Date: Thu, 16 Aug 2001 17:12:37 -0700 From: Ted Faber <faber@ISI.EDU> To: Warner Losh <imp@harmony.village.org> Cc: John Hay <jhay@icomtek.csir.co.za>, mobile@FreeBSD.ORG Subject: Re: HEADS UP: pcic pci attachments merged from current Message-ID: <20010816171237.G30807@ted.isi.edu> In-Reply-To: <200108170009.f7H09NW36246@harmony.village.org>; from imp@harmony.village.org on Thu, Aug 16, 2001 at 06:09:23PM -0600 References: <20010816153437.E30807@ted.isi.edu> <200108150433.f7F4X1W20487@harmony.village.org> <200108161636.f7GGabV27366@zibbi.icomtek.csir.co.za> <20010816153437.E30807@ted.isi.edu> <200108170009.f7H09NW36246@harmony.village.org>
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On Thu, Aug 16, 2001 at 06:09:23PM -0600, Warner Losh wrote:
> In message <20010816153437.E30807@ted.isi.edu> Ted Faber writes:
> : > Something that I noticed on a non-pci notebook is that pccardd is ignoring
> ^^^^^^^
> : > the irq settings in /etc/pccard.conf. It even ignores a "-i 11" on the
> : > commandline. It only "listens" if I do a "-I -i 11" on the commandline.
> : > When it ignores me it always tries to use irq 15, which doesn't work on
> : > my machine. The same machine with a system built on July 4th didn't have
> : > this behaviour. It used the irq settings in /etc/pccard.conf.
> :
> : I'm seeing this behavior, too, except the lucky winning IRQ is 9, and
> : even with -I -i 11, pccardd won't put the ethernet on IRQ 11.
> :
> : The laptop is a Fujitsu Lifebook E-5120, the pcic reports itself as a
> : <TI PCI-1225 {CI-CardBus Bridge> irq 9 at device 19.0 pci0
> : It also claims to be operating in <PC CardBus (Classic)>
>
> Right. This is a pci based notebook. On PCI notebooks using PCI
> interrupt routing, you lose the ability to pick which interrupt each
> card gets. The bridge assigns them. If you didn't do this, then you
> would get interrupt storms.
>
> Unless the card isn't working, then I'd say there's nothing wrong
> here.
I should have been explicit. When irq 9 is assigned, the laptop locks
up completely. Ejecting the card sometimes restores the system,
sometimes not.
It sounds like these assignments are under BIOS control. I'll have a
look at that. Other ideas woul dbe helpful.
Thanks.
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