add option to keep all kernel modules

resources/build.sh

@@ -256,10 +256,15 @@ mkimage -A arm -O linux -T kernel -C none -a 0x00008000 -e 0x00008000 -n "Linux
 
 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
 echo ">> Remove kernel modules"
-cd ${ROOTFS_PATH}/lib/modules
 
-# loop all kernel versions
-for d in * ; do
+if [ "$DEFAULT_KERNEL_MODULES" == "*" ]; then
+  echo "skiped -> keep all modules"
+
+else
+  cd ${ROOTFS_PATH}/lib/modules
+
+  # loop all kernel versions
+  for d in * ; do
     echo "Remove $d"
 
     # collect modules to keep
@@ -273,9 +278,10 @@ for d in * ; do
     # replace original modules dir with new one
     rm -rf $d
     mv ${d}_tmp $d
-done
+  done
 
-cd ${WORK_PATH}
+  cd ${WORK_PATH}
+fi
 
 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
 # create boot FS