build: add a build step for generic sysupgrade nand image

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
SVN-Revision: 46784

diff --git a/include/image.mk b/include/image.mk
index fb89ed12222b1b02a5968b7289f133055f7212f7..8ac3593eae8308a26636b280b90e0b6483b4e4da 100644 (file)
--- a/include/image.mk
+++ b/include/image.mk
@@ -390,6 +390,14 @@ define Build/combined-image
        @mv $@.new $@
 endef
 
+define Build/sysupgrade-nand
+       sh $(TOPDIR)/scripts/sysupgrade-nand.sh \
+               --board $(if $(BOARD_NAME),$(BOARD_NAME),$(DEVICE_NAME)) \
+               --kernel $(word 1,$^) \
+               --rootfs $(word 2,$^) \
+               $@
+endef
+
 define Device/Init
   PROFILES := $(PROFILE)
   DEVICE_NAME := $(1)

diff --git a/scripts/sysupgrade-nand.sh b/scripts/sysupgrade-nand.sh
new file mode 100755 (executable)
index 0000000..92b326c
--- /dev/null
+++ b/scripts/sysupgrade-nand.sh
@@ -0,0 +1,68 @@
+#!/bin/sh
+
+board=""
+kernel=""
+rootfs=""
+outfile=""
+err=""
+
+while [ "$1" ]; do
+       case "$1" in
+       "--board")
+               board="$2"
+               shift
+               shift
+               continue
+               ;;
+       "--kernel")
+               kernel="$2"
+               shift
+               shift
+               continue
+               ;;
+       "--rootfs")
+               rootfs="$2"
+               shift
+               shift
+               continue
+               ;;
+       *)
+               if [ ! "$outfile" ]; then
+                       outfile=$1
+                       shift
+                       continue
+               fi
+               ;;
+       esac
+done
+
+if [ ! -n "$board" -o ! -r "$kernel" -a  ! -r "$rootfs" -o ! "$outfile" ]; then
+       echo "syntax: $0 [--board boardname] [--kernel kernelimage] [--rootfs rootfs] out"
+       exit 1
+fi
+
+tmpdir="$( mktemp -d 2> /dev/null )"
+if [ -z "$tmpdir" ]; then
+       # try OSX signature
+       tmpdir="$( mktemp -t 'ubitmp' -d )"
+fi
+
+if [ -z "$tmpdir" ]; then
+       exit 1
+fi
+
+mkdir -p "${tmpdir}/sysupgrade-${board}"
+echo "BOARD=${board}" > "${tmpdir}/sysupgrade-${board}/CONTROL"
+[ -z "${rootfs}" ] || cp "${rootfs}" "${tmpdir}/sysupgrade-${board}/root"
+[ -z "${kernel}" ] || cp "${kernel}" "${tmpdir}/sysupgrade-${board}/kernel"
+
+(cd "$tmpdir"; tar cvf sysupgrade.tar sysupgrade-${board})
+err="$?"
+if [ -e "$tmpdir/sysupgrade.tar" ]; then
+       cp "$tmpdir/sysupgrade.tar" "$outfile"
+else
+       err=2
+fi
+rm -rf "$tmpdir"
+
+exit $err