blob: e683f3949d814f70834640b03f1a5c1d57c03797 [file] [log] [blame]
##
## 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 := $(obj)/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 := $(wildcard .config)
MAKEFLAGS += -rR --no-print-directory
# Make is silent per default, but 'make V=1' will show all compiler calls.
Q:=@
ifneq ($(V),1)
ifneq ($(Q),)
.SILENT:
endif
endif
CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
HOSTCC = gcc
HOSTCXX = g++
HOSTCFLAGS := -I$(srck) -I$(objk) -g
HOSTCXXFLAGS := -I$(srck) -I$(objk)
LIBGCC_FILE_NAME := $(shell $(CC) -print-libgcc-file-name)
DESTDIR = /opt
DOXYGEN := doxygen
DOXYGEN_OUTPUT_DIR := doxygen
ifeq ($(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
ifneq ($(CONFIG_LOCALVERSION),"")
COREBOOT_EXTRA_VERSION := -$(shell echo $(CONFIG_LOCALVERSION))
endif
# The primary target needs to be here before we include the
# other files
all: coreboot
#######################################################################
# Build the tools
CBFSTOOL:=$(obj)/util/cbfstool/cbfstool
$(obj)/mainboard/$(MAINBOARDDIR)/config.py: $(yapps2_py) $(config_g)
mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
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)/devicetree.cb $(obj)/mainboard/$(MAINBOARDDIR)/config.py
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)),$$(subdirs-y)))))
evaluate_subdirs=$(eval cursubdirs:=$(subdirs)) $(eval subdirs:=) $(foreach dir,$(cursubdirs),$(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types) $(src_types),$(1)))) $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1))))
# collect all object files eligible for building
subdirs:=$(PLATFORM-y) $(BUILD-y)
$(eval $(call evaluate_subdirs, modify))
allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var)))
alldirs:=$(sort $(abspath $(dir $(allobjs))))
source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs))
allsrc=$(wildcard $(call source_with_ext,c) $(call source_with_ext,S))
POST_EVALUATION:=y
# fetch rules (protected in POST_EVALUATION) that rely on the variables filled above
subdirs:=$(PLATFORM-y) $(BUILD-y)
$(eval $(call evaluate_subdirs))
define c_dsl_template
$(obj)/$(1)%.c: src/$(1)%.dsl
@printf " IASL $$(subst $$(shell pwd)/,,$$(@))\n"
iasl -p $$(basename $$@) -tc $$<
perl -pi -e 's/AmlCode/AmlCode_$$(notdir $$(basename $$@))/g' $$(basename $$@).hex
mv $$(basename $$@).hex $$@
endef
define objs_c_template
$(obj)/$(1)%.o: src/$(1)%.c
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
endef
define objs_S_template
$(obj)/$(1)%.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define initobjs_c_template
$(obj)/$(1)%.o: src/$(1)%.c
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
endef
define initobjs_S_template
$(obj)/$(1)%.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define drivers_c_template
$(obj)/$(1)%.o: src/$(1)%.c
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
endef
define drivers_S_template
$(obj)/$(1)%.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define smmobjs_c_template
$(obj)/$(1)%.o: src/$(1)%.c
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
endef
define smmobjs_S_template
$(obj)/$(1)%.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
endef
usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
$(eval $(call usetemplate,c,dsl))
$(eval $(call usetemplate,objs,c))
$(eval $(call usetemplate,objs,S))
$(eval $(call usetemplate,initobjs,c))
$(eval $(call usetemplate,initobjs,S))
$(eval $(call usetemplate,drivers,c))
$(eval $(call usetemplate,drivers,S))
$(eval $(call usetemplate,smmobjs,c))
$(eval $(call usetemplate,smmobjs,S))
printall:
@echo objs:=$(objs)
@echo initobjs:=$(initobjs)
@echo drivers:=$(drivers)
@echo smmobjs:=$(smmobjs)
@echo alldirs:=$(alldirs)
@echo allsrc=$(allsrc)
OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y))
INCLUDES := -I$(top)/src -I$(top)/src/include -I$(obj) -I$(top)/src/arch/$(ARCHDIR-y)/include
INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)include
INCLUDES += -I$(top)/util/x86emu/include
INCLUDES += -include $(obj)/build.h
try-run= $(shell set -e; \
TMP=".$$$$.tmp"; \
if ($(1)) > /dev/null 2>&1; \
then echo "$(2)"; \
else echo "$(3)"; \
fi; rm -rf "$$TMP")
cc-option= $(call try-run,\
$(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2))
STACKPROTECT += $(call cc-option, -fno-stack-protector,)
CFLAGS = $(STACKPROTECT) $(INCLUDES) -Os -nostdinc
CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
CFLAGS += -Wstrict-aliasing -Wshadow
CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
CBFS_COMPRESS_FLAG:=l
CBFS_PAYLOAD_COMPRESS_FLAG:=
ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
CBFS_PAYLOAD_COMPRESS_FLAG:=l
endif
coreboot: prepare prepare2 $(obj)/coreboot.rom
endif
prepare:
mkdir -p $(obj)
mkdir -p $(obj)/util/kconfig/lxdialog
test -n "$(alldirs)" && mkdir -p $(alldirs) || true
prepare2:
@printf " GEN build.h\n"
printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" > $(obj)/build.h
printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_V2 \"$(COREBOOT_V2)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.h
printf "\n" >> $(obj)/build.h
printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.h
printf "#define COREBOOT_COMPILE_BY \"$(shell PATH=$$PATH:/usr/ucb whoami)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname)\"\n" >> $(obj)/build.h
printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname)\"\n" >> $(obj)/build.h
printf "#include \"config.h\"\n" >> $(obj)/build.h
doxy: doxygen
doxygen:
$(DOXYGEN) Doxyfile
doxyclean: doxygen-clean
doxygen-clean:
rm -rf $(DOXYGEN_OUTPUT_DIR)
clean: doxygen-clean
rm -f $(allobjs) $(obj)/coreboot*
rm -f $(obj)/option_table.* $(obj)/crt0_includes.h $(obj)/ldscript
rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
rm -f $(obj)/mainboard/$(MAINBOARDDIR)/auto.inc $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
rmdir -p $(alldirs) 2>/dev/null >/dev/null || true
$(MAKE) -C util/sconfig clean
distclean: clean
rm -rf $(obj) .xcompile
rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig*
update:
dongle.py -c /dev/term/1 $(obj)/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/$$/;/' > $(obj)/ldoptions
awk '/^#define ([^"])* ([^"])*$$/ {print $$2 " = " $$3 ";";}' $< > $@
$(obj)/romcc: $(top)/util/romcc/romcc.c
@printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
$(HOSTCC) -g -O2 -Wall -o $@ $<
.PHONY: $(PHONY) prepare prepare2 clean distclean doxygen doxy coreboot