--- zzzz-none-000/linux-3.10.107/arch/parisc/install.sh	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/parisc/install.sh	2021-02-04 17:41:59.000000000 +0000
@@ -19,20 +19,48 @@
 #   $4 - default install path (blank if root directory)
 #
 
+verify () {
+	if [ ! -f "$1" ]; then
+		echo ""                                                   1>&2
+		echo " *** Missing file: $1"                              1>&2
+		echo ' *** You need to run "make" before "make install".' 1>&2
+		echo ""                                                   1>&2
+		exit 1
+	fi
+}
+
+# Make sure the files actually exist
+
+verify "$2"
+verify "$3"
+
 # User may have a custom install script
 
-if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
-if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
+if [ -n "${INSTALLKERNEL}" ]; then
+  if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+  if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
+fi
 
 # Default install
 
-if [ -f $4/vmlinux ]; then
-	mv $4/vmlinux $4/vmlinux.old
+if [ "$(basename $2)" = "zImage" ]; then
+# Compressed install
+  echo "Installing compressed kernel"
+  base=vmlinuz
+else
+# Normal install
+  echo "Installing normal kernel"
+  base=vmlinux
+fi
+
+if [ -f $4/$base-$1 ]; then
+  mv $4/$base-$1 $4/$base-$1.old
 fi
+cat $2 > $4/$base-$1
 
-if [ -f $4/System.map ]; then
-	mv $4/System.map $4/System.old
+# Install system map file
+if [ -f $4/System.map-$1 ]; then
+  mv $4/System.map-$1 $4/System.map-$1.old
 fi
+cp $3 $4/System.map-$1
 
-cat $2 > $4/vmlinux
-cp $3 $4/System.map