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porting Makefile to use a modular build system for each package
1 parent b3786d2 commit 00559de

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Lines changed: 111 additions & 191 deletions

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‎Makefile‎

Lines changed: 63 additions & 191 deletions
Original file line numberDiff line numberDiff line change
@@ -1,192 +1,64 @@
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all: coreboot
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modules :=
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pwd := $(shell pwd)
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packages := $(pwd)/packages
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build := $(pwd)/build
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config := $(pwd)/build
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all:
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include modules/qrencode
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include modules/kexec
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include modules/tpmtotp
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include modules/mbedtls
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all: $(modules)
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define prefix =
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$(foreach _, $2, $1$_)
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endef
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define outputs =
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$(call prefix,$(build)/$($1_dir)/,$($1_output))
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endef
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#
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# Generate the targets for a module.
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#
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# Special variables like $@ must be written as $$@ to avoid
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# expansion during the first evaluation.
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#
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define define_module =
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# Fetch and verify the source tar file
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$(packages)/$($1_tar):
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wget -O "$$@" $($1_url)
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$(packages)/.$1_verify: $(packages)/$($1_tar)
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echo "$($1_hash) $$^" | sha256sum --check -
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touch "$$@"
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# Unpack the tar file and touch the canary so that we know
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# that the files are all present
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$(build)/$($1_dir)/.canary: $(packages)/.$1_verify
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tar -xvf "$(packages)/$($1_tar)" -C "$(build)"
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touch "$$@"
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# Copy our stored config file into the unpacked directory
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$(build)/$($1_dir)/.config: config/$1.config $(build)/$($1_dir)/.canary
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cp "$$<" "$$@"
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# Use the module's configure variable to build itself
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$(build)/$($1_dir)/.configured: \
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$(build)/$($1_dir)/.canary \
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$(build)/$($1_dir)/.config
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cd "$(build)/$($1_dir)" ; $($1_configure)
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touch "$$@"
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# Actually build the target
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$(call outputs,$1): $(build)/$($1_dir)/.configured $(call outputs,$($1_depends))
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make -C "$(build)/$($1_dir)" $($1_target)
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$1: $(call outputs,$1)
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# Update any dependencies
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endef
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$(foreach _, $(modules), $(eval $(call define_module,$_)))
264

