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Merge pull request #1692 from Subv/rm_getpointer2 

Memory: Remove most usages of GetPointer
This commit is contained in:
bunnei 2016-05-29 21:57:07 -04:00
parent 1104913a8f 0aef634a54
commit ab4b27f0f5
18 changed files with 460 additions and 141 deletions
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5
src/citra_qt/debugger/callstack.cpp
View File

@ -37,10 +37,13 @@ void CallstackWidget::OnDebugModeEntered()
int counter = 0;
for (u32 addr = 0x10000000; addr >= sp; addr -= 4)
{
if (!Memory::IsValidVirtualAddress(addr))
break;
const u32 ret_addr = Memory::Read32(addr);
const u32 call_addr = ret_addr - 4; //get call address???
if (Memory::GetPointer(call_addr) == nullptr)
if (!Memory::IsValidVirtualAddress(call_addr))
break;
/* TODO (mattvail) clean me, move to debugger interface */

12
src/core/file_sys/archive_backend.cpp
View File

@ -19,22 +19,22 @@ Path::Path(LowPathType type, u32 size, u32 pointer) : type(type) {
switch (type) {
case Binary:
{
u8* data = Memory::GetPointer(pointer);
binary = std::vector<u8>(data, data + size);
binary.resize(size);
Memory::ReadBlock(pointer, binary.data(), binary.size());
break;
}
case Char:
{
const char* data = reinterpret_cast<const char*>(Memory::GetPointer(pointer));
string = std::string(data, size - 1); // Data is always null-terminated.
string.resize(size - 1); // Data is always null-terminated.
Memory::ReadBlock(pointer, &string[0], string.size());
break;
}
case Wchar:
{
const char16_t* data = reinterpret_cast<const char16_t*>(Memory::GetPointer(pointer));
u16str = std::u16string(data, size/2 - 1); // Data is always null-terminated.
u16str.resize(size / 2 - 1); // Data is always null-terminated.
Memory::ReadBlock(pointer, &u16str[0], u16str.size() * sizeof(char16_t));
break;
}

21
src/core/hle/applets/mii_selector.cpp
View File

@ -32,9 +32,9 @@ ResultCode MiiSelector::ReceiveParameter(const Service::APT::MessageParameter& p
// The LibAppJustStarted message contains a buffer with the size of the framebuffer shared memory.
// Create the SharedMemory that will hold the framebuffer data
Service::APT::CaptureBufferInfo capture_info;
ASSERT(sizeof(capture_info) == parameter.buffer_size);
ASSERT(sizeof(capture_info) == parameter.buffer.size());
memcpy(&capture_info, parameter.data, sizeof(capture_info));
memcpy(&capture_info, parameter.buffer.data(), sizeof(capture_info));
using Kernel::MemoryPermission;
// Allocate a heap block of the required size for this applet.
@ -47,8 +47,7 @@ ResultCode MiiSelector::ReceiveParameter(const Service::APT::MessageParameter& p
// Send the response message with the newly created SharedMemory
Service::APT::MessageParameter result;
result.signal = static_cast<u32>(Service::APT::SignalType::LibAppFinished);
result.data = nullptr;
result.buffer_size = 0;
result.buffer.clear();
result.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
result.sender_id = static_cast<u32>(id);
result.object = framebuffer_memory;
@ -63,15 +62,17 @@ ResultCode MiiSelector::StartImpl(const Service::APT::AppletStartupParameter& pa
// TODO(Subv): Set the expected fields in the response buffer before resending it to the application.
// TODO(Subv): Reverse the parameter format for the Mii Selector
if(parameter.buffer_size >= sizeof(u32)) {
// TODO: defaults return no error, but garbage in other unknown fields
memset(parameter.data, 0, sizeof(u32));
}
memcpy(&config, parameter.buffer.data(), parameter.buffer.size());
// TODO(Subv): Find more about this structure, result code 0 is enough to let most games continue.
MiiResult result;
memset(&result, 0, sizeof(result));
result.result_code = 0;
// Let the application know that we're closing
Service::APT::MessageParameter message;
message.buffer_size = parameter.buffer_size;
message.data = parameter.data;
message.buffer.resize(sizeof(MiiResult));
std::memcpy(message.buffer.data(), &result, message.buffer.size());
message.signal = static_cast<u32>(Service::APT::SignalType::LibAppClosed);
message.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
message.sender_id = static_cast<u32>(id);

4
src/core/hle/applets/mii_selector.h
View File

@ -24,7 +24,7 @@ struct MiiConfig {
u8 unk_004;
INSERT_PADDING_BYTES(3);
u16 unk_008;
INSERT_PADDING_BYTES(0x8C - 0xA);
INSERT_PADDING_BYTES(0x82);
u8 unk_08C;
INSERT_PADDING_BYTES(3);
u16 unk_090;
@ -75,6 +75,8 @@ public:
/// Whether this applet is currently running instead of the host application or not.
bool started;
MiiConfig config;
};
}

