linux-kernel - Re: [BUG] MMC/SD: SDHC card capacity not correct

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Message-ID: <20090112162044.2bc12cef@mjolnir.drzeus.cx>
Date:	Mon, 12 Jan 2009 16:20:44 +0100
From:	Pierre Ossman <drzeus-mmc@...eus.cx>
To:	"yi li" <liyi.dev@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [BUG] MMC/SD: SDHC card capacity not correct

On Fri, 9 Jan 2009 11:53:52 +0800
"yi li" <liyi.dev@...il.com> wrote:

> Hi Pierre,
> 
> I am using a Transcend SDHC 8GB SD card, with mmc-spi driver in
> Linux-2.6.28. When inserting the card, the messages shows the card
> capacity is "3.51 GiB":
> "mmc0: new SDHC card on SPI
> mmcblk0: mmc0:0000 SDC   3.51 GiB
>  mmcblk0: p1  "
> 
> While fdisk shows correct capacity:
> " fdisk -l /dev/mmcblk0
> Disk /dev/mmcblk0: 8068 MB, 8068268032 bytes

Odd. Is the entire device accessible? (I.e. is it just a printk
problem?)

Could you give me a dmesg dump with MMC_DEBUG turned on in Kconfig?

Rgds
-- 
     -- Pierre Ossman

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

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