On Mon, Aug 12, 2013 at 09:05:11PM +0200, Juergen Lock wrote:
> On Mon, Aug 12, 2013 at 03:39:45PM +0000, Thomas Mueller wrote:
> > > Hmm I just tested super_grub2_disk_hybrid_2.00s1-beta5.iso from
> >
> > >
> > > http://www.supergrubdisk.org/category/download/supergrub2diskdownload/
> >
> > > if it can boot FreeBSD-9.2-RC1-amd64-memstick.img in qemu and I
> > > had to fix "kfreebsd" spelled as "freebsd" and "kfreebsd_loadenv"
> > > spelled as "frebsd_loadenv", replace /boot/kernel/kernel with
> > > /boot/loader, and I in the loader I then had to set currdev=disk1a
> > > (shown by lsdev) and load /boot/kernel/kernel. qemu was started
> > > like this:
> >
> > > qemu-system-x86_64 -cdrom
> > > super_grub2_disk_hybrid_2.00s1-beta5.iso -hda
> > > FreeBSD-9.2-RC1-amd64-memstick.img -m 512 -boot d -monitor stdio
> >
> > > Letting super_grub2_disk_hybrid_2.00s1-beta5.iso boot the kernel
> > > directly via kfreebsd /boot/kernel/kernel fails tho because of a this
> > > bug in the vanilla grub 2.00 code:
> >
> > > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=699002
> >
> > > (The fix for that bug now is in our sysutils/grub2 port as well as
> > > in debian's grub 2.00 but apparently not yet in the super grub disk
> > > isos.)
> >
> > > So maybe your problem is that loader needs currdev set at least
> > > in this case and in your old 9.0 installation it didn't?
> >
> > HTH, :)
> > > Juergen
> >
> > I still wonder why Super Grub Disk kfreebsd worked until recently.
> >
> > I figure something must have changed in FreeBSD loader or kernel structure
> > since the Super Grub Disk didn't change in that time.
> >
> > For currdev, apparently the big hard drive is just recognized as one big
> > drive with no reference to partitions (lsdev).
> >
> Hmm that sounds like a problem and would explain why loader cannot boot
> that install, when it doesn't find the partition... Maybe this is
> another case of confusion caused by leftover partition table data?
> In that case you probably can fix this by backing up what you want
> to keep from that disk, dd'ing /dev/zero over beginning and end of
> it and then reinstalling everything... (What does gpart show
> say about that disk now when run from a booted system and also from
> the 9.2 live system?)
>
> > I could try building grub2 from ports on both the hard-drive installation
> > and the USB-stick amd64 installation, see what possibilities are then
> > available.
> >
> > FreeBSD gpart can create a boot partition, but then the question is how to
> > boot that when there is more than one OS partition.
> >
> > I can't simply put the FreeBSD boot partition at the start of the hard
> > drive as I did with the USB sticks.
> >
> > I had a FreeDOS installation with syslinux on a USB stick that went bad
> > (the USB stick hardware). That would permit me to have various boot images
> > including grub4dos and Super Grub Disk to boot with syslinux without
> > booting into FreeDOS. I'd re-create that, but the FreeDOS installer has
> > proven tricky.
> >
> I talked to the super grub disk people yesterday and they want to
> prepare an updated iso using debian's grub 2.00 (that has the
> kfreebsd >= 9.1 kernel fix), and with the FreeBSD templates fixed
> also, _maybe_ that would then help you as well...
>
New super grub disk iso is ready:
https://forja.cenatic.es/frs/?group_id=204
https://forja.cenatic.es/frs/download.php/file/1587/super_grub2_disk_hybrid_2.00s1-beta6.iso
https://forja.cenatic.es/frs/download.php/file/1586/super_grub2_disk_hybrid_2.00s1-beta6.iso.md5
Homepage:
http://www.supergrubdisk.org/
Maybe you are lucky and this version works for you already...
HTH, :)
Juergen
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