Remove more 3DS-specific code.

7 files changed, 2 insertions, 1414 deletions

diff --git a/src/citra_qt/debugger/graphics/graphics.cpp b/src/citra_qt/debugger/graphics/graphics.cpp
index 6a76adeae..8154363a2 100644
--- a/src/citra_qt/debugger/graphics/graphics.cpp
+++ b/src/citra_qt/debugger/graphics/graphics.cpp
@@ -6,7 +6,7 @@
 #include "citra_qt/debugger/graphics/graphics.h"
 #include "citra_qt/util/util.h"
 
-extern GraphicsDebugger g_debugger;
+GraphicsDebugger g_debugger;
 
 GPUCommandStreamItemModel::GPUCommandStreamItemModel(QObject* parent)
     : QAbstractListModel(parent), command_count(0) {
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 7606e50fc..8fa12bef3 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -50,7 +50,6 @@ set(SRCS
             hle/romfs.cpp
             hle/service/dsp_dsp.cpp
             hle/service/gsp_gpu.cpp
-            hle/service/gsp_lcd.cpp
             hle/service/hid/hid.cpp
             hle/service/service.cpp
             hle/service/sm/sm.cpp
@@ -139,7 +138,6 @@ set(HEADERS
             hle/romfs.h
             hle/service/dsp_dsp.h
             hle/service/gsp_gpu.h
-            hle/service/gsp_lcd.h
             hle/service/hid/hid.h
             hle/service/service.h
             hle/service/sm/sm.h
diff --git a/src/core/hle/service/dsp_dsp.cpp b/src/core/hle/service/dsp_dsp.cpp
index 42f8950f9..7eb1a01b7 100644
--- a/src/core/hle/service/dsp_dsp.cpp
+++ b/src/core/hle/service/dsp_dsp.cpp
@@ -2,605 +2,24 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <algorithm>
-#include <array>
-#include <cinttypes>
 #include "audio_core/hle/pipe.h"
-#include "common/assert.h"
-#include "common/hash.h"
-#include "common/logging/log.h"
-#include "core/hle/ipc.h"
-#include "core/hle/kernel/event.h"
-#include "core/hle/kernel/handle_table.h"
-#include "core/hle/result.h"
 #include "core/hle/service/dsp_dsp.h"
-#include "core/memory.h"
 
 using DspPipe = DSP::HLE::DspPipe;
 
 namespace Service {
 namespace DSP_DSP {
 
-static Kernel::SharedPtr<Kernel::Event> semaphore_event;
-
-/// There are three types of interrupts
-enum class InterruptType { Zero, One, Pipe };
-constexpr size_t NUM_INTERRUPT_TYPE = 3;
-
-class InterruptEvents final {
-public:
-    void Signal(InterruptType type, DspPipe pipe) {
-        Kernel::SharedPtr<Kernel::Event>& event = Get(type, pipe);
-        if (event) {
-            event->Signal();
-        }
-    }
-
-    Kernel::SharedPtr<Kernel::Event>& Get(InterruptType type, DspPipe dsp_pipe) {
-        switch (type) {
-        case InterruptType::Zero:
-            return zero;
-        case InterruptType::One:
-            return one;
-        case InterruptType::Pipe: {
-            const size_t pipe_index = static_cast<size_t>(dsp_pipe);
-            ASSERT(pipe_index < DSP::HLE::NUM_DSP_PIPE);
-            return pipe[pipe_index];
-        }
-        }
-
-        UNREACHABLE_MSG("Invalid interrupt type = %zu", static_cast<size_t>(type));
-    }
-
-    bool HasTooManyEventsRegistered() const {
-        // Actual service implementation only has 6 'slots' for interrupts.
-        constexpr size_t max_number_of_interrupt_events = 6;
-
-        size_t number =
-            std::count_if(pipe.begin(), pipe.end(), [](const auto& evt) { return evt != nullptr; });
-
-        if (zero != nullptr)
-            number++;
-        if (one != nullptr)
-            number++;
-
-        return number >= max_number_of_interrupt_events;
-    }
-
-private:
-    /// Currently unknown purpose
-    Kernel::SharedPtr<Kernel::Event> zero = nullptr;
-    /// Currently unknown purpose
-    Kernel::SharedPtr<Kernel::Event> one = nullptr;
-    /// Each DSP pipe has an associated interrupt
-    std::array<Kernel::SharedPtr<Kernel::Event>, DSP::HLE::NUM_DSP_PIPE> pipe = {{}};
-};
-
-static InterruptEvents interrupt_events;
-
-// DSP Interrupts:
-// The audio-pipe interrupt occurs every frame tick. Userland programs normally have a thread
-// that's waiting for an interrupt event. Immediately after this interrupt event, userland
-// normally updates the state in the next region and increments the relevant frame counter by
-// two.
 void SignalPipeInterrupt(DspPipe pipe) {
-    interrupt_events.Signal(InterruptType::Pipe, pipe);
-}
-
-/**
- * DSP_DSP::ConvertProcessAddressFromDspDram service function
- *  Inputs:
- *      1 : Address
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : (inaddr << 1) + 0x1FF40000 (where 0x1FF00000 is the DSP RAM address)
- */
-static void ConvertProcessAddressFromDspDram(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 addr = cmd_buff[1];
-
-    cmd_buff[0] = IPC::MakeHeader(0xC, 2, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    // TODO(merry): There is a per-region offset missing in this calculation (that seems to be
-    // always zero).
-    cmd_buff[2] = (addr << 1) + (Memory::DSP_RAM_VADDR + 0x40000);
-
-    LOG_DEBUG(Service_DSP, "addr=0x%08X", addr);
-}
-
-/**
- * DSP_DSP::LoadComponent service function
- *  Inputs:
- *      1 : Size
- *      2 : Program mask (observed only half word used)
- *      3 : Data mask (observed only half word used)
- *      4 : (size << 4) | 0xA
- *      5 : Buffer address
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : Component loaded, 0 on not loaded, 1 on loaded
- */
-static void LoadComponent(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 size = cmd_buff[1];
-    u32 prog_mask = cmd_buff[2];
-    u32 data_mask = cmd_buff[3];
-    u32 desc = cmd_buff[4];
-    u32 buffer = cmd_buff[5];
-
-    cmd_buff[0] = IPC::MakeHeader(0x11, 2, 2);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    cmd_buff[2] = 1;                  // Pretend that we actually loaded the DSP firmware
-    cmd_buff[3] = desc;
-    cmd_buff[4] = buffer;
-
-    // TODO(bunnei): Implement real DSP firmware loading
-
-    ASSERT(Memory::IsValidVirtualAddress(buffer));
-
-    std::vector<u8> component_data(size);
-    Memory::ReadBlock(buffer, component_data.data(), component_data.size());
-
-    LOG_INFO(Service_DSP, "Firmware hash: %#" PRIx64,
-             Common::ComputeHash64(component_data.data(), component_data.size()));
-    // Some versions of the firmware have the location of DSP structures listed here.
-    if (size > 0x37C) {
-        LOG_INFO(Service_DSP, "Structures hash: %#" PRIx64,
-                 Common::ComputeHash64(component_data.data() + 0x340, 60));
-    }
-
-    LOG_WARNING(Service_DSP,
-                "(STUBBED) called size=0x%X, prog_mask=0x%08X, data_mask=0x%08X, buffer=0x%08X",
-                size, prog_mask, data_mask, buffer);
-}
-
-/**
- * DSP_DSP::GetSemaphoreEventHandle service function
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      3 : Semaphore event handle
- */
-static void GetSemaphoreEventHandle(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    cmd_buff[0] = IPC::MakeHeader(0x16, 1, 2);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    // cmd_buff[2] not set
-    cmd_buff[3] = Kernel::g_handle_table.Create(semaphore_event).Unwrap(); // Event handle
-
-    LOG_WARNING(Service_DSP, "(STUBBED) called");
-}
-
-/**
- * DSP_DSP::FlushDataCache service function
- *
- * This Function is a no-op, We aren't emulating the CPU cache any time soon.
- *
- *  Inputs:
- *      1 : Address
- *      2 : Size
- *      3 : Value 0, some descriptor for the KProcess Handle
- *      4 : KProcess handle
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void FlushDataCache(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 address = cmd_buff[1];
-    u32 size = cmd_buff[2];
-    u32 process = cmd_buff[4];
-
-    cmd_buff[0] = IPC::MakeHeader(0x13, 1, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_TRACE(Service_DSP, "called address=0x%08X, size=0x%X, process=0x%08X", address, size,
-              process);
 }
 
