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path: root/include/kernel-version.mk
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# Use the default kernel version if the Makefile doesn't override it

LINUX_RELEASE?=1

LINUX_VERSION-3.18 = .29
LINUX_VERSION-4.1 = .20
LINUX_VERSION-4.4 = .12

LINUX_KERNEL_MD5SUM-3.18.29 = b25737a0bc98e80d12200de93f239c28
LINUX_KERNEL_MD5SUM-4.1.20 = 075c38a3a23ca5bc80437b13606df00a
LINUX_KERNEL_MD5SUM-4.4.12 = eed37d7fa5c2095f42f62803fa077c33

ifdef KERNEL_PATCHVER
  LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER)))
endif

split_version=$(subst ., ,$(1))
merge_version=$(subst $(space),.,$(1))
KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION)))
KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE))))
KERNEL_PATCHVER ?= $(KERNEL)

# disable the md5sum check for unknown kernel versions
LINUX_KERNEL_MD5SUM:=$(LINUX_KERNEL_MD5SUM-$(strip $(LINUX_VERSION)))
LINUX_KERNEL_MD5SUM?=x
rules.mk include $(INCLUDE_DIR)/image.mk include $(INCLUDE_DIR)/host.mk FAT32_BLOCK_SIZE=1024 FAT32_BLOCKS=$(shell echo $$(($(CONFIG_BRCM2708_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE)))) ### Image scripts ### define Build/kernel-img perl $(LINUX_DIR)/scripts/mkknlimg $@ $@.tmp mv $@.tmp $@ endef define Build/boot-img rm -f $@.boot mkfs.fat -C $@.boot $(FAT32_BLOCKS) mcopy -i $@.boot $(LINUX_DIR)/COPYING ::COPYING.linux mcopy -i $@.boot $(KDIR)/bootcode.bin :: mcopy -i $@.boot $(KDIR)/LICENCE.broadcom :: mcopy -i $@.boot $(KDIR)/start.elf :: mcopy -i $@.boot $(KDIR)/start_cd.elf :: mcopy -i $@.boot $(KDIR)/fixup.dat :: mcopy -i $@.boot $(KDIR)/fixup_cd.dat :: mcopy -i $@.boot cmdline.txt :: mcopy -i $@.boot config.txt :: mcopy -i $@.boot $(IMAGE_KERNEL) ::kernel.img $(foreach dts,$(shell echo $(DEVICE_DTS)),mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb ::;) mmd -i $@.boot ::/overlays mcopy -i $@.boot $(DTS_DIR)/overlays/*.dtbo ::/overlays/ mcopy -i $@.boot $(DTS_DIR)/overlays/README ::/overlays/ endef define Build/sdcard-img ./gen_rpi_sdcard_img.sh $@ $@.boot $(IMAGE_ROOTFS) \ $(CONFIG_BRCM2708_SD_BOOT_PARTSIZE) $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(if $(CONFIG_TARGET_IMAGES_GZIP),gzip -9n -c $@ > $(BIN_DIR)/$(notdir $@).gz) endef ### Devices ### define Device/Default FILESYSTEMS := ext4 KERNEL := kernel-bin | kernel-img IMAGES := sdcard.img IMAGE/sdcard.img := boot-img | sdcard-img endef define Device/rpi DEVICE_TITLE := Raspberry Pi B/B+/CM/Zero DEVICE_DTS := bcm2708-rpi-b bcm2708-rpi-b-plus bcm2708-rpi-cm endef ifeq ($(SUBTARGET),bcm2708) TARGET_DEVICES += rpi endif define Device/rpi-2 DEVICE_TITLE := Raspberry Pi 2 B DEVICE_DTS := bcm2709-rpi-2-b endef ifeq ($(SUBTARGET),bcm2709) TARGET_DEVICES += rpi-2 endif define Device/rpi-3 DEVICE_TITLE := Raspberry Pi 3 B/CM DEVICE_DTS := bcm2710-rpi-3-b bcm2710-rpi-cm3 DEVICE_PACKAGES := brcmfmac43430-firmware-sdio kmod-brcmfmac wpad-mini endef ifeq ($(SUBTARGET),bcm2710) TARGET_DEVICES += rpi-3 endif $(eval $(call BuildImage))