target/linux/ramips/image/Makefile

   1 #
   2 # Copyright (C) 2008-2011 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/image.mk
   9
  10 define imgname
  11 $(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(1)
  12 endef
  13
  14 define sysupname
  15 $(call imgname,$(1),$(2))-sysupgrade.bin
  16 endef
  17
  18 VMLINUX:=$(IMG_PREFIX)-vmlinux
  19 UIMAGE:=$(IMG_PREFIX)-uImage
  20
  21 define Image/Build/Initramfs
  22         $(call Image/Build/Profile/$(PROFILE),initramfs)
  23 endef
  24
  25 DEVICE_VARS += DTS IMAGE_SIZE NETGEAR_BOARD_ID NETGEAR_HW_ID
  26 DEVICE_VARS += BUFFALO_TAG_PLATFORM BUFFALO_TAG_VERSION BUFFALO_TAG_MINOR
  27
  28 loadaddr-y := 0x80000000
  29 loadaddr-$(CONFIG_TARGET_ramips_rt288x) := 0x88000000
  30 loadaddr-$(CONFIG_TARGET_ramips_mt7621) := 0x80001000
  31
  32 KERNEL_LOADADDR := $(loadaddr-y)
  33
  34 KERNEL_DTB = kernel-bin | patch-dtb | lzma
  35 define Device/Default
  36   PROFILES = Default $$(DTS)
  37   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DTS).dts)
  38   KERNEL := $(KERNEL_DTB) | uImage lzma
  39   DEVICE_DTS_DIR := ../dts
  40   IMAGES := sysupgrade.bin
  41   IMAGE_SIZE := $(ralink_default_fw_size_8M)
  42   SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
  43   sysupgrade_bin := append-kernel | append-rootfs | pad-rootfs
  44   IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata | check-size $$$$(IMAGE_SIZE)
  45 endef
  46
  47 define Build/patch-dtb
  48         $(call Image/BuildDTB,../dts/$(DTS).dts,$@.dtb)
  49         $(STAGING_DIR_HOST)/bin/patch-dtb $@ $@.dtb
  50 endef
  51
  52 define Build/trx
  53         $(STAGING_DIR_HOST)/bin/trx $(1) \
  54                 -o $@ \
  55                 -m $(IMAGE_SIZE) \
  56                 -f $(IMAGE_KERNEL) \
  57                 -a 4 -f $(IMAGE_ROOTFS)
  58 endef
  59
  60 define Build/loader-common
  61         rm -rf $@.src
  62         $(MAKE) -C lzma-loader \
  63                 PKG_BUILD_DIR="$@.src" \
  64                 TARGET_DIR="$(dir $@)" LOADER_NAME="$(notdir $@)" \
  65                 BOARD="$(BOARDNAME)" PLATFORM="$(PLATFORM)" \
  66                 LZMA_TEXT_START=0x82000000 LOADADDR=$(KERNEL_LOADADDR) \
  67                 $(1) compile loader.$(LOADER_TYPE)
  68         mv "$@.$(LOADER_TYPE)" "$@"
  69         rm -rf $@.src
  70 endef
  71
  72 define Build/loader-kernel
  73         $(call Build/loader-common,LOADER_DATA="$@")
  74 endef
  75
  76 define Build/relocate-kernel
  77         rm -rf $@.relocate
  78         $(CP) ../../generic/image/relocate $@.relocate
  79         $(MAKE) -C $@.relocate KERNEL_ADDR=$(KERNEL_LOADADDR) CROSS_COMPILE=$(TARGET_CROSS)
  80         ( \
  81                 dd if=$@.relocate/loader.bin bs=32 conv=sync && \
  82                 perl -e '@s = stat("$@"); print pack("V", @s[7])' && \
  83                 cat $@ \
  84         ) > $@.new
  85         mv $@.new $@
  86         rm -rf $@.relocate
  87 endef
  88
  89 define MkCombineduImage
  90         $(call PatchKernelLzma,$(2),$(3))
  91         if [ `stat -c%s "$(KDIR)/vmlinux-$(2).bin.lzma"` -gt `expr $(4) - 64` ]; then \
  92                 echo "Warning: $(KDIR)/vmlinux-$(2).bin.lzma is too big" >&2; \
  93         else if [ `stat -c%s "$(KDIR)/root.$(1)"` -gt $(5) ]; then \
  94                 echo "Warning: $(KDIR)/root.$(1) is too big" >&2; \
  95         else \
  96                 ( dd if=$(KDIR)/vmlinux-$(2).bin.lzma bs=`expr $(4) - 64` conv=sync ; dd if=$(KDIR)/root.$(1) ) > $(KDIR)/vmlinux-$(2).bin.lzma.combined ; \
