ELI passphrase on boot with USB keyboard
Rolf G Nielsen
lazlar at lazlarlyricon.com
Fri Jul 27 21:25:07 UTC 2007
Reid Linnemann wrote:
> Written by Reid Linnemann on 07/27/07 15:49>>
>> Written by Rolf G Nielsen on 07/27/07 15:21>>
>>> I recently purchased a new USB keyboard, since my old PS/2 one has
>>> seen its best days. This has caused me annoying problems with my ELI
>>> disks, though.
>>> I have four SATA harddrives, all of which are encrypted using ELI
>>> encryption. I've encrypted the raw disks, ad0, ad1, ad2 and ad3. The
>>> resulting devices ad0.eli, ad1.eli, ad2.eli and ad3.eli, I've
>>> concatenated into a large device, cc0, on which I have several
>>> partitions. To get this working, I of course need to boot from a
>>> separate device, and for that I use an SD card, which holds a boot
>>> directory. With my old PS/2 keyboard, this worked like a charm, but
>>> it seems to me, the ukbd driver isnt activated until after the ELI
>>> encryption, which means I'm unable to enter the passphrases for the
>>> disks, thus I can't get the computer passed the first passphrase prompt.
>>> Currently I have both the old keyboard and the new USB one connected.
>>> I use the PS/2 one to enter the passphrases, then I put it on the
>>> floor under my desk and use the USB keyboard. As you may very well
>>> understand, this is quite annoying. Is there a way to get the USB
>>> keyboard to work at the point where I enter the passphrases?
>>> I've tried to change the keys for the disks to not use a passphrase,
>>> but only keyfiles and load them from loader.conf, just as described
>>> in the GELI man page (yes I did set the -P option), but that simply
>>> will not work (and to be honest, it's not a solution I'd favour); if
>>> I set the -b option (ask for passphrase on boot), it still asks for
>>> the passphrase, though there is none, and if I set the -B option
>>> (don't ask for passphrase on boot), the computer ends up at the
>>> "mountroot>" prompt.
>>> I'd appreciate any help.
>>> Rolf Nielsen
>> Try setting hints.atkbd0.disabled to 1 in the loader, or in the
>> device.hints file. Your usb keyboard may work in early stages with
>> that device hint.
> Erm, set the hint in the loader _first_, and then only put it in
> device.hints if it works!
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Thanks. I'll try it next time I reboot (which will be a while). I'm not
sure it'll work, though; I've tried a kernel without the atkbd and
atkbdc devices compiled in.
Vänligen / Sincerly,
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