Gentoo Archives: gentoo-user

From: Richard Fish <bigfish@××××××××××.org>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Again SATA: hdparm -> dma ???
Date: Fri, 04 Aug 2006 17:06:49
Message-Id: 7573e9640608041001p1fbda89eoc30da334747adee5@mail.gmail.com
In Reply to: [gentoo-user] Again SATA: hdparm -> dma ??? by Meino Christian Cramer
1 On 8/4/06, Meino Christian Cramer <Meino.Cramer@×××.de> wrote:
2 > Hi,
3 >
4 > what tool do I need to get/set the complete set of parameters of
5 > SATA-hds?
6
7 You don't. DMA, NCQ, and the like are enabled automatically if they
8 are supported by the driver, chipset, and drive. hdparm -tT can still
9 be used to test the throughput however.
10
11 > Or in other words: Is SATA under linux scsi or ide ?
12 > (what a crazy question...)
13
14 The interface is through the SCSI subsystem, but it could also be
15 called an IDE drive, since the definition of IDE is "Integrated Drive
16 Electronics", and these drives definitely have most of their smarts
17 built-in.
18
19 -Richard
20 --
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