From 2eed08965c5e4ba2ee94148a2615ba10cac9c528 Mon Sep 17 00:00:00 2001
From: /rootzoll <christian@geektank.de>
Date: Mon, 8 Apr 2024 11:48:12 +0200
Subject: [PATCH] fix moved config.txt (#4530)

---
 build_sdcard.sh                               | 61 +++++++------
 home.admin/_background.sh                     | 43 ++++++++--
 home.admin/_bootstrap.sh                      | 46 ++++++----
 home.admin/config.scripts/blitz.datadrive.sh  | 21 +++--
 home.admin/config.scripts/blitz.display.sh    | 85 +++++++++++--------
 home.admin/config.scripts/blitz.fatpack.sh    | 11 ++-
 .../config.scripts/blitz.preparerelease.sh    | 13 ++-
 .../config.scripts/blitz.touchscreen.sh       |  6 +-
 .../setup.scripts/controlSetupDialog.sh       |  2 +-
 9 files changed, 187 insertions(+), 101 deletions(-)

diff --git a/build_sdcard.sh b/build_sdcard.sh
index d644b233..df84ba3a 100644
--- a/build_sdcard.sh
+++ b/build_sdcard.sh
@@ -270,6 +270,17 @@ else
 fi
 echo "baseimage=${baseimage}"
 
+# AUTO-DETECTION: CONFIGFILES
+# ---------------------------------------
+raspi_configfile="/boot/config.txt"
+raspi_commandfile="/boot/cmdline.txt"
+if [ -d /boot/firmware ];then
+  raspi_configfile="/boot/firmware/config.txt" 
+  raspi_commandfile="/boot/firmware/cmdline.txt"
+fi
+echo "raspi_configfile=${raspi_configfile}"
+echo "raspi_commandfile=${raspi_commandfile}"
+
 # USER-CONFIRMATION
 if [ "${interaction}" = "true" ]; then
   echo -n "# Do you agree with all parameters above? (yes/no) "
@@ -441,27 +452,22 @@ if [ "${baseimage}" = "raspios_arm64" ]; then
   [ "${wifi_region}" != "off" ] && raspi-config nonint do_wifi_country $wifi_region
   # see https://github.com/rootzoll/raspiblitz/issues/428#issuecomment-472822840
 
-  if [ -d /boot/firmware ];then
-    configFile="/boot/firmware/config.txt"
-  else
-    configFile="/boot/config.txt"
-  fi
-  if ! grep "Raspiblitz" $configFile; then
-    echo "# Adding Raspiblitz Edits to $configFile"
-    echo | tee -a $configFile
-    echo "# Raspiblitz" | tee -a $configFile
+  if ! grep "Raspiblitz" $raspi_configfile; then
+    echo "# Adding Raspiblitz Edits to $raspi_configfile"
+    echo | tee -a $raspi_configfile
+    echo "# Raspiblitz" | tee -a $raspi_configfile
     # ensure that kernel8.img is used to set PAGE_SIZE to 4K
     # https://github.com/raspiblitz/raspiblitz/issues/4346
     if [ -f /boot/kernel8.img ] || [ -f /boot/firmware/kernel8.img ]; then
-      echo 'kernel=kernel8.img' | tee -a $configFile
+      echo 'kernel=kernel8.img' | tee -a $raspi_configfile
     fi
-    echo "max_usb_current=1" | tee -a $configFile
-    echo "dtparam=nvme" | tee -a $configFile
-    echo "dtparam=watchdog=on" | tee -a $configFile
-    echo 'dtoverlay=pi3-disable-bt' | tee -a $configFile
-    echo 'dtoverlay=disable-bt' | tee -a $configFile
+    echo "max_usb_current=1" | tee -a $raspi_configfile
+    echo "dtparam=nvme" | tee -a $raspi_configfile
+    echo "dtparam=watchdog=on" | tee -a $raspi_configfile
+    echo 'dtoverlay=pi3-disable-bt' | tee -a $raspi_configfile
+    echo 'dtoverlay=disable-bt' | tee -a $raspi_configfile
   else
-    echo "# Raspiblitz Edits are already in $configFile"
+    echo "# Raspiblitz Edits are already in $raspi_configfile"
   fi
 
   # run fsck on sd root partition on every startup to prevent "maintenance login" screen
@@ -476,23 +482,22 @@ if [ "${baseimage}" = "raspios_arm64" ]; then
   fi
 