  97         fi ; fi
  98         $(call MkImage,lzma,$(KDIR)/vmlinux-$(2).bin.lzma.combined,$(call sysupname,$(1),$(2)),$(6))
  99 endef
 100
 101 define Build/umedia-header
 102         fix-u-media-header -T 0x46 -B $(1) -i $@ -o $@.new && mv $@.new $@
 103 endef
 104
 105 define Build/edimax-header
 106         $(STAGING_DIR_HOST)/bin/mkedimaximg -i $@ -o $@.new $(1)
 107         @mv $@.new $@
 108 endef
 109
 110 define Build/poray-header
 111         $(STAGING_DIR_HOST)/bin/mkporayfw $(1) -f $@ -o $@.new
 112         mv $@.new $@
 113 endef
 114
 115 define Build/seama
 116         $(STAGING_DIR_HOST)/bin/seama -i $@ $(1)
 117         mv $@.seama $@
 118 endef
 119
 120 define Build/seama-seal
 121         $(call Build/seama,-s $@.seama $(1))
 122 endef
 123
 124 define Build/wrg-header
 125         mkwrgimg -i $@ -d "/dev/mtdblock/2" -s $(1) -o $@.new
 126         mv $@.new $@
 127 endef
 128
 129 # combine kernel and rootfs into one image
 130 # mkdlinkfw <type> <optional extra arguments to mkdlinkfw binary>
 131
 132 define Build/mkdlinkfw
 133         -$(STAGING_DIR_HOST)/bin/mkdlinkfw \
 134                 -k $(IMAGE_KERNEL) \
 135                 -r $(IMAGE_ROOTFS) \
 136                 -o $@ \
 137                 -s $(DLINK_FIRMWARE_SIZE)
 138 endef
 139
 140 define Build/mkdlinkfw-factory
 141         -$(STAGING_DIR_HOST)/bin/mkdlinkfw \
 142                 -m $(DLINK_ROM_ID) -f $(DLINK_FAMILY_MEMBER) \
 143                 -F $@ \
 144                 -o $@.new \
 145                 -s $(DLINK_FIRMWARE_SIZE)
 146         mv $@.new $@
 147 endef
 148
 149 define Build/zyimage
 150         $(STAGING_DIR_HOST)/bin/zyimage $(1) $@
 151 endef
 152
 153 #
 154 # The real magic happens inside these templates
 155 #
 156 # $(1), compression method
 157 # $(2), filename of image data
 158 # $(3), output filename
 159 define MkImage
 160         $(eval imagename=$(if $(4),$(4),MIPS $(VERSION_DIST) Linux-$(LINUX_VERSION)))
 161         -mkimage -A mips -O linux -T kernel -C $(1) -a $(loadaddr-y) -e $(loadaddr-y) \
 162                 -n "$(imagename)" \
 163                 -d $(2) $(3)
 164 endef
 165
 166 define CompressLzma
 167         $(STAGING_DIR_HOST)/bin/lzma e $(1) -lc1 -lp2 -pb2 $(2)
 168 endef
 169
 170 define MkImageSysupgrade/squashfs
 171         $(eval output_name=$(IMG_PREFIX)-$(2)-$(1)-$(if $(4),$(4),sysupgrade).bin)
 172         cat $(KDIR)/vmlinux-$(2).uImage $(KDIR)/root.$(1) > $(KDIR)/$(output_name)
 173         $(call prepare_generic_squashfs,$(KDIR)/$(output_name))
 174         if [ `stat -c%s "$(KDIR)/$(output_name)"` -gt $(3) ]; then \
 175                 echo "Warning: $(KDIR)/$(output_name) is too big" >&2; \
 176         else \
 177                 $(CP) $(KDIR)/$(output_name) $(BIN_DIR)/$(output_name); \
 178         fi
 179 endef
 180
 181 # $(1), lowercase board name like "mt7620a_v22sg"
 182 # $(2), DTS filename without .dts extension
 183 # $(3), optional filename suffix, e.g. "-initramfs"
 184 define PatchKernelLzmaDtb
 185         cp $(KDIR)/vmlinux$(3) $(KDIR)/vmlinux-$(1)$(3)
 186         $(call Image/BuildDTB,../dts/$(2).dts,$(KDIR)/$(2).dtb)
 187         $(STAGING_DIR_HOST)/bin/patch-dtb $(KDIR)/vmlinux-$(1)$(3) $(KDIR)/$(2).dtb
 188         $(call CompressLzma,$(KDIR)/vmlinux-$(1)$(3),$(KDIR)/vmlinux-$(1)$(3).bin.lzma)
 189 endef
 190
 191 # $(1), lowercase board name
 192 # $(2), DTS filename without .dts extension
