* [question]- DMA
@ 2004-10-27 23:31 haskellboy
2004-10-28 0:18 ` Chris Wedgwood
0 siblings, 1 reply; 2+ messages in thread
From: haskellboy @ 2004-10-27 23:31 UTC (permalink / raw)
To: linux-kernel
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can DMA copy from RAM to hard disk?
if yes, the kernel uses DMA to copy from disk to disk ?
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* Re: [question]- DMA
2004-10-27 23:31 [question]- DMA haskellboy
@ 2004-10-28 0:18 ` Chris Wedgwood
0 siblings, 0 replies; 2+ messages in thread
From: Chris Wedgwood @ 2004-10-28 0:18 UTC (permalink / raw)
To: haskellboy; +Cc: linux-kernel
On Wed, Oct 27, 2004 at 08:31:43PM -0300, haskellboy@ig.com.br wrote:
> can DMA copy from RAM to hard disk?
yes
> if yes, the kernel uses DMA to copy from disk to disk?
no, the disk hardware that (almost all) linux hardware uses doesn't
allow this easily
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2004-10-27 23:31 [question]- DMA haskellboy
2004-10-28 0:18 ` Chris Wedgwood
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