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Re: [ts-7000] Bad eraseblock on nand flash

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Subject: Re: [ts-7000] Bad eraseblock on nand flash
From: Daniel Smolik <>
Date: Mon, 12 Sep 2005 18:53:58 +0200
Adriano Winter Bess napsal(a):
> 2005/9/12,  <>:
> 
>>Dear all,
>>
>>I'm using TS7250 with onboard 128MB Nand Flash.
>>
>>When i'm running from nand flash, i get this kernel warning as follows:
>>
>>***********
>>Searching for NAND flash...
>>NAND device: Manufacturer ID: 0x20, Chip ID: 0x79 (ST Micro NAND 128MiB
>>3,3V 8-bit)
>>Scanning device for bad blocks
>>Bad eraseblock 245 at 0x003d4000
>>Bad eraseblock 279 at 0x0045c000
>>Bad eraseblock 281 at 0x00464000
>>***********
> 
> 
> Just FYI, I also ran into this problem... Actually I have *many* more
> "Bad eraseblocks" warnings. I've searched the internet a lot on how to
> fix it, but I couldn't find either. I read it somewhere it *could* be
> related to the yaffs2 filesystem on the NAND flash, but I'm not sure
> about this.

May be it really bad block on NAND falsh. I have one TS7250 running 14 
days and  I  never see this message.

                        Cheers
                                        Dan




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