## ## This file is part of the coreboot project. ## ## Copyright (C) 2008 Advanced Micro Devices, Inc. ## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de> ## ## Redistribution and use in source and binary forms, with or without ## modification, are permitted provided that the following conditions ## are met: ## 1. Redistributions of source code must retain the above copyright ## notice, this list of conditions and the following disclaimer. ## 2. Redistributions in binary form must reproduce the above copyright ## notice, this list of conditions and the following disclaimer in the ## documentation and/or other materials provided with the distribution. ## 3. The name of the author may not be used to endorse or promote products ## derived from this software without specific prior written permission. ## ## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE ## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ## SUCH DAMAGE. ## $(if $(wildcard .xcompile),,$(eval $(shell bash util/xcompile/xcompile > .xcompile))) include .xcompile export top := $(shell pwd) export src := $(top)/src export srck := $(top)/util/kconfig export obj := $(top)/build export objk := $(top)/build/util/kconfig export sconfig := $(top)/util/sconfig export yapps2_py := $(sconfig)/yapps2.py export config_g := $(sconfig)/config.g export KERNELVERSION := 2.3 export KCONFIG_AUTOHEADER := $(obj)/config.h export KCONFIG_AUTOCONFIG := $(obj)/auto.conf export COREBOOT_V2 := 1 CONFIG_SHELL := sh KBUILD_DEFCONFIG := configs/defconfig UNAME_RELEASE := $(shell uname -r) HAVE_DOTCONFIG := $(wildcard .config) MAKEFLAGS += -rR --no-print-directory # Make is silent per default, but 'make V=1' will show all compiler calls. ifneq ($(V),1) Q := @ endif CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E HOSTCC = gcc HOSTCXX = g++ HOSTCFLAGS := -I$(srck) -I$(objk) -g HOSTCXXFLAGS := -I$(srck) -I$(objk) DESTDIR = /opt DOXYGEN := doxygen DOXYGEN_OUTPUT_DIR := doxygen ifeq ($(strip $(HAVE_DOTCONFIG)),) all: config else include $(top)/.config ARCHDIR-$(CONFIG_ARCH_X86) := i386 ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc MAINBOARDDIR=$(shell echo $(CONFIG_MAINBOARD_DIR)) export MAINBOARDDIR PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR) TARGETS-y := BUILD-y := src/lib src/boot src/console src/devices src/southbridge src/northbridge src/superio src/drivers util/x86emu BUILD-y += util/cbfstool BUILD-$(CONFIG_ARCH_X86) += src/pc80 # The primary target needs to be here before we include the # other files all: coreboot ####################################################################### # Build the tools CBFSTOOL:=$(obj)/util/cbfstool/cbfstool $(obj)/mainboard/$(MAINBOARDDIR)/config.py: $(yapps2_py) $(config_g) $(Q)mkdir -p $(obj)/mainboard/$(MAINBOARDDIR) $(Q)python $(yapps2_py) $(config_g) $(obj)/mainboard/$(MAINBOARDDIR)/config.py # needed objects that every mainboard uses # Creation of these is architecture and mainboard independent $(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/Config.lb $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(Q)mkdir -p $(obj)/mainboard/$(MAINBOARDDIR) (cd $(obj)/mainboard/$(MAINBOARDDIR) ; PYTHONPATH=$(top)/util/sconfig export PYTHONPATH; python config.py $(MAINBOARDDIR) $(top) $(obj)/mainboard/$(MAINBOARDDIR)) $(obj)/mainboard/$(MAINBOARDDIR)/static.o: $(obj)/mainboard/$(MAINBOARDDIR)/static.c # objs:=$(obj)/mainboard/$(MAINBOARDDIR)/static.o initobjs:= drivers:= smmobjs:= crt0s:= ldscripts:= types:=obj initobj driver smmobj src_types:=crt0 ldscript includemakefiles=$(foreach type,$(2), $(eval $(type)-y:=)) $(eval subdirs-y:=) $(eval include $(1)) $(if $(strip $(3)),$(foreach type,$(2),$(eval $(type)s+=$$(patsubst src/%,$(obj)/%,$$(addprefix $(dir $(1)),$$($(type)-y)))))) $(eval subdirs+=$$(subst $(PWD)/,,$$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y))))) evaluate_subdirs=$(eval cursubdirs:=$(subdirs)) $(eval subdirs:=) $(foreach dir,$(cursubdirs),$(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types) $(src_types),$(1)))) $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1)))) # collect all object files eligible for building subdirs:=$(PLATFORM-y) $(BUILD-y) $(eval $(call evaluate_subdirs, modify)) allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var))) alldirs:=$(sort $(abspath $(dir $(allobjs)))) source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs)) allsrc=$(wildcard $(call source_with_ext,c) $(call source_with_ext,S)) POST_EVALUATION:=y # fetch rules (protected in POST_EVALUATION) that rely on the variables filled above