diff options
| author | lonkaars <loek@pipeframe.xyz> | 2023-02-25 16:48:01 +0100 |
|---|---|---|
| committer | lonkaars <loek@pipeframe.xyz> | 2023-02-25 16:48:01 +0100 |
| commit | 779ad2408cf97687878f816ddff2b04f22f5172d (patch) | |
| tree | e9adbec3e7082e22a272e9fac250b00393a06746 /src/ppu/internals.c | |
| parent | f7da5b7dde8b9c342c805edd65e66febf705ed48 (diff) | |
add developer documentation to ppusim/ppu interface
Diffstat (limited to 'src/ppu/internals.c')
| -rw-r--r-- | src/ppu/internals.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/ppu/internals.c b/src/ppu/internals.c index e4817f1..1c95a5a 100644 --- a/src/ppu/internals.c +++ b/src/ppu/internals.c @@ -4,9 +4,12 @@ #include "ppu/internals.h" bool hh_ppu_vram_valid_address(hh_ppu_addr_t addr) { - #warning unimlemented - (void) addr; // compiler bruh - return true; + if (addr >= HH_PPU_VRAM_TMM_OFFSET && addr <= HH_PPU_VRAM_TMM_OFFSET + HH_PPU_VRAM_TMM_SIZE) return true; + if (addr >= HH_PPU_VRAM_BAM_OFFSET && addr <= HH_PPU_VRAM_BAM_OFFSET + HH_PPU_VRAM_BAM_SIZE) return true; + if (addr >= HH_PPU_VRAM_FAM_OFFSET && addr <= HH_PPU_VRAM_FAM_OFFSET + HH_PPU_VRAM_FAM_SIZE) return true; + if (addr >= HH_PPU_VRAM_PAL_OFFSET && addr <= HH_PPU_VRAM_PAL_OFFSET + HH_PPU_VRAM_PAL_SIZE) return true; + if (addr >= HH_PPU_VRAM_AUX_OFFSET && addr <= HH_PPU_VRAM_AUX_OFFSET + HH_PPU_VRAM_AUX_SIZE) return true; + return false; } void hh_ppu_vram_write(hh_s_ppu_vram_data data) { |