$(if $(wildcard .xcompile),,$(eval $(shell bash util/xcompile/xcompile > .xcompile)))
include .xcompile
-export top := $(shell pwd)
+export top := $(PWD)
export src := $(top)/src
export srck := $(top)/util/kconfig
export obj ?= $(top)/build
ARCHDIR-$(CONFIG_ARCH_X86) := i386
ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc
-MAINBOARDDIR=$(shell echo $(CONFIG_MAINBOARD_DIR))
+MAINBOARDDIR=$(subst ",,$(CONFIG_MAINBOARD_DIR))
export MAINBOARDDIR
PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR)
BUILD-$(CONFIG_ARCH_X86) += src/pc80
ifneq ($(CONFIG_LOCALVERSION),"")
-COREBOOT_EXTRA_VERSION := -$(shell echo $(CONFIG_LOCALVERSION))
+COREBOOT_EXTRA_VERSION := -$(subst ",,$(CONFIG_LOCALVERSION))
endif
# The primary target needs to be here before we include the
crt0s:=
ldscripts:=
types:=obj initobj driver smmobj
-includemakefiles=$(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)),$$(subdirs-y)))))
-evaluate_subdirs=$(eval cursubdirs:=$(subdirs)) $(eval subdirs:=) $(foreach dir,$(cursubdirs),$(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types),$(1)))) $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1))))
+
+# Clean -y variables, include Makefile.inc
+# If $(3) is non-empty, add paths to files in X-y, and add them to Xs
+# Add subdirs-y to subdirs
+includemakefiles= \
+ $(foreach type,$(2), $(eval $(type)-y:=)) \
+ $(eval subdirs-y:=) \
+ $(eval -include $(1)) \
+ $(if $(strip $(3)), \
+ $(foreach type,$(2), \
+ $(eval $(type)s+= \
+ $$(patsubst util/%, \
+ $(obj)/util/%, \
+ $$(patsubst src/%, \
+ $(obj)/%, \
+ $$(addprefix $(dir $(1)),$$($(type)-y))))))) \
+ $(eval subdirs+=$$(subst $(PWD)/,,$$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y)))))
+
+# For each path in $(subdirs) call includemakefiles, passing $(1) as $(3)
+# Repeat until subdirs is empty
+evaluate_subdirs= \
+ $(eval cursubdirs:=$(subdirs)) \
+ $(eval subdirs:=) \
+ $(foreach dir,$(cursubdirs), \
+ $(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types),$(1)))) \
+ $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1))))
# collect all object files eligible for building
subdirs:=$(PLATFORM-y) $(BUILD-y)
$(eval $(call evaluate_subdirs, modify))
+initobjs:=$(addsuffix .initobj.o, $(basename $(initobjs)))
+drivers:=$(addsuffix .driver.o, $(basename $(drivers)))
+smmobjs:=$(addsuffix .smmobj.o, $(basename $(smmobjs)))
+
allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var)))
alldirs:=$(sort $(abspath $(dir $(allobjs))))
source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs))
$(eval $(call evaluate_subdirs))
-define objs_dsl_template
+define objs_asl_template
$(obj)/$(1)%.o: src/$(1)%.asl
- @printf " IASL $$(subst $$(shell pwd)/,,$$(@))\n"
+ @printf " IASL $$(subst $(top)/,,$$(@))\n"
$(CPP) -D__ACPI__ -P $(CPPFLAGS) -include $(obj)/config.h -I$(src) -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl
iasl -p $$(basename $$@) -tc $$(basename $$@).asl
mv $$(basename $$@).hex $$(basename $$@).c
- $(CC) -m32 $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $$@))), -DAmlCode=AmlCode_$$(basename $$(notdir $$@))) -c -o $$@ $$(basename $$@).c
+ $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $$@))), -DAmlCode=AmlCode_$$(basename $$(notdir $$@))) -c -o $$@ $$(basename $$@).c
endef
define objs_c_template
-$(obj)/$(1)%.o: src/$(1)%.c $(obj)/build.h
+$(obj)/$(1)%.o: $(1)%.c $(obj)/config.h
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
+
+$(obj)/$(1)%.o: src/$(1)%.c $(obj)/config.h
+ @printf " CC $$(subst $$(obj)/,,$$(@))\n"
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
endef
define objs_S_template
-$(obj)/$(1)%.o: src/$(1)%.S $(obj)/build.h
+$(obj)/$(1)%.o: $(1)%.S $(obj)/config.h
+ @printf " CC $$(subst $$(obj)/,,$$(@))\n"
+ $(CC) -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
+
+$(obj)/$(1)%.o: src/$(1)%.S $(obj)/config.h
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
+ $(CC) -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define initobjs_c_template
-$(obj)/$(1)%.o: src/$(1)%.c $(obj)/build.h
+$(obj)/$(1)%.initobj.o: src/$(1)%.c $(obj)/config.h
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
