mirror of
https://github.com/fail0verflow/switch-coreboot.git
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032a81eb9c
It requires a flag (CONFIG_SCAN_BUILD) to be set, and then $ scan-build make Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de> Acked-by: Peter Stuge <peter@stuge.se> git-svn-id: svn://coreboot.org/repository/coreboot-v3@1146 f3766cd6-281f-0410-b1cd-43a5c92072e9
170 lines
5.5 KiB
Makefile
170 lines
5.5 KiB
Makefile
##
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## This file is part of the coreboot project.
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##
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## coreboot build system Lbuild
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##
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## Copyright (C) 2007 coresystems GmbH
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## (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program; if not, write to the Free Software
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## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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##
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VERSION = 3
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PATCHLEVEL = 0
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# Set the sublevel version string from the highest revision number
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# of the checked out files.
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SUBLEVEL := "$(shell svnversion -cn . \ | sed -e "s/.*://" -e "s/\([0-9]*\).*/\1/")"
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have_dotconfig := $(wildcard .config)
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src := $(shell pwd)
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obj := $(shell pwd)/build
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export src obj
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# Do not print "Entering directory ...".
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MAKEFLAGS += --no-print-directory
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CC ?= gcc
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CFLAGS := -Os -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
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-Werror-implicit-function-declaration -Wstrict-aliasing \
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-fno-common -ffreestanding -fno-builtin -fomit-frame-pointer \
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-mpreferred-stack-boundary=2 -mregparm=3 -pipe
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# FIXME: Does stack boundary or regparm break the code on real hardware?
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HOSTCC := $(CC)
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HOSTCXX := g++
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HOSTCFLAGS := -Wall -Wstrict-prototypes -g -fomit-frame-pointer \
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-Wno-unused -Wno-sign-compare
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LEX := flex
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LYX := lyx
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DOXYGEN := doxygen
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DOXYGEN_OUTPUT_DIR := doxygen
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# Make is silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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Q := @
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endif
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KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)
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export KERNELVERSION
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ifeq ($(strip $(have_dotconfig)),)
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all:
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$(Q)printf "Please run make menuconfig, xconfig or config first.\n"
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else
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include $(src)/.config
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include $(shell scanbuild=$(CONFIG_SCAN_BUILD) $(src)/util/xcompile/xcompile > $(src)/.xcompile || \
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{ echo "complete\\ toolchain" && rm -f $(src)/.xcompile && exit 1; }; echo $(src)/.xcompile)
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ifneq ($(CONFIG_LOCALVERSION),"")
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COREBOOT_EXTRA_VERSION := -$(shell echo $(CONFIG_LOCALVERSION))
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endif
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all: prepare prepare2 $(obj)/coreboot.rom
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$(Q)printf " DONE\n"
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ARCH:=$(shell echo $(CONFIG_ARCH))
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MAINBOARDDIR=$(shell echo $(CONFIG_MAINBOARD_DIR))
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export MAINBOARDDIR
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COREBOOTINCLUDE := -I$(src) -Iinclude \
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-I$(src)/include \
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-I$(src)/include/arch/$(ARCH)/ \
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-I$(src)/mainboard/$(MAINBOARDDIR)/ \
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-include $(obj)/config.h
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CC := $(CC_$(ARCH))
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AS := $(AS_$(ARCH))
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LD := $(LD_$(ARCH))
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NM := $(NM_$(ARCH))
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OBJCOPY := $(OBJCOPY_$(ARCH))
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OBJDUMP := $(OBJDUMP_$(ARCH))
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READELF := $(READELF_$(ARCH))
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AR := $(AR_$(ARCH))
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CFLAGS += $(CFLAGS_$(ARCH))
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CPPFLAGS := $(COREBOOTINCLUDE)
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CFLAGS += $(COREBOOTINCLUDE)
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# Note: This _must_ come after 'CC' is set for the second time in this
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# Makefile (see above), otherwise the build would break if 'gcc' isn't
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# the compiler actually used for the build (e.g. on cross compiler setups).
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CFLAGS += -nostdinc -isystem `$(CC) -print-file-name=include`
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include lib/Makefile
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include device/Makefile
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include mainboard/$(MAINBOARDDIR)/Makefile
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include Rules.make
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include northbridge/*/*/Makefile
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include southbridge/*/*/Makefile
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include superio/*/*/Makefile
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include arch/$(ARCH)/Makefile
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endif
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include util/Makefile
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doc:
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$(Q)$(LYX) -e pdf doc/design/newboot.lyx
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doxy: doxygen
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doxygen:
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$(Q)$(DOXYGEN) util/doxygen/Doxyfile.coreboot
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prepare:
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$(Q)mkdir -p $(obj)
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# FIXME: If .config changed, a rebuild is required.
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prepare2:
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$(Q)printf " CP $(subst $(shell pwd)/,,$(obj)/config.h)\n"
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$(Q)cp $(src)/.tmpconfig.h $(obj)/config.h
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$(Q)printf " GEN $(subst $(shell pwd)/,,$(obj)/build.h)\n"
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$(Q)printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" > $(obj)/build.h
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$(Q)printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.h
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$(Q)printf "\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_COMPILE_BY \"$(shell PATH=$$PATH:/usr/ucb whoami)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname)\"\n" >> $(obj)/build.h
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$(Q)printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname)\"\n" >> $(obj)/build.h
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clean:
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$(Q)printf " CLEAN $(subst $(shell pwd)/,,$(obj))\n"
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$(Q)rm -rf $(obj)
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$(Q)printf " CLEAN $(subst $(shell pwd)/,,$(DOXYGEN_OUTPUT_DIR))\n"
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$(Q)rm -rf $(DOXYGEN_OUTPUT_DIR)
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$(Q)printf " CLEAN doc/design/newboot.pdf\n"
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$(Q)rm -f doc/design/newboot.pdf
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distclean: clean
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$(Q)printf " CLEAN .kconfig.d .config .tmpconfig.h .config.old .xcompile\n"
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$(Q)rm -f .kconfig.d .config .tmpconfig.h .config.old .xcompile
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%.o: %.c
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$(Q)printf " CC $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(CC) $(CFLAGS) -o $@ -c $<
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.PHONY: doc doxygen depends prepare prepare2 clean distclean
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