-/**
- * DSP_DSP::RegisterInterruptEvents service function
- *  Inputs:
- *      1 : Interrupt Type
- *      2 : Pipe Number
- *      4 : Interrupt event handle
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void RegisterInterruptEvents(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 type_index = cmd_buff[1];
-    u32 pipe_index = cmd_buff[2];
-    u32 event_handle = cmd_buff[4];
-
-    ASSERT_MSG(type_index < NUM_INTERRUPT_TYPE && pipe_index < DSP::HLE::NUM_DSP_PIPE,
-               "Invalid type or pipe: type = %u, pipe = %u", type_index, pipe_index);
-
-    InterruptType type = static_cast<InterruptType>(cmd_buff[1]);
-    DspPipe pipe = static_cast<DspPipe>(cmd_buff[2]);
-
-    cmd_buff[0] = IPC::MakeHeader(0x15, 1, 0);
-
-    if (event_handle) {
-        auto evt = Kernel::g_handle_table.Get<Kernel::Event>(cmd_buff[4]);
-
-        if (!evt) {
-            LOG_INFO(Service_DSP, "Invalid event handle! type=%u, pipe=%u, event_handle=0x%08X",
-                     type_index, pipe_index, event_handle);
-            ASSERT(false); // TODO: This should really be handled at an IPC translation layer.
-        }
-
-        if (interrupt_events.HasTooManyEventsRegistered()) {
-            LOG_INFO(Service_DSP, "Ran out of space to register interrupts (Attempted to register "
-                                  "type=%u, pipe=%u, event_handle=0x%08X)",
-                     type_index, pipe_index, event_handle);
-            cmd_buff[1] = ResultCode(ErrorDescription::InvalidResultValue, ErrorModule::DSP,
-                                     ErrorSummary::OutOfResource, ErrorLevel::Status)
-                              .raw;
-            return;
-        }
-
-        interrupt_events.Get(type, pipe) = evt;
-        LOG_INFO(Service_DSP, "Registered type=%u, pipe=%u, event_handle=0x%08X", type_index,
-                 pipe_index, event_handle);
-        cmd_buff[1] = RESULT_SUCCESS.raw;
-    } else {
-        interrupt_events.Get(type, pipe) = nullptr;
-        LOG_INFO(Service_DSP, "Unregistered interrupt=%u, channel=%u, event_handle=0x%08X",
-                 type_index, pipe_index, event_handle);
-        cmd_buff[1] = RESULT_SUCCESS.raw;
-    }
-}
-
-/**
- * DSP_DSP::SetSemaphore service function
- *  Inputs:
- *      1 : Unknown (observed only half word used)
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void SetSemaphore(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    cmd_buff[0] = IPC::MakeHeader(0x7, 1, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_WARNING(Service_DSP, "(STUBBED) called");
-}
-
-/**
- * DSP_DSP::WriteProcessPipe service function
- *  Inputs:
- *      1 : Pipe Number
- *      2 : Size
- *      3 : (size << 14) | 0x402
- *      4 : Buffer
- *  Outputs:
- *      0 : Return header
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void WriteProcessPipe(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 pipe_index = cmd_buff[1];
-    u32 size = cmd_buff[2];
-    u32 buffer = cmd_buff[4];
-
-    DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
-
-    if (IPC::StaticBufferDesc(size, 1) != cmd_buff[3]) {
-        LOG_ERROR(Service_DSP, "IPC static buffer descriptor failed validation (0x%X). pipe=%u, "
-                               "size=0x%X, buffer=0x%08X",
-                  cmd_buff[3], pipe_index, size, buffer);
-        cmd_buff[0] = IPC::MakeHeader(0, 1, 0);
-        cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
-        return;
-    }
-
-    ASSERT_MSG(Memory::IsValidVirtualAddress(buffer),
-               "Invalid Buffer: pipe=%u, size=0x%X, buffer=0x%08X", pipe, size, buffer);
-
-    std::vector<u8> message(size);
-    for (u32 i = 0; i < size; i++) {
-        message[i] = Memory::Read8(buffer + i);
-    }
-
-    // This behaviour was confirmed by RE.
-    // The likely reason for this is that games tend to pass in garbage at these bytes
-    // because they read random bytes off the stack.
-    switch (pipe) {
-    case DSP::HLE::DspPipe::Audio:
-        ASSERT(message.size() >= 4);
-        message[2] = 0;
-        message[3] = 0;
-        break;
-    case DSP::HLE::DspPipe::Binary:
-        ASSERT(message.size() >= 8);
-        message[4] = 1;
-        message[5] = 0;
-        message[6] = 0;
-        message[7] = 0;
-        break;
-    }
-
-    DSP::HLE::PipeWrite(pipe, message);
-
-    cmd_buff[0] = IPC::MakeHeader(0xD, 1, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_DEBUG(Service_DSP, "pipe=%u, size=0x%X, buffer=0x%08X", pipe_index, size, buffer);
-}
-
-/**
- * DSP_DSP::ReadPipeIfPossible service function
- *      A pipe is a means of communication between the ARM11 and DSP that occurs on
- *      hardware by writing to/reading from the DSP registers at 0x10203000.
- *      Pipes are used for initialisation. See also DSP::HLE::PipeRead.
- *  Inputs:
- *      1 : Pipe Number
- *      2 : Unknown
- *      3 : Size in bytes of read (observed only lower half word used)
- *      0x41 : Virtual address of memory buffer to write pipe contents to
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : Number of bytes read from pipe
- */
-static void ReadPipeIfPossible(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 pipe_index = cmd_buff[1];
-    u32 unknown = cmd_buff[2];
-    u32 size = cmd_buff[3] & 0xFFFF; // Lower 16 bits are size
-    VAddr addr = cmd_buff[0x41];
-
-    DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
-
-    ASSERT_MSG(Memory::IsValidVirtualAddress(addr),
-               "Invalid addr: pipe=0x%08X, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe, unknown,
-               size, addr);
-
-    cmd_buff[0] = IPC::MakeHeader(0x10, 1, 2);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    if (DSP::HLE::GetPipeReadableSize(pipe) >= size) {
-        std::vector<u8> response = DSP::HLE::PipeRead(pipe, size);
-
-        Memory::WriteBlock(addr, response.data(), response.size());
-
-        cmd_buff[2] = static_cast<u32>(response.size());
-    } else {
-        cmd_buff[2] = 0; // Return no data
-    }
-    cmd_buff[3] = IPC::StaticBufferDesc(size, 0);
-    cmd_buff[4] = addr;
-
-    LOG_DEBUG(Service_DSP,
-              "pipe=%u, unknown=0x%08X, size=0x%X, buffer=0x%08X, return cmd_buff[2]=0x%08X",
-              pipe_index, unknown, size, addr, cmd_buff[2]);
-}
-
-/**
- * DSP_DSP::ReadPipe service function
- *  Inputs:
- *      1 : Pipe Number
- *      2 : Unknown
- *      3 : Size in bytes of read (observed only lower half word used)
- *      0x41 : Virtual address of memory buffer to write pipe contents to
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : Number of bytes read from pipe
- */
-static void ReadPipe(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 pipe_index = cmd_buff[1];
-    u32 unknown = cmd_buff[2];
-    u32 size = cmd_buff[3] & 0xFFFF; // Lower 16 bits are size
-    VAddr addr = cmd_buff[0x41];
-
-    DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
-
-    ASSERT_MSG(Memory::IsValidVirtualAddress(addr),
-               "Invalid addr: pipe=0x%08X, unknown=0x%08X, size=0x%X, buffer=0x%08X", pipe, unknown,
-               size, addr);
-
-    if (DSP::HLE::GetPipeReadableSize(pipe) >= size) {
-        std::vector<u8> response = DSP::HLE::PipeRead(pipe, size);
-
-        Memory::WriteBlock(addr, response.data(), response.size());
-
-        cmd_buff[0] = IPC::MakeHeader(0xE, 2, 2);
-        cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-        cmd_buff[2] = static_cast<u32>(response.size());
-        cmd_buff[3] = IPC::StaticBufferDesc(size, 0);
-        cmd_buff[4] = addr;
-    } else {
-        // No more data is in pipe. Hardware hangs in this case; this should never happen.
-        UNREACHABLE();
-    }
-
-    LOG_DEBUG(Service_DSP,
-              "pipe=%u, unknown=0x%08X, size=0x%X, buffer=0x%08X, return cmd_buff[2]=0x%08X",
-              pipe_index, unknown, size, addr, cmd_buff[2]);
-}
-
-/**
- * DSP_DSP::GetPipeReadableSize service function
- *  Inputs:
- *      1 : Pipe Number
- *      2 : Unknown
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : Number of bytes readable from pipe
- */
-static void GetPipeReadableSize(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 pipe_index = cmd_buff[1];
-    u32 unknown = cmd_buff[2];
-
-    DSP::HLE::DspPipe pipe = static_cast<DSP::HLE::DspPipe>(pipe_index);
-
-    cmd_buff[0] = IPC::MakeHeader(0xF, 2, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    cmd_buff[2] = static_cast<u32>(DSP::HLE::GetPipeReadableSize(pipe));
-
-    LOG_DEBUG(Service_DSP, "pipe=%u, unknown=0x%08X, return cmd_buff[2]=0x%08X", pipe_index,
-              unknown, cmd_buff[2]);
-}
-
-/**
- * DSP_DSP::SetSemaphoreMask service function
- *  Inputs:
- *      1 : Mask
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void SetSemaphoreMask(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 mask = cmd_buff[1];
-
-    cmd_buff[0] = IPC::MakeHeader(0x17, 1, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_WARNING(Service_DSP, "(STUBBED) called mask=0x%08X", mask);
-}
-
-/**
- * DSP_DSP::GetHeadphoneStatus service function
- *  Inputs:
- *      1 : None
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : The headphone status response, 0 = Not using headphones?,
- *          1 = using headphones?
- */
-static void GetHeadphoneStatus(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    cmd_buff[0] = IPC::MakeHeader(0x1F, 2, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    cmd_buff[2] = 0;                  // Not using headphones
-
-    LOG_DEBUG(Service_DSP, "called");
-}
-
-/**
- * DSP_DSP::RecvData service function
- *      This function reads a value out of a DSP register.
- *  Inputs:
- *      1 : Register Number
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : Value in the register
- *  Notes:
- *      This function has only been observed being called with a register number of 0.
- */
-static void RecvData(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 register_number = cmd_buff[1];
-
-    ASSERT_MSG(register_number == 0, "Unknown register_number %u", register_number);
-
-    // Application reads this after requesting DSP shutdown, to verify the DSP has indeed shutdown
-    // or slept.
-
-    cmd_buff[0] = IPC::MakeHeader(0x1, 2, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-    switch (DSP::HLE::GetDspState()) {
-    case DSP::HLE::DspState::On:
-        cmd_buff[2] = 0;
-        break;
-    case DSP::HLE::DspState::Off:
-    case DSP::HLE::DspState::Sleeping:
-        cmd_buff[2] = 1;
-        break;
-    default:
-        UNREACHABLE();
-        break;
-    }
-
-    LOG_DEBUG(Service_DSP, "register_number=%u", register_number);
-}
-
-/**
- * DSP_DSP::RecvDataIsReady service function
- *      This function checks whether a DSP register is ready to be read.
- *  Inputs:
- *      1 : Register Number
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- *      2 : non-zero == ready
- *  Note:
- *      This function has only been observed being called with a register number of 0.
- */
-static void RecvDataIsReady(Service::Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    u32 register_number = cmd_buff[1];
-
-    ASSERT_MSG(register_number == 0, "Unknown register_number %u", register_number);
-
-    cmd_buff[0] = IPC::MakeHeader(0x2, 2, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-    cmd_buff[2] = 1; // Ready to read
-
-    LOG_DEBUG(Service_DSP, "register_number=%u", register_number);
-}
-
-const Interface::FunctionInfo FunctionTable[] = {
-    {0x00010040, RecvData, "RecvData"},
-    {0x00020040, RecvDataIsReady, "RecvDataIsReady"},
-    {0x00030080, nullptr, "SendData"},
-    {0x00040040, nullptr, "SendDataIsEmpty"},
-    {0x000500C2, nullptr, "SendFifoEx"},
-    {0x000600C0, nullptr, "RecvFifoEx"},
-    {0x00070040, SetSemaphore, "SetSemaphore"},
-    {0x00080000, nullptr, "GetSemaphore"},
-    {0x00090040, nullptr, "ClearSemaphore"},
-    {0x000A0040, nullptr, "MaskSemaphore"},
-    {0x000B0000, nullptr, "CheckSemaphoreRequest"},
-    {0x000C0040, ConvertProcessAddressFromDspDram, "ConvertProcessAddressFromDspDram"},
-    {0x000D0082, WriteProcessPipe, "WriteProcessPipe"},
-    {0x000E00C0, ReadPipe, "ReadPipe"},
-    {0x000F0080, GetPipeReadableSize, "GetPipeReadableSize"},
-    {0x001000C0, ReadPipeIfPossible, "ReadPipeIfPossible"},
-    {0x001100C2, LoadComponent, "LoadComponent"},
-    {0x00120000, nullptr, "UnloadComponent"},
-    {0x00130082, FlushDataCache, "FlushDataCache"},
-    {0x00140082, nullptr, "InvalidateDCache"},
-    {0x00150082, RegisterInterruptEvents, "RegisterInterruptEvents"},
-    {0x00160000, GetSemaphoreEventHandle, "GetSemaphoreEventHandle"},
-    {0x00170040, SetSemaphoreMask, "SetSemaphoreMask"},
-    {0x00180040, nullptr, "GetPhysicalAddress"},
-    {0x00190040, nullptr, "GetVirtualAddress"},
-    {0x001A0042, nullptr, "SetIirFilterI2S1_cmd1"},
-    {0x001B0042, nullptr, "SetIirFilterI2S1_cmd2"},
-    {0x001C0082, nullptr, "SetIirFilterEQ"},
-    {0x001D00C0, nullptr, "ReadMultiEx_SPI2"},
-    {0x001E00C2, nullptr, "WriteMultiEx_SPI2"},
-    {0x001F0000, GetHeadphoneStatus, "GetHeadphoneStatus"},
-    {0x00200040, nullptr, "ForceHeadphoneOut"},
-    {0x00210000, nullptr, "GetIsDspOccupied"},
-};
-
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Interface class
 
