1、网卡扫描总线的func slot/probe函数的调用是有顺序的，
先绑定0000:05:00.0 ，后绑定0000:06:00.0
[root@localhost dpdk-19.11]# ./usertools/dpdk-devbind.py -s
Network devices using DPDK-compatible driver
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0000:05:00.0 'Hi1822 Family (2*25GE) 0200' drv=vfio-pci unused=hinic,igb_uio
0000:06:00.0 'Hi1822 Family (2*25GE) 0200' drv=vfio-pci unused=hinic,igb_uio
[root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x3 --config="(0,1,2,3),(1,7,8,9)" EAL: Detected 128 lcore(s) EAL: Detected 4 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'PA' EAL: Probing VFIO support... EAL: VFIO support initialized EAL: PCI device 0000:05:00.0 on NUMA socket 0 EAL: probe driver: 19e5:200 net_hinic EAL: using IOMMU type 1 (Type 1) net_hinic: Initializing pf hinic-0000:05:00.0 in primary process net_hinic: Device 0000:05:00.0 hwif attribute: net_hinic: func_idx:0, p2p_idx:0, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:15, func_type:2 net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2 net_hinic: Get public resource capability: net_hinic: host_id: 0x0, ep_id: 0x0, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x0, port_id: 0x0 net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78 net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10 net_hinic: Get share resource capability: net_hinic: host_pctxs: 0x0, host_cctxs: 0x0, host_scqs: 0x0, host_srqs: 0x0, host_mpts: 0x0 net_hinic: Get l2nic resource capability: net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4 net_hinic: Initialize 0000:05:00.0 in primary successfully EAL: PCI device 0000:06:00.0 on NUMA socket 0 EAL: probe driver: 19e5:200 net_hinic net_hinic: Initializing pf hinic-0000:06:00.0 in primary process net_hinic: Device 0000:06:00.0 hwif attribute: net_hinic: func_idx:1, p2p_idx:1, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:135, func_type:0 net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2 net_hinic: Get public resource capability: net_hinic: host_id: 0x0, ep_id: 0x1, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x1, port_id: 0x1 net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78 net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10 net_hinic: Get l2nic resource capability: net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4 net_hinic: Initialize 0000:06:00.0 in primary successfully EAL: PCI device 0000:7d:00.0 on NUMA socket 0 EAL: probe driver: 19e5:a222 net_hns3 EAL: PCI device 0000:7d:00.1 on NUMA socket 0 EAL: probe driver: 19e5:a221 net_hns3 EAL: PCI device 0000:7d:00.2 on NUMA socket 0 EAL: probe driver: 19e5:a222 net_hns3 EAL: PCI device 0000:7d:00.3 on NUMA socket 0 EAL: probe driver: 19e5:a221 net_hns3 APP: Initialising port 0 ... net_hinic: Disable vlan filter succeed, device: hinic-0000:05:00.0, port_id: 0 net_hinic: Disable vlan strip succeed, device: hinic-0000:05:00.0, port_id: 0 net_hinic: Set new mac address 44:a1:91:a4:9b:eb net_hinic: Disable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0 net_hinic: Disable allmulticast succeed, nic_dev: hinic-0000:05:00.0, port_id: 0 net_hinic: Enable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0 APP: Initialising port 1 ... net_hinic: Disable vlan filter succeed, device: hinic-0000:06:00.0, port_id: 1 net_hinic: Disable vlan strip succeed, device: hinic-0000:06:00.0, port_id: 1 net_hinic: Set new mac address 44:a1:91:a4:9b:ec net_hinic: Disable promiscuous, nic_dev: hinic-0000:06:00.0, port_id: 1, promisc: 0 net_hinic: Disable allmulticast succeed, nic_dev: hinic-0000:06:00.0, port_id: 1 net_hinic: Enable promiscuous, nic_dev: hinic-0000:06:00.0, port_id: 1, promisc: 0
