linux-kernel - Re: lba 28-bit addressing mode for MMC/SD card

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Message-ID: <20080109130123.70d6ced9@poseidon.drzeus.cx>
Date:	Wed, 9 Jan 2008 13:01:23 +0100
From:	Pierre Ossman <drzeus-list@...eus.cx>
To:	Sandeep K <san_kernel2008@...oo.com>
Cc:	linux kernel <linux-kernel@...r.kernel.org>
Subject: Re: lba 28-bit addressing mode for MMC/SD card

On Thu, 27 Dec 2007 05:51:46 -0800 (PST)
Sandeep K <san_kernel2008@...oo.com> wrote:

> Hi all,
> 
> does the linux kernel MMC block layer supports lba
> 28-bit 
> addressing mode for MMC/SD card ? 
> 

LBA is not a term used for MMC/SD, so I'm unsure what you're referring to. The MMC layer supports legacy cards, SDHC and MMC 4.2 addressing. All addresses are 32-bit.

Rgds
-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org
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