blob: 302ac9de9cdfc2d62b98675b377ebc46cdc2564d [file] [log] [blame]
Patrick Georgi0588d192009-08-12 15:00:51 +00001##
2## This file is part of the coreboot project.
3##
4## Copyright (C) 2008 Advanced Micro Devices, Inc.
5## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
6##
7## Redistribution and use in source and binary forms, with or without
8## modification, are permitted provided that the following conditions
9## are met:
10## 1. Redistributions of source code must retain the above copyright
11## notice, this list of conditions and the following disclaimer.
12## 2. Redistributions in binary form must reproduce the above copyright
13## notice, this list of conditions and the following disclaimer in the
14## documentation and/or other materials provided with the distribution.
15## 3. The name of the author may not be used to endorse or promote products
16## derived from this software without specific prior written permission.
17##
18## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28## SUCH DAMAGE.
29##
30
31$(if $(wildcard .xcompile),,$(eval $(shell bash util/xcompile/xcompile > .xcompile)))
32include .xcompile
33
34export top := $(shell pwd)
35export src := $(top)/src
36export srck := $(top)/util/kconfig
37export obj := $(top)/build
Myles Watsond4e5c0a2009-10-28 15:30:11 +000038export objk := $(obj)/util/kconfig
Patrick Georgi0588d192009-08-12 15:00:51 +000039export sconfig := $(top)/util/sconfig
40export yapps2_py := $(sconfig)/yapps2.py
41export config_g := $(sconfig)/config.g
42
43
44export KERNELVERSION := 2.3
45export KCONFIG_AUTOHEADER := $(obj)/config.h
46export KCONFIG_AUTOCONFIG := $(obj)/auto.conf
47export COREBOOT_V2 := 1
48
49CONFIG_SHELL := sh
50KBUILD_DEFCONFIG := configs/defconfig
51UNAME_RELEASE := $(shell uname -r)
52HAVE_DOTCONFIG := $(wildcard .config)
53MAKEFLAGS += -rR --no-print-directory
54
55# Make is silent per default, but 'make V=1' will show all compiler calls.
Patrick Georgi2b7418e2009-08-25 19:38:46 +000056Q:=@
Patrick Georgi0588d192009-08-12 15:00:51 +000057ifneq ($(V),1)
Patrick Georgi2b7418e2009-08-25 19:38:46 +000058ifneq ($(Q),)
59.SILENT:
60endif
Patrick Georgi0588d192009-08-12 15:00:51 +000061endif
62
63CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
64HOSTCC = gcc
65HOSTCXX = g++
66HOSTCFLAGS := -I$(srck) -I$(objk) -g
67HOSTCXXFLAGS := -I$(srck) -I$(objk)
Harald Gutmanndc4bb0d2009-08-26 15:35:36 +000068LIBGCC_FILE_NAME := $(shell $(CC) -print-libgcc-file-name)
Patrick Georgi0588d192009-08-12 15:00:51 +000069
70DESTDIR = /opt
71
72DOXYGEN := doxygen
73DOXYGEN_OUTPUT_DIR := doxygen
74
75ifeq ($(strip $(HAVE_DOTCONFIG)),)
76
77all: config
78
79else
80
81include $(top)/.config
82
83ARCHDIR-$(CONFIG_ARCH_X86) := i386
84ARCHDIR-$(CONFIG_ARCH_POWERPC) := ppc
85
86MAINBOARDDIR=$(shell echo $(CONFIG_MAINBOARD_DIR))
87export MAINBOARDDIR
88
89PLATFORM-y += src/arch/$(ARCHDIR-y) src/cpu src/mainboard/$(MAINBOARDDIR)
90TARGETS-y :=
91
92BUILD-y := src/lib src/boot src/console src/devices src/southbridge src/northbridge src/superio src/drivers util/x86emu
93BUILD-y += util/cbfstool
94BUILD-$(CONFIG_ARCH_X86) += src/pc80
95
Uwe Hermannc04be932009-10-05 13:55:28 +000096ifneq ($(CONFIG_LOCALVERSION),"")
97COREBOOT_EXTRA_VERSION := -$(shell echo $(CONFIG_LOCALVERSION))
98endif
99
Patrick Georgi0588d192009-08-12 15:00:51 +0000100# The primary target needs to be here before we include the
101# other files
102
103all: coreboot
104
105
106#######################################################################
107# Build the tools
108
109CBFSTOOL:=$(obj)/util/cbfstool/cbfstool
110
111$(obj)/mainboard/$(MAINBOARDDIR)/config.py: $(yapps2_py) $(config_g)
