Date: Thu, 16 Nov 95 11:02 IST From: koshy@blr.novell.com To: hackers@freebsd.org Subject: IDE drives using DMA? Message-ID: <30aacced0.2096@novidc.blr.novell.com>
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Hi, I chanced upon a book about ATA drives and noted there that IDE can optionally support DMA transfers in addition to the regular programmed IO. Does anyone have any experience with this? Are such configurations common? Any catches or caveats that hinder DMA use with IDE drives? Thanks, Koshy
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