In my case **\<path-to-hw\>** corresponds to /home/jo/Documents/Projets/Hepia/scalp_project/scalp_firmware/designs/vivado/scalp_safe_firmware/2020.2/lin64/scalp_safe_firmware/scalp_safe_firmware.xsa
In my case **\<PATH_TO_SCALP_FIRMWARE_PROJECT\>** corresponds to /home/jo/Documents/Projets/Hepia/scalp_project/scalp_firmware/