io.c

Xbox主机破解,烧录晶片专用的程式,可烧录256KB的49lf020晶片,使用LPC port

typedef unsigned char  Ubyte;
typedef unsigned short Uword;

void Outportb(Uword portid, Ubyte value)
{ _DX=portid;
  _AL=value;
  asm { out dx,al };
}

Ubyte Inportb(Uword portid)
{ _DX=portid;
  asm { in al,dx };
  return _AL;
}