not sure about fbsd but nbsd tries to resolve the BIOS drive ID (hex
0x80?) that the 1st stage boot loader loaded off of into a candidate to
initialize the file system mount from.

Then it goes after /etc/fstab, which has to agree .

~BAS

On Wed, 2007-06-20 at 21:25 -0700, Mark Stout wrote:
> Well I got the server up and running on the old kernel.  I redid the
> buildworld and buildkernel.  I've held off for now on doing installworld and
> installkernel until I get a better understanding of what caused me to go
> into mountroot.  I use the "Escape to loader prompt" prompt to load the old
> kernel.
> 
> Does anyone know what causes one to load into a mountroot prompt?
> 
> 
> 
> > -----Original Message-----
> > From: Brian A. Seklecki [mailto:[EMAIL PROTECTED]
> > Sent: Wednesday, June 13, 2007 8:52 AM
> > To: Mark Stout
> > Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]; [EMAIL PROTECTED];
> > freebsd-questions@freebsd.org
> > Subject: Re: Upgrading to 6.2-RELEASE from 6.2-STABLE
> >
> >
> > entering:
> >
> > mountroot> ufs:da0s1a
> >
> > ...doesn't work
> >
> > What does "?" command list.
> >
> > ~BAS
> >
> > On Tue, 2007-06-12 at 19:37 -0700, Mark Stout wrote:
> > > I couldn't load da0s1a even though /dev/da0s1a is my root
> > drive.  Manually load my old kernel from the prompt worked.
> > >
> > > I believe the mountroot is during the boot load.  I'm not
> > anywhere near being able to do anything.
> > >
> > > I have no idea what the problem is.
> > >
> > >  [EMAIL PROTECTED] wrote:
> > >
> > > no idea, but maybe:
> > >     boot /boot/kernel/kernel
> > > or
> > >     boot /boot/kernel.old/kernel
> > >
> > > What is 'mountroot' - is that the boot loader or the kernel/system
> > > giving you that?
> > >
> > > try mounting your root drive!
> > >
> > > do a `df -k`, anything already mounted?
> > >
> > > oh!  or try:
> > >     fsck
> > >
> > > did it ask you to login?
> > >
> > >
> > > Mark Stout wrote:
> > > > I followed all the steps in the handbook as well as UPDATED
> > and after a installworld and mergemaster its booting into
> > 'mountroot>' and nothing I type mounts.  This is a production
> > machine so I'm in dire need of assistence.
> > > >
> > > >  [EMAIL PROTECTED] wrote:
> > > > On 11/06/07, Mark Stout <[EMAIL PROTECTED]> wrote:
> > > >
> > > >
> > > >>> Following the tasks in Rebuilding "world" in the handbook
> > > >>>
> > http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworl
> > d.html I removed the
> > > >>> /usr/obj directory and did a buildworld.  When tryinmg to
> > compile the kernel its failing on
> > > >>> unknown option "MD5".  Commenting that out it fails on the
> > line above MD5,  options LKM.
> > > >>>  What's happening here?  These two options papear in the
> > LINT file.  I can't find anything
> > > >>> that explains why this would happen.
> > > >>>
> > > >> A follow-up to my last email.  I copied GENERIC to RADIUS2 and
> > > >> symlinked to /root/kernel.  Then added the various LINT options.
> > > >>
> > > >> I started commenting out what is failing when I try to compile a new
> > > >> kernel.  All are from the LINT file.  Is MD5 a default that does not
> > > >> need to be specifically added?  What about ICMP_BANDLIM?  And
> > > >> support for IDE drives. Are these already handed elsewhere
> > in GENERIC?
> > > >>
> > > >> # These all failed as unknown options:
> > > >> unknown option "MD5"
> > > >> unknown option "LKM"
> > > >> unknown option "CD9660_ROOTDELAY"
> > > >> unknown option "NSWAPDEV"
> > > >> unknown option "TCP_COMPAT_42"
> > > >> unknown option "ICMP_BANDLIM"  (found in Handbook in Chapter
> > 14 Securing FreeBSD)
> > > >>
> > > >>
> > > >> # Do not understand why these are fialing
> > > >> config: Error: device "acd0" is unknown
> > > >> config: Error: device "wfd0" is unknown
> > > >> config: Error: device "wst0" is unknown
> > > >>
> > > >> # This failed as a syntax error
> > > >> controller      wdc0    at isa? port "IO_WD1" bio irq 14
> > > >>
> > > >>
> > > >
> > > > Most of the above looks like old, deprecated
> > > > stuff from 5.x and earlier (the "controller wdc0"
> > > > line reminds me of 3.x or maybe NetBSD).
> > > >
> > > > IDE drive support is all handled by ata(4), all
> > > > you should need for those in your kernel config
> > > > is:
> > > > device          ata
> > > > device          atadisk
> > > > device          atapicd
> > > > (and obviously:)
> > > > device eisa
> > > > device pci
> > > > Which are already part of GENERIC.
> > > >
> > > > /usr/src/sys/<arch>/conf/LINT doesn't exist in 6.x.
> > > > Try looking at /usr/src/sys/<arch>/conf/NOTES
> > > > and /usr/src/sys/conf/NOTES for knobs to twist
> > > > and buttons to push.
> > > >
> > > >
> > >
> > >
> > >
> > >
> > > _______________________________________________
> > > freebsd-questions@freebsd.org mailing list
> > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> > > To unsubscribe, send any mail to
> > "[EMAIL PROTECTED]"
> > --
> > Brian A. Seklecki <[EMAIL PROTECTED]>
> > Collaborative Fusion, Inc.
> >
> >
> >
> >
> > IMPORTANT: This message contains confidential information and is
> > intended only for the individual named. If the reader of this
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> >
> >
> 
> 
> 
> 
> 
> 
> 
-- 
Brian A. Seklecki <[EMAIL PROTECTED]>
Collaborative Fusion, Inc.




IMPORTANT: This message contains confidential information and is intended only 
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