 Interface::Interface() {
-    semaphore_event = Kernel::Event::Create(Kernel::ResetType::OneShot, "DSP_DSP::semaphore_event");
-    interrupt_events = {};
-
-    Register(FunctionTable);
 }
 
 Interface::~Interface() {
-    semaphore_event = nullptr;
-    interrupt_events = {};
 }
 
 } // namespace DSP_DSP
diff --git a/src/core/hle/service/gsp_gpu.cpp b/src/core/hle/service/gsp_gpu.cpp
index 88684b82d..757011e26 100644
--- a/src/core/hle/service/gsp_gpu.cpp
+++ b/src/core/hle/service/gsp_gpu.cpp
@@ -2,417 +2,11 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "common/bit_field.h"
-#include "common/microprofile.h"
-#include "core/core.h"
-#include "core/hle/ipc.h"
-#include "core/hle/kernel/event.h"
-#include "core/hle/kernel/handle_table.h"
-#include "core/hle/kernel/shared_memory.h"
-#include "core/hle/result.h"
 #include "core/hle/service/gsp_gpu.h"
-#include "core/hw/gpu.h"
-#include "core/hw/hw.h"
-#include "core/hw/lcd.h"
-#include "core/memory.h"
-#include "video_core/debug_utils/debug_utils.h"
-#include "video_core/gpu_debugger.h"
-
-// Main graphics debugger object - TODO: Here is probably not the best place for this
-GraphicsDebugger g_debugger;
 
