[U-Boot] [RFC][DFU] Unification of dfu_alt_info alt settings description + command execution

[Tom Rini]

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On 07/18/2013 04:17 PM, Lukasz Majewski wrote:
> On Thu, 18 Jul 2013 13:30:55 -0400 Michael Cashwell
> <mboards at prograde.net> wrote:
> 
>> On Jul 18, 2013, at 12:39 PM, Tom Rini <trini at ti.com> wrote:
>> 
>>> uImage     | raw  | nand   | 0       | "kernel" | "-"  | "-"
>>> | "-"   |
>>> 
>>> Since partitions provide start/size.
>> 
>> I've got some WIP that pulls the alt info from a GPT partition
>> map on mmc.
> 
> Extraction the part of dfu_alt_info from GPT or $partitions env
> variable (as defined at e.g. Trats) is also a good idea.
> 
> The best solution would be to produce alt settings information as a
> mix of GPT layout information (extraction of part num, start
> offset, size... any more?) [*] and some predefined dfu_alt_info env
> variable. In this way we can reuse already available code (since
> GPT layout is already in place for most of targets).
> 
> But what about mtd parts (Nand/ UBI)? It shall be also doable to 
> extract information [*] from it. Am I correct?

Right, we support that today even in DFU.

- -- 
Tom
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