target/linux/bmips/image/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 include $(TOPDIR)/rules.mk
   4 include $(INCLUDE_DIR)/image.mk
   5
   6 KERNEL_LOADADDR := 0x80010000           # RAM start + 64K
   7 LOADER_ENTRY := 0x80a00000              # RAM start + 10M, for relocate
   8 LZMA_TEXT_START := 0x81800000           # RAM start + 24M
   9
  10 DEVICE_VARS += CHIP_ID DEVICE_LOADADDR
  11
  12 define Build/Compile
  13         rm -rf $(KDIR)/relocate
  14         $(CP) ../../generic/image/relocate $(KDIR)
  15         $(MAKE) -C $(KDIR)/relocate \
  16                 CACHELINE_SIZE=16 \
  17                 CROSS_COMPILE=$(TARGET_CROSS) \
  18                 KERNEL_ADDR=$(KERNEL_LOADADDR) \
  19                 LZMA_TEXT_START=$(LOADER_ENTRY)
  20 endef
  21
  22 ### Kernel scripts ###
  23 define Build/loader-lzma
  24         @rm -rf $@.src
  25         $(MAKE) -C lzma-loader \
  26                 CHIP_ID=$(CHIP_ID) \
  27                 KERNEL_ADDR=$(KERNEL_LOADADDR) \
  28                 KDIR=$(KDIR) \
  29                 LOADER_ADDR=$(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY)) \
  30                 LOADER_DATA="$@" \
  31                 LOADER_NAME="$(notdir $@)" \
  32                 LZMA_TEXT_START=$(LZMA_TEXT_START) \
  33                 PKG_BUILD_DIR="$@.src" \
  34                 TARGET_DIR="$(dir $@)" \
  35                 compile loader.$(1)
  36         @mv "$@.$(1)" "$@"
  37         @rm -rf $@.src
  38 endef
  39
  40 define Build/lzma-cfe
  41         # CFE is a LZMA nazi! It took me hours to find out the parameters!
  42         # Also I think lzma has a bug cause it generates different output depending on
  43         # if you use stdin / stdout or not. Use files instead of stdio here, cause
  44         # otherwise CFE will complain and not boot the image.
  45         $(call Build/lzma-no-dict,-d22 -fb64 -a1)
  46         # Strip out the length, CFE doesn't like this
  47         dd if=$@ of=$@.new bs=5 count=1
  48         dd if=$@ of=$@.new ibs=13 obs=5 skip=1 seek=1 conv=notrunc
  49         @mv $@.new $@
  50 endef
  51
  52 define Build/relocate-kernel
  53         # CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
  54         # kernel might get larger than that, so let CFE unpack and load at a
  55         # higher address and make the kernel relocate itself to the expected
  56         # location.
  57         ( \
  58                 dd if=$(KDIR)/relocate/loader.bin bs=32 conv=sync && \
  59                 perl -e '@s = stat("$@"); print pack("N", @s[7])' && \
  60                 cat $@ \
  61         ) > $@.relocate
  62         @mv $@.relocate $@
  63 endef
  64
  65 ### Image scripts ###
  66 define rootfspad/jffs2-128k
  67 --align-rootfs
  68 endef
  69 define rootfspad/jffs2-64k
  70 --align-rootfs
  71 endef
  72 define rootfspad/squashfs
  73 endef
  74
  75 define Image/FileSystemStrip
  76 $(firstword $(subst +,$(space),$(subst root.,,$(notdir $(1)))))
  77 endef
  78
  79 define Build/cfe-bin
  80         $(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
  81                 --output $@ --boardid $(CFE_BOARD_ID) --chipid $(CHIP_ID) \
  82                 --entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
  83                 --info1 "$(call ModelNameLimit16,$(DEVICE_NAME))" \
  84                 --info2 "$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
  85                 $(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
  86                 $(CFE_EXTRAS) $(1)
  87 endef
  88
  89 define Build/cfe-jffs2
  90         $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
  91                 --big-endian \
  92                 --pad \
  93                 --no-cleanmarkers \
  94                 --eraseblock=$(patsubst %k,%KiB,$(BLOCKSIZE)) \
  95                 --root=$(1) \
  96                 --output=$@ \
  97                 --compression-mode=none
  98
  99         $(call Build/pad-to,$(BLOCKSIZE))
 100 endef
 101
 102 define Build/cfe-jffs2-cferam
 103         mv $@ $@.kernel
 104
 105         rm -rf $@-cferam
 106         mkdir -p $@-cferam
 107
 108         # CFE ROM checks JFFS2 dirent version of cferam.
 109         # If version is not > 0 it will ignore the fs entry.
 110         # JFFS2 sets version 0 to the first fs entry and increments
 111         # it on the following ones, so let's create a dummy file that
 112         # will have version 0 and let cferam be the second (version 1).
 113         touch $@-cferam/1-openwrt
 114         # Add cferam as the last file in the JFFS2 partition
 115         cp $(KDIR)/bcm63xx-cfe/$(CFE_RAM_FILE) $@-cferam/$(CFE_RAM_JFFS2_NAME)
 116
 117         # The JFFS2 partition creation should result in the following
 118         # layout:
 119         # 1) 1-openwrt (version 0, ino 2)
 120         # 2) cferam.000 (version 1, ino 3)
 121         $(call Build/cfe-jffs2,$@-cferam)
 122
 123         # Some devices need padding between CFE RAM and kernel
 124         $(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD)))
 125
 126         # Add CFE partition tag
 127         $(if $(CFE_PART_ID),$(call Build/cfe-part-tag))
 128
 129         # Append kernel
 130         dd if=$@.kernel >> $@
 131         rm -f $@.kernel
 132 endef
 133
 134 define Build/cfe-jffs2-kernel
 135         rm -rf $@-kernel
 136         mkdir -p $@-kernel
 137
 138         # CFE RAM checks JFFS2 dirent version of vmlinux.
