBufferDescriptorData<false>(ctx.BufferDescriptorC(), memory);
+ out["buffer_descriptor_x"] = GetHLEBufferDescriptorData<true>(ctx.BufferDescriptorX(), memory);
return out;
}
@@ -259,7 +259,7 @@ void Reporter::SaveUnimplementedFunctionReport(Kernel::HLERequestContext& ctx, u
const auto title_id = system.CurrentProcess()->GetTitleID();
auto out = GetFullDataAuto(timestamp, title_id, system);
- auto function_out = GetHLERequestContextData(ctx);
+ auto function_out = GetHLERequestContextData(ctx, system.Memory());
function_out["command_id"] = command_id;
function_out["function_name"] = name;
function_out["service_name"] = service_name;
diff --git a/src/core/tools/freezer.cpp b/src/core/tools/freezer.cpp
index 19b531ecb..55e0dbc49 100644
--- a/src/core/tools/freezer.cpp
+++ b/src/core/tools/freezer.cpp
@@ -11,40 +11,39 @@
#include "core/tools/freezer.h"
namespace Tools {
-
namespace {
constexpr s64 MEMORY_FREEZER_TICKS = static_cast<s64>(Core::Timing::BASE_CLOCK_RATE / 60);
-u64 MemoryReadWidth(u32 width, VAddr addr) {
+u64 MemoryReadWidth(Memory::Memory& memory, u32 width, VAddr addr) {
switch (width) {
case 1:
- return Memory::Read8(addr);
+ return memory.Read8(addr);
case 2:
- return Memory::Read16(addr);
+ return memory.Read16(addr);
case 4:
- return Memory::Read32(addr);
+ return memory.Read32(addr);
case 8:
- return Memory::Read64(addr);
+ return memory.Read64(addr);
default:
UNREACHABLE();
return 0;
}
}
-void MemoryWriteWidth(u32 width, VAddr addr, u64 value) {
+void MemoryWriteWidth(Memory::Memory& memory, u32 width, VAddr addr, u64 value) {
switch (width) {
case 1:
- Memory::Write8(addr, static_cast<u8>(value));
+ memory.Write8(addr, static_cast<u8>(value));
break;
case 2:
- Memory::Write16(addr, static_cast<u16>(value));
+ memory.Write16(addr, static_cast<u16>(value));
break;
case 4:
- Memory::Write32(addr, static_cast<u32>(value));
+ memory.Write32(addr, static_cast<u32>(value));
break;
case 8:
- Memory::Write64(addr, value);
+ memory.Write64(addr, value);
break;
default:
UNREACHABLE();
@@ -53,7 +52,8 @@ void MemoryWriteWidth(u32 width, VAddr addr, u64 value) {
} // Anonymous namespace
-Freezer::Freezer(Core::Timing::CoreTiming& core_timing) : core_timing(core_timing) {
+Freezer::Freezer(Core::Timing::CoreTiming& core_timing_, Memory::Memory& memory_)
+ : core_timing{core_timing_}, memory{memory_} {
event = Core::Timing::CreateEvent(
"MemoryFreezer::FrameCallback",
[this](u64 userdata, s64 cycles_late) { FrameCallback(userdata, cycles_late); });
@@ -89,7 +89,7 @@ void Freezer::Clear() {
u64 Freezer::Freeze(VAddr address, u32 width) {
std::lock_guard lock{entries_mutex};
- const auto current_value = MemoryReadWidth(width, address);
+ const auto current_value = MemoryReadWidth(memory, width, address);
entries.push_back({address, width, current_value});
LOG_DEBUG(Common_Memory,
@@ -169,7 +169,7 @@ void Freezer::FrameCallback(u64 userdata, s64 cycles_late) {
LOG_DEBUG(Common_Memory,
"Enforcing memory freeze at address={:016X}, value={:016X}, width={:02X}",
entry.address, entry.value, entry.width);
- MemoryWriteWidth(entry.width, entry.address, entry.value);
+ MemoryWriteWidth(memory, entry.width, entry.address, entry.value);
}
core_timing.ScheduleEvent(MEMORY_FREEZER_TICKS - cycles_late, event);
@@ -181,7 +181,7 @@ void Freezer::FillEntryReads() {
LOG_DEBUG(Common_Memory, "Updating memory freeze entries to current values.");
for (auto& entry : entries) {
- entry.value = MemoryReadWidth(entry.width, entry.address);
+ entry.value = MemoryReadWidth(memory, entry.width, entry.address);
}
}
diff --git a/src/core/tools/freezer.h b/src/core/tools/freezer.h
index 90b1a885c..916339c6c 100644
--- a/src/core/tools/freezer.h
+++ b/src/core/tools/freezer.h
@@ -16,6 +16,10 @@ class CoreTiming;
struct EventType;
} // namespace Core::Timing
+namespace Memory {
+class Memory;
+}
+
namespace Tools {
/**
@@ -34,7 +38,7 @@ public:
u64 value;
};
- explicit Freezer(Core::Timing::CoreTiming& core_timing);
+ explicit Freezer(Core::Timing::CoreTiming& core_timing_, Memory::Memory& memory_);
~Freezer();
// Enables or disables the entire memory freezer.
@@ -78,6 +82,7 @@ private:
std::shared_ptr<Core::Timing::EventType> event;
Core::Timing::CoreTiming& core_timing;
+ Memory::Memory& memory;
};
} // namespace Tools