| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2008 Advanced Micro Devices, Inc. |
| ## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de> |
| ## Copyright (C) 2009-2010 coresystems GmbH |
| ## |
| ## This program is free software; you can redistribute it and/or modify |
| ## it under the terms of the GNU General Public License as published by |
| ## the Free Software Foundation; version 2 of the License. |
| ## |
| ## This program is distributed in the hope that it will be useful, |
| ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
| ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| ## GNU General Public License for more details. |
| ## |
| ## You should have received a copy of the GNU General Public License |
| ## along with this program; if not, write to the Free Software |
| ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| ## |
| |
| ifeq ($(INNER_SCANBUILD),y) |
| CC_real:=$(CC) |
| endif |
| |
| $(if $(wildcard .xcompile),,$(eval $(shell bash util/xcompile/xcompile > .xcompile))) |
| include .xcompile |
| |
| ifeq ($(INNER_SCANBUILD),y) |
| CC:=$(CC_real) |
| HOSTCC:=$(CC_real) --hostcc |
| HOSTCXX:=$(CC_real) --hostcxx |
| endif |
| |
| export top := $(PWD) |
| export src := src |
| export srck := $(top)/util/kconfig |
| export obj ?= build |
| export objutil ?= $(obj)/util |
| export objk := $(objutil)/kconfig |
| |
| |
| export KERNELVERSION := 4.0 |
| export KCONFIG_AUTOHEADER := $(obj)/config.h |
| export KCONFIG_AUTOCONFIG := $(obj)/auto.conf |
| |
| 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 |
| ROMCC:= $(objutil)/romcc/romcc |
| HOSTCC = gcc |
| HOSTCXX = g++ |
| HOSTCFLAGS := -I$(srck) -I$(objk) -g |
| HOSTCXXFLAGS := -I$(srck) -I$(objk) |
| LIBGCC_FILE_NAME := $(shell test -r `$(CC) -print-libgcc-file-name` && $(CC) -print-libgcc-file-name) |
| |
| DOXYGEN := doxygen |
| DOXYGEN_OUTPUT_DIR := doxygen |
| |
| # Three cases where we don't need fully populated $(obj) lists: |
| # 1. when no .config exists |
| # 2. when make config (in any flavour) is run |
| # 3. when make distclean is run |
| # Don't waste time on reading all Makefile.incs in these cases |
| ifeq ($(strip $(HAVE_DOTCONFIG)),) |
| NOCOMPILE:=1 |
| endif |
| ifneq ($(MAKECMDGOALS),) |
| ifneq ($(filter %config distclean,$(MAKECMDGOALS)),) |
| NOCOMPILE:=1 |
| endif |
| endif |
| |
| ifeq ($(NOCOMPILE),1) |
| all: config |
| |
| else |
| |
| include $(top)/.config |
| |
| ifneq ($(INNER_SCANBUILD),y) |
| ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y) |
| CC:=clang -m32 |
| HOSTCC:=clang |
| endif |
| endif |
| |
| ifeq ($(CONFIG_CCACHE),y) |
| CCACHE:=CCACHE_COMPILERCHECK=content $(wildcard $(addsuffix /ccache,$(subst :, ,$(PATH)))) |
| ifeq ($(CCACHE),) |
| $(error ccache selected, but not found in PATH) |
| endif |
| CC := $(CCACHE) $(CC) |
| HOSTCC := $(CCACHE) $(HOSTCC) |
| HOSTCXX := $(CCACHE) $(HOSTCXX) |
| ROMCC := $(CCACHE) $(ROMCC) |
| endif |
| |
| strip_quotes = $(subst ",,$(subst \",,$(1))) |
| |
| ARCHDIR-$(CONFIG_ARCH_X86) := i386 |
| ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc |
| |
| MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR)) |
| export MAINBOARDDIR |
| |
| PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR) |
| TARGETS-y := |
