WIP: Integrate RAUC and U-Boot
Change-Id: I699e72e3229953af62393b9a1fa199e6767aba0b
diff --git a/board/czechlight/clearfog/boot.scr.txt b/board/czechlight/clearfog/boot.scr.txt
index a2b0580..99d980e 100644
--- a/board/czechlight/clearfog/boot.scr.txt
+++ b/board/czechlight/clearfog/boot.scr.txt
@@ -1,5 +1,39 @@
-setenv fdtfile armada-388-clearfog-base.dtb
-setenv bootargs root=/dev/mmcblk0p1 czechlight=${czechlight}
-load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${prefix}/${fdtfile}
-load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} ${prefix}/zImage
+test -n "${BOOT_A_LEFT}" || setenv BOOT_A_LEFT 3
+test -n "${BOOT_B_LEFT}" || setenv BOOT_B_LEFT 3
+
+setenv rauc_part
+
+for BOOT_SLOT in "A B"; do
+ if test "x${rauc_part}" != "x"; then
+ # skip remaining slots
+ elif test "x${BOOT_SLOT}" = "xA"; then
+ if test ${BOOT_A_LEFT} -gt 0; then
+ setexpr BOOT_A_LEFT ${BOOT_A_LEFT} - 1
+ echo "Found valid slot A, ${BOOT_A_LEFT} attempts remaining"
+ setenv rauc_part 2
+ setenv rauc_slot A
+ fi
+ elif test "x${BOOT_SLOT}" = "xB"; then
+ if test ${BOOT_B_LEFT} -gt 0; then
+ setexpr BOOT_B_LEFT ${BOOT_B_LEFT} - 1
+ echo "Found valid slot B, ${BOOT_B_LEFT} attempts remaining"
+ setenv rauc_part 3
+ setenv rauc_slot B
+ fi
+ fi
+done
+
+if test -n "${rauc_part}"; then
+ saveenv
+else
+ echo "No valid slot found, resetting tries to 3"
+ setenv BOOT_A_LEFT 3
+ setenv BOOT_B_LEFT 3
+ saveenv
+ reset
+fi
+
+load mmc 0:${rauc_part} ${fdt_addr_r} /boot/armada-388-clearfog-base.dtb
+load mmc 0:${rauc_part} ${kernel_addr_r} /boot/zImage
+setenv bootargs root=/dev/mmcblk0p${rauc_part} rauc.slot=${rauc_slot} czechlight=${czechlight}
bootz ${kernel_addr_r} - ${fdt_addr_r}