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HW: Move AudioInterface variables to Core::System.

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Admiral H. Curtiss 2022-09-09 04:13:43 +02:00
parent 426b5b1927
commit 001fe8f94d
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GPG key ID: F051B4C4044F33FB
4 changed files with 156 additions and 88 deletions
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213
Source/Core/Core/HW/AudioInterface.cpp
View file

@ -109,48 +109,61 @@ union AIVR
u32 hex = 0;
};
// STATE_TO_SAVE
// Registers
static AICR s_control;
static AIVR s_volume;
static u32 s_sample_counter = 0;
static u32 s_interrupt_timing = 0;
struct AudioInterfaceState::Data
{
// Registers
AICR control;
AIVR volume;
static u64 s_last_cpu_time = 0;
static u64 s_cpu_cycles_per_sample = 0;
u32 sample_counter = 0;
u32 interrupt_timing = 0;
static u32 s_ais_sample_rate_divisor = Mixer::FIXED_SAMPLE_RATE_DIVIDEND / 48000;
static u32 s_aid_sample_rate_divisor = Mixer::FIXED_SAMPLE_RATE_DIVIDEND / 32000;
u64 last_cpu_time = 0;
u64 cpu_cycles_per_sample = 0;
u32 ais_sample_rate_divisor = Mixer::FIXED_SAMPLE_RATE_DIVIDEND / 48000;
u32 aid_sample_rate_divisor = Mixer::FIXED_SAMPLE_RATE_DIVIDEND / 32000;
CoreTiming::EventType* event_type_ai;
};
AudioInterfaceState::AudioInterfaceState() : m_data(std::make_unique<Data>())
{
}
AudioInterfaceState::~AudioInterfaceState() = default;
void DoState(PointerWrap& p)
{
p.DoPOD(s_control);
p.DoPOD(s_volume);
p.Do(s_sample_counter);
p.Do(s_interrupt_timing);
p.Do(s_last_cpu_time);
p.Do(s_ais_sample_rate_divisor);
p.Do(s_aid_sample_rate_divisor);
p.Do(s_cpu_cycles_per_sample);
auto& system = Core::System::GetInstance();
auto& state = system.GetAudioInterfaceState().GetData();
p.DoPOD(state.control);
p.DoPOD(state.volume);
p.Do(state.sample_counter);
p.Do(state.interrupt_timing);
p.Do(state.last_cpu_time);
p.Do(state.ais_sample_rate_divisor);
p.Do(state.aid_sample_rate_divisor);
p.Do(state.cpu_cycles_per_sample);
SoundStream* sound_stream = system.GetSoundStream();
sound_stream->GetMixer()->DoState(p);
}
namespace
{
CoreTiming::EventType* event_type_ai;
void UpdateInterrupts()
{
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
ProcessorInterface::SetInterrupt(ProcessorInterface::INT_CAUSE_AI,
s_control.AIINT & s_control.AIINTMSK);
state.control.AIINT & state.control.AIINTMSK);
}
void GenerateAudioInterrupt()
{
s_control.AIINT = 1;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
state.control.AIINT = 1;
UpdateInterrupts();
}
@ -159,23 +172,27 @@ void IncreaseSampleCount(const u32 amount)
if (!IsPlaying())
return;
const u32 old_sample_counter = s_sample_counter + 1;
s_sample_counter += amount;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
if ((s_interrupt_timing - old_sample_counter) <= (s_sample_counter - old_sample_counter))
const u32 old_sample_counter = state.sample_counter + 1;
state.sample_counter += amount;
if ((state.interrupt_timing - old_sample_counter) <= (state.sample_counter - old_sample_counter))
{
DEBUG_LOG_FMT(AUDIO_INTERFACE,
"GenerateAudioInterrupt {:08x}:{:08x} at PC {:08x} s_control.AIINTVLD={}",
s_sample_counter, s_interrupt_timing, PowerPC::ppcState.pc, s_control.AIINTVLD);
DEBUG_LOG_FMT(
AUDIO_INTERFACE, "GenerateAudioInterrupt {:08x}:{:08x} at PC {:08x} control.AIINTVLD={}",
state.sample_counter, state.interrupt_timing, PowerPC::ppcState.pc, state.control.AIINTVLD);
GenerateAudioInterrupt();
}
}
int GetAIPeriod()
{
u64 period = s_cpu_cycles_per_sample * (s_interrupt_timing - s_sample_counter);
u64 s_period =
s_cpu_cycles_per_sample * Mixer::FIXED_SAMPLE_RATE_DIVIDEND / s_ais_sample_rate_divisor;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
u64 period = state.cpu_cycles_per_sample * (state.interrupt_timing - state.sample_counter);
u64 s_period = state.cpu_cycles_per_sample * Mixer::FIXED_SAMPLE_RATE_DIVIDEND /
state.ais_sample_rate_divisor;
if (period == 0)
return static_cast<int>(s_period);
return static_cast<int>(std::min(period, s_period));
@ -186,65 +203,73 @@ void Update(u64 userdata, s64 cycles_late)
if (!IsPlaying())
return;
const u64 diff = CoreTiming::GetTicks() - s_last_cpu_time;
if (diff > s_cpu_cycles_per_sample)