17
src/core/hle/applets/swkbd.cpp
View File

@ -35,9 +35,9 @@ ResultCode SoftwareKeyboard::ReceiveParameter(Service::APT::MessageParameter con
// The LibAppJustStarted message contains a buffer with the size of the framebuffer shared memory.
// Create the SharedMemory that will hold the framebuffer data
Service::APT::CaptureBufferInfo capture_info;
ASSERT(sizeof(capture_info) == parameter.buffer_size);
ASSERT(sizeof(capture_info) == parameter.buffer.size());
memcpy(&capture_info, parameter.data, sizeof(capture_info));
memcpy(&capture_info, parameter.buffer.data(), sizeof(capture_info));
using Kernel::MemoryPermission;
// Allocate a heap block of the required size for this applet.
@ -50,8 +50,7 @@ ResultCode SoftwareKeyboard::ReceiveParameter(Service::APT::MessageParameter con
// Send the response message with the newly created SharedMemory
Service::APT::MessageParameter result;
result.signal = static_cast<u32>(Service::APT::SignalType::LibAppFinished);
result.data = nullptr;
result.buffer_size = 0;
result.buffer.clear();
result.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
result.sender_id = static_cast<u32>(id);
result.object = framebuffer_memory;
@ -61,9 +60,9 @@ ResultCode SoftwareKeyboard::ReceiveParameter(Service::APT::MessageParameter con
}
ResultCode SoftwareKeyboard::StartImpl(Service::APT::AppletStartupParameter const& parameter) {
ASSERT_MSG(parameter.buffer_size == sizeof(config), "The size of the parameter (SoftwareKeyboardConfig) is wrong");
ASSERT_MSG(parameter.buffer.size() == sizeof(config), "The size of the parameter (SoftwareKeyboardConfig) is wrong");
memcpy(&config, parameter.data, parameter.buffer_size);
memcpy(&config, parameter.buffer.data(), parameter.buffer.size());
text_memory = boost::static_pointer_cast<Kernel::SharedMemory, Kernel::Object>(parameter.object);
// TODO(Subv): Verify if this is the correct behavior
@ -99,7 +98,7 @@ void SoftwareKeyboard::DrawScreenKeyboard() {
auto info = bottom_screen->framebuffer_info[bottom_screen->index];
// TODO(Subv): Draw the HLE keyboard, for now just zero-fill the framebuffer
memset(Memory::GetPointer(info.address_left), 0, info.stride * 320);
Memory::ZeroBlock(info.address_left, info.stride * 320);
GSP_GPU::SetBufferSwap(1, info);
}
@ -107,8 +106,8 @@ void SoftwareKeyboard::DrawScreenKeyboard() {
void SoftwareKeyboard::Finalize() {
// Let the application know that we're closing
Service::APT::MessageParameter message;
message.buffer_size = sizeof(SoftwareKeyboardConfig);
message.data = reinterpret_cast<u8*>(&config);
message.buffer.resize(sizeof(SoftwareKeyboardConfig));
std::memcpy(message.buffer.data(), &config, message.buffer.size());
message.signal = static_cast<u32>(Service::APT::SignalType::LibAppClosed);
message.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
message.sender_id = static_cast<u32>(id);

2
src/core/hle/kernel/thread.cpp
View File

@ -403,7 +403,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
priority = new_priority;
}
if (!Memory::GetPointer(entry_point)) {
if (!Memory::IsValidVirtualAddress(entry_point)) {
LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name.c_str(), entry_point);
// TODO: Verify error
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,

25
src/core/hle/service/apt/apt.cpp
View File

@ -180,12 +180,12 @@ void SendParameter(Service::Interface* self) {
}
MessageParameter param;
param.buffer_size = buffer_size;
param.destination_id = dst_app_id;
param.sender_id = src_app_id;
param.object = Kernel::g_handle_table.GetGeneric(handle);
param.signal = signal_type;
param.data = Memory::GetPointer(buffer);
param.buffer.resize(buffer_size);
Memory::ReadBlock(buffer, param.buffer.data(), param.buffer.size());
cmd_buff[1] = dest_applet->ReceiveParameter(param).raw;
@ -203,16 +203,15 @@ void ReceiveParameter(Service::Interface* self) {
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
cmd_buff[2] = next_parameter.sender_id;
cmd_buff[3] = next_parameter.signal; // Signal type
cmd_buff[4] = next_parameter.buffer_size; // Parameter buffer size
cmd_buff[4] = next_parameter.buffer.size(); // Parameter buffer size
cmd_buff[5] = 0x10;
cmd_buff[6] = 0;
if (next_parameter.object != nullptr)
cmd_buff[6] = Kernel::g_handle_table.Create(next_parameter.object).MoveFrom();
cmd_buff[7] = (next_parameter.buffer_size << 14) | 2;
cmd_buff[7] = (next_parameter.buffer.size() << 14) | 2;
cmd_buff[8] = buffer;
if (next_parameter.data)
memcpy(Memory::GetPointer(buffer), next_parameter.data, std::min(buffer_size, next_parameter.buffer_size));
Memory::WriteBlock(buffer, next_parameter.buffer.data(), next_parameter.buffer.size());
LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08X", app_id, buffer_size);
}
@ -226,16 +225,15 @@ void GlanceParameter(Service::Interface* self) {
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
cmd_buff[2] = next_parameter.sender_id;
cmd_buff[3] = next_parameter.signal; // Signal type
cmd_buff[4] = next_parameter.buffer_size; // Parameter buffer size
cmd_buff[4] = next_parameter.buffer.size(); // Parameter buffer size
cmd_buff[5] = 0x10;
cmd_buff[6] = 0;
if (next_parameter.object != nullptr)
cmd_buff[6] = Kernel::g_handle_table.Create(next_parameter.object).MoveFrom();
cmd_buff[7] = (next_parameter.buffer_size << 14) | 2;
cmd_buff[7] = (next_parameter.buffer.size() << 14) | 2;
cmd_buff[8] = buffer;
if (next_parameter.data)
memcpy(Memory::GetPointer(buffer), next_parameter.data, std::min(buffer_size, next_parameter.buffer_size));
Memory::WriteBlock(buffer, next_parameter.buffer.data(), std::min(static_cast<size_t>(buffer_size), next_parameter.buffer.size()));
LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08X", app_id, buffer_size);
}
@ -373,10 +371,13 @@ void StartLibraryApplet(Service::Interface* self) {
return;
}
size_t buffer_size = cmd_buff[2];
VAddr buffer_addr = cmd_buff[6];
AppletStartupParameter parameter;
parameter.buffer_size = cmd_buff[2];
parameter.object = Kernel::g_handle_table.GetGeneric(cmd_buff[4]);
parameter.data = Memory::GetPointer(cmd_buff[6]);
parameter.buffer.resize(buffer_size);
Memory::ReadBlock(buffer_addr, parameter.buffer.data(), parameter.buffer.size());
cmd_buff[1] = applet->Start(parameter).raw;
}

6
src/core/hle/service/apt/apt.h
View File

@ -20,16 +20,14 @@ struct MessageParameter {
u32 sender_id = 0;
u32 destination_id = 0;
u32 signal = 0;
u32 buffer_size = 0;
Kernel::SharedPtr<Kernel::Object> object = nullptr;
u8* data = nullptr;
std::vector<u8> buffer;
};
/// Holds information about the parameters used in StartLibraryApplet
struct AppletStartupParameter {
u32 buffer_size = 0;
Kernel::SharedPtr<Kernel::Object> object = nullptr;
u8* data = nullptr;
std::vector<u8> buffer;
};
/// Used by the application to pass information about the current framebuffer to applets.

