[ipxe-devel] linux16 /ipxe.lkrn output

Geert Stappers stappers at stappers.nl
Sun Feb 19 21:29:13 UTC 2023


Hi,


What output to expect from ipxe.lkrn ( downloaded from
https://boot.ipxe.org ) when started from grub?



Longer version:
My attempts did bring me a black screen and a reboot.
Computer, when booted into Linux, reports 'x86_64'
as output of `uname -m`.  The uEFI system boots fine
with grub as bootloader. Booting from other media
implies going through several hoops, hence the desire
to start iPXE with grub. With https://boot.ipxe.org/ipxe.usb
on an USBstick (and going through the hoops of "BIOS Setup")
do I get output. But no network device is found. That is because
the laptop has no ethernet device, its USB-C-docking-station does
have an ethernet connection.
GRUB does show iPXE as a menuentry due `sudo apt install ipxe`.
The `/boot/ipxe.lkrn` from the Debian package is overwritten
by the one from https://boot.ipxe.org/
Selecting the menuentry makes the grub graphics disappear
and screen going black.  A few moments later appears the
splash screen of the bootROM, simular as upon `reboot`.
The few moments are way shorter as typical DHCP request
done by iPXE.
So I could like to known if there should be output from
ipxe.lkrn.




Groeten
Geert Stappers
-- 
Silence is hard to parse


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