On Sat, Jun 18, 2011 at 4:23 PM, Mitch Bradley <span dir="ltr"><<a href="mailto:wmb@laptop.org">wmb@laptop.org</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
That is a huge number of bad blocks.<br>
<br>
Two possibilities:<br>
<br>
Either this NAND is close to complete failure, or else the bad block<br>
table has become corrupted.<br>
<br>
You could try recreating the bad block table as follows:<br>
<br>
ok select /nandflash scrub! unselect<br></blockquote><div><br>Temporary documentation update:<br><a href="http://wiki.laptop.org/go/XO_Flash_Bad_Blocks#Something_different.3F">http://wiki.laptop.org/go/XO_Flash_Bad_Blocks#Something_different?</a><br>
<br></div><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<br>
<br>
On 6/18/2011 12:19 AM, <a href="mailto:forster@ozonline.com.au">forster@ozonline.com.au</a> wrote:<br>
>> If you tell us the addresses of the first 10-or-so bad blocks, we<br>
>> could set up a laptop in the same way and try to reproduce. You can do<br>
>> this by booting with the game-key-up cheat code<br>
>> (<a href="http://wiki.laptop.org/go/Cheat_codes" target="_blank">http://wiki.laptop.org/go/Cheat_codes</a>) and then using the arrow keys<br>
>> to move to the first red block. When you get there it will say<br>
>> something like "28f Marked bad in Bad Block Table". 28f is the<br>
>> address. Then collect addresses of the next 9.<br>
><br>
> rocker up gave me pong but scan-nand works<br>
><br>
> bad blocks:<br>
> a<br>
> 1a<br>
> 2a<br>
> 3a<br>
> 4a<br>
> ... the a's through to fa<br>
><br>
> then ok for a while<br>
><br>
> the a's 30a thru to 3ba<br>
> the a's 50a thru to 5ca<br>
><br>
> first bad block thats not 'a' is at 6b1<br></blockquote></div>