Files
P3DS-test/src/core/services/dsp.cpp
2024-12-09 19:12:09 +02:00

371 lines
12 KiB
C++

#include "services/dsp.hpp"
#include <cryptopp/sha.h>
#include <fmt/format.h>
#include <fmt/ranges.h>
#include <algorithm>
#include <cstring>
#include <fstream>
#include "config.hpp"
#include "ipc.hpp"
#include "kernel.hpp"
#include "services/dsp_firmware_db.hpp"
namespace DSPCommands {
enum : u32 {
RecvData = 0x00010040,
RecvDataIsReady = 0x00020040,
SetSemaphore = 0x00070040,
ConvertProcessAddressFromDspDram = 0x000C0040,
WriteProcessPipe = 0x000D0082,
ReadPipeIfPossible = 0x001000C0,
LoadComponent = 0x001100C2,
UnloadComponent = 0x00120000,
FlushDataCache = 0x00130082,
InvalidateDataCache = 0x00140082,
RegisterInterruptEvents = 0x00150082,
GetSemaphoreEventHandle = 0x00160000,
SetSemaphoreMask = 0x00170040,
GetHeadphoneStatus = 0x001F0000,
ForceHeadphoneOut = 0x00200040,
};
}
namespace Result {
enum : u32 {
HeadphonesNotInserted = 0,
HeadphonesInserted = 1
};
}
void DSPService::reset() {
totalEventCount = 0;
semaphoreMask = 0;
headphonesInserted = true;
semaphoreEvent = std::nullopt;
interrupt0 = std::nullopt;
interrupt1 = std::nullopt;
for (DSPEvent& e : pipeEvents) {
e = std::nullopt;
}
loadedComponent.clear();
}
void DSPService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer);
switch (command) {
case DSPCommands::ConvertProcessAddressFromDspDram: convertProcessAddressFromDspDram(messagePointer); break;
case DSPCommands::FlushDataCache: flushDataCache(messagePointer); break;
case DSPCommands::InvalidateDataCache: invalidateDCache(messagePointer); break;
case DSPCommands::ForceHeadphoneOut: forceHeadphoneOut(messagePointer); break;
case DSPCommands::GetHeadphoneStatus: getHeadphoneStatus(messagePointer); break;
case DSPCommands::GetSemaphoreEventHandle: getSemaphoreEventHandle(messagePointer); break;
case DSPCommands::LoadComponent: loadComponent(messagePointer); break;
case DSPCommands::ReadPipeIfPossible: readPipeIfPossible(messagePointer); break;
case DSPCommands::RecvData: [[likely]] recvData(messagePointer); break;
case DSPCommands::RecvDataIsReady: [[likely]] recvDataIsReady(messagePointer); break;
case DSPCommands::RegisterInterruptEvents: registerInterruptEvents(messagePointer); break;
case DSPCommands::SetSemaphore: setSemaphore(messagePointer); break;
case DSPCommands::SetSemaphoreMask: setSemaphoreMask(messagePointer); break;
case DSPCommands::UnloadComponent: unloadComponent(messagePointer); break;
case DSPCommands::WriteProcessPipe: [[likely]] writeProcessPipe(messagePointer); break;
default: Helpers::panic("DSP service requested. Command: %08X\n", command);
}
}
void DSPService::convertProcessAddressFromDspDram(u32 messagePointer) {
const u32 address = mem.read32(messagePointer + 4);
log("DSP::ConvertProcessAddressFromDspDram (address = %08X)\n", address);
const u32 converted = (address << 1) + 0x1FF40000;
mem.write32(messagePointer, IPC::responseHeader(0xC, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, converted); // Converted address
}
void DSPService::loadComponent(u32 messagePointer) {
u32 size = mem.read32(messagePointer + 4);
u32 programMask = mem.read32(messagePointer + 8);
u32 dataMask = mem.read32(messagePointer + 12);
u32 buffer = mem.read32(messagePointer + 20);
loadedComponent.resize(size);
for (u32 i = 0; i < size; i++) {
loadedComponent[i] = mem.read8(buffer + i);
}
log("DSP::LoadComponent (size = %08X, program mask = %X, data mask = %X\n", size, programMask, dataMask);
dsp->loadComponent(loadedComponent, programMask, dataMask);
if (config.printDSPFirmware) {
printFirmwareInfo();
}
mem.write32(messagePointer, IPC::responseHeader(0x11, 2, 2));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, 1); // Component loaded
mem.write32(messagePointer + 12, (size << 4) | 0xA);
mem.write32(messagePointer + 16, mem.read32(messagePointer + 20)); // Component buffer
