From: Michael Krufky <mkrufky@m1k.net>
To: David Hinds <dhinds@sonic.net>
Cc: somshekar.c.kadam@in.abb.com, linux-kernel@vger.kernel.org
Subject: Re: Sandisk Compact Flash
Date: Sat, 16 Jul 2005 03:04:54 -0400 [thread overview]
Message-ID: <42D8B196.8030208@m1k.net> (raw)
In-Reply-To: <20050715052139.GA7788@sonic.net>
David Hinds wrote:
>On Wed, Jul 13, 2005 at 07:04:38PM +0530, somshekar.c.kadam@in.abb.com wrote:
>
>
>>I ma newbie to compactflash driver , I am using mpc862 PPC processor
>>on my custom board having 64mb ram running linuxppc-2.4.18 kernel .
>>i am using Sandisk Extreme CF 1GB which is 133x high speed, but
>>found the performance with other kingston 1GB CF with slower speed ,
>>is both same , CF is implemented on pcmcia port , i am not sure what
>>is the mode set for transfer , Feature set command is used in which
>>it sets the PIO mode or Multiword DMA transfer mode by specifying
>>its value in Sector count register , i am not able to understand in
>>linux kernel ide driver where this is set , is it by default set ,
>>this mode is set or we need to set it , i think we should assign
>>this value , right now i am not able to trace this in my code. ,
>>
>>
>It sounds like your card reader is one of the slow 16-bit ones.
>
I recommend picking up a CF-to-IDE adapter, such as this:
http://www.acscontrol.com/Index_ACS.asp?Page=/Pages/Products/CompactFlash/IDE_To_CF_Adapter.htm
...It works great for me!
There are a bunch of companies selling these... Google "cf ide adapter".
--
Michael Krufky
next prev parent reply other threads:[~2005-07-16 7:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <OFF2465F02.D3F1F2D8-ON6525703D.0049BB41-6525703D.004A8B94@in.abb.com>
2005-07-15 5:21 ` Sandisk Compact Flash David Hinds
2005-07-16 7:04 ` Michael Krufky [this message]
2005-07-16 18:31 ` David Hinds
2005-07-16 22:03 ` Norbert van Nobelen
2005-07-20 7:18 somshekar.c.kadam
[not found] <OF56551899.13BEFC21-ON65257044.00280854-65257044.00282876@abbasiapacific.com.sg>
2005-07-20 16:26 ` David Hinds
-- strict thread matches above, loose matches on Subject: below --
2005-08-03 5:37 somshekar.c.kadam
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