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-rw-r--r--src/video_core/gpu.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h
index af5ccd1e9..fb8975811 100644
--- a/src/video_core/gpu.h
+++ b/src/video_core/gpu.h
@@ -156,6 +156,46 @@ public:
/// Returns a const reference to the GPU DMA pusher.
const Tegra::DmaPusher& DmaPusher() const;
+ struct Regs {
+ static constexpr size_t NUM_REGS = 0x100;
+
+ union {
+ struct {
+ INSERT_PADDING_WORDS(0x4);
+ struct {
+ u32 address_high;
+ u32 address_low;
+
+ GPUVAddr SmaphoreAddress() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) |
+ address_low);
+ }
+ } smaphore_address;
+
+ u32 semaphore_sequence;
+ u32 semaphore_trigger;
+ INSERT_PADDING_WORDS(0xC);
+
+ // The puser and the puller share the reference counter, the pusher only has read
+ // access
+ u32 reference_count;
+ INSERT_PADDING_WORDS(0x5);
+
+ u32 semaphore_acquire;
+ u32 semaphore_release;
+ INSERT_PADDING_WORDS(0xE4);
+
+ // Puller state
+ u32 acquire_mode;
+ u32 acquire_source;
+ u32 acquire_active;
+ u32 acquire_timeout;
+ u32 acquire_value;
+ };
+ std::array<u32, NUM_REGS> reg_array;
+ };
+ } regs{};
+
private:
std::unique_ptr<Tegra::DmaPusher> dma_pusher;
std::unique_ptr<Tegra::MemoryManager> memory_manager;
@@ -173,6 +213,37 @@ private:
std::unique_ptr<Engines::MaxwellDMA> maxwell_dma;
/// Inline memory engine
std::unique_ptr<Engines::KeplerMemory> kepler_memory;
+
+ void ProcessBindMethod(const MethodCall& method_call);
+ void ProcessSemaphoreTriggerMethod();
+ void ProcessSemaphoreRelease();
+ void ProcessSemaphoreAcquire();
+
+ // Calls a GPU puller method.
+ void CallPullerMethod(const MethodCall& method_call);
+ // Calls a GPU engine method.
+ void CallEngineMethod(const MethodCall& method_call);
+ // Determines where the method should be executed.
+ bool ExecuteMethodOnEngine(const MethodCall& method_call);
};
+#define ASSERT_REG_POSITION(field_name, position) \
+ static_assert(offsetof(GPU::Regs, field_name) == position * 4, \
+ "Field " #field_name " has invalid position")
+
+ASSERT_REG_POSITION(smaphore_address, 0x4);
+ASSERT_REG_POSITION(semaphore_sequence, 0x6);
+ASSERT_REG_POSITION(semaphore_trigger, 0x7);
+ASSERT_REG_POSITION(reference_count, 0x14);
+ASSERT_REG_POSITION(semaphore_acquire, 0x1A);
+ASSERT_REG_POSITION(semaphore_release, 0x1B);
+
+ASSERT_REG_POSITION(acquire_mode, 0x100);
+ASSERT_REG_POSITION(acquire_source, 0x101);
+ASSERT_REG_POSITION(acquire_active, 0x102);
+ASSERT_REG_POSITION(acquire_timeout, 0x103);
+ASSERT_REG_POSITION(acquire_value, 0x104);
+
+#undef ASSERT_REG_POSITION
+
} // namespace Tegra