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000112 mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
113 python $(yapps2_py) $(config_g) $(obj)/mainboard/$(MAINBOARDDIR)/config.py
Patrick Georgi0588d192009-08-12 15:00:51 +0000114
115
116# needed objects that every mainboard uses
117# Creation of these is architecture and mainboard independent
Myles Watsoned035562009-09-22 21:29:32 +0000118$(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb $(obj)/mainboard/$(MAINBOARDDIR)/config.py
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000119 mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
Patrick Georgi0588d192009-08-12 15:00:51 +0000120 (cd $(obj)/mainboard/$(MAINBOARDDIR) ; PYTHONPATH=$(top)/util/sconfig export PYTHONPATH; python config.py $(MAINBOARDDIR) $(top) $(obj)/mainboard/$(MAINBOARDDIR))
121
122$(obj)/mainboard/$(MAINBOARDDIR)/static.o: $(obj)/mainboard/$(MAINBOARDDIR)/static.c
123#
124
125objs:=$(obj)/mainboard/$(MAINBOARDDIR)/static.o
126initobjs:=
127drivers:=
128smmobjs:=
129crt0s:=
130ldscripts:=
131types:=obj initobj driver smmobj
132src_types:=crt0 ldscript
133includemakefiles=$(foreach type,$(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)),$$(subdirs-y)))))
134evaluate_subdirs=$(eval cursubdirs:=$(subdirs)) $(eval subdirs:=) $(foreach dir,$(cursubdirs),$(eval $(call includemakefiles,$(dir)/Makefile.inc,$(types) $(src_types),$(1)))) $(if $(subdirs),$(eval $(call evaluate_subdirs, $(1))))
135
136# collect all object files eligible for building
137subdirs:=$(PLATFORM-y) $(BUILD-y)
138$(eval $(call evaluate_subdirs, modify))
139
140allobjs:=$(foreach var, $(addsuffix s,$(types)), $($(var)))
141alldirs:=$(sort $(abspath $(dir $(allobjs))))
142source_with_ext=$(patsubst $(obj)/%.o,src/%.$(1),$(allobjs))
143allsrc=$(wildcard $(call source_with_ext,c) $(call source_with_ext,S))
144
145POST_EVALUATION:=y
146
147# fetch rules (protected in POST_EVALUATION) that rely on the variables filled above
148subdirs:=$(PLATFORM-y) $(BUILD-y)
149$(eval $(call evaluate_subdirs))
150
151
Patrick Georgi88f55b22009-09-25 18:43:02 +0000152define c_dsl_template
153$(obj)/$(1)%.c: src/$(1)%.dsl
154 @printf " IASL $$(subst $$(shell pwd)/,,$$(@))\n"
155 iasl -p $$(basename $$@) -tc $$<
156 perl -pi -e 's/AmlCode/AmlCode_$$(notdir $$(basename $$@))/g' $$(basename $$@).hex
157 mv $$(basename $$@).hex $$@
158endef
159
Patrick Georgi0588d192009-08-12 15:00:51 +0000160define objs_c_template
161$(obj)/$(1)%.o: src/$(1)%.c
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000162 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000163 $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000164endef
165
166define objs_S_template
167$(obj)/$(1)%.o: src/$(1)%.S
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000168 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000169 $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000170endef
171
172define initobjs_c_template
173$(obj)/$(1)%.o: src/$(1)%.c
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000174 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000175 $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000176endef
177
178define initobjs_S_template
179$(obj)/$(1)%.o: src/$(1)%.S
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000180 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000181 $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000182endef
183
184define drivers_c_template
185$(obj)/$(1)%.o: src/$(1)%.c
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000186 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000187 $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000188endef
189
190define drivers_S_template
191$(obj)/$(1)%.o: src/$(1)%.S
