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Initial CPP implementation

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wheremyfoodat 2025-06-30 01:33:32 +03:00
parent ce356c6e61
commit 382c0f953d
14 changed files with 658 additions and 184 deletions
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2
src/config.cpp
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@ -47,6 +47,7 @@ void EmulatorConfig::load() {
defaultRomPath = toml::find_or<std::string>(general, "DefaultRomPath", "");
printAppVersion = toml::find_or<toml::boolean>(general, "PrintAppVersion", true);
circlePadProEnabled = toml::find_or<toml::boolean>(general, "EnableCirclePadPro", true);
systemLanguage = languageCodeFromString(toml::find_or<std::string>(general, "SystemLanguage", "en"));
}
}
@ -174,6 +175,7 @@ void EmulatorConfig::save() {
data["General"]["DefaultRomPath"] = defaultRomPath.string();
data["General"]["PrintAppVersion"] = printAppVersion;
data["General"]["SystemLanguage"] = languageCodeToString(systemLanguage);
data["General"]["EnableCirclePadPro"] = circlePadProEnabled;
data["Window"]["AppVersionOnWindow"] = windowSettings.showAppVersion;
data["Window"]["RememberWindowPosition"] = windowSettings.rememberPosition;

60
src/core/services/ir/circlepad_pro.cpp Normal file
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@ -0,0 +1,60 @@
#include "services/ir/circlepad_pro.hpp"
#include <array>
#include <string>
#include <vector>
using namespace IR;
void CirclePadPro::connect() {}
void CirclePadPro::disconnect() {}
void CirclePadPro::receivePayload(Payload payload) {
const u8 type = payload[0];
switch (type) {
case CPPRequestID::ConfigurePolling:
// TODO
break;
case CPPRequestID::ReadCalibrationData: {
static constexpr std::array<u8, 0x40> calibrationData = {
0x00, 0x00, 0x08, 0x80, 0x85, 0xEB, 0x11, 0x3F, 0x85, 0xEB, 0x11, 0x3F, 0xFF, 0xFF, 0xFF, 0xF5, 0xFF, 0x00, 0x08, 0x80, 0x85, 0xEB,
0x11, 0x3F, 0x85, 0xEB, 0x11, 0x3F, 0xFF, 0xFF, 0xFF, 0x65, 0xFF, 0x00, 0x08, 0x80, 0x85, 0xEB, 0x11, 0x3F, 0x85, 0xEB, 0x11, 0x3F,
0xFF, 0xFF, 0xFF, 0x65, 0xFF, 0x00, 0x08, 0x80, 0x85, 0xEB, 0x11, 0x3F, 0x85, 0xEB, 0x11, 0x3F, 0xFF, 0xFF, 0xFF, 0x65,
};
struct ReadCalibrationDataRequest {
u8 requestID;
u8 expectedResponseTime;
u16_le offset;
u16_le size;
};
static_assert(sizeof(ReadCalibrationDataRequest) == 6, "ReadCalibrationDataRequest has wrong size");
if (payload.size() != sizeof(ReadCalibrationDataRequest)) {
Helpers::warn("IR::ReadCalibrationData: Wrong request size");
return;
}
ReadCalibrationDataRequest request;
std::memcpy(&request, payload.data(), sizeof(request));
const u16 offset = request.offset & ~0xF;
const u16 size = request.size & ~0xF;
if (static_cast<std::size_t>(offset + size) > calibrationData.size()) {
Helpers::warn("IR::ReadCalibrationData: Read beyond the end of calibration data!!");
return;
}
std::vector<u8> response(5 + size);
response[0] = static_cast<u8>(CPPResponseID::ReadCalibrationData);
std::memcpy(&response[1], &request.offset, sizeof(request.offset));
std::memcpy(&response[3], &request.size, sizeof(request.size));
std::memcpy(&response[5], calibrationData.data() + offset, size);
sendCallback(response);
break;
}
}
}

31
src/core/services/ir/crc8.cpp Normal file
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@ -0,0 +1,31 @@
#include <array>
#include "services/ir/ir_user.hpp"
u8 IRUserService::crc8(std::span<const u8> data) {
// The IR service uses CRC8 with generator polynomial = 0x07 for verifying payloads received from IR devices
static constexpr std::array<u8, 256> crcTable = {
