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 += $(src)/arch/i386/lib/id.lds
  27 ifeq ($(CONFIG_SOUTHBRIDGE_VIA_K8T890),y)
  28 bootblock_lds += $(src)/southbridge/via/k8t890/romstrap.lds
  29 endif
  30
  31 bootblock_inc := $(src)/arch/i386/init/bootblock_prologue.c
  32 bootblock_inc += $(src)/cpu/x86/16bit/entry16.inc
  33 bootblock_inc += $(src)/cpu/x86/16bit/reset16.inc
  34 bootblock_inc += $(src)/cpu/x86/32bit/entry32.inc
  35 bootblock_inc += $(src)/arch/i386/lib/id.inc
  36
  37 ifeq ($(CONFIG_SOUTHBRIDGE_VIA_K8T890),y)
  38 bootblock_inc += $(src)/southbridge/via/k8t890/romstrap.inc
  39 endif
  40
  41 ifeq ($(CONFIG_SSE),y)
  42 bootblock_inc += $(src)/cpu/x86/sse_enable.inc
  43 endif
  44 bootblock_inc += $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc
  45 bootblock_inc += $(src)/arch/i386/lib/walkcbfs.S
  46
  47 bootblock_romccflags := -mcpu=i386
  48 ifeq ($(CONFIG_SSE),y)
  49 bootblock_romccflags := -mcpu=k7 -msse
  50 endif
  51
  52 $(obj)/bootblock/ldscript.ld: $(bootblock_ldscripts) $(obj)/ldoptions
  53         mkdir -p $(obj)/bootblock
  54         printf '$(foreach ldscript,ldoptions $(bootblock_lds),INCLUDE "$(ldscript)"\n)' > $@
  55
  56 $(obj)/bootblock/bootblock.c: $(bootblock_inc)
  57         mkdir -p $(obj)/bootblock
  58         printf '$(foreach crt0,config.h $(bootblock_inc),#include "$(crt0)"\n)' > $@
  59
  60 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s
  61         $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
  62
  63 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.s: $(obj)/bootblock/bootblock.c
  64         $(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/bootblock -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
  65
  66 $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.inc: $(obj)/romcc $(src)/arch/i386/init/bootblock.c
  67         $(obj)/romcc $(bootblock_romccflags) -O2 $(ROMCCFLAGS) $(INCLUDES) $(src)/arch/i386/init/bootblock.c -o $@
  68
  69 $(obj)/bootblock.elf: $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.o $(obj)/bootblock/ldscript.ld
  70         @printf "    LINK       $(subst $(obj)/,,$(@))\n"
  71         $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/bootblock/ldscript.ld $<
  72         $(NM) -n $(obj)/bootblock.elf | sort > $(obj)/bootblock.map
  73
  74 #######################################################################
  75 # Build the romstage
  76 $(obj)/coreboot.romstage: $(obj)/coreboot.pre1 $(initobjs) $(obj)/romstage/ldscript.ld
  77         @printf "    LINK       $(subst $(obj)/,,$(@))\n"
  78         printf "CONFIG_ROMBASE = 0x0;\nAUTO_XIP_ROM_BASE = 0x0;\n" > $(obj)/location.ld
  79         $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
  80         $(OBJCOPY) -O binary $(obj)/romstage.elf $(obj)/romstage.bin
  81         printf "CONFIG_ROMBASE = 0x" > $(obj)/location.ld
  82         $(CBFSTOOL) $(obj)/coreboot.pre1 locate $(obj)/romstage.bin fallback/romstage $(CONFIG_XIP_ROM_SIZE) > $(obj)/location.txt
  83         cat $(obj)/location.txt >> $(obj)/location.ld
  84         printf ';\nAUTO_XIP_ROM_BASE = CONFIG_ROMBASE & ~(CONFIG_XIP_ROM_SIZE - 1);\n' >> $(obj)/location.ld
  85         $(CC) -nostdlib -nostartfiles -static -o $(obj)/romstage.elf -L$(obj) -T $(obj)/romstage/ldscript.ld $(initobjs)
  86         $(NM) -n $(obj)/romstage.elf | sort > $(obj)/romstage.map
  87         $(OBJCOPY) -O binary $(obj)/romstage.elf $@
  88
  89 $(obj)/romstage/ldscript.ld: $(ldscripts) $(obj)/ldoptions
  90         mkdir -p $(obj)/romstage
  91         printf '$(foreach ldscript,ldoptions location.ld $(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' > $@
  92
  93 $(obj)/romstage/crt0_includes.h: $(crt0s)
  94         mkdir -p $(obj)/romstage
  95         printf '$(foreach crt0,config.h $(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@
  96
  97 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
  98         $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
  99
 100 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(src)/arch/i386/init/crt0.S.lb $(obj)/romstage/crt0_includes.h
 101         $(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -I$(obj)/romstage -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
 102
 103 endif