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#!/usr/bin/make -f
# Use the system dtc from device-tree-compiler
export DTC=/usr/bin/dtc
# Disable branch hardening to fix build failure of arch:all build
# https://bugs.debian.org/1052724
export DEB_BUILD_MAINT_OPTIONS=hardening=-branch
include /usr/share/dpkg/architecture.mk
include /usr/share/dpkg/pkg-info.mk
DEBIAN_REVISION ?= $(shell echo $(DEB_VERSION) | sed -e 's,.*-,-,')
include debian/targets.mk
ifneq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
CROSS_COMPILE ?= $(DEB_HOST_GNU_TYPE)-
cross_build_tools ?= y
endif
# Enable verbose build by default, disable when terse is specified.
ifneq (,$(filter terse,$(DEB_BUILD_OPTIONS)))
VERBOSE=0
else
VERBOSE=1
endif
common_make_args += V=$(VERBOSE)
# the upstream build passes LDFLAGS directly to ld instead of calling gcc for
# linking; so instead of passing -Wl,foo in LDFLAGS as in automake builds, one
# should set LDFLAGS to foo directly
comma := ,
LDFLAGS := $(patsubst -Wl$(comma)%,%,$(LDFLAGS))
notools := $(filter pkg.uboot.notools,$(DEB_BUILD_PROFILES))
subarchs := $(shell dh_listpackages --arch --no-package=u-boot-tools)
# Each .deb P in subarch contains $(P_platforms).
# These profiles remove values from $(P_platforms) for debugging.
# DEB_BUILD_PROFILES='pkg.uboot.subarch.P1 pkg.uboot.subarch.P2'
# removes all platforms but in packages u-boot-P1 u-boot-P2.
only_subarchs := $(patsubst pkg.uboot.subarch.%,u-boot-%,\
$(filter pkg.uboot.subarch.%,$(DEB_BUILD_PROFILES)))
ifneq (,$(only_subarchs))
$(foreach pkg,$(filter-out $(only_subarchs),$(subarchs)),$(eval \
$(pkg)_platforms :=))
endif
# DEB_BUILD_PROFILES='pkg.uboot.platform.P1 pkg.uboot.platform.P2'
# removes all platforms but P1 P2.
only_platforms := $(patsubst pkg.uboot.platform.%,%,\
$(filter pkg.uboot.platform.%,$(DEB_BUILD_PROFILES)))
ifneq (,$(only_platforms))
$(foreach pkg,$(subarchs),$(eval \
$(pkg)_platforms := $(filter $(only_platforms),$($(pkg)_platforms))))
endif
# Enable debugging symbols and remove build paths
HOSTCFLAGS = -g -ffile-prefix-map=$(CURDIR)=.
common_make_args += HOSTCFLAGS='$(HOSTCFLAGS)'
%:
dh $@
override_dh_auto_build-indep: u-boot-qemu
override_dh_auto_build-arch: $(subarchs)
ifeq ($(notools),)
override_dh_auto_build-arch: build-tools
endif
# These intermediate per-package targets are convenient to add
# prerequisites to a subarch, but they are empty by default so we need
# to prevent Make applying the default %: recipe above.
.PHONY: u-boot-qemu $(subarchs)
define build_template
# Tell Make to build the platform as part of the package.
$(package): $(platform)
# Qemu platforms set $(platform)_CROSS_COMPILE.
$(platform):
# debian/rules: building platform: $(platform)
mkdir -p debian/build/$(platform)
dh_auto_build -- $(common_make_args) \
O=debian/build/$(platform) \
CROSS_COMPILE=$(or $($(platform)_CROSS_COMPILE),$(CROSS_COMPILE)) \
$($(package)_assigns) $($(platform)_assigns) \
$(platform)_defconfig
sed -i -e 's,^CONFIG_LOCALVERSION=.*,CONFIG_LOCALVERSION="$(DEBIAN_REVISION)",' \
debian/build/$(platform)/.config
dh_auto_build -- $(common_make_args) \
O=debian/build/$(platform) \
CROSS_COMPILE=$(or $($(platform)_CROSS_COMPILE),$(CROSS_COMPILE)) \
$($(package)_assigns) $($(platform)_assigns)
ifneq (,$(filter uboot.elf,$($(platform)_targets)))
cp -u debian/build/$(platform)/u-boot debian/build/$(platform)/uboot.elf
endif
ifeq ($(package),u-boot-qemu)
# TODO: --strip-unneeded as policy recommends? If not, why?
$($(platform)_CROSS_COMPILE)strip --remove-section=.comment --remove-section=.note \
debian/build/$(platform)/uboot.elf
endif
# Upstream generates executable targets (last checked with 2020-10).
chmod -x $(addprefix debian/build/$(platform)/,$($(platform)_targets))
install-$(platform):
dh_install -p$(package) $(addprefix debian/build/$(platform)/,$($(platform)_targets)) usr/lib/u-boot/$(platform)
endef
$(foreach package, u-boot-qemu $(subarchs),\
$(foreach platform, $($(package)_platforms),\
$(eval $(build_template))))
TOOLSDIR := debian/build/tools
build-tools:
dh_auto_build -- $(common_make_args) \
O=$(TOOLSDIR) \
CROSS_COMPILE=$(CROSS_COMPILE) \
tools-only_defconfig
cp $(TOOLSDIR)/.config $(TOOLSDIR)/config
# board-independent tools
dh_auto_build -- $(common_make_args) \
O=$(TOOLSDIR) \
CROSS_COMPILE=$(CROSS_COMPILE) \
CROSS_BUILD_TOOLS=$(cross_build_tools) \
NO_SDL=1 \
tools-all
# Only test when tools are built and native.
override_dh_auto_test-arch:
ifeq ($(notools)$(cross_build_tools),)
BASEDIR=$(TOOLSDIR) test/image/test-imagetools.sh
endif
override_dh_auto_test-indep:
# Do not spend time searching for an install target in Makefile.
override_dh_auto_install:
# override_ would require to test notools, which is unrelated.
execute_after_dh_install-indep: $(addprefix install-,$(u-boot-qemu_platforms)) installdocs-u-boot-qemu
execute_after_dh_install-arch: $(addprefix install-,$(foreach package,$(subarchs),$($(package)_platforms))) $(addprefix installdocs-,$(subarchs))
installdocs-%:
mkdir -p debian/build/$*/configs
for platform in $($*_platforms); do \
cp -u debian/build/$$platform/.config debian/build/$*/configs/config.$$platform; \
done
dh_installdocs -p$* debian/build/$*/configs
override_dh_clean:
rm -rf debian/build/
rm -f linux.itb linux.its
dh_clean $(dh_clean_args)
find . -type d -name __pycache__ -delete
override_dh_gencontrol:
dh_gencontrol -- $(dpkg-gencontrol_args) $(foreach package,\
u-boot-qemu $(subarchs),\
'-V$(package):platforms=$(subst $() ,$${Newline},$($(package)_platforms))')
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