0x00, 0x07, 0x0E, 0x09, 0x1C, 0x1B, 0x12, 0x15, 0x38, 0x3F, 0x36, 0x31, 0x24, 0x23, 0x2A, 0x2D, 0x70, 0x77, 0x7E, 0x79, 0x6C, 0x6B,
0x62, 0x65, 0x48, 0x4F, 0x46, 0x41, 0x54, 0x53, 0x5A, 0x5D, 0xE0, 0xE7, 0xEE, 0xE9, 0xFC, 0xFB, 0xF2, 0xF5, 0xD8, 0xDF, 0xD6, 0xD1,
0xC4, 0xC3, 0xCA, 0xCD, 0x90, 0x97, 0x9E, 0x99, 0x8C, 0x8B, 0x82, 0x85, 0xA8, 0xAF, 0xA6, 0xA1, 0xB4, 0xB3, 0xBA, 0xBD, 0xC7, 0xC0,
0xC9, 0xCE, 0xDB, 0xDC, 0xD5, 0xD2, 0xFF, 0xF8, 0xF1, 0xF6, 0xE3, 0xE4, 0xED, 0xEA, 0xB7, 0xB0, 0xB9, 0xBE, 0xAB, 0xAC, 0xA5, 0xA2,
0x8F, 0x88, 0x81, 0x86, 0x93, 0x94, 0x9D, 0x9A, 0x27, 0x20, 0x29, 0x2E, 0x3B, 0x3C, 0x35, 0x32, 0x1F, 0x18, 0x11, 0x16, 0x03, 0x04,
0x0D, 0x0A, 0x57, 0x50, 0x59, 0x5E, 0x4B, 0x4C, 0x45, 0x42, 0x6F, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7D, 0x7A, 0x89, 0x8E, 0x87, 0x80,
0x95, 0x92, 0x9B, 0x9C, 0xB1, 0xB6, 0xBF, 0xB8, 0xAD, 0xAA, 0xA3, 0xA4, 0xF9, 0xFE, 0xF7, 0xF0, 0xE5, 0xE2, 0xEB, 0xEC, 0xC1, 0xC6,
0xCF, 0xC8, 0xDD, 0xDA, 0xD3, 0xD4, 0x69, 0x6E, 0x67, 0x60, 0x75, 0x72, 0x7B, 0x7C, 0x51, 0x56, 0x5F, 0x58, 0x4D, 0x4A, 0x43, 0x44,
0x19, 0x1E, 0x17, 0x10, 0x05, 0x02, 0x0B, 0x0C, 0x21, 0x26, 0x2F, 0x28, 0x3D, 0x3A, 0x33, 0x34, 0x4E, 0x49, 0x40, 0x47, 0x52, 0x55,
0x5C, 0x5B, 0x76, 0x71, 0x78, 0x7F, 0x6A, 0x6D, 0x64, 0x63, 0x3E, 0x39, 0x30, 0x37, 0x22, 0x25, 0x2C, 0x2B, 0x06, 0x01, 0x08, 0x0F,
0x1A, 0x1D, 0x14, 0x13, 0xAE, 0xA9, 0xA0, 0xA7, 0xB2, 0xB5, 0xBC, 0xBB, 0x96, 0x91, 0x98, 0x9F, 0x8A, 0x8D, 0x84, 0x83, 0xDE, 0xD9,
0xD0, 0xD7, 0xC2, 0xC5, 0xCC, 0xCB, 0xE6, 0xE1, 0xE8, 0xEF, 0xFA, 0xFD, 0xF4, 0xF3,
};
u8 crc = 0;
crc = ~crc;
for (usize i = 0; i < data.size(); i++) {
const u8 byte = data[i];
crc = crcTable[crc ^ byte];
}
return ~crc;
}

341
src/core/services/ir/ir_user.cpp Normal file
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@ -0,0 +1,341 @@
#include "services/ir/ir_user.hpp"
#include <array>
#include <cstddef>
#include <memory>
#include <span>
#include <string>
#include <vector>
#include "ipc.hpp"
#include "kernel.hpp"
#include "services/ir/ir_types.hpp"
using namespace IR;
namespace IRUserCommands {
enum : u32 {
FinalizeIrnop = 0x00020000,
ClearReceiveBuffer = 0x00030000,
ClearSendBuffer = 0x00040000,
RequireConnection = 0x00060040,
Disconnect = 0x00090000,
GetReceiveEvent = 0x000A0000,
GetSendEvent = 0x000B0000,
GetConnectionStatusEvent = 0x000C0000,
SendIrnop = 0x000D0042,
InitializeIrnopShared = 0x00180182,
ReleaseReceivedData = 0x00190040,
};
}
std::unique_ptr<IR::Buffer> receiveBuffer;
void IRUserService::reset() {
connectionStatusEvent = std::nullopt;
receiveEvent = std::nullopt;
sendEvent = std::nullopt;
sharedMemory = std::nullopt;
receiveBuffer = nullptr;
connectedDevice = false;
}
void IRUserService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer);
switch (command) {
case IRUserCommands::Disconnect: disconnect(messagePointer); break;
case IRUserCommands::FinalizeIrnop: finalizeIrnop(messagePointer); break;
case IRUserCommands::GetReceiveEvent: getReceiveEvent(messagePointer); break;
case IRUserCommands::GetSendEvent: getSendEvent(messagePointer); break;
case IRUserCommands::GetConnectionStatusEvent: getConnectionStatusEvent(messagePointer); break;
case IRUserCommands::InitializeIrnopShared: initializeIrnopShared(messagePointer); break;
case IRUserCommands::RequireConnection: requireConnection(messagePointer); break;
case IRUserCommands::SendIrnop: sendIrnop(messagePointer); break;
case IRUserCommands::ClearReceiveBuffer: clearReceiveBuffer(messagePointer); break;
case IRUserCommands::ClearSendBuffer: clearSendBuffer(messagePointer); break;
