DEVICE_VARS += SENAO_IMGNAME # This needs to make /tmp/_sys/sysupgrade.tgz an empty file prior to # sysupgrade, as otherwise it will implant the old configuration from # OEM firmware when writing rootfs from factory.bin # rootfs size and checksum is taken from a squashfs header # the header does not exist, therefore, supply the size and md5 define Build/senao-tar-gz -[ -f "$@" ] && \ mkdir -p $@.tmp && \ touch $@.tmp/failsafe.bin && \ echo '#!/bin/sh' > $@.tmp/before-upgrade.sh && \ echo ': > /tmp/_sys/sysupgrade.tgz' >> $@.tmp/before-upgrade.sh && \ echo -n $$(( $$(cat $@ | wc -c) / 4096 * 4096 )) > $@.len && \ dd if=$@ bs=$$(cat $@.len) count=1 | md5sum - | cut -d ' ' -f 1 > $@.md5 && \ echo '#!/bin/sh' > $@.tmp/after-upgrade.sh && \ printf 'fw_setenv rootfs_size 0x%08x\n' $$(cat $@.len) >> $@.tmp/after-upgrade.sh && \ printf 'fw_setenv rootfs_checksum %s\n' $$(cat $@.md5) >> $@.tmp/after-upgrade.sh && \ $(CP) $(KDIR)/loader-$(DEVICE_NAME).uImage \ $@.tmp/openwrt-$(word 1,$(1))-uImage-lzma.bin && \ $(CP) $@ $@.tmp/openwrt-$(word 1,$(1))-root.squashfs && \ $(TAR) -cp --numeric-owner --owner=0 --group=0 --mode=a-s --sort=name \ $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \ -C $@.tmp . | gzip -9n > $@ && \ rm -rf $@.tmp $@.len $@.md5 endef define Device/senao_loader_okli KERNEL := kernel-bin | append-dtb | lzma | uImage lzma -M 0x73714f4b LOADER_KERNEL_MAGIC := 0x73714f4b LOADER_TYPE := bin COMPILE := loader-$(1).bin loader-$(1).uImage COMPILE/loader-$(1).bin := loader-okli-compile COMPILE/loader-$(1).uImage := append-loader-okli $(1) | pad-to 64k | lzma | \ uImage lzma IMAGES += factory.bin IMAGE/factory.bin := append-kernel | pad-to $$$$(BLOCKSIZE) | append-rootfs | pad-rootfs | \ check-size | senao-tar-gz $$$$(SENAO_IMGNAME) IMAGE/sysupgrade.bin := $$(IMAGE/factory.bin) | append-metadata endef