src/arch/i386/Makefile.inc

   1 #######################################################################
   2 # Take care of subdirectories
   3 subdirs-y += boot
   4 subdirs-y += init
   5 subdirs-y += lib
   6 subdirs-y += smp
   7
   8 obj-$(CONFIG_HAVE_OPTION_TABLE) += ../../option_table.o
   9
  10 ifdef POST_EVALUATION
  11
  12 #######################################################################
  13 # Build the final rom image
  14
  15 $(obj)/coreboot.rom: $(obj)/coreboot.bootblock $(obj)/coreboot_ram $(CBFSTOOL)
  16         rm -f $@
  17         $(CBFSTOOL) $@ create $(CONFIG_COREBOOT_ROMSIZE_KB)K $(obj)/coreboot.bootblock
  18         if [ -f fallback/coreboot_apc ]; \
  19         then \
  20                 $(CBFSTOOL) $@ add-stage fallback/coreboot_apc fallback/coreboot_apc $(CBFS_COMPRESS_FLAG); \
  21         fi
  22         $(CBFSTOOL) $@ add-stage $(obj)/coreboot_ram fallback/coreboot_ram $(CBFS_COMPRESS_FLAG)
  23 ifeq ($(CONFIG_PAYLOAD_NONE),y)
  24         @printf "    PAYLOAD    none (as specified by user)\n"
  25 else
  26         @printf "    PAYLOAD    $(CONFIG_FALLBACK_PAYLOAD_FILE) $(CBFS_PAYLOAD_COMPRESS_FLAG)\n"
  27         $(CBFSTOOL) $(obj)/coreboot.rom add-payload $(CONFIG_FALLBACK_PAYLOAD_FILE) fallback/payload $(CBFS_PAYLOAD_COMPRESS_FLAG)
  28 endif
  29 ifeq ($(CONFIG_VGA_BIOS),y)
  30         @printf "    VGABIOS    $(CONFIG_FALLBACK_VGA_BIOS_FILE) $(CONFIG_FALLBACK_VGA_BIOS_ID)\n"
  31         $(CBFSTOOL) $(obj)/coreboot.rom add $(CONFIG_FALLBACK_VGA_BIOS_FILE) "pci$(CONFIG_FALLBACK_VGA_BIOS_ID).rom" optionrom
  32 endif
  33         @printf "    CBFSPRINT  $(subst $(obj)/,,$(@))\n\n"
  34         $(CBFSTOOL) $(obj)/coreboot.rom print
  35
  36
  37 #######################################################################
  38 # Build the bootblock
  39
  40 $(obj)/coreboot.bootblock: $(obj)/coreboot
  41         @printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
  42         $(OBJCOPY) -O binary $< $@
  43
  44 $(obj)/ldscript.ld: $(ldscripts) $(obj)/ldoptions
  45         printf 'INCLUDE "ldoptions"\n' > $@
  46         printf '$(foreach ldscript,$(ldscripts),INCLUDE "$(ldscript:$(obj)/%=%)"\n)' >> $@
  47
  48 $(obj)/crt0_includes.h: $(crt0s)
  49         printf '$(foreach crt0,config.h $(crt0s),#include "$(crt0:$(obj)/%=%)"\n)' > $@
  50
  51 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.o: $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s
  52         $(CC) -I$(obj) -Wa,-acdlns -c -o $@ $<  > $(dir $@)/crt0.disasm
  53
  54 $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s: $(src)/arch/i386/init/crt0.S.lb $(obj)/crt0_includes.h
  55         $(CC) -x assembler-with-cpp -DASSEMBLY -E -I$(src)/include -I$(src)/arch/i386/include -I$(obj) -include $(obj)/config.h -I. -I$(src) $< > $@.new && mv $@.new $@
  56
  57 $(obj)/coreboot: $(initobjs) $(obj)/ldscript.ld
  58         @printf "    LINK       $(subst $(obj)/,,$(@))\n"
  59         $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(obj)/ldscript.ld $(initobjs)
  60         $(NM) -n $(obj)/coreboot | sort > $(obj)/coreboot.map
  61
  62 #######################################################################
  63 # i386 specific tools
  64
  65 $(obj)/option_table.h $(obj)/option_table.c: $(obj)/build_opt_tbl $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout
  66         @printf "    OPTION     $(subst $(obj)/,,$(@))\n"
  67         $(obj)/build_opt_tbl --config $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout --header $(obj)/option_table.h --option $(obj)/option_table.c
  68
  69 $(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
  70         @printf "    HOSTCC     $(subst $(obj)/,,$(@))\n"
  71         $(HOSTCC) $(HOSTCFLAGS) -include $(obj)/config.h $< -o $@
  72
  73 #######################################################################
  74 # Build the coreboot_ram (stage 2)
  75
  76 $(obj)/coreboot_ram: $(obj)/coreboot_ram.o $(src)/config/coreboot_ram.ld #ldoptions
  77         @printf "    CC         $(subst $(obj)/,,$(@))\n"
  78         $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/config/coreboot_ram.ld $(obj)/coreboot_ram.o
  79         $(NM) -n $(obj)/coreboot_ram | sort > $(obj)/coreboot_ram.map
  80
  81 $(obj)/coreboot_ram.o: $(obj)/arch/i386/lib/c_start.o $(drivers) $(obj)/coreboot.a $(LIBGCC_FILE_NAME)
  82         @printf "    CC         $(subst $(obj)/,,$(@))\n"
  83         $(CC) -nostdlib -r -o $@ $(obj)/arch/i386/lib/c_start.o $(drivers) -Wl,-\( $(obj)/coreboot.a $(LIBGCC_FILE_NAME) -Wl,-\)
  84
  85 $(obj)/coreboot.a: $(objs)
  86         @printf "    AR         $(subst $(obj)/,,$(@))\n"
  87         rm -f $(obj)/coreboot.a
  88         $(AR) cr $(obj)/coreboot.a $(objs)
  89
  90 #######################################################################
  91 # done
  92
  93 endif