subdirs:=$(PLATFORM-y) $(BUILD-y) $(eval $(call evaluate_subdirs)) define objs_c_template $(obj)/$(1)%.o: src/$(1)%.c $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$< endef define objs_S_template $(obj)/$(1)%.o: src/$(1)%.S $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$< endef define initobjs_c_template $(obj)/$(1)%.o: src/$(1)%.c $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$< endef define initobjs_S_template $(obj)/$(1)%.o: src/$(1)%.S $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$< endef define drivers_c_template $(obj)/$(1)%.o: src/$(1)%.c $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$< endef define drivers_S_template $(obj)/$(1)%.o: src/$(1)%.S $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$< endef define smmobjs_c_template $(obj)/$(1)%.o: src/$(1)%.c $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$< endef define smmobjs_S_template $(obj)/$(1)%.o: src/$(1)%.S $(Q)printf " CC $$(subst $$(shell pwd)/,,$$(@))\n" $(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$< endef usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d))))) usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d))))) $(eval $(call usetemplate,objs,c)) $(eval $(call usetemplate,objs,S)) $(eval $(call usetemplate,initobjs,c)) $(eval $(call usetemplate,initobjs,S)) $(eval $(call usetemplate,drivers,c)) $(eval $(call usetemplate,drivers,S)) $(eval $(call usetemplate,smmobjs,c)) $(eval $(call usetemplate,smmobjs,S)) printall: @echo objs:=$(objs) @echo initobjs:=$(initobjs) @echo drivers:=$(drivers) @echo smmobjs:=$(smmobjs) @echo alldirs:=$(alldirs) @echo allsrc=$(allsrc) OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y)) INCLUDES := -I$(top)/src -I$(top)/src/include -I$(obj) -I$(top)/src/arch/$(ARCHDIR-y)/include INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)include INCLUDES += -include $(obj)/build.h try-run= $(shell set -e; \ TMP=".$$$$.tmp"; \ if ($(1)) > /dev/null 2>&1; \ then echo "$(2)"; \ else echo "$(3)"; \ fi; rm -rf "$$TMP") cc-option= $(call try-run,\ $(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2)) STACKPROTECT += $(call cc-option, -fno-stack-protector,) CFLAGS = $(STACKPROTECT) $(INCLUDES) $(MAINBOARD_OPTIONS) -Os -nostdinc CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes CFLAGS +=-Wwrite-strings -Wredundant-decls -Wno-trigraphs CFLAGS += -Werror-implicit-function-declaration -Wstrict-aliasing -Wshadow CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer CBFS_COMPRESS_FLAG:= ifeq "$(CONFIG_COMPRESSED_PAYLOAD_LZMA)" "1" CBFS_COMPRESS_FLAG:=l endif coreboot: prepare prepare2 $(obj)/coreboot.rom endif prepare: $(Q)mkdir -p $(obj) $(Q)mkdir -p $(obj)/util/kconfig/lxdialog $(Q)test -n "$(alldirs)" && mkdir -p $(alldirs) || true prepare2: $(Q)printf " GEN $(subst $(shell pwd)/,,$(obj)/build.h)\n" $(Q)printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" > $(obj)/build.h $(Q)printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_V2 \"$(COREBOOT_V2)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.h $(Q)printf "\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_COMPILE_BY \"$(shell PATH=$$PATH:/usr/ucb whoami)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname)\"\n" >> $(obj)/build.h $(Q)printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname)\"\n" >> $(obj)/build.h $(Q)printf "#include \"config.h\"\n" >> $(obj)/build.h doxy: doxygen doxygen: $(Q)$(DOXYGEN) Doxyfile doxyclean: doxygen-clean doxygen-clean: $(Q)rm -rf $(DOXYGEN_OUTPUT_DIR) clean: doxygen-clean $(Q)rm -f $(allobjs) build/coreboot* .xcompile $(Q)rm -f build/option_table.* build/crt0_includes.h build/ldscript $(Q)rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot $(Q)rm -f $(obj)/mainboard/$(MAINBOARDDIR)/auto.inc $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm $(Q)rmdir -p $(alldirs) 2>/dev/null >/dev/null || true distclean: clean $(Q)rm -rf build $(Q)rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig* update: $(Q)dongle.py -c /dev/term/1 build/coreboot.rom EOF # This include must come _before_ the pattern rules below! # Order _does_ matter for pattern rules. include util/kconfig/Makefile $(obj)/ldoptions: $(obj)/config.h # cat $(obj)/config.h | grep -v \" |grep -v AUTOCONF_INCLUDED | grep \#define | sed s/\#define\ // | sed s/\ /\ =\ / | sed 's/$$/;/' > $(obj)/ldoptions $(Q)awk '/^#define ([^"])* ([^"])*$$/ {print $$2 " = " $$3 ";";}' $< > $@ $(obj)/romcc: $(top)/util/romcc/romcc.c $(Q)printf " HOSTCC romcc" $(HOSTCC) -g -O2 -Wall -o $@ $< .PHONY: $(PHONY) prepare prepare2 clean distclean doxygen doxy coreboot