From 8cf684dad20b0f519ffda4c46996569e685b0ceb 2018-12-08 15:58:47
From: Unknown <xyz258@abwesend.de>
Date: 2018-12-08 15:58:47
Subject: [PATCH] added ENABLE_KEYGEN

unlock all RPI codecs (tested on RPI3 armv8)
---

diff --git a/bootstrap.d/15-rpi-config.sh b/bootstrap.d/15-rpi-config.sh
index 5130927..c695418 100644
--- a/bootstrap.d/15-rpi-config.sh
+++ b/bootstrap.d/15-rpi-config.sh
@@ -38,6 +38,21 @@ else
   chmod -R 600 "${BOOT_DIR}"
 fi
 
+if [ "$ENABLE_KEYGEN" = true] ; then
+    
+	# go to chroot/boot/
+	cd "${BOOT_DIR}/" || exit
+	
+	# Make a copy of start.elf
+	cp start.elf start.elf_backup
+	
+	# Remove codec licence checks - thx go to https://github.com/nucular/raspi-keygen - if ENABLE_VIDEOCORE is true, you can check codec status https://elinux.org/RPI_vcgencmd_usage
+	perl -pne 's/\x47\xE9362H\x3C\x18/\x47\xE9362H\x3C\x1F/g' < start.elf_backup > start.elf
+	
+	# Back to base dir
+	cd "${WORKDIR}" || exit
+fi
+
 # Setup firmware boot cmdline
 if [ "$ENABLE_UBOOTUSB" = true ] ; then
   CMDLINE="dwc_otg.lpm_enable=0 root=/dev/sda2 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait init=/bin/systemd"
diff --git a/rpi23-gen-image.sh b/rpi23-gen-image.sh
index 5902085..6d16109 100755
--- a/rpi23-gen-image.sh
+++ b/rpi23-gen-image.sh
@@ -144,6 +144,7 @@ USER_NAME=${USER_NAME:="pi"}
 ENABLE_ROOT=${ENABLE_ROOT:=false}
 ENABLE_QEMU=${ENABLE_QEMU:=false}
 ENABLE_SYSVINIT=${ENABLE_SYSVINIT:=false}
+ENABLE_KEYGEN=${ENABLE_KEYGEN:=true}
 
 # SSH settings
 SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
@@ -383,6 +384,11 @@ fi
 set +x
 
 # Add cmake to compile videocore sources
+if [ "$ENABLE_KEYGEN" = true ] ; then
+  REQUIRED_PACKAGES="${REQUIRED_PACKAGES} perl"
+fi
+
+# Add cmake to compile videocore sources
 if [ "$ENABLE_VIDEOCORE" = true ] ; then
   REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cmake"
 fi