diff --git a/external/parallel-rdp/ParallelRDPWrapper.cpp b/external/parallel-rdp/ParallelRDPWrapper.cpp
index 50911514..3bc71a1b 100644
--- a/external/parallel-rdp/ParallelRDPWrapper.cpp
+++ b/external/parallel-rdp/ParallelRDPWrapper.cpp
@@ -1,10 +1,7 @@
 #include <ParallelRDPWrapper.hpp>
-#include <core/RDP.hpp>
 #include <memory>
 #include <rdp_device.hpp>
-#include <log.hpp>
 #include <File.hpp>
-#include <imgui_impl_vulkan.h>
 
 using namespace Vulkan;
 using namespace RDP;
@@ -12,47 +9,6 @@ using namespace RDP;
 static CommandProcessor* command_processor;
 static std::unique_ptr<ParallelRdpWindowInfo> windowInfo;
 
-VkQueue GetGraphicsQueue() {
-  return wsi->get_context().get_queue_info().queues[QUEUE_INDEX_GRAPHICS];
-}
-
-VkInstance GetVkInstance() {
-  return wsi->get_context().get_instance();
-}
-
-VkPhysicalDevice GetVkPhysicalDevice() {
-  return wsi->get_device().get_physical_device();
-}
-
-VkDevice GetVkDevice() {
-  return wsi->get_device().get_device();
-}
-
-uint32_t GetVkGraphicsQueueFamily() {
-  return wsi->get_context().get_queue_info().family_indices[QUEUE_INDEX_GRAPHICS];
-}
-
-VkFormat GetVkFormat() {
-  return wsi->get_device().get_swapchain_view().get_format();
-}
-
-CommandBufferHandle requested_command_buffer;
-
-VkRenderPass GetVkRenderPass() {
-  return wsi->get_device().request_render_pass(
-    wsi->get_device().get_swapchain_render_pass(SwapchainRenderPass::ColorOnly), true
-  ).get_render_pass();
-}
-
-VkCommandBuffer GetVkCommandBuffer() {
-  requested_command_buffer = wsi->get_device().request_command_buffer();
-  return requested_command_buffer->get_command_buffer();
-}
-
-void SubmitRequestedVkCommandBuffer() {
-  wsi->get_device().submit(requested_command_buffer);
-}
-
 bool IsFramerateUnlocked() {
   return wsi->get_present_mode() != PresentMode::SyncToVBlank;
 }
@@ -162,7 +118,7 @@ void DrawFullscreenTexturedQuad(Util::IntrusivePtr<Image> image, Util::Intrusive
   cmd->draw(3, 1);
 }
 
-void UpdateScreen(n64::Core& core, Util::IntrusivePtr<Image> image) {
+void UpdateScreen(Util::IntrusivePtr<Image> image) {
   wsi->begin_frame();
 
   if (!image) {
@@ -197,7 +153,7 @@ void UpdateScreen(n64::Core& core, Util::IntrusivePtr<Image> image) {
   wsi->end_frame();
 }
 
-void UpdateScreenParallelRdp(n64::Core& core, n64::VI& vi) {
+void UpdateScreenParallelRdp(n64::VI& vi) {
   command_processor->set_vi_register(VIRegister::Control,      vi.status.raw);
   command_processor->set_vi_register(VIRegister::Origin,       vi.origin);
   command_processor->set_vi_register(VIRegister::Width,        vi.width);
@@ -223,12 +179,12 @@ void UpdateScreenParallelRdp(n64::Core& core, n64::VI& vi) {
   opts.downscale_steps = true;
   opts.crop_overscan_pixels = true;
   Util::IntrusivePtr<Image> image = command_processor->scanout(opts);
-  UpdateScreen(core, image);
+  UpdateScreen(image);
   command_processor->begin_frame_context();
 }
 
-void UpdateScreenParallelRdpNoGame(n64::Core& core) {
-  UpdateScreen(core, static_cast<Util::IntrusivePtr<Image>>(nullptr));
+void UpdateScreenParallelRdpNoGame() {
+  UpdateScreen(static_cast<Util::IntrusivePtr<Image>>(nullptr));
 }
 
 void ParallelRdpEnqueueCommand(int command_length, u32* buffer) {
diff --git a/external/parallel-rdp/ParallelRDPWrapper.hpp b/external/parallel-rdp/ParallelRDPWrapper.hpp
index 341d382a..e14c75f3 100644
--- a/external/parallel-rdp/ParallelRDPWrapper.hpp
+++ b/external/parallel-rdp/ParallelRDPWrapper.hpp
@@ -14,20 +14,11 @@ public:
 
 static Vulkan::WSI* wsi;
 
