1# 2# Copyright (C) 2008-2015 OpenWrt.org 3# 4# This is free software, licensed under the GNU General Public License v2. 5# See /LICENSE for more information. 6# 7 8### DO NOT INDENT LINES CONTAINING $(call xyz) AS THIS MAY CHANGE THE CONTEXT 9### OF THE FIRST LINE IN THE CALLED VARIABLE (NOTE: variable!) 10### see http://www.gnu.org/software/make/manual/html_node/Call-Function.html#Call-Function 11### ACTUALLY IT IS A SIMPLE MACRO EXPANSION 12 13### use round brackets for make variables, and curly brackets for shell variables 14 15 16## Kernel mtd partition size in KiB 17KERNEL_MTD_SIZE:=1280 18 19# Netgear WNR854T: erase size is 128KiB = 0x00020000 = 131072 20ERASE_SIZE_128K:=128 21 22# Linksys WRT350N v2: erase size is 64KiB = 0x00010000 = 65536 23ERASE_SIZE_64K:=64 24 25# define JFFS2 sizes for include/image.mk 26JFFS2_BLOCKSIZE:=64k 128k 27 28 29### 30### Image/BuildKernel 31### 32 33define Image/BuildKernel 34### Dummy comment for indented calls of Image/BuildKernel 35 36 ## Netgear WN802T: mach id 3306 (0x0cea) 37$(call Image/BuildKernel/ARM/zImage,wn802t,"\x0c\x1c\xa0\xe3\xea\x10\x81\xe3") 38$(call Image/BuildKernel/ARM/uImage,wn802t) 39ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) 40$(call Image/BuildKernel/ARM/zImage,wn802t,"\x0c\x1c\xa0\xe3\xea\x10\x81\xe3",-initramfs) 41$(call Image/BuildKernel/ARM/uImage,wn802t,-initramfs) 42endif 43 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) # nothing more to do for a ramdisk build 44$(call Image/BuildKernel/JFFS2uImage,wn802t,$(ERASE_SIZE_64K),uImage) 45$(call Image/Default/FileSizeCheck,$(KDIR)/wn802t-uImage.jffs2,$(shell expr $(KERNEL_MTD_SIZE) \* 1024)) 46 endif 47 48 ## Netgear WNR854T: mach id 1801 (0x0709) 49$(call Image/BuildKernel/ARM/zImage,wnr854t,"\x07\x1c\xa0\xe3\x09\x10\x81\xe3") 50$(call Image/BuildKernel/ARM/uImage,wnr854t) 51ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) 52$(call Image/BuildKernel/ARM/zImage,wnr854t,"\x07\x1c\xa0\xe3\x09\x10\x81\xe3",-initramfs) 53$(call Image/BuildKernel/ARM/uImage,wnr854t,-initramfs) 54endif 55 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) # nothing more to do for a ramdisk build 56$(call Image/BuildKernel/JFFS2uImage,wnr854t,$(ERASE_SIZE_128K),uImage) 57$(call Image/Default/FileSizeCheck,$(KDIR)/wnr854t-uImage.jffs2,$(shell expr $(KERNEL_MTD_SIZE) \* 1024)) 58 endif 59 60 ## Linksys WRT350N v2: mach id 1633 (0x0661) 61$(call Image/BuildKernel/ARM/zImage,wrt350nv2,"\x06\x1c\xa0\xe3\x61\x10\x81\xe3") 62$(call Image/BuildKernel/ARM/uImage,wrt350nv2) 63ifeq ($($CONFIG_TARGET_ROOTFS_INITRAMFS),y) 64$(call Image/BuildKernel/ARM/zImage,wrt350nv2,"\x06\x1c\xa0\xe3\x61\x10\x81\xe3",-initramfs) 65$(call Image/BuildKernel/ARM/uImage,wrt350nv2-initramfs) 66endif 67 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) # nothing more to do for a ramdisk build 68$(call Image/Default/FileSizeCheck,$(KDIR)/wrt350nv2-uImage,$(shell expr $(KERNEL_MTD_SIZE) \* 1024)) 69 endif 70endef 71 72define Image/BuildKernel/ARM/zImage 73 # merge machine id and regular zImage into