mirror of
https://github.com/linuxboot/heads.git
synced 2024-12-30 09:48:56 +00:00
791d064397
Signed-off-by: Trammell Hudson <hudson@trmm.net>
623 lines
16 KiB
Makefile
623 lines
16 KiB
Makefile
all:
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-include .config
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ifneq "$(TOOLCHAIN)" ""
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$(info Using $(TOOLCHAIN) for cross compiler and packages)
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packages ?= $(TOOLCHAIN)/packages
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CROSS := $(TOOLCHAIN)/crossgcc/x86_64-linux-musl/bin/x86_64-linux-musl-
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endif
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modules-y :=
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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)/config
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INSTALL := $(pwd)/install
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log_dir := $(build)/log
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# Controls how many parallel jobs are invoked in subshells
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CPUS := $(shell nproc)
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#MAKE_JOBS ?= -j$(CPUS) --max-load 16
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# Create the log directory if it doesn't already exist
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BUILD_LOG := $(shell mkdir -p "$(log_dir)" )
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WGET ?= wget
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# Check that we have a correct version of make
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# that matches at least the major version
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LOCAL_MAKE_VERSION := $(shell $(MAKE) --version | head -1 | cut -d' ' -f3)
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include modules/make
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ifneq "" "$(filter $(make_version)%,$(LOCAL_MAKE_VERSION))"
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# Timestamps should be in ISO format
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DATE=`date --rfc-3339=seconds`
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# This is the correct version of Make
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BOARD ?= qemu-coreboot
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CONFIG := $(pwd)/boards/$(BOARD)/$(BOARD).config
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ifneq "y" "$(shell [ -r '$(CONFIG)' ] && echo y)"
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$(error $(CONFIG): board configuration does not exist)
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endif
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include $(CONFIG)
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# Unless otherwise specified, we are building for heads
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CONFIG_HEADS ?= y
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# Some things want usernames, we use the current checkout
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# so that they are reproducible
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GIT_HASH := $(shell git rev-parse HEAD)
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GIT_STATUS := $(shell \
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if git diff --exit-code >/dev/null ; then \
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echo clean ; \
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else \
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echo dirty ; \
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fi)
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# record the build date / git hashes and other files here
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HASHES := $(build)/$(BOARD)/hashes.txt
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# Create the board output directory if it doesn't already exist
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BOARD_LOG := $(shell \
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mkdir -p "$(build)/$(BOARD)" ; \
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echo "$(DATE) $(GIT_HASH) $(GIT_STATUS)" > "$(HASHES)" ; \
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)
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# If V is set in the environment, do not redirect the tee
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# command to /dev/null.
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ifeq "$V" ""
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VERBOSE_REDIRECT := > /dev/null
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# Not verbose, so we only show the header
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define do =
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@echo "$(DATE) $1 $(2:$(pwd)/%=%)"
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@$3
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endef
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else
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# Verbose, so we display what we are doing
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define do =
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@echo "$(DATE) $1 $(2:$(pwd)/%=%)"
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$3
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endef
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endif
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# Create a temporary directory for the initrd
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initrd_dir := $(BOARD)
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initrd_tmp_dir := $(shell mktemp -d)
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initrd_lib_dir := $(initrd_tmp_dir)/lib
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initrd_bin_dir := $(initrd_tmp_dir)/bin
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modules-y += initrd
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$(shell mkdir -p "$(initrd_lib_dir)" "$(initrd_bin_dir)")
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# We are running our own version of make,
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# proceed with the build.
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# Force pipelines to fail if any of the commands in the pipe fail
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SHELL := /bin/bash
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.SHELLFLAGS := -o pipefail -c
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# Include the musl-cross module early so that $(CROSS) will
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# be defined prior to any other module.
