optional exFAT partition

packages/lakka/retroarch_base/retroarch/scripts/retroarch-config

@@ -9,10 +9,26 @@ echo "LD_LIBRARY_PATH=\"/usr/lib:/tmp/cores\"" >> /run/libreelec/retroarch.conf
 # which makes the combined controller index 2, but on Nintendo Switch Lite, on first boot we need to change this to 1
 # or built in gamepad needs user intervention to be used.
 
-SERIAL_PREFIX=$(cat /sys/firmware/devicetree/base/serial-number)
-SERIAL_PREFIX=${SERIAL_PREFIX:0:3}
+if [ -e /sys/firmware/devicetree/base/serial-number ]; then
+  SERIAL_PREFIX="$(cat /sys/firmware/devicetree/base/serial-number)"
+  SERIAL_PREFIX="${SERIAL_PREFIX:0:3}"
+else
+  SERIAL_PREFIX=""
+fi
 
-if [ ${SERIAL_PREFIX} = "NXV" -a ! -f /storage/.config/retroarch/retroarch.cfg ]; then
+if [ "${SERIAL_PREFIX}" = "NXV" -a ! -f /storage/.config/retroarch/retroarch.cfg ]; then
   cp /etc/retroarch.cfg /storage/.config/retroarch/retroarch.cfg
   sed -i -e 's|input_player1_joypad_index = \"2\"|input_player1_joypad_index = \"0\"|' /storage/.config/retroarch/retroarch.cfg
 fi
+
+if [ -d /storage/roms/EXFAT/bios ]; then
+  for bios in /storage/roms/EXFAT/bios/* ; do
+    if [ -e "${bios}" ]; then
+      [ ! -d /storage/roms/EXFAT/bios_copied ] && mkdir -p /storage/roms/EXFAT/bios_copied
+      echo -n "Copy: " >> /storage/roms/EXFAT/bios/copied/transfer_log.txt
+      cp -vr "${bios}" /tmp/system >> /storage/roms/EXFAT/bios_copied/transfer_log.txt 2>&1
+      echo -n "Backup: " >> /storage/roms/EXFAT/bios/copied/transfer_log.txt
+      mv -v "${bios}" /storage/roms/EXFAT/bios_copied >> /storage/roms/EXFAT/bios_copied/transfer_log.txt 2>&1
+    fi
+  done
+fi

packages/sysutils/busybox/scripts/fs-resize

@@ -18,16 +18,57 @@ if [ -e /storage/.please_resize_me ] ; then
     reboot -f
   fi
 
+  # also not intended on Switch/Odin, which add fat32-boot to cmdline
+  FAT32_BOOT="no"
+  for arg in $(cat /proc/cmdline); do
+    case $arg in
+      fat32-boot)
+        FAT32_BOOT="yes"
+        ;;
+      *)
+        ;;
+    esac
+  done
+
+  if [ "$FAT32_BOOT" = "yes" ]; then
+    rm -f /storage/.please_resize_me
+    sync
+    echo "Some Vogons"
+    echo "                 wanted to"
+    echo "       destroy"
+    echo "                    your device."
+    echo ""
+    echo ""
+    echo "    ****   ***  *   *    *  *****"
+    echo "    *   * *   * **  *   *     *"
+    echo "    *   * *   * * * *         *"
+    echo "    *   * *   * *  **         *"
+    echo "    ****   ***  *   *         *"
+    echo ""
+    echo "    ****   ***  *   *  ***   ***"
+    echo "    *   * *   * **  *   *   *   *"
+    echo "    ****  ***** * * *   *   *"
+    echo "    *     *   * *  **   *   *   *"
+    echo "    *     *   * *   *  ***   ***"
+    echo ""
+    echo "          and enjoy this cute little counter :-)"
+    echo ""
+    StartProgress countdown "        " 42 "NOW"
+    reboot -f
+  fi
+
   # get the disk. /storage on 2nd partition
   PART=$(grep "/storage " /proc/mounts | cut -d" " -f1 | grep '2$')
 