16
src/core/hle/service/cfg/cfg.cpp
View File

@ -196,28 +196,32 @@ void GetConfigInfoBlk2(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
u32 size = cmd_buff[1];
u32 block_id = cmd_buff[2];
u8* data_pointer = Memory::GetPointer(cmd_buff[4]);
VAddr data_pointer = cmd_buff[4];
if (data_pointer == nullptr) {
if (!Memory::IsValidVirtualAddress(data_pointer)) {
cmd_buff[1] = -1; // TODO(Subv): Find the right error code
return;
}
cmd_buff[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x2, data_pointer).raw;
std::vector<u8> data(size);
cmd_buff[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x2, data.data()).raw;
Memory::WriteBlock(data_pointer, data.data(), data.size());
}
void GetConfigInfoBlk8(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
u32 size = cmd_buff[1];
u32 block_id = cmd_buff[2];
u8* data_pointer = Memory::GetPointer(cmd_buff[4]);
VAddr data_pointer = cmd_buff[4];
if (data_pointer == nullptr) {
if (!Memory::IsValidVirtualAddress(data_pointer)) {
cmd_buff[1] = -1; // TODO(Subv): Find the right error code
return;
}
cmd_buff[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x8, data_pointer).raw;
std::vector<u8> data(size);
cmd_buff[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x8, data.data()).raw;
Memory::WriteBlock(data_pointer, data.data(), data.size());
}
void UpdateConfigNANDSavegame(Service::Interface* self) {

17
src/core/hle/service/dsp_dsp.cpp
View File

@ -140,12 +140,15 @@ static void LoadComponent(Service::Interface* self) {
// TODO(bunnei): Implement real DSP firmware loading
ASSERT(Memory::GetPointer(buffer) != nullptr);
ASSERT(size > 0x37C);
ASSERT(Memory::IsValidVirtualAddress(buffer));
LOG_INFO(Service_DSP, "Firmware hash: %#" PRIx64, Common::ComputeHash64(Memory::GetPointer(buffer), size));
std::vector<u8> component_data(size);
Memory::ReadBlock(buffer, component_data.data(), component_data.size());
LOG_INFO(Service_DSP, "Firmware hash: %#" PRIx64, Common::ComputeHash64(component_data.data(), component_data.size()));
// Some versions of the firmware have the location of DSP structures listed here.
LOG_INFO(Service_DSP, "Structures hash: %#" PRIx64, Common::ComputeHash64(Memory::GetPointer(buffer) + 0x340, 60));
ASSERT(size > 0x37C);
LOG_INFO(Service_DSP, "Structures hash: %#" PRIx64, Common::ComputeHash64(component_data.data() + 0x340, 60));
LOG_WARNING(Service_DSP, "(STUBBED) called size=0x%X, prog_mask=0x%08X, data_mask=0x%08X, buffer=0x%08X",
size, prog_mask, data_mask, buffer);
@ -285,7 +288,7 @@ static void WriteProcessPipe(Service::Interface* self) {
return;
}
ASSERT_MSG(Memory::GetPointer(buffer) != nullptr, "Invalid Buffer: pipe=%u, size=0x%X, buffer=0x%08X", pipe_index, size, buffer);
ASSERT_MSG(Memory::IsValidVirtualAddress(buffer), "Invalid Buffer: pipe=%u, size=0x%X, buffer=0x%08X", pipe, size, buffer);
std::vector<u8> message(size);
for (u32 i = 0; i < size; i++) {
@ -324,7 +327,7 @@ static void ReadPipeIfPossible(Service::Interface* self) {
DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
ASSERT_MSG(Memory::GetPointer(addr) != nullptr, "Invalid addr: pipe=%u, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe_index, unknown, size, addr);
ASSERT_MSG(Memory::IsValidVirtualAddress(addr), "Invalid addr: pipe=0x%08X, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe, unknown, size, addr);
cmd_buff[0] = IPC::MakeHeader(0x10, 1, 2);
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@ -364,7 +367,7 @@ static void ReadPipe(Service::Interface* self) {
DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
ASSERT_MSG(Memory::GetPointer(addr) != nullptr, "Invalid addr: pipe=%u, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe_index, unknown, size, addr);
ASSERT_MSG(Memory::IsValidVirtualAddress(addr), "Invalid addr: pipe=0x%08X, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe, unknown, size, addr);
if (DSP::HLE::GetPipeReadableSize(pipe) >= size) {
std::vector<u8> response = DSP::HLE::PipeRead(pipe, size);

