MCUME/MCUME_pico/pico5200/memory.h

19 wiersze
754 B
C

#ifndef __MEMORY__
#define __MEMORY__
extern unsigned char * memory;
#define MEMORY_GetByte(addr) (Atari_GetByte(addr))
#define MEMORY_PutByte(addr,byte) Atari_PutByte(addr,byte)
#define MEMORY_dGetByte(addr) (Atari_GetByte(addr))
#define MEMORY_dPutByte(addr,byte) Atari_PutByte(addr,byte)
#define MEMORY_dGetWord(x) (Atari_GetByte(x) | (Atari_GetByte((x) + 1) << 8))
#define MEMORY_dPutWord(x,y) (Atari_PutByte(x,(UBYTE) (y)) , Atari_PutByte(x + 1,(UBYTE) ((y) >> 8))
/* faster versions of dGetWord and dPutWord for even addresses */
/* TODO: guarantee that memory is UWORD-aligned and use UWORD access */
#define MEMORY_dGetWordAligned(x) MEMORY_dGetWord(x)
#define MEMORY_dPutWordAligned(x,y) MEMORY_dPutWord(x,y)
#endif