one file 74 # parameters: 1 = machine name, 2 = machine id as string in quotes 75 # $(BOARD) kernel zImage for $(1) 76 echo -en $(2) > '$(KDIR)/$(1)-zImage$(3)' 77 cat '$(KDIR)/zImage$(3)' >> '$(KDIR)/$(1)-zImage$(3)' 78endef 79 80define Image/BuildKernel/ARM/uImage 81 # create uImage from zImage 82 # parameters: 1 = machine name 83 # $(BOARD) kernel uImage for $(1) 84 '$(STAGING_DIR_HOST)/bin/mkimage' -A arm -O linux -T kernel \ 85 -C none -a 0x00008000 -e 0x00008000 -n 'Linux-$(LINUX_VERSION)' \ 86 -d '$(KDIR)/$(1)-zImage$(2)' '$(KDIR)/$(1)-uImage$(2)' 87 ifeq ($(2),-initramfs) # only copy uImage for ramdisk build 88 cp '$(KDIR)/$(1)-uImage-initramfs' '$(BIN_DIR)/openwrt-$(1)-uImage-initramfs' 89 endif 90endef 91 92define Image/BuildKernel/JFFS2uImage 93 # create JFFS2 partition with uImage file (result is already padded to erase size) 94 # parameters: 1 = machine name, 2 = erase size in KiB, 3 = uImage file name 95 # $(BOARD) kernel uImage for $(1) in JFFS2-$(2)k partition 96 rm -rf '$(TMP_DIR)/$(1)_jffs2_uimage' 97 mkdir '$(TMP_DIR)/$(1)_jffs2_uimage' 98 cp '$(KDIR)/$(1)-uImage' '$(TMP_DIR)/$(1)_jffs2_uimage/$(3)' 99 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 --compression-mode=none --pad --little-endian --squash -e $(2)KiB -o '$(KDIR)/$(1)-uImage.jffs2' -d '$(TMP_DIR)/$(1)_jffs2_uimage' 100 rm -rf '$(TMP_DIR)/$(1)_jffs2_uimage' 101endef 102 103define Image/Default/FileSizeCheck 104 # parameters: 1 = file path, 2 = maximum size in bytes 105 [ `stat -c %s '$(1)'` -le $(2) ] || { echo ' ERROR: $(1) too big (> $(2) bytes)'; exit 1; } 106endef 107 108 109### 110### Image/Build 111### 112 113define Image/Build 114### Dummy comment for indented calls of Image/Build with $(1) 115 116 ## Prepare rootfs 117$(call Image/Build/$(1),$(1)) 118 119 ## Netgear WN802T 120$(call Image/Build/Default,$(1),wn802t,$(ERASE_SIZE_64K),$(KERNEL_MTD_SIZE),.jffs2,NG_WN802T) 121 122 ## Netgear WNR854T 123$(call Image/Build/Default,$(1),wnr854t,$(ERASE_SIZE_128K),$(KERNEL_MTD_SIZE),.jffs2,NG_WNR854T) 124 125 ## Linksys WRT350N v2 126$(call Image/Build/Linksys/wrt350nv2,$(1),wrt350nv2,$(ERASE_SIZE_64K),$(KERNEL_MTD_SIZE),) 127endef 128 129define Image/Build/squashfs 130$(call prepare_generic_squashfs,$(KDIR)/root.squashfs) 131endef 132 133## generate defines for all JFFS2 block sizes 134define Image/Build/jffs2/sub 135 $(eval define Image/Build/jffs2-$(1) 136 cp '$$(KDIR)/root.jffs2-$(1)' '$$(BIN_DIR)/$$(IMG_PREFIX)-root.jffs2-$(1)' 137 endef) 138endef 139 140$(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/Build/jffs2/sub,$(SZ))) 141 142define Image/Build/Default 143 # parameters: 1 = rootfs type, 2 = machine name, 3 = erase size in KiB, 4 = kernel mtd size in KiB, 5 = kernel file suffix, 6 = header 144 ifeq ($(findstring jffs2-,$(1)),jffs2-) # JFFS2: build only image fitting to erase size 145 ifeq ($(1),jffs2-$(3)k) 146$(call Image/Build/Default/sysupgrade,$(1),$(2),$(4),$(5)) 147$(call Image/Build/Default/factory,$(1),$(2),$(6)) 148 endif 149 else 150 ifeq ($(1),ext4) # EXT4: ignore 151 # do