From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org
Subject: Re: PATCH: Add CFA modes
Date: Sat, 19 Nov 2011 17:29:11 +0400 [thread overview]
Message-ID: <4EC7AF27.2050704@ru.mvista.com> (raw)
In-Reply-To: <1155232332.24077.7.camel@localhost.localdomain>
Hello.
On 10-08-2006 21:52, Alan Cox wrote:
>> From nobody Mon Sep 17 00:00:00 2001
> From: root<root@hraefn.swansea.linux.org.uk>
> Date: Thu Aug 10 18:06:38 2006 +0100
> Subject: [PATCH] Add compact flash support
> The CFA world has some additional rules and drive modes we need to support for
> newer expansion cards and on embedded boxes
Sorry, this is very old patch,
> @@ -1913,6 +1945,8 @@ static const struct ata_timing ata_timin
> { XFER_UDMA_4, 0, 0, 0, 0, 0, 0, 0, 30 },
> { XFER_UDMA_3, 0, 0, 0, 0, 0, 0, 0, 45 },
>
> + { XFER_MW_DMA_4, 25, 0, 0, 0, 55, 20, 80, 0 },
> + { XFER_MW_DMA_3, 25, 0, 0, 0, 65, 25, 100, 0 },
I keep wondering where you got these 25 ns setup timings and where such
numbers for modes 0-2 came from -- they're not in any spec.
MBR, Sergei
next prev parent reply other threads:[~2011-11-19 13:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-10 17:52 PATCH: Add CFA modes Alan Cox
2006-08-14 18:06 ` Jeff Garzik
2011-11-19 13:29 ` Sergei Shtylyov [this message]
2011-11-19 13:35 ` Sergei Shtylyov
2011-11-19 16:38 ` Mysterious MWDMA timings (Was: PATCH: Add CFA modes) Sergei Shtylyov
2011-11-20 8:03 ` Vojtech Pavlik
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