sd0(xasc0:0:0:0): xasc0: timed out [ecb 0x80991000 (flags 0x1, dleft 2c, stat 0)], <state 5, nexus 0x80991000, phase(l 1, c 1, p 1), resid 2c, msg(q 0,o 80) DMA active>
sd0(xasc0:0:0:0): xasc0: timed out [ecb 0x80991000 (flags 0x41, dleft 2c, stat 0)], <state 5, nexus 0x80991000, phase(l 1, c 1, p 1), resid 2c, msg(q 20,o 80) DMA active> AGAIN

Anyone have any idea why those happen before mounting the root FS?  Full
dmesg below.

-- 
        -- Jason R. Thorpe <thorpej@zembu.com>

>>boot 5/rz0/netbsd a

NetBSD/pmax 1.5 FFS Primary Bootstrap

NetBSD/pmax 1.5U Secondary Bootstrap, Revision 1.3
(root@sulaco.slow-10.shagadelic.org, Tue May  1 03:39:20 PDT 2001)

Boot: 5/rz0/netbsd
1789856+381580 [81+68384+57322]=0x230fa0
Starting at 0x80030000

[ using 126324 bytes of netbsd ELF symbol table ]
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001
    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 1.5V (SULACO) #5: Wed May 30 18:21:00 PDT 2001
    thorpej@sulaco.slow-10.shagadelic.org:/amd/yeah-baby.shagadelic.org/u1/netbsd/src/sys/arch/pmax/compile/SULACO
DECstation 5000/200 (3MAX)
total memory = 24576 KB
avail memory = 20084 KB
using 332 buffers containing 1328 KB of memory
mainbus0 (root)
cpu0 at mainbus0: MIPS R3000 CPU (0x230) Rev. 3.0 with MIPS R3010 FPC Rev. 2.0
cpu0: 64KB Instruction, 64KB Data, direct mapped cache
tc0 at mainbus0: 25 MHz clock
ibus0 at tc0 slot 7 offset 0x0
mcclock0 at ibus0 addr 0x1fe80000: mc146818 or compatible
dc0 at ibus0 addr 0x1fe00000
le0 at tc0 slot 6 offset 0x0: address 08:00:2b:1e:a0:d9
le0: 32 receive buffers, 8 transmit buffers
xasc0 at tc0 slot 5 offset 0x0: NCR53C94, 25MHz, SCSI ID 7
scsibus0 at xasc0: 8 targets, 8 luns per target
unknown device AV01A-AA at tc0 slot 1 offset 0x0 not configured
scsibus0: waiting 2 seconds for devices to settle...
sd0 at scsibus0 target 0 lun 0: <DEC, RZ57     (C) DEC, 5000> SCSI1 0/direct fixed
sd0: 954 MB, 1928 cyl, 15 head, 67 sec, 512 bytes/sect x 1954050 sectors
sd0: async, 8-bit transfers
IPsec: Initialized Security Association Processing.
boot device: sd0
root on sd0a dumps on sd0b
sd0(xasc0:0:0:0): xasc0: timed out [ecb 0x80991000 (flags 0x1, dleft 2c, stat 0)], <state 5, nexus 0x80991000, phase(l 1, c 1, p 1), resid 2c, msg(q 0,o 80) DMA active>
sd0(xasc0:0:0:0): xasc0: timed out [ecb 0x80991000 (flags 0x41, dleft 2c, stat 0)], <state 5, nexus 0x80991000, phase(l 1, c 1, p 1), resid 2c, msg(q 20,o 80) DMA active> AGAIN
root file system type: ffs
swapctl: adding /dev/sd0b as swap device at priority 0
.
.
.