blob: 0f040e91b51f3bd1b87816c46075b074b1704856 [file] [log] [blame]
Patrick Georgi71b84802011-02-22 14:35:05 +00001##
2## This file is part of the coreboot project.
3##
4## Copyright (C) 2011 secunet Security Networks AG
5##
6## This program is free software; you can redistribute it and/or modify
7## it under the terms of the GNU General Public License as published by
8## the Free Software Foundation; version 2 of the License.
9##
10## This program is distributed in the hope that it will be useful,
11## but WITHOUT ANY WARRANTY; without even the implied warranty of
12## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13## GNU General Public License for more details.
14##
15## You should have received a copy of the GNU General Public License
16## along with this program; if not, write to the Free Software
17## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18##
19
20#######################################################################
21# misleadingly named, this is the coreboot version
Sven Schnelle054849d2011-08-26 21:57:53 +020022export KERNELVERSION := $(shell if [ -d "$(top)/.git" -a -f "`which git`" ]; then git describe --dirty; else echo unknown; fi)
Patrick Georgi71b84802011-02-22 14:35:05 +000023
24#######################################################################
25# Basic component discovery
26ARCHDIR-$(CONFIG_ARCH_X86) := x86
27MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
28export MAINBOARDDIR
29
30#######################################################################
31# root rule to resolve if in build mode (ie. configuration exists)
32real-target: $(obj)/config.h coreboot
33coreboot: $(obj)/coreboot.rom
34
35#######################################################################
36# our phony targets
Patrick Georgicb02cb72012-02-25 19:42:59 +010037PHONY+= clean-abuild coreboot lint lint-stable
Patrick Georgi71b84802011-02-22 14:35:05 +000038
39#######################################################################
40# root source directories of coreboot
Kyösti Mälkki2a830d02011-12-01 17:49:43 +020041subdirs-y := src/lib src/boot src/console src/devices src/ec src/southbridge
42subdirs-y += src/northbridge src/superio src/drivers src/cpu src/vendorcode
Patrick Georgi71b84802011-02-22 14:35:05 +000043subdirs-y += util/cbfstool util/sconfig
44subdirs-y += src/arch/$(ARCHDIR-y)
45subdirs-y += src/mainboard/$(MAINBOARDDIR)
46
47subdirs-$(CONFIG_ARCH_X86) += src/pc80
48
Patrick Georgia25828d2011-09-02 09:57:01 +020049subdirs-y += site-local
50
Patrick Georgi71b84802011-02-22 14:35:05 +000051#######################################################################
52# Add source classes and their build options
53classes-y := ramstage romstage driver smm
54
Patrick Georgi71b84802011-02-22 14:35:05 +000055romstage-c-ccopts:=-D__PRE_RAM__
Stefan Reinauer61aee5f2011-04-10 04:15:23 +000056romstage-S-ccopts:=-D__PRE_RAM__
Rudolf Marek7f0e9302011-09-02 23:23:41 +020057ifeq ($(CONFIG_TRACE),y)
58ramstage-c-ccopts:= -finstrument-functions
59endif
60
Stefan Reinauer24ef1342011-04-14 22:28:00 +000061smm-c-ccopts:=-D__SMM__
62smm-S-ccopts:=-D__SMM__
Patrick Georgi71b84802011-02-22 14:35:05 +000063
Patrick Georgi57205c72011-03-08 20:49:18 +000064ramstage-c-deps:=$$(OPTION_TABLE_H)
65romstage-c-deps:=$$(OPTION_TABLE_H)
66
Patrick Georgi71b84802011-02-22 14:35:05 +000067#######################################################################
68# Add handler to compile ACPI's ASL
69define ramstage-objs_asl_template
Sven Schnelled69438e2011-03-29 09:01:10 +000070$(obj)/$(1).ramstage.o: src/$(1).asl $(obj)/config.h
Patrick Georgi71b84802011-02-22 14:35:05 +000071 @printf " IASL $$(subst $(top)/,,$$(@))\n"
Stefan Reinauer61aee5f2011-04-10 04:15:23 +000072 $(CC) -x assembler-with-cpp -E -MMD -MT $$(@) -D__ACPI__ -P -include $(abspath $(obj)/config.h) -I$(src) -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl
Marc Jones2aac3f62011-08-08 16:07:50 -060073 cd $$(dir $$@); $(IASL) -p $$(notdir $$@) -tc $$(notdir $$(basename $$@)).asl
Patrick Georgib2a42642011-06-01 19:54:16 +000074 mv $$(basename $$@).hex $$(basename $$@).c
Patrick Georgi71b84802011-02-22 14:35:05 +000075 $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).c
