85 lines
1.5 KiB
C
85 lines
1.5 KiB
C
typedef signed char s8int;
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typedef signed short s16int;
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extern u8int rP, dma, nmi, irq, emu, wai;
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extern u16int rA, rX, rY, rS, rD, pc;
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extern u32int rPB, rDB, curpc, hdma;
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extern int trace;
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extern uchar *prg, *sram;
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extern int nprg, nsram, hirom;
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extern u32int keys, keylatch, lastkeys;
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extern u8int reg[32768], mem[131072], spcmem[65536], vram[65536], oam[544];
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extern u16int cgram[256], vramlatch;
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extern u8int mdr, mdr1, mdr2;
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extern int ppux, ppuy, rx;
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extern u16int vtime, htime, subcolor, oamaddr;
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extern u16int hofs[5], vofs[5];
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extern s16int m7[6];
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extern u8int spcmem[65536], spctimer[4], dsp[256];
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extern u8int sA, sX, sY, sP, sS;
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extern u16int spc;
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extern u8int dspstate;
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extern u16int dspcounter, noise;
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extern int ppuclock, spcclock, dspclock, stimerclock, cpupause;
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extern int battery, saveclock, scale, mouse;
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enum {
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FLAGC = 1<<0,
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FLAGZ = 1<<1,
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FLAGI = 1<<2,
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FLAGD = 1<<3,
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FLAGX = 1<<4,
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FLAGM = 1<<5,
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FLAGV = 1<<6,
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FLAGN = 1<<7,
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};
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enum {
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FREQ = 21477272,
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SPCDIV = 21,
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SAVEFREQ = FREQ / 4,
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XLEFT = 22,
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XRIGHT = 22 + 255,
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};
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enum {
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INIDISP = 0x2100,
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FORBLANK = 0x80,
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OBSEL = 0x2101,
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OAMADDH = 0x2103,
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BGMODE = 0x2105,
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MOSAIC = 0x2106,
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M7SEL = 0x211a,
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WIN1 = 2,
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INVW1 = 1,
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WIN2 = 8,
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INVW2 = 4,
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TM = 0x212c,
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TS = 0x212d,
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TMW = 0x212e,
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TSW = 0x212f,
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CGWSEL = 0x2130,
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CGADSUB = 0x2131,
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DIRCOL = 1,
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SETINI = 0x2133,
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EXTBG = 1<<6,
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OVERSCAN = 1<<2,
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AUTOJOY = 1,
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NMITIMEN = 0x4200,
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MEMSEL = 0x420d,
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RDNMI = 0x4210,
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VBLANK = 1<<7,
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VCNTIRQ = 1<<5,
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HCNTIRQ = 1<<4,
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};
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enum {
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IRQPPU = 1<<7,
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};
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