From: "Richard Rauch" <rrauch@itrgmbh.de>
To: <ecos-discuss@ecos.sourceware.org>
Subject: AW: [ECOS] Support of SD Card FAT problems with MBR
Date: Fri, 19 Apr 2013 14:01:00 -0000 [thread overview]
Message-ID: <018801ce3d06$68989010$39c9b030$@itrgmbh.de> (raw)
In-Reply-To: <015801ce3cda$90ab8520$b2028f60$@itrgmbh.de>
Sorry, I was wrong...seems that there is a MBR..I mismatched MBR and FAT
partition's boot sector.
We had a problem with wrong device name, so the driver accessed block 0 on
SD Card instead of first block of partition.
> -----Ursprüngliche Nachricht-----
> Von: ecos-discuss-owner@ecos.sourceware.org [mailto:ecos-discuss-
> owner@ecos.sourceware.org] Im Auftrag von Richard Rauch
> Gesendet: Freitag, 19. April 2013 10:48
> An: ecos-discuss@ecos.sourceware.org
> Betreff: [ECOS] Support of SD Card FAT problems with MBR
>
> Hi All,
>
> I am implementing SD Card support on our eCos Port to Xilinx Zynq.
> For that, as I understand, we need to use different driver/service layers
> (SDCard Driver, disk driver, FAT file system)
>
> Low level driver works already, but seems that there are problems with
data
> structures on Disk.
>
> Is it true, that SDCards formatted without MBR? We are using SD Cards,
which
> are formatted under Windows (what seems to be mostly common)
>
> But when mounting the SDCard within eCos, seems it fails, because no MBR
is
> found on SDCard.
>
> Am I wrong? Or do we need to do something special with SDCard, Disk, or
FAT
> Drivers?
>
>
> Thanks
>
> Richard
>
> ITR GmbH
> web: http://www.itrgmbh.com
> email: info@itrgmbh.com
>
>
>
> --
> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
--
Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
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prev parent reply other threads:[~2013-04-19 14:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-19 8:47 Richard Rauch
2013-04-19 14:01 ` Richard Rauch [this message]
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