-VkRenderPass GetVkRenderPass();
-VkQueue GetGraphicsQueue();
-VkInstance GetVkInstance();
-VkPhysicalDevice GetVkPhysicalDevice();
-VkDevice GetVkDevice();
-uint32_t GetVkGraphicsQueueFamily();
-VkFormat GetVkFormat();
-VkCommandBuffer GetVkCommandBuffer();
-void SubmitRequestedVkCommandBuffer();
 void LoadParallelRDP(const u8* rdram);
 Vulkan::WSI* LoadWSIPlatform(Vulkan::InstanceFactory*, std::unique_ptr<Vulkan::WSIPlatform>&& wsi_platform, std::unique_ptr<ParallelRdpWindowInfo>&& newWindowInfo);
-void UpdateScreenParallelRdp(n64::Core& core, n64::VI& vi);
+void UpdateScreenParallelRdp(n64::VI& vi);
 void ParallelRdpEnqueueCommand(int command_length, u32* buffer);
 void ParallelRdpOnFullSync();
-void UpdateScreenParallelRdpNoGame(n64::Core& core);
+void UpdateScreenParallelRdpNoGame();
 bool IsFramerateUnlocked();
 void SetFramerateUnlocked(bool unlocked);
diff --git a/src/backend/Core.cpp b/src/backend/Core.cpp
index d069a36c..aebab03b 100644
--- a/src/backend/Core.cpp
+++ b/src/backend/Core.cpp
@@ -1,7 +1,6 @@
 #include <Core.hpp>
 #include <Scheduler.hpp>
 #include <ParallelRDPWrapper.hpp>
-#include <SDL2/SDL.h>
 
 namespace n64 {
 u32 extraCycles = 0;
@@ -16,13 +15,7 @@ u32 PopStalledCycles() {
   return ret;
 }
 
-Core::Core() {
-  if(SDL_GameControllerAddMappingsFromFile("resources/gamecontrollerdb.txt") < 0) {
-    Util::warn("Failed to load game controller DB");
-  }
-
-  cpu = std::make_unique<Interpreter>();
-}
+Core::Core() : cpu(std::make_unique<Interpreter>()) {}
 
 void Core::Stop() {
   render = false;
diff --git a/src/backend/core/mmio/Audio.cpp b/src/backend/core/mmio/Audio.cpp
index ec5df92f..16f2af16 100644
--- a/src/backend/core/mmio/Audio.cpp
+++ b/src/backend/core/mmio/Audio.cpp
@@ -1,6 +1,6 @@
 #include <Audio.hpp>
-#include <SDL2/SDL_audio.h>
 #include <log.hpp>
+#include <SDL2/SDL.h>
 
 namespace n64 {
 #define AUDIO_SAMPLE_RATE 44100
@@ -38,6 +38,7 @@ void audioCallback(void*, Uint8* stream, int length) {
 }
 
 void InitAudio() {
+  SDL_InitSubSystem(SDL_INIT_AUDIO);
   AdjustSampleRate(AUDIO_SAMPLE_RATE);
   memset(&request, 0, sizeof(request));
 
diff --git a/src/backend/core/mmio/CMakeLists.txt b/src/backend/core/mmio/CMakeLists.txt
index 0a02854f..e22d826e 100644
--- a/src/backend/core/mmio/CMakeLists.txt
+++ b/src/backend/core/mmio/CMakeLists.txt
@@ -1,4 +1,8 @@
 file(GLOB_RECURSE SOURCES *.cpp)
 file(GLOB_RECURSE HEADERS *.hpp)
 