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force:
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-rm $(linux_dir)/arch/x86/boot/bzImage
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# uclibc must be built after the kernel,
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# since 'make headers_install' must be run to generate the
8-
# headers that uclibc needs.
9-
uclibc_url := https://uclibc.org/downloads/uClibc-0.9.33.tar.xz
10-
11-
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kexec_version := 2.0.12
13-
kexec_dir := kexec-tools-$(kexec_version)
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kexec_tar := kexec-tools-$(kexec_version).tar.gz
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kexec_url := https://kernel.org/pub/linux/utils/kernel/kexec/$(kexec_tar)
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kexec_hash := cc7b60dad0da202004048a6179d8a53606943062dd627a2edba45a8ea3a85135
17-
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$(kexec_tar):
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wget "$(kexec_url)"
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sha256sum "$(kexec_tar)"
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echo "$(kexec_hash)"
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$(kexec_dir): $(kexec_tar)
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tar xvf "$(kexec_tar)"
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cd "$(kexec_dir)" && ./configure
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kexec: $(kexec_dir)
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make -C "$(kexec_dir)" -j 8
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qrencode_dir := qrencode-3.4.4
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qrencode_tar := qrencode-3.4.4.tar.gz
33-
qrencode_url := https://fukuchi.org/works/qrencode/$(qrencode_tar)
34-
qrencode_canary := $(qrencode_dir)/.canary
35-
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$(qrencode_tar):
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wget $(qrencode_url)
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qrencode_lib := $(qrencode_dir)/.libs/libqrencode.so
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$(qrencode_canary): $(qrencode_tar)
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tar xvf "$<"
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touch "$@"
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$(qrencode_lib): $(qrencode_canary)
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cd $(qrencode_dir) ; ./configure --without-tools
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make -C "$(qrencode_dir)"
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initrd/bin/unsealtotp: $(qrencode_lib)
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make -C tpmtotp unsealtotp
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cp tpmtotp/unsealtotp "$@"
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initrd/bin/sealtotp: $(qrencode_lib)
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make -C tpmtotp sealtotp
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cp tpmtotp/sealtotp "$@"
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busybox_version := 1.25.0
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busybox_dir := busybox-$(busybox_version)
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busybox_tar := busybox-$(busybox_version).tar.bz2
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busybox_url := https://busybox.net/downloads/$(busybox_tar)
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busybox_hash := 5a0fe06885ee1b805fb459ab6aaa023fe4f2eccee4fb8c0fd9a6c17c0daca2fc
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busybox_config := config/busybox.config
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$(busybox_dir)/busybox: $(busybox_dir) $(busybox_dir)/.config
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make -C "$(busybox_dir)" -j 8
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$(busybox_dir): $(busybox_tar)
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tar xvf "$(busybox_tar)"
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$(busybox_dir)/.config: $(busybox_config)
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cp "$<" "$@"
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make -C "$(busybox_dir)" oldconfig
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$(busybox_tar):
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wget "$(busybox_url)"
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sha256sum "$(busybox_tar)"
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echo "$(busybox_hash)"
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linux_version := 4.6.4
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linux_dir := linux-$(linux_version)
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linux_tar := linux-$(linux_version).tar.xz
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linux_url := https://cdn.kernel.org/pub/linux/kernel/v4.x/$(linux_tar)
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linux_hash := 8568d41c7104e941989b14a380d167129f83db42c04e950d8d9337fe6012ff7e
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linux_config := config/linux.config
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$(linux_dir): $(linux_tar)
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tar xvf "$(linux_tar)"
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$(linux_dir)/.config: $(linux_config)
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cp "$<" "$@"
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make -C "$(linux_dir)" oldconfig
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bzImage: $(linux_dir)/arch/x86/boot/bzImage
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$(linux_dir)/arch/x86/boot/bzImage: \
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$(linux_dir) \
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$(linux_dir)/.config \
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initrd/bin/busybox \
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initrd/libs \
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make -C "$(linux_dir)" bzImage
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ls -Fla "$@"
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coreboot_version := 4.4
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coreboot_dir := coreboot-$(coreboot_version)
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coreboot_tar := coreboot-$(coreboot_version).tar.xz
108-
coreboot_url := https://www.coreboot.org/releases/$(coreboot_tar)
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coreboot_config := config/coreboot.config
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coreboot-blobs_tar := coreboot-blobs-$(coreboot_version).tar.xz
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coreboot-blobs_url := https://www.coreboot.org/releases/$(coreboot-blobs_tar)
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coreboot-blobs_dir := coreboot-$(coreboot_version)/3rdparty/blobs
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coreboot-blobs_hash := 43b993915c0f46a77ee7ddaa2dbe47581f399510632c62f2558dff931358d8ab
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coreboot-blobs_canary := $(coreboot-blobs_dir)/documentation/binary_policy.md
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$(coreboot_dir)/util/crossgcc/xgcc/bin/iasl:
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echo '******* Building gcc (this might take a while) ******'
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time make -C "$(coreboot_dir)" crossgcc
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$(coreboot_dir)/bzImage: $(linux_dir)/arch/x86/boot/bzImage
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cp "$<" "$@"
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initrd.img:
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( \
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cd initrd && \
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find . \
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| cpio --quiet -H newc -o \
130-
) | xz -9 > "$@"
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# initrd image is now included by the Linux kernel build process
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initrd: \
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initrd/bin/busybox \
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initrd/sbin/kexec \
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initrd/libs
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initrd/bin/busybox: $(busybox_dir)/busybox
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make -C "$(busybox_dir)" CONFIG_PREFIX="`pwd`/initrd" install
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initrd/sbin/kexec: $(kexec_dir)/build/sbin/kexec
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-mkdir "`dirnname "$@"`"
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cp "$<" "$@"
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INITRD_LIBS += \
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liblzma.so.5 \
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libz.so.1 \
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libc.so.6 \
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libdl.so.2 \
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initrd/libs:
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./populate-lib ./initrd/lib/x86_64-linux-gnu/ initrd/bin/* initrd/sbin/*
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$(coreboot_tar):
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wget "$(coreboot_url)"
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sha256sum "$(coreboot_tar)"
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echo "$(coreboot_hash)"
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$(coreboot-blobs_tar):
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wget "$(coreboot-blobs_url)"
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sha256sum "$(coreboot-blobs_tar)"
163-
echo "$(coreboot-blobs_hash)"
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$(coreboot_blobs_canary): $(coreboot-blobs_tar)
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tar xvf "$(coreboot-blobs_tar)"
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$(coreboot_dir): $(coreboot_tar)
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tar xvf "$(coreboot_tar)"
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$(coreboot_dir)/.config: $(coreboot_config)
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cp "$<" "$@"
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make -C "$(coreboot_dir)" oldconfig
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$(coreboot_dir)/build/coreboot.rom: \
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$(coreboot_dir) \
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$(coreboot_dir)/.config \
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$(coreboot_dir)/util/crossgcc/xgcc/bin/iasl \
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$(coreboot_dir)/bzImage \
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$(coreboot-blobs_canary) \
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make -C "$(coreboot_dir)"
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heads-x230.rom: $(coreboot_dir)/build/coreboot.rom
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dd if="$<" of="$@" bs=1M skip=8
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sha256sum "$@"
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xxd -g 1 "$@" | head
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xxd -g 1 "$@" | tail
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coreboot: heads-x230.rom
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192-
FORCE:

