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Date:      Fri, 18 Sep 1998 09:14:09 -0400
From:      "Louis A. Mamakos" <louie@TransSys.COM>
To:        "Justin T. Gibbs" <gibbs@narnia.plutotech.com>
Cc:        Ted Buswell <tbuswell@mediaone.net>, scsi@FreeBSD.ORG
Subject:   Re: CAM/ncr messages.. 
Message-ID:  <199809181314.JAA02080@whizzo.transsys.com>
In-Reply-To: Your message of "Thu, 17 Sep 1998 21:31:02 MDT." <199809180331.VAA11109@narnia.plutotech.com> 
References:  <199809180331.VAA11109@narnia.plutotech.com> 

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I'm still getting hangs during boot with the 1.129 version of ncr.c.  It's
a succession of 

ncr0: timeout nccb=<large hex number>

It does this for quite a while, never finding and SCSI devices.
I have to punch the reset button to restart the system.

Here's an excerpt from a non-CAM kernel (that I backed up to) to see
the SCSI configuration.  Note that all the devices on the SCSI bus
a narrow devices.

...
de0: address 00:80:c8:0d:15:9f
ncr0: <ncr 53c825 fast10 wide scsi> rev 0x02 int a irq 15 on pci0.20.0
scbus0 at ncr0 bus 0
sd0 at scbus0 target 1 lun 0
sd0: <DEC DSP3210S 441C> type 0 fixed SCSI 2
sd0: Direct-Access
sd0: 10.0 MB/s (100 ns, offset 8)
2049MB (4197520 512 byte sectors)
sd0: with 3045 cyls, 16 heads, and an average 86 sectors/track
st0 at scbus0 target 2 lun 0
st0: <ARCHIVE Python 28849-XXX 4.CM> type 1 removable SCSI 2
st0: Sequential-Access
st0: 5.0 MB/s (200 ns, offset 8)
density code 0x24, 512-byte blocks, write-enabled
ch0 at scbus0 target 2 lun 1
ch0: <ARCHIVE Python 28849-XXX 4.CM> type 8 removable SCSI 2
ch0: Medium-Changer 4 slots, 1 drive, 1 picker
cd0 at scbus0 target 3 lun 0
cd0: <TOSHIBA CD-ROM XM-3601TA 0725> type 5 removable SCSI 2
cd0: CD-ROM
cd0: 4.0 MB/s (250 ns, offset 8)
can't get the size
worm0 at scbus0 target 5 lun 0
worm0: <HP C4324/C4325 1.20> type 5 removable SCSI 2
worm0: Write-Once
sd1 at scbus0 target 6 lun 0
sd1: <HP C3725S 6039> type 0 fixed SCSI 2
sd1: Direct-Access
sd1: 10.0 MB/s (100 ns, offset 8)
2047MB (4194058 512 byte sectors)
sd1: with 3703 cyls, 9 heads, and an average 125 sectors/track
Probing for devices on the ISA bus:  
....

This isn't too much to go on; is there any other information I can gather
on the next boot attempts?  And debug knobs to twiddle?  

I've successfully converted another Adaptec based machine to CAM and ELF; this
system is converted to ELF, but still running the old non-CAM kernel.

louie



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