From: Matthieu CASTET <castet.matthieu@free.fr>
To: linux-mtd@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] MTD driver for MMC cards
Date: Sun, 31 Dec 2006 17:40:13 +0000 (UTC) [thread overview]
Message-ID: <en8slt$i14$1@sea.gmane.org> (raw)
In-Reply-To: 4597ADD2.90700@drzeus.cx
On Sun, 31 Dec 2006 13:32:18 +0100, Pierre Ossman wrote:
> Arnd Bergmann wrote:
> I'm a complete MTD noob, but what uses does the MTD layer have besides
> JFFS2. If it's none, than this advantage isn't that big of a deal.
>
AFAIK MTD is for device where erase is need to managed in "software" :
http://www.linux-mtd.infradead.org/faq/general.html
For SD card, doesn't a microcontroller on the card hide this, and make the
sd card acts like a normal block device (no need to erase a block before
writing it)?
WARNING: multiple messages have this Message-ID (diff)
From: Matthieu CASTET <castet.matthieu@free.fr>
To: linux-kernel@vger.kernel.org
Cc: linux-mtd@lists.infradead.org
Subject: Re: [RFC] MTD driver for MMC cards
Date: Sun, 31 Dec 2006 17:40:13 +0000 (UTC) [thread overview]
Message-ID: <en8slt$i14$1@sea.gmane.org> (raw)
In-Reply-To: 4597ADD2.90700@drzeus.cx
On Sun, 31 Dec 2006 13:32:18 +0100, Pierre Ossman wrote:
> Arnd Bergmann wrote:
> I'm a complete MTD noob, but what uses does the MTD layer have besides
> JFFS2. If it's none, than this advantage isn't that big of a deal.
>
AFAIK MTD is for device where erase is need to managed in "software" :
http://www.linux-mtd.infradead.org/faq/general.html
For SD card, doesn't a microcontroller on the card hide this, and make the
sd card acts like a normal block device (no need to erase a block before
writing it)?
next prev parent reply other threads:[~2006-12-31 17:45 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-28 13:18 [RFC] MTD driver for MMC cards Arnd Bergmann
2006-12-28 13:18 ` Arnd Bergmann
2006-12-31 12:32 ` Pierre Ossman
2006-12-31 12:32 ` Pierre Ossman
2006-12-31 17:40 ` Matthieu CASTET [this message]
2006-12-31 17:40 ` Matthieu CASTET
2007-01-01 22:22 ` Arnd Bergmann
2007-01-01 22:22 ` Arnd Bergmann
2007-01-02 0:08 ` David Woodhouse
2007-01-02 0:08 ` David Woodhouse
2007-01-04 7:42 ` Pierre Ossman
2007-01-04 7:42 ` Pierre Ossman
2007-04-15 23:33 ` Arnd Bergmann
2007-04-15 23:33 ` Arnd Bergmann
2007-04-16 0:31 ` Jörn Engel
2007-04-16 0:31 ` Jörn Engel
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