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andrearug/_README.md

Forked from robinsmidsrod/_README.md
Created May 1, 2018 01:45
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Embedded iPXE menu to choose which network adapter to boot from (autodetects up to 10 adapters)
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_README.md

Go into your git checkout folder of ipxe.

Save the below file as nic_menu.ipxe.

Build iPXE like this:

cd src && make EMBED=../nic-menu.ipxe && cd ..
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nic-menu.ipxe
#!ipxe
:menu
menu Network boot options for ${uuid}
item --key d all Try to boot (a)ll adapters in turn
item
item --gap -- --- Detected network adapters ---
ifopen net0 && goto setup-net0 || ifclose net0 ||
:menu-net1
ifopen net1 && goto setup-net1 || ifclose net1 ||
:menu-net2
ifopen net2 && goto setup-net2 || ifclose net2 ||
:menu-net3
ifopen net3 && goto setup-net3 || ifclose net3 ||
:menu-bottom
item
item --gap -- --- Alternatives ---
item --key s shell Drop to iPXE (s)hell
item --key x exit E(x)it and continue BIOS boot order
choose --timeout 2000 --default all selected && goto ${selected} || goto default
goto menu
:setup-net0
item --key 0 net0 Boot adapter (0): ${net0/busid} - ${net0/mac}
ifclose net0 ||
goto menu-net1
:setup-net1
item --key 1 net1 Boot adapter (1): ${net1/busid} - ${net1/mac}
ifclose net1 ||
goto menu-net2
:setup-net2
item --key 2 net2 Boot adapter (2): ${net2/busid} - ${net2/mac}
ifclose net2 ||
goto menu-net3
:setup-net3
item --key 3 net3 Boot adapter (3): ${net3/busid} - ${net3/mac}
ifclose net3 ||
goto menu-bottom
:shell
shell
goto menu
:exit
exit
:all
:default
goto autoboot
:net0
ifopen net0
dhcp net0
set nic net0
goto specific
:net1
ifopen net1
dhcp net1
set nic net1
goto specific
:net2
ifopen net2
dhcp net2
set nic net2
goto specific
:net3
ifopen net3
dhcp net3
set nic net3
goto specific
:specific
set use-cached 1
:autoboot
autoboot
exit
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