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From: Vernon Sauder <vernoninhand@gmail.com>
To: Markus Wagner <Markus.Wagner@delec.de>
Cc: linux-mtd@lists.infradead.org
Subject: Re: Problems mounting jffs2 image on nor flash > Erase at 0x.... failed	immediately: -EROFS. Is the sector locked?
Date: Wed, 07 May 2008 23:03:43 -0400	[thread overview]
Message-ID: <48226D8F.3030603@gmail.com> (raw)
In-Reply-To: <1423A303F72A2F4FB7801E51406342EA10ECCD@delec-server-01.DELEC.local>

Markus Wagner wrote:
> Hello,
>
> i have some problems to mount my jffs2 image on my NOR-Flash.
> I ported UBoot and Linux to my new board.
> So far UBoot works well but Linux has some problems to mount the flash.
>
> I can read from my flash with the dd command.
> But when I mount the flash with 'mount -t jffs2 /dev/mtdblock4 /mnt/' I get the error: 'Erase at 0x...... failed immediately: -EROFS. Is the sector locked?'
>
> Some Infos:
> Its an Intel P33 Strataflash.
>
> <SNIP>
>
> It seems to me that the kernel doesn't know that the flash is protected after power up.
>
> How can I get it to work?
> Where should I look at?
>
> Thanks for your help.
> Markus
>
>   
You did not mention exactly which device you are using. I just posted a 
patch to the list that added more StrataFlash devices to the fixup table 
so they are unlocked at power up.

See [PATCH] mtd: add more StrataFlash chip ids that need powerup fixup

Vern

  reply	other threads:[~2008-05-08  3:03 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-30  8:05 Problems mounting jffs2 image on nor flash > Erase at 0x.... failed immediately: -EROFS. Is the sector locked? Markus Wagner
2008-05-08  3:03 ` Vernon Sauder [this message]
2008-05-08  6:59   ` AW: Problems mounting jffs2 image on nor flash > Erase at 0x....failed " Markus Wagner

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