Re: Auto-booting USB stick in OF

[Shawn H Corey <shawnhcorey@gmail.com>]

Risto Suominen wrote:
> Hi,
>
> Strictly speaking, this is not a Debian issue, not even Linux, but
> since I don't know of any Open Firmware list, and it may be just a
> matter of time before someone else tries this...
>
> I wrote the following two lines into OF nvramrc parameter with
> 'nvedit' (Read this to the end before trying yourself!):
>
> devalias usb /pci@f2000000/usb@19/disk@1
> dev /options " usb" open-dev dup if close-dev " usb:,\\:tbxi" "
> boot-device" property else drop then
>
> I ran this manually with 'nvrun' and achieved what I wanted: (1) if
> there was a USB stick plugged-in on boot, the boot-device shown by
> '.properties' was changed to 'usb:,\\:tbxi' (The boot-device shown by
> 'printenv' does not change.), and saying 'boot' booted Linux from the
> stick, (2) if no USB stick was present, the boot-device remained, thus
> allowing to boot from hard disk.
>
> Then I made the fatal error, I ran 'nvstore', 'setenv use-nvramrc?
> true' and 'shut-down'. Now the machine won't boot anymore. The chime
> is there but the display remains black.
>
> The machine in question is an iBook G3 Dual USB 500 MHz.
>
> Risto

Have you tried the ifixit site?  http://www.ifixit.com/Guide/search/ibook+g3


--
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