-SRCREV_raspberrypi4 = "721f2c323ca55c77857c93e7275b4a93a0e15e1f"
-SRC_URI_append_raspberrypi4 = " file://0001-XEN-on-RPi4-1GB-lmitation-workaround-XEN-tries-to-al.patch"
+SRCREV:raspberrypi4 = "721f2c323ca55c77857c93e7275b4a93a0e15e1f"
+SRC_URI:append:raspberrypi4 = " file://0001-XEN-on-RPi4-1GB-lmitation-workaround-XEN-tries-to-al.patch"