mirror of
https://github.com/starr-dusT/yuzu-mainline
synced 2024-03-05 21:12:25 -08:00
963aedd8cc
Previously there was a split where some of the services were in the Service namespace and others were not.
85 lines
3.0 KiB
C++
85 lines
3.0 KiB
C++
// Copyright 2016 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <memory>
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#include <string>
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#include "audio_core/audio_core.h"
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#include "audio_core/hle/dsp.h"
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#include "audio_core/hle/pipe.h"
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#include "audio_core/null_sink.h"
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#include "audio_core/sink.h"
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#include "audio_core/sink_details.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/vm_manager.h"
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#include "core/hle/service/dsp_dsp.h"
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namespace AudioCore {
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// Audio Ticks occur about every 5 miliseconds.
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static int tick_event; ///< CoreTiming event
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static constexpr u64 audio_frame_ticks = 1310252ull; ///< Units: ARM11 cycles
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static void AudioTickCallback(u64 /*userdata*/, int cycles_late) {
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if (DSP::HLE::Tick()) {
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// TODO(merry): Signal all the other interrupts as appropriate.
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Service::DSP_DSP::SignalPipeInterrupt(DSP::HLE::DspPipe::Audio);
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// HACK(merry): Added to prevent regressions. Will remove soon.
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Service::DSP_DSP::SignalPipeInterrupt(DSP::HLE::DspPipe::Binary);
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}
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// Reschedule recurrent event
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CoreTiming::ScheduleEvent(audio_frame_ticks - cycles_late, tick_event);
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}
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void Init() {
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DSP::HLE::Init();
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tick_event = CoreTiming::RegisterEvent("AudioCore::tick_event", AudioTickCallback);
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CoreTiming::ScheduleEvent(audio_frame_ticks, tick_event);
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}
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void AddAddressSpace(Kernel::VMManager& address_space) {
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auto r0_vma = address_space
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.MapBackingMemory(DSP::HLE::region0_base,
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reinterpret_cast<u8*>(&DSP::HLE::g_regions[0]),
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sizeof(DSP::HLE::SharedMemory), Kernel::MemoryState::IO)
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.MoveFrom();
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address_space.Reprotect(r0_vma, Kernel::VMAPermission::ReadWrite);
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auto r1_vma = address_space
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.MapBackingMemory(DSP::HLE::region1_base,
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reinterpret_cast<u8*>(&DSP::HLE::g_regions[1]),
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sizeof(DSP::HLE::SharedMemory), Kernel::MemoryState::IO)
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.MoveFrom();
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address_space.Reprotect(r1_vma, Kernel::VMAPermission::ReadWrite);
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}
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void SelectSink(std::string sink_id) {
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auto iter =
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std::find_if(g_sink_details.begin(), g_sink_details.end(),
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[sink_id](const auto& sink_detail) { return sink_detail.id == sink_id; });
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if (sink_id == "auto" || iter == g_sink_details.end()) {
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if (sink_id != "auto") {
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LOG_ERROR(Audio, "AudioCore::SelectSink given invalid sink_id %s", sink_id.c_str());
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}
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// Auto-select.
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// g_sink_details is ordered in terms of desirability, with the best choice at the front.
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iter = g_sink_details.begin();
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}
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DSP::HLE::SetSink(iter->factory());
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}
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void EnableStretching(bool enable) {
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DSP::HLE::EnableStretching(enable);
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}
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void Shutdown() {
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CoreTiming::UnscheduleEvent(tick_event, 0);
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DSP::HLE::Shutdown();
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}
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} // namespace AudioCore
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