LXR linux-bk/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
  16arch-y := v10
  17arch-$(CONFIG_ETRAX_ARCH_V10) := v10
  18
  19# No config avaiable for make clean etc
  20ifneq ($(arch-y),)
  21SARCH := arch-$(arch-y)
  22else
  23SARCH :=
  24endif
  25
  26LD = $(CROSS_COMPILE)ld -mcrislinux
  27
  28OBJCOPYFLAGS := -O binary -R .note -R .comment -S
  29
  30CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
  31AFLAGS += -mlinux
  32
  33CFLAGS := $(CFLAGS) -mlinux -march=$(arch-y) -pipe
  34
  35ifdef CONFIG_FRAME_POINTER
  36CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
  37CFLAGS += -fno-omit-frame-pointer
  38endif
  39
  40head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o
  41
  42LIBGCC = $(shell $(CC) $(CFLAGS) -print-file-name=libgcc.a)
  43
  44core-y          += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
  45core-y          += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/
  46drivers-y       += arch/$(ARCH)/$(SARCH)/drivers/
  47libs-y          += arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC)
  48
  49vmlinux.bin: vmlinux
  50        $(OBJCOPY) $(OBJCOPYFLAGS) vmlinux vmlinux.bin
  51
  52timage: vmlinux.bin
  53        cat vmlinux.bin cramfs.img >timage
  54
  55simimage: timage
  56        cp vmlinux.bin simvmlinux.bin
  57
  58# the following will remake timage without compiling the kernel
  59# it does of course require that all object files exist...
  60
  61cramfs:
  62## cramfs      - Creates a cramfs image
  63        mkcramfs -b 8192 -m romfs_meta.txt root cramfs.img
  64        cat vmlinux.bin cramfs.img >timage
  65
  66clinux: vmlinux.bin decompress.bin rescue.bin
  67
  68decompress.bin: FORCE
  69        @make -C arch/$(ARCH)/boot/compressed decompress.bin
  70
  71rescue.bin: FORCE
  72        @make -C arch/$(ARCH)/boot/rescue rescue.bin
  73
  74zImage: vmlinux.bin rescue.bin
  75## zImage     - Compressed kernel (gzip)
  76        @make -C arch/$(ARCH)/boot/ zImage
  77
  78compressed: zImage
  79
  80archmrproper:
  81archclean:
  82        $(Q)$(MAKE) $(clean)=arch/$(ARCH)/boot
  83        rm -f timage vmlinux.bin decompress.bin rescue.bin cramfs.img
  84        rm -rf $(LD_SCRIPT).tmp
  85
  86prepare: arch/$(ARCH)/.links include/asm-$(ARCH)/.arch \
  87         include/asm-$(ARCH)/$(SARCH)/offset.h
  88
  89# Create some links to make all tools happy
  90arch/$(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 $@
 100
 101# Create link to sub arch includes
 102include/asm-$(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 $@
 107
 108arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
 109                                        include/config/MARKER
 110
 111include/asm-$(ARCH)/$(SARCH)/offset.h: arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s
 112        $(call filechk,gen-asm-offsets)
 113