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graphics: upload sparse PRT image backing

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This commit is contained in:
nmzik
2026-08-16 04:52:18 +02:00
parent 989477efad
commit 547b9b96cc
5 changed files with 147 additions and 4 deletions
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src/graphics/host_gpu/renderer/cache/bufferCache.cpp
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+2 -1
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@@ -621,7 +621,8 @@ ImageBufferSource BufferCache::ObtainBufferForImage(uint64_t vaddr, uint64_t siz
}
auto [staging, stage_offset] = m_staging_buffer.Map(size, 16);
if (staging == nullptr || !Libs::LibKernel::Memory::TryReadBacking(vaddr, staging, size)) {
if (staging == nullptr || (!Libs::LibKernel::Memory::TryReadBacking(vaddr, staging, size) &&
!Libs::LibKernel::Memory::TryReadPrtBacking(vaddr, staging, size))) {
EXIT("BufferCache: failed to read mapped guest image backing\n");
}
m_staging_buffer.Commit();