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memory_manager: Do not MapBufferEx over already in use memory.

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- This fixes rendering when changing areas in Super Mario Odyssey.
This commit is contained in:
bunnei
2018-10-31 22:20:37 -04:00
parent cc1fe93297
commit 4aa9779ae1
2 changed files with 52 additions and 31 deletions
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8
src/video_core/memory_manager.h
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@ -34,15 +34,15 @@ public:
static constexpr u64 PAGE_MASK = PAGE_SIZE - 1;
private:
std::optional<GPUVAddr> FindFreeBlock(u64 size, u64 align = 1);
bool IsPageMapped(GPUVAddr gpu_addr);
VAddr& PageSlot(GPUVAddr gpu_addr);
enum class PageStatus : u64 {
Unmapped = 0xFFFFFFFFFFFFFFFFULL,
Allocated = 0xFFFFFFFFFFFFFFFEULL,
};
std::optional<GPUVAddr> FindFreeBlock(GPUVAddr region_start, u64 size, u64 align,
PageStatus status);
VAddr& PageSlot(GPUVAddr gpu_addr);
static constexpr u64 MAX_ADDRESS{0x10000000000ULL};
static constexpr u64 PAGE_TABLE_BITS{10};
static constexpr u64 PAGE_TABLE_SIZE{1 << PAGE_TABLE_BITS};