+#if defined(RTE_ARCH_X86)
+int
+pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
+ struct rte_pci_ioport *p)
+{
+ char dirname[PATH_MAX];
+ char filename[PATH_MAX];
+ int uio_num;
+ unsigned long start;
+
+ uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 0);
+ if (uio_num < 0)
+ return -1;
+
+ /* get portio start */
+ snprintf(filename, sizeof(filename),
+ "%s/portio/port%d/start", dirname, bar);
+ if (eal_parse_sysfs_value(filename, &start) < 0) {
+ RTE_LOG(ERR, EAL, "%s(): cannot parse portio start\n",
+ __func__);
+ return -1;
+ }
+ /* ensure we don't get anything funny here, read/write will cast to
+ * uin16_t */
+ if (start > UINT16_MAX)
+ return -1;
+
+ /* FIXME only for primary process ? */
+ if (dev->intr_handle.type == RTE_INTR_HANDLE_UNKNOWN) {
+
+ snprintf(filename, sizeof(filename), "/dev/uio%u", uio_num);
+ dev->intr_handle.fd = open(filename, O_RDWR);
+ if (dev->intr_handle.fd < 0) {
+ RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+ filename, strerror(errno));
+ return -1;
+ }
+ dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
+ }
+
+ RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%lx\n", start);
+
+ p->base = start;
+ p->len = 0;
+ return 0;
+}
+#else
+int
+pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
+ struct rte_pci_ioport *p)