wpi_read_prom_data
wpi_read_prom_data(sc, WPI_EEPROM_POWER_GRP + n * 32, &rgroup,
int wpi_read_prom_data(struct wpi_softc *, uint32_t, void *, int);
wpi_read_prom_data(sc, WPI_EEPROM_CAPABILITIES, &sc->cap, 1);
wpi_read_prom_data(sc, WPI_EEPROM_REVISION, &sc->rev, 2);
wpi_read_prom_data(sc, WPI_EEPROM_TYPE, &sc->type, 1);
wpi_read_prom_data(sc, WPI_EEPROM_DOMAIN, domain, 4);
wpi_read_prom_data(sc, WPI_EEPROM_MAC, ic->ic_myaddr, 6);
wpi_read_prom_data(sc, band->addr, channels,