1 files changed, 39 insertions, 0 deletions

diff --git a/src/video_core/command_classes/host1x.cpp b/src/video_core/command_classes/host1x.cpp
new file mode 100644
index 000000000..a5234ee47
--- /dev/null
+++ b/src/video_core/command_classes/host1x.cpp
@@ -0,0 +1,39 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "video_core/command_classes/host1x.h"
+#include "video_core/gpu.h"
+
+Tegra::Host1x::Host1x(GPU& gpu_) : gpu(gpu_) {}
+
+Tegra::Host1x::~Host1x() = default;
+
+void Tegra::Host1x::StateWrite(u32 offset, u32 arguments) {
+    u8* const state_offset = reinterpret_cast<u8*>(&state) + offset * sizeof(u32);
+    std::memcpy(state_offset, &arguments, sizeof(u32));
+}
+
+void Tegra::Host1x::ProcessMethod(Host1x::Method method, const std::vector<u32>& arguments) {
+    StateWrite(static_cast<u32>(method), arguments[0]);
+    switch (method) {
+    case Method::WaitSyncpt:
+        Execute(arguments[0]);
+        break;
+    case Method::LoadSyncptPayload32:
+        syncpoint_value = arguments[0];
+        break;
+    case Method::WaitSyncpt32:
+        Execute(arguments[0]);
+        break;
+    default:
+        UNIMPLEMENTED_MSG("Host1x method 0x{:X}", static_cast<u32>(method));
+        break;
+    }
+}
+
+void Tegra::Host1x::Execute(u32 data) {
+    // This method waits on a valid syncpoint.
+    // TODO: Implement when proper Async is in place
+}