CSRTYPE_D
if ((reg[i].key & CSRTYPE_MASK) == CSRTYPE_D)
if ((reg->key & CSRTYPE_MASK) == CSRTYPE_D) {
case CSRTYPE_D:
#define CROM_UDIR (CSRTYPE_D | CSRKEY_UNIT) /* 0x81 Unit directory */