   # edit kernel parameters
-  kernelOptionsFile=/boot/cmdline.txt
   fsOption1="fsck.mode=force"
   fsOption2="fsck.repair=yes"
-  fsOption1InFile=$(grep -c ${fsOption1} ${kernelOptionsFile})
-  fsOption2InFile=$(grep -c ${fsOption2} ${kernelOptionsFile})
+  fsOption1InFile=$(grep -c ${fsOption1} ${raspi_commandfile})
+  fsOption2InFile=$(grep -c ${fsOption2} ${raspi_commandfile})
 
   if [ ${fsOption1InFile} -eq 0 ]; then
-    sed -i "s/^/$fsOption1 /g" "$kernelOptionsFile"
-    echo "$fsOption1 added to $kernelOptionsFile"
+    sed -i "s/^/$fsOption1 /g" "${raspi_commandfile}"
+    echo "$fsOption1 added to ${raspi_commandfile}"
   else
-    echo "$fsOption1 already in $kernelOptionsFile"
+    echo "$fsOption1 already in ${raspi_commandfile}"
   fi
   if [ ${fsOption2InFile} -eq 0 ]; then
-    sed -i "s/^/$fsOption2 /g" "$kernelOptionsFile"
-    echo "$fsOption2 added to $kernelOptionsFile"
+    sed -i "s/^/$fsOption2 /g" "${raspi_commandfile}"
+    echo "$fsOption2 added to ${raspi_commandfile}"
   else
-    echo "$fsOption2 already in $kernelOptionsFile"
+    echo "$fsOption2 already in ${raspi_commandfile}"
   fi
 
   # *** SAFE SHUTDOWN ***
@@ -783,16 +788,16 @@ if [ "${baseimage}" = "raspios_arm64"  ] || [ "${baseimage}" = "debian" ]; then
 
   # disable audio
   echo -e "\n*** DISABLE AUDIO (snd_bcm2835) ***"
-  sed -i "s/^dtparam=audio=on/# dtparam=audio=on/g" /boot/config.txt
+  sed -i "s/^dtparam=audio=on/# dtparam=audio=on/g" ${raspi_configfile}
 
   # disable DRM VC4 V3D
   echo -e "\n*** DISABLE DRM VC4 V3D driver ***"
   dtoverlay=vc4-fkms-v3d
-  sed -i "s/^dtoverlay=${dtoverlay}/# dtoverlay=${dtoverlay}/g" /boot/config.txt
+  sed -i "s/^dtoverlay=${dtoverlay}/# dtoverlay=${dtoverlay}/g" ${raspi_configfile}
 
   # I2C fix (make sure dtparam=i2c_arm is not on)
   # see: https://github.com/rootzoll/raspiblitz/issues/1058#issuecomment-739517713
-  sed -i "s/^dtparam=i2c_arm=.*//g" /boot/config.txt
+  sed -i "s/^dtparam=i2c_arm=.*//g" ${raspi_configfile}
 fi
 
 # *** BOOTSTRAP ***
diff --git a/home.admin/_background.sh b/home.admin/_background.sh
index 9def40a1..9de0e418 100755
--- a/home.admin/_background.sh
+++ b/home.admin/_background.sh
@@ -19,6 +19,15 @@ echo "INFO: _background.sh loop started - sudo journalctl -f -u background" >> /
 blitzTUIHeartBeatLine=""
 /home/admin/_cache.sh set blitzTUIRestarts "0"
 
+# determine correct raspberrypi boot drive path (that easy to access when sd card is insert into laptop)
+raspi_bootdir=""
+if [ -d /boot/firmware ]; then
+  raspi_bootdir="/boot/firmware"
+elif [ -d /boot ]; then
+  raspi_bootdir="/boot"
+fi
+echo "# raspi_bootdir(${raspi_bootdir})"
+
 counter=0
 while [ 1 ]
 do
@@ -481,11 +490,35 @@ do
         echo "--> Channel Backup File changed"
 
         # make copy to sd card (as local basic backup)
-        mkdir -p /home/admin/backups/scb/ 2>/dev/null
+        mkdir -p ${localBackupDir} 2>/dev/null
         cp $scbPath $localBackupPath
+        if [ $? -eq 0 ]; then
+          echo "OK channel.backup copied to '${localBackupPath}'"
+        else
+          logger -p daemon.err "_background.sh FAIL channel.backup copy to '${localBackupPath}'"
+          echo "FAIL channel.backup copy to '${localBackupPath}'"
+        fi
+
         cp $scbPath $localTimestampedPath
-        cp $scbPath /boot/firmware/channel.backup
-        echo "OK channel.backup copied to '${localBackupPath}' and '${localTimestampedPath}' and '/boot/firmware/channel.backup'"
+        if [ $? -eq 0 ]; then
+          echo "OK channel.backup copied to '${localTimestampedPath}'"
+        else
+          logger -p daemon.err "_background.sh FAIL channel.backup copy to '${localTimestampedPath}'"
+          echo "FAIL channel.backup copy to '${localTimestampedPath}'"
+        fi
+
+        # copy to boot drive (for easy recovery)
+        if [ "${raspi_bootdir}" != "" ]; then
+          cp $scbPath ${raspi_bootdir}/channel.backup
+          if [ $? -eq 0 ]; then
+            echo "OK channel.backup copied to '${raspi_bootdir}/channel.backup'"
+          else
+            logger -p daemon.err "_background.sh FAIL channel.backup copy to '${raspi_bootdir}/channel.backup'"
+            echo "FAIL channel.backup copy to '${raspi_bootdir}/channel.backup'"
+          fi
+        else
+          echo "No boot drive found - skip copy to boot"
+        fi
 
