[Buildroot] Dataflash rootfs problems (still)

Ulf Samuelsson ulf at atmel.com
Wed Oct 24 22:57:34 UTC 2007


ons 2007-10-24 klockan 21:34 +0300 skrev Ivan Kuten:
> > 
> > During the 1st boot, Dropbear creates and "writes" the generated keys, maybe
> > is this *write* operation the one screwing up the dataflash?
> > 
> 
> We have similar problems with Dataflash&RM9200
> *write* operation is unreliable - we had corrupted filesystem after reboot.
> Our solution was to use r/o only on dataflash.
> 

I would reduce speed to 5 Mbps or lower. or implement the external gate.
Moving to the AT91SAM9260 is of course a nice alternative.
Lower cost, (soon) much higher speed (with the AT91SAM9260A)
Better BootROM (I defined it :-)


> 
> Best regards,
> Ivan
> --------------------------------
> Embedded Linux engineer,
> Promwad Company: http://www.promwad.com/
> Homepage : http://www.ivankuten.com/
> --------------------------------
-- 
Best Regards,
Ulf Samuelsson 




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