With netbsd current as of today, my Ultra1 dies in the boot process
saying SIR Reset and Watchdog Reset.

The following is a copy of the console output:

Rebooting with command: boot
Boot device: disk  File and args:
NetBSD IEEE 1275 Bootblock
>> NetBSD/sparc64 OpenFirmware Boot, Revision 1.9
>> (erik@medja.h.erikb.net, Sat Jun 17 22:25:15 CEST 2006)
=0x8186d0
Loading netbsd: 1919000+99984+218344 [201288+124069]=0x89d8a8
sparc64_init(0xf005d9b0, 0xfffb5b30, 0x20, 0xf005d9b0, 0xf005d9b0)
sparc64_init: bmagic=44444230, bi=0x189d8b0
console is /sbus@1f,0/zs@f,1100000:a
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 4.99.10 (UNIDATA) #7: Sun Feb 11 11:54:50 CET 2007
        erik@unidata.h.erikb.net:/home/NetBSD/obj.sparc64/sys/arch/sparc64/compile/UNIDATA
total memory = 320 MB
avail memory = 304 MB
bootpath: /sbus@1f,0/SUNW,fas@e,8800000/sd@0,0:a
mainbus0 (root): SUNW,Ultra-1: hostid 807c3a53
cpu0 at mainbus0: SUNW,UltraSPARC @ 167.008 MHz, UPA id 0
cpu0: 32K instruction (32 b/l), 16K data (32 b/l), 512K external (64 b/l)
timer0 at mainbus0 addr 0xfffc7c00 irq vectors 7f0 and 7f1
sbus0 at mainbus0 addr 0xfffcc000: clock = 25 MHz
DVMA map: ff800000 to ffffe000
IOTSB: 53e000 to 540000
audiocs0 at sbus0 slot 13 offset 0xc000000 vector 24 ipl 8: CS4231A
audio0 at audiocs0: full duplex
auxio0 at sbus0 slot 15 offset 0x1900000
flashprom at sbus0 slot 15 offset 0x0 not configured
SUNW,fdtwo at sbus0 slot 15 offset 0x1400000 vector 29 ipl 11 not configured
clock0 at sbus0 slot 15 offset 0x1200000: mk48t59
zs0 at sbus0 slot 15 offset 0x1100000 vector 28 ipl 12 softpri 6
zstty0 at zs0 channel 0 (console i/o)
zstty1 at zs0 channel 1
zs1 at sbus0 slot 15 offset 0x1000000 vector 28 ipl 12 softpri 6
zstty2 at zs1 channel 0
kbd0 at zstty2
zstty3 at zs1 channel 1
ms0 at zstty3
sc at sbus0 slot 15 offset 0x1300000 not configured
SUNW,pll at sbus0 slot 15 offset 0x1304000 not configured
esp0 at sbus0 slot 14 offset 0x8800000 vector 20 ipl 3: FAS366/HME,
40MHz, SCSI ID 7
scsibus0 at esp0: 16 targets, 8 luns per target
hme0 at sbus0 slot 14 offset 0x8c00000 vector 21 ipl 6: Sun Happy Meal
Ethernet (SUNW,hme)
hme0: Ethernet address 08:00:20:7c:3a:53
nsphy0 at hme0 phy 1: DP83840 10/100 media interface, rev. 0
nsphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
bpp0 at sbus0 slot 14 offset 0xc800000 vector 22 ipl 2: DMA rev
unknown (0x20000000)
pcons at mainbus0 not configured
wskbd0 at kbd0 mux 1
kbd0: reset failed
scsibus0: waiting 2 seconds for devices to settle...
sd0 at scsibus0 target 0 lun 0: <IBM, DDYS-T18350M, S93E> disk fixed
sd0: 17501 MB, 15110 cyl, 6 head, 395 sec, 512 bytes/sect x 35843670 sectors
sd0: sync (100.00ns offset 15), 16-bit (20.000MB/s) transfers, tagged queueing
cd0 at scsibus0 target 6 lun 0: <TOSHIBA, XM-5401TASUN4XCD, 2565>
cdrom removable
cd0: sync (248.00ns offset 15), 8-bit (4.032MB/s) transfers
root on sd0a dumps on sd0b
root file system type: ffs
Su
SIR Reset

Watchdog Reset
Externally Initiated Reset
ok


Any explanation? Related to the merge of newlock2? Booting a kernel
from 20th January works.

regards
- Erik