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Date:      Wed, 02 Aug 2000 14:12:11 -0600
From:      Brett Glass <brett@lariat.org>
To:        Greg Lehey <grog@lemis.com>, Darryl Okahata <darrylo@soco.agilent.com>
Cc:        Mike Smith <msmith@FreeBSD.ORG>, Jay Kuri <jay@oneway.com>, hardware@FreeBSD.ORG
Subject:   Re: FreeBSD on Dell Inspiron
Message-ID:  <4.3.2.7.2.20000802140411.05180a70@localhost>
In-Reply-To: <20000802110407.F36094@wantadilla.lemis.com>
References:  <200008020116.SAA15805@mina.soco.agilent.com> <4.3.2.7.2.20000801154059.04c50b80@localhost> <200008020116.SAA15805@mina.soco.agilent.com>

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At 07:34 PM 8/1/2000, Greg Lehey wrote:

>IRQ 9 is available on the 7500.  I use it for the Ethernet card.  I
>don't see anything on 10.

Greg, you're not following what I said.

When the FreeBSD 4.1-RELEASE GENERIC kernel boots, it gives IRQ 10 to the
pcic and 11 to the video controller. 5 is dedicated to the ESS sound
chip and can't be changed.

During the install process, /stand/sysinstall offers the user three 
sets of IRQs for the cards plugged into the PCMCIA sockets. The 
choices are:

1) 5 and 10
2) 10 and 11
3) 11 only

Because 5, 10, and 11 are all allocated, none of these choices works.
PCMCIA cards can't be used unless you relocate devices to other IRQs
during the pre-boot kernel configuration. This is something that new
users won't know how to do, and /stand/sysinstall gives them no
help. 

After a little head scratching, I figured out that I could move the pcic 
to IRQ 9 and free up IRQ 10, then pick a choice in /stand/sysinstall that 
included IRQ 10. I would then get one IRQ for a PCMCIA card, and the
ep0 driver (for the 3Com PCMCIA card) grabbed it. Only in this way
could I do a network install of FreeBSD 4.1-RELEASE.

--Brett





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