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include modules/musl-cross
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musl_dep := musl-cross
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heads_cc := $(CROSS)gcc \
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-fdebug-prefix-map=$(pwd)=heads \
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-gno-record-gcc-switches \
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-D__MUSL__ \
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-I$(INSTALL)/include \
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-L$(INSTALL)/lib \
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CROSS_TOOLS_NOCC := \
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AR="$(CROSS)ar" \
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LD="$(CROSS)ld" \
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STRIP="$(CROSS)strip" \
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NM="$(CROSS)nm" \
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OBJCOPY="$(CROSS)objcopy" \
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OBJDUMP="$(CROSS)objdump" \
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PKG_CONFIG_PATH="$(INSTALL)/lib/pkgconfig" \
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PKG_CONFIG_SYSROOT_DIR="$(INSTALL)" \
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CROSS_TOOLS := \
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CC="$(heads_cc)" \
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$(CROSS_TOOLS_NOCC) \
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ifeq "$(CONFIG_COREBOOT)" "y"
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all: $(build)/$(BOARD)/coreboot.rom
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else ifeq "$(CONFIG_LINUXBOOT)" "y"
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all: $(build)/$(BOARD)/linuxboot.rom
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else
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$(error "$(BOARD): neither CONFIG_COREBOOT nor CONFIG_LINUXBOOT is set?")
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endif
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all:
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@sha256sum $< | tee -a "$(HASHES)"
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# Disable all built in rules
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.INTERMEDIATE:
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.SUFFIXES:
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FORCE:
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# Make helpers to operate on lists of things
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# Prefix is "smart" and doesn't add the prefix for absolute file paths
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define prefix =
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$(foreach _, $2, $(if $(patsubst /%,,$_),$1$_,$_))
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endef
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define map =
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$(foreach _,$2,$(eval $(call $1,$_)))
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endef
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# Bring in all of the module definitions;
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# these are the external pieces that will be downloaded and built
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# as part of creating the Heads firmware image.
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include modules/*
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define bins =
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$(foreach m,$1,$(call prefix,$(build)/$($m_dir)/,$($m_output)))
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endef
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define libs =
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$(foreach m,$1,$(call prefix,$(build)/$($m_dir)/,$($m_libraries)))
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endef
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define outputs =
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$(foreach m,$1,\
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$(call bins,$m)\
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$(call libs,$m)\
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)
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endef
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#
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# Build a cpio from a directory
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#
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define do-cpio =
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$(call do,CPIO ,$1,\
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( cd "$2"; \
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find . \
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| cpio \
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--quiet \
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-H newc \
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-o \
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) \
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| ./bin/cpio-clean \
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> "$1.tmp" \
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)
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@if ! cmp --quiet "$1.tmp" "$1" ; then \
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mv "$1.tmp" "$1" ; \
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else \
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echo "$(DATE) UNCHANGED $(1:$(pwd)/%=%)" ; \
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rm "$1.tmp" ; \
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fi
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@sha256sum "$1" | tee -a "$(HASHES)"
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$(call do,HASHES , $1,\
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( cd "$2"; \
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echo "-----" ; \
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find . -type f -print0 \
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| xargs -0 sha256sum ; \
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echo "-----" ; \
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) >> "$(HASHES)" \
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)
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endef
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define do-copy =
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$(call do,INSTALL ,$1 => $2,\
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if cmp --quiet "$1" "$2" ; then \
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echo "$(DATE) UNCHANGED $(1:$(pwd)/%=%)" ; \
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fi ; \
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cp -a "$1" "$2" ; \
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)
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@sha256sum "$(2:$(pwd)/%=%)"
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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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# if they have not defined a separate base dir, define it
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# as the same as their build dir.
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$(eval $1_base_dir = $(or $($1_base_dir),$($1_dir)))
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ifneq ("$($1_repo)","")
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# Checkout the tree instead and touch the canary file so that we know
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# that the files are all present. No signature hashes are checked in
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# this case, since we don't have a stable version to compare against.
