simple & genius. thanks!
On Sun, Jul 3, 2011 at 11:12 PM, Albert ARIBAUD
wrote:
> Hi Chris,
>
> Le 04/07/2011 07:50, Chris Gray a écrit :
>
> I'm hoping to come up with a way to configure a recovery mechanism using
>> uboot. the idea is if the main OS image needs to be reflashed, or for
>> recovery options.
>>
>> what are my options for configuring uboot to use a different set of
>> configuration options based on the state of a GPIO line (button)?
>>
>
> The cleanest and simplest course would be to use script commands to set up
> GPIO if it is not already done by the U-Boot code, and set the bootcmd
> variable to test the GPIO port value on boot and run an internal or tftp
> boot accordingly. You may want to make sure your board has the HUSH command
> line interpreter enabled.
>
> thanks!
>>
>
> np.
>
> -CG
>>
>
> Amicalement,
> --
> Albert.
>
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