 namespace Service {
 namespace GSP {
 
-// Beginning address of HW regs
-const u32 REGS_BEGIN = 0x1EB00000;
-
-namespace ErrCodes {
-enum {
-    // TODO(purpasmart): Check if this name fits its actual usage
-    OutofRangeOrMisalignedAddress = 513,
-    FirstInitialization = 519,
-};
-}
-
-constexpr ResultCode RESULT_FIRST_INITIALIZATION(ErrCodes::FirstInitialization, ErrorModule::GX,
-                                                 ErrorSummary::Success, ErrorLevel::Success);
-constexpr ResultCode ERR_REGS_OUTOFRANGE_OR_MISALIGNED(ErrCodes::OutofRangeOrMisalignedAddress,
-                                                       ErrorModule::GX,
-                                                       ErrorSummary::InvalidArgument,
-                                                       ErrorLevel::Usage); // 0xE0E02A01
-constexpr ResultCode ERR_REGS_MISALIGNED(ErrorDescription::MisalignedSize, ErrorModule::GX,
-                                         ErrorSummary::InvalidArgument,
-                                         ErrorLevel::Usage); // 0xE0E02BF2
-constexpr ResultCode ERR_REGS_INVALID_SIZE(ErrorDescription::InvalidSize, ErrorModule::GX,
-                                           ErrorSummary::InvalidArgument,
-                                           ErrorLevel::Usage); // 0xE0E02BEC
-
-/// Event triggered when GSP interrupt has been signalled
-Kernel::SharedPtr<Kernel::Event> g_interrupt_event;
-/// GSP shared memoryings
-Kernel::SharedPtr<Kernel::SharedMemory> g_shared_memory;
-/// Thread index into interrupt relay queue
-u32 g_thread_id = 0;
-
-static bool gpu_right_acquired = false;
-static bool first_initialization = true;
-/// Gets a pointer to a thread command buffer in GSP shared memory
-static inline u8* GetCommandBuffer(u32 thread_id) {
-    return g_shared_memory->GetPointer(0x800 + (thread_id * sizeof(CommandBuffer)));
-}
-
-FrameBufferUpdate* GetFrameBufferInfo(u32 thread_id, u32 screen_index) {
-    DEBUG_ASSERT_MSG(screen_index < 2, "Invalid screen index");
-
-    // For each thread there are two FrameBufferUpdate fields
-    u32 offset = 0x200 + (2 * thread_id + screen_index) * sizeof(FrameBufferUpdate);
-    u8* ptr = g_shared_memory->GetPointer(offset);
-    return reinterpret_cast<FrameBufferUpdate*>(ptr);
-}
-
-/// Gets a pointer to the interrupt relay queue for a given thread index
-static inline InterruptRelayQueue* GetInterruptRelayQueue(u32 thread_id) {
-    u8* ptr = g_shared_memory->GetPointer(sizeof(InterruptRelayQueue) * thread_id);
-    return reinterpret_cast<InterruptRelayQueue*>(ptr);
-}
-
-/**
- * Writes a single GSP GPU hardware registers with a single u32 value
- * (For internal use.)
- *
- * @param base_address The address of the register in question
- * @param data Data to be written
- */
-static void WriteSingleHWReg(u32 base_address, u32 data) {
-    DEBUG_ASSERT_MSG((base_address & 3) == 0 && base_address < 0x420000,
-                     "Write address out of range or misaligned");
-    HW::Write<u32>(base_address + REGS_BEGIN, data);
-}
-
-/**
- * Writes sequential GSP GPU hardware registers using an array of source data
- *
- * @param base_address The address of the first register in the sequence
- * @param size_in_bytes The number of registers to update (size of data)
- * @param data_vaddr A pointer to the source data
- * @return RESULT_SUCCESS if the parameters are valid, error code otherwise
- */
-static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, VAddr data_vaddr) {
-    // This magic number is verified to be done by the gsp module
-    const u32 max_size_in_bytes = 0x80;
-
-    if (base_address & 3 || base_address >= 0x420000) {
-        LOG_ERROR(Service_GSP,
-                  "Write address was out of range or misaligned! (address=0x%08x, size=0x%08x)",
-                  base_address, size_in_bytes);
-        return ERR_REGS_OUTOFRANGE_OR_MISALIGNED;
-    } else if (size_in_bytes <= max_size_in_bytes) {
-        if (size_in_bytes & 3) {
-            LOG_ERROR(Service_GSP, "Misaligned size 0x%08x", size_in_bytes);
-            return ERR_REGS_MISALIGNED;
-        } else {
-            while (size_in_bytes > 0) {
-                WriteSingleHWReg(base_address, Memory::Read32(data_vaddr));
-
-                size_in_bytes -= 4;
-                data_vaddr += 4;
-                base_address += 4;
-            }
-            return RESULT_SUCCESS;
-        }
-
-    } else {
-        LOG_ERROR(Service_GSP, "Out of range size 0x%08x", size_in_bytes);
-        return ERR_REGS_INVALID_SIZE;
-    }
-}
-
-/**
- * Updates sequential GSP GPU hardware registers using parallel arrays of source data and masks.
- * For each register, the value is updated only where the mask is high
- *
- * @param base_address  The address of the first register in the sequence
- * @param size_in_bytes The number of registers to update (size of data)
- * @param data_vaddr    A virtual address to the source data to use for updates
- * @param masks_vaddr   A virtual address to the masks
- * @return RESULT_SUCCESS if the parameters are valid, error code otherwise
- */
-static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, VAddr data_vaddr,
-                                      VAddr masks_vaddr) {
-    // This magic number is verified to be done by the gsp module
-    const u32 max_size_in_bytes = 0x80;
-
-    if (base_address & 3 || base_address >= 0x420000) {
-        LOG_ERROR(Service_GSP,
-                  "Write address was out of range or misaligned! (address=0x%08x, size=0x%08x)",
-                  base_address, size_in_bytes);
-        return ERR_REGS_OUTOFRANGE_OR_MISALIGNED;
-    } else if (size_in_bytes <= max_size_in_bytes) {
-        if (size_in_bytes & 3) {
-            LOG_ERROR(Service_GSP, "Misaligned size 0x%08x", size_in_bytes);
-            return ERR_REGS_MISALIGNED;
-        } else {
-            while (size_in_bytes > 0) {
-                const u32 reg_address = base_address + REGS_BEGIN;
-
-                u32 reg_value;
-                HW::Read<u32>(reg_value, reg_address);
-
-                u32 data = Memory::Read32(data_vaddr);
-                u32 mask = Memory::Read32(masks_vaddr);
-
-                // Update the current value of the register only for set mask bits
-                reg_value = (reg_value & ~mask) | (data & mask);
-
-                WriteSingleHWReg(base_address, reg_value);
-
-                size_in_bytes -= 4;
-                data_vaddr += 4;
-                masks_vaddr += 4;
-                base_address += 4;
-            }
-            return RESULT_SUCCESS;
-        }
-
-    } else {
-        LOG_ERROR(Service_GSP, "Out of range size 0x%08x", size_in_bytes);
-        return ERR_REGS_INVALID_SIZE;
-    }
-}
-
-/**
- * GSP_GPU::WriteHWRegs service function
- *
- * Writes sequential GSP GPU hardware registers
- *
- *  Inputs:
- *      1 : address of first GPU register
- *      2 : number of registers to write sequentially
- *      4 : pointer to source data array
- */
-static void WriteHWRegs(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 reg_addr = cmd_buff[1];
-    u32 size = cmd_buff[2];
-    VAddr src = cmd_buff[4];
-
-    cmd_buff[1] = WriteHWRegs(reg_addr, size, src).raw;
-}
-
-/**
- * GSP_GPU::WriteHWRegsWithMask service function
- *
- * Updates sequential GSP GPU hardware registers using masks
- *
- *  Inputs:
- *      1 : address of first GPU register
- *      2 : number of registers to update sequentially
- *      4 : pointer to source data array
- *      6 : pointer to mask array
- */
-static void WriteHWRegsWithMask(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 reg_addr = cmd_buff[1];
-    u32 size = cmd_buff[2];
-
