NVM_OFF_LAN_FUNC_82580
rv = wm_nvm_read(sc, NVM_OFF_LAN_FUNC_82580(sc->sc_funcid)
NVM_OFF_LAN_FUNC_82580(sc->sc_funcid) + NVM_OFF_CFG3_PORTA,
NVM_OFF_LAN_FUNC_82580(sc->sc_funcid) + NVM_OFF_CFG3_PORTA,
offset = NVM_OFF_LAN_FUNC_82580(sc->sc_funcid) + 0;