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maxwell_dma: Check for valid source in destination before copy.
- Avoid a crash in Octopath Traveler.
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@ -88,6 +88,16 @@ void MaxwellDMA::HandleCopy() {
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auto source_ptr{memory_manager.GetPointer(source)};
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auto source_ptr{memory_manager.GetPointer(source)};
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auto dst_ptr{memory_manager.GetPointer(dest)};
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auto dst_ptr{memory_manager.GetPointer(dest)};
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if (!source_ptr) {
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LOG_ERROR(HW_GPU, "source_ptr is invalid");
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return;
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}
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if (!dst_ptr) {
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LOG_ERROR(HW_GPU, "dst_ptr is invalid");
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return;
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}
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const auto FlushAndInvalidate = [&](u32 src_size, u64 dst_size) {
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const auto FlushAndInvalidate = [&](u32 src_size, u64 dst_size) {
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// TODO(Subv): For now, manually flush the regions until we implement GPU-accelerated
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// TODO(Subv): For now, manually flush the regions until we implement GPU-accelerated
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// copying.
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// copying.
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