[video_core] Improve DMA logic and add an option to sync memory operations (#276)

This improves DMA logic and add an option to sync memory operations.

Thanks to Higgs for the new DMA logic.

Co-authored-by: PavelBARABANOV <pavelbarabanov94@gmail.com>
Co-authored-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/276
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: MaranBr <maranbr@outlook.com>
Co-committed-by: MaranBr <maranbr@outlook.com>

src/android/app/src/main/res/values-zh-rCN/strings.xml

@@ -77,6 +77,8 @@
     <string name="frame_interpolation_description">通过同步帧间时间确保流畅一致的帧交付，减少卡顿和不均匀动画。适合存在帧时间不稳定或游戏过程中出现微卡顿的游戏。</string>
     <string name="renderer_early_release_fences">提前释放围栏</string>
     <string name="renderer_early_release_fences_description">可修复《大金刚国度:热带寒流》《深海迷航:零度之下》和《奥日2》等游戏中的0 FPS问题，但可能影响Unreal Engine游戏的加载或性能。</string>
+    <string name="sync_memory_operations">同步内存操作</string>
+    <string name="sync_memory_operations_description">确保计算和内存操作之间的数据一致性。 此选项应能修复某些游戏中的问题，但在某些情况下可能会降低性能。 使用Unreal Engine 4的游戏似乎受影响最大。</string>
     <string name="buffer_reorder_disable">禁用缓冲重排序</string>
     <string name="buffer_reorder_disable_description">勾选时，禁用映射内存上传的重排序功能，允许将上传与特定绘制关联。在某些情况下可能会降低性能。</string>
     <string name="use_lru_cache">启用LRU缓存</string>