From 7a6a6464971c69fa1026aeaf8fad5c79250230e9 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 10 Jan 2007 21:52:28 +0000
Subject: [PATCH] Add initial version of the new Image Builder It's still a bit
 rough in a few places, but it seems to work for Broadcom at least - other
 targets untested.

SVN-Revision: 6071
---
 Config.in                                |   1 +
 include/image.mk                         |  23 +++-
 include/target.mk                        |   5 +
 target/Makefile                          |  14 ++-
 target/imagebuilder/Config.in            |  10 ++
 target/imagebuilder/Makefile             |  46 +++++++
 target/imagebuilder/files/Makefile       | 147 +++++++++++++++++++++++
 target/linux/atheros-2.6/image/Makefile  |   6 +-
 target/linux/ixp4xx-2.6/image/Makefile   |   3 +-
 target/linux/magicbox-2.6/image/Makefile |   5 +-
 target/linux/rb532-2.6/image/Makefile    |   8 +-
 target/linux/rdc-2.6/image/Makefile      |   3 +-
 target/linux/uml-2.6/image/Makefile      |   6 +-
 target/linux/x86-2.6/image/Makefile      |   6 +-
 14 files changed, 263 insertions(+), 20 deletions(-)
 create mode 100644 target/imagebuilder/Config.in
 create mode 100644 target/imagebuilder/Makefile
 create mode 100644 target/imagebuilder/files/Makefile

diff --git a/Config.in b/Config.in
index 18555a4325..2efd1ce25d 100644
--- a/Config.in
+++ b/Config.in
@@ -59,6 +59,7 @@ config SOURCE_FEEDS
 		Separate sources with spaces : " "
 
 source "toolchain/Config.in"
+source "target/imagebuilder/Config.in"
 source "target/sdk/Config.in"
 
 menu "Target Images"
diff --git a/include/image.mk b/include/image.mk
index 702434ec86..4f638f0260 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -77,10 +77,15 @@ endef
 define BuildImage
 download:
 prepare:
-compile: compile-targets
+ifneq ($(IB),1)
+  compile: compile-targets
 	$(call Build/Compile)
+else
+  compile:
+endif
 
-install: compile install-targets
+ifneq ($(IB),1)
+  install: compile install-targets
 	$(call Image/Prepare)
 	$(call Image/mkfs/prepare)
 	$(call Image/BuildKernel)
@@ -88,9 +93,21 @@ install: compile install-targets
 	$(call Image/mkfs/squashfs)
 	$(call Image/mkfs/tgz)
 	$(call Image/mkfs/ext2)
+else
+  install: compile install-targets
+	$(call Image/BuildKernel)
+	$(call Image/mkfs/jffs2)
+	$(call Image/mkfs/squashfs)
+	$(call Image/mkfs/tgz)
+	$(call Image/mkfs/ext2)
+endif
 	
-clean: clean-targets
+ifneq ($(IB),1)
+  clean: clean-targets
 	$(call Build/Clean)
+else
+  clean:
+endif
 
 compile-targets:
 install-targets:
diff --git a/include/target.mk b/include/target.mk
index 042e85d326..17a41f7c49 100644
--- a/include/target.mk
+++ b/include/target.mk
@@ -7,6 +7,11 @@
 
 include $(TMP_DIR)/.target.mk
 
+ifeq ($(IB),1)
+$(TMP_DIR)/.target.mk: $(TOPDIR)/.target.mk
+	$(CP) $< $@
+else
 $(TMP_DIR)/.target.mk: $(TMP_DIR)/.targetinfo
 	$(SCRIPT_DIR)/gen_target_mk.pl < $(TMP_DIR)/.targetinfo > $@
+endif
 
diff --git a/target/Makefile b/target/Makefile
index 651c13f6ff..4853e3fbd2 100644
--- a/target/Makefile
+++ b/target/Makefile
@@ -12,25 +12,24 @@ all: install
 $(BIN_DIR):
 	mkdir -p $(BIN_DIR)
 
-TARGETS-y := linux
-TARGETS-$(CONFIG_SDK) += sdk
-
 linux-install: $(BIN_DIR)
 image_install: linux-install
 
