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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/alignment.h"
#include "common/logging/log.h"
#include "core/core_timing.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/service/audio/audren_u.h"
namespace Service::Audio {
/// TODO(bunnei): Find a proper value for the audio_ticks
constexpr u64 audio_ticks{static_cast<u64>(CoreTiming::BASE_CLOCK_RATE / 200)};
class IAudioRenderer final : public ServiceFramework<IAudioRenderer> {
public:
IAudioRenderer(AudioRendererParameter audren_params)
: ServiceFramework("IAudioRenderer"), worker_params(audren_params) {
static const FunctionInfo functions[] = {
{0, nullptr, "GetAudioRendererSampleRate"},
{1, nullptr, "GetAudioRendererSampleCount"},
{2, nullptr, "GetAudioRendererMixBufferCount"},
{3, nullptr, "GetAudioRendererState"},
{4, &IAudioRenderer::RequestUpdateAudioRenderer, "RequestUpdateAudioRenderer"},
{5, &IAudioRenderer::StartAudioRenderer, "StartAudioRenderer"},
{6, &IAudioRenderer::StopAudioRenderer, "StopAudioRenderer"},
{7, &IAudioRenderer::QuerySystemEvent, "QuerySystemEvent"},
{8, nullptr, "SetAudioRendererRenderingTimeLimit"},
{9, nullptr, "GetAudioRendererRenderingTimeLimit"},
{10, nullptr, "RequestUpdateAudioRendererAuto"},
{11, nullptr, "ExecuteAudioRendererRendering"},
};
RegisterHandlers(functions);
system_event =
Kernel::Event::Create(Kernel::ResetType::OneShot, "IAudioRenderer:SystemEvent");
// Register event callback to update the Audio Buffer
audio_event = CoreTiming::RegisterEvent(
"IAudioRenderer::UpdateAudioCallback", [this](u64 userdata, int cycles_late) {
UpdateAudioCallback();
CoreTiming::ScheduleEvent(audio_ticks - cycles_late, audio_event);
});
// Start the audio event
CoreTiming::ScheduleEvent(audio_ticks, audio_event);
voice_status_list.resize(worker_params.voice_count);
}
~IAudioRenderer() {
CoreTiming::UnscheduleEvent(audio_event, 0);
}
private:
void UpdateAudioCallback() {
system_event->Signal();
}
void RequestUpdateAudioRenderer(Kernel::HLERequestContext& ctx) {
UpdateDataHeader config{};
auto buf = ctx.ReadBuffer();
std::memcpy(&config, buf.data(), sizeof(UpdateDataHeader));
u32 memory_pool_count = worker_params.effect_count + (worker_params.voice_count * 4);
std::vector<MemoryPoolInfo> mem_pool_info(memory_pool_count);
std::memcpy(mem_pool_info.data(),
buf.data() + sizeof(UpdateDataHeader) + config.behavior_size,
memory_pool_count * sizeof(MemoryPoolInfo));
std::vector<VoiceInfo> voice_info(worker_params.voice_count);
std::memcpy(voice_info.data(),
buf.data() + sizeof(UpdateDataHeader) + config.behavior_size +
config.memory_pools_size + config.voice_resource_size,
worker_params.voice_count * sizeof(VoiceInfo));
UpdateDataHeader response_data{worker_params};
ASSERT(ctx.GetWriteBufferSize() == response_data.total_size);
std::vector<u8> output(response_data.total_size);
std::memcpy(output.data(), &response_data, sizeof(UpdateDataHeader));
std::vector<MemoryPoolEntry> memory_pool(memory_pool_count);
for (unsigned i = 0; i < memory_pool.size(); i++) {
if (mem_pool_info[i].pool_state == MemoryPoolStates::RequestAttach)
memory_pool[i].state = MemoryPoolStates::Attached;
else if (mem_pool_info[i].pool_state == MemoryPoolStates::RequestDetach)
memory_pool[i].state = MemoryPoolStates::Detached;
else
memory_pool[i].state = mem_pool_info[i].pool_state;
}
std::memcpy(output.data() + sizeof(UpdateDataHeader), memory_pool.data(),
response_data.memory_pools_size);
for (unsigned i = 0; i < voice_info.size(); i++) {
if (voice_info[i].is_new) {
voice_status_list[i].played_sample_count = 0;
voice_status_list[i].wave_buffer_consumed = 0;
} else if (voice_info[i].play_state == (u8)PlayStates::Started) {
for (u32 buff_idx = 0; buff_idx < voice_info[i].wave_buffer_count; buff_idx++) {
voice_status_list[i].played_sample_count +=