| |
| BUILD-y := src/lib src/boot src/console src/devices src/southbridge src/northbridge src/superio src/drivers |
| BUILD-y += util/cbfstool util/sconfig |
| BUILD-$(CONFIG_ARCH_X86) += src/pc80 |
| |
| ifneq ($(CONFIG_LOCALVERSION),"") |
| COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION)) |
| endif |
| |
| # The primary target needs to be here before we include the |
| # other files |
| |
| ifeq ($(INNER_SCANBUILD),y) |
| CONFIG_SCANBUILD_ENABLE:= |
| endif |
| |
| ifeq ($(CONFIG_SCANBUILD_ENABLE),y) |
| ifneq ($(CONFIG_SCANBUILD_REPORT_LOCATION),) |
| CONFIG_SCANBUILD_REPORT_LOCATION:=-o $(CONFIG_SCANBUILD_REPORT_LOCATION) |
| endif |
| all: |
| echo '#!/bin/sh' > .ccwrap |
| echo 'CC="$(CC)"' >> .ccwrap |
| echo 'if [ "$$1" = "--hostcc" ]; then shift; CC="$(HOSTCC)"; fi' >> .ccwrap |
| echo 'if [ "$$1" = "--hostcxx" ]; then shift; CC="$(HOSTCXX)"; fi' >> .ccwrap |
| echo 'eval $$CC $$*' >> .ccwrap |
| chmod +x .ccwrap |
| scan-build $(CONFIG_SCANBUILD_REPORT_LOCATION) -analyze-headers --use-cc=$(top)/.ccwrap --use-c++=$(top)/.ccwrap $(MAKE) INNER_SCANBUILD=y |
| else |
| all: $(obj)/config.h coreboot |
| endif |
| |
| # must come rather early |
| .SECONDEXPANSION: |
| |
| $(obj)/config.h: |
| $(MAKE) oldconfig |
| |
| ####################################################################### |
| # Build the tools |
| |
| CBFSTOOL:=$(objutil)/cbfstool/cbfstool |
| |
| # needed objects that every mainboard uses |
| # Creation of these is architecture and mainboard independent |
| $(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb $(objutil)/sconfig/sconfig |
| @printf " SCONFIG $(subst $(src)/,,$(<))\n" |
| mkdir -p $(obj)/mainboard/$(MAINBOARDDIR) |
| $(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR) |
| |
| $(objutil)/%.o: $(objutil)/%.c |
| @printf " HOSTCC $(subst $(objutil)/,,$(@))\n" |
| $(HOSTCC) -MMD -I$(subst $(objutil)/,util/,$(dir $<)) -I$(dir $<) $(HOSTCFLAGS) -c -o $@ $< |
| |
| $(obj)/%.o: $(obj)/%.c $(obj)/config.h |
| @printf " CC $(subst $(obj)/,,$(@))\n" |
| $(CC) -MMD $(CFLAGS) -c -o $@ $< |
| |
| objs:=$(obj)/mainboard/$(MAINBOARDDIR)/static.o |
| initobjs:= |
| drivers:= |
| smmobjs:= |
| types:=obj initobj driver smmobj |
| |
| # Clean -y variables, include Makefile.inc |
| # If $(3) is non-empty, add paths to files in X-y, and add them to Xs |
| # Add subdirs-y to subdirs |
| includemakefiles= \ |
| $(foreach type,$(2), $(eval $(type)-y:=)) \ |
| $(eval subdirs-y:=) \ |
| $(eval -include $(1)) \ |
| $(foreach type,$(2), \ |
| $(eval $(type)s+= \ |
| $$(subst $(top)/,, \ |
| $$(abspath $$(patsubst src/%, \ |
| $(obj)/%, \ |
| $$(addprefix $(dir $(1)),$$($(type)-y))))))) \ |
| $(eval subdirs+=$$(subst $(PWD)/,,$$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y))))) |
| |
| # For each path in $(subdirs) call includemakefiles, passing $(1) as $(3) |
| # Repeat until subdirs is empty |
| evaluate_subdirs= \ |
| $(eval cursubdirs:=$(subdirs)) \ |
| $(eval subdirs:=) \ |
| $(foreach dir,$(cursubdirs), \ |
| $(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types)))) \ |
| $(if $(subdirs),$(eval $(call evaluate_subdirs))) |
| |
| # collect all object files eligible for building |
| subdirs:=$(PLATFORM-y) $(BUILD-y) |
| $(eval $(call evaluate_subdirs)) |
