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* Re Re: "Lost interrupt" with promise20268 PCI-IDE chard on mpc8540_ads
@ 2005-09-12 15:57 KylongMu
  0 siblings, 0 replies; only message in thread
From: KylongMu @ 2005-09-12 15:57 UTC (permalink / raw)
  To: Linuxppc-embedded

 

Hi Koller
	Thanks for you help , I'll try what you tell me tomorow , and sand
back the test result to you , but which PCI-IDE bridge will support DMA on
MPC8540 ? I wonder the bandwidth of IDE will be a bottleneck of my system
requirement .

Thanks a lot !

KylongMu


Hi KylongMu!

KylongMu wrote:
> Hi, all
>         Please help solve this problem , or give me some advise .
> Thanks a lot !

Try to turn off DMA. It doesn't work yet AFAIK.
I am using a PDC20269 on PCI on a MPC8540, too. See my .config file...
I didn't focus on this problem yet. Let me know if you get it going.

My board PM854 is similar to the MPC8540_ADS

Best greets,

Clemens Koller
_______________________________
R&D Imaging Devices
Anagramm GmbH
Rupert-Mayer-Str. 45/1
81379 Muenchen
Germany

http://www.anagramm.de
Phone: +49-89-741518-50
Fax: +49-89-741518-19

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2005-09-12 15:57 Re Re: "Lost interrupt" with promise20268 PCI-IDE chard on mpc8540_ads KylongMu

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