Add option to switch between avaliable kernels - will work properly from next...

Add option to switch between avaliable kernels - will work properly from next release or nightly builds. Tested: sun8 and few sun7 ... still need some fixing and testing for others

debian-config

@@ -44,12 +44,48 @@ fi
 }
 }
 
+function exceptions ()
+{
+TARGET_FAMILY=$LINUXFAMILY
+UBOOT_BRANCH=$TARGET_BRANCH # uboot naming is different
+case $BOARD in
+		cubietruck | cubieboard2 | bananapipro | lamobo-r1 | orangepi | orangepimini | lime | lime2 | micro | lime2emmc | pcduino3 | pcduino3nano)
+		if [[ $TARGET_BRANCH == "default" ]]; then TARGET_FAMILY="sun7i"; TARGET_BRANCH=""; else TARGET_FAMILY="sunxi"; TARGET_BRANCH="-"$TARGET_BRANCH; fi
+		;;
+		cubieboard | lime-a10 | pcduino2)
+		if [[ $TARGET_BRANCH == "default" ]]; then TARGET_FAMILY="sun4i"; TARGET_BRANCH=""; else TARGET_FAMILY="sunxi"; TARGET_BRANCH="-"$TARGET_BRANCH; fi
+		;;
+		*)
+		if [[ $TARGET_BRANCH == "default" ]]; then TARGET_BRANCH=""; else TARGET_BRANCH="-"$TARGET_BRANCH; fi
+esac
+}
+
 function wlan_exceptions ()
 {
 [[ -n "$(lsmod | grep -w dhd)" && $1 = "on" ]] && echo 'options dhd op_mode=2' >/etc/modprobe.d/ap6212.conf && rmmod dhd && modprobe dhd
 [[ -n "$(lsmod | grep -w dhd)" && $1 = "off" ]] && rm /etc/modprobe.d/ap6212.conf && rmmod dhd && modprobe dhd
 }
 
+function aval_kernel ()
+{
+	IFS=$'\r\n'
+	GLOBIGNORE='*'
+	AVAL_KERNEL=($(apt-cache search --names-only '^linux-'$(lsb_release  -cs)'-root.*.'$BOARD'*' | grep -w "$BOARD " | sed 's/.*(\(.*\))/\1/' | awk '{print $1}' | grep -v "$BRANCH" ))
+	local LIST=()
+	for i in "${AVAL_KERNEL[@]}"
+	do
+			LIST+=( "${i[0]//[[:blank:]]/}" "" )
+	done
+	LIST_LENGHT=$((${#LIST[@]}/2));
+	if [ "$LIST_LENGHT" -eq 1 ]; then
+			TARGET_BRANCH=${AVAL_KERNEL[0]}
+	else
+			exec 3>&1
+			TARGET_BRANCH=$(dialog --nocancel --backtitle "$BACKTITLE" --no-collapse --title "Upgrade from $BRANCH to:" --clear --menu "" $((6+${LIST_LENGHT})) 40 15 "${LIST[@]}" 2>&1 1>&3)
+			exec 3>&-
+	fi
+}
+
 function get_wlan_interface ()
 {
 # search for wlan interfaces and provide a selection menu if there are more than one
@@ -78,6 +114,7 @@ cp /etc/network/interfaces /etc/network/interfaces.debian-config.backup
 # gather some info
 #
 [[ -f /etc/armbian-release ]] && source /etc/armbian-release && ARMBIAN="Armbian $VERSION $IMAGE_TYPE";
+
 DISTRO=$(lsb_release -is)
 DISTROID=$(lsb_release -rs)
 BACKTITLE="$ARMBIAN $DISTRO $DISTROID configuration utility, http://www.armbian.com"
@@ -100,6 +137,7 @@ fi
 [[ -n $(grep -w apt /etc/apt/sources.list.d/armbian.list) ]]  && LIST+=( "Nightly" "Switch to daily builds" )
 LIST+=( "Hotspot" "Manage wireless access point" )
 LIST+=( "Network" "Edit network settings" )
+[[ $(apt-cache search --names-only '^linux-'$(lsb_release  -cs)'-root.*.'$BOARD'*' | sed 's/.*(\(.*\))/\1/' | awk '{print $1}' | wc -l) -gt 1 ]] && LIST+=( "Switch" "Switch to alternative kernels" )
 [[ -f /boot/armbianEnv.txt ]] && LIST+=( "Booting" "Edit boot environment" )
 [[ -f /usr/sbin/nand-sata-install ]] && LIST+=( "Install" "Install Armbian to SATA, eMMC, NAND, USB" )
 LIST+=( "Services" "Toggle running services" )
@@ -370,6 +408,22 @@ while true; do
 		softy
 	;;
 
+	"Switch" )
+		aval_kernel
+		exceptions "$INSTALL_KERNEL"
+		dialog --title "Install and reboot" --backtitle "$BACKTITLE" --yes-label "OK" --no-label "Cancel" --yesno "\nSwitching to linux-image${TARGET_BRANCH}-${TARGET_FAMILY} \n\nMake sure you know what you are doing! \n\nBoard config will be reverted to defaults." 11 46
+		if [[ $? = 0 ]]; then
+			# remove old
+			dialog --backtitle "$BACKTITLE" --title "Please wait" --infobox "\nRemoving current kernel." 5 28
+			aptitude remove ~nlinux-image --quiet=100 >> /var/log/upgrade.log
+			aptitude remove ~nlinux-dtb --quiet=100 >> /var/log/upgrade.log
+			aptitude remove ~nlinux-headers --quiet=100 >> /var/log/upgrade.log
+			# install new
+			debconf-apt-progress -- apt-get -y  --no-install-recommends install linux-image${TARGET_BRANCH}-${TARGET_FAMILY} linux-headers${TARGET_BRANCH}-${TARGET_FAMILY} linux-u-boot-${BOARD}-${UBOOT_BRANCH} linux-$(lsb_release  -cs)-root$TARGET_BRANCH-$BOARD
+			[[ $UBOOT_BRANCH != "default" ]] && debconf-apt-progress -- apt-get -y  --no-install-recommends install linux-dtb$TARGET_BRANCH-$TARGET_FAMILY
+			reboot
+		fi
+	;;
 	"Monitor" )
 		clear
 		armbianmonitor -m | dialog --backtitle "$BACKTITLE" --title "Simple CLI monitoring $BOARD" --progressbox 15 64