1 files changed, 59 insertions, 0 deletions

diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 83c7e5b0b..88c45a423 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -17,6 +17,8 @@ u32 FramebufferConfig::BytesPerPixel(PixelFormat format) {
     switch (format) {
     case PixelFormat::ABGR8:
         return 4;
+    default:
+        return 4;
     }
 
     UNREACHABLE();
@@ -24,6 +26,7 @@ u32 FramebufferConfig::BytesPerPixel(PixelFormat format) {
 
 GPU::GPU(VideoCore::RasterizerInterface& rasterizer) {
     memory_manager = std::make_unique<Tegra::MemoryManager>();
+    dma_pusher = std::make_unique<Tegra::DmaPusher>(*this);
     maxwell_3d = std::make_unique<Engines::Maxwell3D>(rasterizer, *memory_manager);
     fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer, *memory_manager);
     maxwell_compute = std::make_unique<Engines::MaxwellCompute>();
@@ -49,6 +52,14 @@ const MemoryManager& GPU::MemoryManager() const {
     return *memory_manager;
 }
 
+DmaPusher& GPU::DmaPusher() {
+    return *dma_pusher;
+}
+
+const DmaPusher& GPU::DmaPusher() const {
+    return *dma_pusher;
+}
+
 u32 RenderTargetBytesPerPixel(RenderTargetFormat format) {
     ASSERT(format != RenderTargetFormat::NONE);
 
@@ -111,4 +122,52 @@ u32 DepthFormatBytesPerPixel(DepthFormat format) {
     }
 }
 
+enum class BufferMethods {
+    BindObject = 0,
+    CountBufferMethods = 0x40,
+};
+
+void GPU::CallMethod(const MethodCall& method_call) {
+    LOG_TRACE(HW_GPU, "Processing method {:08X} on subchannel {}", method_call.method,
+              method_call.subchannel);
+
+    ASSERT(method_call.subchannel < bound_engines.size());
+
+    if (method_call.method == static_cast<u32>(BufferMethods::BindObject)) {
+        // Bind the current subchannel to the desired engine id.
+        LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel,
+                  method_call.argument);
+        bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument);
+        return;
+    }
+
+    if (method_call.method < static_cast<u32>(BufferMethods::CountBufferMethods)) {
+        // TODO(Subv): Research and implement these methods.
+        LOG_ERROR(HW_GPU, "Special buffer methods other than Bind are not implemented");
+        return;
+    }
+
+    const EngineID engine = bound_engines[method_call.subchannel];
+
+    switch (engine) {
+    case EngineID::FERMI_TWOD_A:
+        fermi_2d->CallMethod(method_call);
+        break;
+    case EngineID::MAXWELL_B:
+        maxwell_3d->CallMethod(method_call);
+        break;
+    case EngineID::MAXWELL_COMPUTE_B:
+        maxwell_compute->CallMethod(method_call);
+        break;
+    case EngineID::MAXWELL_DMA_COPY_A:
+        maxwell_dma->CallMethod(method_call);
+        break;
+    case EngineID::KEPLER_INLINE_TO_MEMORY_B:
+        kepler_memory->CallMethod(method_call);
+        break;
+    default:
+        UNIMPLEMENTED_MSG("Unimplemented engine");
+    }
+}
+
 } // namespace Tegra