10
src/core/hle/service/frd/frd.cpp
View File

@ -23,7 +23,7 @@ void GetMyPresence(Service::Interface* self) {
ASSERT(shifted_out_size == ((sizeof(MyPresence) << 14) | 2));
Memory::WriteBlock(my_presence_addr, reinterpret_cast<const u8*>(&my_presence), sizeof(MyPresence));
Memory::WriteBlock(my_presence_addr, &my_presence, sizeof(MyPresence));
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@ -39,8 +39,7 @@ void GetFriendKeyList(Service::Interface* self) {
FriendKey zero_key = {};
for (u32 i = 0; i < frd_count; ++i) {
Memory::WriteBlock(frd_key_addr + i * sizeof(FriendKey),
reinterpret_cast<const u8*>(&zero_key), sizeof(FriendKey));
Memory::WriteBlock(frd_key_addr + i * sizeof(FriendKey), &zero_key, sizeof(FriendKey));
}
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@ -58,8 +57,7 @@ void GetFriendProfile(Service::Interface* self) {
Profile zero_profile = {};
for (u32 i = 0; i < count; ++i) {
Memory::WriteBlock(profiles_addr + i * sizeof(Profile),
reinterpret_cast<const u8*>(&zero_profile), sizeof(Profile));
Memory::WriteBlock(profiles_addr + i * sizeof(Profile), &zero_profile, sizeof(Profile));
}
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@ -88,7 +86,7 @@ void GetMyFriendKey(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
Memory::WriteBlock(cmd_buff[2], reinterpret_cast<const u8*>(&my_friend_key), sizeof(FriendKey));
Memory::WriteBlock(cmd_buff[2], &my_friend_key, sizeof(FriendKey));
LOG_WARNING(Service_FRD, "(STUBBED) called");
}

22
src/core/hle/service/fs/archive.cpp
View File

@ -108,13 +108,14 @@ ResultVal<bool> File::SyncRequest() {
offset, length, backend->GetSize());
}
ResultVal<size_t> read = backend->Read(offset, length, Memory::GetPointer(address));
std::vector<u8> data(length);
ResultVal<size_t> read = backend->Read(offset, data.size(), data.data());
if (read.Failed()) {
cmd_buff[1] = read.Code().raw;
return read.Code();
}
Memory::WriteBlock(address, data.data(), *read);
cmd_buff[2] = static_cast<u32>(*read);
Memory::RasterizerFlushAndInvalidateRegion(Memory::VirtualToPhysicalAddress(address), length);
break;
}
@ -128,7 +129,9 @@ ResultVal<bool> File::SyncRequest() {
LOG_TRACE(Service_FS, "Write %s %s: offset=0x%llx length=%d address=0x%x, flush=0x%x",
GetTypeName().c_str(), GetName().c_str(), offset, length, address, flush);
ResultVal<size_t> written = backend->Write(offset, length, flush != 0, Memory::GetPointer(address));
std::vector<u8> data(length);
Memory::ReadBlock(address, data.data(), data.size());
ResultVal<size_t> written = backend->Write(offset, data.size(), flush != 0, data.data());
if (written.Failed()) {
cmd_buff[1] = written.Code().raw;
return written.Code();
@ -216,12 +219,14 @@ ResultVal<bool> Directory::SyncRequest() {
{
u32 count = cmd_buff[1];
u32 address = cmd_buff[3];
auto entries = reinterpret_cast<FileSys::Entry*>(Memory::GetPointer(address));
std::vector<FileSys::Entry> entries(count);
LOG_TRACE(Service_FS, "Read %s %s: count=%d",
GetTypeName().c_str(), GetName().c_str(), count);
// Number of entries actually read
cmd_buff[2] = backend->Read(count, entries);
u32 read = backend->Read(entries.size(), entries.data());
cmd_buff[2] = read;
Memory::WriteBlock(address, entries.data(), read * sizeof(FileSys::Entry));
break;
}
@ -456,11 +461,12 @@ ResultCode CreateExtSaveData(MediaType media_type, u32 high, u32 low, VAddr icon
if (result.IsError())
return result;
u8* smdh_icon = Memory::GetPointer(icon_buffer);
if (!smdh_icon)
if (!Memory::IsValidVirtualAddress(icon_buffer))
return ResultCode(-1); // TODO(Subv): Find the right error code
ext_savedata->WriteIcon(path, smdh_icon, icon_size);
std::vector<u8> smdh_icon(icon_size);
Memory::ReadBlock(icon_buffer, smdh_icon.data(), smdh_icon.size());
ext_savedata->WriteIcon(path, smdh_icon.data(), smdh_icon.size());
return RESULT_SUCCESS;
}

