linux-kernel - Re: SATA/IDE Dual Mode w/Intel 945 Chipset or HOW TO LIQUIFY a flash IDE chip under 2.6.18

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Message-ID: <45A4FF0D.2090705@garzik.org>
Date:	Wed, 10 Jan 2007 09:58:21 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Lennart Sorensen <lsorense@...lub.uwaterloo.ca>
CC:	"Jeff V. Merkey" <jmerkey@...fmountaingroup.com>,
	Linux kernel <linux-kernel@...r.kernel.org>
Subject: Re: SATA/IDE Dual Mode w/Intel 945 Chipset or HOW TO LIQUIFY a flash
 IDE chip under 2.6.18

Lennart Sorensen wrote:
> On Tue, Jan 09, 2007 at 07:25:00PM -0500, Jeff Garzik wrote:
>> Combined mode is a technical term.  Judging from your answers, you are 
>> not using combined mode.
> 
> I would have thought 'sata 3.0 + IDE' sounded a lot like combined mode,
> unless it means seperate sata and ide.

Enhanced mode means separate SATA and PATA.

(I recommend avoiding the "IDE" acronym, it is largely meaningless and 
confusing these days)


>> Judging from your answers, you are not in AHCI mode.
>>
>> Side note:  You should use AHCI if available.  Emulating a PATA 
>> interface for SATA devices is error prone [in the silicon].  AHCI is 
>> native SATA, "enhanced mode" is not.
> 
> I tried setting my sister's new machine to AHCI mode (Asus P5B with 965
> chipset), but I eventually gave up since it also needed windows xp on it
> and I can't for the life of me find an AHCI driver for windows that
> would install.

Um, ok?

We're talking about Linux here.  Linux regularly supports hardware 
before Windows does.  This is nothing new.

	Jeff


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