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Openwrt/target/linux/bcm63xx/image/Makefile
Álvaro Fernández Rojas c27532742d bcm63xx: limit name metadata to model name 
Since there are only 16 characters available, on most cases the vendor name
will fit in the metadata, but the model name won't fit.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-02-22 18:29:44 +01:00

324 lines
9.4 KiB
Makefile
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# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2006-2015 OpenWrt.org
# Copyright (C) 2016 LEDE project
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
KERNEL_LOADADDR = 0x80010000 # RAM start + 64K
LOADER_ENTRY = 0x80a00000 # RAM start + 10M, for relocate
RAMSIZE = 0x02000000 # 32MB
LZMA_TEXT_START = 0x81800000 # 32MB - 8MB
RELOCATE_MAKEOPTS= \
CACHELINE_SIZE=16 \
KERNEL_ADDR=$(KERNEL_LOADADDR) \
CROSS_COMPILE=$(TARGET_CROSS) \
LZMA_TEXT_START=$(LOADER_ENTRY)
define Build/Compile
rm -rf $(KDIR)/relocate
$(CP) ../../generic/image/relocate $(KDIR)
$(MAKE) -C $(KDIR)/relocate $(RELOCATE_MAKEOPTS)
endef
### Kernel scripts ###
define Build/hcs-initramfs
$(STAGING_DIR_HOST)/bin/hcsmakeimage --magic_bytes=$(HCS_MAGIC_BYTES) \
--rev_maj=$(HCS_REV_MAJ) --rev_min=$(HCS_REV_MIN) --input_file=$@ \
--output_file=$@.hcs --ldaddress=$(KERNEL_LOADADDR)
mv $@.hcs $@
endef
define Build/loader-lzma
rm -rf $@.src
$(MAKE) -C lzma-loader \
KDIR=$(KDIR) \
LOADER_ADDR=$(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY)) \
KERNEL_ADDR=$(KERNEL_LOADADDR) \
RAMSIZE=$(RAMSIZE) \
LZMA_TEXT_START=$(LZMA_TEXT_START) \
CHIP_ID=$(CHIP_ID) \
PKG_BUILD_DIR="$@.src" \
TARGET_DIR="$(dir $@)" \
LOADER_DATA="$@" \
LOADER_NAME="$(notdir $@)" \
compile loader.$(1)
mv "$@.$(1)" "$@"
rm -rf $@.src
endef
define Build/lzma-cfe
# CFE is a LZMA nazi! It took me hours to find out the parameters!
# Also I think lzma has a bug cause it generates different output depending on
# if you use stdin / stdout or not. Use files instead of stdio here, cause
# otherwise CFE will complain and not boot the image.
$(call Build/lzma-no-dict,-d22 -fb64 -a1)
# Strip out the length, CFE doesn't like this
dd if=$@ of=$@.new bs=5 count=1
dd if=$@ of=$@.new ibs=13 obs=5 skip=1 seek=1 conv=notrunc
mv $@.new $@
endef
define Build/relocate-kernel
# CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
# kernel might get larger than that, so let CFE unpack and load at a
# higher address and make the kernel relocate itself to the expected
# location.
( \
dd if=$(KDIR)/relocate/loader.bin bs=32 conv=sync && \
perl -e '@s = stat("$@"); print pack("N", @s[7])' && \
cat $@ \
) > $@.relocate
mv $@.relocate $@
endef
### Image scripts ###
define rootfspad/jffs2-128k
--align-rootfs
endef
define rootfspad/jffs2-64k
--align-rootfs
endef
define rootfspad/squashfs
endef
define Image/FileSystemStrip
$(firstword $(subst +,$(space),$(subst root.,,$(notdir $(1)))))
endef
define Build/cfe-bin
$(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
--output $@ --boardid $(CFE_BOARD_ID) --chipid $(CHIP_ID) \
--entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
--info1 "$(call ModelNameLimit16,$(DEVICE_NAME))" \
--info2 "$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
$(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
$(CFE_EXTRAS) $(1)
endef
define Build/cfe-jffs2
$(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
--big-endian \
--pad \
--no-cleanmarkers \
--eraseblock=$(patsubst %k,%KiB,$(BLOCKSIZE)) \
--root=$(1) \
--output=$@ \
--compression-mode=none
$(call Build/pad-to,$(BLOCKSIZE))