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$(build)/$($1_base_dir)/.canary:
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git clone $($1_repo) "$(build)/$($1_base_dir)"
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cd $(build)/$($1_base_dir) && git submodule update --init --checkout
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if [ -r patches/$1.patch ]; then \
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( cd $(build)/$($1_base_dir) ; patch -p1 ) \
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< patches/$1.patch \
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|| exit 1 ; \
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fi
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if [ -d patches/$1 ] && \
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[ -r patches/$1 ] ; then \
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for patch in patches/$1/*.patch ; do \
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echo "Applying patch file : $$$$patch " ; \
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( cd $(build)/$($1_base_dir) ; patch -p1 ) \
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< $$$$patch \
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|| exit 1 ; \
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done ; \
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fi
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@touch "$$@"
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else
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# Fetch and verify the source tar file
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# wget creates it early, so we have to cleanup if it fails
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$(packages)/$($1_tar):
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$(call do,WGET,$($1_url),\
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if ! $(WGET) -O "$$@.tmp" $($1_url) ; then \
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exit 1 ; \
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fi ; \
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mv "$$@.tmp" "$$@" \
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)
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$(packages)/.$1-$($1_version)_verify: $(packages)/$($1_tar)
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echo "$($1_hash) $$^" | sha256sum --check -
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@touch "$$@"
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# Unpack the tar file and touch the canary so that we know
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# that the files are all present
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$(build)/$($1_base_dir)/.canary: $(packages)/.$1-$($1_version)_verify
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mkdir -p "$$(dir $$@)"
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tar -xf "$(packages)/$($1_tar)" $(or $($1_tar_opt),--strip 1) -C "$$(dir $$@)"
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if [ -r patches/$1-$($1_version).patch ]; then \
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( cd $$(dir $$@) ; patch -p1 ) \
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< patches/$1-$($1_version).patch \
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|| exit 1 ; \
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fi
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if [ -d patches/$1-$($1_version) ] && \
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[ -r patches/$1-$($1_version) ] ; then \
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for patch in patches/$1-$($1_version)/*.patch ; do \
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echo "Applying patch file : $$$$patch " ; \
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( cd $$(dir $$@) ; patch -p1 ) \
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< $$$$patch \
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|| exit 1 ; \
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done ; \
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fi
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@touch "$$@"
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endif
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# Allow the module to override the destination configuration file
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# via a relative path. Linux uses this to have a per-board build.
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$(eval $1_config_file_path := $(build)/$($1_dir)/$(or $($1_config_file),.config))
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ifeq "$($1_config)" ""
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# There is no official .config file
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$($1_config_file_path): $(build)/$($1_base_dir)/.canary
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@mkdir -p $$(dir $$@)
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@touch "$$@"
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else
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# Copy the stored config file into the unpacked directory
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$($1_config_file_path): $($1_config) $(build)/$($1_base_dir)/.canary
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@mkdir -p $$(dir $$@)
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$(call do-copy,$($1_config),$$@)
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endif
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# The first time we have to wait for all the dependencies to be built
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# before we can configure the target. Once the dep has been built,
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# we only depend on it for a rebuild.
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$(eval $1_config_wait := $(foreach d,$($1_depends),\
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$(shell [ -r $(build)/$($d_dir)/.build ] || echo $d)))
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# Use the module's configure variable to build itself
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# this has to wait for the dependencies to be built since
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# cross compilers and libraries might be messed up
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$(dir $($1_config_file_path)).configured: \
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$(build)/$($1_base_dir)/.canary \
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$(foreach d,$($1_config_wait),$(build)/$($d_dir)/.build) \
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$($1_config_file_path) \
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modules/$1
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@echo "$(DATE) CONFIG $1"
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@( \
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cd "$(build)/$($1_dir)" ; \
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echo "$($1_configure)"; \
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$($1_configure) \
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) \
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< /dev/null \
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2>&1 \
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| tee "$(log_dir)/$1.configure.log" \
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$(VERBOSE_REDIRECT)
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@touch "$$@"
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# Short hand for our module build target
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$1: \
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$(build)/$($1_dir)/.build \
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$(call outputs,$1) \
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# Target for all of the outputs, which depend on their dependent modules
