- return -1;
- }
-
- snprintf(uio_res->path, sizeof(uio_res->path), "%s", devname);
- memcpy(&uio_res->pci_addr, &dev->addr, sizeof(uio_res->pci_addr));
-
- /* Map all BARs */
- maps = uio_res->maps;
- for (i = 0, map_idx = 0; i != PCI_MAX_RESOURCE; i++) {
- int fd;
- int fail = 0;
-
- /* skip empty BAR */
- phaddr = dev->mem_resource[i].phys_addr;
- if (phaddr == 0)
- continue;
-
-
- /* update devname for mmap */
- snprintf(devname, sizeof(devname),
- SYSFS_PCI_DEVICES "/" PCI_PRI_FMT "/resource%d",
- loc->domain, loc->bus, loc->devid, loc->function,
- i);
-
- /*
- * open resource file, to mmap it
- */
- fd = open(devname, O_RDWR);
- if (fd < 0) {
- RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
- devname, strerror(errno));
- return -1;
- }
-
- /* try mapping somewhere close to the end of hugepages */
- if (pci_map_addr == NULL)
- pci_map_addr = pci_find_max_end_va();
-
- mapaddr = pci_map_resource(pci_map_addr, fd, 0,
- (size_t)dev->mem_resource[i].len, 0);
- if (mapaddr == MAP_FAILED)
- fail = 1;
-
- pci_map_addr = RTE_PTR_ADD(mapaddr,
- (size_t)dev->mem_resource[i].len);
-
- maps[map_idx].path = rte_malloc(NULL, strlen(devname) + 1, 0);
- if (maps[map_idx].path == NULL)
- fail = 1;
-
- if (fail) {
- rte_free(uio_res);
- close(fd);
- return -1;
- }
- close(fd);
-
- maps[map_idx].phaddr = dev->mem_resource[i].phys_addr;
- maps[map_idx].size = dev->mem_resource[i].len;
- maps[map_idx].addr = mapaddr;
- maps[map_idx].offset = 0;
- strcpy(maps[map_idx].path, devname);
- map_idx++;
- dev->mem_resource[i].addr = mapaddr;