-add_library(mmio ${SOURCES} ${HEADERS} ../../../../external/cic_nus_6105/n64_cic_nus_6105.cpp)
\ No newline at end of file
+find_package(SDL2 REQUIRED)
+
+add_library(mmio ${SOURCES} ${HEADERS} ../../../../external/cic_nus_6105/n64_cic_nus_6105.cpp)
+
+target_link_libraries(mmio PRIVATE SDL2::SDL2)
\ No newline at end of file
diff --git a/src/backend/core/mmio/PIF.cpp b/src/backend/core/mmio/PIF.cpp
index 361e0f0a..9392d114 100644
--- a/src/backend/core/mmio/PIF.cpp
+++ b/src/backend/core/mmio/PIF.cpp
@@ -2,7 +2,6 @@
 #include <core/Mem.hpp>
 #include <core/registers/Registers.hpp>
 #include <log.hpp>
-#include <SDL_keyboard.h>
 #include <cic_nus_6105/n64_cic_nus_6105.hpp>
 #include <cassert>
 #include <Netplay.hpp>
@@ -335,46 +334,7 @@ void PIF::EepromWrite(const u8* cmd, u8* res, const Mem& mem) {
 }
 
 void PIF::UpdateController() {
-  const uint8_t* state = SDL_GetKeyboardState(nullptr);
-  joybusDevices[channel].controller.a = state[SDL_SCANCODE_X];
-  joybusDevices[channel].controller.b = state[SDL_SCANCODE_C];
-  joybusDevices[channel].controller.z = state[SDL_SCANCODE_Z];
-  joybusDevices[channel].controller.start = state[SDL_SCANCODE_RETURN];
-  joybusDevices[channel].controller.dp_up = state[SDL_SCANCODE_PAGEUP];
-  joybusDevices[channel].controller.dp_down = state[SDL_SCANCODE_PAGEDOWN];
-  joybusDevices[channel].controller.dp_left = state[SDL_SCANCODE_HOME];
-  joybusDevices[channel].controller.dp_right = state[SDL_SCANCODE_END];
-  joybusDevices[channel].controller.joy_reset = state[SDL_SCANCODE_RETURN] && state[SDL_SCANCODE_A] && state[SDL_SCANCODE_S];
-  joybusDevices[channel].controller.l = state[SDL_SCANCODE_A];
-  joybusDevices[channel].controller.r = state[SDL_SCANCODE_S];
-  joybusDevices[channel].controller.c_up = state[SDL_SCANCODE_I];
-  joybusDevices[channel].controller.c_down = state[SDL_SCANCODE_K];
-  joybusDevices[channel].controller.c_left = state[SDL_SCANCODE_J];
-  joybusDevices[channel].controller.c_right = state[SDL_SCANCODE_L];
 
-  s8 xaxis = 0, yaxis = 0;
-  if (state[SDL_SCANCODE_LEFT]) {
-    xaxis = -86;
-  }
-  else if (state[SDL_SCANCODE_RIGHT]) {
-    xaxis = 86;
-  }
-
-  if (state[SDL_SCANCODE_DOWN]) {
-    yaxis = -86;
-  }
-  else if (state[SDL_SCANCODE_UP]) {
-    yaxis = 86;
-  }
-
-  joybusDevices[channel].controller.joy_x = xaxis;
-  joybusDevices[channel].controller.joy_y = yaxis;
-
-  if (joybusDevices[channel].controller.joy_reset) {
-    joybusDevices[channel].controller.start = false;
-    joybusDevices[channel].controller.joy_x = 0;
-    joybusDevices[channel].controller.joy_y = 0;
-  }
 }
 
 void PIF::DoPIFHLE(Mem& mem, Registers& regs, bool pal, CICType cicType) {
diff --git a/src/backend/core/mmio/PIF.hpp b/src/backend/core/mmio/PIF.hpp
index f10616e6..adf41272 100644
--- a/src/backend/core/mmio/PIF.hpp
+++ b/src/backend/core/mmio/PIF.hpp
@@ -104,7 +104,7 @@ enum CICType {
 };
 
 struct PIF {
-  PIF() : inputMap(inputManager) {}
+  PIF() = default;
   ~PIF() = default;
   void Reset();
   void MaybeLoadMempak();
@@ -124,9 +124,6 @@ struct PIF {
   std::vector<u8> Serialize();
 
   bool gamepadConnected = false, mempakOpen = false;
-  gainput::InputManager inputManager;
-  gainput::InputMap inputMap;
-  gainput::DeviceId keyboardId, padId;
   JoybusDevice joybusDevices[6]{};
   u8 bootrom[PIF_BOOTROM_SIZE]{}, ram[PIF_RAM_SIZE]{};
   mio::mmap_sink mempak, eeprom;
diff --git a/src/backend/core/mmio/PIF/Device.cpp b/src/backend/core/mmio/PIF/Device.cpp
index 8b699696..92628e24 100644
--- a/src/backend/core/mmio/PIF/Device.cpp
+++ b/src/backend/core/mmio/PIF/Device.cpp
@@ -2,7 +2,6 @@
 #include <PIF/MupenMovie.hpp>
 #include <Netplay.hpp>
 #include <log.hpp>
-#include <SDL2/SDL_keyboard.h>
 