case IRUserCommands::ReleaseReceivedData: releaseReceivedData(messagePointer); break;
default: Helpers::panic("ir:USER service requested. Command: %08X\n", command);
}
}
void IRUserService::initializeIrnopShared(u32 messagePointer) {
const u32 sharedMemSize = mem.read32(messagePointer + 4);
const u32 receiveBufferSize = mem.read32(messagePointer + 8);
const u32 receiveBufferPackageCount = mem.read32(messagePointer + 12);
const u32 sendBufferSize = mem.read32(messagePointer + 16);
const u32 sendBufferPackageCount = mem.read32(messagePointer + 20);
const u32 bitrate = mem.read32(messagePointer + 24);
const u32 descriptor = mem.read32(messagePointer + 28);
const u32 sharedMemHandle = mem.read32(messagePointer + 32);
log("IR:USER: InitializeIrnopShared (shared mem size = %08X, sharedMemHandle = %X) (stubbed)\n", sharedMemSize, sharedMemHandle);
Helpers::warn("Game is initializing IR:USER. If it explodes, this is probably why");
KernelObject* object = kernel.getObject(sharedMemHandle, KernelObjectType::MemoryBlock);
if (object == nullptr) {
Helpers::panic("IR::InitializeIrnopShared: Shared memory object does not exist");
}
MemoryBlock* memoryBlock = object->getData<MemoryBlock>();
sharedMemory = *memoryBlock;
receiveBuffer = std::make_unique<IR::Buffer>(mem, memoryBlock->addr, 0x10, 0x20, receiveBufferPackageCount, receiveBufferSize);
// Set the initialized byte in shared mem to 1
mem.write8(memoryBlock->addr + offsetof(SharedMemoryStatus, isInitialized), 1);
mem.write64(memoryBlock->addr + 0x10, 0); // Initialize the receive buffer info to all 0s
mem.write64(memoryBlock->addr + 0x18, 0);
mem.write32(messagePointer, IPC::responseHeader(0x18, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::finalizeIrnop(u32 messagePointer) {
log("IR:USER: FinalizeIrnop\n");
if (connectedDevice) {
connectedDevice = false;
cpp.disconnect();
}
sharedMemory = std::nullopt;
// This should disconnect any connected device de-initialize the shared memory
mem.write32(messagePointer, IPC::responseHeader(0x2, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::getConnectionStatusEvent(u32 messagePointer) {
log("IR:USER: GetConnectionStatusEvent\n");
if (!connectionStatusEvent.has_value()) {
connectionStatusEvent = kernel.makeEvent(ResetType::OneShot);
}
mem.write32(messagePointer, IPC::responseHeader(0xC, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
// TOOD: Descriptor here
mem.write32(messagePointer + 12, connectionStatusEvent.value());
}
void IRUserService::getReceiveEvent(u32 messagePointer) {
log("IR:USER: GetReceiveEvent\n");
if (!receiveEvent.has_value()) {
receiveEvent = kernel.makeEvent(ResetType::OneShot);
}
mem.write32(messagePointer, IPC::responseHeader(0xA, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, 0x40000000);
// TOOD: Descriptor here
mem.write32(messagePointer + 12, receiveEvent.value());
}
void IRUserService::getSendEvent(u32 messagePointer) {
log("IR:USER: GetSendEvent\n");
if (!sendEvent.has_value()) {
sendEvent = kernel.makeEvent(ResetType::OneShot);
}
mem.write32(messagePointer, IPC::responseHeader(0xB, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, 0x40000000);
// TOOD: Descriptor here
mem.write32(messagePointer + 12, sendEvent.value());
}
void IRUserService::requireConnection(u32 messagePointer) {
const u8 deviceID = mem.read8(messagePointer + 4);
log("IR:USER: RequireConnection (device: %d)\n", deviceID);
// Reference: https://github.com/citra-emu/citra/blob/c10ffda91feb3476a861c47fb38641c1007b9d33/src/core/hle/service/ir/ir_user.cpp#L306
if (sharedMemory.has_value()) {
u32 sharedMemAddress = sharedMemory.value().addr;
