diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp index ca923d17d..022d4ab74 100644 --- a/src/video_core/memory_manager.cpp +++ b/src/video_core/memory_manager.cpp @@ -87,6 +87,16 @@ GPUVAddr MemoryManager::UnmapBuffer(GPUVAddr gpu_addr, u64 size) { return gpu_addr; } +GPUVAddr MemoryManager::GetRegionEnd(GPUVAddr region_start) const { + for (const auto& region : mapped_regions) { + const GPUVAddr region_end{region.gpu_addr + region.size}; + if (region_start >= region.gpu_addr && region_start < region_end) { + return region_end; + } + } + return {}; +} + boost::optional MemoryManager::FindFreeBlock(u64 size, u64 align) { GPUVAddr gpu_addr = 0; u64 free_space = 0; diff --git a/src/video_core/memory_manager.h b/src/video_core/memory_manager.h index 86765e72a..caf80093f 100644 --- a/src/video_core/memory_manager.h +++ b/src/video_core/memory_manager.h @@ -26,6 +26,7 @@ public: GPUVAddr MapBufferEx(VAddr cpu_addr, u64 size); GPUVAddr MapBufferEx(VAddr cpu_addr, GPUVAddr gpu_addr, u64 size); GPUVAddr UnmapBuffer(GPUVAddr gpu_addr, u64 size); + GPUVAddr GetRegionEnd(GPUVAddr region_start) const; boost::optional GpuToCpuAddress(GPUVAddr gpu_addr); std::vector CpuToGpuAddress(VAddr cpu_addr) const;