src/arch/i386/Makefile.tinybootblock.inc

   1 ifdef POST_EVALUATION
   2
   3 #######################################################################
   4 # Build the final rom image
   5
   6 $(obj)/coreboot.pre1: $(obj)/coreboot.bootblock $(CBFSTOOL)
   7         rm -f $@
   8         $(CBFSTOOL) $@ create $(CONFIG_COREBOOT_ROMSIZE_KB)K $(obj)/coreboot.bootblock
   9
  10 $(obj)/coreboot.pre: $(obj)/coreboot.romstage $(obj)/coreboot.pre1 $(CBFSTOOL)
  11         rm -f $@
  12         cp $(obj)/coreboot.pre1 $@
  13         $(CBFSTOOL) $@ add-stage $(obj)/romstage.elf fallback/romstage x 0x$(shell cat $(obj)/location.txt)
  14 #FIXME: location.txt might require an offset of header size
  15
  16 #######################################################################
  17 # Build the bootblock
  18
  19 $(obj)/coreboot.bootblock: $(obj)/bootblock.elf
  20         @printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
  21         $(OBJCOPY) -O binary $< $@
  22
  23 bootblock_lds := $(src)/arch/i386/init/ldscript_failover.lb
  24 bootblock_lds += $(src)/cpu/x86/16bit/entry16.lds
  25 bootblock_lds += $(src)/cpu/x86/16bit/reset16.lds
  26 bootblock_lds += $(src)/arch/i386/lib/id.lds
  27
  28 bootblock_inc := $(src)/arch/i386/init/bootblock_prologue.c
  29 bootblock_inc += $(src)/cpu/x86/16bit/entry16.inc
  30 bootblock_inc += $(src)/cpu/x86/16bit/reset16.inc
  31 bootblock_inc += $(src)/cpu/x86/32bit/entry32.inc
  32 bootblock_inc += $(src)/arch/i386/lib/id.inc
  33 ifeq ($(CONFIG_SSE),y)
  34 bootblock_inc += $(src)/cpu/x86/sse_enable.inc
  35 endif
  36 bootblock_inc += $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc
  37 bootblock_inc += $(src)/arch/i386/lib/walkcbfs.S
  38
  39 bootblock_romccflags := -mcpu=i386
  40 ifeq ($(CONFIG_SSE),y)
  41 bootblock_romccflags := -mcpu=k7 -msse
  42 endif
  43
  44 $(obj)/bootblock/ldscript.ld: $(bootblock_ldscripts) $(obj)/ldoptions
  45         mkdir -p $(obj)/bootblock
  46         printf '$(foreach ldscript,ldoptions $(bootblock_lds),INCLUDE "$(ldscript)"\n)' > $@
  47
  48 $(obj)/bootblock/bootblock.c: $(bootblock_inc)
  49         mkdir -p $(obj)/bootblock
  50         printf '$(foreach crt0,config.h $(bootblock_inc),#include "$(crt0)"\n)' > $@
  51
  52 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s
  53         $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
  54
  55 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s: $(obj)/bootblock/bootblock.c
  56         $(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/bootblock -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
  57
  58 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc: $(obj)/romcc $(src)/arch/i386/init/bootblock.c
  59         $(obj)/romcc $(bootblock_romccflags) -O2 $(ROMCCFLAGS) $(INCLUDES) $(src)/arch/i386/init/bootblock.c -o $@
  60
  61 $(obj)/bootblock.elf: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o $(obj)/bootblock/ldscript.ld
  62         @printf "    LINK       $(subst $(obj)/,,$(@))\n"
  63         $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/bootblock/ldscript.ld $<
  64         $(NM) -n $(obj)/bootblock.elf | sort > $(obj)/bootblock.map
  65
  66 #######################################################################
  67 # Build the romstage
  68 $(obj)/coreboot.romstage: $(obj)/coreboot.pre1 $(initobjs) $(obj)/romstage/ldscript.ld
  69         @printf "    LINK       $(subst $(obj)/,,$(@))\n"
  70         printf "CONFIG_ROMBASE = 0x0;\nAUTO_XIP_ROM_BASE = 0x0;\n" > $(obj)/location.ld
  71         $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
  72         $(OBJCOPY) -O binary $(obj)/romstage.elf $(obj)/romstage.bin
  73         printf "CONFIG_ROMBASE = 0x" > $(obj)/location.ld
  74         $(CBFSTOOL) $(obj)/coreboot.pre1 locate $(obj)/romstage.bin fallback/romstage $(CONFIG_XIP_ROM_SIZE) > $(obj)/location.txt
  75         cat $(obj)/location.txt >> $(obj)/location.ld
  76         printf ';\nAUTO_XIP_ROM_BASE = CONFIG_ROMBASE & ~(CONFIG_XIP_ROM_SIZE - 1);\n' >> $(obj)/location.ld
  77         $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
  78         $(NM) -n $(obj)/romstage.elf | sort > $(obj)/romstage.map
  79         $(OBJCOPY) -O binary $(obj)/romstage.elf $@
  80
  81 $(obj)/romstage/ldscript.ld: $(ldscripts) $(obj)/ldoptions
  82         mkdir -p $(obj)/romstage
  83         printf '$(foreach ldscript,ldoptions location.ld $(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' > $@
  84
  85 $(obj)/romstage/crt0_includes.h: $(crt0s)
  86         mkdir -p $(obj)/romstage
  87         printf '$(foreach crt0,config.h $(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@
  88
  89 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
  90         $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
  91
  92 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(src)/arch/i386/init/crt0.S.lb $(obj)/romstage/crt0_includes.h
  93         $(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/romstage -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
  94
  95 endif