target/linux/layerscape/image/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Copyright (C) 2016 Jiang Yutang <jiangyutang1978@gmail.com>
   4
   5 include $(TOPDIR)/rules.mk
   6 include $(INCLUDE_DIR)/image.mk
   7
   8 LS_SD_KERNELPART_SIZE = 40
   9 LS_SD_KERNELPART_OFFSET = 16
  10 LS_SD_ROOTFSPART_OFFSET = 64
  11 LS_SD_IMAGE_SIZE = $(shell echo $$((($(LS_SD_ROOTFSPART_OFFSET) + \
  12         $(CONFIG_TARGET_ROOTFS_PARTSIZE)))))
  13
  14 # The limitation of flash sysupgrade.bin is 1MB dtb + 16MB kernel + 32MB rootfs
  15 LS_SYSUPGRADE_IMAGE_SIZE = 49m
  16
  17 define Image/Prepare
  18         # Build .dtb for all boards we may run on
  19         $(foreach dts,$(DEVICE_DTS_LIST),
  20                 $(call Image/BuildDTB,$(DTS_DIR)/$(dts).dts,$(DTS_DIR)/$(dts).dtb)
  21         )
  22 endef
  23
  24 define Build/ls-clean
  25         rm -f $@
  26 endef
  27
  28 define Build/ls-append
  29         dd if=$(STAGING_DIR_IMAGE)/$(1) >> $@
  30 endef
  31
  32 define Build/ls-append-dtb
  33         dd if=$(DTS_DIR)/$(1).dtb >> $@
  34 endef
  35
  36 define Build/ls-append-kernel
  37         mkdir -p $@.tmp && \
  38         cp $(IMAGE_KERNEL) $@.tmp/fitImage && \
  39         make_ext4fs -J -L kernel -l "$(LS_SD_KERNELPART_SIZE)M" "$@.kernel.part" "$@.tmp" && \
  40         dd if=$@.kernel.part >> $@ && \
  41         rm -rf $@.tmp && \
  42         rm -f $@.kernel.part
  43 endef
  44
  45 define Build/ls-append-sdhead
  46         ./gen_sdcard_head_img.sh $(STAGING_DIR_IMAGE)/$(1)-sdcard-head.img \
  47                 $(LS_SD_KERNELPART_OFFSET) $(LS_SD_KERNELPART_SIZE) \
  48                 $(LS_SD_ROOTFSPART_OFFSET) $(CONFIG_TARGET_ROOTFS_PARTSIZE)
  49         dd if=$(STAGING_DIR_IMAGE)/$(1)-sdcard-head.img >> $@
  50 endef
  51
  52 define Build/traverse-fit
  53         ./mkits-multiple-config.sh -o $@.its -A $(LINUX_KARCH) \
  54                 -v $(LINUX_VERSION) -k $@ -a $(KERNEL_LOADADDR) \
  55                 -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
  56                 -C gzip -c 1 -c 2 \
  57                 -d $(DEVICE_DTS_DIR)/freescale/traverse-ls1043s.dtb \
  58                 -D "Traverse_LS1043S" -n "ls1043s" -a $(FDT_LOADADDR) -c 1 \
  59                 -d $(DEVICE_DTS_DIR)/freescale/traverse-ls1043v.dtb \
  60                 -D "Traverse_LS1043V" -n "ls1043v" -a $(FDT_LOADADDR) -c 2
  61         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $@.its $@.new
  62         @mv -f $@.new $@
  63 endef
  64
  65 define Device/fix-sysupgrade
  66   DEVICE_COMPAT_VERSION := 2.0
  67   DEVICE_COMPAT_MESSAGE := DTB was added to sysupgrade. Image format is different. \
  68         To use sysupgrade You need to change firmware partition in bootargs to "49m@0xf00000(firmware)" and saveenv. \
  69         After that, You can use "sysupgrade -F".
  70 endef
  71
  72 define Device/rework-sdcard-images
  73   DEVICE_COMPAT_VERSION := 2.0
  74   DEVICE_COMPAT_MESSAGE := SD-card images were changed to squashfs + ext4 overlay combined images. \
  75         It is required to flash the entire sd-card again and manually copy config.
  76 endef
  77
  78 include $(SUBTARGET).mk
  79
  80 $(eval $(call BuildImage))