         # check if a additional local backup target is set
         # see ./config.scripts/blitz.backupdevice.sh
@@ -590,8 +623,8 @@ do
         mkdir -p /home/admin/backups/er/ 2>/dev/null
         cp $erPath $localBackupPath
         cp $erPath $localTimestampedPath
-        cp $erPath /boot/firmware/${netprefix}emergency.recover
-        echo "OK emergency.recover copied to '${localBackupPath}' and '${localTimestampedPath}' and '/boot/firmware/${netprefix}emergency.recover'"
+        cp $erPath ${raspi_bootdir}/${netprefix}emergency.recover
+        echo "OK emergency.recover copied to '${localBackupPath}' and '${localTimestampedPath}' and '${raspi_bootdir}/${netprefix}emergency.recover'"
 
         # check if a additional local backup target is set
         # see ./config.scripts/blitz.backupdevice.sh
diff --git a/home.admin/_bootstrap.sh b/home.admin/_bootstrap.sh
index 75312cb3..f848d471 100755
--- a/home.admin/_bootstrap.sh
+++ b/home.admin/_bootstrap.sh
@@ -115,11 +115,20 @@ chmod 664 ${infoFile}
 # write content of raspiblitz.info to logs
 cat $infoFile >> $logFile
 
+# determine correct raspberrypi boot drive path (that easy to access when sd card is insert into laptop)
+raspi_bootdir=""
+if [ -d /boot/firmware ]; then
+  raspi_bootdir="/boot/firmware"
+elif [ -d /boot ]; then
+  raspi_bootdir="/boot"
+fi
+echo "# raspi_bootdir(${raspi_bootdir})" >> $logFile
+
 ######################################
 # STOP file flag - for manual provision
 
 # when a file 'stop' is on the sd card bootfs partition root - stop for manual provision
-flagExists=$(ls /boot/firmware/stop | grep -c 'stop')
+flagExists=$(ls ${raspi_bootdir}/stop 2>/dev/null | grep -c 'stop')
 if [ "${flagExists}" == "1" ]; then
   # set state info
   /home/admin/_cache.sh set state "stop"
@@ -173,8 +182,8 @@ source ${configFile} 2>/dev/null
 # CHECK SD CARD STATE
 
 # wifi config by file on sd card
-wifiFileExists=$(ls /boot/firmware/wifi | grep -c 'wifi')
-wpaFileExists=$(ls /boot/firmware/wpa_supplicant.conf | grep -c 'wpa_supplicant.conf')
+wifiFileExists=$(ls ${raspi_bootdir}/wifi 2>/dev/null | grep -c 'wifi')
+wpaFileExists=$(ls ${raspi_bootdir}/wpa_supplicant.conf 2>/dev/null | grep -c 'wpa_supplicant.conf')
 if [ "${wifiFileExists}" == "1" ] || [ "${wpaFileExists}" == "1" ]; then
 
   # set info
@@ -185,17 +194,17 @@ if [ "${wifiFileExists}" == "1" ] || [ "${wpaFileExists}" == "1" ]; then
   # get first line as string from wifi file (NAME OF WIFI)
   # get second line as string from wifi file (PASSWORD OF WIFI)
   if [ "${wifiFileExists}" == "1" ]; then
-    echo "Getting data from file: /boot/firmware/wifi" >> ${logFile}
-    ssid=$(sed -n '1p' /boot/firmware/wifi | tr -d '[:space:]')
-    password=$(sed -n '2p' /boot/firmware/wifi | tr -d '[:space:]')
+    echo "Getting data from file: ${raspi_bootdir}/wifi" >> ${logFile}
+    ssid=$(sed -n '1p' ${raspi_bootdir}/wifi | tr -d '[:space:]')
+    password=$(sed -n '2p' ${raspi_bootdir}/wifi | tr -d '[:space:]')
   fi
 
