arch/ppc/coffboot/Makefile

   1 # Makefile for making XCOFF bootable images for booting on PowerMacs
   2 # using Open Firmware.
   3 #
   4 # Paul Mackerras        January 1997
   5
   6 HOSTCFLAGS = -O -I$(TOPDIR)/include
   7
   8 CFLAGS  = $(CPPFLAGS) -O -fno-builtin
   9 OBJCOPY_ARGS = -O aixcoff-rs6000 -R .stab -R .stabstr -R .comment
  10 COFF_LD_ARGS = -e _start -T ld.script -Ttext 500000 -Tdata 510000 -Bstatic
  11 CHRP_LD_ARGS = -Ttext 0x01000000
  12
  13 COFFOBJS = coffcrt0.o start.o coffmain.o misc.o string.o zlib.o image.o
  14 CHRPOBJS = crt0.o start.o chrpmain.o misc.o string.o zlib.o image.o
  15 LIBS = $(TOPDIR)/lib/lib.a
  16
  17 ifeq ($(CONFIG_PPC64BRIDGE),y)
  18 MSIZE=.64
  19 else
  20 MSIZE=
  21 endif
  22
  23 ifeq ($(CONFIG_ALL_PPC),y)
  24 # yes, we want to build pmac stuff
  25 CONFIG_PMAC = y
  26 endif
  27
  28 ifeq ($(CONFIG_SMP),y)
  29 TFTPIMAGE=/tftpboot/zImage.pmac.smp$(MSIZE)
  30 else
  31 TFTPIMAGE=/tftpboot/zImage.pmac$(MSIZE)
  32 endif
  33
  34 ifeq ($(CONFIG_PMAC),y)
  35 chrpmain.o: chrpmain.c
  36         $(CC) $(CFLAGS) -DSYSMAP_OFFSET=0 -DSYSMAP_SIZE=0 -c chrpmain.c
  37
  38 hack-coff: hack-coff.c
  39         $(HOSTCC) $(HOSTCFLAGS) -o hack-coff hack-coff.c
  40
  41 znetboot: vmlinux.coff vmlinux.elf zImage
  42         cp vmlinux.coff $(TFTPIMAGE)
  43         cp vmlinux.elf $(TFTPIMAGE).elf
  44
  45 znetboot.initrd: vmlinux.coff.initrd vmlinux.elf.initrd
  46         cp vmlinux.coff.initrd $(TFTPIMAGE)
  47         cp vmlinux.elf.initrd $(TFTPIMAGE).elf
  48
  49 floppy: zImage
  50 #       mount -t hfs /dev/fd0 /mnt
  51 #       cp vmlinux.coff /mnt
  52 #       umount /mnt
  53
  54 miboot.image: dummy.o vmlinux.gz
  55         $(OBJCOPY) $(OBJCOPY_ARGS) --add-section=image=vmlinux.gz dummy.o $@
  56
  57 miboot.image.initrd: miboot.image ramdisk.image.gz
  58         $(OBJCOPY) $(OBJCOPY_ARGS) --add-section=initrd=ramdisk.image.gz miboot.image $@
  59
  60 coffboot: $(COFFOBJS) no_initrd.o ld.script
  61         $(LD) -o $@ $(COFF_LD_ARGS) $(COFFOBJS) no_initrd.o $(LIBS)
  62
  63 coffboot.initrd: $(COFFOBJS) initrd.o ld.script
  64         $(LD) -o $@ $(COFF_LD_ARGS) $(COFFOBJS) initrd.o $(LIBS)
  65
  66 piggyback: piggyback.c
  67         $(HOSTCC) $(HOSTCFLAGS) -DKERNELBASE=$(KERNELBASE) -o piggyback piggyback.c
  68
  69 mknote: mknote.c
  70         $(HOSTCC) $(HOSTCFLAGS) -o mknote mknote.c
  71
  72 image.o: piggyback vmlinux.gz
  73         ./piggyback image < vmlinux.gz | $(AS) -o image.o
  74
  75 initrd.o: ramdisk.image.gz piggyback
  76         ./piggyback initrd < ramdisk.image.gz | $(AS) -o initrd.o
  77
  78 vmlinux.coff: coffboot hack-coff
  79         $(OBJCOPY) $(OBJCOPY_ARGS) coffboot $@
  80         ./hack-coff $@
  81         ln -sf vmlinux.coff zImage
  82
  83 vmlinux.coff.initrd: coffboot.initrd hack-coff
  84         $(OBJCOPY) $(OBJCOPY_ARGS) coffboot.initrd $@
  85         ./hack-coff $@
  86
  87 vmlinux.elf: $(CHRPOBJS) no_initrd.o mknote
  88         $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) no_initrd.o $(LIBS)
  89         ./mknote > note
  90         $(OBJCOPY) $@ $@ --add-section=.note=note \
  91                 --add-section=sysmap=../../../System.map -R .comment
  92         $(CC) $(CFLAGS) chrpmain.c -c -o chrpmain.o \
  93                 -DSYSMAP_OFFSET=`sh ../boot/offset $(OBJDUMP) $@ sysmap` \
  94                 -DSYSMAP_SIZE=`sh ../boot/size $(OBJDUMP) $@ sysmap`
  95         $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) no_initrd.o $(LIBS)
  96         $(OBJCOPY) $@ $@ --add-section=.note=note \
  97                 --add-section=sysmap=../../../System.map -R .comment
  98
  99 vmlinux.elf.initrd: $(CHRPOBJS) initrd.o mknote
 100         $(LD) $(CHRP_LD_ARGS) -o $@ $(CHRPOBJS) initrd.o $(LIBS)
 101         ./mknote > note
 102         $(OBJCOPY) $@ $@ --add-section=.note=note -R .comment
 103
 104 zImage: vmlinux.coff vmlinux.elf miboot.image
 105
 106 zImage.initrd: vmlinux.coff.initrd vmlinux.elf.initrd miboot.image.initrd
 107
 108 else
 109 znetboot: vmlinux.gz
 110
 111 znetboot.initrd: vmlinux.gz
 112
 113 coffboot: vmlinux.gz
 114
 115 zImage: vmlinux.gz
 116
 117 zImage.initrd: vmlinux.gz
 118
 119 vmlinux.coff: vmlinux.gz
 120
 121 vmlinux.coff.initrd: vmlinux.gz
 122
 123 floppy: vmlinux.gz
 124
 125 endif
 126
 127 vmlinux.gz: $(TOPDIR)/vmlinux
 128         $(OBJCOPY) -S -O binary $(TOPDIR)/vmlinux vmlinux
 129         gzip -vf9 vmlinux
 130
 131 clean:
 132         rm -f hack-coff coffboot zImage vmlinux.coff vmlinux.gz
 133         rm -f mknote piggyback vmlinux.elf note
 134         rm -f miboot.image miboot.image.initrd
 135
 136 fastdep: