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author | Fernando Sahmkow <fsahmkow27@gmail.com> | 2019-04-16 21:45:24 +0200 |
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committer | FernandoS27 <fsahmkow27@gmail.com> | 2019-04-17 00:49:35 +0200 |
commit | d0082de82a094c98a5ef8907583415daef91604a (patch) | |
tree | f9e634136a921a76d81a34457bdc9633177a9ea3 /src/video_core/memory_manager.cpp | |
parent | Use ReadBlockUnsafe for fetyching DMA CommandLists (diff) | |
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Diffstat (limited to 'src/video_core/memory_manager.cpp')
-rw-r--r-- | src/video_core/memory_manager.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp index 18a8d2684..095a7e5a4 100644 --- a/src/video_core/memory_manager.cpp +++ b/src/video_core/memory_manager.cpp @@ -199,6 +199,14 @@ const u8* MemoryManager::GetPointer(GPUVAddr addr) const { return {}; } +bool MemoryManager::IsBlockContinous(const GPUVAddr start, const std::size_t size) { + const GPUVAddr end = start + size; + const auto host_ptr_start = reinterpret_cast<std::uintptr_t>(GetPointer(start)); + const auto host_ptr_end = reinterpret_cast<std::uintptr_t>(GetPointer(end)); + const std::size_t range = static_cast<std::size_t>(host_ptr_end - host_ptr_start); + return range == size; +} + void MemoryManager::ReadBlock(GPUVAddr src_addr, void* dest_buffer, const std::size_t size) const { std::size_t remaining_size{size}; std::size_t page_index{src_addr >> page_bits}; |