Subject: Re: Problems with dual Adaptec 2940-UW controllers
To: Scott Burns <Scott.Burns@Netcontech.Com>
From: David Brownlee <abs@anim.dreamworks.com>
List: netbsd-help
Date: 11/16/1998 09:35:38
	We've used two 2940 (not UW) in an old P133 here, so it _should_
	be possible :)

	What IRQ does the second card end up with - is it possible its
	being used by something else in the machine, maybe an ISA device?
	

		David/absolute

                  -=-  and team B will be... Kenny.  -=-

On Mon, 16 Nov 1998, Scott Burns wrote:

> We just started to receive the parts for our new NT killer NetBSD server 
> and we have hit a snag right off the start. Installing two Adaptec 2940UW 
> controllers on different IRQs, one with bios disabled (not the bootable 
> one), and one with it enabled (the lower of the two PCI numbers as per the 
> adaptec menus) the install hangs.
> 
> We are installing from the NetBSD cd-rom which was sold from NetBSD.Com 
> earlier this year and it hangs right at the point where it prints biomask, 
> ttymask, netmask etc. If we remove the second controller the main 
> installation menu pops up. I think the step after this one (masks etc) is 
> where the kernel dumps out the root partition information etc. Anyone have 
> any ideas whats up ?
> 
> Some more info:
> 
> Brand new Adaptec 2940-UWs (BIOS V1.3.34 I think, I will gather much more 
> detailed info if know one knows about this already)
> 
> Hangs with or without hard drives installed on second controller.
> 
> Interesting that the kernel probes and finds both controllers and drives 
> (if drives are installed on the second controller).
> 
> Another interesting thing is I have these controllers and drives programmed 
> for 40 MHz but the
> kernel probe comes up with 20MHz ???
> 
> Haven't had a chance to switch around controllers yet, could be a bad 
> controller I guess but I don't think so.
> 
> Machine is a new Compaq Prosignia 200 with 96MB RAM, primary IDE controller 
> disabled, secondary IDE has CDRom which is found OK.
> 
> Scott Burns
> Scott.Burns@Netcontech.Com
> 
> P.S. On a side note we have a Adaptec 2920C which we hope to install as 
> well to run our DAT24x6 changer. Installing it alone (non of the 2940's), 
> the Ctrl-A message does not appear. Docs say even if this Ctrl-A banner is 
> programmed off hitting Ctrl-A should still work, it does not. The bios chip 
> is installed on this card, it is a new card I think. It was lying around 
> the office. The card does come up with it's banner saying V3.0 firmware, 
> finds the tape drive etc. Is this card supported under V1.3.2 ? I need to 
> get the bios turned off on this guy as it is not going to be the boot card 
> of the 3 Adaptecs and I think I have to have the bios off on all cards but 
> the one to be booted.
> 
> P.P.S. PCI Slot 1 seems to be hooked to the onboard E-Net card. The ENet 
> card is recognized ok by the kernel. Can this slot be used with say an 
> adaptec without worry that they are both using the same IRQ ? No matter 
> what IRQ I set the ENet too it changes PCI slot 1 to that IRQ and vice 
> versa. Very odd. This slot is not being used related to the problem with 
> the dual cards above to simplify troubleshooting.
>