DB1200_IDE_PHYS_ADDR
.start = DB1200_IDE_PHYS_ADDR,
.end = DB1200_IDE_PHYS_ADDR + IDE_ALT_START - 1,
.start = DB1200_IDE_PHYS_ADDR + IDE_ALT_START,
.end = DB1200_IDE_PHYS_ADDR + DB1200_IDE_PHYS_LEN - 1,