   # File: wpa_supplicant.conf (legacy way to set wifi)
   # see: https://github.com/raspibolt/raspibolt/blob/a21788c0518618d17093e3f447f68a53e4efa6e7/raspibolt/raspibolt_20_pi.md#prepare-wifi
   if [ "${wpaFileExists}" == "1" ]; then  
-    echo "Getting data from file: /boot/firmware/wpa_supplicant.conf" >> ${logFile}
-    ssid=$(grep ssid "/boot/firmware/wpa_supplicant.conf" | awk -F'=' '{print $2}' | tr -d '"')
-    password=$(grep psk "/boot/firmware/wpa_supplicant.conf" | awk -F'=' '{print $2}' | tr -d '"')
+    echo "Getting data from file: ${raspi_bootdir}/wpa_supplicant.conf" >> ${logFile}
+    ssid=$(grep ssid "${raspi_bootdir}/wpa_supplicant.conf" | awk -F'=' '{print $2}' | tr -d '"')
+    password=$(grep psk "${raspi_bootdir}/wpa_supplicant.conf" | awk -F'=' '{print $2}' | tr -d '"')
   fi
 
   # set wifi
@@ -203,7 +212,7 @@ if [ "${wifiFileExists}" == "1" ] || [ "${wpaFileExists}" == "1" ]; then
   echo "Setting Wifi SSID(${ssid}) Password(${password})" >> ${logFile}
   source <(/home/admin/config.scripts/internet.wifi.sh on ${ssid} ${password})
   if [ "${err}" != "" ]; then
-    echo "Setting Wifi failed - edit or remove file /boot/firmware/wifi" >> ${logFile}
+    echo "Setting Wifi failed - edit or remove file ${raspi_bootdir}/wifi" >> ${logFile}
     echo "error(${err})" >> ${logFile}
     echo "Will shutdown in 1min ..." >> ${logFile}
     /home/admin/_cache.sh set state "errorWIFI"
@@ -215,8 +224,8 @@ if [ "${wifiFileExists}" == "1" ] || [ "${wpaFileExists}" == "1" ]; then
 
   # remove file
   echo "Setting Wifi worked - removing file" >> ${logFile}
-  rm /boot/firmware/wifi 2>/dev/null
-  rm /boot/firmware/wpa_supplicant.conf 2>/dev/null
+  rm ${raspi_bootdir}/wifi 2>/dev/null
+  rm ${raspi_bootdir}/wpa_supplicant.conf 2>/dev/null
 else
   echo "No Wifi config by file on sd card." >> ${logFile}
 fi
@@ -315,10 +324,10 @@ systemInitReboot=0
 # the sd card - switch to hdmi
 ################################
 
-forceHDMIoutput=$(ls /boot/firmware/hdmi* 2>/dev/null | grep -c hdmi)
+forceHDMIoutput=$(ls ${raspi_bootdir}/hdmi* 2>/dev/null | grep -c hdmi)
 if [ ${forceHDMIoutput} -eq 1 ]; then
   # delete that file (to prevent loop)
-  rm /boot/hdmi*
+  rm ${raspi_bootdir}/hdmi*
   # switch to HDMI what will trigger reboot
   echo "HDMI switch found ... activating HDMI display output & reboot" >> $logFile
   /home/admin/config.scripts/blitz.display.sh set-display hdmi >> $logFile
@@ -391,10 +400,10 @@ fi
 # the sd card - delete old ssh data
 ################################
 
-sshReset=$(ls /boot/firmware/ssh.reset* 2>/dev/null | grep -c reset)
+sshReset=$(ls ${raspi_bootdir}/ssh.reset* 2>/dev/null | grep -c reset)
 if [ ${sshReset} -eq 1 ]; then
   # delete that file (to prevent loop)
-  rm /boot/firmware/ssh.reset* >> $logFile
+  rm ${raspi_bootdir}/ssh.reset* >> $logFile
   # delete ssh certs
   echo "SSHRESET switch found ... stopping SSH and deleting old certs" >> $logFile
   /home/admin/config.scripts/blitz.ssh.sh renew >> $logFile
@@ -668,7 +677,7 @@ if [ ${isMounted} -eq 0 ]; then
       
