Unable to read/write data on h2f_axi_master port

use the following commands to check the status of the bridges, they could be stuck in reset.

Command Description

cat /sys/class/fpga/fpga0/status Determine the current FPGA state

cat /sys/class/fpga-bridge/fpga2hps/enable

cat /sys/class/fpga-bridge/hps2fpga/enable

cat /sys/class/fpga-bridge/lwhps2fpga/enable Determine bridge status

source https://rocketboards.org/foswiki/documentation/gsrd151programmingfpgafromhpsarrowsockitedition