rem: int32 revision; int32 mode;
context: sis900_autoNegotiate(struct sis_info *info){	uint16 status = mdio_status(info);	int32 revision;	int32 mode;	if ((status & MII_STATUS_LINK) == 0)	{		TRACE((DEVICE_NAME ": media link off\n"));		info->autoNegotiationComplete = true;		return;	}	TRACE((DEVICE_NAME ": auto negotiation started...\n"));	// reset auto negotiation	mdio_write(info, MII_CONTROL, MII_CONTROL_AUTO | MII_CONTROL_RESET_AUTONEG);	info->autoNegotiationComplete = false;}