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Re: No PCI memory response

To: linux-mips@linux-mips.org
Subject: Re: No PCI memory response
From: Ulrich Eckhardt <eckhardt@satorlaser.com>
Date: Mon, 4 Apr 2005 16:52:33 +0200
In-reply-to: <000001c53924$db7c75e0$2000a8c0@gillpc>
Organization: Sator Laser GmbH
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References: <000001c53924$db7c75e0$2000a8c0@gillpc>
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Gill wrote:
> Can anyone help?  We're trying to talk to a RealTek RTL8139 device across
> the PCI bus, and, although linux can access configuration registers on the
> device, it does not access memory space correctly, and we are unable to
> read back any sensible values from the RTL8139 registers.
>
> We are using the latest 2.6 linux on an Alchemy DB1550 board.

Random reads, discarded data after writing? I had the same problem and solved 
it by simply configuring the static bus controller of my Au1100 properly (of 
which before I didn't even know it existed...).

hth

Uli

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