read_srom
static u_int read_srom(struct local *, int);
val = read_srom(l, SROM_MAC_OFFSET / 2 + 0);
val = read_srom(l, SROM_MAC_OFFSET / 2 + 1);
val = read_srom(l, SROM_MAC_OFFSET / 2 + 2);
l->sromsft = (read_srom(l, 255) & 0x40000) ? 8 : 6;
static int read_srom(struct local *, int);
val = read_srom(l, 0); en[0] = val; en[1] = (val >> 8);
val = read_srom(l, 1); en[2] = val; en[3] = (val >> 8);
val = read_srom(l, 2); en[4] = val; en[5] = (val >> 8);