bus_get_resource_start
if (bus_get_resource_start(dev, SYS_RES_IOPORT, 1) <= 0) {
irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX);
irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0);
irq = bus_get_resource_start(me, SYS_RES_IRQ, 0);
irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid);
bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid),
start = bus_get_resource_start(dev, SYS_RES_IOPORT,
if (bus_get_resource_start(dev, SYS_RES_IOPORT,
bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid),
bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid),
ioport = bus_get_resource_start(dev, SYS_RES_IOPORT, sc->port_rid);
u_long bus_get_resource_start(device_t dev, int type, int rid);