I can't get my critter to boot via miniroot or cdrom 1.6.2, -current or 2.0
at all.  The nice thing is that they all bomb at the same spot:

{3} ok boot disk:b netbsd
Resetting ... 


Can't open input device.
screen not found.
Can't open input device.
Keyboard not present.  Using ttya for input and output.
Keyboard not present.  Using ttya for input and output.


Sun Enterprise 450 (4 X UltraSPARC-II 400MHz), No Keyboard
OpenBoot 3.14, 2048 MB memory installed, Serial #11622039.
Ethernet address 8:0:20:b1:56:97, Host ID: 80b15697.



Rebooting with command: boot disk:b netbsd
Boot device: /pci@1f,4000/scsi@3/disk@0,0:b  File and args: netbsd
NetBSD IEEE 1275 Bootblock
..>> NetBSD/sparc64 OpenFirmware Boot, Revision 1.6
>> (autobuild@tgm.netbsd.org, Tue May  4 23:53:02 UTC 2004)
devopen: getdisklabel sez no disk label
devopen: search_label sez no disk label
loadfile: reading header
elf64_exec: Booting /pci@1f,4000/scsi@3/disk@0,0:b/netbsd
4969896@0x1000000+164432@0x1800000+4029872@0x1828250
symbols @ 0xfef58400 149+380664+226458 start=0x1000000
chain: calling OF_chain(800000, cbb0, 1000000, fff7fa80, 18)
Fast Data Access MMU Miss
{0} ok 


What might I need to  do in order to get this guy to go?  Pull cpus out?