state of support for "external ECC hardware"

Christopher Harvey charvey at
Thu Nov 8 12:03:53 EST 2012

On Thu, Nov 08, 2012 at 05:37:17PM +0100, Gerlando Falauto wrote:
> Hi Chris,
> On 11/08/2012 05:32 PM, Gerlando Falauto wrote:
> >
> >> Ran a trace on some manually inserted bitflips, and the block was moved.
> >
> > Could you give some pointers on how to manually insert bitflips?
> > nanddump/nandwrite from mtd-utils perhaps?
> And BTW, wouldn't you also need to explicitly disable on-die ECC in 
> order to force that, anyway?

Depends on the version I think. IIRC, some are "enabled by default",
others are "disabled by default".


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