1 ## This is Architecture independant part of the makefile
4 uses CONFIG_AP_CODE_IN_CAR
7 makedefine CPP:= $(CC) -x assembler-with-cpp -DASSEMBLY -E
8 makedefine LIBGCC_FILE_NAME := $(shell $(CC) -print-libgcc-file-name)
9 makedefine GCC_INC_DIR := $(shell LC_ALL=C $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
11 makedefine CPPFLAGS := -I$(TOP)/src/include -I$(TOP)/src/arch/$(ARCH)/include -I$(GCC_INC_DIR) $(CPUFLAGS)
12 makedefine CFLAGS := $(CPU_OPT) $(DISTRO_CFLAGS) $(CPPFLAGS) -Os -nostdinc -nostdlib -fno-builtin -Wall
15 makedefine DEBUG_CFLAGS := -g -dA -fverbose-asm
18 makedefine HOSTCFLAGS:= -Os -Wall
21 depends "ldoptions $(LDSUBSCRIPTS-1)"
22 action "echo '/*ldoptions*/' > $@; cat ldoptions >> $@ ; for file in $(LDSUBSCRIPTS-1) ; do echo /\* $$file \*/ >> $@; cat $$file >> $@ ; done"
26 # depends "Makefile.settings"
27 # action "perl -e 'print \"CPUFLAGS :=\n\"; foreach $$var (split(\" \", $$ENV{VARIABLES})) { if (exists($$ENV{$$var})) { print \"CPUFLAGS += -D$$var\" . (length($$ENV{$$var})?\"=\x27$$ENV{$$var}\x27\":\"\") .\"\n\"} else { print \"CPUFLAGS += -U$$var\n\"} }' > $@"
31 # depends "Makefile.settings"
32 # action "perl -e 'foreach $$var (split(\" \", $$ENV{VARIABLES})) { if ($$ENV{$$var} =~ m/^(0x[0-9a-fA-F]+|0[0-7]+|[0-9]+)$$/) { print \"$$var = $$ENV{$$var};\n\"; }}' > $@"
35 makerule coreboot.strip
37 action "$(OBJCOPY) -O binary coreboot coreboot.strip"
42 action "rm -f coreboot.a"
43 action "$(CROSS_COMPILE)ar cr coreboot.a $(OBJECTS)"
47 makerule coreboot_ram.o
48 depends "$(TOP)/src/arch/$(ARCH)/lib/c_start.o $(DRIVER) coreboot.a $(LIBGCC_FILE_NAME)"
49 action "$(CC) $(DISTRO_LFLAGS) -nostdlib -r -o $@ $^"
53 depends "coreboot_ram.o $(TOP)/src/config/coreboot_ram.ld ldoptions"
54 action "$(CC) $(DISTRO_LFLAGS) -nostdlib -nostartfiles -static -o $@ -T $(TOP)/src/config/coreboot_ram.ld coreboot_ram.o"
55 action "$(CROSS_COMPILE)nm -n coreboot_ram | sort > coreboot_ram.map"
59 ## By default compress the part of coreboot that runs from RAM
61 makedefine COREBOOT_RAM-$(CONFIG_COMPRESS):=coreboot_ram.nrv2b
62 makedefine COREBOOT_RAM-$(CONFIG_UNCOMPRESSED):=coreboot_ram.bin
64 makerule coreboot_ram.bin
65 depends "coreboot_ram"
66 action "$(OBJCOPY) -O binary $< $@"
69 makerule coreboot_ram.nrv2b
70 depends "coreboot_ram.bin nrv2b"
71 action "./nrv2b e $< $@"
74 makerule coreboot_ram.rom
75 depends "$(COREBOOT_RAM-1)"
76 action "cp $(COREBOOT_RAM-1) coreboot_ram.rom"
79 makedefine COREBOOT_APC:=
81 if CONFIG_AP_CODE_IN_CAR
84 makerule coreboot_apc.a
86 action "rm -f coreboot_apc.a"
87 action "$(CROSS_COMPILE)ar cr coreboot_apc.a apc_auto.o"
90 makerule coreboot_apc.o
91 depends "$(TOP)/src/arch/$(ARCH)/lib/c_start.o coreboot_apc.a $(LIBGCC_FILE_NAME)"
92 action "$(CC) $(DISTRO_LFLAGS) -nostdlib -r -o $@ $^"
96 depends "coreboot_apc.o $(TOP)/src/config/coreboot_apc.ld ldoptions"
97 action "$(CC) $(DISTRO_LFLAGS) -nostdlib -nostartfiles -static -o $@ -T $(TOP)/src/config/coreboot_apc.ld coreboot_apc.o"
98 action "$(CROSS_COMPILE)nm -n coreboot_apc | sort > coreboot_apc.map"
102 ## By default compress the part of coreboot that runs from cache as ram
104 makedefine COREBOOT_APC-$(CONFIG_COMPRESS):=coreboot_apc.nrv2b