nothing 152 else # do all other images 153$(call Image/Build/Default/sysupgrade,$(1),$(2),$(4),$(5)) 154$(call Image/Build/Default/factory,$(1),$(2),$(6)) 155 endif 156 endif 157endef 158 159define Image/Build/Default/sysupgrade 160 # parameters: 1 = rootfs type, 2 = machine name, 3 = pad size in KiB (kernel mtd size or erase size), 4 = kernel file suffix 161 # $(BOARD) $(1) sysupgrade image for $(2) 162 ( \ 163 dd if='$(KDIR)/$(2)-uImage$(4)' bs=$(3)k conv=sync; \ 164 dd if='$(KDIR)/root.$(1)'; \ 165 ) > '$(BIN_DIR)/openwrt-$(2)-$(1)-sysupgrade.img' 166endef 167 168define Image/Build/Default/factory 169 # parameters: 1 = rootfs type, 2 = machine name, 3 = header 170 # $(BOARD) $(1) factory upgrade image for $(2) 171 '$(STAGING_DIR_HOST)/bin/add_header' $(3) '$(BIN_DIR)/openwrt-$(2)-$(1)-sysupgrade.img' '$(BIN_DIR)/openwrt-$(2)-$(1)-factory.img' 172endef 173 174## 175## Image/Build/Linksys 176## 177 178define Image/Build/Linksys/wrt350nv2 179 # parameters: 1 = rootfs type, 2 = machine name, 3 = erase size in KiB, 4 = kernel mtd size in KiB, 5 = kernel file suffix 180 ifeq ($(findstring jffs2-,$(1)),jffs2-) # JFFS2: build only image fitting to erase size 181 ifeq ($(1),jffs2-$(3)k) 182$(call Image/Build/Default/sysupgrade,$(1),$(2),$(4),$(5)) 183$(call Image/Build/Linksys/wrt350nv2-builder,$(1),$(2)) 184 endif 185 else 186 ifeq ($(1),ext4) # EXT4: ignore 187 # do nothing 188 else # do all other images 189$(call Image/Build/Default/sysupgrade,$(1),$(2),$(4),$(5)) 190$(call Image/Build/Linksys/wrt350nv2-builder,$(1),$(2)) 191 endif 192 endif 193endef 194 195define Image/Build/Linksys/wrt350nv2-builder 196 # parameters: 1 = rootfs type, 2 = machine name 197 # $(BOARD) $(1) factory and recovery image for $(2) via wrt350nv2-builder 198 rm -rf '$(TMP_DIR)/$(2)_factory' 199 mkdir '$(TMP_DIR)/$(2)_factory' 200 # create parameter file 201 echo ':image 0 $(BIN_DIR)/openwrt-$(2)-$(1)-sysupgrade.img' > '$(TMP_DIR)/$(2)_factory/$(2).par' 202 [ ! -f '$(STAGING_DIR_HOST)/share/wrt350nv2-builder/u-boot.bin' ] || ( \ 203 echo ':u-boot 0 $(STAGING_DIR_HOST)/share/wrt350nv2-builder/u-boot.bin' >> '$(TMP_DIR)/$(2)_factory/$(2).par'; \ 204 ) 205 echo '#version 0x2020' >> '$(TMP_DIR)/$(2)_factory/$(2).par' 206 # create bin file for recovery and factory image 207 ( \ 208 cd '$(TMP_DIR)/$(2)_factory'; \ 209 '$(STAGING_DIR_HOST)/bin/wrt350nv2-builder' -b '$(TMP_DIR)/$(2)_factory/$(2).par'; \ 210 ) 211 # copy bin file as recovery image 212 $(CP) '$(TMP_DIR)/$(2)_factory/wrt350n.bin' '$(BIN_DIR)/openwrt-$(2)-$(1)-recovery.bin' 213 # create factory image for stock firmware update mechanism 214 ( \ 215 cd '$(TMP_DIR)/$(2)_factory'; \ 216 zip 'wrt350n.zip' 'wrt350n.bin'; \ 217 ) 218 '$(STAGING_DIR_HOST)/bin/wrt350nv2-builder' -z '$(TMP_DIR)/$(2)_factory/wrt350n.zip' '$(BIN_DIR)/openwrt-$(2)-$(1)-factory.img' 219 rm -rf '$(TMP_DIR)/$(2)_factory' 220endef 221 222 223### 224### Image/PreReq 225### 226 227## Dependency for WRT350N v2 factory image 228$(eval $(call RequireCommand,zip, \ 229 Please install zip. \ 230)) 231