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RE: BCM91x80A/B PCI DMA problems

To: "Martin Michlmayr" <tbm@cyrius.com>
Subject: RE: BCM91x80A/B PCI DMA problems
From: "Mark E Mason" <mark.e.mason@broadcom.com>
Date: Tue, 28 Feb 2006 14:15:10 -0800
Cc: linux-mips@linux-mips.org
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
Thread-index: AcY8tCpDwC8qmjA/TLG8pIFRTGHe7AAAB1Zw
Thread-topic: BCM91x80A/B PCI DMA problems
Hello,

Is this driver known to work with 64-bit kernels (specifically: 64-bit
DMA addresses)?  It sounds like that might be the problem.

HTH,
Mark

> -----Original Message-----
> From: Martin Michlmayr [mailto:tbm@cyrius.com] 
> Sent: Tuesday, February 28, 2006 2:13 PM
> To: Mark E Mason
> Cc: linux-mips@linux-mips.org
> Subject: Re: BCM91x80A/B PCI DMA problems
> 
> * Mark E Mason <mark.e.mason@broadcom.com> [2006-02-28 13:53]:
> > Is this a 32-bit, or 64-bit kernel?  If 64-bit, do you have 
> more than 
> > 1G of DRAM installed in the system (DRAM above 1G is accessed at 
> > >32-bit physical addresses).
> 
> Erm, I have 2 GB of RAM and used a 64-bit kernel.  Using a 
> 32-bit kernel works.
> 
> > Are you using CFE 1.2.5?  The PCI interrupt assignments in earlier
> 
> Yes.
> 
> > versions of CFE were not correct.
> --
> Martin Michlmayr
> http://www.cyrius.com/
> 
> 


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