udev: net_id - update examples
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@ -18,39 +18,44 @@
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***/
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/*
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* predictable network interface device names based on:
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* Predictable network interface device names based on:
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* - firmware/bios-provided index numbers for on-board devices
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* - firmware-provided pci-express hotplug slot index number
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* - physical/geographical location of the hardware
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* - the interface's MAC address
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*
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* two character prefixes based on the type of interface:
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* Two character prefixes based on the type of interface:
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* en -- ethernet
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* wl -- wlan
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* ww -- wwan
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*
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* type of names:
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* Type of names:
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* o<index> -- on-board device index number
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* s<slot>[f<function>] -- hotplug slot index number
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* x<MAC> -- MAC address
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* p<bus>s<slot>[f<function>] -- PCI geographical location
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* p<bus>s<slot>[f<function>][u<port>][u<port>][c<config>][i<interface>]
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* p<bus>s<slot>[f<function>][u<port>][...][c<config>][i<interface>]
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* -- USB port number chain
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*
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* All multi-function devices will carry the [f<function>] number in the
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* All multi-function PCI devices will carry the [f<function>] number in the
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* device name, including the function 0 device.
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*
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* PCI card with firmware index
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* For USB devices the fill chain of port numbers of hubs is composed. If the
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* string would gt longer than the maximum of 15 characters, the name is not
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* exported. The usual USB configuration == 1 and interface == 0 values are
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* suppressed.
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*
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* PCI ethernet card with firmware index
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* ID_NET_NAME_ONBOARD=eno1
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* ID_NET_NAME_ONBOARD_LABEL=Ethernet Port 1
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*
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* PCI card
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* PCI ethernet card
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* /sys/devices/pci0000:00/0000:00:1c.3/0000:05:00.0/net/ens1
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* ID_NET_NAME_MAC=enx000000000466
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* ID_NET_NAME_PATH=enp5s0
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* ID_NET_NAME_SLOT=ens1
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*
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* PCI card in hotplug slot with firmware index number:
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* PCI ethernet card in hotplug slot with firmware index number:
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* /sys/devices/pci0000:00/0000:00:1c.3/0000:05:00.0/net/ens1
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* ID_NET_NAME_MAC=enx000000000466
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* ID_NET_NAME_PATH=enp5s0
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