1 files changed, 0 insertions, 177 deletions

diff --git a/src/audio_core/hle/pipe.cpp b/src/audio_core/hle/pipe.cpp
deleted file mode 100644
index 24074a514..000000000
--- a/src/audio_core/hle/pipe.cpp
+++ /dev/null
@@ -1,177 +0,0 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <array>
-#include <vector>
-#include "audio_core/hle/dsp.h"
-#include "audio_core/hle/pipe.h"
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "common/logging/log.h"
-#include "core/hle/service/dsp_dsp.h"
-
-namespace DSP {
-namespace HLE {
-
-static DspState dsp_state = DspState::Off;
-
-static std::array<std::vector<u8>, NUM_DSP_PIPE> pipe_data;
-
-void ResetPipes() {
-    for (auto& data : pipe_data) {
-        data.clear();
-    }
-    dsp_state = DspState::Off;
-}
-
-std::vector<u8> PipeRead(DspPipe pipe_number, u32 length) {
-    const size_t pipe_index = static_cast<size_t>(pipe_number);
-
-    if (pipe_index >= NUM_DSP_PIPE) {
-        LOG_ERROR(Audio_DSP, "pipe_number = %zu invalid", pipe_index);
-        return {};
-    }
-
-    if (length > UINT16_MAX) { // Can only read at most UINT16_MAX from the pipe
-        LOG_ERROR(Audio_DSP, "length of %u greater than max of %u", length, UINT16_MAX);
-        return {};
-    }
-
-    std::vector<u8>& data = pipe_data[pipe_index];
-
-    if (length > data.size()) {
-        LOG_WARNING(
-            Audio_DSP,
-            "pipe_number = %zu is out of data, application requested read of %u but %zu remain",
-            pipe_index, length, data.size());
-        length = static_cast<u32>(data.size());
-    }
-
-    if (length == 0)
-        return {};
-
-    std::vector<u8> ret(data.begin(), data.begin() + length);
-    data.erase(data.begin(), data.begin() + length);
-    return ret;
-}
-
-size_t GetPipeReadableSize(DspPipe pipe_number) {
-    const size_t pipe_index = static_cast<size_t>(pipe_number);
-
-    if (pipe_index >= NUM_DSP_PIPE) {
-        LOG_ERROR(Audio_DSP, "pipe_number = %zu invalid", pipe_index);
-        return 0;
-    }
-
-    return pipe_data[pipe_index].size();
-}
-
-static void WriteU16(DspPipe pipe_number, u16 value) {
-    const size_t pipe_index = static_cast<size_t>(pipe_number);
-
-    std::vector<u8>& data = pipe_data.at(pipe_index);
-    // Little endian
-    data.emplace_back(value & 0xFF);
-    data.emplace_back(value >> 8);
-}
-
-static void AudioPipeWriteStructAddresses() {
-    // These struct addresses are DSP dram addresses.
-    // See also: DSP_DSP::ConvertProcessAddressFromDspDram
-    static const std::array<u16, 15> struct_addresses = {
-        0x8000 + offsetof(SharedMemory, frame_counter) / 2,
-        0x8000 + offsetof(SharedMemory, source_configurations) / 2,
-        0x8000 + offsetof(SharedMemory, source_statuses) / 2,
-        0x8000 + offsetof(SharedMemory, adpcm_coefficients) / 2,
-        0x8000 + offsetof(SharedMemory, dsp_configuration) / 2,
-        0x8000 + offsetof(SharedMemory, dsp_status) / 2,
-        0x8000 + offsetof(SharedMemory, final_samples) / 2,
-        0x8000 + offsetof(SharedMemory, intermediate_mix_samples) / 2,
-        0x8000 + offsetof(SharedMemory, compressor) / 2,
-        0x8000 + offsetof(SharedMemory, dsp_debug) / 2,
-        0x8000 + offsetof(SharedMemory, unknown10) / 2,
-        0x8000 + offsetof(SharedMemory, unknown11) / 2,
-        0x8000 + offsetof(SharedMemory, unknown12) / 2,
-        0x8000 + offsetof(SharedMemory, unknown13) / 2,
-        0x8000 + offsetof(SharedMemory, unknown14) / 2,
-    };
-
-    // Begin with a u16 denoting the number of structs.
-    WriteU16(DspPipe::Audio, static_cast<u16>(struct_addresses.size()));
-    // Then write the struct addresses.
-    for (u16 addr : struct_addresses) {
-        WriteU16(DspPipe::Audio, addr);
-    }
-    // Signal that we have data on this pipe.
-    Service::DSP_DSP::SignalPipeInterrupt(DspPipe::Audio);
-}
-
-void PipeWrite(DspPipe pipe_number, const std::vector<u8>& buffer) {
-    switch (pipe_number) {
-    case DspPipe::Audio: {
-        if (buffer.size() != 4) {
-            LOG_ERROR(Audio_DSP, "DspPipe::Audio: Unexpected buffer length %zu was written",
-                      buffer.size());
-            return;
-        }
-
-        enum class StateChange {
-            Initialize = 0,
-            Shutdown = 1,
-            Wakeup = 2,
-            Sleep = 3,
-        };
-
-        // The difference between Initialize and Wakeup is that Input state is maintained
-        // when sleeping but isn't when turning it off and on again. (TODO: Implement this.)
-        // Waking up from sleep garbles some of the structs in the memory region. (TODO:
-        // Implement this.) Applications store away the state of these structs before
-        // sleeping and reset it back after wakeup on behalf of the DSP.
-
-        switch (static_cast<StateChange>(buffer[0])) {
-        case StateChange::Initialize:
-            LOG_INFO(Audio_DSP, "Application has requested initialization of DSP hardware");
-            ResetPipes();
-            AudioPipeWriteStructAddresses();
-            dsp_state = DspState::On;
-            break;
-        case StateChange::Shutdown:
-            LOG_INFO(Audio_DSP, "Application has requested shutdown of DSP hardware");
-            dsp_state = DspState::Off;
-            break;
-        case StateChange::Wakeup:
-            LOG_INFO(Audio_DSP, "Application has requested wakeup of DSP hardware");
-            ResetPipes();
-            AudioPipeWriteStructAddresses();
-            dsp_state = DspState::On;
-            break;
-        case StateChange::Sleep:
-            LOG_INFO(Audio_DSP, "Application has requested sleep of DSP hardware");
-            UNIMPLEMENTED();
-            dsp_state = DspState::Sleeping;
-            break;
-        default:
-            LOG_ERROR(Audio_DSP,
-                      "Application has requested unknown state transition of DSP hardware %hhu",
-                      buffer[0]);
-            dsp_state = DspState::Off;
-            break;
-        }
-
-        return;
-    }
-    default:
-        LOG_CRITICAL(Audio_DSP, "pipe_number = %zu unimplemented",
-                     static_cast<size_t>(pipe_number));
-        UNIMPLEMENTED();
-        return;
-    }
-}
-
-DspState GetDspState() {
-    return dsp_state;
-}
-
-} // namespace HLE
-} // namespace DSP