85
src/core/hle/service/gsp_gpu.cpp
View File

@ -65,15 +65,27 @@ static inline InterruptRelayQueue* GetInterruptRelayQueue(u32 thread_id) {
return reinterpret_cast<InterruptRelayQueue*>(ptr);
}
/**
* Writes a single GSP GPU hardware registers with a single u32 value
* (For internal use.)
*
* @param base_address The address of the register in question
* @param data Data to be written
*/
static void WriteSingleHWReg(u32 base_address, u32 data) {
DEBUG_ASSERT_MSG((base_address & 3) == 0 && base_address < 0x420000, "Write address out of range or misaligned");
HW::Write<u32>(base_address + REGS_BEGIN, data);
}
/**
* Writes sequential GSP GPU hardware registers using an array of source data
*
* @param base_address The address of the first register in the sequence
* @param size_in_bytes The number of registers to update (size of data)
* @param data A pointer to the source data
* @param data_vaddr A pointer to the source data
* @return RESULT_SUCCESS if the parameters are valid, error code otherwise
*/
static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* data) {
static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, VAddr data_vaddr) {
// This magic number is verified to be done by the gsp module
const u32 max_size_in_bytes = 0x80;
@ -87,10 +99,10 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* da
return ERR_GSP_REGS_MISALIGNED;
} else {
while (size_in_bytes > 0) {
HW::Write<u32>(base_address + REGS_BEGIN, *data);
WriteSingleHWReg(base_address, Memory::Read32(data_vaddr));
size_in_bytes -= 4;
++data;
data_vaddr += 4;
base_address += 4;
}
return RESULT_SUCCESS;
@ -112,7 +124,7 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* da
* @param masks A pointer to the masks
* @return RESULT_SUCCESS if the parameters are valid, error code otherwise
*/
static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, const u32* data, const u32* masks) {
static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, VAddr data_vaddr, VAddr masks_vaddr) {
// This magic number is verified to be done by the gsp module
const u32 max_size_in_bytes = 0x80;
@ -131,14 +143,17 @@ static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, const
u32 reg_value;
HW::Read<u32>(reg_value, reg_address);
// Update the current value of the register only for set mask bits
reg_value = (reg_value & ~*masks) | (*data | *masks);
u32 data = Memory::Read32(data_vaddr);
u32 mask = Memory::Read32(masks_vaddr);
HW::Write<u32>(reg_address, reg_value);
// Update the current value of the register only for set mask bits
reg_value = (reg_value & ~mask) | (data | mask);
WriteSingleHWReg(base_address, reg_value);
size_in_bytes -= 4;
++data;
++masks;
data_vaddr += 4;
masks_vaddr += 4;
base_address += 4;
}
return RESULT_SUCCESS;
@ -164,8 +179,7 @@ static void WriteHWRegs(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
u32 reg_addr = cmd_buff[1];
u32 size = cmd_buff[2];
u32* src = (u32*)Memory::GetPointer(cmd_buff[4]);
VAddr src = cmd_buff[4];
cmd_buff[1] = WriteHWRegs(reg_addr, size, src).raw;
}
@ -186,8 +200,8 @@ static void WriteHWRegsWithMask(Service::Interface* self) {
u32 reg_addr = cmd_buff[1];
u32 size = cmd_buff[2];
u32* src_data = (u32*)Memory::GetPointer(cmd_buff[4]);
u32* mask_data = (u32*)Memory::GetPointer(cmd_buff[6]);
VAddr src_data = cmd_buff[4];
VAddr mask_data = cmd_buff[6];
cmd_buff[1] = WriteHWRegsWithMask(reg_addr, size, src_data, mask_data).raw;
}
@ -210,13 +224,16 @@ static void ReadHWRegs(Service::Interface* self) {
return;
}
u32* dst = (u32*)Memory::GetPointer(cmd_buff[0x41]);
VAddr dst_vaddr = cmd_buff[0x41];
while (size > 0) {
HW::Read<u32>(*dst, reg_addr + REGS_BEGIN);
u32 value;
HW::Read<u32>(value, reg_addr + REGS_BEGIN);
Memory::Write32(dst_vaddr, value);
size -= 4;
++dst;
dst_vaddr += 4;
reg_addr += 4;
}
}
@ -226,22 +243,22 @@ ResultCode SetBufferSwap(u32 screen_id, const FrameBufferInfo& info) {
PAddr phys_address_left = Memory::VirtualToPhysicalAddress(info.address_left);
PAddr phys_address_right = Memory::VirtualToPhysicalAddress(info.address_right);
if (info.active_fb == 0) {
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left1)),
4, &phys_address_left);
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right1)),
4, &phys_address_right);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left1)),
phys_address_left);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right1)),
phys_address_right);
} else {
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left2)),
4, &phys_address_left);
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right2)),
4, &phys_address_right);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left2)),
phys_address_left);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right2)),
phys_address_right);
}
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].stride)),
4, &info.stride);
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].color_format)),
4, &info.format);
WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].active_fb)),
4, &info.shown_fb);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].stride)),
info.stride);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].color_format)),
info.format);
WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].active_fb)),
info.shown_fb);
if (Pica::g_debug_context)
Pica::g_debug_context->OnEvent(Pica::DebugContext::Event::BufferSwapped, nullptr);
@ -432,9 +449,9 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
Memory::RasterizerFlushAndInvalidateRegion(Memory::VirtualToPhysicalAddress(command.dma_request.dest_address),
command.dma_request.size);
memcpy(Memory::GetPointer(command.dma_request.dest_address),
Memory::GetPointer(command.dma_request.source_address),
command.dma_request.size);
// TODO(Subv): These memory accesses should not go through the application's memory mapping.
// They should go through the GSP module's memory mapping.
Memory::CopyBlock(command.dma_request.dest_address, command.dma_request.source_address, command.dma_request.size);
SignalInterrupt(InterruptId::DMA);
break;
}

