Re: [gentoo-catalyst] Booting problems with udev

[Georg Lippold]

Sorry, got it worked out. I just had to pass doscsi as kernel boot-option.

Georg Lippold wrote:
> Hi all,
>
> Currently, I am experiencing problems with udev on a custom made 2005.1
> LiveCD. I have a Firewire (IEEE 1394) CD-Rom that I want to boot from.
> During bootup, all necessary modules are loaded, but the CD-detection
> fails even if I compile firewire, firewire-blockdev and SCSI-CDROM
> static. Interesting is, that the CD-detection script just probes all
> /dev/[hs]daX devices, but not /dev/scdX.
>
> After that, I get to the following prompt:
>
> !! The root block device is unspecified or not detected.
>    Please specify a device to boot, or "shell" for a shell...
>
> After typing "shell" I can enter the Ramdisk-shell and create my
> /dev/scd0 by hand:
>
> mknod /dev/scd0 b 11 0
>
> but when I try to continue booting with
>
> exec /init
>
> and then entering /dev/scd0 as boot-device, it successfully mounts it to
> /newroot but then fails to create the directories /newroot/tmp and
> /newroot/dev (of course, readonly fs). After it it fails completely with
> the message
>
>  >> Booting (initramfs)....umount: /sys: Invalid argument
> *: Failed to unmount the initrd /sys!
> ..
> chroot: cannot execute /bin/sh: No such file or directory
> Kernel panic - not syncing: Attemped to kill init!
>
> Obviously, nowhere to go from here... maybe you can tell me what I could
> change to make it working?
>
> Greetings,
>
> Georg
>
> Chris Gianelloni wrote:
>
>> On Tue, 2005-09-06 at 14:55 +0000, Luis Flores soberon wrote:
>>
>>> CONFIG_LBD=y
>>> CONFIG_DEVFS_FS=y
>>
>>
>>
>> These are not required for a booting system.  DEVFS is only required if
>> you're using a 2.4 kernel.  With a 2.6 kernel, udev works just fine.
>>
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