arch/cris/Makefile

   1 # $Id: Makefile,v 1.23 2004/10/19 13:07:34 starvik Exp $
   2 # cris/Makefile
   3 #
   4 # This file is included by the global makefile so that you can add your own
   5 # architecture-specific flags and dependencies. Remember to do have actions
   6 # for "archclean" and "archdep" for cleaning up and making dependencies for
   7 # this architecture
   8 #
   9 # This file is subject to the terms and conditions of the GNU General Public
  10 # License.  See the file "COPYING" in the main directory of this archive
  11 # for more details.
  12
  13 # A bug in ld prevents us from having a (constant-value) symbol in a
  14 # "ORIGIN =" or "LENGTH =" expression.
  15
  16 arch-y := v10
  17 arch-$(CONFIG_ETRAX_ARCH_V10) := v10
  18
  19 # No config avaiable for make clean etc
  20 ifneq ($(arch-y),)
  21 SARCH := arch-$(arch-y)
  22 else
  23 SARCH :=
  24 endif
  25
  26 LD = $(CROSS_COMPILE)ld -mcrislinux
  27
  28 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
  29
  30 CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
  31 AFLAGS += -mlinux
  32
  33 CFLAGS := $(CFLAGS) -mlinux -march=$(arch-y) -pipe
  34
  35 ifdef CONFIG_FRAME_POINTER
  36 CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
  37 CFLAGS += -fno-omit-frame-pointer
  38 endif
  39
  40 head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o
  41
  42 LIBGCC = $(shell $(CC) $(CFLAGS) -print-file-name=libgcc.a)
  43
  44 core-y          += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
  45 core-y          += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/
  46 drivers-y       += arch/$(ARCH)/$(SARCH)/drivers/
  47 libs-y          += arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC)
  48
  49 vmlinux.bin: vmlinux
  50         $(OBJCOPY) $(OBJCOPYFLAGS) vmlinux vmlinux.bin
  51
  52 timage: vmlinux.bin
  53         cat vmlinux.bin cramfs.img >timage
  54
  55 simimage: timage
  56         cp vmlinux.bin simvmlinux.bin
  57
  58 # the following will remake timage without compiling the kernel
  59 # it does of course require that all object files exist...
  60
  61 cramfs:
  62 ## cramfs      - Creates a cramfs image
  63         mkcramfs -b 8192 -m romfs_meta.txt root cramfs.img
  64         cat vmlinux.bin cramfs.img >timage
  65
  66 clinux: vmlinux.bin decompress.bin rescue.bin
  67
  68 decompress.bin: FORCE
  69         @make -C arch/$(ARCH)/boot/compressed decompress.bin
  70
  71 rescue.bin: FORCE
  72         @make -C arch/$(ARCH)/boot/rescue rescue.bin
  73
  74 zImage: vmlinux.bin rescue.bin
  75 ## zImage     - Compressed kernel (gzip)
  76         @make -C arch/$(ARCH)/boot/ zImage
  77
  78 compressed: zImage
  79
  80 archmrproper:
  81 archclean:
  82         $(Q)$(MAKE) $(clean)=arch/$(ARCH)/boot
  83         rm -f timage vmlinux.bin decompress.bin rescue.bin cramfs.img
  84         rm -rf $(LD_SCRIPT).tmp
  85
  86 prepare: arch/$(ARCH)/.links include/asm-$(ARCH)/.arch \
  87          include/asm-$(ARCH)/$(SARCH)/offset.h
  88
  89 # Create some links to make all tools happy
  90 arch/$(ARCH)/.links:
  91         @rm -rf arch/$(ARCH)/drivers
  92         @ln -sfn $(SARCH)/drivers arch/$(ARCH)/drivers
  93         @rm -rf arch/$(ARCH)/boot
  94         @ln -sfn $(SARCH)/boot arch/$(ARCH)/boot
  95         @rm -rf arch/$(ARCH)/lib
  96         @ln -sfn $(SARCH)/lib arch/$(ARCH)/lib
  97         @ln -sfn $(SARCH) arch/$(ARCH)/arch
  98         @ln -sfn ../$(SARCH)/vmlinux.lds.S arch/$(ARCH)/kernel/vmlinux.lds.S
  99         @touch $@
 100
 101 # Create link to sub arch includes
 102 include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h)
 103         @echo '  Making asm-$(ARCH)/arch -> asm-$(ARCH)/$(SARCH) symlink'
 104         @rm -f include/asm-$(ARCH)/arch
 105         @ln -sf $(SARCH) include/asm-$(ARCH)/arch
 106         @touch $@
 107
 108 arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
 109                                         include/config/MARKER
 110
 111 include/asm-$(ARCH)/$(SARCH)/offset.h: arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s
 112         $(call filechk,gen-asm-offsets)