Adding support to boot kernel v5.x

8khan · Dec 8, 2022 · 9e2644c · 9e2644c
1 parent 66ff2e6
commit 9e2644c
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Showing 4 changed files with 43 additions and 24 deletions.
diff --git a/...rpl/overlayfs/opt/arpl/zImage_template.gz → ...overlayfs/opt/arpl/bzImage-template-v4.gz b/...rpl/overlayfs/opt/arpl/zImage_template.gz → ...overlayfs/opt/arpl/bzImage-template-v4.gz
diff --git a/files/board/arpl/overlayfs/opt/arpl/bzImage-template-v5.gz b/files/board/arpl/overlayfs/opt/arpl/bzImage-template-v5.gz
diff --git a/files/board/arpl/overlayfs/opt/arpl/menu.sh b/files/board/arpl/overlayfs/opt/arpl/menu.sh
@@ -1187,9 +1187,9 @@ while true; do
     s) serialMenu; NEXT="a" ;;
     a) addonMenu; NEXT="x" ;;
     x) cmdlineMenu; NEXT="i" ;;
-    i) synoinfoMenu; NEXT="d" ;;
-    d) make; NEXT="v" ;;
-    v) advancedMenu; NEXT="b" ;;
+    i) synoinfoMenu; NEXT="v" ;;
+    v) advancedMenu; NEXT="d" ;;
+    d) make; NEXT="b" ;;
     b) boot ;;
     k) keymapMenu ;;
     c) dialog --backtitle "`backtitle`" --title "Cleaning" --aspect 18 \

diff --git a/files/board/arpl/overlayfs/opt/arpl/vmlinux-to-bzImage.sh b/files/board/arpl/overlayfs/opt/arpl/vmlinux-to-bzImage.sh
@@ -1,21 +1,11 @@
 #!/bin/sh
+# Based on code and ideas from @jumkey
 
 . /opt/arpl/include/functions.sh
 
-#zImage_head           16494
-#payload(
-#  vmlinux.bin         x
-#  padding             0xf00000-x
-#  vmlinux.bin size    4
-#)                     0xf00004
-#zImage_tail(
-#  unknown             72
-#  run_size            4
-#  unknown             30
-#  vmlinux.bin size    4
-#  unknown             114460
-#)                     114570
-#crc32                 4
+MODEL="`readConfigKey "model" "${USER_CONFIG_FILE}"`"
+BUILD="`readConfigKey "build" "${USER_CONFIG_FILE}"`"
+KVER="`readModelKey "${MODEL}" "builds.${BUILD}.kver"`"
 
 # Adapted from: scripts/Makefile.lib
 # Usage: size_append FILE [FILE2] [FILEn]...
@@ -51,12 +41,41 @@ size_le () {
 SCRIPT_DIR=`dirname $0`
 VMLINUX_MOD=${1}
 ZIMAGE_MOD=${2}
-gzip -cd "${SCRIPT_DIR}/zImage_template.gz" > "${ZIMAGE_MOD}"
+if [ ${KVER:0:1} -eq 4 ]; then
+  # Kernel version 4.x
+  #zImage_head           16494
+  #payload(
+  #  vmlinux.bin         x
+  #  padding             0xf00000-x
+  #  vmlinux.bin size    4
+  #)                     0xf00004
+  #zImage_tail(
+  #  unknown             72
+  #  run_size            4
+  #  unknown             30
+  #  vmlinux.bin size    4
+  #  unknown             114460
+  #)                     114570
+  #crc32                 4
+  gzip -cd "${SCRIPT_DIR}/bzImage-template-v4.gz" > "${ZIMAGE_MOD}"
 
-dd if="${VMLINUX_MOD}" of="${ZIMAGE_MOD}" bs=16494 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
-file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=15745134 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  dd if="${VMLINUX_MOD}" of="${ZIMAGE_MOD}" bs=16494 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=15745134 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=15745244 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
 
-RUN_SIZE=`objdump -h ${VMLINUX_MOD} | sh "${SCRIPT_DIR}/calc_run_size.sh"`
-size_le $RUN_SIZE | dd of=$ZIMAGE_MOD bs=15745210 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
-file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=15745244 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
-size_le $(($((16#`crc32 "${ZIMAGE_MOD}" | awk '{print$1}'`)) ^ 0xFFFFFFFF)) | dd of="${ZIMAGE_MOD}" conv=notrunc oflag=append >"${LOG_FILE}" 2>&1 || dieLog
+  RUN_SIZE=`objdump -h ${VMLINUX_MOD} | sh "${SCRIPT_DIR}/calc_run_size.sh"`
+  size_le ${RUN_SIZE} | dd of=${ZIMAGE_MOD} bs=15745210 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  size_le $(($((16#`crc32 "${ZIMAGE_MOD}" | awk '{print$1}'`)) ^ 0xFFFFFFFF)) | dd of="${ZIMAGE_MOD}" conv=notrunc oflag=append >"${LOG_FILE}" 2>&1 || dieLog
+else
+  # Kernel version 5.x
+  gzip -cd "${SCRIPT_DIR}/bzImage-template-v5.gz" > "${ZIMAGE_MOD}"
+
+  lzma -9c ${VMLINUX_MOD} > ${TMP_PATH}/vmlinux-mod.lzma
+  dd if="${TMP_PATH}/vmlinux-mod.lzma" of="${ZIMAGE_MOD}" bs=15377 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=8377991 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  file_size_le "${VMLINUX_MOD}" | dd of="${ZIMAGE_MOD}" bs=8420412 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+
+  RUN_SIZE=`objdump -h ${VMLINUX_MOD} | sh "${SCRIPT_DIR}/calc_run_size.sh"`
+  size_le ${RUN_SIZE} | dd of=${ZIMAGE_MOD} bs=8420408 seek=1 conv=notrunc >"${LOG_FILE}" 2>&1 || dieLog
+  size_le $(($((16#`crc32 "${ZIMAGE_MOD}" | awk '{print$1}'`)) ^ 0xFFFFFFFF)) | dd of="${ZIMAGE_MOD}" conv=notrunc oflag=append >"${LOG_FILE}" 2>&1 || dieLog
+fi