     # check if there is a flag set on sd card boot section to format as btrfs (experimental)
     filesystem="ext4"
-    flagBTRFS=$(ls /boot/firmware/btrfs* 2>/dev/null | grep -c btrfs)
+    flagBTRFS=$(ls ${raspi_bootdir}/btrfs* 2>/dev/null | grep -c btrfs)
     if [ "${flagBTRFS}" != "0" ]; then
       echo "Found BTRFS flag ---> formatting with experimental BTRFS filesystem" >> ${logFile}
       filesystem="btrfs"
@@ -1099,8 +1108,9 @@ fi
 # FORCE UASP FLAG
 ####################
 # if uasp.force flag was set on sd card - now move into raspiblitz.conf
-if [ -f "/boot/firmware/uasp.force" ]; then
+if [ -f "${raspi_bootdir}/uasp.force" ]; then
   /home/admin/config.scripts/blitz.conf.sh set forceUasp "on"
+  rm ${raspi_bootdir}/uasp.force* >> $logFile
   echo "DONE forceUasp=on recorded in raspiblitz.conf" >> $logFile
 fi
 
diff --git a/home.admin/config.scripts/blitz.datadrive.sh b/home.admin/config.scripts/blitz.datadrive.sh
index 7971a823..030a054a 100755
--- a/home.admin/config.scripts/blitz.datadrive.sh
+++ b/home.admin/config.scripts/blitz.datadrive.sh
@@ -26,6 +26,15 @@ if [ "$EUID" -ne 0 ]; then
   exit 1
 fi
 
+# determine correct raspberrypi boot drive path (that easy to access when sd card is insert into laptop)
+raspi_bootdir=""
+if [ -d /boot/firmware ]; then
+  raspi_bootdir="/boot/firmware"
+elif [ -d /boot ]; then
+  raspi_bootdir="/boot"
+fi
+echo "# raspi_bootdir(${raspi_bootdir})"
+
 # install BTRFS if needed
 btrfsInstalled=$(btrfs --version 2>/dev/null | grep -c "btrfs-progs")
 if [ ${btrfsInstalled} -eq 0 ]; then
@@ -561,7 +570,7 @@ if [ "$1" = "status" ]; then
     hddAdapterUSAP=0
     
     # check if force UASP flag is set on sd card
-    if [ -f "/boot/firmware/uasp.force" ]; then
+    if [ -f "${raspi_bootdir}/uasp.force" ]; then
       hddAdapterUSAP=1
     fi
     # or UASP is set by config file
@@ -1881,18 +1890,18 @@ if [ "$1" = "uasp-fix" ]; then
 
   # check if UASP is already deactivated (on RaspiOS)
   # https://www.pragmaticlinux.com/2021/03/fix-for-getting-your-ssd-working-via-usb-3-on-your-raspberry-pi/
-  cmdlineExists=$(ls /boot/cmdline.txt 2>/dev/null | grep -c "cmdline.txt")
+  cmdlineExists=$(ls ${raspi_bootdir}/cmdline.txt 2>/dev/null | grep -c "cmdline.txt")
   if [ ${cmdlineExists} -eq 1 ] && [ ${#hddAdapterUSB} -gt 0 ] && [ ${hddAdapterUSAP} -eq 0 ]; then
     echo "# Checking for UASP deactivation ..."
-    usbQuirkActive=$(cat /boot/cmdline.txt | grep -c "usb-storage.quirks=")
-    usbQuirkDone=$(cat /boot/cmdline.txt | grep -c "usb-storage.quirks=${hddAdapterUSB}:u")
+    usbQuirkActive=$(cat ${raspi_bootdir}/cmdline.txt | grep -c "usb-storage.quirks=")
+    usbQuirkDone=$(cat ${raspi_bootdir}/cmdline.txt | grep -c "usb-storage.quirks=${hddAdapterUSB}:u")
     if [ ${usbQuirkActive} -gt 0 ] && [ ${usbQuirkDone} -eq 0 ]; then
       # remove old usb-storage.quirks
-      sed -i "s/usb-storage.quirks=[^ ]* //g" /boot/cmdline.txt
+      sed -i "s/usb-storage.quirks=[^ ]* //g" ${raspi_bootdir}/cmdline.txt
     fi 
     if [ ${usbQuirkDone} -eq 0 ]; then
       # add new usb-storage.quirks
-      sed -i "s/^/usb-storage.quirks=${hddAdapterUSB}:u /" /boot/cmdline.txt
+      sed -i "s/^/usb-storage.quirks=${hddAdapterUSB}:u /" ${raspi_bootdir}/cmdline.txt
       # go into reboot to activate new setting
       echo "# DONE deactivating UASP for ${hddAdapterUSB} ... reboot needed"
       echo "neededReboot=1"
diff --git a/home.admin/config.scripts/blitz.display.sh b/home.admin/config.scripts/blitz.display.sh
index 021fb2a5..0abdc16f 100644
--- a/home.admin/config.scripts/blitz.display.sh
+++ b/home.admin/config.scripts/blitz.display.sh
@@ -19,6 +19,7 @@ fi
 