76 # keep %.o: %.c rule from catching the temporary .c file after a make clean
77 mv $$(basename $$@).c $$(basename $$@).hex
78endef
79
80#######################################################################
81# Add handler for arbitrary files in CBFS
82$(call add-special-class,cbfs-files)
83cbfs-files-handler= \
84 $(if $(wildcard $(1)$($(2)-file)), \
85 $(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
86 $(eval tmp-cbfs-file:= $($(2)-file))) \
87 $(eval cbfs-files += $(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-position)) \
88 $(eval $(2)-name:=) \
89 $(eval $(2)-type:=) \
90 $(eval $(2)-position:=)
91
92#######################################################################
93# a variety of flags for our build
Sven Schnelle8eee19d2011-05-02 19:53:04 +000094CBFS_COMPRESS_FLAG:=
95ifeq ($(CONFIG_COMPRESS_RAMSTAGE),y)
Patrick Georgi71b84802011-02-22 14:35:05 +000096CBFS_COMPRESS_FLAG:=l
Sven Schnelle8eee19d2011-05-02 19:53:04 +000097endif
98
Patrick Georgi71b84802011-02-22 14:35:05 +000099CBFS_PAYLOAD_COMPRESS_FLAG:=
100CBFS_PAYLOAD_COMPRESS_NAME:=none
101ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
102CBFS_PAYLOAD_COMPRESS_FLAG:=l
103CBFS_PAYLOAD_COMPRESS_NAME:=LZMA
104endif
105
106ifneq ($(CONFIG_LOCALVERSION),"")
107COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
108endif
109
110INCLUDES := -Isrc -Isrc/include -I$(obj) -Isrc/arch/$(ARCHDIR-y)/include
111INCLUDES += -Isrc/devices/oprom/include
112# abspath is a workaround for romcc
113INCLUDES += -include $(abspath $(obj)/config.h)
114
Frank Vibransec402602011-05-05 16:45:36 +0000115CFLAGS = $(INCLUDES) -Os -pipe -g -nostdinc
Patrick Georgi71b84802011-02-22 14:35:05 +0000116CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
117CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
118CFLAGS += -Wstrict-aliasing -Wshadow
119ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
120CFLAGS += -Werror
121endif
Patrick Georgi71b84802011-02-22 14:35:05 +0000122CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
123
124additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/options
125
126#######################################################################
127# generate build support files
128$(obj)/build.h: .xcompile
129 @printf " GEN build.h\n"
130 rm -f $(obj)/build.h
131 printf "/* build system definitions (autogenerated) */\n" > $(obj)/build.ht
132 printf "#ifndef __BUILD_H\n" >> $(obj)/build.ht
133 printf "#define __BUILD_H\n\n" >> $(obj)/build.ht
Patrick Georgib8e9ba92011-03-17 07:47:49 +0000134 printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" >> $(obj)/build.ht
Patrick Georgi71b84802011-02-22 14:35:05 +0000135 printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.ht
136 printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.ht
Sven Schnelle164bcfd2011-08-14 20:56:34 +0200137 printf "#define COREBOOT_DMI_DATE \"`LANG= date +"%m/%d/%Y"`\"\n" >> $(obj)/build.ht
Patrick Georgi71b84802011-02-22 14:35:05 +0000138 printf "\n" >> $(obj)/build.ht
139 printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.ht
140 printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.ht
141 printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.ht
142 printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.ht
143 printf "#define COREBOOT_COMPILE_BY \"$(subst \,@,$(shell PATH=$$PATH:/usr/ucb whoami))\"\n" >> $(obj)/build.ht
144 printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname -s 2>/dev/null)\"\n" >> $(obj)/build.ht
145 printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname 2>/dev/null)\"\n" >> $(obj)/build.ht
146 printf "#endif\n" >> $(obj)/build.ht
147 mv $(obj)/build.ht $(obj)/build.h
148
149$(obj)/ldoptions: $(obj)/config.h
150 awk '/^#define ([^"])* ([^"])*$$/ {gsub("\\r","",$$3); print $$2 " = " $$3 ";";}' $< > $@
151
152#######################################################################
153# Build the tools
154CBFSTOOL:=$(obj)/cbfstool
155
156$(CBFSTOOL): $(objutil)/cbfstool/cbfstool
157 cp $< $@
158
159_WINCHECK=$(shell uname -o 2> /dev/null)
160STACK=
161ifeq ($(_WINCHECK),Msys)
162 STACK=-Wl,--stack,16384000
163endif
