Re: Plea for help from PowerMac Open Firmware gurus -- Testing newoldworld pmac miboot 2.6 floppies
On Mon, Sep 13, 2004 at 12:00:34PM +0200, Holger Levsen wrote:
> Hi,
>
> I was busy with lots of "real life stuff", so I was away from debian-boot a
> while... I'm sorry for that ;-)
>
> > > So I'm no longer so sure as I once was that the parameters after "boot"
> > > in Open Firmware are getting passed to the kernel. Is it possible to
> > > modify the boot-parameters that are compiled into the kernel? For
> > > example, the "ofonlyboot" kernel differs from the "boot" kernel only in
> > > that there is a string "video=ofonly" in the former, but not in the
> > > latter. How does that get there? Maybe the same mechanism could be used
> > > to give it the "debug" and "console=ttyS0" options...
> >
> > I have the feeling that those are set using the rsrce utility. In the d-i
> > build, they are set in
> > installer/build/config/powerpc/powerpc/floppy/boot-ofonly.cfg :
> >
> > KERNEL_CMDL = root=0200 load_ramdisk=1 prompt_ramdisk=1 devfs=mount \
> > video=ofonly
> >
> > and for boot.cfg :
> >
> > KERNEL_CMDL = root=0200 load_ramdisk=1 prompt_ramdisk=1 devfs=mount
> >
> > So, the best would be to build those floppies yourself and add these
> > values.
> >
> > They are then added to miboot config with :
> >
> > echo device $(TEMP_BOOT).new > $(TEMP)/miboot.conf; \
> > echo kernel $(TEMP_KERNEL).gz $(KERNEL_CMDL) >>
> > $(TEMP)/miboot.conf; \ miboot -c $(TEMP)/miboot.conf; \
> >
> > in installer/build/config/powerpc/powerpc/floppy.cfg
> >
>
> for the woody floppy there was a perl-script to set the command-line
> parameters. i'm not sure whether this script could be re-used so I've
> attached it, so you can have a look.
Mmm, it could be used indeed, but since we can't really distribute the miboot
images, a simple script with instructions on where to get the packages and
such would do just fine, i think.
> Oh, and btw, I'm just installing my oldworld 4400/200 mac with d-i and the
> daily built 2.4-floppy images (with root.img and root-2.img) and it seems to
> work fine - right now. I'll keep you informed in another mail.
BTW, as of tomorrows build, the 2.6 images should be fine also.
Friendly,
Sven Luther
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