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Date:      Mon, 07 Jul 1997 00:16:52 -0700 (PDT)
From:      Simon Shapiro <Shimon@i-Connect.Net>
To:        dg@root.com
Cc:        FreeBSD-Hackers@FreeBSD.ORG
Subject:   Re: PCI Bridge Question
Message-ID:  <XFMail.970707001652.Shimon@i-Connect.Net>
In-Reply-To: <199707070056.RAA18675@implode.root.com>

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Hi David Greenman;  On 07-Jul-97 you wrote: 

...

> >fxp1 <Intel EtherExpress Pro 10/100B Ethernet> rev 2 int a irq 10 on
> pci1:0
> >pci_map_mem failed: device's memrange 0xff9ff000-0xff9fffff is
> incompatible
> >with
> > its bridge's memrange 0xfd200000-0xfd6fffff
> >fxp1: Ethernet address 00:a0:c9:6b:8e:b6
> >
> >    What can I do to make this work?
> 
>    Did you verify that it actually doesn't work? From the above, the
> device appears to have been mapped and attached okay.

Yup.  Dead as a dead horse.  The other card is very alive.
This problem does not exist under 3.0-current 9as of today).

BTW, under SMP, this driver panics.  This happens under NFS load.
What one sees is:

Page fault on cpuid = 0;

It blows on fxp_add_rfabuf + 0xc7.

We get there via:

fxp_add_rfabuf
fxp_intr
smp_idleloop
fork_trampoline  (wish had a clue what a trampoline is  - other than the
Kmart
                  type :-)


Simon



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