pnpbus_getioport
if (pnpbus_getioport(&pna->pna_res, 0, &base, &size)) {
pnpbus_getioport(&pna->pna_res, 0, &as_iobase, &as_len);
pnpbus_getioport(&pna->pna_res, 1, &data_iobase, &data_len);
int pnpbus_getioport(struct pnpresources *r, int idx, int *basep,
pnpbus_getioport(&pna->pna_res, 0, &cmd_iobase, &cmd_len);
pnpbus_getioport(&pna->pna_res, 1, &aux_iobase, &aux_len);