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Date:      Wed, 20 Nov 1996 22:21:26 +0100 (MET)
From:      "Julian H. Stacey" <jhs@freebsd.org>
To:        hardware@freebsd.org
Subject:   Any experience with (Compaq I guess) CPQ 001373 Disc Array Controller
Message-ID:  <199611202121.WAA00331@vector.jhs.no_domain>

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Does anyone have experience with FreeBSD with a
	(Compaq I guess)   CPQ 001373 Disc Array Controller	?
Is it usable with FreeBSD ?  It's a strange beast:
	A full width EISA card,
	that runs 2 * 200M discs in parallel & pretends to be 1 * 400M drive.
	The `pretends' bit is all done on the card I think/hope, 
	at least, there's no hint of it in config.sys & autoexec.bat.

I'm asking before I try, because I don't have full flops to rebuild this system
back to DOS if I fail (just config & diag. flops), so I want to go carefully.

I plugged in a 2.1.0 boot flop, & it got as far as
	......
	wd0: 405 Mb  829584 sectors 823 cyls 16 heads, 63 secs/track, 512 B/S
	......
	rootfs is 1000Kbyte compiled in MFS
then crashed ( did the 15 sec reboot )
	Fatal trap 12: page fault while in kernel mode
presumably 'cos it wants more than 4M to install.
(No prob. I used to build unices by hand way back when, & have added a 2nd fd1.)

Other info I have is: 
The 2 drives in the sys. are Conner CP3201: nearest info I have is for 2 similar
models as listed in CT mag. 1990 Heft 12 P319:
  	Name,		Form MB,Interf,	ModuLat,Cyls,	Heads,	SPT
  	CP-3200F,	213,	scsi,	2.7,	1366,	8,	38
  	CP-3204F,	213,	at  ,	2.7,	1366,	8,	38

The Disc Array Controller card is in a Compaq Model 3000:  
	EISA with a 386 (no 387 FPU) & with 2 * 2M modules,
	(the modules are credit card sized with 2 IDP conn.s)
	so I can't plug in my spare `normal' ram, so I'm stuck at 4M.

Why am I bothering ?
	I was given the box, & hate to see old hardware turned off :-)
	& plan to use it as a modem firewall at home, lightly loaded,
	leaving my bigger better `current' boxes safe behind the wall :-)

PS 1742s (EISA) are dirt cheap now (~$40) so I was thinking of buying one
of those too, + shoving in a compulsory ethernet.

Any comments (beside `Bury It Deep' ;-)  ?

Julian
---
Julian H. Stacey	jhs@freebsd.org		http://www.freebsd.org/~jhs/



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