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Date:      Sun, 07 Feb 1999 14:55:17 -0800
From:      Mike Smith <mike@smith.net.au>
To:        "Milliken, Scott" <MillikS@sti.imshealth.com>
Cc:        "'freebsd-stable@freebsd.org'" <freebsd-stable@FreeBSD.ORG>
Subject:   Re: Aha! I think I figured out what part sysinstall doesn't like 
Message-ID:  <199902072255.OAA08132@dingo.cdrom.com>
In-Reply-To: Your message of "Wed, 03 Feb 1999 15:41:07 EST." <C26E7066AAA6D211AB16006097A52FCC5F61AB@STIUSATLCX1.salestech.com> 

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> Being the fidgety person that I am, I decided to start poking around the
> configuration of the machine that kept hanging up during the sysinstall
> probes.  (By the way, I forgot to mention that it also has a 3COM 3c90x PCI
> Ethernet card)  After booting into Compaq's wacky little Win 3.1 based
> system setup I looked at what IRQ assignments were being made.  The auto
> configuration program from Compaq had assigned the xl0 interface to IRQ 3
> for some reason.  Just for grins I changed the IRQ assignment to IRQ 9 and
> retried the boot floppy.   WHAM!  I made it into the menu for sysinstall
> with no problem!  Of course I had to set it back to IRQ 3 and see if the
> process would lock up again and yes, it most certainly did.
> 
> Looks like the problem deals with having a NIC on IRQ 3.

More to the point, having it share/shadow an interrupt that ought to be 
assigned to something else.  The fact that it came/was set for IRQ 3 
gives me the creeps.  That's just plain Uglee.

-- 
\\  Sometimes you're ahead,       \\  Mike Smith
\\  sometimes you're behind.      \\  mike@smith.net.au
\\  The race is long, and in the  \\  msmith@freebsd.org
\\  end it's only with yourself.  \\  msmith@cdrom.com



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