Linux查看PCIe版本及速率
https://www.cnblogs.com/lsgxeva/p/9542975.html# lspci -vvv |grep Width -i
# lspci |grep pci -i
00:02.0 PCI bridge: Device 1d17:071000:03.0 PCI bridge: Device 1d17:071100:04.0 PCI bridge: Device 1d17:071200:05.0 PCI bridge: Device 1d17:071300:06.0 PCI bridge: Device 1d17:071400:07.0 PCI bridge: Device 1d17:0715[root@localhost ~]# lspci -vvv |grep pci -i # dmidecode | grep -1 PCI Designation: J6B2 Type: x16 PCI Express x16 Current Usage: Available-- Designation: J6B1 Type: x1 PCI Express x1 Current Usage: Available-- Designation: J6C2 Type: x1 PCI Express x1 Current Usage: Available-- Designation: J7B1 Type: x1 PCI Express x1 Current Usage: Available-- Designation: J8B3 Type: x1 PCI Express x1 Current Usage: Available-- Designation: J8D1 Type: x1 PCI Express x1 Current Usage: Available-- Referenced Offset: 0x05 String: PCIExpressx16 Value: 0xaa
[root@localhost ~]#
lspci -vvv |grep WIDTH -i -A 10