diff --git a/stage3/03-crankshaft-base/00-run.sh b/stage3/03-crankshaft-base/00-run.sh
index a3243d72..77d0fa2c 100755
--- a/stage3/03-crankshaft-base/00-run.sh
+++ b/stage3/03-crankshaft-base/00-run.sh
@@ -79,4 +79,4 @@ chmod 644 files/usr/local/bin/usbreset.md5
 
 # qt5
 rm -rf files/qt5/Qt5_OpenGLES2.tar.xz
-cat $BASE_DIR/prebuilts/qt5/Qt_5151_OpenGLES2.tar.xz* > files/qt5/Qt5_OpenGLES2.tar.xz
+cat $BASE_DIR/prebuilts/qt5/Qt_5151_armv7l_OpenGLES2.tar.xz* > files/qt5/Qt5_OpenGLES2.tar.xz
diff --git a/stage3/03-crankshaft-base/01-run.sh b/stage3/03-crankshaft-base/01-run.sh
index cf7aa44f..7033d236 100755
--- a/stage3/03-crankshaft-base/01-run.sh
+++ b/stage3/03-crankshaft-base/01-run.sh
@@ -1,6 +1,7 @@
 #!/bin/bash -e
 
 # /boot
+install -m 644 files/boot/config.txt                                    "${ROOTFS_DIR}/boot/"
 install -d "${ROOTFS_DIR}/boot/crankshaft"
 install -m 644 files/boot/crankshaft/gpio2kbd.cfg                       "${ROOTFS_DIR}/boot/crankshaft/"
 install -m 644 files/boot/crankshaft/openauto.ini                       "${ROOTFS_DIR}/boot/crankshaft/"
diff --git a/stage3/03-crankshaft-base/07-run-chroot.sh b/stage3/03-crankshaft-base/07-run-chroot.sh
new file mode 100644
index 00000000..d753c8e4
--- /dev/null
+++ b/stage3/03-crankshaft-base/07-run-chroot.sh
@@ -0,0 +1,6 @@
+#!/bin/bash -e
+# fix Pi2 eglfs on Buster
+ln -s /opt/vc/lib/libbrcmEGL.so /usr/lib/arm-linux-gnueabihf/libEGL.so
+ln -s /opt/vc/lib/libbrcmGLESv2.so /usr/lib/arm-linux-gnueabihf/libGLESv2.so
+ln -s /opt/vc/lib/libbrcmOpenVG.so /usr/lib/arm-linux-gnueabihf/libOpenVG.so
+ln -s /opt/vc/lib/libbrcmWFC.so /usr/lib/arm-linux-gnueabihf/libWFC.so
diff --git a/stage3/03-crankshaft-base/files/boot/config.txt b/stage3/03-crankshaft-base/files/boot/config.txt
new file mode 100644
index 00000000..6687d3cf
--- /dev/null
+++ b/stage3/03-crankshaft-base/files/boot/config.txt
@@ -0,0 +1,106 @@
+# For more options and information see
+# http://rpf.io/configtxt
+# Some settings may impact device functionality. See link above for details
+
+# uncomment if you get no picture on HDMI for a default "safe" mode
+#hdmi_safe=1
+
+# uncomment this if your display has a black border of unused pixels visible
+# and your display can output without overscan
+#disable_overscan=1
+
+# uncomment the following to adjust overscan. Use positive numbers if console
+# goes off screen, and negative if there is too much border
+#overscan_left=16
+#overscan_right=16
+#overscan_top=16
+#overscan_bottom=16
+
+# uncomment to force a console size. By default it will be display's size minus
+# overscan.
+#framebuffer_width=1280
+#framebuffer_height=720
+
+# uncomment if hdmi display is not detected and composite is being output
+#hdmi_force_hotplug=1
+
+# uncomment to force a specific HDMI mode (this will force VGA)
+#hdmi_group=1
+#hdmi_mode=1
+
+# uncomment to force a HDMI mode rather than DVI. This can make audio work in
+# DMT (computer monitor) modes
+#hdmi_drive=2
+
+# uncomment to increase signal to HDMI, if you have interference, blanking, or
+# no display
+#config_hdmi_boost=4
+
+# uncomment for composite PAL
+#sdtv_mode=2
+
+#uncomment to overclock the arm. 700 MHz is the default.
+#arm_freq=800
+
+# Uncomment some or all of these to enable the optional hardware interfaces
+#dtparam=i2c_arm=on
+#dtparam=i2s=on
+#dtparam=spi=on
+
+# Uncomment this to enable infrared communication.
+#dtoverlay=gpio-ir,gpio_pin=17
+#dtoverlay=gpio-ir-tx,gpio_pin=18
+
+# Additional overlays and parameters are documented /boot/overlays/README
+
+# Enable audio (loads snd_bcm2835)
+dtparam=audio=on
+
+[pi0]
+
+[pi1]
+# GPU Mem
+gpu_mem=128
+
+[pi2]
+# GPU Mem
+gpu_mem=128
+
+[pi3]
+# Bluetooth
+dtoverlay=pi3-disable-bt
+dtoverlay=vc4-fkms-v3d
+# GPU Mem
+gpu_mem=128
+
+[pi4]
+# Enable DRM VC4 V3D driver on top of the dispmanx display stack
+dtoverlay=vc4-fkms-v3d
+max_framebuffers=2
+# GPU Mem
+gpu_mem=128
+
+[all]
+
+# Custom power settings
+max_usb_current=1
+
+# Disable the PWR LED.
+dtparam=pwr_led_trigger=none
+dtparam=pwr_led_activelow=off
+
+# Disable Rainbow splash
+disable_splash=1
+
+# Overscan fix
+overscan_scale=1
+
+# Enable watchdog
+dtparam=watchdog=on
+
+# Boot time improvements
+boot_delay=0
+initial_turbo=30
+start_cd=1
+
+