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To: gavin@ury.york.ac.uk
Cc: current@FreeBSD.ORG
Subject: Re: panics with CardBus
From: "M. Warner Losh" <imp@village.org>
In-Reply-To: <Pine.BSF.4.33.0203141341390.86965-100000@ury.york.ac.uk>
References: <20020311.183034.19662901.imp@village.org>
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In message: <Pine.BSF.4.33.0203141341390.86965-100000@ury.york.ac.uk>
            Gavin Atkinson <gavin@ury.york.ac.uk> writes:
: On Mon, 11 Mar 2002, M. Warner Losh wrote:
: 
: > John Baldwin also cornered me about these panics.  I'll be looking at
: > them tonight.  I think he gave me a good way to recreate them.
: 
: The patches never fixed one of the panics I see, with a GlobalVillage
: Ethernet/Modem card. The kernel still traps with a page fault in
: pccard_scan_cis, however with the patches, this now nanifests itself with
: the panic message "vm_fault: fault on nofault entry".
: 
: I am more than happy to help debug this.

The pccard_scan_cis stuff is due to a memory mapping problem that I'm
seeing on some cards.  :-(.

I'm reverting back to an earlier version of the cardbus code for teh
DP1 release and then trying again after DP1 is out.

Warner

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