102
src/core/hle/service/soc_u.cpp
View File

@ -373,14 +373,18 @@ static void Bind(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1];
u32 len = cmd_buffer[2];
CTRSockAddr* ctr_sock_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[6]));
if (ctr_sock_addr == nullptr) {
// Virtual address of the sock_addr structure
VAddr sock_addr_addr = cmd_buffer[6];
if (!Memory::IsValidVirtualAddress(sock_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Correct code
return;
}
sockaddr sock_addr = CTRSockAddr::ToPlatform(*ctr_sock_addr);
CTRSockAddr ctr_sock_addr;
Memory::ReadBlock(sock_addr_addr, reinterpret_cast<u8*>(&ctr_sock_addr), sizeof(CTRSockAddr));
sockaddr sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
int res = ::bind(socket_handle, &sock_addr, std::max<u32>(sizeof(sock_addr), len));
@ -496,7 +500,7 @@ static void Accept(Service::Interface* self) {
result = TranslateError(GET_ERRNO);
} else {
CTRSockAddr ctr_addr = CTRSockAddr::FromPlatform(addr);
Memory::WriteBlock(cmd_buffer[0x104 >> 2], (const u8*)&ctr_addr, max_addr_len);
Memory::WriteBlock(cmd_buffer[0x104 >> 2], &ctr_addr, sizeof(ctr_addr));
}
cmd_buffer[0] = IPC::MakeHeader(4, 2, 2);
@ -547,20 +551,31 @@ static void SendTo(Service::Interface* self) {
u32 flags = cmd_buffer[3];
u32 addr_len = cmd_buffer[4];
u8* input_buff = Memory::GetPointer(cmd_buffer[8]);
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[10]));
if (ctr_dest_addr == nullptr) {
VAddr input_buff_address = cmd_buffer[8];
if (!Memory::IsValidVirtualAddress(input_buff_address)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
// Memory address of the dest_addr structure
VAddr dest_addr_addr = cmd_buffer[10];
if (!Memory::IsValidVirtualAddress(dest_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
std::vector<u8> input_buff(len);
Memory::ReadBlock(input_buff_address, input_buff.data(), input_buff.size());
CTRSockAddr ctr_dest_addr;
Memory::ReadBlock(dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
int ret = -1;
if (addr_len > 0) {
sockaddr dest_addr = CTRSockAddr::ToPlatform(*ctr_dest_addr);
ret = ::sendto(socket_handle, (const char*)input_buff, len, flags, &dest_addr, sizeof(dest_addr));
sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = ::sendto(socket_handle, reinterpret_cast<const char*>(input_buff.data()), len, flags, &dest_addr, sizeof(dest_addr));
} else {
ret = ::sendto(socket_handle, (const char*)input_buff, len, flags, nullptr, 0);
ret = ::sendto(socket_handle, reinterpret_cast<const char*>(input_buff.data()), len, flags, nullptr, 0);
}
int result = 0;
@ -591,14 +606,24 @@ static void RecvFrom(Service::Interface* self) {
std::memcpy(&buffer_parameters, &cmd_buffer[64], sizeof(buffer_parameters));
u8* output_buff = Memory::GetPointer(buffer_parameters.output_buffer_addr);
if (!Memory::IsValidVirtualAddress(buffer_parameters.output_buffer_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
if (!Memory::IsValidVirtualAddress(buffer_parameters.output_src_address_buffer)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
std::vector<u8> output_buff(len);
sockaddr src_addr;
socklen_t src_addr_len = sizeof(src_addr);
int ret = ::recvfrom(socket_handle, (char*)output_buff, len, flags, &src_addr, &src_addr_len);
int ret = ::recvfrom(socket_handle, reinterpret_cast<char*>(output_buff.data()), len, flags, &src_addr, &src_addr_len);
if (ret >= 0 && buffer_parameters.output_src_address_buffer != 0 && src_addr_len > 0) {
CTRSockAddr* ctr_src_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(buffer_parameters.output_src_address_buffer));
*ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
CTRSockAddr ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
Memory::WriteBlock(buffer_parameters.output_src_address_buffer, &ctr_src_addr, sizeof(ctr_src_addr));
}
int result = 0;
@ -606,6 +631,9 @@ static void RecvFrom(Service::Interface* self) {
if (ret == SOCKET_ERROR_VALUE) {
result = TranslateError(GET_ERRNO);
total_received = 0;
} else {
// Write only the data we received to avoid overwriting parts of the buffer with zeros
Memory::WriteBlock(buffer_parameters.output_buffer_addr, output_buff.data(), total_received);
}
cmd_buffer[1] = result;
@ -617,18 +645,28 @@ static void Poll(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 nfds = cmd_buffer[1];
int timeout = cmd_buffer[2];
CTRPollFD* input_fds = reinterpret_cast<CTRPollFD*>(Memory::GetPointer(cmd_buffer[6]));
CTRPollFD* output_fds = reinterpret_cast<CTRPollFD*>(Memory::GetPointer(cmd_buffer[0x104 >> 2]));
VAddr input_fds_addr = cmd_buffer[6];
VAddr output_fds_addr = cmd_buffer[0x104 >> 2];
if (!Memory::IsValidVirtualAddress(input_fds_addr) || !Memory::IsValidVirtualAddress(output_fds_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find correct error code.
return;
}
std::vector<CTRPollFD> ctr_fds(nfds);
Memory::ReadBlock(input_fds_addr, ctr_fds.data(), nfds * sizeof(CTRPollFD));
// The 3ds_pollfd and the pollfd structures may be different (Windows/Linux have different sizes)
// so we have to copy the data
std::vector<pollfd> platform_pollfd(nfds);
std::transform(input_fds, input_fds + nfds, platform_pollfd.begin(), CTRPollFD::ToPlatform);
std::transform(ctr_fds.begin(), ctr_fds.end(), platform_pollfd.begin(), CTRPollFD::ToPlatform);
const int ret = ::poll(platform_pollfd.data(), nfds, timeout);
// Now update the output pollfd structure
std::transform(platform_pollfd.begin(), platform_pollfd.end(), output_fds, CTRPollFD::FromPlatform);
std::transform(platform_pollfd.begin(), platform_pollfd.end(), ctr_fds.begin(), CTRPollFD::FromPlatform);
Memory::WriteBlock(output_fds_addr, ctr_fds.data(), nfds * sizeof(CTRPollFD));
int result = 0;
if (ret == SOCKET_ERROR_VALUE)
@ -643,14 +681,16 @@ static void GetSockName(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1];
socklen_t ctr_len = cmd_buffer[2];
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[0x104 >> 2]));
// Memory address of the ctr_dest_addr structure
VAddr ctr_dest_addr_addr = cmd_buffer[0x104 >> 2];
sockaddr dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr);
int ret = ::getsockname(socket_handle, &dest_addr, &dest_addr_len);
if (ctr_dest_addr != nullptr) {
*ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
Memory::WriteBlock(ctr_dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
} else {
cmd_buffer[1] = -1; // TODO(Subv): Verify error
return;
@ -682,14 +722,16 @@ static void GetPeerName(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1];
socklen_t len = cmd_buffer[2];
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[0x104 >> 2]));
// Memory address of the ctr_dest_addr structure
VAddr ctr_dest_addr_addr = cmd_buffer[0x104 >> 2];
sockaddr dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr);
int ret = ::getpeername(socket_handle, &dest_addr, &dest_addr_len);
if (ctr_dest_addr != nullptr) {
*ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
Memory::WriteBlock(ctr_dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
} else {
cmd_buffer[1] = -1;
return;
@ -711,13 +753,17 @@ static void Connect(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1];
socklen_t len = cmd_buffer[2];
CTRSockAddr* ctr_input_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[6]));
if (ctr_input_addr == nullptr) {
// Memory address of the ctr_input_addr structure
VAddr ctr_input_addr_addr = cmd_buffer[6];
if (!Memory::IsValidVirtualAddress(ctr_input_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Verify error
return;
}
sockaddr input_addr = CTRSockAddr::ToPlatform(*ctr_input_addr);
CTRSockAddr ctr_input_addr;
Memory::ReadBlock(ctr_input_addr_addr, &ctr_input_addr, sizeof(ctr_input_addr));
sockaddr input_addr = CTRSockAddr::ToPlatform(ctr_input_addr);
int ret = ::connect(socket_handle, &input_addr, sizeof(input_addr));
int result = 0;
if (ret != 0)

