PMD_INIT_LOG(INFO, "trying with legacy virtio pci.");
if (rte_pci_ioport_map(dev, 0, VTPCI_IO(hw)) < 0) {
rte_pci_unmap_device(dev);
PMD_INIT_LOG(INFO, "trying with legacy virtio pci.");
if (rte_pci_ioport_map(dev, 0, VTPCI_IO(hw)) < 0) {
rte_pci_unmap_device(dev);