300 lines
11 KiB
Makefile
300 lines
11 KiB
Makefile
##
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## This file is part of the coreboot project.
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##
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## Copyright (C) 2008 Advanced Micro Devices, Inc.
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## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
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##
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## Redistribution and use in source and binary forms, with or without
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## modification, are permitted provided that the following conditions
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## are met:
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## 1. Redistributions of source code must retain the above copyright
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## notice, this list of conditions and the following disclaimer.
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## 2. Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimer in the
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## documentation and/or other materials provided with the distribution.
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## 3. The name of the author may not be used to endorse or promote products
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## derived from this software without specific prior written permission.
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##
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## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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## SUCH DAMAGE.
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##
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$(if $(wildcard .xcompile),,$(eval $(shell bash util/xcompile/xcompile > .xcompile)))
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include .xcompile
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export top := $(shell pwd)
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export src := $(top)/src
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export srck := $(top)/util/kconfig
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export obj := $(top)/build
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export objk := $(top)/build/util/kconfig
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export sconfig := $(top)/util/sconfig
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export yapps2_py := $(sconfig)/yapps2.py
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export config_g := $(sconfig)/config.g
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export KERNELVERSION := 2.3
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export KCONFIG_AUTOHEADER := $(obj)/config.h
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export KCONFIG_AUTOCONFIG := $(obj)/auto.conf
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export COREBOOT_V2 := 1
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CONFIG_SHELL := sh
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KBUILD_DEFCONFIG := configs/defconfig
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UNAME_RELEASE := $(shell uname -r)
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HAVE_DOTCONFIG := $(wildcard .config)
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MAKEFLAGS += -rR --no-print-directory
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# Make is silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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Q := @
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endif
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CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
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HOSTCC = gcc
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HOSTCXX = g++
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HOSTCFLAGS := -I$(srck) -I$(objk) -g
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HOSTCXXFLAGS := -I$(srck) -I$(objk)
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DESTDIR = /opt
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DOXYGEN := doxygen
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DOXYGEN_OUTPUT_DIR := doxygen
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ifeq ($(strip $(HAVE_DOTCONFIG)),)
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all: config
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else
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include $(top)/.config
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ARCHDIR-$(CONFIG_ARCH_X86) := i386
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ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc
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MAINBOARDDIR=$(shell echo $(CONFIG_MAINBOARD_DIR))
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export MAINBOARDDIR
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PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR)
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TARGETS-y :=
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BUILD-y := src/lib src/boot src/console src/devices src/southbridge src/northbridge src/superio src/drivers util/x86emu
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BUILD-y += util/cbfstool
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BUILD-$(CONFIG_ARCH_X86) += src/pc80
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# The primary target needs to be here before we include the
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# other files
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all: coreboot
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#######################################################################
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# Build the tools
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CBFSTOOL:=$(obj)/util/cbfstool/cbfstool
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$(obj)/mainboard/$(MAINBOARDDIR)/config.py: $(yapps2_py) $(config_g)
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$(Q)mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
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$(Q)python $(yapps2_py) $(config_g) $(obj)/mainboard/$(MAINBOARDDIR)/config.py
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# needed objects that every mainboard uses
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# Creation of these is architecture and mainboard independent
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$(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/Config.lb $(obj)/mainboard/$(MAINBOARDDIR)/config.py
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$(Q)mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
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(cd $(obj)/mainboard/$(MAINBOARDDIR) ; PYTHONPATH=$(top)/util/sconfig export PYTHONPATH; python config.py $(MAINBOARDDIR) $(top) $(obj)/mainboard/$(MAINBOARDDIR))
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$(obj)/mainboard/$(MAINBOARDDIR)/static.o: $(obj)/mainboard/$(MAINBOARDDIR)/static.c
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#
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objs:=$(obj)/mainboard/$(MAINBOARDDIR)/static.o
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initobjs:=
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drivers:=
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smmobjs:=
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crt0s:=
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ldscripts:=
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types:=obj initobj driver smmobj
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src_types:=crt0 ldscript
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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)),$$(subdirs-y)))))
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evaluate_subdirs=$(eval cursubdirs:=$(subdirs)) $(eval subdirs:=) $(foreach dir,$(cursubdirs),$(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types) $(src_types),$(1)))) $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1))))
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# collect all object files eligible for building
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subdirs:=$(PLATFORM-y) $(BUILD-y)
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$(eval $(call evaluate_subdirs, modify))
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allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var)))
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alldirs:=$(sort $(abspath $(dir $(allobjs))))
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source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs))
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allsrc=$(wildcard $(call source_with_ext,c) $(call source_with_ext,S))
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POST_EVALUATION:=y
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# fetch rules (protected in POST_EVALUATION) that rely on the variables filled above
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subdirs:=$(PLATFORM-y) $(BUILD-y)
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$(eval $(call evaluate_subdirs))