7
src/core/hle/service/ssl_c.cpp
View File

@ -31,7 +31,6 @@ static void GenerateRandomData(Service::Interface* self) {
u32 size = cmd_buff[1];
VAddr address = cmd_buff[3];
u8* output_buff = Memory::GetPointer(address);
// Fill the output buffer with random data.
u32 data = 0;
@ -44,13 +43,13 @@ static void GenerateRandomData(Service::Interface* self) {
if (size > 4) {
// Use up the entire 4 bytes of the random data for as long as possible
*(u32*)(output_buff + i) = data;
Memory::Write32(address + i, data);
i += 4;
} else if (size == 2) {
*(u16*)(output_buff + i) = (u16)(data & 0xffff);
Memory::Write16(address + i, static_cast<u16>(data & 0xffff));
i += 2;
} else {
*(u8*)(output_buff + i) = (u8)(data & 0xff);
Memory::Write8(address + i, static_cast<u8>(data & 0xff));
i++;
}
}

236
src/core/memory.cpp
View File

@ -246,6 +246,26 @@ void Write(const VAddr vaddr, const T data) {
}
}
bool IsValidVirtualAddress(const VAddr vaddr) {
const u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
if (page_pointer)
return true;
if (current_page_table->attributes[vaddr >> PAGE_BITS] != PageType::Special)
return false;
MMIORegionPointer mmio_region = GetMMIOHandler(vaddr);
if (mmio_region) {
return mmio_region->IsValidAddress(vaddr);
}
return false;
}
bool IsValidPhysicalAddress(const PAddr paddr) {
return IsValidVirtualAddress(PhysicalToVirtualAddress(paddr));
}
u8* GetPointer(const VAddr vaddr) {
u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
if (page_pointer) {
@ -261,6 +281,7 @@ u8* GetPointer(const VAddr vaddr) {
}
u8* GetPhysicalPointer(PAddr address) {
// TODO(Subv): This call should not go through the application's memory mapping.
return GetPointer(PhysicalToVirtualAddress(address));
}
@ -343,6 +364,59 @@ u64 Read64(const VAddr addr) {
return Read<u64_le>(addr);
}
void ReadBlock(const VAddr src_addr, void* dest_buffer, const size_t size) {
size_t remaining_size = size;
size_t page_index = src_addr >> PAGE_BITS;
size_t page_offset = src_addr & PAGE_MASK;
while (remaining_size > 0) {
const size_t copy_amount = std::min(PAGE_SIZE - page_offset, remaining_size);
const VAddr current_vaddr = (page_index << PAGE_BITS) + page_offset;
switch (current_page_table->attributes[page_index]) {
case PageType::Unmapped: {
LOG_ERROR(HW_Memory, "unmapped ReadBlock @ 0x%08X (start address = 0x%08X, size = %zu)", current_vaddr, src_addr, size);
std::memset(dest_buffer, 0, copy_amount);
break;
}
case PageType::Memory: {
DEBUG_ASSERT(current_page_table->pointers[page_index]);
const u8* src_ptr = current_page_table->pointers[page_index] + page_offset;
std::memcpy(dest_buffer, src_ptr, copy_amount);
break;
}
case PageType::Special: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
GetMMIOHandler(current_vaddr)->ReadBlock(current_vaddr, dest_buffer, copy_amount);
break;
}
case PageType::RasterizerCachedMemory: {
RasterizerFlushRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
std::memcpy(dest_buffer, GetPointerFromVMA(current_vaddr), copy_amount);
break;
}
case PageType::RasterizerCachedSpecial: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
RasterizerFlushRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
GetMMIOHandler(current_vaddr)->ReadBlock(current_vaddr, dest_buffer, copy_amount);
break;
}
default:
UNREACHABLE();
}
page_index++;
page_offset = 0;
dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount;
remaining_size -= copy_amount;
}
}
void Write8(const VAddr addr, const u8 data) {
Write<u8>(addr, data);
}
@ -359,9 +433,165 @@ void Write64(const VAddr addr, const u64 data) {
Write<u64_le>(addr, data);
}
void WriteBlock(const VAddr addr, const u8* data, const size_t size) {
for (u32 offset = 0; offset < size; offset++) {
Write8(addr + offset, data[offset]);
void WriteBlock(const VAddr dest_addr, const void* src_buffer, const size_t size) {
size_t remaining_size = size;
size_t page_index = dest_addr >> PAGE_BITS;
size_t page_offset = dest_addr & PAGE_MASK;
while (remaining_size > 0) {
const size_t copy_amount = std::min(PAGE_SIZE - page_offset, remaining_size);
const VAddr current_vaddr = (page_index << PAGE_BITS) + page_offset;
switch (current_page_table->attributes[page_index]) {
case PageType::Unmapped: {
LOG_ERROR(HW_Memory, "unmapped WriteBlock @ 0x%08X (start address = 0x%08X, size = %zu)", current_vaddr, dest_addr, size);
break;
}
case PageType::Memory: {
DEBUG_ASSERT(current_page_table->pointers[page_index]);
u8* dest_ptr = current_page_table->pointers[page_index] + page_offset;
std::memcpy(dest_ptr, src_buffer, copy_amount);
break;
}
case PageType::Special: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
GetMMIOHandler(current_vaddr)->WriteBlock(current_vaddr, src_buffer, copy_amount);
break;
}
case PageType::RasterizerCachedMemory: {
RasterizerFlushAndInvalidateRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
std::memcpy(GetPointerFromVMA(current_vaddr), src_buffer, copy_amount);
break;
}
case PageType::RasterizerCachedSpecial: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
RasterizerFlushAndInvalidateRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
GetMMIOHandler(current_vaddr)->WriteBlock(current_vaddr, 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;
}
}
void ZeroBlock(const VAddr dest_addr, const size_t size) {
size_t remaining_size = size;
size_t page_index = dest_addr >> PAGE_BITS;
size_t page_offset = dest_addr & PAGE_MASK;
static const std::array<u8, PAGE_SIZE> zeros = {};
while (remaining_size > 0) {
const size_t copy_amount = std::min(PAGE_SIZE - page_offset, remaining_size);
const VAddr current_vaddr = (page_index << PAGE_BITS) + page_offset;
switch (current_page_table->attributes[page_index]) {
case PageType::Unmapped: {
LOG_ERROR(HW_Memory, "unmapped ZeroBlock @ 0x%08X (start address = 0x%08X, size = %zu)", current_vaddr, dest_addr, size);
break;
}
case PageType::Memory: {
DEBUG_ASSERT(current_page_table->pointers[page_index]);
u8* dest_ptr = current_page_table->pointers[page_index] + page_offset;
std::memset(dest_ptr, 0, copy_amount);
break;
}
case PageType::Special: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
GetMMIOHandler(current_vaddr)->WriteBlock(current_vaddr, zeros.data(), copy_amount);
break;
}
case PageType::RasterizerCachedMemory: {
RasterizerFlushAndInvalidateRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
std::memset(GetPointerFromVMA(current_vaddr), 0, copy_amount);
break;
}
case PageType::RasterizerCachedSpecial: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
RasterizerFlushAndInvalidateRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
GetMMIOHandler(current_vaddr)->WriteBlock(current_vaddr, zeros.data(), copy_amount);
break;
}
default:
UNREACHABLE();
}
page_index++;
page_offset = 0;
remaining_size -= copy_amount;
}
}
void CopyBlock(VAddr dest_addr, VAddr src_addr, const size_t size) {
size_t remaining_size = size;
size_t page_index = src_addr >> PAGE_BITS;
size_t page_offset = src_addr & PAGE_MASK;
while (remaining_size > 0) {
const size_t copy_amount = std::min(PAGE_SIZE - page_offset, remaining_size);
const VAddr current_vaddr = (page_index << PAGE_BITS) + page_offset;
switch (current_page_table->attributes[page_index]) {
case PageType::Unmapped: {
LOG_ERROR(HW_Memory, "unmapped CopyBlock @ 0x%08X (start address = 0x%08X, size = %zu)", current_vaddr, src_addr, size);
ZeroBlock(dest_addr, copy_amount);
break;
}
case PageType::Memory: {
DEBUG_ASSERT(current_page_table->pointers[page_index]);
const u8* src_ptr = current_page_table->pointers[page_index] + page_offset;
WriteBlock(dest_addr, src_ptr, copy_amount);
break;
}
case PageType::Special: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
std::vector<u8> buffer(copy_amount);
GetMMIOHandler(current_vaddr)->ReadBlock(current_vaddr, buffer.data(), buffer.size());
WriteBlock(dest_addr, buffer.data(), buffer.size());
break;
}
case PageType::RasterizerCachedMemory: {
RasterizerFlushRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
WriteBlock(dest_addr, GetPointerFromVMA(current_vaddr), copy_amount);
break;
}
case PageType::RasterizerCachedSpecial: {
DEBUG_ASSERT(GetMMIOHandler(current_vaddr));
RasterizerFlushRegion(VirtualToPhysicalAddress(current_vaddr), copy_amount);
std::vector<u8> buffer(copy_amount);
GetMMIOHandler(current_vaddr)->ReadBlock(current_vaddr, buffer.data(), buffer.size());
WriteBlock(dest_addr, buffer.data(), buffer.size());
break;
}
default:
UNREACHABLE();
}
page_index++;
page_offset = 0;
dest_addr += copy_amount;
src_addr += copy_amount;
remaining_size -= copy_amount;
}
}

