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authorPatrick Georgi <patrick.georgi@secunet.com>2011-02-22 14:35:05 +0000
committerPatrick Georgi <patrick.georgi@coresystems.de>2011-02-22 14:35:05 +0000
commit71b8480921731c20521b80acae2db9d622acfa05 (patch)
tree70cb32a58e7e1cf4048876d27f051f17d0132e40
parent541269bc85b7d63b7660cd299e70335a52d5fdf4 (diff)
downloadcoreboot-71b8480921731c20521b80acae2db9d622acfa05.tar.xz
Move coreboot specific rules and setup to toplevel Makefile.inc
KERNELVERSION issue found by Stefan is fixed. Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com> Acked-by: Stefan Reinauer <stefan.reinauer@coreboot.org> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6375 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r--Makefile224
-rw-r--r--Makefile.inc227
2 files changed, 249 insertions, 202 deletions
diff --git a/Makefile b/Makefile
index a233c1332f..05b54e298e 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,7 @@
## Copyright (C) 2008 Advanced Micro Devices, Inc.
## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
## Copyright (C) 2009-2010 coresystems GmbH
+## Copyright (C) 2011 secunet Security Networks AG
##
## 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
@@ -40,7 +41,6 @@ export objutil ?= $(obj)/util
export objk := $(objutil)/kconfig
-export KERNELVERSION := 4.0
export KCONFIG_AUTOHEADER := $(obj)/config.h
export KCONFIG_AUTOCONFIG := $(obj)/auto.conf
@@ -62,7 +62,6 @@ endif
endif
CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
-ROMCC:= $(objutil)/romcc/romcc
HOSTCC = gcc
HOSTCXX = g++
HOSTCFLAGS := -I$(srck) -I$(objk) -g
@@ -72,6 +71,13 @@ LIBGCC_FILE_NAME := $(shell test -r `$(CC) -print-libgcc-file-name` && $(CC) -pr
DOXYGEN := doxygen
DOXYGEN_OUTPUT_DIR := doxygen
+all: real-all
+
+# This include must come _before_ he pattern rules below!
+# Order _does_ matter for pattern rules.
+include Makefile.inc
+include util/kconfig/Makefile
+
# Three cases where we don't need fully populated $(obj) lists:
# 1. when no .config exists
# 2. when make config (in any flavour) is run
@@ -87,7 +93,7 @@ endif
endif
ifeq ($(NOCOMPILE),1)
-all: config
+real-all: config
else
@@ -114,23 +120,6 @@ endif
strip_quotes = $(subst ",,$(subst \",,$(1)))
-ARCHDIR-$(CONFIG_ARCH_X86) := x86
-ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc
-
-MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
-export MAINBOARDDIR
-
-PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR)
-TARGETS-y :=
-
-BUILD-y := src/lib src/boot src/console src/devices src/ec src/southbridge src/northbridge src/superio src/drivers
-BUILD-y += util/cbfstool util/sconfig
-BUILD-$(CONFIG_ARCH_X86) += src/pc80
-
-ifneq ($(CONFIG_LOCALVERSION),"")
-COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
-endif
-
# The primary target needs to be here before we include the
# other files
@@ -142,7 +131,7 @@ ifeq ($(CONFIG_SCANBUILD_ENABLE),y)
ifneq ($(CONFIG_SCANBUILD_REPORT_LOCATION),)
CONFIG_SCANBUILD_REPORT_LOCATION:=-o $(CONFIG_SCANBUILD_REPORT_LOCATION)
endif
-all:
+real-all:
echo '#!/bin/sh' > .ccwrap
echo 'CC="$(CC)"' >> .ccwrap
echo 'if [ "$$1" = "--hostcc" ]; then shift; CC="$(HOSTCC)"; fi' >> .ccwrap
@@ -151,7 +140,7 @@ all:
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
+real-all: real-target
endif
# must come rather early
@@ -160,29 +149,6 @@ endif
$(obj)/config.h:
$(MAKE) oldconfig
-#######################################################################
-# Build the tools
-
-CBFSTOOL:=$(obj)/cbfstool
-
-$(CBFSTOOL): $(objutil)/cbfstool/cbfstool
- cp $< $@
-
-# 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)/%.ramstage.o: $(obj)/%.c $(obj)/config.h
- @printf " CC $(subst $(obj)/,,$(@))\n"
- $(CC) -MMD $(CFLAGS) -c -o $@ $<
-
# Add a new class of source/object files to the build system
add-class= \
$(eval $(1)-srcs:=) \
@@ -198,28 +164,6 @@ add-special-class= \