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000192 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000193 $(CC) -m32 -DASSEMBLY $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000194endef
195
196define smmobjs_c_template
197$(obj)/$(1)%.o: src/$(1)%.c
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000198 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000199 $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000200endef
201
202define smmobjs_S_template
203$(obj)/$(1)%.o: src/$(1)%.S
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000204 @printf " CC $$(subst $$(obj)/,,$$(@))\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000205 $(CC) -m32 $$(CFLAGS) -c -o $$@ $$<
Patrick Georgi0588d192009-08-12 15:00:51 +0000206endef
207
208usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
209usetemplate=$(foreach d,$(sort $(dir $($(1)))),$(eval $(call $(1)_$(2)_template,$(subst $(obj)/,,$(d)))))
Patrick Georgi88f55b22009-09-25 18:43:02 +0000210$(eval $(call usetemplate,c,dsl))
Patrick Georgi0588d192009-08-12 15:00:51 +0000211$(eval $(call usetemplate,objs,c))
212$(eval $(call usetemplate,objs,S))
213$(eval $(call usetemplate,initobjs,c))
214$(eval $(call usetemplate,initobjs,S))
215$(eval $(call usetemplate,drivers,c))
216$(eval $(call usetemplate,drivers,S))
217$(eval $(call usetemplate,smmobjs,c))
218$(eval $(call usetemplate,smmobjs,S))
219
220printall:
221 @echo objs:=$(objs)
222 @echo initobjs:=$(initobjs)
223 @echo drivers:=$(drivers)
224 @echo smmobjs:=$(smmobjs)
225 @echo alldirs:=$(alldirs)
226 @echo allsrc=$(allsrc)
227
228OBJS := $(patsubst %,$(obj)/%,$(TARGETS-y))
229INCLUDES := -I$(top)/src -I$(top)/src/include -I$(obj) -I$(top)/src/arch/$(ARCHDIR-y)/include
230INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)include
Myles Watsone6804952009-08-28 14:36:12 +0000231INCLUDES += -I$(top)/util/x86emu/include
Patrick Georgi0588d192009-08-12 15:00:51 +0000232INCLUDES += -include $(obj)/build.h
233
234try-run= $(shell set -e; \
235TMP=".$$$$.tmp"; \
236if ($(1)) > /dev/null 2>&1; \
237then echo "$(2)"; \
238else echo "$(3)"; \
239fi; rm -rf "$$TMP")
240
241cc-option= $(call try-run,\
242$(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2))
243
244STACKPROTECT += $(call cc-option, -fno-stack-protector,)
245
Patrick Georgi6842c022009-09-29 17:28:13 +0000246CFLAGS = $(STACKPROTECT) $(INCLUDES) -Os -nostdinc
Patrick Georgi0588d192009-08-12 15:00:51 +0000247CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
Uwe Hermannc04be932009-10-05 13:55:28 +0000248CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
Patrick Georgi88f55b22009-09-25 18:43:02 +0000249CFLAGS += -Wstrict-aliasing -Wshadow
Myles Watson2e672732009-11-12 16:38:03 +0000250ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
251CFLAGS += -Werror
252endif
Patrick Georgi0588d192009-08-12 15:00:51 +0000253CFLAGS += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
254
Patrick Georgi0588d192009-08-12 15:00:51 +0000255CBFS_COMPRESS_FLAG:=l
Myles Watson422d0cb2009-09-23 17:48:28 +0000256CBFS_PAYLOAD_COMPRESS_FLAG:=
257ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
258CBFS_PAYLOAD_COMPRESS_FLAG:=l
Patrick Georgi0588d192009-08-12 15:00:51 +0000259endif
260
261coreboot: prepare prepare2 $(obj)/coreboot.rom
262
263endif
264
265prepare:
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000266 mkdir -p $(obj)
267 mkdir -p $(obj)/util/kconfig/lxdialog
268 test -n "$(alldirs)" && mkdir -p $(alldirs) || true
Patrick Georgi0588d192009-08-12 15:00:51 +0000269
270prepare2:
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000271 @printf " GEN build.h\n"