105 makedefine COREBOOT_APC-$(CONFIG_UNCOMPRESSED):=coreboot_apc.bin
107 makerule coreboot_apc.bin
108 depends "coreboot_apc"
109 action "$(OBJCOPY) -O binary $< $@"
112 makerule coreboot_apc.nrv2b
113 depends "coreboot_apc.bin nrv2b"
114 action "./nrv2b e $< $@"
117 makerule coreboot_apc.rom
118 depends "$(COREBOOT_APC-1)"
119 action "cp $(COREBOOT_APC-1) coreboot_apc.rom"
122 makedefine COREBOOT_APC:=coreboot_apc.rom
126 makedefine COREBOOT_RAM_ROM:=coreboot_ram.rom
129 depends "crt0.o $(INIT-OBJECTS) $(COREBOOT_APC) $(COREBOOT_RAM_ROM) ldscript.ld"
130 action "$(CC) $(DISTRO_LFLAGS) -nostdlib -nostartfiles -static -o $@ -T ldscript.ld crt0.o $(INIT-OBJECTS)"
131 action "$(CROSS_COMPILE)nm -n coreboot | sort > coreboot.map"
132 action "$(CROSS_COMPILE)objdump -dS coreboot > coreboot.disasm"
137 depends "$(TOP)/util/buildrom/buildrom.c"
138 action "$(HOSTCC) -o $@ $<"
141 # Force crt0.s (which has build time version code in it to rebuild every time)
142 makedefine .PHONY : crt0.s
144 depends "crt0.S $(CRT0_INCLUDES)"
145 action "$(CPP) $(CPPFLAGS) -I. -I$(TOP)/src $< > $@.new && mv $@.new $@"
148 # generate an assembly listing via -a switch.
151 action "$(CC) -Wa,-acdlns -c $(CPU_OPT) -o $@ $< >crt0.disasm"
156 action "etags $(SOURCES)"
160 action "ctags $(SOURCES)"
162 makerule corebootDoc.config
163 depends "$(TOP)/src/config/corebootDoc.config"
164 action "cat $(TOP)/src/config/corebootDoc.config > corebootDoc.config"
165 action "echo 'INPUT=$(SOURCES)' >> corebootDoc.config"
167 makerule documentation
168 depends "corebootDoc.config"
169 action "doxygen corebootDoc.config"
172 # Yes, the rule doesn't seem to make sense, but multiple images could try to
173 # create a romcc binary at the same time, clobbering each other.
174 # Our makefile architecture won't allow us to easily have the romcc target
175 # in the main makefile, so keep it here and move the race condition winner
176 # in place. That way, romcc may get compiled twice, but the binary will always
177 # be in a correct and valid state if it exists because the move is atomic.
179 depends "$(TOP)/util/romcc/romcc.c"
180 action "$(HOSTCC) -g $(HOSTCFLAGS) $< -o romcc.tmpfile"
181 action "mv romcc.tmpfile $@"
184 makerule build_opt_tbl
185 depends "$(TOP)/util/options/build_opt_tbl.c $(TOP)/src/include/pc80/mc146818rtc.h $(TOP)/src/include/boot/coreboot_tables.h Makefile.settings Makefile"
186 action "$(HOSTCC) $(HOSTCFLAGS) $(CPUFLAGS) $< -o $@"
189 makerule option_table.h option_table.c
190 depends "build_opt_tbl $(MAINBOARD)/cmos.layout"
191 action "./build_opt_tbl --config $(MAINBOARD)/cmos.layout --header option_table.h --option option_table.c"
195 object ./option_table.o
199 action "rm -f coreboot.* *~"
200 action "rm -f coreboot"
201 action "rm -f ldscript.ld"
202 action "rm -f a.out *.s *.l *.o *.E *.inc"
203 action "rm -f TAGS tags romcc*"
204 action "rm -f docipl buildrom* chips.c *chip.c coreboot_apc* coreboot_ram* coreboot_pay*"
205 action "rm -f build_opt_tbl* nrv2b* option_table.c crt0.S"
208 # do standard config files that the user need not specify
209 # for now, this is just 'lib', but it may be more later.