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23 lines
944 B
C
23 lines
944 B
C
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#ifndef _X6502STRUCTH
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typedef struct __X6502 {
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int32 tcount; /* Temporary cycle counter */
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uint16 PC; /* I'll change this to uint32 later... */
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/* I'll need to AND PC after increments to 0xFFFF */
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/* when I do, though. Perhaps an IPC() macro? */
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uint8 A,X,Y,S,P,mooPI;
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uint8 jammed;
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int32 count;
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uint32 IRQlow; /* Simulated IRQ pin held low(or is it high?).
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And other junk hooked on for speed reasons.*/
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uint8 DB; /* Data bus "cache" for reads from certain areas */
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int preexec; /* Pre-exec'ing for debug breakpoints. */
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void (*CPUHook)(struct __X6502 *);
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uint8 (*ReadHook)(struct __X6502 *, unsigned int);
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void (*WriteHook)(struct __X6502 *, unsigned int, uint8);
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} X6502;
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#define _X6502STRUCTH
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#endif
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