1 #######################################################################
2 # Build the final rom image
4 ifneq ($(CONFIG_UPDATE_IMAGE),y)
5 $(obj)/coreboot.pre1: $(obj)/coreboot.bootblock $(CBFSTOOL)
7 $(CBFSTOOL) $@ create $(CONFIG_COREBOOT_ROMSIZE_KB)K $(obj)/coreboot.bootblock
9 $(obj)/coreboot.pre1: $(CBFSTOOL)
10 mv $(obj)/coreboot.rom $@
13 $(obj)/coreboot.pre: $(obj)/coreboot.romstage $(obj)/coreboot.pre1 $(CBFSTOOL)
15 cp $(obj)/coreboot.pre1 $@
16 $(CBFSTOOL) $@ add-stage $(obj)/romstage.elf $(CONFIG_CBFS_PREFIX)/romstage x 0x$(shell cat $(obj)/location.txt)
17 #FIXME: location.txt might require an offset of header size
19 #######################################################################
22 $(obj)/coreboot.bootblock: $(obj)/bootblock.elf
23 @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
24 $(OBJCOPY) -O binary $< $@
26 bootblock_lds = $(src)/arch/i386/init/ldscript_failover.lb
27 bootblock_lds += $(src)/cpu/x86/16bit/entry16.lds
28 bootblock_lds += $(src)/cpu/x86/16bit/reset16.lds
29 bootblock_lds += $(src)/arch/i386/lib/id.lds
30 bootblock_lds += $(chipset_bootblock_lds)
32 bootblock_inc = $(src)/arch/i386/init/prologue.inc
33 bootblock_inc += $(src)/cpu/x86/16bit/entry16.inc
34 bootblock_inc += $(src)/cpu/x86/16bit/reset16.inc
35 bootblock_inc += $(src)/cpu/x86/32bit/entry32.inc
36 bootblock_inc += $(src)/arch/i386/lib/id.inc
37 bootblock_inc += $(chipset_bootblock_inc)
39 ifeq ($(CONFIG_SSE),y)
40 bootblock_inc += $(src)/cpu/x86/sse_enable.inc
42 bootblock_inc += $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc
43 bootblock_inc += $(src)/arch/i386/lib/walkcbfs.S
45 bootblock_romccflags := -mcpu=i386 -O2 -D__PRE_RAM__
46 ifeq ($(CONFIG_SSE),y)
47 bootblock_romccflags := -mcpu=k7 -msse -O2 -D__PRE_RAM__
50 $(obj)/bootblock/ldscript.ld: $$(bootblock_lds) $(obj)/ldoptions
51 @printf " GEN $(subst $(obj)/,,$(@))\n"
52 mkdir -p $(obj)/bootblock
53 printf '$(foreach ldscript,ldoptions $(bootblock_lds),INCLUDE "$(ldscript)"\n)' > $@
55 $(obj)/bootblock/bootblock.c: $$(bootblock_inc)
56 @printf " GEN $(subst $(obj)/,,$(@))\n"
57 mkdir -p $(obj)/bootblock
58 printf '$(foreach crt0,config.h $(bootblock_inc),#include "$(crt0)"\n)' > $@
60 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s
61 @printf " CC $(subst $(obj)/,,$(@))\n"
62 $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $< > $(dir $@)/crt0.disasm
64 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s: $(obj)/bootblock/bootblock.c
65 @printf " CC $(subst $(obj)/,,$(@))\n"
66 $(CC) -MMD -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/bootblock -include $(obj)/config.h -I. -I$(src) $< -o $@
68 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc: $(src)/arch/i386/init/$(subst ",,$(CONFIG_BOOTBLOCK_SOURCE)) $(objutil)/romcc/romcc
69 @printf " ROMCC $(subst $(obj)/,,$(@))\n"
70 $(CC) -MM -MT$(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc \
71 $< > $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc.d
72 $(ROMCC) -c -S $(bootblock_romccflags) $(ROMCCFLAGS) -I. $(INCLUDES) $< -o $@
74 $(obj)/bootblock.elf: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o $(obj)/bootblock/ldscript.ld
75 @printf " LINK $(subst $(obj)/,,$(@))\n"
76 $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/bootblock/ldscript.ld $<
77 $(NM) -n $(obj)/bootblock.elf | sort > $(obj)/bootblock.map
78 $(OBJCOPY) --only-keep-debug $@ $(obj)/bootblock.debug
79 $(OBJCOPY) --strip-debug $@
80 $(OBJCOPY) --add-gnu-debuglink=$(obj)/bootblock.debug $@
82 #######################################################################
84 $(obj)/coreboot.romstage: $(obj)/coreboot.pre1 $$(initobjs) $(obj)/romstage/ldscript.ld
85 @printf " LINK $(subst $(obj)/,,$(@))\n"
86 printf "CONFIG_ROMBASE = 0x0;\nAUTO_XIP_ROM_BASE = 0x0;\n" > $(obj)/location.ld
87 $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
88 $(OBJCOPY) -O binary $(obj)/romstage.elf $(obj)/romstage.bin
89 printf "CONFIG_ROMBASE = 0x" > $(obj)/location.ld
90 $(CBFSTOOL) $(obj)/coreboot.pre1 locate $(obj)/romstage.bin $(CONFIG_CBFS_PREFIX)/romstage $(CONFIG_XIP_ROM_SIZE) > $(obj)/location.txt
91 cat $(obj)/location.txt >> $(obj)/location.ld
92 printf ';\nAUTO_XIP_ROM_BASE = CONFIG_ROMBASE & ~(CONFIG_XIP_ROM_SIZE - 1);\n' >> $(obj)/location.ld
93 $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
94 $(NM) -n $(obj)/romstage.elf | sort > $(obj)/romstage.map
95 $(OBJCOPY) --only-keep-debug $(obj)/romstage.elf $(obj)/romstage.debug
96 $(OBJCOPY) --strip-debug $(obj)/romstage.elf
97 $(OBJCOPY) --add-gnu-debuglink=$(obj)/romstage.debug $(obj)/romstage.elf
98 $(OBJCOPY) -O binary $(obj)/romstage.elf $@
100 $(obj)/romstage/ldscript.ld: $$(ldscripts) $(obj)/ldoptions
101 @printf " GEN $(subst $(obj)/,,$(@))\n"
102 mkdir -p $(obj)/romstage
103 printf '$(foreach ldscript,ldoptions location.ld $(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' > $@
105 $(obj)/romstage/crt0.S: $$(crt0s)
106 @printf " GEN $(subst $(obj)/,,$(@))\n"
107 mkdir -p $(obj)/romstage
108 printf '$(foreach crt0,config.h $(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@
110 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.initobj.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
111 @printf " CC $(subst $(obj)/,,$(@))\n"
112 $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $< > $(dir $@)/crt0.disasm
114 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(obj)/romstage/crt0.S
115 @printf " CC $(subst $(obj)/,,$(@))\n"
116 $(CC) -MMD -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/romstage -include $(obj)/config.h -I. -I$(src) $< -o $@