Disk can't be found, boot stops at mountroot

[Leslie Jensen]

On 2010-05-12 00:06, Adam Vande More wrote:
> On Tue, May 11, 2010 at 2:46 PM, Leslie Jensen <leslie at eskk.nu
> <mailto:leslie at eskk.nu>> wrote:
>
>     System 7.2-RELEASE
>
>     I made the first reboot after
>
>     freebsd-update -r 8.0-RELEASE
>
>     freebsd-update install
>
>     and I'm now stuck at the mountroot> prompt that says trying to mount
>     from ufs:/dev/ad0s1a
>
>     ROOT MOUNT ERROR
>
>     The command ? to list valid boot devices gives
>     List of GEOM managed disk devices:
>     cd0 ufsid/452b81499eec5ac8 ad0a acd0 ad0 fd0
>
>     I've tried
>
>     ufs:/dev/da0s1a
>
>     and
>
>     ufs:/dev/ad0s1a
>
>     With no luck
>
>     Any suggestions on how to get booted?
>
>
> If you boot off a 7.2 cd, can you see the proper partitions?  What are
> they?
>
>
>
> --
> Adam Vande More

I used a 8.0 livefs CD and all I could find was ad0 and ad0a. Using 
sysinstall fdisk showed an empty disk!

So I think I have some kind of hardware failure :-(

/Leslie