diff options
Diffstat (limited to 'lib/librte_eal/bsdapp')
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal_pci.c | 6 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/nic_uio/nic_uio.c | 44 |
2 files changed, 48 insertions, 2 deletions
diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c index 8b3ed881..f1de16ea 100644 --- a/lib/librte_eal/bsdapp/eal/eal_pci.c +++ b/lib/librte_eal/bsdapp/eal/eal_pci.c @@ -323,6 +323,7 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) /* device is valid, add in list (sorted) */ if (TAILQ_EMPTY(&pci_device_list)) { + rte_eal_device_insert(&dev->device); TAILQ_INSERT_TAIL(&pci_device_list, dev, next); } else { @@ -335,7 +336,7 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) continue; else if (ret < 0) { TAILQ_INSERT_BEFORE(dev2, dev, next); - return 0; + rte_eal_device_insert(&dev->device); } else { /* already registered */ dev2->kdrv = dev->kdrv; dev2->max_vfs = dev->max_vfs; @@ -343,9 +344,10 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) dev->mem_resource, sizeof(dev->mem_resource)); free(dev); - return 0; } + return 0; } + rte_eal_device_insert(&dev->device); TAILQ_INSERT_TAIL(&pci_device_list, dev, next); } diff --git a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c index 99a4975c..4bd7545a 100644 --- a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c +++ b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c @@ -180,6 +180,10 @@ nic_uio_probe (device_t dev) unsigned int device = pci_get_slot(dev); unsigned int function = pci_get_function(dev); + char bdf_str[256]; + char *token, *remaining; + + /* First check if we found this on load */ for (i = 0; i < num_detached; i++) if (bus == pci_get_bus(detached_devices[i]) && device == pci_get_slot(detached_devices[i]) && @@ -188,6 +192,45 @@ nic_uio_probe (device_t dev) return BUS_PROBE_SPECIFIC; } + /* otherwise check if it's a new device and if it matches the BDF */ + memset(bdf_str, 0, sizeof(bdf_str)); + TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str)); + remaining = bdf_str; + while (1) { + if (remaining == NULL || remaining[0] == '\0') + break; + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + bus = strtol(token, NULL, 10); + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + device = strtol(token, NULL, 10); + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + function = strtol(token, NULL, 10); + + if (bus == pci_get_bus(dev) && + device == pci_get_slot(dev) && + function == pci_get_function(dev)) { + + if (num_detached < MAX_DETACHED_DEVICES) { + printf("%s: probed dev=%p\n", + __func__, dev); + detached_devices[num_detached++] = dev; + device_set_desc(dev, "DPDK PCI Device"); + return BUS_PROBE_SPECIFIC; + } else { + printf("%s: reached MAX_DETACHED_DEVICES=%d. dev=%p won't be reattached\n", + __func__, MAX_DETACHED_DEVICES, + dev); + break; + } + } + } + return ENXIO; } @@ -248,6 +291,7 @@ nic_uio_load(void) memset(bdf_str, 0, sizeof(bdf_str)); TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str)); remaining = bdf_str; + printf("nic_uio: hw.nic_uio.bdfs = '%s'\n", bdf_str); /* * Users should specify PCI BDFs in the format "b:d:f,b:d:f,b:d:f". * But the code below does not try differentiate between : and , |