(voice_info[i].wave_buffer[buff_idx].end_sample_offset -
voice_info[i].wave_buffer[buff_idx].start_sample_offset) /
2;
voice_status_list[i].wave_buffer_consumed++;
}
}
}
std::memcpy(output.data() + sizeof(UpdateDataHeader) + response_data.memory_pools_size,
voice_status_list.data(), response_data.voices_size);
ctx.WriteBuffer(output);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_Audio, "(STUBBED) called");
}
void StartAudioRenderer(Kernel::HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_Audio, "(STUBBED) called");
}
void StopAudioRenderer(Kernel::HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_Audio, "(STUBBED) called");
}
void QuerySystemEvent(Kernel::HLERequestContext& ctx) {
// system_event->Signal();
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
rb.PushCopyObjects(system_event);
LOG_WARNING(Service_Audio, "(STUBBED) called");
}
enum class MemoryPoolStates : u32 { // Should be LE
Invalid = 0x0,
Unknown = 0x1,
RequestDetach = 0x2,
Detached = 0x3,
RequestAttach = 0x4,
Attached = 0x5,
Released = 0x6,
};
enum class PlayStates : u8 {
Started = 0,
Stopped = 1,
};
struct MemoryPoolEntry {
MemoryPoolStates state;
u32_le unknown_4;
u32_le unknown_8;
u32_le unknown_c;
};
static_assert(sizeof(MemoryPoolEntry) == 0x10, "MemoryPoolEntry has wrong size");
struct MemoryPoolInfo {
u64_le pool_address;
u64_le pool_size;
MemoryPoolStates pool_state;
INSERT_PADDING_WORDS(3); // Unknown
};
static_assert(sizeof(MemoryPoolInfo) == 0x20, "MemoryPoolInfo has wrong size");
struct UpdateDataHeader {
UpdateDataHeader() {}
UpdateDataHeader(const AudioRendererParameter& config) {
revision = Common::MakeMagic('R', 'E', 'V', '4'); // 5.1.0 Revision
behavior_size = 0xb0;
memory_pools_size = (config.effect_count + (config.voice_count * 4)) * 0x10;
voices_size = config.voice_count * 0x10;
voice_resource_size = 0x0;
effects_size = config.effect_count * 0x10;
mixes_size = 0x0;
sinks_size = config.sink_count * 0x20;
performance_manager_size = 0x10;
total_size = sizeof(UpdateDataHeader) + behavior_size + memory_pools_size +
voices_size + effects_size + sinks_size + performance_manager_size;
}
u32_le revision;
u32_le behavior_size;
u32_le memory_pools_size;
u32_le voices_size;
u32_le voice_resource_size;
u32_le effects_size;
u32_le mixes_size;
u32_le sinks_size;
u32_le performance_manager_size;
INSERT_PADDING_WORDS(6);
u32_le total_size;
};
static_assert(sizeof(UpdateDataHeader) == 0x40, "UpdateDataHeader has wrong size");
struct BiquadFilter {
u8 enable;
INSERT_PADDING_BYTES(1);
s16_le numerator[3];
s16_le denominator[2];
};
static_assert(sizeof(BiquadFilter) == 0xc, "BiquadFilter has wrong size");
struct WaveBuffer {
u64_le buffer_addr;
u64_le buffer_sz;
s32_le start_sample_offset;
s32_le end_sample_offset;
u8 loop;
u8 end_of_stream;
u8 sent_to_server;
INSERT_PADDING_BYTES(5);
u64 context_addr;
u64 context_sz;
INSERT_PADDING_BYTES(8);
};
static_assert(sizeof(WaveBuffer) == 0x38, "WaveBuffer has wrong size");
struct VoiceInfo {
u32_le id;
u32_le node_id;
u8 is_new;
u8 is_in_use;
u8 play_state;
u8 sample_format;
u32_le sample_rate;
u32_le priority;
u32_le sorting_order;
u32_le channel_count;
float_le pitch;
float_le volume;
BiquadFilter biquad_filter[2];
u32_le wave_buffer_count;
u16_le wave_buffer_head;
INSERT_PADDING_BYTES(6);
u64_le additional_params_addr;
u64_le additional_params_sz;
u32_le mix_id;
u32_le splitter_info_id;
WaveBuffer wave_buffer[4];
u32_le voice_channel_resource_ids[6];
INSERT_PADDING_BYTES(24);
};
static_assert(sizeof(VoiceInfo) == 0x170, "VoiceInfo is wrong size");
struct VoiceOutStatus {
u64_le played_sample_count;
u32_le wave_buffer_consumed;
INSERT_PADDING_WORDS(1);
};
static_assert(sizeof(VoiceOutStatus) == 0x10, "VoiceOutStatus has wrong size");
/// This is used to trigger the audio event callback.
