NE_BASEREG
dp8390_iobase = NE_BASEREG;
#define NE_ASIC_BASEREG (NE_BASEREG + NE2000_ASIC_OFFSET * 2)
#define NIC_PORT(x) (NE_BASEREG + (x) * 2)
printf("ne: trying iobase=0x%x\n", NE_BASEREG);