ShuriZma
/
duckstation
mirror of https://github.com/stenzek/duckstation
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GPU: Page align VRAM storage on Apple Silicon

This commit is contained in:
Stenzek 2024-11-10 14:02:03 +10:00
parent 2bf0838634
commit 5b600789d6
No known key found for this signature in database
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/core/gpu.cpp
View File

@ -45,8 +45,13 @@ LOG_CHANNEL(GPU);
std::unique_ptr<GPU> g_gpu;
// aligning VRAM to 4K is fine, since the ARM64 instructions compute 4K page aligned addresses
// TOOD: REMOVE ME
alignas(4096) u16 g_vram[VRAM_SIZE / sizeof(u16)];
// or it would be, except we want to import the memory for readbacks on metal..
#ifdef DYNAMIC_HOST_PAGE_SIZE
#define VRAM_STORAGE_ALIGNMENT MIN_HOST_PAGE_SIZE
#else
#define VRAM_STORAGE_ALIGNMENT HOST_PAGE_SIZE
#endif
alignas(VRAM_STORAGE_ALIGNMENT) u16 g_vram[VRAM_SIZE / sizeof(u16)];
u16 g_gpu_clut[GPU_CLUT_SIZE];
const GPU::GP0CommandHandlerTable GPU::s_GP0_command_handler_table = GPU::GenerateGP0CommandHandlerTable();