 IMAGE_DIR:=linux/$(BOARD)-$(KERNEL)/image
 
-
 download: $(patsubst %,%-download,$(TARGETS-y))
 prepare: linux-prepare
 compile: linux-compile image_compile
-install: image_clean $(patsubst %,%-install,$(TARGETS-y)) image_install
-clean: $(patsubst %,%-clean,$(TARGETS-y)) image_clean
+install: image_clean linux-install sdk_install image_install imagebuilder_install
+clean: linux-clean sdk-clean imagebuilder-clean image_clean
 
 prereq: FORCE
 	$(MAKE) -C linux/$(BOARD)-$(KERNEL) prereq
 	$(MAKE) -C $(IMAGE_DIR) prereq
 
+sdk_install: FORCE
+	$(MAKE) -C sdk install
+
 image_clean: FORCE
 	$(MAKE) -C $(IMAGE_DIR) clean
 	rm -f $(BIN_DIR)/openwrt-*
@@ -41,6 +40,9 @@ image_compile: FORCE
 image_install: image_compile
 	$(MAKE) -C $(IMAGE_DIR) install
 
+imagebuilder_install: image_install
+	$(MAKE) -C imagebuilder install
+
 %-clean: FORCE
 	$(MAKE) -C $(patsubst %-clean,%,$@) clean
 %-download: FORCE
diff --git a/target/imagebuilder/Config.in b/target/imagebuilder/Config.in
new file mode 100644
index 0000000000..95aeb5d1a5
--- /dev/null
+++ b/target/imagebuilder/Config.in
@@ -0,0 +1,10 @@
+config IB
+	bool "Build the OpenWrt Image Builder"
+	depends !TARGET_ROOTFS_INITRAMFS
+	default y if ALL
+	help
+	  This is essentially a stripped-down version of the buildroot
+	  with precompiled packages, kernel image and image building tools.
+	  You can use it to generate custom images without compiling anything
+
+
diff --git a/target/imagebuilder/Makefile b/target/imagebuilder/Makefile
new file mode 100644
index 0000000000..470d045642
--- /dev/null
+++ b/target/imagebuilder/Makefile
@@ -0,0 +1,46 @@
+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+# $Id: Makefile 6070 2007-01-10 21:21:59Z nbd $
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/kernel.mk
+include $(INCLUDE_DIR)/host.mk
+
+PKG_OS:=$(shell uname -s)
+PKG_CPU:=$(shell uname -m)
+
+IB_NAME:=OpenWrt-ImageBuilder-$(BOARD)-$(KERNEL)-for-$(PKG_OS)-$(PKG_CPU)
+IB_BUILD_DIR:=$(BUILD_DIR)/$(IB_NAME)
+
+all: compile
+
+$(BIN_DIR)/$(IB_NAME).tar.bz2:
+	rm -rf $(IB_BUILD_DIR)
+	mkdir -p $(IB_BUILD_DIR)/build_$(ARCH)/linux-$(KERNEL)-$(BOARD) $(IB_BUILD_DIR)/staging_dir_$(ARCH)/bin $(IB_BUILD_DIR)/target/linux
+	$(CP) \
+		$(INCLUDE_DIR) $(SCRIPT_DIR) $(PACKAGE_DIR) \
+		$(TOPDIR)/rules.mk $(TOPDIR)/.config \
+		$(TMP_DIR)/.target.mk \
+		./files/Makefile \
+		$(IB_BUILD_DIR)/
+	$(CP) $(STAGING_DIR)/bin/* $(IB_BUILD_DIR)/staging_dir_$(ARCH)/bin
+	$(CP) $(TOPDIR)/target/linux/* $(IB_BUILD_DIR)/target/linux
+	rm -rf $(IB_BUILD_DIR)/target/linux/*/patches
