[rescue] Ultra 1 Creator panic on boot

[Big Endian]

>Hi guys.  My Ultra 1 Creator seems to be mad at me.  I put a fresh
>install of Solaris on it the other day, and I installed the GNOME 1.4
>release from Sun last night.  After the GNOME install, I shut the system
>down for the night, because it needed a reboot for the shared memory
>changes in /etc/system to take effect.  When I went to fire it up again
>this morning, this is what I got.
>
>ok boot
>Boot device: disk  File and args:
>SunOS Release 5.8 Version Generic_108528-11 64-bit
>Copyright 1983-2001 Sun Microsystems, Inc.  All rights reserved.
>Cannot assemble drivers for root /sbus at 1f,0/SUNW,fas at e,8800000/sd at 0,0:a
>Cannot mount root on /sbus at 1f,0/SUNW,fas at e,8800000/sd at 0,0:a fstype ufs
>
>panic[cpu0]/thread=10408000: vfs_mountroot: cannot mount root
>
>0000000010407970 genunix:vfs_mountroot+70 (10435c00, 0, 0, 10410920, 10, 14)
>   %l0-3: 0000000010435c00 0000000010439188 0000000007000000 0000000010435d80
>   %l4-7: 0000000000000000 00000000104136b8 00000000000b7bf6 0000000000001bf6
>0000000010407a20 genunix:main+94 (10410168, 2000, 10407ec0, 
>10408030, fff2, 1004ef88)
>   %l0-3: 0000000000000001 0000000000000001 0000000000000015 0000000000000ea5
>   %l4-7: 0000000010428c20 00000000104622a0 00000000000cd920 0000000000000540
>
>skipping system dump - no dump device configured
>rebooting...
>Resetting ...
>
>
>It seems to repeat the above forever, booting with other flags doesn't
>help.  I've tried running all of the diagnostics, but everything comes
>back clean.  Anybody have thoughts on how to fix this, short of wiping
>everything out and starting over from scratch?
>	Greg

can you boot from cdrom?  It sounds like a serious corruption of your 
filesystem or a disk sector failure.  If you can boot from cdrom and 
fsck the disk that might help.

daniel
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