‎build/.gitignore‎

Lines changed: 1 addition & 0 deletions
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1+
*

‎config/kexec.config‎

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# nothing

‎config/mbedtls.config‎

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# nothing

‎config/qrencode.config‎

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# nothing

‎config/tpmtotp.config‎

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# nothing

‎modules/kexec‎

Lines changed: 10 additions & 0 deletions
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modules += kexec
2+
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kexec_version := 2.0.12
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kexec_dir := kexec-tools-$(kexec_version)
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kexec_tar := kexec-tools-$(kexec_version).tar.gz
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kexec_url := https://kernel.org/pub/linux/utils/kernel/kexec/$(kexec_tar)
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kexec_hash := cc7b60dad0da202004048a6179d8a53606943062dd627a2edba45a8ea3a85135
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kexec_configure := ./configure
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kexec_output := build/sbin/kexec

‎modules/mbedtls‎

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1+
modules += mbedtls
2+
3+
mbedtls_version := 2.3.0
4+
mbedtls_dir := mbedtls-$(mbedtls_version)
5+
mbedtls_tar := mbedtls-$(mbedtls_version)-gpl.tgz
6+
mbedtls_url := need-to-fix-url/$(mbedtls_tar)
7+
mbedtls_hash := 21237014f779bde70b2d71399cc1ea53365eb7f10cdd74a13ee6329a1910cb49
8+
9+
mbedtls_output := library/libmbedcrypto.a
10+
mbedtls_configure :=

‎modules/qrencode‎

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modules += qrencode
2+
3+
qrencode_version := 3.4.4
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qrencode_dir := qrencode-$(qrencode_version)
5+
qrencode_tar := qrencode-$(qrencode_version).tar.gz
6+
qrencode_url := https://fukuchi.org/works/qrencode/$(qrencode_tar)
7+
qrencode_hash := e794e26a96019013c0e3665cb06b18992668f352c5553d0a553f5d144f7f2a72
8+
9+
qrencode_output := .libs/libqrencode.so.$(qrencode_version)
10+
qrencode_configure := ./configure --without-tools

‎modules/tpmtotp‎

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1+
modules += tpmtotp
2+
3+
# depends on the mbedtls module
4+
tpmtotp_depends := mbedtls
5+
6+
tpmtotp_version := 0.0.1
7+
tpmtotp_dir := tpmtotp-$(tpmtotp_version)
8+
tpmtotp_tar := tpmtotp-$(tpmtotp_version).tar.gz
9+
tpmtotp_url := git-from-somewhere-$(tpmtotp_tar)
10+
tpmtotp_hash := 4f2d7bc9282ad6cad75f6bca6362a79e893d41b46524c7f67803889118d9707b
11+
12+
tpmtotp_output := sealtotp unsealtotp
13+
tpmtotp_configure :=

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