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gpu: allow byte-granular memory DMA

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nmzik
2026-08-09 05:31:18 +02:00
parent 9c263a9886
commit 4cd6132758
2 changed files with 2 additions and 3 deletions
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src/graphics/host_gpu/renderer/cache/bufferCache.cpp
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+2 -2
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@@ -722,8 +722,8 @@ void BufferCache::CopyBuffer(uint64_t dst_vaddr, uint64_t src_vaddr, uint64_t si
const bool dst_memory = !dst_gds;
const bool src_memory = !src_gds;
if ((dst_memory && dst_vaddr == 0) || (src_memory && src_vaddr == 0) || size == 0 ||
((dst_vaddr | src_vaddr | size) & 3u) != 0 || size > UINT64_MAX - dst_vaddr ||
size > UINT64_MAX - src_vaddr || (dst_gds && src_gds) ||
((dst_gds || src_gds) && ((dst_vaddr | src_vaddr | size) & 3u) != 0) ||
size > UINT64_MAX - dst_vaddr || size > UINT64_MAX - src_vaddr || (dst_gds && src_gds) ||
(dst_gds == src_gds && src_vaddr < dst_vaddr + size && dst_vaddr < src_vaddr + size) ||
(dst_gds && (dst_vaddr > m_gds_buffer.Size() || size > m_gds_buffer.Size() - dst_vaddr)) ||
(src_gds && (src_vaddr > m_gds_buffer.Size() || size > m_gds_buffer.Size() - src_vaddr))) {