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[host] d12: test if creating resources in the heap works at init
AMD GPUs and older NVidia GPUs can initialize fine but fail when we start to create resources in the shared memory heap, we must test it early to detect this so we can fallback to a working capture method.
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@ -113,6 +113,8 @@ static bool d12_enumerateDevices(
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IDXGIAdapter1 ** adapter,
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IDXGIAdapter1 ** adapter,
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IDXGIOutput ** output);
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IDXGIOutput ** output);
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static bool d12_heapTest(ID3D12Device3 * device, ID3D12Heap * heap);
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static ID3D12Resource * d12_frameBufferToResource(
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static ID3D12Resource * d12_frameBufferToResource(
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unsigned frameBufferIndex,
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unsigned frameBufferIndex,
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FrameBuffer * frameBuffer,
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FrameBuffer * frameBuffer,
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@ -349,6 +351,17 @@ static bool d12_init(void * ivshmemBase, unsigned * alignSize)
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D3D12_HEAP_DESC heapDesc = ID3D12Heap_GetDesc(*ivshmemHeap);
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D3D12_HEAP_DESC heapDesc = ID3D12Heap_GetDesc(*ivshmemHeap);
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*alignSize = heapDesc.Alignment;
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*alignSize = heapDesc.Alignment;
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/* Ensure we can create resources in the ivshmem heap
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* NOTE: It is safe to do this as the application has not yet setup the KVMFR
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* headers, so we can just attempt to create a resource at the start of the
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* heap without corrupting anything */
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if (!d12_heapTest(*device, *ivshmemHeap))
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{
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DEBUG_ERROR(
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"Unable to create resources in the IVSHMEM heap, is REBAR working?");
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goto exit;
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}
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// initialize the backend
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// initialize the backend
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if (!d12_backendInit(this->backend, this->debug, *device, *adapter, *output,
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if (!d12_backendInit(this->backend, this->debug, *device, *adapter, *output,
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this->trackDamage))
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this->trackDamage))
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@ -916,6 +929,50 @@ static bool d12_enumerateDevices(
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return true;
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return true;
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}
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}
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static bool d12_heapTest(ID3D12Device3 * device, ID3D12Heap * heap)
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{
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bool result = false;
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comRef_scopePush(1);
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D3D12_RESOURCE_DESC desc =
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{
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.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER,
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.Alignment = D3D12_DEFAULT_RESOURCE_PLACEMENT_ALIGNMENT,
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.Width = 1048576,
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.Height = 1,
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.DepthOrArraySize = 1,
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.MipLevels = 1,
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.Format = DXGI_FORMAT_UNKNOWN,
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.SampleDesc.Count = 1,
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.SampleDesc.Quality = 0,
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.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR,
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.Flags = D3D12_RESOURCE_FLAG_ALLOW_CROSS_ADAPTER
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};
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comRef_defineLocal(ID3D12Resource, resource);
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HRESULT hr = ID3D12Device3_CreatePlacedResource(
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device,
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heap,
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0,
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&desc,
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D3D12_RESOURCE_STATE_COPY_DEST,
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NULL,
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&IID_ID3D12Resource,
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(void **)resource);
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if (FAILED(hr))
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{
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DEBUG_WINERROR("Failed to create the FrameBuffer ID3D12Resource", hr);
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goto exit;
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}
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result = true;
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exit:
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comRef_scopePop();
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return result;
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}
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static ID3D12Resource * d12_frameBufferToResource(unsigned frameBufferIndex,
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static ID3D12Resource * d12_frameBufferToResource(unsigned frameBufferIndex,
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FrameBuffer * frameBuffer, unsigned size)
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FrameBuffer * frameBuffer, unsigned size)
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{
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{
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