+	-cp $(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)/* $(IB_BUILD_DIR)/build_$(ARCH)/linux-$(KERNEL)-$(BOARD) # don't copy subdirectories here
+	find $(IB_BUILD_DIR) -name .svn | xargs rm -rf 
+	find $(IB_BUILD_DIR) -name CVS | xargs rm -rf 
+	(cd $(BUILD_DIR); \
+		tar cfj $@ $(IB_NAME); \
+	)
+
+download:
+prepare:
+compile: $(BIN_DIR)/$(IB_NAME).tar.bz2
+install: compile
+
+clean:
+	rm -rf $(IB_BUILD_DIR) $(BIN_DIR)/$(IB_NAME).tar.bz2
diff --git a/target/imagebuilder/files/Makefile b/target/imagebuilder/files/Makefile
new file mode 100644
index 0000000000..720bcfa768
--- /dev/null
+++ b/target/imagebuilder/files/Makefile
@@ -0,0 +1,147 @@
+# Makefile for the OpenWrt Image Builder
+#
+# Copyright (C) 2006-2007 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+export TOPDIR=${CURDIR}
+
+all: help
+
+include rules.mk
+include .config
+
+SHELL:=/usr/bin/env bash
+export LC_ALL=C
+export LANG=C
+ifeq ($(KBUILD_VERBOSE),99)
+  MAKE:=3>/dev/null $(MAKE)
+endif
+export IS_TTY=$(shell tty -s && echo 1 || echo 0)
+
+# override variables from rules.mk
+PACKAGE_DIR:=$(TOPDIR)/packages
+IPKG:= \
+  IPKG_TMP="$(TOPDIR)/tmp/ipkgtmp" \
+  IPKG_INSTROOT="$(TARGET_DIR)" \
+  IPKG_CONF_DIR="$(TOPDIR)/tmp" \
+  IPKG_OFFLINE_ROOT="$(TARGET_DIR)" \
+  $(SCRIPT_DIR)/ipkg -force-defaults
+
+
+define Profile/Default
+  ID:=
+  NAME:=
+  PACKAGES:=
+endef
+
+define Profile
+  $(eval $(call Profile/Default))
+  $(eval $(call Profile/$(1)))
+  ifneq ($(ID),)
+    ifeq ($(PROFILE),)
+      PROFILE:=$(ID)
+    endif
+	$(ID)_NAME:=$(NAME)
+	$(ID)_PACKAGES:=$(PACKAGES)
+    PROFILE_LIST += \
+  		echo '$(ID):'; echo '	$(NAME)';
+  endif
+endef
+
+include .target.mk
+
+define Helptext
+Available Commands:
+	help:	This help text
+	info:	Show a list of available target profiles
+	clean:	Remove images and temporary build files
+	image:	Build an image (see below for more information).
+
+Building images:
+	By default 'make image' will create an image with the default
+	target profile and package set. You can use the following parameters
+	to change that:
+	
+	make image PROFILE="<profilename>" # override the default target profile
+	make image PACKAGES="<pkg1> [<pkg2> [<pkg3> ...]]" # include extra packages
+	make image FILES="<path>" # include extra files from <path>
+
+endef
+$(eval $(call shexport,Helptext))
+
+help: FORCE
+	echo "$$$(call shvar,Helptext)"
+
+info: FORCE
+	echo 'Current Target: "$(BOARDNAME)"'
+	echo 'Available Profiles:'
+	echo; $(PROFILE_LIST)
+
+$(TOPDIR)/tmp/ipkg.conf: FORCE
+	@mkdir -p $(TOPDIR)/tmp
+	@echo 'dest root /' > $@
+	@echo 'src packages file:$(TOPDIR)/packages' >> $@
+
