[U-Boot] dfu: dfu and UBI Volumes

[Heiko Schocher]

Hello Tom,

Am 27.05.2013 22:41, schrieb Tom Rini:
> On Mon, May 27, 2013 at 07:29:02PM +0300, Pantelis Antoniou wrote:
>> Hi
>>
>> On May 27, 2013, at 7:25 PM, Wolfgang Denk wrote:
>>
>>> Dear Heiko Schocher,
>>>
>>> In message <51A30F34.7030603 at denx.de> you wrote:
[...]
>> I pretty much agree. UBI looks like it's partition type.
>>
>> BTW, the whole point of DFU is not to store your image in RAM at all.
>> There are very few systems that have that much RAM.
> 
> This _may_ be the hard part for UBI.  When doing raw block writes for
> NAND/MMC, we're able to write them out quickly and thus support images
> larger than RAM.  But for filesystems we don't support that notion in
> general for write and so limit ourselves to 8MiB or so files.  Fine for
> the most part, but not fine for UBI.  It's possible that we can support
> this on UBI easier than we can on filesystems, but I just don't know.

I also do not know this at the moment :-(

Maybe a UBI expert can help here?

bye,
Heiko
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