phosphor-gpis-monitor

[Matt Spinler]

On 9/30/2019 6:21 PM, Vijay Khemka wrote:
>
> Hi,
>
> I am trying to use phosphor-gpio-monitor and was wondering what is the 
> parameter DEVPATH=”” needs to be passed. I thought it is 
> /dev/gpiochip0 but with this I am getting error in init_event.
>
> Please let me know if anyone used this and how do I define path for 
> this. Do I need anything in kernel to build.
>

Hi, on our system we use this to monitor a GPIO for a host crash, and we 
use:

# cat /etc/default/obmc/gpio/checkstop
DEVPATH=/dev/input/by-path/platform-gpio-keys-event
KEY=74
POLARITY=1
TARGET=obmc-host-crash at 0.target


> Regards
>
> -Vijay
>