+BUILD_PACKAGES:=$(sort $(DEFAULT_PACKAGES) $(PACKAGES) $($(PROFILE)_PACKAGES) kernel)
+BUILD_PACKAGES:=$(patsubst base-files,base-files-$(BOARD)-$(KERNEL),$(BUILD_PACKAGES))
+
+image: $(TOPDIR)/tmp/ipkg.conf
+	if [ -z "$($(PROFILE)_NAME)" ]; then \
+		echo Profile $(PROFILE) not found.; \
+		echo 'Use "make info" to get a list of available target profiles'; \
+		false; \
+	fi
+	echo 'Building images for $(BOARDNAME) - $($(PROFILE)_NAME)'
+	echo 'Packages: $(BUILD_PACKAGES)'
+	echo
+	rm -rf $(TARGET_DIR)
+	mkdir -p $(TARGET_DIR) $(BIN_DIR) $(TMP_DIR)
+	$(MAKE) package_index
+	$(MAKE) package_install
+ifneq ($(FILES),)
+	$(MAKE) copy_files
+endif
+	$(MAKE) package_postinst
+	$(MAKE) build_image
+	
+package_index: FORCE
+	@echo
+	@echo Building package index...
+	(cd $(PACKAGE_DIR); $(SCRIPT_DIR)/ipkg-make-index.sh . > Packages) >/dev/null 2>/dev/null
+	$(IPKG) update
+
+package_install: FORCE
+	@echo
+	@echo Installing packages...
+	$(IPKG) install $(BUILD_PACKAGES)
+
+copy_files: FORCE
+	@echo
+	@echo Copying extra files
+	$(CP) $(FILES)/* $(TARGET_DIR)/
+
+package_postinst: FORCE
+	@echo
+	@echo Activating init scripts
+	( \
+		cd $(BUILD_DIR)/root; \
+		for script in ./etc/init.d/*; do \
+			grep '#!/bin/sh /etc/rc.common' $$script >/dev/null || continue; \
+			IPKG_INSTROOT=$(BUILD_DIR)/root $(which bash) ./etc/rc.common $$script enable; \
+		done; \
+	)
+
+build_image: FORCE
+	@echo
+	@echo Building images...
+	$(NO_TRACE_MAKE) -C target/linux/$(BOARD)-$(KERNEL)/image install IB=1
+	
+clean:
+	rm -rf tmp $(TARGET_DIR)
+
+.PHONY: FORCE
+.SILENT: help info image
+%: ;
diff --git a/target/linux/atheros-2.6/image/Makefile b/target/linux/atheros-2.6/image/Makefile
index fb8cf3ced2..80e3335920 100644
--- a/target/linux/atheros-2.6/image/Makefile
+++ b/target/linux/atheros-2.6/image/Makefile
@@ -7,8 +7,12 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
+define Image/Prepare
+	cp $(KDIR)/linux-*/vmlinux $(KDIR)/vmlinux.elf
+endef
+
 define Image/BuildKernel
-	cp $(KDIR)/linux-*/vmlinux $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux.elf
+	cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux.elf
 	gzip -9 -c $(KDIR)/vmlinux > $(KDIR)/vmlinux.bin.gz
 	$(STAGING_DIR)/bin/lzma e $(KDIR)/vmlinux $(KDIR)/vmlinux.bin.l7
 	dd if=$(KDIR)/vmlinux.bin.l7 of=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux.lzma bs=65536 conv=sync
diff --git a/target/linux/ixp4xx-2.6/image/Makefile b/target/linux/ixp4xx-2.6/image/Makefile
index 9359c5b11e..cbbb29b6b9 100644
--- a/target/linux/ixp4xx-2.6/image/Makefile
+++ b/target/linux/ixp4xx-2.6/image/Makefile
@@ -24,10 +24,11 @@ define Build/Clean
 endef
 