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
const u64 diff = CoreTiming::GetTicks() - state.last_cpu_time;
if (diff > state.cpu_cycles_per_sample)
{
const u32 samples = static_cast<u32>(diff / s_cpu_cycles_per_sample);
s_last_cpu_time += samples * s_cpu_cycles_per_sample;
const u32 samples = static_cast<u32>(diff / state.cpu_cycles_per_sample);
state.last_cpu_time += samples * state.cpu_cycles_per_sample;
IncreaseSampleCount(samples);
}
CoreTiming::ScheduleEvent(GetAIPeriod() - cycles_late, event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod() - cycles_late, state.event_type_ai);
}
void SetAIDSampleRate(SampleRate sample_rate)
{
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
if (sample_rate == SampleRate::AI32KHz)
{
s_control.AIDFR = AID_32KHz;
s_aid_sample_rate_divisor = Get32KHzSampleRateDivisor();
state.control.AIDFR = AID_32KHz;
state.aid_sample_rate_divisor = Get32KHzSampleRateDivisor();
}
else
{
s_control.AIDFR = AID_48KHz;
s_aid_sample_rate_divisor = Get48KHzSampleRateDivisor();
state.control.AIDFR = AID_48KHz;
state.aid_sample_rate_divisor = Get48KHzSampleRateDivisor();
}
SoundStream* sound_stream = Core::System::GetInstance().GetSoundStream();
sound_stream->GetMixer()->SetDMAInputSampleRateDivisor(s_aid_sample_rate_divisor);
sound_stream->GetMixer()->SetDMAInputSampleRateDivisor(state.aid_sample_rate_divisor);
}
void SetAISSampleRate(SampleRate sample_rate)
{
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
if (sample_rate == SampleRate::AI32KHz)
{
s_control.AISFR = AIS_32KHz;
s_ais_sample_rate_divisor = Get32KHzSampleRateDivisor();
state.control.AISFR = AIS_32KHz;
state.ais_sample_rate_divisor = Get32KHzSampleRateDivisor();
}
else
{
s_control.AISFR = AIS_48KHz;
s_ais_sample_rate_divisor = Get48KHzSampleRateDivisor();
state.control.AISFR = AIS_48KHz;
state.ais_sample_rate_divisor = Get48KHzSampleRateDivisor();
}
s_cpu_cycles_per_sample = static_cast<u64>(SystemTimers::GetTicksPerSecond()) *
s_ais_sample_rate_divisor / Mixer::FIXED_SAMPLE_RATE_DIVIDEND;
state.cpu_cycles_per_sample = static_cast<u64>(SystemTimers::GetTicksPerSecond()) *
state.ais_sample_rate_divisor / Mixer::FIXED_SAMPLE_RATE_DIVIDEND;
SoundStream* sound_stream = Core::System::GetInstance().GetSoundStream();
sound_stream->GetMixer()->SetStreamInputSampleRateDivisor(s_ais_sample_rate_divisor);
sound_stream->GetMixer()->SetStreamInputSampleRateDivisor(state.ais_sample_rate_divisor);
}
} // namespace
void Init()
{
s_control.hex = 0;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
state.control.hex = 0;
SetAISSampleRate(SampleRate::AI48KHz);
SetAIDSampleRate(SampleRate::AI32KHz);
s_volume.hex = 0;
s_sample_counter = 0;
s_interrupt_timing = 0;
state.volume.hex = 0;
state.sample_counter = 0;
state.interrupt_timing = 0;
s_last_cpu_time = 0;
state.last_cpu_time = 0;
event_type_ai = CoreTiming::RegisterEvent("AICallback", Update);
state.event_type_ai = CoreTiming::RegisterEvent("AICallback", Update);
}
void Shutdown()
@ -253,25 +278,28 @@ void Shutdown()
void RegisterMMIO(MMIO::Mapping* mmio, u32 base)
{
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
mmio->Register(
base | AI_CONTROL_REGISTER, MMIO::DirectRead<u32>(&s_control.hex),
base | AI_CONTROL_REGISTER, MMIO::DirectRead<u32>(&state.control.hex),
MMIO::ComplexWrite<u32>([](u32, u32 val) {
const AICR tmp_ai_ctrl(val);
if (s_control.AIINTMSK != tmp_ai_ctrl.AIINTMSK)
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
if (state.control.AIINTMSK != tmp_ai_ctrl.AIINTMSK)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Change AIINTMSK to {}", tmp_ai_ctrl.AIINTMSK);
s_control.AIINTMSK = tmp_ai_ctrl.AIINTMSK;
state.control.AIINTMSK = tmp_ai_ctrl.AIINTMSK;
}
if (s_control.AIINTVLD != tmp_ai_ctrl.AIINTVLD)
if (state.control.AIINTVLD != tmp_ai_ctrl.AIINTVLD)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Change AIINTVLD to {}", tmp_ai_ctrl.AIINTVLD);
s_control.AIINTVLD = tmp_ai_ctrl.AIINTVLD;
state.control.AIINTVLD = tmp_ai_ctrl.AIINTVLD;
}
// Set frequency of streaming audio
if (tmp_ai_ctrl.AISFR != s_control.AISFR)
if (tmp_ai_ctrl.AISFR != state.control.AISFR)
{
// AISFR rates below are intentionally inverted wrt yagcd
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Change AISFR to {}",
