On Tue, 19 Jun 2001, Eric Jorgensen wrote:
> Russell King - ARM Linux wrote:
> > I would strongly advise against this - its a recipe for total disaster.
> > There will be no arbitration between the two processors for the IDE
> > interface, and two requests going to the drive at the same time could
> > cause any number of weird effects, maybe even data corruption.
You are completely right. However, this is what I am trying to test. I
guess if you only read from the hard disk, you will minimize any harm to
the hard-disk.
> > If you want to do this, then you need a communication path between
> > both processors that locks one out while the other is accessing it.
This has been done before, with the Pcimsg driver. But I would rather use
the ebsa285 as a "rogue" device stealing data from the host hard-disk.
And about the issue of not detecting the partitions, any pointers?
Thanks a lot for your help!
Regards,
Jesus
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