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# being built, as well as this module being configured
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$(call outputs,$1): $(build)/$($1_dir)/.build
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# If any of the outputs are missing, we should force a rebuild
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# of the entire module
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$(eval $1.force = $(shell \
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stat $(call outputs,$1) >/dev/null 2>/dev/null || echo FORCE \
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))
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$(build)/$($1_dir)/.build: $($1.force) \
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$(foreach d,$($1_depends),$(build)/$($d_dir)/.build) \
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$(dir $($1_config_file_path)).configured \
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@echo "$(DATE) MAKE $1"
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+@( \
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echo "$(MAKE) \
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-C \"$(build)/$($1_dir)\" \
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$($1_target)" ; \
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$(MAKE) \
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-C "$(build)/$($1_dir)" \
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$($1_target) \
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) \
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< /dev/null \
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2>&1 \
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| tee "$(log_dir)/$1.log" \
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$(VERBOSE_REDIRECT) \
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|| ( \
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echo "tail $(log_dir)/$1.log"; \
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echo "-----"; \
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tail -20 "$(log_dir)/$1.log"; \
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exit 1; \
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)
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$(call do,DONE,$1,\
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touch $(build)/$($1_dir)/.build \
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)
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$1.clean:
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-$(RM) "$(build)/$($1_dir)/.configured"
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-$(MAKE) -C "$(build)/$($1_dir)" clean
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endef
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$(call map, define_module, $(modules-y))
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# hack to force musl-cross to be built before musl
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#$(build)/$(musl_dir)/.configured: $(build)/$(musl-cross_dir)/../../crossgcc/x86_64-linux-musl/bin/x86_64-musl-linux-gcc
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#
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# Install a file into the initrd, if it changed from
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# the destination file.
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#
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define install =
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@-mkdir -p "$(dir $2)"
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$(call do,INSTALL,$2,cp -a "$1" "$2")
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endef
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#
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# Files that should be copied into the initrd
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# THis should probably be done in a more scalable manner
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#
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define initrd_bin_add =
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$(initrd_bin_dir)/$(notdir $1): $1
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$(call do,INSTALL-BIN,$$(<:$(pwd)/%=%),cp -a "$$<" "$$@")
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@$(CROSS)strip --preserve-dates "$$@" 2>&-; true
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initrd_bins += $(initrd_bin_dir)/$(notdir $1)
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endef
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define initrd_lib_add =
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$(initrd_lib_dir)/$(notdir $1): $1
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$(call do,INSTALL-LIB,$(1:$(pwd)/%=%),\
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$(CROSS)strip --preserve-dates -o "$$@" "$$<")
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initrd_libs += $(initrd_lib_dir)/$(notdir $1)
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endef
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# Only some modules have binaries that we install
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# Shouldn't this be specified in the module file?
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#bin_modules-$(CONFIG_MUSL) += musl-cross
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bin_modules-$(CONFIG_KEXEC) += kexec
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bin_modules-$(CONFIG_TPMTOTP) += tpmtotp
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bin_modules-$(CONFIG_PCIUTILS) += pciutils
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bin_modules-$(CONFIG_FLASHROM) += flashrom
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bin_modules-$(CONFIG_CRYPTSETUP) += cryptsetup
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bin_modules-$(CONFIG_GPG) += gpg
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bin_modules-$(CONFIG_GPG2) += gpg2
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bin_modules-$(CONFIG_PINENTRY) += pinentry
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bin_modules-$(CONFIG_LVM2) += lvm2
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bin_modules-$(CONFIG_DROPBEAR) += dropbear
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bin_modules-$(CONFIG_FLASHTOOLS) += flashtools
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bin_modules-$(CONFIG_NEWT) += newt
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bin_modules-$(CONFIG_CAIRO) += cairo
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bin_modules-$(CONFIG_FBWHIPTAIL) += fbwhiptail
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bin_modules-$(CONFIG_LIBREMKEY) += libremkey-hotp-verification
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bin_modules-$(CONFIG_MSRTOOLS) += msrtools
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|
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$(foreach m, $(bin_modules-y), \
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$(call map,initrd_bin_add,$(call bins,$m)) \
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)
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|
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# Install the libraries for every module that we have built
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$(foreach m, $(modules-y), \
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$(call map,initrd_lib_add,$(call libs,$m)) \
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)
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|
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#
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# hack to build cbmem from coreboot
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# this must be built *AFTER* musl, but since coreboot depends on other things
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# that depend on musl it should be ok.
