IMAGE_KERNEL = $(word 1,$^)
IMAGE_ROOTFS = $(word 2,$^)
+define rootfs_align
+$(patsubst %-256k,0x40000,$(patsubst %-128k,0x20000,$(patsubst %-64k,0x10000,$(patsubst squashfs%,0x4,$(patsubst root.%,%,$(1))))))
+endef
+
define Build/uImage
mkimage -A $(LINUX_KARCH) \
-O linux -T kernel \
endef
define Build/check-size
- @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
+ @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(if $(1),$(1),$(IMAGE_SIZE)))))) -ge "$$(stat -c%s $@)" ] || { \
echo "WARNING: Image file $@ is too big" >&2; \
rm -f $@; \
}
endef
+define Build/check-kernel-size
+ @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $(IMAGE_KERNEL))" ] || { \
+ echo "WARNING: Kernel for $@ is too big > $(1)" >&2; \
+ rm -f $@; \
+ }
+endef
+
define Build/combined-image
-sh $(TOPDIR)/scripts/combined-image.sh \
"$(IMAGE_KERNEL)" \
@mv $@.new $@
endef
+# combine kernel and rootfs into one image
+# mktplinkfw <type> <optional extra arguments to mktplinkfw binary>
+# <type> is "sysupgrade" or "factory"
+#
+# -a align the rootfs start on an <align> bytes boundary
+# -j add jffs2 end-of-filesystem markers
+# -s strip padding from end of the image
+# -X reserve <size> bytes in the firmware image (hexval prefixed with 0x)
+define Build/tplink-v1-image
+ -$(STAGING_DIR_HOST)/bin/mktplinkfw \
+ -H $(TPLINK_HWID) -W $(TPLINK_HWREV) -F $(TPLINK_FLASHLAYOUT) \
+ -N "$(VERSION_DIST)" -V $(REVISION) -m $(TPLINK_HEADER_VERSION) \
+ -k $(IMAGE_KERNEL) -r $(IMAGE_ROOTFS) -o $@.new -j -X 0x40000 \
+ -a $(call rootfs_align,$(FILESYSTEM)) \
+ $(wordlist 2,$(words $(1)),$(1)) \
+ $(if $(findstring sysupgrade,$(word 1,$(1))),-s) && mv $@.new $@ || rm -f $@
+endef
+
define Build/tplink-v2-header
$(STAGING_DIR_HOST)/bin/mktplinkfw2 \
-c -H $(TPLINK_HWID) -W $(TPLINK_HWREV) -L $(KERNEL_LOADADDR) \
kernel2minor -k $@ -r $@.new $(1)
mv $@.new $@
endef
+
+# Convert a raw image into a $1 type image.
+# E.g. | qemu-image vdi
+define Build/qemu-image
+ qemu-img convert -f raw -O $1 $@ $@.new
+ @mv $@.new $@
+endef