pci_mapreg_assign
if (pci_mapreg_assign(pa, bir, type, NULL, NULL))
if (pci_mapreg_assign(pa, bir, type, NULL, NULL))
if (pci_mapreg_assign(pa, bir, type, NULL, NULL))
if ((rv = pci_mapreg_assign(pa, reg, type, &base, &size)) != 0)
int pci_mapreg_assign(struct pci_attach_args *, int, pcireg_t,