 namespace n64 {
 void PIF::InitDevices(SaveType saveType) {
diff --git a/src/backend/core/registers/cop/cop1instructions.cpp b/src/backend/core/registers/cop/cop1instructions.cpp
index 3f8a2e29..b30b9b4e 100644
--- a/src/backend/core/registers/cop/cop1instructions.cpp
+++ b/src/backend/core/registers/cop/cop1instructions.cpp
@@ -278,11 +278,11 @@ FORCE_INLINE void SetCauseOnResult(Registers& regs, T& d) {
   if constexpr(std::is_same_v<T, float>) {
     u32 c = 0x7FBFFFFF;
     magic = U32_TO_F(c);
-    min = FLT_MIN;
+    min = std::numeric_limits<float>::min();
   } else if constexpr(std::is_same_v<T, double>) {
     u64 c = 0x7FF7FFFFFFFFFFFF;
     magic = U64_TO_D(c);
-    min = DBL_MIN;
+    min = std::numeric_limits<double>::min();
   }
   switch (fp_class) {
     case FP_NAN:
diff --git a/src/frontend/EmuThread.cpp b/src/frontend/EmuThread.cpp
index a876eac5..55a637a5 100644
--- a/src/frontend/EmuThread.cpp
+++ b/src/frontend/EmuThread.cpp
@@ -1,6 +1,7 @@
 #include <ParallelRDPWrapper.hpp>
 #include <EmuThread.hpp>
 #include <RenderWidget.hpp>
+#include "Audio.hpp"
 
 EmuThread::EmuThread(std::unique_ptr<QtInstanceFactory>&& instance, std::unique_ptr<Vulkan::WSIPlatform>&& wsiPlatform, std::unique_ptr<ParallelRdpWindowInfo>&& windowInfo, QObject* parent_object) noexcept
   : QThread(parent_object), instance(std::move(instance)), wsiPlatform(std::move(wsiPlatform)), windowInfo(std::move(windowInfo)) {}
@@ -8,15 +9,16 @@ EmuThread::EmuThread(std::unique_ptr<QtInstanceFactory>&& instance, std::unique_
 [[noreturn]] void EmuThread::run() noexcept {
   LoadWSIPlatform(instance.get(), std::move(wsiPlatform), std::move(windowInfo));
   LoadParallelRDP(core->cpu->mem.GetRDRAM());
+  n64::InitAudio();
   while (true) {
     if (!core->pause) {
       core->Run(0.5, 0.5);
       if(core->render) {
-        UpdateScreenParallelRdp(*core, core->cpu->mem.mmio.vi);
+        UpdateScreenParallelRdp(core->cpu->mem.mmio.vi);
       }
     } else {
       if(core->render) {
-        UpdateScreenParallelRdpNoGame(*core);
+        UpdateScreenParallelRdpNoGame();
       }
     }
   }
diff --git a/src/frontend/KaizenQt.cpp b/src/frontend/KaizenQt.cpp
index 5484b57b..dedcc020 100644
--- a/src/frontend/KaizenQt.cpp
+++ b/src/frontend/KaizenQt.cpp
@@ -3,7 +3,6 @@
 #include <QApplication>
 #include <QDropEvent>
 #include <QMimeData>
-#include <SDL2/SDL.h>
 
 KaizenQt::KaizenQt() noexcept : QWidget(nullptr) {
   mainWindow = new MainWindowController();
diff --git a/src/frontend/MainWindow.cpp b/src/frontend/MainWindow.cpp
index b5ea9628..5ae996f7 100644
--- a/src/frontend/MainWindow.cpp
+++ b/src/frontend/MainWindow.cpp
@@ -2,7 +2,6 @@
 #include <QMessageBox>
 #include <QKeyEvent>
 #include <MainWindow.hpp>
-#include <SDL2/SDL.h>
 
 MainWindowController::MainWindowController() noexcept {
   view.setupUi(this);