diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/image.mk | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/include/image.mk b/include/image.mk index 94e4438312..cdb1e48540 100644 --- a/include/image.mk +++ b/include/image.mk @@ -76,6 +76,10 @@ fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz TARGET_FILESYSTEMS := $(fs-types-y) +FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k +FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k +FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k + define add_jffs2_mark echo -ne '\xde\xad\xc0\xde' >> $(1) endef @@ -84,6 +88,23 @@ define toupper $(shell echo $(1) | tr '[:lower:]' '[:upper:]') endef +define split_args +$(foreach data, \ + $(subst |,$(space),\ + $(subst $(space),^,$(1))), \ + $(call $(2),$(strip $(subst ^,$(space),$(data))))) +endef + +define build_cmd +$(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1)))) +$(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1))) + +endef + +define concat_cmd +$(call split_args,$(1),build_cmd) +endef + # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark define prepare_generic_squashfs $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256 @@ -247,6 +268,130 @@ define BuildImage/mkfs .PHONY: mkfs-$(1) mkfs-$(1): mkfs_prepare $(Image/mkfs/$(1)) + $(KDIR)/root.$(1): mkfs-$(1) + +endef + +# Build commands that can be called from Device/* templates +define Build/uImage + mkimage -A $(LINUX_KARCH) \ + -O linux -T kernel \ + -C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \ + -n '$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $@ $@.new + @mv $@.new $@ +endef + +define Build/lzma + $(STAGING_DIR_HOST)/bin/lzma e $@ -lc1 -lp2 -pb2 $(1) $@.new + @mv $@.new $@ +endef + +define Build/kernel-bin + rm -f $@ + cp $^ $@ +endef + +define Build/patch-cmdline + $(STAGING_DIR_HOST)/bin/patch-cmdline $@ '$(CMDLINE)' +endef + +define Build/append-kernel + dd if=$(word 1,$^) $(if $(1),bs=$(1) conv=sync) >> $@ +endef + +define Build/append-rootfs + dd if=$(word 2,$^) $(if $(1),bs=$(1) conv=sync) >> $@ +endef + +define Build/pad-rootfs + $(call prepare_generic_squashfs,$@) +endef + +define Build/check-size + @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \ + echo "WARNING: Image file $@ is too big"; \ + rm -f $@; \ + } +endef + + +define Device/Init + PROFILES := $(PROFILE) + KERNEL:= + KERNEL_INITRAMFS = $$(KERNEL) + KERNEL_SIZE:= + CMDLINE:= + + IMAGE_PREFIX := $(BIN_DIR)/$(IMG_PREFIX)-$(1) + IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2) + KERNEL_PREFIX = $$(if $$(KERNEL_INSTALL),$$(IMAGE_PREFIX),$(KDIR)/$(1)) + KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs + KERNEL_SUFFIX := -kernel.bin + KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX) + KERNEL_INSTALL := + KERNEL_SIZE := + + FILESYSTEMS := $(TARGET_FILESYSTEMS) + + BIN_KERNEL_IMAGE = $$(patsubst $$(KERNEL_PREFIX)%,$$(IMAGE_PREFIX)%,$$(KERNEL_IMAGE)) +endef + +define Device/Check + _TARGET = $$(if $$(filter $(PROFILE),$$(PROFILES)),install,install-disabled) +endef + +define Device/Build/initramfs + $$(_TARGET): $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_SUFFIX) + + $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_SUFFIX): $$(KERNEL_PREFIX)-initramfs$$(KERNEL_SUFFIX) + cp $$^ $$@ + + $$(KERNEL_PREFIX)-initramfs$$(KERNEL_SUFFIX): $(KDIR)/vmlinux-initramfs + @rm -f $$@ + $$(call concat_cmd,$$(KERNEL_INITRAMFS)) +endef + +define Device/Build/check_size + @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \ + echo "WARNING: Image file $@ is too big"; \ + rm -f $@; \ + } +endef + +define Device/Build/kernel + $$(_TARGET): $$(if $$(KERNEL_INSTALL),$$(BIN_KERNEL_IMAGE)) + $$(BIN_KERNEL_IMAGE): $$(KERNEL_IMAGE) + cp $$^ $$@ + $$(KERNEL_IMAGE): $(KDIR)/vmlinux + @rm -f $$@ + $$(call concat_cmd,$$(KERNEL)) + $$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE))) +endef + +define Device/Build/image + $$(_TARGET): $(call IMAGE_NAME,$(1),$(2)) + $(call IMAGE_NAME,$(1),$(2)): $$(KERNEL_IMAGE) $(KDIR)/root.$(1) + @rm -f $$@ + [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ] + $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2)))) + +endef + +define Device/Build + $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1))) + $(call Device/Build/kernel,$(1)) + + $$(eval $$(foreach image,$$(IMAGES), \ + $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \ + $$(call Device/Build/image,$$(fs),$$(image))))) +endef + +define Device + $(call Device/Init,$(1)) + $(call Device/Default,$(1)) + $(call Device/Check,$(1)) + $(call Device/$(1),$(1)) + $(call Device/Build,$(1)) endef @@ -278,6 +423,7 @@ define BuildImage $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/BuildKernel/Initramfs)) $(call Image/InstallKernel) + $(foreach device,$(TARGET_DEVICES),$(call Device,$(device))) $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs))) install: kernel_prepare |