if (deviceID == u8(DeviceID::CirclePadPro)) {
const bool enableCirclePadPro = config.circlePadProEnabled; // TODO: This should always be true for N3DS too
// Note: We temporarily pretend we don't have a CirclePad Pro. This code must change when we emulate it or N3DS C-stick
const u8 status = (enableCirclePadPro) ? 2 : 1; // Any value other than 2 is considered not connected.
const u8 role = 0;
const u8 connected = (enableCirclePadPro) ? 1 : 0;
if (enableCirclePadPro) {
cpp.connect();
}
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), status);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionRole), role);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, isConnected), connected);
connectedDevice = connected;
if (connectionStatusEvent.has_value()) {
kernel.signalEvent(connectionStatusEvent.value());
}
} else {
log("IR:USER: Unknown device %d\n", deviceID);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), 1);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionAttemptStatus), 2);
}
}
mem.write32(messagePointer, IPC::responseHeader(0x6, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::sendIrnop(u32 messagePointer) {
const u32 bufferSize = mem.read32(messagePointer + 4);
const u32 inputPointer = mem.read32(messagePointer + 12);
std::vector<u8> data;
data.reserve(bufferSize);
for (u32 i = 0; i < bufferSize; i++) {
data.push_back(mem.read8(inputPointer + i));
}
mem.write32(messagePointer, IPC::responseHeader(0xD, 1, 0));
if (connectedDevice) {
cpp.receivePayload(data);
if (sendEvent.has_value()) {
kernel.signalEvent(sendEvent.value());
}
mem.write32(messagePointer + 4, Result::Success);
} else {
Helpers::warn("IR:USER: SendIrnop without connected device");
mem.write32(messagePointer + 4, Result::FailurePlaceholder);
}
}
void IRUserService::disconnect(u32 messagePointer) {
log("IR:USER: Disconnect\n");
if (sharedMemory.has_value()) {
u32 sharedMemAddress = sharedMemory.value().addr;
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), 0);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, isConnected), 0);
}
// If there's a connected device, disconnect it and trigger the status event
if (connectedDevice) {
connectedDevice = false;
if (connectionStatusEvent.has_value()) {
kernel.signalEvent(connectionStatusEvent.value());
}
}
mem.write32(messagePointer, IPC::responseHeader(0x9, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::releaseReceivedData(u32 messagePointer) {
const u32 size = mem.read32(messagePointer + 4);
log("IR:USER: ReleaseReceivedData (%08X)\n", size);
mem.write32(messagePointer, IPC::responseHeader(0x19, 1, 0));
if (receiveBuffer) {
if (receiveBuffer->release(size)) {
mem.write32(messagePointer + 4, Result::Success);
} else {
Helpers::warn("IR:USER: ReleaseReceivedData failed to release\n");
mem.write32(messagePointer + 4, Result::FailurePlaceholder);
}
} else {
Helpers::warn("IR:USER: ReleaseReceivedData with no receive buffer?\n");
mem.write32(messagePointer + 4, Result::FailurePlaceholder);
}
}
void IRUserService::clearReceiveBuffer(u32 messagePointer) {
log("IR:USER: ClearReceiveBuffer\n");
mem.write32(messagePointer, IPC::responseHeader(0x0C, 1, 0));
if (receiveBuffer) {
if (receiveBuffer->release(receiveBuffer->getPacketCount())) {
mem.write32(messagePointer + 4, Result::Success);
} else {
Helpers::warn("IR:USER: ClearReceiveBuffer failed to release\n");
mem.write32(messagePointer + 4, Result::FailurePlaceholder);
}
} else {
Helpers::warn("IR:USER: ClearReceiveBuffer with no receive buffer?\n");
mem.write32(messagePointer + 4, Result::FailurePlaceholder);