 # 1. Parameter: lcd command
 command=$1
+echo "### blitz.display.sh $command"
 
 # its OK if its not exist yet
 source /home/admin/raspiblitz.info
@@ -29,6 +30,16 @@ source /mnt/hdd/raspiblitz.conf 2>/dev/null
 # but basically this just says if the driver for GPIO LCD is installed - not if connected
 fb1Exists=$(ls /dev/fb1 2>/dev/null | grep -c "/dev/fb1")
 
+# determine correct raspberrypi config files
+raspi_configfile="/boot/config.txt"
+raspi_commandfile="/boot/cmdline.txt"
+if [ -d /boot/firmware ];then
+  raspi_configfile="/boot/firmware/config.txt" 
+  raspi_commandfile="/boot/firmware/cmdline.txt"
+fi
+echo "# raspi_configfile(${raspi_configfile})"
+echo "# raspi_commandfile(${raspi_commandfile})"
+
 ###################
 # QR CODE KONSOLE
 # fallback if no LCD is available
@@ -137,7 +148,7 @@ if [ "${command}" == "rotate" ]; then
 
     # change rotation config
     echo "# Turn ON: LCD ROTATE"
-    sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=90/g" /boot/config.txt
+    sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=90/g" ${raspi_configfile}
     rm /etc/X11/xorg.conf.d/40-libinput.conf 2>/dev/null
 
     /home/admin/config.scripts/blitz.conf.sh set lcdrotate 1 1>/dev/null 2>/dev/null
@@ -148,7 +159,7 @@ if [ "${command}" == "rotate" ]; then
 
     # change rotation config
     echo "#Turn OFF: LCD ROTATE"
-    sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=270/g" /boot/config.txt
+    sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=270/g" ${raspi_configfile}
 
     # if touchscreen is on
     if [ "${touchscreen}" = "1" ]; then
@@ -219,14 +230,14 @@ function prepareinstall() {
 
 function install_hdmi() {
   echo "# hdmi install ... set framebuffer width/height"
-  #sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" /boot/config.txt
-  #sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" /boot/config.txt
+  #sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" ${raspi_configfile}
+  #sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" ${raspi_configfile}
 }
 
 function uninstall_hdmi() {
   echo "# hdmi uninstall ... reset framebuffer width/height"
-  #sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" /boot/config.txt
-  #sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" /boot/config.txt
+  #sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" ${raspi_configfile}
+  #sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" ${raspi_configfile}
 }
 
 function install_lcd() {
@@ -261,35 +272,35 @@ function install_lcd() {
     # add waveshare mod
     cp ./waveshare35a.dtbo /boot/overlays/
 
-    # modify /boot/config.txt 
-    sed -i "s/^hdmi_force_hotplug=.*//g" /boot/firmware/config.txt 
-    sed -i '/^hdmi_group=/d' /boot/firmware/config.txt 2>/dev/null
-    sed -i "/^hdmi_mode=/d" /boot/firmware/config.txt 2>/dev/null
+    # modify config file
+    sed -i "s/^hdmi_force_hotplug=.*//g" ${raspi_configfile}
+    sed -i '/^hdmi_group=/d' ${raspi_configfile} 2>/dev/null
+    sed -i "/^hdmi_mode=/d" ${raspi_configfile} 2>/dev/null
 
-    #sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" /boot/config.txt
-    #sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" /boot/config.txt
-    #echo "hdmi_force_hotplug=1" >> /boot/firmware/config.txt
-    sed -i "s/^dtparam=i2c_arm=.*//g" /boot/firmware/config.txt
-    # echo "dtparam=i2c_arm=on" >> /boot/config.txt --> this is to be called I2C errors - see: https://github.com/rootzoll/raspiblitz/issues/1058#issuecomment-739517713
+    #sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" ${raspi_configfile}
+    #sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" ${raspi_configfile}
+    #echo "hdmi_force_hotplug=1" >> ${raspi_configfile}
+    sed -i "s/^dtparam=i2c_arm=.*//g" ${raspi_configfile}
+    # echo "dtparam=i2c_arm=on" >> ${raspi_configfile} --> this is to be called I2C errors - see: https://github.com/rootzoll/raspiblitz/issues/1058#issuecomment-739517713
     # don't enable SPI and UART ports by default
-    # echo "dtparam=spi=on" >> /boot/firmware/config.txt
-    # echo "enable_uart=1" >> /boot/firmware/config.txt
-    sed -i "s/^dtoverlay=.*//g" /boot/firmware/config.txt
-    echo "dtoverlay=waveshare35a:rotate=90" >> /boot/firmware/config.txt
+    # echo "dtparam=spi=on" >> ${raspi_configfile}
+    # echo "enable_uart=1" >> ${raspi_configfile}
+    sed -i "s/^dtoverlay=.*//g" ${raspi_configfile}
+    echo "dtoverlay=waveshare35a:rotate=90" >> ${raspi_configfile}
 
