dmaend           1811 dev/pci/azalia.c 	bus_addr_t dmaaddr, dmaend;
dmaend           1830 dev/pci/azalia.c 	dmaend = dmaaddr + ((caddr_t)end - (caddr_t)start);
dmaend           1838 dev/pci/azalia.c 		if (dmaaddr >= dmaend) {