[MinnowBoard] GPIO access under UEFI

[Bill Traynor]

On Fri, Aug 28, 2015 at 8:15 AM, Grigory V. Korotov <grinux at mail.ru> wrote:
> Hi
> Could someone tell me how to access GPIO under UEFI?
> I wrote some custom code and i need to indicate entering my function by
> triggering gpio level.

This page shows you how to enable/disable GPIO in the BIOS:
http://elinux.org/Minnowboard:MaxBios

Following enabling GPIO have a look at this page:
http://wiki.minnowboard.org/Projects/AdaFruit_GPIO

I think you'll need the mraa library to accomplish what you're after,
but I could be wrong.

>
> Thanks.
>
> Grigory.
>
>
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