在1028上DPDK怎么使用

yangyanfang

/opt/dpdk-arm64/bin/dpdk-l2fwd -l 0-1 -n 2 -a 0000:00:00.0 -- -p 0x1-p 0x1是指使用eno0 报错,log如下:

EAL: Detected CPU lcores: 2
EAL: Detected NUMA nodes: 1
EAL: Detected static linkage of DPDK
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'VA'
EAL: VFIO support initialized

EAL: Using IOMMU type 1 (Type 1)
EAL: Cannot set up DMA remapping, error 12 (Cannot allocate memory)
EAL: 0000:00:00.0 DMA remapping failed, error 12 (Cannot allocate memory)
PCI_BUS: Requested device 0000:00:00.0 cannot be used
EAL: Bus (pci) probe failed.
MAC updating enabled
EAL: Error - exiting with code: 1
No Ethernet ports - bye


1028板卡内核Linux ls1028ardb 6.1.22-rt8 #1 SMP PREEMPT_RT Sun May 11 09:42:44 CST 2025 aarch64 GNU/Linux，eno0驱动加载的是vfio-pci