@ -280,7 +308,7 @@ void RegisterMMIO(MMIO::Mapping* mmio, u32 base)
}
// Set frequency of DMA
if (tmp_ai_ctrl.AIDFR != s_control.AIDFR)
if (tmp_ai_ctrl.AIDFR != state.control.AIDFR)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Change AIDFR to {}",
tmp_ai_ctrl.AIDFR ? "32khz" : "48khz");
@ -288,64 +316,70 @@ void RegisterMMIO(MMIO::Mapping* mmio, u32 base)
}
// Streaming counter
if (tmp_ai_ctrl.PSTAT != s_control.PSTAT)
if (tmp_ai_ctrl.PSTAT != state.control.PSTAT)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "{} streaming audio",
tmp_ai_ctrl.PSTAT ? "start" : "stop");
s_control.PSTAT = tmp_ai_ctrl.PSTAT;
s_last_cpu_time = CoreTiming::GetTicks();
state.control.PSTAT = tmp_ai_ctrl.PSTAT;
state.last_cpu_time = CoreTiming::GetTicks();
CoreTiming::RemoveEvent(event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), event_type_ai);
CoreTiming::RemoveEvent(state.event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), state.event_type_ai);
}
// AI Interrupt
if (tmp_ai_ctrl.AIINT)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Clear AIS Interrupt");
s_control.AIINT = 0;
state.control.AIINT = 0;
}
// Sample Count Reset
if (tmp_ai_ctrl.SCRESET)
{
DEBUG_LOG_FMT(AUDIO_INTERFACE, "Reset AIS sample counter");
s_sample_counter = 0;
state.sample_counter = 0;
s_last_cpu_time = CoreTiming::GetTicks();
state.last_cpu_time = CoreTiming::GetTicks();
}
UpdateInterrupts();
}));
mmio->Register(base | AI_VOLUME_REGISTER, MMIO::DirectRead<u32>(&s_volume.hex),
mmio->Register(base | AI_VOLUME_REGISTER, MMIO::DirectRead<u32>(&state.volume.hex),
MMIO::ComplexWrite<u32>([](u32, u32 val) {
s_volume.hex = val;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
state.volume.hex = val;
auto& system = Core::System::GetInstance();
SoundStream* sound_stream = system.GetSoundStream();
sound_stream->GetMixer()->SetStreamingVolume(s_volume.left, s_volume.right);
sound_stream->GetMixer()->SetStreamingVolume(state.volume.left,
state.volume.right);
}));
mmio->Register(base | AI_SAMPLE_COUNTER, MMIO::ComplexRead<u32>([](u32) {
const u64 cycles_streamed =
IsPlaying() ? (CoreTiming::GetTicks() - s_last_cpu_time) : s_last_cpu_time;
return s_sample_counter +
static_cast<u32>(cycles_streamed / s_cpu_cycles_per_sample);
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
const u64 cycles_streamed = IsPlaying() ?
(CoreTiming::GetTicks() - state.last_cpu_time) :
state.last_cpu_time;
return state.sample_counter +
static_cast<u32>(cycles_streamed / state.cpu_cycles_per_sample);
}),
MMIO::ComplexWrite<u32>([](u32, u32 val) {
s_sample_counter = val;
s_last_cpu_time = CoreTiming::GetTicks();
CoreTiming::RemoveEvent(event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), event_type_ai);
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
state.sample_counter = val;
state.last_cpu_time = CoreTiming::GetTicks();
CoreTiming::RemoveEvent(state.event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), state.event_type_ai);
}));
mmio->Register(base | AI_INTERRUPT_TIMING, MMIO::DirectRead<u32>(&s_interrupt_timing),
mmio->Register(base | AI_INTERRUPT_TIMING, MMIO::DirectRead<u32>(&state.interrupt_timing),
MMIO::ComplexWrite<u32>([](u32, u32 val) {
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
DEBUG_LOG_FMT(AUDIO_INTERFACE, "AI_INTERRUPT_TIMING={:08x} at PC: {:08x}", val,
PowerPC::ppcState.pc);
s_interrupt_timing = val;
CoreTiming::RemoveEvent(event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), event_type_ai);
state.interrupt_timing = val;
CoreTiming::RemoveEvent(state.event_type_ai);
CoreTiming::ScheduleEvent(GetAIPeriod(), state.event_type_ai);
}));
}
@ -356,17 +390,20 @@ void GenerateAISInterrupt()
bool IsPlaying()
{
return (s_control.PSTAT == 1);
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
return (state.control.PSTAT == 1);
}
u32 GetAIDSampleRateDivisor()
{
return s_aid_sample_rate_divisor;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
return state.aid_sample_rate_divisor;
}
u32 GetAISSampleRateDivisor()
{
return s_ais_sample_rate_divisor;
auto& state = Core::System::GetInstance().GetAudioInterfaceState().GetData();
return state.ais_sample_rate_divisor;
}
u32 Get32KHzSampleRateDivisor()