endef
define Build/cfe-jffs2-cferam
mv $@ $@.kernel
rm -rf $@-cferam
mkdir -p $@-cferam
# CFE ROM checks JFFS2 dirent version of cferam.
# If version is not > 0 it will ignore the fs entry.
# JFFS2 sets version 0 to the first fs entry and increments
# it on the following ones, so let's create a dummy file that
# will have version 0 and let cferam be the second (version 1).
touch $@-cferam/1-openwrt
# Add cferam as the last file in the JFFS2 partition
cp $(KDIR)/bcm63xx-cfe/$(CFE_RAM_FILE) $@-cferam/$(CFE_RAM_JFFS2_NAME)
# The JFFS2 partition creation should result in the following
# layout:
# 1) 1-openwrt (version 0, ino 2)
# 2) cferam.000 (version 1, ino 3)
$(call Build/cfe-jffs2,$@-cferam)
# Some devices need padding between CFE RAM and kernel
$(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD)))
# Add CFE partition tag
$(if $(CFE_PART_ID),$(call Build/cfe-part-tag))
# Append kernel
dd if=$@.kernel >> $@
rm -f $@.kernel
endef
define Build/cfe-jffs2-kernel
rm -rf $@-kernel
mkdir -p $@-kernel
# CFE RAM checks JFFS2 dirent version of vmlinux.
# If version is not > 0 it will ignore the fs entry.
# JFFS2 sets version 0 to the first fs entry and increments
# it on the following ones, so let's create a dummy file that
# will have version 0 and let cferam be the second (version 1).
touch $@-kernel/1-openwrt
# vmlinux is located on a different JFFS2 partition, but CFE RAM
# ignores it, so let's create another dummy file that will match
# the JFFS2 ino of cferam entry on the first JFFS2 partition.
# CFE RAM won't be able to find vmlinux if cferam has the same
# ino as vmlinux.
touch $@-kernel/2-openwrt
# Add vmlinux as the last file in the JFFS2 partition
$(TOPDIR)/scripts/cfe-bin-header.py \
--input-file $@ \
--output-file $@-kernel/vmlinux.lz \
--load-addr $(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY)) \
--entry-addr $(if $(DEVICE_LOADADDR),$(DEVICE_LOADADDR),$(LOADER_ENTRY))
# The JFFS2 partition creation should result in the following
# layout:
# 1) 1-openwrt (version 0, ino 2)
# 2) 2-openwrt (version 1, ino 3)
# 3) vmlinux.lz (version 2, ino 4)
$(call Build/cfe-jffs2,$@-kernel)
endef
define Build/cfe-part-tag
mv $@ $@.part
$(TOPDIR)/scripts/cfe-partition-tag.py \
--input-file $@.part \
--output-file $@ \
--flags $(CFE_PART_FLAGS) \
--id $(CFE_PART_ID) \
--name $(VERSION_CODE) \
--version $(DEVICE_NAME)
$(call Build/pad-to,$(BLOCKSIZE))
dd if=$@.part >> $@
endef
define Build/cfe-sercomm-part
$(TOPDIR)/scripts/sercomm-partition-tag.py \
--input-file $@ \
--output-file $@.kernel_rootfs \
--part-name kernel_rootfs \
--part-version OpenWrt \
--rootfs-version $(SERCOMM_VERSION)
rm -rf $@-rootfs_lib
mkdir -p $@-rootfs_lib
echo $(SERCOMM_VERSION) > $@-rootfs_lib/lib_ver
$(call Build/cfe-jffs2,$@-rootfs_lib)
$(call Build/pad-to,$(BLOCKSIZE))
$(TOPDIR)/scripts/sercomm-partition-tag.py \
--input-file $@ \
--output-file $@.rootfs_lib \
--part-name rootfs_lib \
--part-version $(SERCOMM_VERSION)
mv $@.kernel_rootfs $@
dd if=$@.rootfs_lib >> $@
endef
define Build/cfe-sercomm-load
$(TOPDIR)/scripts/sercomm-payload.py \