     # modify cmdline.txt 
     modification="dwc_otg.lpm_enable=0 quiet fbcon=map:10 fbcon=font:ProFont6x11 logo.nologo"
-    containsModification=$(grep -c "${modification}" /boot/cmdline.txt)
+    containsModification=$(grep -c "${modification}" ${raspi_commandfile})
     if [ ${containsModification} -eq 0 ]; then
-      echo "# adding modification to /boot/cmdline.txt"
-      cmdlineContent=$(cat /boot/cmdline.txt)
-      echo "${cmdlineContent} ${modification}" > /boot/cmdline.txt
+      echo "# adding modification to ${raspi_commandfile}"
+      cmdlineContent=$(cat ${raspi_commandfile})
+      echo "${cmdlineContent} ${modification}" > ${raspi_commandfile}
     else
-      echo "# /boot/cmdline.txt already contains modification"
+      echo "# ${raspi_commandfile} already contains modification"
     fi
-    containsModification=$(grep -c "${modification}" /boot/cmdline.txt)
+    containsModification=$(grep -c "${modification}" ${raspi_commandfile})
     if [ ${containsModification} -eq 0 ]; then
-      echo "# FAIL: was not able to modify /boot/cmdline.txt"
+      echo "# FAIL: was not able to modify ${raspi_commandfile}"
       echo "err='ended unclear state'"
       exit 1
     fi
@@ -327,19 +338,19 @@ function uninstall_lcd() {
     apt-get install -y xinput-calibrator
 
     # remove modifications of config.txt
-    sed -i '/^hdmi_force_hotplug=/d' /boot/config.txt 2>/dev/null
-    sed -i '/^hdmi_group=/d' /boot/config.txt 2>/dev/null
-    sed -i "/^hdmi_mode=/d" /boot/config.txt 2>/dev/null
-    sed -i "s/^dtoverlay=.*//g" /boot/config.txt 2>/dev/null
-    #sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" /boot/config.txt
-    #sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" /boot/config.txt
-    echo "hdmi_group=1" >> /boot/config.txt
-    echo "hdmi_mode=3" >> /boot/config.txt
-    echo "dtoverlay=pi3-disable-bt" >> /boot/config.txt
-    echo "dtoverlay=disable-bt" >> /boot/config.txt
+    sed -i '/^hdmi_force_hotplug=/d' ${raspi_configfile} 2>/dev/null
+    sed -i '/^hdmi_group=/d' ${raspi_configfile} 2>/dev/null
+    sed -i "/^hdmi_mode=/d" ${raspi_configfile} 2>/dev/null
+    sed -i "s/^dtoverlay=.*//g" ${raspi_configfile} 2>/dev/null
+    #sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" ${raspi_configfile}
+    #sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" ${raspi_configfile}
+    echo "hdmi_group=1" >> ${raspi_configfile}
+    echo "hdmi_mode=3" >> ${raspi_configfile}
+    echo "dtoverlay=pi3-disable-bt" >> ${raspi_configfile}
+    echo "dtoverlay=disable-bt" >> ${raspi_configfile}
 
     # remove modification of cmdline.txt
-    sed -i "s/ dwc_otg.lpm_enable=0 quiet fbcon=map:10 fbcon=font:ProFont6x11 logo.nologo//g" /boot/cmdline.txt
+    sed -i "s/ dwc_otg.lpm_enable=0 quiet fbcon=map:10 fbcon=font:ProFont6x11 logo.nologo//g" ${raspi_commandfile}
 
     # un-prepare X11
     mv /home/admin/wavesharelcd-64bit-rpi/40-libinput.conf /etc/X11/xorg.conf.d/40-libinput.conf 2>/dev/null
diff --git a/home.admin/config.scripts/blitz.fatpack.sh b/home.admin/config.scripts/blitz.fatpack.sh
index 56d1891f..09d5d962 100755
--- a/home.admin/config.scripts/blitz.fatpack.sh
+++ b/home.admin/config.scripts/blitz.fatpack.sh
@@ -9,6 +9,15 @@ if [ "$EUID" -ne 0 ]
   exit 1
 fi
 
+# determine correct raspberrypi boot drive path (that easy to access when sd card is insert into laptop)
+raspi_bootdir=""
+if [ -d /boot/firmware ]; then
+  raspi_bootdir="/boot/firmware"
+elif [ -d /boot ]; then
+  raspi_bootdir="/boot"
+fi
+echo "# raspi_bootdir(${raspi_bootdir})"
+
 # make sure LCD is on (default for fatpack)
 /home/admin/config.scripts/blitz.display.sh set-display lcd
 