}
}
void IRUserService::clearSendBuffer(u32 messagePointer) {
log("IR:USER: ClearSendBuffer (Stubbed)\n");
mem.write32(messagePointer, IPC::responseHeader(0x0D, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::sendPayload(std::span<const u8> payload) {
if (!receiveBuffer) {
return;
}
std::vector<u8> packet;
// Builds packet header. For the format info:
// https://www.3dbrew.org/wiki/IRUSER_Shared_Memory#Packet_structure
packet.push_back(0xA5);
const u8 networkID = *(receiveBuffer->getPointer(offsetof(SharedMemoryStatus, networkID)));
packet.push_back(networkID);
// puts the size info.
// The highest bit of the first byte is unknown, which is set to zero here. The second highest
// bit is a flag that determines whether the size info is in extended form. If the packet size
// can be represent within 6 bits, the short form (1 byte) of size info is chosen, the size is
// put to the lower bits of this byte, and the flag is clear. If the packet size cannot be
// represent within 6 bits, the extended form (2 bytes) is chosen, the lower 8 bits of the size
// is put to the second byte, the higher bits of the size is put to the lower bits of the first
// byte, and the flag is set. Note that the packet size must be within 14 bits due to this
// format restriction, or it will overlap with the flag bit.
usize size = payload.size();
if (size < 0x40) {
packet.push_back(static_cast<u8>(size));
} else if (size < 0x4000) {
packet.push_back(static_cast<u8>(size >> 8) | 0x40);
packet.push_back(static_cast<u8>(size));
}
// Insert the payload data + CRC8 checksum into the packet
packet.insert(packet.end(), payload.begin(), payload.end());
packet.push_back(crc8(packet));
if (receiveBuffer->put(packet) && receiveEvent.has_value()) {
kernel.signalEvent(receiveEvent.value());
}
}
void IRUserService::updateCirclePadPro() {
if (!connectedDevice || !receiveBuffer) {
return;
}
constexpr int C_STICK_CENTER = 0x800;
constexpr int C_STICK_RADIUS = 0x7FF;
CPPResponse response;
response.c_stick.header = static_cast<u8>(CPPResponseID::PollButtons);
response.c_stick.c_stick_x = rand() & 0xFFF;
response.c_stick.c_stick_y = static_cast<u32>(C_STICK_CENTER);
response.buttons.battery_level = 0x1F;
response.buttons.zl_not_held = 1;
response.buttons.zr_not_held = rand() & 1;
response.buttons.r_not_held = 1;
response.unknown = 0;
std::vector<u8> response_buffer(sizeof(response));
std::memcpy(response_buffer.data(), &response, sizeof(response));
sendPayload(response_buffer);
}

173
src/core/services/ir_user.cpp
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@ -1,173 +0,0 @@
#include "services/ir_user.hpp"
#include <cstddef>
#include "ipc.hpp"
#include "kernel.hpp"
namespace IRUserCommands {
enum : u32 {
FinalizeIrnop = 0x00020000,
RequireConnection = 0x00060040,
Disconnect = 0x00090000,
GetReceiveEvent = 0x000A0000,
GetConnectionStatusEvent = 0x000C0000,
SendIrnop = 0x000D0042,
InitializeIrnopShared = 0x00180182
};
}
void IRUserService::reset() {
connectionStatusEvent = std::nullopt;
receiveEvent = std::nullopt;
sharedMemory = std::nullopt;
connectedDevice = false;
}
void IRUserService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer);
switch (command) {
case IRUserCommands::Disconnect: disconnect(messagePointer); break;
case IRUserCommands::FinalizeIrnop: finalizeIrnop(messagePointer); break;
case IRUserCommands::GetReceiveEvent: getReceiveEvent(messagePointer); break;
case IRUserCommands::GetConnectionStatusEvent: getConnectionStatusEvent(messagePointer); break;
case IRUserCommands::InitializeIrnopShared: initializeIrnopShared(messagePointer); break;
