SPOFF
bus->sprom._field = ((sprom[SPOFF(_offset)] & (_mask)) >> (_shift))
bus->sprom._field = ((((u32)sprom[SPOFF((_offset)+2)] << 16 | \
sprom[SPOFF(_offset)]) & (_mask)) >> (_shift))
v = in[SPOFF(offset)];
v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i];
out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
out->_outvar = ((((u32)in[SPOFF((_offset)+2)] << 16 | \
in[SPOFF(_offset)]) & (_mask)) >> (_shift))
v = in[SPOFF(offset)];
sprom_get_mac(out->il0mac, &in[SPOFF(loc[0])]);
sprom_get_mac(out->et0mac, &in[SPOFF(loc[1])]);
sprom_get_mac(out->et1mac, &in[SPOFF(loc[2])]);
sprom_get_mac(out->il0mac, &in[SPOFF(il0mac_offset)]);
sprom_get_mac(out->il0mac, &in[SPOFF(SSB_SPROM8_IL0MAC)]);