1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
#######################################################################
# Take care of subdirectories
subdirs-y += boot
# subdirs-y += init
subdirs-y += lib
subdirs-y += smp
obj-$(CONFIG_HAVE_OPTION_TABLE) += ../../option_table.o
ifdef POST_EVALUATION
#######################################################################
# Build the final rom image
$(obj)/coreboot.rom: $(obj)/coreboot.pre $(obj)/coreboot_ram $(CBFSTOOL)
cp $(obj)/coreboot.pre $@
if [ -f fallback/coreboot_apc ]; \
then \
$(CBFSTOOL) $@ add-stage fallback/coreboot_apc $(CONFIG_CBFS_PREFIX)/coreboot_apc $(CBFS_COMPRESS_FLAG); \
fi
$(CBFSTOOL) $@ add-stage $(obj)/coreboot_ram $(CONFIG_CBFS_PREFIX)/coreboot_ram $(CBFS_COMPRESS_FLAG)
ifeq ($(CONFIG_PAYLOAD_NONE),y)
@printf " PAYLOAD none (as specified by user)\n"
else
@printf " PAYLOAD $(CONFIG_FALLBACK_PAYLOAD_FILE) $(CBFS_PAYLOAD_COMPRESS_FLAG)\n"
$(CBFSTOOL) $(obj)/coreboot.rom add-payload $(CONFIG_FALLBACK_PAYLOAD_FILE) $(CONFIG_CBFS_PREFIX)/payload $(CBFS_PAYLOAD_COMPRESS_FLAG)
endif
ifeq ($(CONFIG_VGA_BIOS),y)
@printf " VGABIOS $(CONFIG_FALLBACK_VGA_BIOS_FILE) $(CONFIG_FALLBACK_VGA_BIOS_ID)\n"
$(CBFSTOOL) $(obj)/coreboot.rom add $(CONFIG_FALLBACK_VGA_BIOS_FILE) "pci$(CONFIG_FALLBACK_VGA_BIOS_ID).rom" optionrom
endif
@printf " CBFSPRINT $(subst $(obj)/,,$(@))\n\n"
$(CBFSTOOL) $(obj)/coreboot.rom print
#######################################################################
# i386 specific tools
$(obj)/option_table.h $(obj)/option_table.c $(obj)/arch/i386/../../option_table.c: $(obj)/build_opt_tbl $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout
@printf " OPTION $(subst $(obj)/,,$(@))\n"
$(obj)/build_opt_tbl --config $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout --header $(obj)/option_table.h --option $(obj)/option_table.c
$(obj)/build_opt_tbl: $(top)/util/options/build_opt_tbl.c $(top)/src/include/pc80/mc146818rtc.h $(top)/src/include/boot/coreboot_tables.h $(obj)/config.h
@printf " HOSTCC $(subst $(obj)/,,$(@))\n"
$(HOSTCC) $(HOSTCFLAGS) -include $(obj)/config.h $< -o $@
#######################################################################
# Build the coreboot_ram (stage 2)
$(obj)/coreboot_ram: $(obj)/coreboot_ram.o $(src)/arch/i386/coreboot_ram.ld #ldoptions
@printf " CC $(subst $(obj)/,,$(@))\n"
$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/i386/coreboot_ram.ld $(obj)/coreboot_ram.o
$(NM) -n $(obj)/coreboot_ram | sort > $(obj)/coreboot_ram.map
$(obj)/coreboot_ram.o: $(obj)/arch/i386/lib/c_start.o $(drivers) $(obj)/coreboot.a $(LIBGCC_FILE_NAME)
@printf " CC $(subst $(obj)/,,$(@))\n"
$(CC) -nostdlib -r -o $@ $(obj)/arch/i386/lib/c_start.o $(drivers) -Wl,-\( $(obj)/coreboot.a $(LIBGCC_FILE_NAME) -Wl,-\)
$(obj)/coreboot.a: $(objs)
@printf " AR $(subst $(obj)/,,$(@))\n"
rm -f $(obj)/coreboot.a
$(AR) cr $(obj)/coreboot.a $(objs)
#######################################################################
# done
# crt0s should be set by now
ifeq ($(crt0s),)
$(error crt0s are empty. If your board still uses crt0-y and ldscript-y: It shouldn't, we moved away from that in r5065)
endif
OPTION_TABLE_H:=
ifeq ($(CONFIG_HAVE_OPTION_TABLE),y)
OPTION_TABLE_H:=$(obj)/option_table.h
endif
ifeq ($(CONFIG_ROMCC),y)
ROMCCFLAGS ?= -mcpu=p2 -O2
$(obj)/mainboard/$(MAINBOARDDIR)/failover.inc: $(obj)/romcc $(src)/arch/i386/lib/failover.c
$(obj)/romcc $(ROMCCFLAGS) --label-prefix=failover $(INCLUDES) $(src)/arch/i386/lib/failover.c -o $@
$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(obj)/romcc $(OPTION_TABLE_H) $(obj)/build.h
$(obj)/romcc $(ROMCCFLAGS) -include $(obj)/build.h $(INCLUDES) $< -o $@
else
$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(OPTION_TABLE_H) $(obj)/build.h
$(CC) $(DISTRO_CFLAGS) $(CFLAGS) $(CPPFLAGS) $(DEBUG_CFLAGS) -include $(obj)/build.h -I$(src) -I. -c -S $< -o - | sed -e 's/\.rodata/.rom.data/g' -e 's/\.text/.section .rom.text/g' > $@.tmp
mv $@.tmp $@
endif
endif
ifeq ($(CONFIG_TINY_BOOTBLOCK),y)
include $(src)/arch/i386/Makefile.tinybootblock.inc
else
include $(src)/arch/i386/Makefile.bigbootblock.inc
endif
|
