| // Copyright (C) 2018 The Android Open Source Project |
| // Copyright (C) 2018 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| #pragma once |
| |
| #include <vulkan/vulkan.h> |
| |
| #include "aemu/base/AndroidSubAllocator.h" |
| #include "goldfish_address_space.h" |
| |
| constexpr uint64_t kMegaBtye = 1048576; |
| |
| // This needs to be a power of 2 that is at least the min alignment needed |
| // in HostVisibleMemoryVirtualization.cpp. |
| // Some Windows drivers require a 64KB alignment for suballocated memory (b:152769369) for YUV |
| // images. |
| constexpr uint64_t kLargestPageSize = 65536; |
| |
| constexpr uint64_t kDefaultHostMemBlockSize = 16 * kMegaBtye; // 16 mb |
| constexpr uint64_t kHostVisibleHeapSize = 512 * kMegaBtye; // 512 mb |
| |
| #include "VirtGpu.h" |
| |
| namespace goldfish_vk { |
| |
| bool isHostVisible(const VkPhysicalDeviceMemoryProperties* memoryProps, uint32_t index); |
| |
| using GoldfishAddressSpaceBlockPtr = std::shared_ptr<GoldfishAddressSpaceBlock>; |
| using SubAllocatorPtr = std::unique_ptr<android::base::guest::SubAllocator>; |
| |
| class CoherentMemory { |
| public: |
| CoherentMemory(VirtGpuBlobMappingPtr blobMapping, uint64_t size, VkDevice device, |
| VkDeviceMemory memory); |
| CoherentMemory(GoldfishAddressSpaceBlockPtr block, uint64_t gpuAddr, uint64_t size, |
| VkDevice device, VkDeviceMemory memory); |
| ~CoherentMemory(); |
| |
| VkDeviceMemory getDeviceMemory() const; |
| |
| bool subAllocate(uint64_t size, uint8_t** ptr, uint64_t& offset); |
| bool release(uint8_t* ptr); |
| |
| private: |
| CoherentMemory(CoherentMemory const&); |
| void operator=(CoherentMemory const&); |
| |
| uint64_t mSize; |
| VirtGpuBlobMappingPtr mBlobMapping = nullptr; |
| GoldfishAddressSpaceBlockPtr mBlock = nullptr; |
| VkDevice mDevice; |
| VkDeviceMemory mMemory; |
| SubAllocatorPtr mAllocator; |
| }; |
| |
| using CoherentMemoryPtr = std::shared_ptr<CoherentMemory>; |
| |
| } // namespace goldfish_vk |