image: adapt mikrotik yafut to allow switch to bootimage YAFFS path

Adjust the YAFFS file path written depending on the sysupgrade
filename.
Default to kernel (for ELF), switch to bootimage (for NPK) if image name
has v7.

Signed-off-by: John Thomson <git@johnthomson.fastmail.com.au>

diff --git a/include/image-commands.mk b/include/image-commands.mk
index ad57dfd49bd3b289f8a775d1b9127c447ca3a81d..27a85d770e99a17e9cc350a9fdd4b27f3c599500 100644 (file)
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -519,7 +519,7 @@ define Build/yaffs-filesystem
                filesystem_size="filesystem_blocks * 64 * 1024" \
                filesystem_size_with_reserve="(filesystem_blocks + 2) * 64 * 1024"; \
                head -c $$filesystem_size_with_reserve /dev/zero | tr "\000" "\377" > $@.img \
-               && yafut -d $@.img -w -i $@ -o kernel -C 1040 -B 64k -E -P -S $(1) \
+               && yafut -d $@.img -w -i $@ -o $(if $(findstring v7,$@),bootimage,kernel) -C 1040 -B 64k -E -P -S $(1) \
                && truncate -s $$filesystem_size $@.img \
                && mv $@.img $@
 endef