164ifeq ($(_WINCHECK),Cygwin)
165 STACK=-Wl,--stack,16384000
166endif
167
168ROMCC:= $(objutil)/romcc/romcc
169$(ROMCC): $(top)/util/romcc/romcc.c
170 @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
171 @# Note: Adding -O2 here might cause problems. For details see:
172 @# http://www.coreboot.org/pipermail/coreboot/2010-February/055825.html
173 $(HOSTCC) -g $(STACK) -Wall -o $@ $<
174
175#######################################################################
176# needed objects that every mainboard uses
177# Creation of these is architecture and mainboard independent
178$(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb $(objutil)/sconfig/sconfig
179 @printf " SCONFIG $(subst $(src)/,,$(<))\n"
180 mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
181 $(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR)
182
183ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
184
185$(objutil)/%.o: $(objutil)/%.c
186 @printf " HOSTCC $(subst $(objutil)/,,$(@))\n"
187 $(HOSTCC) -MMD -I$(subst $(objutil)/,util/,$(dir $<)) -I$(dir $<) $(HOSTCFLAGS) -c -o $@ $<
188
Patrick Georgi64ccc3b82011-05-20 23:08:12 +0000189$(obj)/%.ramstage.o $(abspath $(obj))/%.ramstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
Patrick Georgi71b84802011-02-22 14:35:05 +0000190 @printf " CC $(subst $(obj)/,,$(@))\n"
191 $(CC) -MMD $(CFLAGS) -c -o $@ $<
192
193#######################################################################
194# Clean up rules
195clean-abuild:
196 rm -rf coreboot-builds
197
198clean-for-update-target:
199 rm -f $(obj)/coreboot_ram* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a
200 rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.*
201 rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript
202 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
203 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
204 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc
205 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/mainboard/$(MAINBOARDDIR)/dsdt.*
206 rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm
207 $(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean
208
209clean-target:
210 rm -f $(obj)/coreboot*
211
212#######################################################################
213# Development utilities
214printcrt0s:
215 @echo crt0s=$(crt0s)
216 @echo ldscripts=$(ldscripts)
217
218update:
219 dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
220
Patrick Georgicb02cb72012-02-25 19:42:59 +0100221lint lint-stable:
Patrick Georgi71b84802011-02-22 14:35:05 +0000222 FAILED=0; LINTLOG=`mktemp`; \
Patrick Georgicb02cb72012-02-25 19:42:59 +0100223 for script in util/lint/$@-*; do \
Patrick Georgi71b84802011-02-22 14:35:05 +0000224 echo; echo `basename $$script`; \
225 grep "^# DESCR:" $$script | sed "s,.*DESCR: *,," ; \
226 echo ========; \
227 $$script > $$LINTLOG; \
228 if [ `wc -l $$LINTLOG | cut -d' ' -f1` -eq 0 ]; then \
229 printf "success\n\n"; \
230 else \
231 echo test failed: ; \
232 cat $$LINTLOG; \
233 rm -f $$LINTLOG; \
234 FAILED=$$(( $$FAILED + 1 )); \
235 fi; \
236 echo ========; \
237 done; \
238 test $$FAILED -eq 0 || { echo "ERROR: $$FAILED test(s) failed." && exit 1; }; \
239 rm -f $$LINTLOG
Patrick Georgi6c445502011-05-16 15:32:28 +0000240
Patrick Georgibb605282011-06-05 15:15:49 +0200241gitconfig:
Patrick Georgi3b81b9d2011-06-30 19:55:31 +0200242 if ! [ -x .git/hooks/commit-msg ]; then cp util/gitconfig/commit-msg .git/hooks/commit-msg; chmod +x .git/hooks/commit-msg; fi
Patrick Georgibb605282011-06-05 15:15:49 +0200243 (git config --global user.name >/dev/null && git config --global user.email >/dev/null) || (printf 'Please configure your name and email in git:\n\n git config --global user.name "Your Name Comes Here"\n git config --global user.email your.email@example.com\n'; exit 1)
244
Patrick Georgi6c445502011-05-16 15:32:28 +0000245crossgcc: clean-for-update
Peter Stuge0b6b4d62011-06-09 05:06:25 +0200246 $(MAKE) -C util/crossgcc build-without-gdb
247
248crosstools: clean-for-update
Patrick Georgi6c445502011-05-16 15:32:28 +0000249 $(MAKE) -C util/crossgcc build
250
251crossgcc-clean: clean-for-update
252 $(MAKE) -C util/crossgcc clean
253