[U-Boot] Loop Variable through to user space

Simon Glass sjg at chromium.org
Thu Feb 5 05:04:51 CET 2015


Hi,

On 3 February 2015 at 05:57, André Schaller <an.schall at googlemail.com> wrote:
> Hi all,
>
> during the execution of th MLO I create a variable, whose value I want
> to make accessible to user space applications in Android. How can this
> be achieved?
>
> One way would be to write the contents of the variable to external
> memory and let it read by the user space process. However, I would need
> to make sure that during boot no other process is overwriting the address.
>
> Do you know of any other ways?

You could add it to the device tree in ft_board_setup() or ft_system_setup().

Regards,
Simon


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