@@ -24,7 +33,7 @@ if [ "${needsExpansion}" == "1" ]; then
 
     # write a stop file to prevent full bootstrap
     # after fsexpand reboot
-    touch /boot/firmware/stop
+    touch ${raspi_bootdir}/stop
 
     # trigger fsexpand
     /home/admin/config.scripts/blitz.bootdrive.sh fsexpand
diff --git a/home.admin/config.scripts/blitz.preparerelease.sh b/home.admin/config.scripts/blitz.preparerelease.sh
index b8119451..54b497da 100755
--- a/home.admin/config.scripts/blitz.preparerelease.sh
+++ b/home.admin/config.scripts/blitz.preparerelease.sh
@@ -3,13 +3,22 @@
 # Just run this script once after a fresh sd card build
 # to prepare the image for release as a downloadable sd card image
 
+# determine correct raspberrypi boot drive path (that easy to access when sd card is insert into laptop)
+raspi_bootdir=""
+if [ -d /boot/firmware ]; then
+  raspi_bootdir="/boot/firmware"
+elif [ -d /boot ]; then
+  raspi_bootdir="/boot"
+fi
+echo "# raspi_bootdir(${raspi_bootdir})"
+
 # stop background services
 sudo systemctl stop background.service
 sudo systemctl stop background.scan.service
 
 # remove stop flag (if exists)
 echo "deleting stop flag .."
-sudo rm /boot/firmware/stop 2>/dev/null
+sudo rm ${raspi_bootdir}/stop 2>/dev/null
 
 # cleaning logs
 echo "deleting raspiblitz & system logs .."
@@ -68,7 +77,7 @@ echo "keys will get recreated and sshd reactivated on fresh bootup, by _bootstra
 sudo systemctl stop sshd
 sudo systemctl disable sshd
 sudo rm /etc/ssh/ssh_host_*
-sudo touch /boot/firmware/ssh
+sudo touch ${raspi_bootdir}/ssh
 echo "OK"
 
 echo
diff --git a/home.admin/config.scripts/blitz.touchscreen.sh b/home.admin/config.scripts/blitz.touchscreen.sh
index 322f3f1d..f7eaebea 100755
--- a/home.admin/config.scripts/blitz.touchscreen.sh
+++ b/home.admin/config.scripts/blitz.touchscreen.sh
@@ -30,7 +30,7 @@ if [ "$1" = "1" ] || [ "$1" = "on" ]; then
   fi
 
   echo "# make sure hdmi_force_hotplug is deactivated"
-  sudo sed -i '/^hdmi_force_hotplug=/d' /boot/config.txt 2>/dev/null
+  sudo sed -i '/^hdmi_force_hotplug=/d' /boot/firmware/config.txt 2>/dev/null
 
   # update install sources
   echo "making sure system dependencies are installed"
@@ -207,8 +207,8 @@ if [ "$1" = "0" ] || [ "$1" = "off" ]; then
   sudo raspi-config nonint do_boot_behaviour B2 >/dev/null 2>&1
 
   # make sure hdmi_force_hotplug=1 is added again to config.txt
-  sudo sed -i '/^hdmi_force_hotplug=/d' /boot/config.txt 2>/dev/null
-  #echo "hdmi_force_hotplug=1" >> /boot/config.txt
+  sudo sed -i '/^hdmi_force_hotplug=/d' /boot/firmware/config.txt 2>/dev/null
+  #echo "hdmi_force_hotplug=1" >> /boot/firmware/config.txt
 
   # set user pi user for autostart
   # TODO(frennkie/rootzoll) what should happen here? This does the same as "on".
diff --git a/home.admin/setup.scripts/controlSetupDialog.sh b/home.admin/setup.scripts/controlSetupDialog.sh
index bbd292e9..fd634de7 100755
--- a/home.admin/setup.scripts/controlSetupDialog.sh
+++ b/home.admin/setup.scripts/controlSetupDialog.sh
@@ -157,7 +157,7 @@ if [ "${setupPhase}" == "setup" ]; then
       filesystem="ext4"
 
       # check if there is a flag set on sd card boot section to format as btrfs (experimental)
-      flagBTRFS=$(sudo ls /boot/btrfs* 2>/dev/null | grep -c btrfs)
+      flagBTRFS=$(sudo ls /boot/firmware/btrfs* 2>/dev/null | grep -c btrfs)
       if [ "${flagBTRFS}" != "0" ]; then
         echo "Found BTRFS flag ---> formatting with experimental BTRFS filesystem"
         filesystem="btrfs"