 193 # $(3), ih_name field of uImage header
 194 # $(4), optional filename suffix, e.g. "-initramfs"
 195 define MkImageLzmaDtb
 196         $(call PatchKernelLzmaDtb,$(1),$(2),$(4))
 197         $(call MkImage,lzma,$(KDIR)/vmlinux-$(1)$(4).bin.lzma,$(KDIR)/vmlinux-$(1)$(4).uImage,$(3))
 198 endef
 199
 200 # $(1), Rootfs type, e.g. squashfs
 201 # $(2), lowercase board name
 202 # $(3), DTS filename without .dts extension
 203 # $(4), maximum size of sysupgrade image
 204 # $(5), uImage header's ih_name field
 205 define BuildFirmware/OF
 206         $(call MkImageLzmaDtb,$(2),$(3),$(5))
 207         $(call MkImageSysupgrade/$(1),$(1),$(2),$(4),$(6))
 208 endef
 209
 210 # $(1), squashfs/initramfs
 211 # $(2), lowercase board name
 212 # $(3), DTS filename without .dts extension
 213 # $(4), ih_name field of uImage header
 214 define BuildFirmware/OF/initramfs
 215         $(call MkImageLzmaDtb,$(2),$(3),$(4),-initramfs)
 216         $(CP) $(KDIR)/vmlinux-$(2)-initramfs.uImage $(call imgname,$(1),$(2))-uImage.bin
 217 endef
 218
 219 # Build images for default ralink layout for 4MB flash
 220 # kernel + roots = 0x3b0000
 221 # $(1) = squashfs/initramfs
 222 # $(2) = lowercase board name
 223 # $(3) = dts file
 224 ralink_default_fw_size_4M=3866624
 225 BuildFirmware/Default4M/squashfs=$(call BuildFirmware/OF,$(1),$(2),$(3),$(ralink_default_fw_size_4M),$(4))
 226 BuildFirmware/Default4M/initramfs=$(call BuildFirmware/OF/initramfs,$(1),$(2),$(3),$(4))
 227
 228 ralink_default_fw_size_8M=8060928
 229 ralink_default_fw_size_16M=16121856
 230 ralink_default_fw_size_32M=33226752
 231
 232
 233 ifeq ($(SUBTARGET),rt288x)
 234 include rt288x.mk
 235 endif
 236
 237 ifeq ($(SUBTARGET),rt305x)
 238 include rt305x.mk
 239 include rt305x-legacy.mk
 240 endif
 241
 242 ifeq ($(SUBTARGET),rt3883)
 243 include rt3883.mk
 244 endif
 245
 246 ifeq ($(SUBTARGET),mt7620)
 247 include mt7620.mk
 248 endif
 249
 250 ifeq ($(SUBTARGET),mt7621)
 251 include mt7621.mk
 252 endif
 253
 254 ifeq ($(SUBTARGET),mt76x8)
 255 include mt76x8.mk
 256 endif
 257
 258 ifdef LEGACY_DEVICES
 259 #
 260 # Generic Targets - only needed for legacy image building code
 261 #
 262 define Image/BuildKernel
 263         cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(VMLINUX).elf
 264         cp $(KDIR)/vmlinux $(BIN_DIR)/$(VMLINUX).bin
 265         $(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
 266         $(call MkImage,lzma,$(KDIR)/vmlinux.bin.lzma,$(KDIR)/uImage.lzma)
 267         cp $(KDIR)/uImage.lzma $(BIN_DIR)/$(UIMAGE).bin
 268 endef
 269
 270 define Image/BuildKernel/Initramfs
 271         cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(VMLINUX)-initramfs.elf
 272         cp $(KDIR)/vmlinux-initramfs $(BIN_DIR)/$(VMLINUX)-initramfs.bin
 273         $(call CompressLzma,$(KDIR)/vmlinux-initramfs,$(KDIR)/vmlinux-initramfs.bin.lzma)
 274         $(call MkImage,lzma,$(KDIR)/vmlinux-initramfs.bin.lzma,$(KDIR)/uImage-initramfs.lzma)
 275         cp $(KDIR)/uImage-initramfs.lzma $(BIN_DIR)/$(UIMAGE)-initramfs.bin
 276         $(call Image/Build/Initramfs)
 277 endef
 278
 279 define Image/Build
 280         $(call Image/Build/$(1))
 281         dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=128k conv=sync
 282 endef
 283
 284 define Image/Build/Profile
 285         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/Build/Profile/$(1),initramfs))
 286         $(call Image/Build/Profile/$(1),$(2))
 287 endef
 288
 289 endif
 290
 291 $(eval $(call BuildImage))