sys/src/games/gba/dat.h

   1 typedef char s8int;
   2 typedef short s16int;
   3 typedef long s32int;
   4 typedef vlong s64int;
   5
   6 extern int cpuhalt, trace, keys;
   7
   8 extern u32int curpc;
   9 extern int irq;
  10
  11 extern int dmaact;
  12 extern uchar vram[];
  13 extern u16int pram[], oam[];
  14 extern u16int reg[];
  15 extern uchar *rom, *back;
  16 extern int nrom, nback, backup;
  17
  18 extern int hblank, ppuy;
  19
  20 extern int clock;
  21 extern int scale;
  22
  23 typedef struct Event Event;
  24 struct Event {
  25         int time;
  26         void (*f)(void *);
  27         Event *next;
  28         void *aux;
  29 };
  30 extern Event *elist;
  31
  32 enum {
  33         DISPCNT = 0x0/2,
  34         DISPSTAT = 0x4/2,
  35         BG0CNT = 0x8/2,
  36         BG0HOFS = 0x10/2,
  37         BG0VOFS = 0x12/2,
  38
  39         BG2PA = 0x20/2,
  40         BG2PB = 0x22/2,
  41         BG2PC = 0x24/2,
  42         BG2PD = 0x26/2,
  43         BG2XL = 0x28/2,
  44         BG2XH = 0x2a/2,
  45         BG2YL = 0x2c/2,
  46         BG2YH = 0x2e/2,
  47         BG3XL = 0x38/2,
  48         BG3XH = 0x3a/2,
  49         BG3YL = 0x3c/2,
  50         BG3YH = 0x3e/2,
  51
  52         WIN0H = 0x40/2,
  53         WIN1H = 0x42/2,
  54         WIN0V = 0x44/2,
  55         WIN1V = 0x46/2,
  56         WININ = 0x48/2,
  57         WINOUT = 0x4a/2,
  58         MOSAIC = 0x4c/2,
  59         BLDCNT = 0x50/2,
  60         BLDALPHA = 0x52/2,
  61         BLDY = 0x54/2,
  62
  63         SOUNDCNTL = 0x80/2,
  64         SOUNDCNTH = 0x82/2,
  65         SOUNDBIAS = 0x88/2,
  66
  67         FIFOAH = 0xa2/2,
  68         FIFOBH = 0xa6/2,
  69
  70         DMA0CNTH = 0xba/2,
  71         DMA1CNTH = 0xc6/2,
  72         DMA2CNTH = 0xd2/2,
  73         DMA3CNTH = 0xde/2,
  74
  75         TM0CNTH = 0x102/2,
  76         KEYCNT = 0x132/2,
  77
  78         IE = 0x200/2,
  79         IF = 0x202/2,
  80         WAITCNT = 0x204/2,
  81         IME = 0x208/2,
  82
  83 };
  84
  85 enum {
  86         /* DISPCNT */
  87         FRAME = 1<<4,
  88         HBLFREE = 1<<5,
  89         OBJNOMAT = 1<<6,
  90         FBLANK = 1<<7,
  91
  92         /* DISPSTAT */
  93         IRQVBLEN = 1<<3,
  94         IRQHBLEN = 1<<4,
  95         IRQVCTREN = 1<<5,
  96
  97         /* BGnCNT */
  98         BGMOSAIC = 1<<6,
  99         BG8 = 1<<7,
 100         DISPWRAP = 1<<13,
 101
 102         /* TIMERnCNTH */
 103         PRESC = 3,
 104         COUNTUP = 1<<2,
 105         TIMERIRQ = 1<<6,
 106         TIMERON = 1<<7,
 107
 108         /* DMAnCNTH */
 109         DMADCNT = 5,
 110         DMASCNT = 7,
 111         DMAREP = 1<<9,
 112         DMAWIDE = 1<<10,
 113         DMAWHEN = 12,
 114         DMAIRQ = 1<<14,
 115         DMAEN = 1<<15,
 116
 117         DMAINC = 0,
 118         DMADEC = 1,
 119         DMAFIX = 2,
 120         DMAINCREL = 3,
 121
 122         DMANOW = 0,
 123         DMAVBL = 1,
 124         DMAHBL = 2,
 125         DMASPEC = 3,
 126         DMASOUND = 4,
 127         DMAVIDEO = 5,
 128
 129         IRQVBL = 1<<0,
 130         IRQHBL = 1<<1,
 131         IRQVCTR = 1<<2,
 132         IRQTIM0 = 1<<3,
 133         IRQDMA0 = 1<<8,
 134         IRQKEY = 1<<12,
 135
 136         NOBACK = 0,
 137         SRAM = 1,
 138         EEPROM = 2,
 139         FLASH = 3,
 140
 141         KB = 1024,
 142         BACKTYPELEN = 64,
 143         HZ = 16777216,
 144         MILLION = 1000000,
 145         BILLION = 1000000000,
 146 };
 147
 148 typedef struct Var Var;
 149
 150 struct Var {
 151         void *a;
 152         int s, n;
 153 };
 154 #define VAR(a) {&a, sizeof(a), 1}
 155 #define ARR(a) {a, sizeof(*a), nelem(a)}
 156 enum { NEVENT = 6 };