bsnes/asnes/ppu/mmio/mmio.hpp

171 lines
3.7 KiB
C++
Executable File

struct {
uint8 ppu1_mdr;
uint8 ppu2_mdr;
uint16 vram_readbuffer;
uint8 oam_latchdata;
uint8 cgram_latchdata;
uint8 bgofs_latchdata;
uint8 mode7_latchdata;
bool counters_latched;
bool latch_hcounter;
bool latch_vcounter;
uint16 ioamaddr;
uint16 icgramaddr;
//$2100 INIDISP
bool display_disabled;
unsigned display_brightness;
//$2102 OAMADDL
//$2103 OAMADDH
uint16 oam_baseaddr;
uint16 oam_addr;
bool oam_priority;
//$2105 BGMODE
bool bg3_priority;
uint8 bgmode;
//$210d BG1HOFS
uint16 mode7_hoffset;
//$210e BG1VOFS
uint16 mode7_voffset;
//$2115 VMAIN
bool vram_incmode;
uint8 vram_mapping;
uint8 vram_incsize;
//$2116 VMADDL
//$2117 VMADDH
uint16 vram_addr;
//$211a M7SEL
uint8 mode7_repeat;
bool mode7_vflip;
bool mode7_hflip;
//$211b M7A
uint16 m7a;
//$211c M7B
uint16 m7b;
//$211d M7C
uint16 m7c;
//$211e M7D
uint16 m7d;
//$211f M7X
uint16 m7x;
//$2120 M7Y
uint16 m7y;
//$2121 CGADD
uint16 cgram_addr;
//$2133 SETINI
bool mode7_extbg;
bool pseudo_hires;
bool overscan;
bool interlace;
//$213c OPHCT
uint16 hcounter;
//$213d OPVCT
uint16 vcounter;
} regs;
void latch_counters();
uint16 get_vram_address();
uint8 vram_read(unsigned addr);
void vram_write(unsigned addr, uint8 data);
uint8 oam_read(unsigned addr);
void oam_write(unsigned addr, uint8 data);
uint8 cgram_read(unsigned addr);
void cgram_write(unsigned addr, uint8 data);
bool interlace() const;
bool overscan() const;
bool hires() const;
void mmio_update_video_mode();
void mmio_w2100(uint8); //INIDISP
void mmio_w2101(uint8); //OBSEL
void mmio_w2102(uint8); //OAMADDL
void mmio_w2103(uint8); //OAMADDH
void mmio_w2104(uint8); //OAMDATA
void mmio_w2105(uint8); //BGMODE
void mmio_w2106(uint8); //MOSAIC
void mmio_w2107(uint8); //BG1SC
void mmio_w2108(uint8); //BG2SC
void mmio_w2109(uint8); //BG3SC
void mmio_w210a(uint8); //BG4SC
void mmio_w210b(uint8); //BG12NBA
void mmio_w210c(uint8); //BG34NBA
void mmio_w210d(uint8); //BG1HOFS
void mmio_w210e(uint8); //BG1VOFS
void mmio_w210f(uint8); //BG2HOFS
void mmio_w2110(uint8); //BG2VOFS
void mmio_w2111(uint8); //BG3HOFS
void mmio_w2112(uint8); //BG3VOFS
void mmio_w2113(uint8); //BG4HOFS
void mmio_w2114(uint8); //BG4VOFS
void mmio_w2115(uint8); //VMAIN
void mmio_w2116(uint8); //VMADDL
void mmio_w2117(uint8); //VMADDH
void mmio_w2118(uint8); //VMDATAL
void mmio_w2119(uint8); //VMDATAH
void mmio_w211a(uint8); //M7SEL
void mmio_w211b(uint8); //M7A
void mmio_w211c(uint8); //M7B
void mmio_w211d(uint8); //M7C
void mmio_w211e(uint8); //M7D
void mmio_w211f(uint8); //M7X
void mmio_w2120(uint8); //M7Y
void mmio_w2121(uint8); //CGADD
void mmio_w2122(uint8); //CGDATA
void mmio_w2123(uint8); //W12SEL
void mmio_w2124(uint8); //W34SEL
void mmio_w2125(uint8); //WOBJSEL
void mmio_w2126(uint8); //WH0
void mmio_w2127(uint8); //WH1
void mmio_w2128(uint8); //WH2
void mmio_w2129(uint8); //WH3
void mmio_w212a(uint8); //WBGLOG
void mmio_w212b(uint8); //WOBJLOG
void mmio_w212c(uint8); //TM
void mmio_w212d(uint8); //TS
void mmio_w212e(uint8); //TMW
void mmio_w212f(uint8); //TSW
void mmio_w2130(uint8); //CGWSEL
void mmio_w2131(uint8); //CGADDSUB
void mmio_w2132(uint8); //COLDATA
void mmio_w2133(uint8); //SETINI
uint8 mmio_r2134(); //MPYL
uint8 mmio_r2135(); //MPYM
uint8 mmio_r2136(); //MPYH
uint8 mmio_r2137(); //SLHV
uint8 mmio_r2138(); //OAMDATAREAD
uint8 mmio_r2139(); //VMDATALREAD
uint8 mmio_r213a(); //VMDATAHREAD
uint8 mmio_r213b(); //CGDATAREAD
uint8 mmio_r213c(); //OPHCT
uint8 mmio_r213d(); //OPVCT
uint8 mmio_r213e(); //STAT77
uint8 mmio_r213f(); //STAT78
void mmio_reset();
uint8 mmio_read(unsigned addr);
void mmio_write(unsigned addr, uint8 data);