[root@localhost dpdk-19.11]# ./usertools/dpdk-devbind.py -u 0000:05:00.0 [root@localhost dpdk-19.11]# ./usertools/dpdk-devbind.py -u 0000:06:00.0 [root@localhost dpdk-19.11]# ./usertools/dpdk-devbind.py --bind=vfio-pci 0000:06:00.0 [root@localhost dpdk-19.11]# ./usertools/dpdk-devbind.py --bind=vfio-pci 0000:05:00.0 [root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x3 --config="(0,1,2,3),(1,7,8,9)" EAL: Detected 128 lcore(s) EAL: Detected 4 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'PA' EAL: Probing VFIO support... EAL: VFIO support initialized EAL: PCI device 0000:05:00.0 on NUMA socket 0 EAL: probe driver: 19e5:200 net_hinic EAL: using IOMMU type 1 (Type 1) net_hinic: Initializing pf hinic-0000:05:00.0 in primary process net_hinic: Device 0000:05:00.0 hwif attribute: net_hinic: func_idx:0, p2p_idx:0, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:15, func_type:2 net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2 net_hinic: Get public resource capability: net_hinic: host_id: 0x0, ep_id: 0x0, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x0, port_id: 0x0 net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78 net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10 net_hinic: Get share resource capability: net_hinic: host_pctxs: 0x0, host_cctxs: 0x0, host_scqs: 0x0, host_srqs: 0x0, host_mpts: 0x0 net_hinic: Get l2nic resource capability: net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4 net_hinic: Initialize 0000:05:00.0 in primary successfully EAL: PCI device 0000:06:00.0 on NUMA socket 0 EAL: probe driver: 19e5:200 net_hinic net_hinic: Initializing pf hinic-0000:06:00.0 in primary process net_hinic: Device 0000:06:00.0 hwif attribute: net_hinic: func_idx:1, p2p_idx:1, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:135, func_type:0 net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2 net_hinic: Get public resource capability: net_hinic: host_id: 0x0, ep_id: 0x1, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x1, port_id: 0x1 net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78 net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10 net_hinic: Get l2nic resource capability: net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4 net_hinic: Initialize 0000:06:00.0 in primary successfully EAL: PCI device 0000:7d:00.0 on NUMA socket 0 EAL: probe driver: 19e5:a222 net_hns3 EAL: PCI device 0000:7d:00.1 on NUMA socket 0 EAL: probe driver: 19e5:a221 net_hns3 EAL: PCI device 0000:7d:00.2 on NUMA socket 0 EAL: probe driver: 19e5:a222 net_hns3 EAL: PCI device 0000:7d:00.3 on NUMA socket 0 EAL: probe driver: 19e5:a221 net_hns3 APP: Initialising port 0 ... net_hinic: Disable vlan filter succeed, device: hinic-0000:05:00.0, port_id: 0 -----------与绑定顺序无关 net_hinic: Disable vlan strip succeed, device: hinic-0000:05:00.0, port_id: 0 net_hinic: Set new mac address 44:a1:91:a4:9b:eb net_hinic: Disable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0 net_hinic: Disable allmulticast succeed, nic_dev: hinic-0000:05:00.0, port_id: 0 net_hinic: Enable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0 APP: Initialising port 1 ... net_hinic: Disable vlan filter succeed, device: hinic-0000:06:00.0, port_id: 1 net_hinic: Disable vlan strip succeed, device: hinic-0000:06:00.0, port_id: 1 net_hinic: Set new mac address 44:a1:91:a4:9b:ec net_hinic: Disable promiscuous, nic_dev: hinic-0000:06:00.0, port_id: 1, promisc: 0 net_hinic: Disable allmulticast succeed, nic_dev: hinic-0000:06:00.0, port_id: 1 net_hinic: Enable promiscuous, nic_dev: hinic-0000:06:00.0, port_id: 1, promisc: 0
1、 hinic_pci_probe
static struct rte_pci_driver rte_hinic_pmd = { .id_table = pci_id_hinic_map, .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, .probe = hinic_pci_probe, .remove = hinic_pci_remove, };