CoreTiming::EventType* audio_event;
Kernel::SharedPtr<Kernel::Event> system_event;
AudioRendererParameter worker_params;
std::vector<VoiceOutStatus> voice_status_list;
};
class IAudioDevice final : public ServiceFramework<IAudioDevice> {
public:
IAudioDevice() : ServiceFramework("IAudioDevice") {
static const FunctionInfo functions[] = {
{0, &IAudioDevice::ListAudioDeviceName, "ListAudioDeviceName"},
{1, &IAudioDevice::SetAudioDeviceOutputVolume, "SetAudioDeviceOutputVolume"},
{2, nullptr, "GetAudioDeviceOutputVolume"},
{3, &IAudioDevice::GetActiveAudioDeviceName, "GetActiveAudioDeviceName"},
{4, &IAudioDevice::QueryAudioDeviceSystemEvent, "QueryAudioDeviceSystemEvent"},
{5, &IAudioDevice::GetActiveChannelCount, "GetActiveChannelCount"},
{6, &IAudioDevice::ListAudioDeviceName,
"ListAudioDeviceNameAuto"}, // TODO(ogniK): Confirm if autos are identical to non auto
{7, &IAudioDevice::SetAudioDeviceOutputVolume, "SetAudioDeviceOutputVolumeAuto"},
{8, nullptr, "GetAudioDeviceOutputVolumeAuto"},
{10, &IAudioDevice::GetActiveAudioDeviceName, "GetActiveAudioDeviceNameAuto"},
{11, nullptr, "QueryAudioDeviceInputEvent"},
{12, nullptr, "QueryAudioDeviceOutputEvent"},
};
RegisterHandlers(functions);
buffer_event =
Kernel::Event::Create(Kernel::ResetType::OneShot, "IAudioOutBufferReleasedEvent");
}
private:
void ListAudioDeviceName(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
IPC::RequestParser rp{ctx};
const std::string audio_interface = "AudioInterface";
ctx.WriteBuffer(audio_interface.c_str(), audio_interface.size());
IPC::ResponseBuilder rb = rp.MakeBuilder(3, 0, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(1);
}
void SetAudioDeviceOutputVolume(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
IPC::RequestParser rp{ctx};
f32 volume = static_cast<f32>(rp.Pop<u32>());
auto file_buffer = ctx.ReadBuffer();
auto end = std::find(file_buffer.begin(), file_buffer.end(), '\0');
IPC::ResponseBuilder rb = rp.MakeBuilder(2, 0, 0);
rb.Push(RESULT_SUCCESS);
}
void GetActiveAudioDeviceName(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
IPC::RequestParser rp{ctx};
const std::string audio_interface = "AudioDevice";
ctx.WriteBuffer(audio_interface.c_str(), audio_interface.size());
IPC::ResponseBuilder rb = rp.MakeBuilder(3, 0, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(1);
}
void QueryAudioDeviceSystemEvent(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
buffer_event->Signal();
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
rb.PushCopyObjects(buffer_event);
}
void GetActiveChannelCount(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(1);
}
Kernel::SharedPtr<Kernel::Event> buffer_event;
}; // namespace Audio
AudRenU::AudRenU() : ServiceFramework("audren:u") {
static const FunctionInfo functions[] = {
{0, &AudRenU::OpenAudioRenderer, "OpenAudioRenderer"},
{1, &AudRenU::GetAudioRendererWorkBufferSize, "GetAudioRendererWorkBufferSize"},
{2, &AudRenU::GetAudioDevice, "GetAudioDevice"},