}
void DSPService::unloadComponent(u32 messagePointer) {
log("DSP::UnloadComponent\n");
dsp->unloadComponent();
mem.write32(messagePointer, IPC::responseHeader(0x12, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::readPipeIfPossible(u32 messagePointer) {
u32 channel = mem.read32(messagePointer + 4);
u32 peer = mem.read32(messagePointer + 8);
u16 size = mem.read16(messagePointer + 12);
u32 buffer = mem.read32(messagePointer + 0x100 + 4);
log("DSP::ReadPipeIfPossible (channel = %d, peer = %d, size = %04X, buffer = %08X)\n", channel, peer, size, buffer);
mem.write32(messagePointer, IPC::responseHeader(0x10, 2, 2));
std::vector<u8> data = dsp->readPipe(channel, peer, size, buffer);
for (uint i = 0; i < data.size(); i++) {
mem.write8(buffer + i, data[i]);
}
mem.write32(messagePointer + 4, Result::Success);
mem.write16(messagePointer + 8, u16(data.size())); // Number of bytes read
}
void DSPService::recvData(u32 messagePointer) {
const u32 registerIndex = mem.read32(messagePointer + 4);
log("DSP::RecvData (register = %d)\n", registerIndex);
if (registerIndex != 0) Helpers::panic("Unknown register in DSP::RecvData");
const u16 data = dsp->recvData(registerIndex);
mem.write32(messagePointer, IPC::responseHeader(0x01, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
mem.write16(messagePointer + 8, data);
}
void DSPService::recvDataIsReady(u32 messagePointer) {
const u32 registerIndex = mem.read32(messagePointer + 4);
log("DSP::RecvDataIsReady (register = %d)\n", registerIndex);
bool isReady = dsp->recvDataIsReady(registerIndex);
mem.write32(messagePointer, IPC::responseHeader(0x02, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, isReady ? 1 : 0);
}
DSPService::DSPEvent& DSPService::getEventRef(u32 type, u32 pipe) {
switch (type) {
case 0: return interrupt0;
case 1: return interrupt1;
case 2:
if (pipe >= pipeCount)
Helpers::panic("Tried to access the event of an invalid pipe");
return pipeEvents[pipe];
default:
Helpers::panic("Unknown type for DSP::getEventRef");
}
}
void DSPService::registerInterruptEvents(u32 messagePointer) {
const u32 interrupt = mem.read32(messagePointer + 4);
const u32 channel = mem.read32(messagePointer + 8);
const u32 eventHandle = mem.read32(messagePointer + 16);
log("DSP::RegisterInterruptEvents (interrupt = %d, channel = %d, event = %d)\n", interrupt, channel, eventHandle);
// The event handle being 0 means we're removing an event
if (eventHandle == 0) {
DSPEvent& e = getEventRef(interrupt, channel); // Get event
if (e.has_value()) { // Remove if it exists
totalEventCount--;
e = std::nullopt;
}
} else {
const KernelObject* object = kernel.getObject(eventHandle, KernelObjectType::Event);
if (!object) {
Helpers::panic("DSP::DSP::RegisterInterruptEvents with invalid event handle");
}
if (totalEventCount >= maxEventCount)
Helpers::panic("DSP::RegisterInterruptEvents overflowed total number of allowed events");
else {
getEventRef(interrupt, channel) = eventHandle;
mem.write32(messagePointer, IPC::responseHeader(0x15, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
totalEventCount++;
}
}
}
void DSPService::getHeadphoneStatus(u32 messagePointer) {
log("DSP::GetHeadphoneStatus\n");
mem.write32(messagePointer, IPC::responseHeader(0x1F, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
// This should be toggleable for shits and giggles
mem.write32(messagePointer + 8, headphonesInserted ? Result::HeadphonesInserted : Result::HeadphonesNotInserted);
}
void DSPService::getSemaphoreEventHandle(u32 messagePointer) {
log("DSP::GetSemaphoreEventHandle\n");
if (!semaphoreEvent.has_value()) {
semaphoreEvent = kernel.makeEvent(ResetType::OneShot, Event::CallbackType::DSPSemaphore);
}
mem.write32(messagePointer, IPC::responseHeader(0x16, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
// TODO: Translation descriptor here?