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#
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COREBOOT_UTIL_DIR=$(build)/$(coreboot_base_dir)/util
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ifeq ($(CONFIG_COREBOOT),y)
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$(eval $(call initrd_bin_add,$(COREBOOT_UTIL_DIR)/cbmem/cbmem))
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#$(eval $(call initrd_bin_add,$(COREBOOT_UTIL_DIR)/superiotool/superiotool))
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#$(eval $(call initrd_bin_add,$(COREBOOT_UTIL_DIR)/inteltool/inteltool))
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endif
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$(COREBOOT_UTIL_DIR)/cbmem/cbmem \
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|
$(COREBOOT_UTIL_DIR)/superiotool/superiotool \
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|
$(COREBOOT_UTIL_DIR)/inteltool/inteltool \
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|
: $(build)/$(coreboot_base_dir)/.canary
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+$(call do,MAKE,$(notdir $@),\
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$(MAKE) -C "$(dir $@)" $(CROSS_TOOLS) \
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)
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|
|
# superio depends on zlib and pciutils
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|
$(COREBOOT_UTIL_DIR)/superiotool/superiotool: \
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$(build)/$(zlib_dir)/.build \
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$(build)/$(pciutils_dir)/.build \
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|
#
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# initrd image creation
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|
#
|
|
# The initrd is constructed from various bits and pieces
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|
# The cpio-clean program is used ensure that the files
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|
# always have the same timestamp and appear in the same order.
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|
#
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|
# The blobs/dev.cpio is also included in the Linux kernel
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|
# and has a reproducible version of /dev/console.
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|
#
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|
# The xz parameters are copied from the Linux kernel build scripts.
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|
# Without them the kernel will not decompress the initrd.
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|
#
|
|
# The padding is to ensure that if anyone wants to cat another
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# file onto the initrd then the kernel will be able to find it.
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|
#
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|
initrd-y += $(pwd)/blobs/dev.cpio
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|
initrd-y += $(build)/$(initrd_dir)/modules.cpio
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|
initrd-y += $(build)/$(initrd_dir)/tools.cpio
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|
initrd-$(CONFIG_HEADS) += $(build)/$(initrd_dir)/heads.cpio
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|
|
#$(build)/$(initrd_dir)/.build: $(build)/$(initrd_dir)/initrd.cpio.xz
|
|
|
|
$(build)/$(initrd_dir)/initrd.cpio.xz: $(initrd-y)
|
|
$(call do,CPIO-XZ ,$@,\
|
|
$(pwd)/bin/cpio-clean \
|
|
$^ \
|
|
| xz \
|
|
--check=crc32 \
|
|
--lzma2=dict=1MiB \
|
|
-9 \
|
|
| dd bs=512 conv=sync status=none > "$@.tmp" \
|
|
)
|
|
@if ! cmp --quiet "$@.tmp" "$@" ; then \
|
|
mv "$@.tmp" "$@" ; \
|
|
else \
|
|
echo "$(DATE) UNCHANGED $(@:$(pwd)/%=%)" ; \
|
|
rm "$@.tmp" ; \
|
|
fi
|
|
@sha256sum "$(@:$(pwd)/%=%)" | tee -a "$(HASHES)"
|
|
|
|
#
|
|
# The heads.cpio is built from the initrd directory in the
|
|
# Heads tree.
|
|
#
|
|
$(build)/$(initrd_dir)/heads.cpio: FORCE
|
|
$(call do-cpio,$@,$(pwd)/initrd)