$(eval $(1):=) \
$(eval special-classes+=$(1))
-$(call add-class,ramstage)
-$(call add-class,romstage)
-$(call add-class,driver)
-$(call add-class,smm)
-ramstage-S-ccopts:=-DASSEMBLY
-romstage-c-ccopts:=-D__PRE_RAM__
-romstage-S-ccopts:=-DASSEMBLY -D__PRE_RAM__
-driver-S-ccopts:=-DASSEMBLY
-
-
-$(call add-special-class,cbfs-files)
-cbfs-files-handler= \
- $(if $(wildcard $(1)$($(2)-file)), \
- $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
- $(eval tmp-cbfs-file:= $($(2)-file))) \
- $(eval cbfs-files += $(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-position)) \
- $(eval $(2)-name:=) \
- $(eval $(2)-type:=) \
- $(eval $(2)-position:=)
-
-ramstage-srcs+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
-
# Clean -y variables, include Makefile.inc
# Add paths to files in X-y to X-srcs
# Add subdirs-y to subdirs
@@ -245,7 +189,7 @@ evaluate_subdirs= \
$(if $(subdirs),$(eval $(call evaluate_subdirs)))
# collect all object files eligible for building
-subdirs:=$(PLATFORM-y) $(BUILD-y)
+subdirs:=.
$(eval $(call evaluate_subdirs))
src-to-obj=$(addsuffix .$(1).o, $(basename $(patsubst src/%, $(obj)/%, $($(1)-srcs))))
@@ -255,20 +199,9 @@ allsrcs:=$(foreach var, $(addsuffix -srcs,$(classes)), $($(var)))
allobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
alldirs:=$(sort $(abspath $(dir $(allobjs))))
-define ramstage-objs_asl_template
-$(obj)/$(1).ramstage.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 $$(obj)/$(1) -tc $$(basename $$@).asl
- mv $$(obj)/$(1).hex $$(basename $$@).c
- $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).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 (ramstage, romstage, driver, smm)
+# $1 obj class
# $2 source suffix (c, S)
# $3 additional compiler flags
ifn$(EMPTY)def $(1)-objs_$(2)_template
@@ -288,75 +221,20 @@ $(foreach class,$(classes), \
foreach-src=$(foreach file,$($(1)-srcs),$(eval $(call $(1)-objs_$(subst .,,$(suffix $(file)))_template,$(subst src/,,$(basename $(file))))))
$(eval $(foreach class,$(classes),$(call foreach-src,$(class))))
-DEPENDENCIES = $(ramstage-objs:.o=.d) $(romstage-objs:.o=.d) $(driver-objs:.o=.d) $(smm-objs:.o=.d)
+DEPENDENCIES = $(allobjs:.o=.d)
-include $(DEPENDENCIES)
printall:
- @echo ramstage-objs:=$(ramstage-objs)
- @echo romstage-objs:=$(romstage-objs)
- @echo driver-objs:=$(driver-objs)
- @echo smm-objs:=$(smm-objs)
+ @$(foreach class,$(classes),echo $(class)-objs:=$($(class)-objs); )
@echo alldirs:=$(alldirs)
@echo allsrcs=$(allsrcs)
@echo DEPENDENCIES=$(DEPENDENCIES)
@echo LIBGCC_FILE_NAME=$(LIBGCC_FILE_NAME)
- @echo cbfs-files:='$(cbfs-files)'
-
-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 = $(INCLUDES) -Os -pipe -g
-CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
-CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
-CFLAGS += -Wstrict-aliasing -Wshadow
-ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
-CFLAGS += -Werror
-endif
-ifneq ($(CONFIG_AMD_AGESA),y)
-CFLAGS += -nostdinc
-endif
-CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
-
-CBFS_COMPRESS_FLAG:=l
-CBFS_PAYLOAD_COMPRESS_FLAG:=
-CBFS_PAYLOAD_COMPRESS_NAME:=none
-ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
-CBFS_PAYLOAD_COMPRESS_FLAG:=l
-CBFS_PAYLOAD_COMPRESS_NAME:=LZMA
-endif
-
-coreboot: $(obj)/coreboot.rom
+ @$(foreach class,$(special-classes),echo $(class):='$($(class))'; )
endif
-$(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
+$(shell mkdir -p $(obj) $(objutil)/kconfig/lxdialog $(additional-dirs) $(alldirs))
cscope:
cscope -bR
@@ -369,25 +247,13 @@ doxyclean: doxygen-clean
doxygen-clean:
rm -rf $(DOXYGEN_OUTPUT_DIR)
-clean-for-update: doxygen-clean
- rm -f $(ramstage-objs) $(romstage-objs) $(driver-objs) $(smm-objs) .xcompile
+clean-for-update: doxygen-clean clean-for-update-target
+ rm -f $(allobjs) .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