-    VAddr src_data = cmd_buff[4];
-    VAddr mask_data = cmd_buff[6];
-
-    cmd_buff[1] = WriteHWRegsWithMask(reg_addr, size, src_data, mask_data).raw;
-}
-
-/// Read a GSP GPU hardware register
-static void ReadHWRegs(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 reg_addr = cmd_buff[1];
-    u32 size = cmd_buff[2];
-
-    // TODO: Return proper error codes
-    if (reg_addr + size >= 0x420000) {
-        LOG_ERROR(Service_GSP, "Read address out of range! (address=0x%08x, size=0x%08x)", reg_addr,
-                  size);
-        return;
-    }
-
-    // size should be word-aligned
-    if ((size % 4) != 0) {
-        LOG_ERROR(Service_GSP, "Invalid size 0x%08x", size);
-        return;
-    }
-
-    VAddr dst_vaddr = cmd_buff[0x41];
-
-    while (size > 0) {
-        u32 value;
-        HW::Read<u32>(value, reg_addr + REGS_BEGIN);
-
-        Memory::Write32(dst_vaddr, value);
-
-        size -= 4;
-        dst_vaddr += 4;
-        reg_addr += 4;
-    }
-}
-
-ResultCode SetBufferSwap(u32 screen_id, const FrameBufferInfo& info) {
-    u32 base_address = 0x400000;
-    PAddr phys_address_left = Memory::VirtualToPhysicalAddress(info.address_left);
-    PAddr phys_address_right = Memory::VirtualToPhysicalAddress(info.address_right);
-    if (info.active_fb == 0) {
-        WriteSingleHWReg(
-            base_address +
-                4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left1)),
-            phys_address_left);
-        WriteSingleHWReg(
-            base_address +
-                4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right1)),
-            phys_address_right);
-    } else {
-        WriteSingleHWReg(
-            base_address +
-                4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left2)),
-            phys_address_left);
-        WriteSingleHWReg(
-            base_address +
-                4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right2)),
-            phys_address_right);
-    }
-    WriteSingleHWReg(base_address +
-                         4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].stride)),
-                     info.stride);
-    WriteSingleHWReg(
-        base_address +
-            4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].color_format)),
-        info.format);
-    WriteSingleHWReg(
-        base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].active_fb)),
-        info.shown_fb);
-
-    if (Pica::g_debug_context)
-        Pica::g_debug_context->OnEvent(Pica::DebugContext::Event::BufferSwapped, nullptr);
-
-    if (screen_id == 0) {
-        MicroProfileFlip();
-        Core::System::GetInstance().perf_stats.EndGameFrame();
-    }
-
-    return RESULT_SUCCESS;
-}
-
-/**
- * GSP_GPU::SetBufferSwap service function
- *
- * Updates GPU display framebuffer configuration using the specified parameters.
- *
- *  Inputs:
- *      1 : Screen ID (0 = top screen, 1 = bottom screen)
- *      2-7 : FrameBufferInfo structure
- *  Outputs:
- *      1: Result code
- */
-static void SetBufferSwap(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 screen_id = cmd_buff[1];
-    FrameBufferInfo* fb_info = (FrameBufferInfo*)&cmd_buff[2];
-
-    cmd_buff[1] = SetBufferSwap(screen_id, *fb_info).raw;
-}
-
-/**
- * GSP_GPU::FlushDataCache service function
- *
- * This Function is a no-op, We aren't emulating the CPU cache any time soon.
- *
- *  Inputs:
- *      1 : Address
- *      2 : Size
- *      3 : Value 0, some descriptor for the KProcess Handle
- *      4 : KProcess handle
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void FlushDataCache(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 address = cmd_buff[1];
-    u32 size = cmd_buff[2];
-    u32 process = cmd_buff[4];
-
-    // TODO(purpasmart96): Verify return header on HW
-
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_DEBUG(Service_GSP, "(STUBBED) called address=0x%08X, size=0x%08X, process=0x%08X", address,
-              size, process);
-}
-
-/**
- * GSP_GPU::SetAxiConfigQoSMode service function
- *  Inputs:
- *      1 : Mode, unused in emulator
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void SetAxiConfigQoSMode(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 mode = cmd_buff[1];
-
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_DEBUG(Service_GSP, "(STUBBED) called mode=0x%08X", mode);
-}
-
-/**
- * GSP_GPU::RegisterInterruptRelayQueue service function
- *  Inputs:
- *      1 : "Flags" field, purpose is unknown
- *      3 : Handle to GSP synchronization event
- *  Outputs:
- *      1 : Result of function, 0x2A07 on success, otherwise error code
- *      2 : Thread index into GSP command buffer
- *      4 : Handle to GSP shared memory
- */
-static void RegisterInterruptRelayQueue(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 flags = cmd_buff[1];
-
-    g_interrupt_event = Kernel::g_handle_table.Get<Kernel::Event>(cmd_buff[3]);
-    // TODO(mailwl): return right error code instead assert
-    ASSERT_MSG((g_interrupt_event != nullptr), "handle is not valid!");
-
-    g_interrupt_event->name = "GSP_GPU::interrupt_event";
-
-    if (first_initialization) {
-        // This specific code is required for a successful initialization, rather than 0
-        first_initialization = false;
-        cmd_buff[1] = RESULT_FIRST_INITIALIZATION.raw;
-    } else {
-        cmd_buff[1] = RESULT_SUCCESS.raw;
-    }
-    cmd_buff[2] = g_thread_id++;                                           // Thread ID
-    cmd_buff[4] = Kernel::g_handle_table.Create(g_shared_memory).Unwrap(); // GSP shared memory
-
-    g_interrupt_event->Signal(); // TODO(bunnei): Is this correct?
-
-    LOG_WARNING(Service_GSP, "called, flags=0x%08X", flags);
-}
-
-/**
- * GSP_GPU::UnregisterInterruptRelayQueue service function
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void UnregisterInterruptRelayQueue(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    g_thread_id = 0;
-    g_interrupt_event = nullptr;
-
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-
-    LOG_WARNING(Service_GSP, "(STUBBED) called");
-}
-
 /**
  * Signals that the specified interrupt type has occurred to userland code
  * @param interrupt_id ID of interrupt that is being signalled
@@ -420,383 +14,13 @@ static void UnregisterInterruptRelayQueue(Interface* self) {
  * @todo This probably does not belong in the GSP module, instead move to video_core
  */
 void SignalInterrupt(InterruptId interrupt_id) {
-    if (!gpu_right_acquired) {
-        return;
-    }
-    if (nullptr == g_interrupt_event) {
-        LOG_WARNING(Service_GSP, "cannot synchronize until GSP event has been created!");
-        return;
-    }
-    if (nullptr == g_shared_memory) {
-        LOG_WARNING(Service_GSP, "cannot synchronize until GSP shared memory has been created!");
-        return;
-    }
-    for (int thread_id = 0; thread_id < 0x4; ++thread_id) {
-        InterruptRelayQueue* interrupt_relay_queue = GetInterruptRelayQueue(thread_id);
-        u8 next = interrupt_relay_queue->index;
-        next += interrupt_relay_queue->number_interrupts;
-        next = next % 0x34; // 0x34 is the number of interrupt slots
-
-        interrupt_relay_queue->number_interrupts += 1;
-
-        interrupt_relay_queue->slot[next] = interrupt_id;
-        interrupt_relay_queue->error_code = 0x0; // No error
-
-        // Update framebuffer information if requested
-        // TODO(yuriks): Confirm where this code should be called. It is definitely updated without
-        //               executing any GSP commands, only waiting on the event.
-        int screen_id =
-            (interrupt_id == InterruptId::PDC0) ? 0 : (interrupt_id == InterruptId::PDC1) ? 1 : -1;
