On Dec 6,  2:21am, Don Lewis wrote:
} Subject: Re: problem installing NetBSD-1.1 on hp425t
} scsi0: abort from go: phase0x8a, ssts=0xb1, ints=0x0
} 
} then the whole thing just hangs.
} 
} Looking at the code, it seems that ixfer_out() in the CMD_PHASE leg
} of the switch in scsigo() must be failing, but this doesn't make sense
} because the SSTS_DREG_FULL bit is clear.  Thinking that the timing
} might be borderline (these drives are pretty slow), I increased
} SCSI_DATA_WAIT (which is used by ixfer_out()) from 1000 to 5000.  Still
} no joy :-(

Duhhh!!  It's timing out below the switch in the loop that waints for
hd->scsi_ints to be set.  Cranking up SCSI_CMD_WAIT seems to fix it.