- $(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean
-
-clean: clean-for-update
- rm -f $(obj)/coreboot* .ccwrap
-clean-abuild:
- rm -rf coreboot-builds
+clean: clean-for-update clean-target
+ rm -f .ccwrap
clean-cscope:
rm -f cscope.out
@@ -396,50 +262,4 @@ 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
-
-lint:
- FAILED=0; LINTLOG=`mktemp`; \
- for script in util/lint/lint-*; do \
- echo; echo `basename $$script`; \
- grep "^# DESCR:" $$script | sed "s,.*DESCR: *,," ; \
- echo ========; \
- $$script > $$LINTLOG; \
- if [ `wc -l $$LINTLOG | cut -d' ' -f1` -eq 0 ]; then \
- printf "success\n\n"; \
- else \
- echo test failed: ; \
- cat $$LINTLOG; \
- rm -f $$LINTLOG; \
- FAILED=$$(( $$FAILED + 1 )); \
- fi; \
- echo ========; \
- done; \
- test $$FAILED -eq 0 || { echo "ERROR: $$FAILED test(s) failed." && exit 1; }; \
- rm -f $$LINTLOG
-
-# This include must come _before_ the pattern rules below!
-# Order _does_ matter for pattern rules.
-include util/kconfig/Makefile
-
-$(obj)/ldoptions: $(obj)/config.h
- awk '/^#define ([^"])* ([^"])*$$/ {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-abuild clean-cscope cscope distclean doxygen doxy coreboot .xcompile
-
+.PHONY: $(PHONY) clean clean-cscope cscope distclean doxygen doxy .xcompile
diff --git a/Makefile.inc b/Makefile.inc
new file mode 100644
index 0000000000..1d2d0dcf90
--- /dev/null
+++ b/Makefile.inc
@@ -0,0 +1,227 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2011 secunet Security Networks AG
+##
+## 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
+##
+
+#######################################################################
+# misleadingly named, this is the coreboot version
+export KERNELVERSION := 4.0
+
+#######################################################################
+# Basic component discovery
+ARCHDIR-$(CONFIG_ARCH_X86) := x86
+MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
+export MAINBOARDDIR
+
+#######################################################################
+# root rule to resolve if in build mode (ie. configuration exists)
+real-target: $(obj)/config.h coreboot
+coreboot: $(obj)/coreboot.rom
+
+#######################################################################
+# our phony targets
+PHONY+= clean-abuild coreboot
+
+#######################################################################
+# root source directories of coreboot
+subdirs-y := src/lib src/boot src/console src/devices src/ec src/southbridge src/northbridge src/superio src/drivers src/cpu
+subdirs-y += util/cbfstool util/sconfig
+subdirs-y += src/arch/$(ARCHDIR-y)
+subdirs-y += src/mainboard/$(MAINBOARDDIR)
+
+subdirs-$(CONFIG_ARCH_X86) += src/pc80
+
+#######################################################################
+# Add source classes and their build options
+classes-y := ramstage romstage driver smm
+
+ramstage-S-ccopts:=-DASSEMBLY
+romstage-c-ccopts:=-D__PRE_RAM__
+romstage-S-ccopts:=-DASSEMBLY -D__PRE_RAM__
+driver-S-ccopts:=-DASSEMBLY
+
+#######################################################################
+# Add handler to compile ACPI's ASL
+define ramstage-objs_asl_template
+$(obj)/$(1).ramstage.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 $$(obj)/$(1) -tc $$(basename $$@).asl
+ mv $$(obj)/$(1).hex $$(basename $$@).c
+ $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).c
+ # keep %.o: %.c rule from catching the temporary .c file after a make clean
+ mv $$(basename $$@).c $$(basename $$@).hex
+endef
+
+#######################################################################
+# Add handler for arbitrary files in CBFS
+$(call add-special-class,cbfs-files)
+cbfs-files-handler= \
+ $(if $(wildcard $(1)$($(2)-file)), \
+ $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
+ $(eval tmp-cbfs-file:= $($(2)-file))) \
+ $(eval cbfs-files += $(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-position)) \
