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From: Martin Egholm Nielsen <martin@egholm-nielsen.dk>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Re: JFFS2 images written from U-Boot unusable   in Linux? (Round 2)
Date: Wed, 12 Jan 2005 14:46:44 +0100	[thread overview]
Message-ID: <cs39o4$k31$1@sea.gmane.org> (raw)
In-Reply-To: <41E5183D.1020604@intracom.gr>

>>>>>> # mount -t jffs2 /dev/mtdblock0 /mnt
>>>>>> jffs2: Erase block size too small (16KiB). Using virtual blocks 
>>>>>> size (32KiB) instead
>>>>>> Cowardly refusing to erase blocks on filesystem with no valid 
>>>>>> JFFS2 nodes
>>>>>> empty_blocks 0, bad_blocks 5, c->nr_blocks 2048
>>>>>> mount: Mounting /dev/mtdblock0 on /mnt failed: Invalid argument
>> New information entered the scene: I tried another (identical) board 
>> today having none of the "Bad eraseblock" messages from my Linux 
>> kernel. And then everything worked!
>> Hence, my boardsupplier suggested that U-Boot "ignored" these "Bad 
>> eraseblock" that the NAND presumable was born with... What do you think?
>> ==== 8< 8< 8< ====
>>
>>> But I'm getting some info from the Kernel at startup:
>>> Scanning device for bad blocks
>>> Bad eraseblock 1 at 0x00004000
>>> Bad eraseblock 2 at 0x00008000
>>> Bad eraseblock 3 at 0x0000c000
>>> Bad eraseblock 4 at 0x00010000
>>> Bad eraseblock 5 at 0x00014000
>>> Bad eraseblock 6 at 0x00018000
>>> Bad eraseblock 7 at 0x0001c000
>>> Bad eraseblock 1600 at 0x01900000
> NAND support is currently broken when bad blocks are present.
> Will sent patches shortly dealing with the problems...
Aahaaa! That explains a bit (alot)! :-)
Is this also broken in U-Boot 1.1.2 or just CVS?
Any estimates on when - months? ;-)

Thanks for the super info!
  Martin

  reply	other threads:[~2005-01-12 13:46 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-07 11:00 [U-Boot-Users] JFFS2 images written from U-Boot unusable in Linux? (Round 2) Martin Egholm Nielsen
2005-01-09 17:03 ` Craig Hughes
2005-01-09 17:30   ` Allen Curtis
2005-01-09 18:32     ` Craig Hughes
2005-01-10  8:50     ` [U-Boot-Users] " Martin Egholm Nielsen
2005-01-10 20:15       ` Martin Egholm Nielsen
2005-01-12 12:29         ` Pantelis Antoniou
2005-01-12 13:46           ` Martin Egholm Nielsen [this message]
2005-02-16  7:35           ` Martin Egholm Nielsen
2005-02-16  9:34             ` Wolfgang Denk

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