 139         # If version is not > 0 it will ignore the fs entry.
 140         # JFFS2 sets version 0 to the first fs entry and increments
 141         # it on the following ones, so let's create a dummy file that
 142         # will have version 0 and let cferam be the second (version 1).
 143         touch $@-kernel/1-openwrt
 144         # vmlinux is located on a different JFFS2 partition, but CFE RAM
 145         # ignores it, so let's create another dummy file that will match
 146         # the JFFS2 ino of cferam entry on the first JFFS2 partition.
 147         # CFE RAM won't be able to find vmlinux if cferam has the same
 148         # ino as vmlinux.
 149         touch $@-kernel/2-openwrt
 150         # Add vmlinux as the last file in the JFFS2 partition
 151         $(TOPDIR)/scripts/cfe-bin-header.py \
 152                 --input-file $@ \
 153                 --output-file $@-kernel/vmlinux.lz \
 154                 --load-addr $(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY)) \
 155                 --entry-addr $(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY))
 156
 157         # The JFFS2 partition creation should result in the following
 158         # layout:
 159         # 1) 1-openwrt (version 0, ino 2)
 160         # 2) 2-openwrt (version 1, ino 3)
 161         # 3) vmlinux.lz (version 2, ino 4)
 162         $(call Build/cfe-jffs2,$@-kernel)
 163 endef
 164
 165 define Build/cfe-part-tag
 166         mv $@ $@.part
 167
 168         $(TOPDIR)/scripts/cfe-partition-tag.py \
 169                 --input-file $@.part \
 170                 --output-file $@ \
 171                 --flags $(CFE_PART_FLAGS) \
 172                 --id $(CFE_PART_ID) \
 173                 --name $(VERSION_CODE) \
 174                 --version $(DEVICE_NAME)
 175
 176         $(call Build/pad-to,$(BLOCKSIZE))
 177
 178         dd if=$@.part >> $@
 179 endef
 180
 181 define Build/cfe-sercomm-crypto
 182         $(TOPDIR)/scripts/sercomm-crypto.py \
 183                 --input-file $@ \
 184                 --key-file $@.key \
 185                 --output-file $@.ser \
 186                 --version OpenWrt
 187         $(STAGING_DIR_HOST)/bin/openssl enc -md md5 -aes-256-cbc \
 188                 -in $@ -out $@.enc \
 189                 -K `cat $@.key` \
 190                 -iv 00000000000000000000000000000000
 191         dd if=$@.enc >> $@.ser
 192         mv $@.ser $@
 193         rm -f $@.enc $@.key
 194 endef
 195
 196 define Build/cfe-sercomm-load
 197         $(TOPDIR)/scripts/sercomm-payload.py \
 198                 --input-file $@ \
 199                 --output-file $@.new \
 200                 --pid "$(SERCOMM_PID)"
 201
 202         mv $@.new $@
 203 endef
 204
 205 define Build/cfe-sercomm-part
 206         $(TOPDIR)/scripts/sercomm-partition-tag.py \
 207                 --input-file $@ \
 208                 --output-file $@.kernel_rootfs \
 209                 --part-name kernel_rootfs \
 210                 --part-version OpenWrt \
 211                 --rootfs-version $(SERCOMM_FSVER)
 212
 213         rm -rf $@-rootfs_lib
 214         mkdir -p $@-rootfs_lib
 215         echo $(SERCOMM_FSVER) > $@-rootfs_lib/lib_ver
 216         $(call Build/cfe-jffs2,$@-rootfs_lib)
 217         $(call Build/pad-to,$(BLOCKSIZE))
 218         $(TOPDIR)/scripts/sercomm-partition-tag.py \
 219                 --input-file $@ \
 220                 --output-file $@.rootfs_lib \
 221                 --part-name rootfs_lib \
 222                 --part-version $(SERCOMM_FSVER)
 223
 224         mv $@.kernel_rootfs $@
 225         dd if=$@.rootfs_lib >> $@
 226 endef
 227
 228 define Build/cfe-wfi-tag
 229         $(TOPDIR)/scripts/cfe-wfi-tag.py \
 230                 --input-file $@ \
 231                 --output-file $@.new \
 232                 --version $(if $(1),$(1),$(CFE_WFI_VERSION)) \
 233                 --chip-id $(CFE_WFI_CHIP_ID) \
 234                 --flash-type $(CFE_WFI_FLASH_TYPE) \
 235                 $(if $(CFE_WFI_FLAGS),--flags $(CFE_WFI_FLAGS))
 236         mv $@.new $@
 237 endef
 238
 239 ### Device scripts ###
 240 define Device/Default
 241   PROFILES = Default $$(DEVICE_NAME)
 242   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
 243   DEVICE_DTS_DIR := ../dts
 244   CHIP_ID :=
 245   SOC = bcm$$(CHIP_ID)
 246   DEVICE_DTS = $$(SOC)-$(subst _,-,$(1))
 247   DEVICE_LOADADDR :=
 248 endef
 249
 250 ATH9K_PACKAGES := kmod-ath9k wpad-basic-mbedtls
 251 B43_PACKAGES := kmod-b43 wpad-basic-mbedtls
 252 USB1_PACKAGES := kmod-usb-ohci kmod-ledtrig-usbdev
 253 USB2_PACKAGES := $(USB1_PACKAGES) kmod-usb2
 254
 255 include bcm63xx_$(SUBTARGET).mk
 256
 257 $(eval $(call BuildImage))