+ $(eval $(2)-name:=) \
+ $(eval $(2)-type:=) \
+ $(eval $(2)-position:=)
+
+#######################################################################
+# a variety of flags for our build
+CBFS_COMPRESS_FLAG:=l
+CBFS_PAYLOAD_COMPRESS_FLAG:=
+CBFS_PAYLOAD_COMPRESS_NAME:=none
+ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
+CBFS_PAYLOAD_COMPRESS_FLAG:=l
+CBFS_PAYLOAD_COMPRESS_NAME:=LZMA
+endif
+
+ifneq ($(CONFIG_LOCALVERSION),"")
+COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
+endif
+
+INCLUDES := -Isrc -Isrc/include -I$(obj) -Isrc/arch/$(ARCHDIR-y)/include
+INCLUDES += -Isrc/devices/oprom/include
+# abspath is a workaround for romcc
+INCLUDES += -include $(abspath $(obj)/config.h)
+
+CFLAGS = $(INCLUDES) -Os -pipe -g
+CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
+CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
+CFLAGS += -Wstrict-aliasing -Wshadow
+ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
+CFLAGS += -Werror
+endif
+ifneq ($(CONFIG_AMD_AGESA),y)
+CFLAGS += -nostdinc
+endif
+CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
+
+additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/options
+
+#######################################################################
+# generate build support files
+$(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=$$PATH:/usr/ucb whoami))\"\n" >> $(obj)/build.ht
+ printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname -s 2>/dev/null)\"\n" >> $(obj)/build.ht
+ printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname 2>/dev/null)\"\n" >> $(obj)/build.ht
+ printf "#endif\n" >> $(obj)/build.ht
+ mv $(obj)/build.ht $(obj)/build.h
+
+$(obj)/ldoptions: $(obj)/config.h
+ awk '/^#define ([^"])* ([^"])*$$/ {gsub("\\r","",$$3); print $$2 " = " $$3 ";";}' $< > $@
+
+#######################################################################
+# Build the tools
+CBFSTOOL:=$(obj)/cbfstool
+
+$(CBFSTOOL): $(objutil)/cbfstool/cbfstool
+ cp $< $@
+
+_WINCHECK=$(shell uname -o 2> /dev/null)
+STACK=
+ifeq ($(_WINCHECK),Msys)
+ STACK=-Wl,--stack,16384000
+endif
+ifeq ($(_WINCHECK),Cygwin)
+ STACK=-Wl,--stack,16384000
+endif
+
+ROMCC:= $(objutil)/romcc/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 $@ $<
+
+#######################################################################
+# 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)
+
+ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
+
+$(objutil)/%.o: $(objutil)/%.c
+ @printf " HOSTCC $(subst $(objutil)/,,$(@))\n"
+ $(HOSTCC) -MMD -I$(subst $(objutil)/,util/,$(dir $<)) -I$(dir $<) $(HOSTCFLAGS) -c -o $@ $<
+
+$(obj)/%.ramstage.o: $(obj)/%.c $(obj)/config.h
+ @printf " CC $(subst $(obj)/,,$(@))\n"
+ $(CC) -MMD $(CFLAGS) -c -o $@ $<
+
+#######################################################################
+# Clean up rules
+clean-abuild:
+ rm -rf coreboot-builds
+
+clean-for-update-target:
+ 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
+ $(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean
+
+clean-target:
+ rm -f $(obj)/coreboot*
+
+#######################################################################
+# Development utilities
+printcrt0s:
+ @echo crt0s=$(crt0s)
+ @echo ldscripts=$(ldscripts)
+
+update:
+ dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
+
+lint:
+ FAILED=0; LINTLOG=`mktemp`; \
+ for script in util/lint/lint-*; do \
+ echo; echo `basename $$script`; \
+ grep "^# DESCR:" $$script | sed "s,.*DESCR: *,," ; \
+ echo ========; \
+ $$script > $$LINTLOG; \
+ if [ `wc -l $$LINTLOG | cut -d' ' -f1` -eq 0 ]; then \
+ printf "success\n\n"; \
+ else \
+ echo test failed: ; \
+ cat $$LINTLOG; \
+ rm -f $$LINTLOG; \
+ FAILED=$$(( $$FAILED + 1 )); \
+ fi; \
+ echo ========; \
+ done; \
+ test $$FAILED -eq 0 || { echo "ERROR: $$FAILED test(s) failed." && exit 1; }; \
+ rm -f $$LINTLOG