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On Jun 11, 2004, at 10:52 AM, Godfrey van der Linden wrote:
You can combine step 1 & 2 by creating an contiguous IOBufferMemoryDescriptor rather than calling IOMallocContiguous directly. I believe the IOBMD also 'auto-prepares' so it will generally just do the right thing.
Really? I've been told repeatedly to call prepare and complete even for IOBufferMemoryDescriptor. Guess I'd better go read the source again...
|>DMA buffer (From: "Lalit Chandivade" <email@hidden>)|
|>Re: DMA buffer (From: Godfrey van der Linden <email@hidden>)|
|>Re: DMA buffer (From: Chris Thomas <email@hidden>)|
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