case IRUserCommands::RequireConnection: requireConnection(messagePointer); break;
case IRUserCommands::SendIrnop: sendIrnop(messagePointer); break;
default: Helpers::panic("ir:USER service requested. Command: %08X\n", command);
}
}
void IRUserService::initializeIrnopShared(u32 messagePointer) {
const u32 sharedMemSize = mem.read32(messagePointer + 4);
const u32 receiveBufferSize = mem.read32(messagePointer + 8);
const u32 receiveBufferPackageCount = mem.read32(messagePointer + 12);
const u32 sendBufferSize = mem.read32(messagePointer + 16);
const u32 sendBufferPackageCount = mem.read32(messagePointer + 20);
const u32 bitrate = mem.read32(messagePointer + 24);
const u32 descriptor = mem.read32(messagePointer + 28);
const u32 sharedMemHandle = mem.read32(messagePointer + 32);
log("IR:USER: InitializeIrnopShared (shared mem size = %08X, sharedMemHandle = %X) (stubbed)\n", sharedMemSize, sharedMemHandle);
Helpers::warn("Game is initializing IR:USER. If it explodes, this is probably why");
KernelObject* object = kernel.getObject(sharedMemHandle, KernelObjectType::MemoryBlock);
if (object == nullptr) {
Helpers::panic("IR::InitializeIrnopShared: Shared memory object does not exist");
}
MemoryBlock* memoryBlock = object->getData<MemoryBlock>();
sharedMemory = *memoryBlock;
// Set the initialized byte in shared mem to 1
mem.write8(memoryBlock->addr + offsetof(SharedMemoryStatus, isInitialized), 1);
mem.write64(memoryBlock->addr + 0x10, 0); // Initialize the receive buffer info to all 0s
mem.write64(memoryBlock->addr + 0x18, 0);
mem.write32(messagePointer, IPC::responseHeader(0x18, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::finalizeIrnop(u32 messagePointer) {
log("IR:USER: FinalizeIrnop\n");
if (connectedDevice) {
connectedDevice = false;
// This should also disconnect CirclePad Pro?
}
sharedMemory = std::nullopt;
// This should disconnect any connected device de-initialize the shared memory
mem.write32(messagePointer, IPC::responseHeader(0x2, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::getConnectionStatusEvent(u32 messagePointer) {
log("IR:USER: GetConnectionStatusEvent\n");
if (!connectionStatusEvent.has_value()) {
connectionStatusEvent = kernel.makeEvent(ResetType::OneShot);
}
//kernel.signalEvent(connectionStatusEvent.value()); // ??????????????
mem.write32(messagePointer, IPC::responseHeader(0xC, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
// TOOD: Descriptor here
mem.write32(messagePointer + 12, connectionStatusEvent.value());
}
void IRUserService::getReceiveEvent(u32 messagePointer) {
log("IR:USER: GetReceiveEvent\n");
if (!receiveEvent.has_value()) {
receiveEvent = kernel.makeEvent(ResetType::OneShot);
}
mem.write32(messagePointer, IPC::responseHeader(0xA, 1, 2));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, 0x40000000);
// TOOD: Descriptor here
mem.write32(messagePointer + 12, receiveEvent.value());
}
void IRUserService::requireConnection(u32 messagePointer) {
const u8 deviceID = mem.read8(messagePointer + 4);
log("IR:USER: RequireConnection (device: %d)\n", deviceID);
// Reference: https://github.com/citra-emu/citra/blob/c10ffda91feb3476a861c47fb38641c1007b9d33/src/core/hle/service/ir/ir_user.cpp#L306
if (sharedMemory.has_value()) {
u32 sharedMemAddress = sharedMemory.value().addr;
if (deviceID == u8(DeviceID::CirclePadPro)) {
// Note: We temporarily pretend we don't have a CirclePad Pro. This code must change when we emulate it or N3DS C-stick
constexpr u8 status = 1; // Not connected. Any value other than 2 is considered not connected.
