[U-Boot] [RFC][DFU] Unification of dfu_alt_info alt settings description + command execution
Lukasz Majewski
l.majewski at majess.pl
Thu Oct 31 22:20:10 CET 2013
Hi Wolfgang,
> Dear Lukasz,
>
> In message <20131031182541.3a3020c6 at amdc308.digital.local> you wrote:
> >
> > As a follow up from u-boot's mini-summit at ELCE 2013, I would like
> > to once again share the new format of dfu_alt_info env variable
> > (for those who couldn't attend).
> >
> > dfu_alt_info_cleanup:
> >
> > |---+-------------+-------------+---------+----------------------|
> > | | <dev_name>: | <alt_name>, | <type> | extra
> > params |
> > |---+-------------+-------------+---------+----------------------|
> > | 1 | mmc0: | rootfs, | part; | - |
> > | 2 | mmc0: | uImage, | file, | part, dir; |
> > | 3 | nand0: | u-boot.bin, | raw, | start, size; |
> > | 4 | mmc0: | u-boot.bin, | raw, | start_lba, size_lba; |
> > | 5 | ram0: | uImage, | ram, | start, size; |
> > | 6 | ubi0: | kernel0, | raw; | - |
> > |---+-------------+-------------+---------+----------------------|
> > | 7 | cmd: | cmd, | cmd; | - |
>
> Why can we not have a common format for all media supporting the "raw"
> type? I mean, why can we not also use "start, size" for mmc? It
> should be trivial to convert into a LBA number.
I think, that I could do better with this table.
What I have meant, is that the "raw" extra parameters are the same in
both cases. The interpretation of start and size (if they are LBA or
"normal" addresses) depends on the <dev_name>.
>
> Best regards,
>
> Wolfgang Denk
>
Best regards,
Lukasz Majewski
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