| |
| initobjs:=$(addsuffix .initobj.o, $(basename $(initobjs))) |
| drivers:=$(addsuffix .driver.o, $(basename $(drivers))) |
| smmobjs:=$(addsuffix .smmobj.o, $(basename $(smmobjs))) |
| |
| allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var))) |
| alldirs:=$(sort $(abspath $(dir $(allobjs)))) |
| source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs)) |
| allsrc=$(wildcard $(call source_with_ext,c) $(call source_with_ext,S)) |
| |
| define objs_asl_template |
| $(obj)/$(1)%.o: src/$(1)%.asl |
| @printf " IASL $$(subst $(top)/,,$$(@))\n" |
| $(CPP) -D__ACPI__ -P -include $(abspath $(obj)/config.h) -I$(src) -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl |
| iasl -p $$(basename $$@) -tc $$(basename $$@).asl |
| mv $$(basename $$@).hex $$(basename $$@).c |
| $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $$@))), -DAmlCode=AmlCode_$$(basename $$(notdir $$@))) -c -o $$@ $$(basename $$@).c |
| # keep %.o: %.c rule from catching the temporary .c file after a make clean |
| mv $$(basename $$@).c $$(basename $$@).hex |
| endef |
| |
| # macro to define template macros that are used by use_template macro |
| define create_cc_template |
| # $1 obj class (objs, initobjs, ...) |
| # $2 source suffix (c, S) |
| # $3 .o infix ("" ".initobj", ...) |
| # $4 additional compiler flags |
| de$(EMPTY)fine $(1)_$(2)_template |
| $(obj)/$$(1)%$(3).o: src/$$(1)%.$(2) $(obj)/config.h |
| @printf " CC $$$$(subst $$$$(obj)/,,$$$$(@))\n" |
| $(CC) $(4) -MMD $$$$(CFLAGS) -c -o $$$$@ $$$$< |
| en$(EMPTY)def |
| endef |
| |
| $(eval $(call create_cc_template,objs,c)) |
| $(eval $(call create_cc_template,objs,S,,-DASSEMBLY)) |
| $(eval $(call create_cc_template,initobjs,c,.initobj,-D__PRE_RAM__)) |
| $(eval $(call create_cc_template,initobjs,S,.initobj,-DASSEMBLY -D__PRE_RAM__)) |
| $(eval $(call create_cc_template,drivers,c,.driver)) |
| $(eval $(call create_cc_template,drivers,S,.driver,-DASSEMBLY)) |
| $(eval $(call create_cc_template,smmobjs,c,.smmobj)) |
| $(eval $(call create_cc_template,smmobjs,S,.smmobj)) |
| |
| 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,asl)) |
| $(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)) |
| |
| DEPENDENCIES = $(objs:.o=.d) $(initobjs:.o=.d) $(drivers:.o=.d) $(smmobjs:.o=.d) |
| -include $(DEPENDENCIES) |
| |
| printall: |
| @echo objs:=$(objs) |
| @echo initobjs:=$(initobjs) |
| @echo drivers:=$(drivers) |
| @echo smmobjs:=$(smmobjs) |
| @echo alldirs:=$(alldirs) |
| @echo allsrc=$(allsrc) |
| @echo DEPENDENCIES=$(DEPENDENCIES) |
| @echo LIBGCC_FILE_NAME=$(LIBGCC_FILE_NAME) |
| |
| printcrt0s: |
| @echo crt0s=$(crt0s) |
| @echo ldscripts=$(ldscripts) |
| |
| OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y)) |
| INCLUDES := -Isrc -Isrc/include -I$(obj) -Isrc/arch/$(ARCHDIR-y)/include |
| INCLUDES += -Isrc/devices/oprom/include |
| # abspath is a workaround for romcc |
| INCLUDES += -include $(abspath $(obj)/config.h) |
| |
| CFLAGS = $(INCLUDES) -Os -nostdinc -pipe |
| CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes |
| CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs |
| CFLAGS += -Wstrict-aliasing -Wshadow |
| ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y) |
| CFLAGS += -Werror |
| endif |
| CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer |
| |
| CBFS_COMPRESS_FLAG:=l |
| CBFS_PAYLOAD_COMPRESS_FLAG:= |
| CBFS_PAYLOAD_COMPRESS_NAME:=none |
| ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y) |
| CBFS_PAYLOAD_COMPRESS_FLAG:=l |
| CBFS_PAYLOAD_COMPRESS_NAME:=LZMA |
| endif |
| |
| coreboot: $(obj)/coreboot.rom |
| |
| endif |
| |
| $(shell mkdir -p $(obj) $(objutil)/kconfig/lxdialog $(objutil)/cbfstool $(objutil)/romcc $(objutil)/options $(alldirs)) |
| |
| $(obj)/build.h: .xcompile |
| @printf " GEN build.h\n" |
| rm -f $(obj)/build.h |
| printf "/* build system definitions (autogenerated) */\n" > $(obj)/build.ht |
| printf "#ifndef __BUILD_H\n" >> $(obj)/build.ht |
| printf "#define __BUILD_H\n\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_VERSION \"$(KERNELVERSION)-r$(shell if [ -d $(top)/.svn -a -f "`which svnversion`" ]; then svnversion $(top); else if [ -d $(top)/.git -a -f "`which git`" ]; then git --git-dir=/$(top)/.git log|grep git-svn-id|cut -f 2 -d@|cut -f 1 -d' '|sort -g|tail -1; fi; fi)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.ht |
| printf "\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_COMPILE_BY \"$(subst \,@,$(shell PATH=$$PATH:/usr/ucb whoami))\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname -s 2>/dev/null)\"\n" >> $(obj)/build.ht |
| printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname 2>/dev/null)\"\n" >> $(obj)/build.ht |
| printf "#endif\n" >> $(obj)/build.ht |
| mv $(obj)/build.ht $(obj)/build.h |
| |
| cscope: |
| cscope -bR |
| |
| doxy: doxygen |
| doxygen: |
| $(DOXYGEN) documentation/Doxyfile.coreboot |
| |
| doxyclean: doxygen-clean |
| doxygen-clean: |
| rm -rf $(DOXYGEN_OUTPUT_DIR) |
| |
| clean-for-update: doxygen-clean |
| rm -f $(objs) $(initobjs) $(drivers) $(smmobjs) .xcompile |
| rm -f $(DEPENDENCIES) |
| rm -f $(obj)/coreboot_ram* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a |
| rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.* |
| rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc |
| rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/mainboard/$(MAINBOARDDIR)/dsdt.* |
| rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm |
| rmdir -p $(alldirs) 2>/dev/null >/dev/null || true |
| |
| clean: clean-for-update |
| rm -f $(obj)/coreboot* .ccwrap |
| |
| clean-cscope: |
| rm -f cscope.out |
| |
| distclean: clean-cscope |
| rm -rf $(obj) |
| rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig* .ccwrap .xcompile |
| |
| 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 |
| awk '/^#define ([^"])* ([^"])*$$/ {gsub("\\r","",$$3); print $$2 " = " $$3 ";";}' $< > $@ |
| |
| _WINCHECK=$(shell uname -o 2> /dev/null) |
| STACK= |
| ifeq ($(_WINCHECK),Msys) |
| STACK=-Wl,--stack,16384000 |
| endif |
| ifeq ($(_WINCHECK),Cygwin) |
| STACK=-Wl,--stack,16384000 |
| endif |
| |
| $(objutil)/romcc/romcc: $(top)/util/romcc/romcc.c |
| @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n" |
| @# Note: Adding -O2 here might cause problems. For details see: |
| @# http://www.coreboot.org/pipermail/coreboot/2010-February/055825.html |
| $(HOSTCC) -g $(STACK) -Wall -o $@ $< |
| |
| .PHONY: $(PHONY) clean clean-cscope cscope distclean doxygen doxy coreboot .xcompile |
| |