Edited by Tido at Mar 06, 2016 10:06 |
ARM is not intel x86
ARM has no BIOS = no ACPI
instead it has a:
==== Device Tree ====
Device Tree Source (DTS)
.dts files for board-level definitions
.dtsi files for included files, generally containing SoC-level definitions
Device Tree Compiler (DTC)
compiles the source into a binary form
Device Tree Blob (DTB)
the compiled product
In order to know how to control the button you should know where it is electrically connected.
Here you find the schematic.
An easier approach may be to use the GPI/O Pins you find this information here, this way you can add an additional button /switch to your R1.
Let us know about your progress