Date: Fri, 05 Sep 2003 13:04:02 -0400 From: Mike Tancsa <mike@sentex.net> To: Samuel Kesterson <skesterson@travelnow.com>, freebsd-stable@freebsd.org Subject: Re: HEADS UP: ATA bus dma code MFC'd Message-ID: <5.2.0.9.0.20030905130212.0541a730@209.112.4.2> In-Reply-To: <20030905115434.620d36c8.skesterson@travelnow.com> References: <5.2.0.9.0.20030905074316.03acc028@209.112.4.2> <AHEKICEOIHLOGINAFIINIEEOCBAA.lchen@briontech.com> <5.2.0.9.0.20030905074316.03acc028@209.112.4.2>
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At 11:54 AM 05/09/2003 -0500, Samuel Kesterson wrote: >On Fri, 05 Sep 2003 07:56:30 -0400 >Mike Tancsa <mike@sentex.net> wrote: > > > Hi, > > A naive question, but what does the bus DMA code do in STABLE ? > > > > ---Mike > > > > Enables DMA on the ATA bus of course ;) How is that different from what was there before ? smtp2# sysctl -a | grep -i ata acceptable here hw.ata.ata_dma: 1 hw.ata.wc: 1 hw.ata.tags: 0 smtp2# atacontrol cap 0 0 ATA channel 0, Master, device ad0: ATA/ATAPI revision 6 device model ST340014A serial number 5JV0RSVN firmware revision 3.54 cylinders 16383 heads 16 sectors/track 63 lba supported 78165360 sectors lba48 supported 78165360 sectors dma supported
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