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21 lines
400 B
C
21 lines
400 B
C
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#ifndef _IO_H_
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#define _IO_H_
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#define REGION_USA 0x80
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#define REGION_JAPAN_NTSC 0x00
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#define REGION_EUROPE 0xC0
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#define REGION_JAPAN_PAL 0x40
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/* Global variables */
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extern uint8 io_reg[0x10];
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extern uint8 region_code;
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extern uint8 pad_type;
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/* Function prototypes */
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extern void io_reset(void);
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extern void io_write(int offset, int value);
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extern int io_read(int offset);
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#endif /* _IO_H_ */
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