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000272 printf "#define COREBOOT_VERSION \"$(KERNELVERSION)\"\n" > $(obj)/build.h
273 printf "#define COREBOOT_EXTRA_VERSION \"$(COREBOOT_EXTRA_VERSION)\"\n" >> $(obj)/build.h
274 printf "#define COREBOOT_V2 \"$(COREBOOT_V2)\"\n" >> $(obj)/build.h
275 printf "#define COREBOOT_BUILD \"`LANG= date`\"\n" >> $(obj)/build.h
276 printf "\n" >> $(obj)/build.h
277 printf "#define COREBOOT_COMPILER \"$(shell LANG= $(CC) --version | head -n1)\"\n" >> $(obj)/build.h
278 printf "#define COREBOOT_ASSEMBLER \"$(shell LANG= $(AS) --version | head -n1)\"\n" >> $(obj)/build.h
279 printf "#define COREBOOT_LINKER \"$(shell LANG= $(LD) --version | head -n1)\"\n" >> $(obj)/build.h
280 printf "#define COREBOOT_COMPILE_TIME \"`LANG= date +%T`\"\n" >> $(obj)/build.h
281 printf "#define COREBOOT_COMPILE_BY \"$(shell PATH=$$PATH:/usr/ucb whoami)\"\n" >> $(obj)/build.h
282 printf "#define COREBOOT_COMPILE_HOST \"$(shell hostname)\"\n" >> $(obj)/build.h
283 printf "#define COREBOOT_COMPILE_DOMAIN \"$(shell test `uname -s` = "Linux" && dnsdomainname || domainname)\"\n" >> $(obj)/build.h
284 printf "#include \"config.h\"\n" >> $(obj)/build.h
Patrick Georgi0588d192009-08-12 15:00:51 +0000285
286doxy: doxygen
287doxygen:
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000288 $(DOXYGEN) Doxyfile
Patrick Georgi0588d192009-08-12 15:00:51 +0000289
290doxyclean: doxygen-clean
291doxygen-clean:
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000292 rm -rf $(DOXYGEN_OUTPUT_DIR)
Patrick Georgi0588d192009-08-12 15:00:51 +0000293
294clean: doxygen-clean
Myles Watson1af297c2010-01-06 16:59:18 +0000295 rm -f $(allobjs) $(obj)/coreboot* .xcompile
Patrick Georgi9341acd2009-12-23 12:52:56 +0000296 rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.*
Myles Watsond4e5c0a2009-10-28 15:30:11 +0000297 rm -f $(obj)/option_table.* $(obj)/crt0_includes.h $(obj)/ldscript
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000298 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
299 rm -f $(obj)/mainboard/$(MAINBOARDDIR)/auto.inc $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
300 rmdir -p $(alldirs) 2>/dev/null >/dev/null || true
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000301 $(MAKE) -C util/sconfig clean
Patrick Georgi0588d192009-08-12 15:00:51 +0000302
303distclean: clean
Myles Watson1af297c2010-01-06 16:59:18 +0000304 rm -rf $(obj)
Patrick Georgi2b7418e2009-08-25 19:38:46 +0000305 rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig*
Patrick Georgi0588d192009-08-12 15:00:51 +0000306
307update:
Myles Watsond4e5c0a2009-10-28 15:30:11 +0000308 dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF
Patrick Georgi0588d192009-08-12 15:00:51 +0000309
310# This include must come _before_ the pattern rules below!
311# Order _does_ matter for pattern rules.
312include util/kconfig/Makefile
313
314$(obj)/ldoptions: $(obj)/config.h
Patrick Georgi26774f22009-11-21 19:54:02 +0000315 awk '/^#define ([^"])* ([^"])*$$/ {gsub("\\r","",$$3); print $$2 " = " $$3 ";";}' $< > $@
Patrick Georgi0588d192009-08-12 15:00:51 +0000316
Patrick Georgi26774f22009-11-21 19:54:02 +0000317_OS=$(shell uname -s |cut -c-7)
318STACK=
319ifeq ($(_OS),MINGW32)
320 STACK=-Wl,--stack,16384000
321endif
322ifeq ($(_OS),CYGWIN_)
323 STACK=-Wl,--stack,16384000
324endif
Patrick Georgi0588d192009-08-12 15:00:51 +0000325$(obj)/romcc: $(top)/util/romcc/romcc.c
Uwe Hermann6c73b4412009-10-28 17:10:51 +0000326 @printf " HOSTCC $(subst $(obj)/,,$(@)) (this may take a while)\n"
Patrick Georgi26774f22009-11-21 19:54:02 +0000327 $(HOSTCC) -g -O2 $(STACK) -Wall -o $@ $<
Patrick Georgi0588d192009-08-12 15:00:51 +0000328
329.PHONY: $(PHONY) prepare prepare2 clean distclean doxygen doxy coreboot
330