   # get disk: /dev/sdx2 -> /dev/sdx, /dev/mmcblkxp2 -> /dev/mmcblkx
   case $PART in
     "/dev/mmcblk"*)
       DISK=$(echo $PART | sed s/p2$//g)
+      EXPART="${DISK}p3"
       ;;
     *)
       DISK=$(echo $PART | sed s/2$//g)
+      EXPART="${DISK}3"
       ;;
   esac
 
@@ -46,13 +87,28 @@ if [ -e /storage/.please_resize_me ] ; then
     # identify the partition scheme, and if gpt fix minor issues such as gpt header not at end of disk
     SCHEME=$(blkid -s PTTYPE -o value $DISK)
     if [ "$SCHEME" = "gpt" ]; then
-      StartProgress spinner "Checking layout...      " "sgdisk -e $DISK &>/dev/null"
+      StartProgress spinner "Checking layout...            " "sgdisk -e $DISK &>/dev/null"
+      EXPARTTYPE="'EXFAT'"
+    else
+      EXPARTTYPE="primary"
     fi
 
-    StartProgress spinner "Resizing partition...   " "parted -s -m $DISK resizepart 2 100% &>/dev/null"
-    StartProgress spinner "Checking file system... " "e2fsck -f -p $PART &>/dev/null"
-    StartProgress spinner "Resizing file system... " "resize2fs $PART &>/dev/null"
-    StartProgress countdown "Rebooting in 15s...     " 15 "NOW"
+    if [ -e /flash/create_exfat ] ; then
+      StartProgress spinner "Getting disk information...   " "parted -s -f -m $DISK print all &>/dev/null"
+      StartProgress spinner "Resizing ext4 partition...    " "parted -s -m $DISK resizepart 2 4GiB &>/dev/null"
+      StartProgress spinner "Checking file system...       " "e2fsck -f -p $PART &>/dev/null"
+      StartProgress spinner "Resizing file system...       " "resize2fs $PART &>/dev/null"
+      StartProgress spinner "Updating disk information...  " "parted -s -f -m $DISK print all &>/dev/null"
+      EXSTART="$(( $(parted -s -f -m $DISK print all 2>/dev/null | grep -m1 ^2: | cut -d: -f3 | sed -e s/MB//) + 17 ))"
+      StartProgress spinner "Creating exFAT partition...   " "parted -s -f -m $DISK mkpart $EXPARTTYPE ntfs ${EXSTART}MB 100% &>/dev/null"
+      StartProgress spinner "Probing partitions...         " "partprobe &>/dev/null"
+      StartProgress spinner "Formatting exFAT partition... " "mkfs.exfat -f -L EXFAT $EXPART &>/dev/null"
+    else
+      StartProgress spinner "Resizing ext4 partition...    " "parted -s -m $DISK resizepart 2 100% &>/dev/null"
+      StartProgress spinner "Checking file system...       " "e2fsck -f -p $PART &>/dev/null"
+      StartProgress spinner "Resizing file system...       " "resize2fs $PART &>/dev/null"
+    fi
+    StartProgress countdown "Rebooting in 15s...           " 15 "NOW"
   fi
 fi
 reboot -f &>/dev/null

scripts/mkimage

@@ -355,6 +355,12 @@ elif [ "${BOOTLOADER}" = "u-boot" ]; then
   exit
 fi # bootloader
 
+if [ "${DISTRO}" = "Lakka" ];then
+  # create placeholder for exFAT partition trigger.
+  touch ${LE_TMP}/no_create_exfat
+  mcopy -s "${LE_TMP}/no_create_exfat" :: >"${SAVE_ERROR}" 2>&1 || show_error
+fi
+
 # run fsck
 echo "image: checking filesystem on part1..."
 sync