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[D3D12] Restored memory access safeguard

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This commit is contained in:
Gliniak
2025-11-18 22:34:19 +01:00
parent 243178a310
commit 1bf98e9354
1 changed files with 16 additions and 0 deletions
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16
src/xenia/gpu/d3d12/d3d12_shared_memory.cc
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@@ -419,6 +419,22 @@ bool D3D12SharedMemory::UploadRanges(
trace_writer_.WriteMemoryRead(upload_range_start << page_size_log2(),
upload_range_length << page_size_log2());
if (upload_range_length > 0) {
const uint32_t upload_range_last_page =
upload_range_start + upload_range_length - 1;
memory::PageAccess page_access =
memory().GetPhysicalHeap()->QueryRangeAccess(
upload_range_last_page << page_size_log2(),
(upload_range_last_page
<< page_size_log2())); // Check only last page
if (page_access == xe::memory::PageAccess::kNoAccess) {
XELOGE("Invalid upload range for GPU: {:08X}", upload_range_start);
return false;
}
}
while (upload_range_length != 0) {
ID3D12Resource* upload_buffer;
size_t upload_buffer_offset, upload_buffer_size;