|
|
|
|
|
|
#
|
|
# The tools initrd is made from all of the things that we've
|
|
# created during the submodule build.
|
|
#
|
|
$(build)/$(initrd_dir)/tools.cpio: \
|
|
$(initrd_bins) \
|
|
$(initrd_libs) \
|
|
$(initrd_tmp_dir)/etc/config \
|
|
|
|
$(call do-cpio,$@,$(initrd_tmp_dir))
|
|
@$(RM) -rf "$(initrd_tmp_dir)"
|
|
|
|
$(initrd_tmp_dir)/etc/config: FORCE
|
|
@mkdir -p $(dir $@)
|
|
$(call do,INSTALL,$(CONFIG), \
|
|
export \
|
|
| grep ' CONFIG_' \
|
|
| sed -e 's/^declare -x /export /' \
|
|
-e 's/\\\"//g' \
|
|
> $@ \
|
|
)
|
|
$(call do,HASH,$(GIT_HASH) $(GIT_STATUS) $(BOARD), \
|
|
echo export GIT_HASH=\'$(GIT_HASH)\' \
|
|
>> $@ ; \
|
|
echo export GIT_STATUS=$(GIT_STATUS) \
|
|
>> $@ ; \
|
|
echo export CONFIG_BOARD=$(BOARD) \
|
|
>> $@ ; \
|
|
)
|
|
|
|
# Ensure that the initrd depends on all of the modules that produce
|
|
# binaries for it
|
|
$(build)/$(initrd_dir)/tools.cpio: $(foreach d,$(bin_modules-y),$(build)/$($d_dir)/.build)
|
|
|
|
|
|
# List of all modules, excluding the slow to-build modules
|
|
modules-slow := musl musl-cross kernel_headers
|
|
module_dirs := $(foreach m,$(filter-out $(modules-slow),$(modules-y)),$($m_dir))
|
|
|
|
echo_modules:
|
|
echo $(module_dirs)
|
|
|
|
modules.clean:
|
|
for dir in $(module_dirs) \
|
|
; do \
|
|
$(MAKE) -C "build/$$dir" clean ; \
|
|
rm "build/$$dir/.configured" ; \
|
|
done
|
|
|
|
real.clean:
|
|
for dir in \
|
|
$(module_dirs) \
|
|
$(kernel_headers) \
|
|
; do \
|
|
if [ ! -z "$$dir" ]; then \
|
|
rm -rf "build/$$dir"; \
|
|
fi; \
|
|
done
|
|
cd install && rm -rf -- *
|
|
|
|
|
|
else
|
|
# Wrong make version detected -- build our local version
|
|
# and re-invoke the Makefile with it instead.
|
|
$(eval $(shell echo >&2 "$(DATE) Wrong make detected: $(LOCAL_MAKE_VERSION)"))
|
|
HEADS_MAKE := $(build)/$(make_dir)/make
|
|
|
|
# Once we have a proper Make, we can just pass arguments into it
|
|
all linux cpio run: $(HEADS_MAKE)
|
|
LANG=C MAKE=$(HEADS_MAKE) $(HEADS_MAKE) $(MAKE_JOBS) $@
|
|
%.clean %.vol %.menuconfig: $(HEADS_MAKE)
|
|
LANG=C MAKE=$(HEADS_MAKE) $(HEADS_MAKE) $@
|
|
|
|
bootstrap: $(HEADS_MAKE)
|
|
|
|
# How to download and build the correct version of make
|
|
$(packages)/$(make_tar):
|
|
$(WGET) -O "$@.tmp" "$(make_url)"
|
|
if ! echo "$(make_hash) $@.tmp" | sha256sum --check -; then \
|
|
exit 1 ; \
|
|
fi
|
|
mv "$@.tmp" "$@"
|
|
|
|
$(build)/$(make_dir)/.extract: $(packages)/$(make_tar)
|
|
tar xf "$<" -C "$(build)"
|
|
touch "$@"
|
|
|
|
$(build)/$(make_dir)/.patch: patches/make-$(make_version).patch $(build)/$(make_dir)/.extract
|
|
( cd "$(dir $@)" ; patch -p1 ) < "$<"
|
|
touch "$@"
|
|
|
|
$(build)/$(make_dir)/.configured: $(build)/$(make_dir)/.patch
|
|
cd "$(dir $@)" ; \
|
|
./configure 2>&1 \
|
|
| tee "$(log_dir)/make.configure.log" \
|
|
$(VERBOSE_REDIRECT)
|
|
touch "$@"
|
|
|
|
$(HEADS_MAKE): $(build)/$(make_dir)/.configured
|
|
make -C "$(dir $@)" $(MAKE_JOBS) \
|
|
2>&1 \
|
|
| tee "$(log_dir)/make.log" \
|
|
$(VERBOSE_REDIRECT)
|
|
|
|
endif
|