pci_addr_t
pci_addr_t base;
pci_addr_t start, end, count;
pci_addr_t map, testval;
map |= (pci_addr_t)pci_read_config(child, *rid + 4, 4) << 32;
pci_addr_t pmembase; /* base address of prefetchable memory */
pci_addr_t pmemlimit; /* topmost address of prefetchable memory */
pci_addr_t membase; /* base address of memory window */
pci_addr_t memlimit; /* topmost address of memory window */
pci_addr_t pmembase; /* base address of prefetchable memory */
pci_addr_t pmemlimit; /* topmost address of prefetchable memory */