MPC5200 : dma and IDE
wd at denx.de
Wed Mar 17 01:04:56 EST 2004
in message <006301c40b57$26dc7960$ad1010ac at pc173> you wrote:
> I am using linux on a MPC5200 Lite board. When I activate the DMA on IDE bus
> and try to access to the disk, I have a kernel panic. I have seen in the
> m5xxx.c that DMA is disabled until it will work.
Indeed this is a known problem which cannot be fixed with the current
version of the BestComm microcode.
> Does anybody has a patch for this or should it be done ? If anyone already
> has work on this problem, is it possible to share informations to fix it ?
You will have to wait for the next version of the BestComm code.
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de
I'd rather be led to hell than managed to heaven.
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