--input-file $@ \
--output-file $@.new \
--pid "$(SERCOMM_PID)"
mv $@.new $@
endef
define Build/cfe-sercomm-crypto
$(TOPDIR)/scripts/sercomm-crypto.py \
--input-file $@ \
--key-file $@.key \
--output-file $@.ser \
--version OpenWrt
$(STAGING_DIR_HOST)/bin/openssl enc -md md5 -aes-256-cbc \
-in $@ -out $@.enc \
-K `cat $@.key` \
-iv 00000000000000000000000000000000
dd if=$@.enc >> $@.ser
mv $@.ser $@
rm -f $@.enc $@.key
endef
define Build/cfe-old-bin
$(TOPDIR)/scripts/brcmImage.pl -t -p \
-o $@ -b $(CFE_BOARD_ID) -c $(CHIP_ID) \
-e $(LOADER_ENTRY) -a $(LOADER_ENTRY) \
-k $(IMAGE_KERNEL) -r $(IMAGE_ROOTFS) \
$(CFE_EXTRAS)
endef
define Build/cfe-spw303v-bin
$(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
--output $@ --boardid $(CFE_BOARD_ID) --chipid $(CHIP_ID) \
--entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
$(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
$(CFE_EXTRAS) $(1)
endef
define Build/cfe-wfi-tag
$(TOPDIR)/scripts/cfe-wfi-tag.py \
--input-file $@ \
--output-file $@.new \
--version $(if $(1),$(1),$(CFE_WFI_VERSION)) \
--chip-id $(CFE_WFI_CHIP_ID) \
--flash-type $(CFE_WFI_FLASH_TYPE) \
$(if $(CFE_WFI_FLAGS),--flags $(CFE_WFI_FLAGS))
mv $@.new $@
endef
define Build/spw303v-bin
$(STAGING_DIR_HOST)/bin/spw303v -i $@ -o $@.spw303v
mv $@.spw303v $@
endef
define Build/zyxel-bin
$(STAGING_DIR_HOST)/bin/zyxbcm -i $@ -o $@.zyxel
mv $@.zyxel $@
endef
define Build/redboot-bin
# Prepare kernel and rootfs
dd if=$(IMAGE_KERNEL) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz bs=65536 conv=sync
dd if=$(IMAGE_ROOTFS) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) bs=64k conv=sync
echo -ne \\xDE\\xAD\\xC0\\xDE >> $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))
# Generate the scripted image
$(TOPDIR)/scripts/redboot-script.pl \
-k $(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz \
-r $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) \
-a $(strip $(LOADER_ENTRY)) -f 0xbe430000 -l 0x7c0000 \
-s 0x1000 -t 20 -o $@.redbootscript
dd if="$@.redbootscript" of="$@.redbootscript.padded" bs=4096 conv=sync
cat \
"$@.redbootscript.padded" \
"$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
"$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
> "$@"
endef
define Device/Default
PROFILES = Default $$(DEVICE_NAME)
KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
KERNEL_INITRAMFS_SUFFIX := .elf
DEVICE_DTS_DIR := ../dts
CHIP_ID :=
SOC = bcm$$(CHIP_ID)
DEVICE_DTS = $$(SOC)-$(subst _,-,$(1))
DEVICE_LOADADDR :=
endef
DEVICE_VARS += CHIP_ID DEVICE_LOADADDR
ATH5K_PACKAGES := kmod-ath5k wpad-basic-wolfssl
ATH9K_PACKAGES := kmod-ath9k wpad-basic-wolfssl
B43_PACKAGES := kmod-b43 wpad-basic-wolfssl
BRCMWL_PACKAGES := kmod-brcm-wl nas wlc
RT28_PACKAGES := kmod-rt2800-pci wpad-basic-wolfssl
RT61_PACKAGES := kmod-rt61-pci wpad-basic-wolfssl
USB1_PACKAGES := kmod-usb-ohci kmod-usb-ledtrig-usbport
USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
include bcm63xx.mk
ifeq ($(SUBTARGET),smp)
include bcm63xx_nand.mk
endif
$(eval $(call BuildImage))
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