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define objs_c_template
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$(obj)/$(1)%.o: src/$(1)%.c
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
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endef
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define objs_S_template
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$(obj)/$(1)%.o: src/$(1)%.S
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
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endef
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define initobjs_c_template
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$(obj)/$(1)%.o: src/$(1)%.c
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
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endef
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define initobjs_S_template
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$(obj)/$(1)%.o: src/$(1)%.S
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
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endef
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define drivers_c_template
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$(obj)/$(1)%.o: src/$(1)%.c
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
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endef
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define drivers_S_template
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$(obj)/$(1)%.o: src/$(1)%.S
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
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endef
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define smmobjs_c_template
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$(obj)/$(1)%.o: src/$(1)%.c
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
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endef
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define smmobjs_S_template
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$(obj)/$(1)%.o: src/$(1)%.S
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@printf " CC $$(subst $$(shell pwd)/,,$$(@))\n"
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$(Q)$(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
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endef
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usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
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usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
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$(eval $(call usetemplate,objs,c))
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$(eval $(call usetemplate,objs,S))
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$(eval $(call usetemplate,initobjs,c))
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$(eval $(call usetemplate,initobjs,S))
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$(eval $(call usetemplate,drivers,c))
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$(eval $(call usetemplate,drivers,S))
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$(eval $(call usetemplate,smmobjs,c))
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$(eval $(call usetemplate,smmobjs,S))
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printall:
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@echo objs:=$(objs)
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@echo initobjs:=$(initobjs)
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@echo drivers:=$(drivers)
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@echo smmobjs:=$(smmobjs)
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@echo alldirs:=$(alldirs)
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@echo allsrc=$(allsrc)
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OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y))
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INCLUDES := -I$(top)/src -I$(top)/src/include -I$(obj) -I$(top)/src/arch/$(ARCHDIR-y)/include
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INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)include
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INCLUDES += -include $(obj)/build.h
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try-run= $(shell set -e; \
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TMP=".$$$$.tmp"; \
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if ($(1)) > /dev/null 2>&1; \
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then echo "$(2)"; \
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else echo "$(3)"; \
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fi; rm -rf "$$TMP")
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cc-option= $(call try-run,\
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$(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2))
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STACKPROTECT += $(call cc-option, -fno-stack-protector,)
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CFLAGS = $(STACKPROTECT) $(INCLUDES) $(MAINBOARD_OPTIONS) -Os -nostdinc
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CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
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CFLAGS +=-Wwrite-strings -Wredundant-decls -Wno-trigraphs
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CFLAGS += -Werror-implicit-function-declaration -Wstrict-aliasing -Wshadow
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CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
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CBFS_COMPRESS_FLAG:=
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ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
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CBFS_COMPRESS_FLAG:=l
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endif
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coreboot: prepare prepare2 $(obj)/coreboot.rom
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endif
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prepare:
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$(Q)mkdir -p $(obj)
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$(Q)mkdir -p $(obj)/util/kconfig/lxdialog
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$(Q)test -n "$(alldirs)" && mkdir -p $(alldirs) || true
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prepare2:
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@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_V2 \"$(COREBOOT_V2)\"\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" >> $(obj)/build.h
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$(Q)printf "#include \"config.h\"\n" >> $(obj)/build.h
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doxy: doxygen
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doxygen:
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$(Q)$(DOXYGEN) Doxyfile
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doxyclean: doxygen-clean
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doxygen-clean:
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$(Q)rm -rf $(DOXYGEN_OUTPUT_DIR)
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clean: doxygen-clean
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$(Q)rm -f $(allobjs) build/coreboot* .xcompile
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$(Q)rm -f build/option_table.* build/crt0_includes.h build/ldscript
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$(Q)rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
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$(Q)rm -f $(obj)/mainboard/$(MAINBOARDDIR)/auto.inc $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
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$(Q)rmdir -p $(alldirs) 2>/dev/null >/dev/null || true
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distclean: clean
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$(Q)rm -rf build
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$(Q)rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig*
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update:
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$(Q)dongle.py -c /dev/term/1 build/coreboot.rom EOF
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# This include must come _before_ the pattern rules below!
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# Order _does_ matter for pattern rules.
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include util/kconfig/Makefile
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$(obj)/ldoptions: $(obj)/config.h
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# cat $(obj)/config.h | grep -v \" |grep -v AUTOCONF_INCLUDED | grep \#define | sed s/\#define\ // | sed s/\ /\ =\ / | sed 's/$$/;/' > $(obj)/ldoptions
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$(Q)awk '/^#define ([^"])* ([^"])*$$/ {print $$2 " = " $$3 ";";}' $< > $@
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$(obj)/romcc: $(top)/util/romcc/romcc.c
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@printf " HOSTCC romcc"
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$(HOSTCC) -g -O2 -Wall -o $@ $<
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.PHONY: $(PHONY) prepare prepare2 clean distclean doxygen doxy coreboot
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