19
Source/Core/Core/HW/AudioInterface.h
View file

@ -5,6 +5,8 @@
#pragma once
#include <memory>
#include "Common/CommonTypes.h"
class PointerWrap;
@ -15,6 +17,23 @@ class Mapping;
namespace AudioInterface
{
class AudioInterfaceState
{
public:
AudioInterfaceState();
AudioInterfaceState(const AudioInterfaceState&) = delete;
AudioInterfaceState(AudioInterfaceState&&) = delete;
AudioInterfaceState& operator=(const AudioInterfaceState&) = delete;
AudioInterfaceState& operator=(AudioInterfaceState&&) = delete;
~AudioInterfaceState();
struct Data;
Data& GetData() { return *m_data; }
private:
std::unique_ptr<Data> m_data;
};
void Init();
void Shutdown();
void DoState(PointerWrap& p);

7
Source/Core/Core/System.cpp
View file

@ -7,6 +7,7 @@
#include "AudioCommon/SoundStream.h"
#include "Core/Config/MainSettings.h"
#include "Core/HW/AudioInterface.h"
#include "Core/HW/DVD/DVDInterface.h"
#include "Core/HW/DVD/DVDThread.h"
@ -18,6 +19,7 @@ struct System::Impl
bool m_sound_stream_running = false;
bool m_audio_dump_started = false;
AudioInterface::AudioInterfaceState m_audio_interface_state;
DVDInterface::DVDInterfaceState m_dvd_interface_state;
DVDThread::DVDThreadState m_dvd_thread_state;
};
@ -64,6 +66,11 @@ void System::SetAudioDumpStarted(bool started)
m_impl->m_audio_dump_started = started;
}
AudioInterface::AudioInterfaceState& System::GetAudioInterfaceState() const
{
return m_impl->m_audio_interface_state;
}
DVDInterface::DVDInterfaceState& System::GetDVDInterfaceState() const
{
return m_impl->m_dvd_interface_state;

5
Source/Core/Core/System.h
View file

@ -7,6 +7,10 @@
class SoundStream;
namespace AudioInterface
{
class AudioInterfaceState;
};
namespace DVDInterface
{
class DVDInterfaceState;
@ -49,6 +53,7 @@ public:
bool IsAudioDumpStarted() const;
void SetAudioDumpStarted(bool started);
AudioInterface::AudioInterfaceState& GetAudioInterfaceState() const;
DVDInterface::DVDInterfaceState& GetDVDInterfaceState() const;
DVDThread::DVDThreadState& GetDVDThreadState() const;