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Re: IOMemoryDescriptor: Jedai trick for the tortuous
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Re: IOMemoryDescriptor: Jedai trick for the tortuous


  • Subject: Re: IOMemoryDescriptor: Jedai trick for the tortuous
  • From: Mark Cookson <email@hidden>
  • Date: Mon, 7 Oct 2002 10:54:15 -0700

On Monday, October 7, 2002, at 03:49 AM, Kurt Revis wrote:

I agree that on the application level it's a fun trick, but not a big deal. I don't know if it would be more useful in a driver, or not.

This is incredibly useful in a driver that has to work with a DMA engine that's free running (with transfer descriptors prepared in advance), which is what Michel is doing.

--
Mark Cookson
Engineering Droid
Apple Computer, Inc.
Core Audio CPU Software
6 Infinite Loop MS 306-2CW
Cupertino, CA 95014
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 >Re: IOMemoryDescriptor: Jedai trick for the tortuous (From: Kurt Revis <email@hidden>)

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