reg = SBMAC_READCSR(sc->sbm_rxfilter); 
reg = __raw_readq(sc->sbm_rxfilter); 
static void sbmac_promiscuous_mode(struct sbmac_softc *sc,int onoff){	uint64_t reg;		if (sc->sbm_state != sbmac_state_on)		return;		if (onoff) {		reg = SBMAC_READCSR(sc->sbm_rxfilter);		reg |= M_MAC_ALLPKT_EN;		SBMAC_WRITECSR(sc->sbm_rxfilter,reg);	}		else {		reg = SBMAC_READCSR(sc->sbm_rxfilter);		reg &= ~M_MAC_ALLPKT_EN;		SBMAC_WRITECSR(sc->sbm_rxfilter,reg);	}}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/2039973af59889fea0d14362eae56792cfe8d25a/sb1250-mac.c/buggy/drivers/net/sb1250-mac.c