 define Image/Prepare
+	cp $(LINUX_DIR)/arch/arm/boot/zImage $(KDIR)/zImage
 endef
 
 define Image/BuildKernel
-	cp $(LINUX_DIR)/arch/arm/boot/zImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-zImage
+	cp $(KDIR)/zImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-zImage
 #	$(shell BIN_DIR=$(BIN_DIR) $(TOPDIR)/scripts/arm-magic.sh)
 	BIN_DIR=$(BIN_DIR) $(TOPDIR)/scripts/arm-magic.sh
 endef
diff --git a/target/linux/magicbox-2.6/image/Makefile b/target/linux/magicbox-2.6/image/Makefile
index 10f71df2a9..77ff88f521 100644
--- a/target/linux/magicbox-2.6/image/Makefile
+++ b/target/linux/magicbox-2.6/image/Makefile
@@ -11,10 +11,11 @@ define Build/Clean
 endef
 
 define Image/Prepare
+	cp $(LINUX_DIR)/arch/ppc/boot/images/uImage $(KDIR)/uImage
 endef
 
 define Image/BuildKernel
-	cp $(LINUX_DIR)/arch/ppc/boot/images/uImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-uImage
+	cp $(KDIR)/uImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-uImage
 endef
 
 define Image/Build
@@ -23,7 +24,7 @@ endef
 
 define Image/Build/jffs2-64k
 	( \
-		dd if=$(LINUX_DIR)/arch/ppc/boot/images/uImage bs=65536 conv=sync; \
+		dd if=$(KDIR)/uImage bs=65536 conv=sync; \
 		dd if=$(KDIR)/root.$(1) bs=65536 conv=sync; \
 	) > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img
 endef
diff --git a/target/linux/rb532-2.6/image/Makefile b/target/linux/rb532-2.6/image/Makefile
index 4e1c1addd1..706b672e74 100644
--- a/target/linux/rb532-2.6/image/Makefile
+++ b/target/linux/rb532-2.6/image/Makefile
@@ -29,13 +29,13 @@ define Build/Clean
 endef
 
 define Image/Prepare
-	$(STAGING_DIR)/bin/patch-cmdline $(LINUX_DIR)/vmlinux 'root=/dev/cfa2 '
 	$(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
+	cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
+	cp $(LINUX_DIR)/vmlinux $(KDIR)/vmlinux.elf
 endef
 
 define Image/BuildKernel
-	cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
-	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
 	$(CP) $(KDIR)/loader.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux
 endef
 
@@ -52,7 +52,7 @@ root=/dev/cfa2 rootfstype=ext2
 endef
 
 define Image/Build
-	$(STAGING_DIR)/bin/patch-cmdline $(LINUX_DIR)/vmlinux '$(strip $(call Image/cmdline/$(1))) '
+	$(STAGING_DIR)/bin/patch-cmdline $(KDIR)/vmlinux.elf '$(strip $(call Image/cmdline/$(1))) '
 	./gen_image.sh $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin 4 $(LINUX_DIR)/vmlinux 16 $(KDIR)/root.$(1)
 endef
 
diff --git a/target/linux/rdc-2.6/image/Makefile b/target/linux/rdc-2.6/image/Makefile
index 13c8718430..078e754e10 100644
--- a/target/linux/rdc-2.6/image/Makefile
+++ b/target/linux/rdc-2.6/image/Makefile
@@ -11,11 +11,12 @@ define Build/Clean
 endef
 
 define Image/Prepare
+	$(CP) $(LINUX_DIR)/arch/i386/boot/bzImage $(KDIR)/bzImage
 endef
 
 define Image/Build
 	touch $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img
-	$(STAGING_DIR)/bin/airlink -b 0 -j $(LINUX_DIR)/arch/i386/boot/bzImage $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img
+	$(STAGING_DIR)/bin/airlink -b 0 -j $(KDIR)/bzImage $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img
 endef
 
 $(eval $(call BuildImage))
diff --git a/target/linux/uml-2.6/image/Makefile b/target/linux/uml-2.6/image/Makefile
index 6af4b8b816..b7bd9e9e65 100755
--- a/target/linux/uml-2.6/image/Makefile
+++ b/target/linux/uml-2.6/image/Makefile
@@ -7,9 +7,13 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
+define Image/Prepare
+	cp $(LINUX_DIR)/linux $(KDIR)/vmlinux.elf
+endef
+
 define Image/Build
 	cp $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img
-	cp $(LINUX_DIR)/linux $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux
+	cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux
 endef
 
 $(eval $(call BuildImage))
diff --git a/target/linux/x86-2.6/image/Makefile b/target/linux/x86-2.6/image/Makefile
index e1425676dd..44c2ff7e3b 100644
--- a/target/linux/x86-2.6/image/Makefile
+++ b/target/linux/x86-2.6/image/Makefile
@@ -49,10 +49,14 @@ ifeq ($(CONFIG_X86_GRUB_IMAGES),y)
   endef
 endif
 
+define Image/Prepare
+	cp $(LINUX_DIR)/arch/i386/boot/bzImage $(KDIR)/bzImage
+endef
+
 define Image/Build
 	$(call Image/Build/grub,$(1))
 	cp $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).fs
-	cp $(LINUX_DIR)/arch/i386/boot/bzImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinuz
+	cp $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinuz
 endef
 
 $(eval $(call BuildImage))
-- 
2.25.1