UFS boot and UFS tool

[Raz]

Hey Neil
I just posted ufs-tool for uboot.
I tested them to compile in the master, and checked them to run in my
own older branch.
At the moment, I extend ufs-tool to support auto provisioning.


On Wed, May 20, 2026 at 3:47 PM Neil Armstrong
<neil.armstrong at linaro.org> wrote:
>
> Hi,
>
>
> On 5/20/26 08:34, Raz wrote:
> > There are many commands. ufs luns is a common example.  see patch
> > attached please.
>
> Good, the changeset looks sane, please split the whole change into
> logical and incremental changes, in the following order for example:
> - fixes & typo fixups
> - API export
> - new API
> - initial ufs cmd changes to accept subcommands
> - add subcommands
>
> Those commands are nice but I would like a way to "protect" those
> so you can't change the LUNs desc accidentally, like perhaps
> an intermediate command like "ufs allow-modify-desc" which asks
> for a confirmation in order to call other commands which can
> modify the descriptors.
>
> Thanks,
> Neil
>
> >
> > # ufs luns
> > | LUN 0       | LUN 1       | LUN 2       | LUN 3       | LUN 4       |
> > | 16 MB       | 16 MB       | 4 MB        | 2000 MB     | 80000 MB    |
> >
> > On Tue, May 19, 2026 at 6:47 PM Neil Armstrong
> > <neil.armstrong at linaro.org> wrote:
> >>
> >> Hi,
> >>
> >> On 5/19/26 13:53, Raz wrote:
> >>> Hey,
> >>>
> >>> I have added a ufs_tool driver to my U-Boot repository. It extends the
> >>> ufs command to provide access to IDNs and flags. Mainly, it allows
> >>> creating and listing LUNs.
> >>
> >> This is something very welcome!
> >>
> >>>
> >>> In addition, I am currently adding UFS functionality to the environment.
> >>
> >> Which kind of functionalities ?
> >>
> >>>
> >>> 1. Are there any other engineers working on it ?
> >>
> >> AFAIK no, you're free to send,
> >>
> >>> 2. What is the procedure of posting a code ? Pull requests or emails ?
> >>
> >> It's mainly aligned on the Linux practices, you can find the U-Boot particularities in
> >> https://docs.u-boot.org/en/latest/develop/sending_patches.html#sending-updated-patch-versions
> >>
> >> If you're unsure about the features implementation, please tag the patches as RFC.
> >>
> >> Thanks,
> >> Neil
>