Global Storage Registers

Zynq UltraScale plus MPSoC Power Management

Release Date
2022-07-26

Global General Storage Registers and Persistent Global General Storage Registers available for general use can be accessed through firmware sysfs files.

Path to device file (firmware-node) for 2018.1 and above release is:

/sys/firmware/zynqmp/

Path to device file (firmware-node) for 2017.4 and earlier release is:

/sys/devices/platform/firmware/