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https://github.com/Pecusx/libretro-atari800.git
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R-type
30 lines
662 B
C
30 lines
662 B
C
#ifndef PIA_H_
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#define PIA_H_
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#include "atari.h"
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#define PIA_OFFSET_PORTA 0x00
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#define PIA_OFFSET_PORTB 0x01
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#define PIA_OFFSET_PACTL 0x02
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#define PIA_OFFSET_PBCTL 0x03
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extern UBYTE PIA_PACTL;
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extern UBYTE PIA_PBCTL;
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extern UBYTE PIA_PORTA;
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extern UBYTE PIA_PORTB;
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extern UBYTE PIA_PORTA_mask;
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extern UBYTE PIA_PORTB_mask;
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extern UBYTE PIA_PORT_input[2];
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extern int PIA_CA2;
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extern int PIA_CB2;
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extern int PIA_IRQ;
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int PIA_Initialise(int *argc, char *argv[]);
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void PIA_Reset(void);
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UBYTE PIA_GetByte(UWORD addr, int no_side_effects);
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void PIA_PutByte(UWORD addr, UBYTE byte);
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void PIA_StateSave(void);
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void PIA_StateRead(UBYTE version);
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#endif /* PIA_H_ */
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