-        if (screen_id != -1) {
-            FrameBufferUpdate* info = GetFrameBufferInfo(thread_id, screen_id);
-            if (info->is_dirty) {
-                SetBufferSwap(screen_id, info->framebuffer_info[info->index]);
-                info->is_dirty.Assign(false);
-            }
-        }
-    }
-    g_interrupt_event->Signal();
-}
-
-MICROPROFILE_DEFINE(GPU_GSP_DMA, "GPU", "GSP DMA", MP_RGB(100, 0, 255));
-
-/// Executes the next GSP command
-static void ExecuteCommand(const Command& command, u32 thread_id) {
-    // Utility function to convert register ID to address
-    static auto WriteGPURegister = [](u32 id, u32 data) {
-        GPU::Write<u32>(0x1EF00000 + 4 * id, data);
-    };
-
-    switch (command.id) {
-
-    // GX request DMA - typically used for copying memory from GSP heap to VRAM
-    case CommandId::REQUEST_DMA: {
-        MICROPROFILE_SCOPE(GPU_GSP_DMA);
-
-        // TODO: Consider attempting rasterizer-accelerated surface blit if that usage is ever
-        // possible/likely
-        Memory::RasterizerFlushVirtualRegion(command.dma_request.source_address,
-                                             command.dma_request.size, Memory::FlushMode::Flush);
-        Memory::RasterizerFlushVirtualRegion(command.dma_request.dest_address,
-                                             command.dma_request.size,
-                                             Memory::FlushMode::FlushAndInvalidate);
-
-        // TODO(Subv): These memory accesses should not go through the application's memory mapping.
-        // They should go through the GSP module's memory mapping.
-        Memory::CopyBlock(command.dma_request.dest_address, command.dma_request.source_address,
-                          command.dma_request.size);
-        SignalInterrupt(InterruptId::DMA);
-        break;
-    }
-    // TODO: This will need some rework in the future. (why?)
-    case CommandId::SUBMIT_GPU_CMDLIST: {
-        auto& params = command.submit_gpu_cmdlist;
-
-        if (params.do_flush) {
-            // This flag flushes the command list (params.address, params.size) from the cache.
-            // Command lists are not processed by the hardware renderer, so we don't need to
-            // actually flush them in Citra.
-        }
-
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(command_processor_config.address)),
-                         Memory::VirtualToPhysicalAddress(params.address) >> 3);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(command_processor_config.size)),
-                         params.size);
-
-        // TODO: Not sure if we are supposed to always write this .. seems to trigger processing
-        // though
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(command_processor_config.trigger)), 1);
-
-        // TODO(yuriks): Figure out the meaning of the `flags` field.
-
-        break;
-    }
-
-    // It's assumed that the two "blocks" behave equivalently.
-    // Presumably this is done simply to allow two memory fills to run in parallel.
-    case CommandId::SET_MEMORY_FILL: {
-        auto& params = command.memory_fill;
-
-        if (params.start1 != 0) {
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[0].address_start)),
-                             Memory::VirtualToPhysicalAddress(params.start1) >> 3);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[0].address_end)),
-                             Memory::VirtualToPhysicalAddress(params.end1) >> 3);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[0].value_32bit)),
-                             params.value1);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[0].control)),
-                             params.control1);
-        }
-
-        if (params.start2 != 0) {
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[1].address_start)),
-                             Memory::VirtualToPhysicalAddress(params.start2) >> 3);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[1].address_end)),
-                             Memory::VirtualToPhysicalAddress(params.end2) >> 3);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[1].value_32bit)),
-                             params.value2);
-            WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(memory_fill_config[1].control)),
-                             params.control2);
-        }
-        break;
-    }
-
-    case CommandId::SET_DISPLAY_TRANSFER: {
-        auto& params = command.display_transfer;
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.input_address)),
-                         Memory::VirtualToPhysicalAddress(params.in_buffer_address) >> 3);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.output_address)),
-                         Memory::VirtualToPhysicalAddress(params.out_buffer_address) >> 3);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.input_size)),
-                         params.in_buffer_size);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.output_size)),
-                         params.out_buffer_size);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.flags)),
-                         params.flags);
-        WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(display_transfer_config.trigger)), 1);
-        break;
-    }
-
-    case CommandId::SET_TEXTURE_COPY: {
-        auto& params = command.texture_copy;
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.input_address),
-                         Memory::VirtualToPhysicalAddress(params.in_buffer_address) >> 3);
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.output_address),
-                         Memory::VirtualToPhysicalAddress(params.out_buffer_address) >> 3);
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.texture_copy.size),
-                         params.size);
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.texture_copy.input_size),
-                         params.in_width_gap);
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.texture_copy.output_size),
-                         params.out_width_gap);
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.flags), params.flags);
-
-        // NOTE: Actual GSP ORs 1 with current register instead of overwriting. Doesn't seem to
-        // matter.
-        WriteGPURegister((u32)GPU_REG_INDEX(display_transfer_config.trigger), 1);
-        break;
-    }
-
-    case CommandId::CACHE_FLUSH: {
-        // NOTE: Rasterizer flushing handled elsewhere in CPU read/write and other GPU handlers
-        // Use command.cache_flush.regions to implement this handler
-        break;
-    }
-
-    default:
-        LOG_ERROR(Service_GSP, "unknown command 0x%08X", (int)command.id.Value());
-    }
-
-    if (Pica::g_debug_context)
-        Pica::g_debug_context->OnEvent(Pica::DebugContext::Event::GSPCommandProcessed,
-                                       (void*)&command);
-}
-
-/**
- * GSP_GPU::SetLcdForceBlack service function
- *
- * Enable or disable REG_LCDCOLORFILL with the color black.
- *
- *  Inputs:
- *      1: Black color fill flag (0 = don't fill, !0 = fill)
- *  Outputs:
- *      1: Result code
- */
-static void SetLcdForceBlack(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    bool enable_black = cmd_buff[1] != 0;
-    LCD::Regs::ColorFill data = {0};
-
-    // Since data is already zeroed, there is no need to explicitly set
-    // the color to black (all zero).
-    data.is_enabled.Assign(enable_black);
-
-    LCD::Write(HW::VADDR_LCD + 4 * LCD_REG_INDEX(color_fill_top), data.raw);    // Top LCD
-    LCD::Write(HW::VADDR_LCD + 4 * LCD_REG_INDEX(color_fill_bottom), data.raw); // Bottom LCD
-
-    cmd_buff[1] = RESULT_SUCCESS.raw;
+    UNIMPLEMENTED();
 }
 
