On 6/29/14, Benjamin Baier <program...@netzbasis.de> wrote: > You can set the default securelevel in /etc/rc.securelevel. > The "logic behind that" is described in securelevel(7).
locking down pins when/if another device driver is attached to them makes sense, but locking down idle pins ... i'm not too sure. especially since using them requires permission to the gpio device file in the first place. --patrick > On 06/29/14 06:18, patrick keshishian wrote: >> On 6/27/14, Raphael Graf <r...@undefined.ch> wrote: >>> On 06/27/14 06:58, patrick keshishian wrote: >>> >>> The direction of the pin has to be configured at securelevel 0. >>> You can put something like the following line in /etc/rc.securelevel: >>> gpioctl gpio1 23 set out >>> >>> Then you should be able to toggle the pin: >>> # gpioctl gpio1 23 on >>> pin 23: state 0 -> 1 >>> # gpioctl gpio1 23 off >>> pin 23: state 1 -> 0 >> >> Thanks for the hint! >> >> Though, this seems a rather painful way to play with those >> pins. Every time one wants to change a pin's direction or >> make use of a new pin, one has to reboot. >> >> Oh well... must be some logic behind that. >> >> --patrick
