| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 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 | CCSPECS := $(shell $(CC) -v 2>&1 | grep "^Reading specs from " | head -1 | cut -c20-) |
| 27 | CCDIR := $(strip $(patsubst %/specs,%,$(CCSPECS))) |
| 28 | CPUCLASS := fr400 |
| 29 | |
| 30 | # test for cross compiling |
| 31 | COMPILE_ARCH = $(shell uname -m) |
| 32 | |
| 33 | ifdef CONFIG_MMU |
| 34 | UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\" |
| 35 | else |
| 36 | UTS_SYSNAME = -DUTS_SYSNAME=\"uClinux\" |
| 37 | endif |
| 38 | |
| 39 | ARCHMODFLAGS += -G0 -mlong-calls |
| 40 | |
| 41 | ifdef CONFIG_GPREL_DATA_8 |
| 42 | CFLAGS += -G8 |
| 43 | else |
| 44 | ifdef CONFIG_GPREL_DATA_4 |
| 45 | CFLAGS += -G4 |
| 46 | else |
| 47 | ifdef CONFIG_GPREL_DATA_NONE |
| 48 | CFLAGS += -G0 |
| 49 | endif |
| 50 | endif |
| 51 | endif |
| 52 | |
| 53 | #LDFLAGS_vmlinux := -Map linkmap.txt |
| 54 | |
| 55 | ifdef CONFIG_GC_SECTIONS |
| 56 | CFLAGS += -ffunction-sections -fdata-sections |
| 57 | LINKFLAGS += --gc-sections |
| 58 | endif |
| 59 | |
| 60 | ifndef CONFIG_FRAME_POINTER |
| 61 | CFLAGS += -mno-linked-fp |
| 62 | endif |
| 63 | |
| 64 | ifdef CONFIG_CPU_FR451_COMPILE |
| 65 | CFLAGS += -mcpu=fr450 |
| 66 | AFLAGS += -mcpu=fr450 |
| 67 | ASFLAGS += -mcpu=fr450 |
| 68 | else |
| 69 | ifdef CONFIG_CPU_FR551_COMPILE |
| 70 | CFLAGS += -mcpu=fr550 |
| 71 | AFLAGS += -mcpu=fr550 |
| 72 | ASFLAGS += -mcpu=fr550 |
| 73 | else |
| 74 | CFLAGS += -mcpu=fr400 |
| 75 | AFLAGS += -mcpu=fr400 |
| 76 | ASFLAGS += -mcpu=fr400 |
| 77 | endif |
| 78 | endif |
| 79 | |
| 80 | # pretend the kernel is going to run on an FR400 with no media-fp unit |
| 81 | # - reserve CC3 for use with atomic ops |
| 82 | # - all the extra registers are dealt with only at context switch time |
| 83 | CFLAGS += -mno-fdpic -mgpr-32 -msoft-float -mno-media |
| 84 | CFLAGS += -ffixed-fcc3 -ffixed-cc3 -ffixed-gr15 |
| 85 | AFLAGS += -mno-fdpic |
| 86 | ASFLAGS += -mno-fdpic |
| 87 | |
| 88 | # make sure the .S files get compiled with debug info |
| 89 | # and disable optimisations that are unhelpful whilst debugging |
| 90 | ifdef CONFIG_DEBUG_INFO |
| 91 | CFLAGS += -O1 |
| 92 | AFLAGS += -Wa,--gdwarf2 |
| 93 | ASFLAGS += -Wa,--gdwarf2 |
| 94 | endif |
| 95 | |
| 96 | head-y := arch/frv/kernel/head.o arch/frv/kernel/init_task.o |
| 97 | |
| 98 | core-y += arch/frv/kernel/ arch/frv/mm/ |
| 99 | libs-y += arch/frv/lib/ |
| 100 | |
| 101 | core-$(CONFIG_MB93090_MB00) += arch/frv/mb93090-mb00/ |
| 102 | |
| 103 | all: Image |
| 104 | |
| 105 | Image: vmlinux |
| 106 | $(Q)$(MAKE) $(build)=arch/frv/boot $@ |
| 107 | |
| 108 | bootstrap: |
| 109 | $(Q)$(MAKEBOOT) bootstrap |
| 110 | |
| 111 | archmrproper: |
| 112 | $(Q)$(MAKE) -C arch/frv/boot mrproper |
| 113 | |
| 114 | archclean: |
| 115 | $(Q)$(MAKE) -C arch/frv/boot clean |
| 116 | |
| 117 | archdep: scripts/mkdep symlinks |
| 118 | $(Q)$(MAKE) -C arch/frv/boot dep |