-/// This triggers handling of the GX command written to the command buffer in shared memory.
-static void TriggerCmdReqQueue(Interface* self) {
-    // Iterate through each thread's command queue...
-    for (unsigned thread_id = 0; thread_id < 0x4; ++thread_id) {
-        CommandBuffer* command_buffer = (CommandBuffer*)GetCommandBuffer(thread_id);
-
-        // Iterate through each command...
-        for (unsigned i = 0; i < command_buffer->number_commands; ++i) {
-            g_debugger.GXCommandProcessed((u8*)&command_buffer->commands[i]);
-
-            // Decode and execute command
-            ExecuteCommand(command_buffer->commands[i], thread_id);
-
-            // Indicates that command has completed
-            command_buffer->number_commands.Assign(command_buffer->number_commands - 1);
-        }
-    }
-
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    cmd_buff[1] = 0; // No error
-}
-
-/**
- * GSP_GPU::ImportDisplayCaptureInfo service function
- *
- * Returns information about the current framebuffer state
- *
- *  Inputs:
- *      0: Header 0x00180000
- *  Outputs:
- *      0: Header Code[0x00180240]
- *      1: Result code
- *      2: Left framebuffer virtual address for the main screen
- *      3: Right framebuffer virtual address for the main screen
- *      4: Main screen framebuffer format
- *      5: Main screen framebuffer width
- *      6: Left framebuffer virtual address for the bottom screen
- *      7: Right framebuffer virtual address for the bottom screen
- *      8: Bottom screen framebuffer format
- *      9: Bottom screen framebuffer width
- */
-static void ImportDisplayCaptureInfo(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    // TODO(Subv): We're always returning the framebuffer structures for thread_id = 0,
-    // because we only support a single running application at a time.
-    // This should always return the framebuffer data that is currently displayed on the screen.
-
-    u32 thread_id = 0;
-
-    FrameBufferUpdate* top_screen = GetFrameBufferInfo(thread_id, 0);
-    FrameBufferUpdate* bottom_screen = GetFrameBufferInfo(thread_id, 1);
-
-    cmd_buff[0] = IPC::MakeHeader(0x18, 0x9, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-    // Top Screen
-    cmd_buff[2] = top_screen->framebuffer_info[top_screen->index].address_left;
-    cmd_buff[3] = top_screen->framebuffer_info[top_screen->index].address_right;
-    cmd_buff[4] = top_screen->framebuffer_info[top_screen->index].format;
-    cmd_buff[5] = top_screen->framebuffer_info[top_screen->index].stride;
-    // Bottom Screen
-    cmd_buff[6] = bottom_screen->framebuffer_info[bottom_screen->index].address_left;
-    cmd_buff[7] = bottom_screen->framebuffer_info[bottom_screen->index].address_right;
-    cmd_buff[8] = bottom_screen->framebuffer_info[bottom_screen->index].format;
-    cmd_buff[9] = bottom_screen->framebuffer_info[bottom_screen->index].stride;
-
-    LOG_WARNING(Service_GSP, "called");
-}
-
-/**
- * GSP_GPU::AcquireRight service function
- *  Outputs:
- *      1: Result code
- */
-static void AcquireRight(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    gpu_right_acquired = true;
-
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-
-    LOG_WARNING(Service_GSP, "called");
-}
-
-/**
- * GSP_GPU::ReleaseRight service function
- *  Outputs:
- *      1: Result code
- */
-static void ReleaseRight(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-
-    gpu_right_acquired = false;
-
-    cmd_buff[1] = RESULT_SUCCESS.raw;
-
-    LOG_WARNING(Service_GSP, "called");
-}
-
-/**
- * GSP_GPU::StoreDataCache service function
- *
- * This Function is a no-op, We aren't emulating the CPU cache any time soon.
- *
- *  Inputs:
- *      0 : Header code [0x001F0082]
- *      1 : Address
- *      2 : Size
- *      3 : Value 0, some descriptor for the KProcess Handle
- *      4 : KProcess handle
- *  Outputs:
- *      1 : Result of function, 0 on success, otherwise error code
- */
-static void StoreDataCache(Interface* self) {
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    u32 address = cmd_buff[1];
-    u32 size = cmd_buff[2];
-    u32 process = cmd_buff[4];
-
-    cmd_buff[0] = IPC::MakeHeader(0x1F, 0x1, 0);
-    cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-
-    LOG_DEBUG(Service_GSP, "(STUBBED) called address=0x%08X, size=0x%08X, process=0x%08X", address,
-              size, process);
-}
-
-const Interface::FunctionInfo FunctionTable[] = {
-    {0x00010082, WriteHWRegs, "WriteHWRegs"},
-    {0x00020084, WriteHWRegsWithMask, "WriteHWRegsWithMask"},
-    {0x00030082, nullptr, "WriteHWRegRepeat"},
-    {0x00040080, ReadHWRegs, "ReadHWRegs"},
-    {0x00050200, SetBufferSwap, "SetBufferSwap"},
-    {0x00060082, nullptr, "SetCommandList"},
-    {0x000700C2, nullptr, "RequestDma"},
-    {0x00080082, FlushDataCache, "FlushDataCache"},
-    {0x00090082, nullptr, "InvalidateDataCache"},
-    {0x000A0044, nullptr, "RegisterInterruptEvents"},
-    {0x000B0040, SetLcdForceBlack, "SetLcdForceBlack"},
-    {0x000C0000, TriggerCmdReqQueue, "TriggerCmdReqQueue"},
-    {0x000D0140, nullptr, "SetDisplayTransfer"},
-    {0x000E0180, nullptr, "SetTextureCopy"},
-    {0x000F0200, nullptr, "SetMemoryFill"},
-    {0x00100040, SetAxiConfigQoSMode, "SetAxiConfigQoSMode"},
-    {0x00110040, nullptr, "SetPerfLogMode"},
-    {0x00120000, nullptr, "GetPerfLog"},
-    {0x00130042, RegisterInterruptRelayQueue, "RegisterInterruptRelayQueue"},
-    {0x00140000, UnregisterInterruptRelayQueue, "UnregisterInterruptRelayQueue"},
-    {0x00150002, nullptr, "TryAcquireRight"},
-    {0x00160042, AcquireRight, "AcquireRight"},
-    {0x00170000, ReleaseRight, "ReleaseRight"},
-    {0x00180000, ImportDisplayCaptureInfo, "ImportDisplayCaptureInfo"},
-    {0x00190000, nullptr, "SaveVramSysArea"},
-    {0x001A0000, nullptr, "RestoreVramSysArea"},
-    {0x001B0000, nullptr, "ResetGpuCore"},
-    {0x001C0040, nullptr, "SetLedForceOff"},
-    {0x001D0040, nullptr, "SetTestCommand"},
-    {0x001E0080, nullptr, "SetInternalPriorities"},
-    {0x001F0082, StoreDataCache, "StoreDataCache"},
-};
-
 GSP_GPU::GSP_GPU() {
-    Register(FunctionTable);
-
-    g_interrupt_event = nullptr;
-
-    using Kernel::MemoryPermission;
-    g_shared_memory = Kernel::SharedMemory::Create(nullptr, 0x1000, MemoryPermission::ReadWrite,
-                                                   MemoryPermission::ReadWrite, 0,
-                                                   Kernel::MemoryRegion::BASE, "GSP:SharedMemory");
-
-    g_thread_id = 0;
-    gpu_right_acquired = false;
-    first_initialization = true;
 }
 