endef
define initobjs_S_template
-$(obj)/$(1)%.o: src/$(1)%.S $(obj)/build.h
+$(obj)/$(1)%.initobj.o: src/$(1)%.S $(obj)/config.h
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
+ $(CC) -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define drivers_c_template
-$(obj)/$(1)%.o: src/$(1)%.c $(obj)/build.h
+$(obj)/$(1)%.driver.o: src/$(1)%.c $(obj)/config.h
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
endef
define drivers_S_template
-$(obj)/$(1)%.o: src/$(1)%.S
+$(obj)/$(1)%.driver.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
+ $(CC) -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
endef
define smmobjs_c_template
-$(obj)/$(1)%.o: src/$(1)%.c
+$(obj)/$(1)%.smmobj.o: src/$(1)%.c
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
endef
define smmobjs_S_template
-$(obj)/$(1)%.o: src/$(1)%.S
+$(obj)/$(1)%.smmobj.o: src/$(1)%.S
@printf " CC $$(subst $$(obj)/,,$$(@))\n"
- $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
+ $(CC) $$(CFLAGS) -c -o $$@ $$<
endef
usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
-$(eval $(call usetemplate,objs,dsl))
+$(eval $(call usetemplate,objs,asl))
$(eval $(call usetemplate,objs,c))
$(eval $(call usetemplate,objs,S))
$(eval $(call usetemplate,initobjs,c))
@echo alldirs:=$(alldirs)
@echo allsrc=$(allsrc)
+printcrt0s:
+ @echo $(patsubst $(top)/%,%,$(crt0s))
+
OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y))
INCLUDES := -I$(top)/src -I$(top)/src/include -I$(obj) -I$(top)/src/arch/$(ARCHDIR-y)/include
INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)include
INCLUDES += -I$(top)/util/x86emu/include
-INCLUDES += -include $(obj)/build.h
-
-try-run= $(shell set -e; \
-TMP=".$$$$.tmp"; \
-if ($(1)) > /dev/null 2>&1; \
-then echo "$(2)"; \
-else echo "$(3)"; \
-fi; rm -rf "$$TMP")
-
-cc-option= $(call try-run,\
-$(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2))
-
-STACKPROTECT += $(call cc-option, -fno-stack-protector,)
+INCLUDES += -include $(obj)/config.h
-CFLAGS = $(STACKPROTECT) $(INCLUDES) -Os -nostdinc
+CFLAGS = $(INCLUDES) -Os -nostdinc
CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
CFLAGS += -Wstrict-aliasing -Wshadow
prepare:
mkdir -p $(obj)
- mkdir -p $(obj)/util/kconfig/lxdialog
+ mkdir -p $(obj)/util/kconfig/lxdialog $(obj)/util/cbfstool
test -n "$(alldirs)" && mkdir -p $(alldirs) || true
prepare2: $(obj)/build.h
$(obj)/build.h:
@printf " GEN build.h\n"
rm -f $(obj)/build.h
- printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" > $(obj)/build.ht
+ printf "/* build system definitions (autogenerated) */\n" > $(obj)/build.ht
+ printf "#ifndef __BUILD_H\n" >> $(obj)/build.ht
+ printf "#define __BUILD_H\n\n" >> $(obj)/build.ht
+ printf "#define COREBOOT_VERSION \"$(KERNELVERSION)-r$(shell if [ -d $(top)/.svn -a -f `which svnversion` ]; then svnversion $(top); else if [ -d $(top)/.git -a -f `which git` ]; then git --git-dir=/$(top)/.git log|grep git-svn-id|cut -f 2 -d@|cut -f 1 -d' '|sort -g|tail -1; fi; fi)\"\n" >> $(obj)/build.ht
printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.ht
printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.ht
printf "\n" >> $(obj)/build.ht
printf "#define COREBOOT_COMPILE_BY \"$(subst \,@,$(shell PATH=$$PATH:/usr/ucb whoami))\"\n" >> $(obj)/build.ht
printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname -s)\"\n" >> $(obj)/build.ht
printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname)\"\n" >> $(obj)/build.ht
- printf "#include \"config.h\"\n" >> $(obj)/build.ht
+ printf "#endif\n" >> $(obj)/build.ht
mv $(obj)/build.ht $(obj)/build.h
doxy: doxygen
rm -f $(objs) $(initobjs) $(drivers) $(smmobjs) .xcompile
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_includes.h $(obj)/ldscript $(obj)/config.h
+ 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
endif
$(obj)/romcc: $(top)/util/romcc/romcc.c
@printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
- $(HOSTCC) -g -O2 $(STACK) -Wall -o $@ $<
+ @# 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) prepare prepare2 clean distclean doxygen doxy coreboot
projects / coreboot.git / blobdiff