boot/loader broken?
John Baldwin
jhb at freebsd.org
Wed Oct 4 11:56:16 PDT 2006
On Wednesday 04 October 2006 02:12, Ian FREISLICH wrote:
> John Baldwin wrote:
> > On Tuesday 03 October 2006 09:00, Ian FREISLICH wrote:
> > > Hi
> > >
> > > After a build/install today, I can't boot my boxes:
> > >
> > > BTX loader 1.00 BTX version is 1.01
> > > Consoles: internal video/keyboard
> > > BIOS drive C: is disk0
> > > BIOS 633kB/2096000kB available memory
> > >
> > > FreeBSD/i386 bootstrap loader, Revision 1.1
> > > (ianf at testbed, Tue Oct 3 08:22:43 SAST 2006)
> > >
>
> > > can't load 'kernel'
> > >
> > > Type '?' for a list of commands, 'help' for more detailed help.
> > > OK ls
> > > open '/' failed: input/output error
> > > OK lsdev
> > > cd devices:
> > > disk devices:
> > > disk0: BIOS drive C:
> > > pxe devices:
> > >
> > > I don't know what else I can get of interest from this interface.
> > > It's happened to 2 of my test servers. They rebooted fine before
> > > the upgrade.
> >
> > What drive controller do they have? Try backing out the recent commits to
> > sys/boot/i386/btx/btx/btx.S in case they cause it.
>
> It's an Adaptec 2410SA. I tried ru's suggestion and the old loader works.
>
> Some time between:
>
> -r-xr-xr-x 1 root wheel 245760 Sep 26 12:03 /boot/loader.working
> -r-xr-xr-x 1 root wheel 245760 Oct 3 12:31 /boot/loader.broken
>
> 1.41 of sys/boot/i386/btx/btx/btx.S breaks the loader.
Try www.freebsd.org/~jhb/patches/btx_fix.patch
I misused leal, the scale is a multiplicative factor in gas, not a shift
count.
--
John Baldwin
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