 GSP_GPU::~GSP_GPU() {
-    g_interrupt_event = nullptr;
-    g_shared_memory = nullptr;
-    gpu_right_acquired = false;
 }
 
 } // namespace GSP
diff --git a/src/core/hle/service/gsp_lcd.cpp b/src/core/hle/service/gsp_lcd.cpp
deleted file mode 100644
index 89cb4a3cc..000000000
--- a/src/core/hle/service/gsp_lcd.cpp
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "core/hle/service/gsp_lcd.h"
-
-namespace Service {
-namespace GSP {
-
-const Interface::FunctionInfo FunctionTable[] = {
-    // clang-format off
-    {0x000A0080, nullptr, "SetBrightnessRaw"},
-    {0x000B0080, nullptr, "SetBrightness"},
-    {0x000F0000, nullptr, "PowerOnAllBacklights"},
-    {0x00100000, nullptr, "PowerOffAllBacklights"},
-    {0x00110040, nullptr, "PowerOnBacklight"},
-    {0x00120040, nullptr, "PowerOffBacklight"},
-    {0x00130040, nullptr, "SetLedForceOff"},
-    {0x00140000, nullptr, "GetVendor"},
-    {0x00150040, nullptr, "GetBrightness"},
-    // clang-format on
-};
-
-GSP_LCD::GSP_LCD() {
-    Register(FunctionTable);
-}
-
-} // namespace GSP
-} // namespace Service
diff --git a/src/core/hle/service/gsp_lcd.h b/src/core/hle/service/gsp_lcd.h
deleted file mode 100644
index e9686a5e7..000000000
--- a/src/core/hle/service/gsp_lcd.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include "core/hle/service/service.h"
-
-namespace Service {
-namespace GSP {
-
-class GSP_LCD final : public Interface {
-public:
-    GSP_LCD();
-
-    std::string GetPortName() const override {
-        return "gsp::Lcd";
-    }
-};
-
-} // namespace GSP
-} // namespace Service
diff --git a/src/core/hle/service/service.cpp b/src/core/hle/service/service.cpp
index 20ea2c389..e1f22ca97 100644
--- a/src/core/hle/service/service.cpp
+++ b/src/core/hle/service/service.cpp
@@ -15,7 +15,6 @@
 #include "core/hle/kernel/handle_table.h"
 #include "core/hle/service/dsp_dsp.h"
 #include "core/hle/service/gsp_gpu.h"
-#include "core/hle/service/gsp_lcd.h"
 #include "core/hle/service/hid/hid.h"
 #include "core/hle/service/service.h"
 #include "core/hle/service/sm/sm.h"
@@ -190,7 +189,6 @@ void Init() {
 
     AddService(new DSP_DSP::Interface);
     AddService(new GSP::GSP_GPU);
-    AddService(new GSP::GSP_LCD);
 
     LOG_DEBUG(Service, "initialized OK");
 }