arch/frv/Makefile

   1 #
   2 # frv/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 # Copyright (c) 2003, 2004 Red Hat Inc.
  14 # - Written by David Howells <dhowells@redhat.com>
  15 # - Derived from arch/m68knommu/Makefile,
  16 #       Copyright (c) 1999,2001  D. Jeff Dionne <jeff@lineo.ca>,
  17 #       Rt-Control Inc. / Lineo, Inc.
  18 #
  19 # Copyright (C) 1998,1999  D. Jeff Dionne <jeff@uclinux.org>,
  20 #                          Kenneth Albanowski <kjahds@kjahds.com>,
  21 #
  22 # Based on arch/m68k/Makefile:
  23 # Copyright (C) 1994 by Hamish Macdonald
  24 #
  25
  26 ifdef CONFIG_MMU
  27 UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\"
  28 else
  29 UTS_SYSNAME = -DUTS_SYSNAME=\"uClinux\"
  30 endif
  31
  32 KBUILD_AFLAGS_MODULE += -G0 -mlong-calls
  33 KBUILD_CFLAGS_MODULE += -G0 -mlong-calls
  34
  35 ifdef CONFIG_GPREL_DATA_8
  36 KBUILD_CFLAGS   += -G8
  37 else
  38 ifdef CONFIG_GPREL_DATA_4
  39 KBUILD_CFLAGS   += -G4
  40 else
  41 ifdef CONFIG_GPREL_DATA_NONE
  42 KBUILD_CFLAGS   += -G0
  43 endif
  44 endif
  45 endif
  46
  47 #LDFLAGS_vmlinux        := -Map linkmap.txt
  48
  49 ifdef CONFIG_GC_SECTIONS
  50 KBUILD_CFLAGS   += -ffunction-sections -fdata-sections
  51 endif
  52
  53 ifndef CONFIG_FRAME_POINTER
  54 KBUILD_CFLAGS   += -mno-linked-fp
  55 endif
  56
  57 ifdef CONFIG_CPU_FR451_COMPILE
  58 KBUILD_CFLAGS   += -mcpu=fr450
  59 KBUILD_AFLAGS   += -mcpu=fr450
  60 else
  61 ifdef CONFIG_CPU_FR551_COMPILE
  62 KBUILD_CFLAGS   += -mcpu=fr550
  63 KBUILD_AFLAGS   += -mcpu=fr550
  64 else
  65 KBUILD_CFLAGS   += -mcpu=fr400
  66 KBUILD_AFLAGS   += -mcpu=fr400
  67 endif
  68 endif
  69
  70 # pretend the kernel is going to run on an FR400 with no media-fp unit
  71 # - reserve CC3 for use with atomic ops
  72 # - all the extra registers are dealt with only at context switch time
  73 KBUILD_CFLAGS   += -mno-fdpic -mgpr-32 -msoft-float -mno-media
  74 KBUILD_CFLAGS   += -ffixed-fcc3 -ffixed-cc3 -ffixed-gr15 -ffixed-icc2
  75 KBUILD_AFLAGS   += -mno-fdpic
  76
  77 # make sure the .S files get compiled with debug info
  78 # and disable optimisations that are unhelpful whilst debugging
  79 ifdef CONFIG_DEBUG_INFO
  80 #KBUILD_CFLAGS  += -O1
  81 KBUILD_AFLAGS   += -Wa,--gdwarf2
  82 endif
  83
  84 head-y          := arch/frv/kernel/head.o
  85
  86 core-y          += arch/frv/kernel/ arch/frv/mm/
  87 libs-y          += arch/frv/lib/
  88
  89 core-$(CONFIG_MB93090_MB00)     += arch/frv/mb93090-mb00/
  90
  91 all: Image
  92
  93 Image: vmlinux
  94         $(Q)$(MAKE) $(build)=arch/frv/boot $@
  95
  96 archclean:
  97         $(Q)$(MAKE) $(clean)=arch/frv/boot