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https://github.com/openwrt/openwrt.git
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0cd5e85e7a
This new subtarget sets the small_flash flag and removes unused kernel configuration. small_flash removes KERNEL_KALLSYMS, which saves ~107KB in the default configuration; removing unneeded hardware support from ar71xx/tiny saves another ~18KB (both after LZMA). Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
96 lines
2.7 KiB
Makefile
96 lines
2.7 KiB
Makefile
DEVICE_VARS += LOADER_FLASH_OFFS TPLINK_BOARD_ID TPLINK_FLASHLAYOUT TPLINK_HEADER_VERSION TPLINK_HWID TPLINK_HWREV
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define Build/copy-file
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cat "$(1)" > "$@"
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endef
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define Build/loader-okli
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dd if=$(KDIR)/loader-$(1).gz bs=7680 conv=sync of="$@.new"
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cat "$@" >> "$@.new"
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mv "$@.new" "$@"
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endef
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define Build/loader-okli-compile
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$(call Build/loader-common,FLASH_OFFS=$(LOADER_FLASH_OFFS) FLASH_MAX=0 KERNEL_CMDLINE="$(CMDLINE)")
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endef
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# combine kernel and rootfs into one image
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# mktplinkfw <type> <optional extra arguments to mktplinkfw binary>
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# <type> is "sysupgrade" or "factory"
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#
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# -a align the rootfs start on an <align> bytes boundary
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# -j add jffs2 end-of-filesystem markers
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# -s strip padding from end of the image
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# -X reserve <size> bytes in the firmware image (hexval prefixed with 0x)
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define Build/mktplinkfw
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-$(STAGING_DIR_HOST)/bin/mktplinkfw \
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-H $(TPLINK_HWID) -W $(TPLINK_HWREV) -F $(TPLINK_FLASHLAYOUT) -N OpenWrt -V $(REVISION) \
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-m $(TPLINK_HEADER_VERSION) \
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-k $(IMAGE_KERNEL) \
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-r $@ \
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-o $@.new \
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-j -X 0x40000 \
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-a $(call rootfs_align,$(FILESYSTEM)) \
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$(wordlist 2,$(words $(1)),$(1)) \
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$(if $(findstring sysupgrade,$(word 1,$(1))),-s) && mv $@.new $@ || rm -f $@
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endef
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define Build/uImageArcher
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mkimage -A $(LINUX_KARCH) \
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-O linux -T kernel \
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-C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
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-n '$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $@ $@.new
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@mv $@.new $@
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endef
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define Device/tplink
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TPLINK_HWREV := 0x1
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TPLINK_HEADER_VERSION := 1
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LOADER_TYPE := gz
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KERNEL := kernel-bin | patch-cmdline | lzma
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KERNEL_INITRAMFS := kernel-bin | patch-cmdline | lzma | tplink-v1-header
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IMAGES := sysupgrade.bin factory.bin
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IMAGE/sysupgrade.bin := append-rootfs | mktplinkfw sysupgrade
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IMAGE/factory.bin := append-rootfs | mktplinkfw factory
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endef
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define Device/tplink-nolzma
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$(Device/tplink)
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LOADER_FLASH_OFFS := 0x22000
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COMPILE := loader-$(1).gz
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COMPILE/loader-$(1).gz := loader-okli-compile
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KERNEL := copy-file $(KDIR)/vmlinux.bin.lzma | uImage lzma -M 0x4f4b4c49 | loader-okli $(1)
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KERNEL_INITRAMFS := copy-file $(KDIR)/vmlinux-initramfs.bin.lzma | loader-kernel-cmdline | tplink-v1-header
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endef
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define Device/tplink-4m
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$(Device/tplink-nolzma)
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TPLINK_FLASHLAYOUT := 4M
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IMAGE_SIZE := 3904k
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endef
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define Device/tplink-8m
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$(Device/tplink-nolzma)
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TPLINK_FLASHLAYOUT := 8M
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IMAGE_SIZE := 7936k
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endef
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define Device/tplink-4mlzma
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$(Device/tplink)
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TPLINK_FLASHLAYOUT := 4Mlzma
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IMAGE_SIZE := 3904k
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endef
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define Device/tplink-8mlzma
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$(Device/tplink)
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TPLINK_FLASHLAYOUT := 8Mlzma
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IMAGE_SIZE := 7936k
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endef
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define Device/tplink-16mlzma
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$(Device/tplink)
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TPLINK_FLASHLAYOUT := 16Mlzma
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IMAGE_SIZE := 15872k
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endef
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