mem.write32(messagePointer + 12, semaphoreEvent.value()); // Semaphore event handle
kernel.signalEvent(semaphoreEvent.value());
}
void DSPService::setSemaphore(u32 messagePointer) {
const u16 value = mem.read16(messagePointer + 4);
log("DSP::SetSemaphore(value = %04X)\n", value);
dsp->setSemaphore(value);
mem.write32(messagePointer, IPC::responseHeader(0x7, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::setSemaphoreMask(u32 messagePointer) {
const u16 mask = mem.read16(messagePointer + 4);
log("DSP::SetSemaphoreMask(mask = %04X)\n", mask);
dsp->setSemaphoreMask(mask);
semaphoreMask = mask;
mem.write32(messagePointer, IPC::responseHeader(0x17, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::writeProcessPipe(u32 messagePointer) {
const u32 channel = mem.read32(messagePointer + 4);
const u32 size = mem.read32(messagePointer + 8);
const u32 buffer = mem.read32(messagePointer + 16);
log("DSP::writeProcessPipe (channel = %d, size = %X, buffer = %08X)\n", channel, size, buffer);
dsp->writeProcessPipe(channel, size, buffer);
mem.write32(messagePointer, IPC::responseHeader(0xD, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::flushDataCache(u32 messagePointer) {
const u32 address = mem.read32(messagePointer + 4);
const u32 size = mem.read32(messagePointer + 8);
const Handle process = mem.read32(messagePointer + 16);
log("DSP::FlushDataCache (addr = %08X, size = %08X, process = %X)\n", address, size, process);
mem.write32(messagePointer, IPC::responseHeader(0x13, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::invalidateDCache(u32 messagePointer) {
const u32 address = mem.read32(messagePointer + 4);
const u32 size = mem.read32(messagePointer + 8);
const Handle process = mem.read32(messagePointer + 16);
log("DSP::InvalidateDataCache (addr = %08X, size = %08X, process = %X)\n", address, size, process);
mem.write32(messagePointer, IPC::responseHeader(0x14, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void DSPService::forceHeadphoneOut(u32 messagePointer) {
headphonesInserted = mem.read8(messagePointer + 4) != 0;
log("DSP::ForceHeadphoneOut\n");
mem.write32(messagePointer, IPC::responseHeader(0x20, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
DSPService::ComponentDumpResult DSPService::dumpComponent(const std::filesystem::path& path) {
if (loadedComponent.empty()) {
return ComponentDumpResult::NotLoaded;
}
std::ofstream file(path, std::ios::out | std::ios::binary);
if (file.bad()) {
return ComponentDumpResult::FileFailure;
}
file.write((char*)&loadedComponent[0], loadedComponent.size() * sizeof(u8));
file.close();
return ComponentDumpResult::Success;
}
void DSPService::triggerPipeEvent(int index) {
if (index < pipeCount && pipeEvents[index].has_value()) {
kernel.signalEvent(*pipeEvents[index]);
}
}
void DSPService::triggerSemaphoreEvent() {
if (semaphoreEvent.has_value()) {
kernel.signalEvent(*semaphoreEvent);
}
}
void DSPService::triggerInterrupt0() {
if (interrupt0.has_value()) {
kernel.signalEvent(*interrupt0);
}
}
void DSPService::triggerInterrupt1() {
if (interrupt1.has_value()) {
kernel.signalEvent(*interrupt1);
}
}
void DSPService::printFirmwareInfo() {
// No component has been loaded, do nothing.
if (!loadedComponent.size()) {
return;
}
const auto& firmwareDB = DSP::firmwareDB;
const usize firmwareSize = loadedComponent.size();
std::array<u8, CryptoPP::SHA256::DIGESTSIZE> hash;
CryptoPP::SHA256 sha;
sha.CalculateDigest(hash.data(), loadedComponent.data(), firmwareSize);
fmt::print("\nLoaded DSP firmware\n");
fmt::print("Firmware SHA-256 hash: {:X}\n", fmt::join(hash, ""));
fmt::print("Size: {} bytes ({} KB)\n", firmwareSize, firmwareSize / 1024);
bool knownFirmware = false;
for (int i = 0; i < firmwareDB.size(); i++) {
const auto& entry = firmwareDB[i];
if (entry.size == firmwareSize && std::memcmp(hash.data(), entry.hash.data(), hash.size()) == 0) {
knownFirmware = true;
fmt::print(
"Firmware found in DSP firmware DB.\nFeatures AAC decoder: {}\nOther notes: {}\n", entry.supportsAAC ? "yes" : "no", entry.notes
);
break;
}
}
if (!knownFirmware) {
fmt::print("Firmware not found in DSP firmware DB.\nHash in case you want to add it to the DB: {{{:#X}}}\n", fmt::join(hash, ", "));
// DSP firmwares that feature AAC decoding are usually around 210KB as opposed to the average DSP firmware which is around 48KB
fmt::print("Features AAC decoder: {}\n", firmwareSize >= 200_KB ? "probably yes" : "probably not");
}
fmt::print("\n");
}