microzed board boot from a sd card

Xiaomin (Jasmine) xiaomin.jasmine.yan at gmail.com
Tue Dec 22 20:37:15 UTC 2020


Hi, Chris,

Thanks for your reply. I will study it more and see if I can figure it out.
thanks.

Regards,
Xiaomin

On Tue, Dec 22, 2020 at 1:41 PM Chris Johns <chrisj at rtems.org> wrote:

> Hi Xiaomin,
>
> Welcome to RTEMS.
>
> On 16/12/20 6:08 am, Xiaomin (Jasmine) wrote:
> > Hi, there,
> >
> > I followed this article:
> >
> > https://devel.rtems.org/wiki/Boards/Zynq%20-%20Zedboard
> > <https://devel.rtems.org/wiki/Boards/Zynq%20-%20Zedboard>
> >
> > for development. It basically gets the boot img file from a tftp server.
> It
> > worked very well for me.
> >
> > Now I am done with the development. I'd like to boot with my image file
> on the
> > SD card itself, not getting the img file through tftp anymore.
> >
> > How should I modify the uenv.txt file to do that?
>
> I am sorry I do not have the exact command you need, it depends on the
> formatting used on the SD card. My approach to solving these types of
> problems
> is to boot the board and stop the boot early via the keyboard and then
> play with
> the uboot commands until I find something that works. This typically means
> being
> able to list the directory of the executable you want to run and then
> actually
> running it. Once you have those command you can place them in the uenv.txt
> config file.
>
> I hope this helps.
>
> Chris
>
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