{3, nullptr, "OpenAudioRendererAuto"},
{4, nullptr, "GetAudioDeviceServiceWithRevisionInfo"},
};
RegisterHandlers(functions);
}
void AudRenU::OpenAudioRenderer(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
auto params = rp.PopRaw<AudioRendererParameter>();
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<Audio::IAudioRenderer>(std::move(params));
LOG_DEBUG(Service_Audio, "called");
}
void AudRenU::GetAudioRendererWorkBufferSize(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
auto params = rp.PopRaw<AudioRendererParameter>();
u64 buffer_sz = Common::AlignUp(4 * params.unknown_8, 0x40);
buffer_sz += params.unknown_c * 1024;
buffer_sz += 0x940 * (params.unknown_c + 1);
buffer_sz += 0x3F0 * params.voice_count;
buffer_sz += Common::AlignUp(8 * (params.unknown_c + 1), 0x10);
buffer_sz += Common::AlignUp(8 * params.voice_count, 0x10);
buffer_sz +=
Common::AlignUp((0x3C0 * (params.sink_count + params.unknown_c) + 4 * params.sample_count) *
(params.unknown_8 + 6),
0x40);
if (IsFeatureSupported(AudioFeatures::Splitter, params.revision)) {
u32 count = params.unknown_c + 1;
u64 node_count = Common::AlignUp(count, 0x40);
u64 node_state_buffer_sz =
4 * (node_count * node_count) + 0xC * node_count + 2 * (node_count / 8);
u64 edge_matrix_buffer_sz = 0;
node_count = Common::AlignUp(count * count, 0x40);
if (node_count >> 31 != 0) {
edge_matrix_buffer_sz = (node_count | 7) / 8;
} else {
edge_matrix_buffer_sz = node_count / 8;
}
buffer_sz += Common::AlignUp(node_state_buffer_sz + edge_matrix_buffer_sz, 0x10);
}
buffer_sz += 0x20 * (params.effect_count + 4 * params.voice_count) + 0x50;
if (IsFeatureSupported(AudioFeatures::Splitter, params.revision)) {
buffer_sz += 0xE0 * params.unknown_2c;
buffer_sz += 0x20 * params.splitter_count;
buffer_sz += Common::AlignUp(4 * params.unknown_2c, 0x10);
}
buffer_sz = Common::AlignUp(buffer_sz, 0x40) + 0x170 * params.sink_count;
u64 output_sz = buffer_sz + 0x280 * params.sink_count + 0x4B0 * params.effect_count +
((params.voice_count * 256) | 0x40);
if (params.unknown_1c >= 1) {
output_sz = Common::AlignUp(((16 * params.sink_count + 16 * params.effect_count +
16 * params.voice_count + 16) +
0x658) *
(params.unknown_1c + 1) +
0xc0,
0x40) +
output_sz;
}
output_sz = Common::AlignUp(output_sz + 0x1807e, 0x1000);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(output_sz);
LOG_DEBUG(Service_Audio, "called, buffer_size=0x{:X}", output_sz);
}
void AudRenU::GetAudioDevice(Kernel::HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<Audio::IAudioDevice>();
LOG_DEBUG(Service_Audio, "called");
}
bool AudRenU::IsFeatureSupported(AudioFeatures feature, u32_le revision) const {
u32_be version_num = (revision - Common::MakeMagic('R', 'E', 'V', '0')); // Byte swap
switch (feature) {
case AudioFeatures::Splitter:
return version_num >= 2u;
default:
return false;
}
}
} // namespace Service::Audio
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