8
src/core/memory.h
View File

@ -110,6 +110,9 @@ enum : VAddr {
NEW_LINEAR_HEAP_VADDR_END = NEW_LINEAR_HEAP_VADDR + NEW_LINEAR_HEAP_SIZE,
};
bool IsValidVirtualAddress(const VAddr addr);
bool IsValidPhysicalAddress(const PAddr addr);
u8 Read8(VAddr addr);
u16 Read16(VAddr addr);
u32 Read32(VAddr addr);
@ -120,7 +123,10 @@ void Write16(VAddr addr, u16 data);
void Write32(VAddr addr, u32 data);
void Write64(VAddr addr, u64 data);
void WriteBlock(VAddr addr, const u8* data, size_t size);
void ReadBlock(const VAddr src_addr, void* dest_buffer, size_t size);
void WriteBlock(const VAddr dest_addr, const void* src_buffer, size_t size);
void ZeroBlock(const VAddr dest_addr, const size_t size);
void CopyBlock(VAddr dest_addr, VAddr src_addr, size_t size);
u8* GetPointer(VAddr virtual_address);

6
src/core/mmio.h
View File

@ -18,15 +18,21 @@ class MMIORegion {
public:
virtual ~MMIORegion() = default;
virtual bool IsValidAddress(VAddr addr) = 0;
virtual u8 Read8(VAddr addr) = 0;
virtual u16 Read16(VAddr addr) = 0;
virtual u32 Read32(VAddr addr) = 0;
virtual u64 Read64(VAddr addr) = 0;
virtual bool ReadBlock(VAddr src_addr, void* dest_buffer, size_t size) = 0;
virtual void Write8(VAddr addr, u8 data) = 0;
virtual void Write16(VAddr addr, u16 data) = 0;
virtual void Write32(VAddr addr, u32 data) = 0;
virtual void Write64(VAddr addr, u64 data) = 0;
virtual bool WriteBlock(VAddr dest_addr, const void* src_buffer, size_t size) = 0;
};
using MMIORegionPointer = std::shared_ptr<MMIORegion>;