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Date: Fri, 26 Nov 2004 06:56:06 -0800
From: Joseph Olatt <joji@eskimo.com>
To: Richard Schilling <rschi@rsmba.biz>
Message-ID: <20041126065606.A24185@eskimo.com>
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	from rschi@rsmba.biz on Wed, Nov 24, 2004 at 12:45:21PM -0800
cc: freebsd-mobile@freebsd.org
Subject: Re: IRQ conflicts on RELEASE 5.2.1: Thinkpad 600x and PCM100
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Hello Richard,


On Wed, Nov 24, 2004 at 12:45:21PM -0800, Richard Schilling wrote:
> uname -a output:
> 
> FreBSD 5.2.1-RELEASE FreeBSD 5.2.1-RELEASE #0: Wed Nov 24 02:10:02 GMT 
> 2004 root@:/usr/obj/usr/src/sys/COGNITION i386
> 
> 
> Can someone give me a clue on how to identify IRQ conflicts on 5.2.1?

Usually "/var/log/messages" or "dmesg" will inform you about IRQ
conflicts. It would say something like "detected interrupt storm...
throttling input..."

You can also use 'kenv | grep irq' to see all the interrupts being used.

> But, here's the bigger problem:
> 
> I've been crusing around the list archives and technical documentation 
> for about a week now trying to get my ThinkPad 600x working with a 
> Linksys PCM100 card.
> 
> I'm still getting device timeouts (which suggests to me an IRQ 
> conflict).  Here is my system configuration:
> 
> in /boot/loader.conf:
> 	hw.pci.allow_unsupported_io_range="1"
> 	hw.cbb.start_memory="0x20000000"
> 
> 
> in /boot/device/hints, all references to hint.ed.0 are commented out.  I 
> have tried setting the following values (rebooting with each change) 
> with no result:
> 
> hint.ed.0.at="isa" & hint.ed.0.at="pci"
> hint.ed.0.port="0x280" & hint.ed.0.port="0x100"
> hint.ed.0.irq="10" & hint.ed.0.irq="3"
> hint.ed.0.maddr="0xd8000"
> 
> Any further help in getting this card working would be apprecitated.
> 
> Thanks.
> 
> Richard Schilling
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