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Re: [Sisuite-devel] PPC PReP Boot partition?
From: |
Brian Finley |
Subject: |
Re: [Sisuite-devel] PPC PReP Boot partition? |
Date: |
09 Sep 2002 12:33:19 -0500 |
On Mon, 2002-09-09 at 07:15, Sean Dague wrote:
> On Sun, Sep 08, 2002 at 10:50:13PM -0500, Brian Finley wrote:
> > Sean,
> >
> > What is the filesystem type used on this partition? Is it a standard
> > FAT?
>
> Eventually what happens is the kernel/ramdisk is dded to this partition
> (there is no filesystem on it per say.) Openfirmware detects type 41
> partitions, and uses them as the possible location of boot kernels when it
> brings up the box. Because it is detected PRE OS boot, the type of the
> partition is really important.
On a running system, what do you get with a "parted /dev/sda print"?
>
> > Unfortunately, the version of parted that we are currently using doesn't
> > allow you to specify arbitrary partition types, and the current list of
> > supported types does not include 41, as you have discovered.
> >
> > My guess is that unless a newer version of parted is available, that
> > includes support for arbitrary partition types (I believe this was being
> > considered), we will need to set this partition type outside of parted.
>
> Any idea how recently or heavily this was being considered? It would be
> really nice to have this function there.
Yes. Don't really know. I just checked the site, and there's a new
release, 1.6.3, but unfortunately, I don't think Andrew currently
considers this an urgent issue.
>
> > This means that until parted adds this support, we may need to include
> > sfdisk in the boel_binaries_tarball in PPC builds just for setting this
> > partition type.
> >
> > Here's what the usage should look like:
> >
> >
> > sfdisk --change-id /dev/sda 1 41
> >
> > or
> >
> > sfdisk --change-id $disk $minor 41
>
> Ok, that solutions looks feasable in the short term. However, in the long
> term we are going to have to abstract out the disk partitioning tool
> altogether, as Linux/s390 has its own partitioning tool for DASD (fdasd).
Ok. Then, I think we should proceed with the sfdisk solution above.
-Brian
>
> -Sean
>
> --
> _______________________________________________________________________
>
> Sean Dague address@hidden http://dague.net
>
> There is no silver bullet. Plus, werewolves make better neighbors than
> zombies, and they tend to keep the vampire population down.
> _______________________________________________________________________
--
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Brian Elliott Finley http://baldguysoftware.com/
phone: 214.280.8188 http://systemimager.org/
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