constexpr u8 role = 0;
constexpr u8 connected = 0;
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), status);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionRole), role);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, isConnected), connected);
connectedDevice = true;
if (connectionStatusEvent.has_value()) {
kernel.signalEvent(connectionStatusEvent.value());
}
} else {
log("IR:USER: Unknown device %d\n", deviceID);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), 1);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionAttemptStatus), 2);
}
}
mem.write32(messagePointer, IPC::responseHeader(0x6, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::sendIrnop(u32 messagePointer) {
Helpers::panic("IR:USER: SendIrnop\n");
mem.write32(messagePointer + 4, Result::Success);
}
void IRUserService::disconnect(u32 messagePointer) {
log("IR:USER: Disconnect\n");
if (sharedMemory.has_value()) {
u32 sharedMemAddress = sharedMemory.value().addr;
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, connectionStatus), 0);
mem.write8(sharedMemAddress + offsetof(SharedMemoryStatus, isConnected), 0);
}
// If there's a connected device, disconnect it and trigger the status event
if (connectedDevice) {
connectedDevice = false;
if (connectionStatusEvent.has_value()) {
kernel.signalEvent(connectionStatusEvent.value());
}
}
mem.write32(messagePointer, IPC::responseHeader(0x9, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
}

7
src/core/services/service_manager.cpp
View file

@ -7,9 +7,10 @@
ServiceManager::ServiceManager(std::span<u32, 16> regs, Memory& mem, GPU& gpu, u32& currentPID, Kernel& kernel, const EmulatorConfig& config)
: regs(regs), mem(mem), kernel(kernel), ac(mem), am(mem), boss(mem), act(mem), apt(mem, kernel), cam(mem, kernel), cecd(mem, kernel),
cfg(mem, config), csnd(mem, kernel), dlp_srvr(mem), dsp(mem, kernel, config), hid(mem, kernel), http(mem), ir_user(mem, kernel), frd(mem),
fs(mem, kernel, config), gsp_gpu(mem, gpu, kernel, currentPID), gsp_lcd(mem), ldr(mem, kernel), mcu_hwc(mem, config), mic(mem, kernel),
nfc(mem, kernel), nim(mem), ndm(mem), news_u(mem), ns(mem), nwm_uds(mem, kernel), ptm(mem, config), soc(mem), ssl(mem), y2r(mem, kernel) {}
cfg(mem, config), csnd(mem, kernel), dlp_srvr(mem), dsp(mem, kernel, config), hid(mem, kernel), http(mem), ir_user(mem, config, kernel),
frd(mem), fs(mem, kernel, config), gsp_gpu(mem, gpu, kernel, currentPID), gsp_lcd(mem), ldr(mem, kernel), mcu_hwc(mem, config),
mic(mem, kernel), nfc(mem, kernel), nim(mem), ndm(mem), news_u(mem), ns(mem), nwm_uds(mem, kernel), ptm(mem, config), soc(mem), ssl(mem),
y2r(mem, kernel) {}
static constexpr int MAX_NOTIFICATION_COUNT = 16;

6
src/emulator.cpp
View file

@ -132,13 +132,15 @@ void Emulator::togglePause() { running ? pause() : resume(); }
void Emulator::runFrame() {
if (running) {
cpu.runFrame(); // Run 1 frame of instructions
gpu.display(); // Display graphics
cpu.runFrame(); // Run 1 frame of instructions
gpu.display(); // Display graphics
// Run cheats if any are loaded
if (cheats.haveCheats()) [[unlikely]] {
cheats.run();
}
getServiceManager().getIRUser().updateCirclePadPro();
} else if (romType != ROMType::None) {
// If the emulator is not running and a game is loaded, we still want to display the framebuffer otherwise we will get weird
// double-buffering issues