CRIS: Import string.c (memcpy) from newlib: fixes compile error with gcc 4
[linux-2.6] / arch / cris / Makefile
1 #
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 arch-y := v10
14 arch-$(CONFIG_ETRAX_ARCH_V10) := v10
15 arch-$(CONFIG_ETRAX_ARCH_V32) := v32
16
17 # No config available for make clean etc
18 mach-y := fs
19 mach-$(CONFIG_CRIS_MACH_ARTPEC3) := a3
20 mach-$(CONFIG_ETRAXFS) := fs
21
22 ifneq ($(arch-y),)
23 SARCH := arch-$(arch-y)
24 else
25 SARCH :=
26 endif
27
28 ifneq ($(mach-y),)
29 MACH := mach-$(mach-y)
30 else
31 MACH :=
32 endif
33
34 LD = $(CROSS_COMPILE)ld -mcrislinux
35
36 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
37
38 CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
39
40 KBUILD_AFLAGS += -mlinux -march=$(arch-y) -Iinclude/asm/arch/mach -Iinclude/asm/arch
41
42 KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe -Iinclude/asm/arch/mach -Iinclude/asm/arch
43
44 ifdef CONFIG_FRAME_POINTER
45 KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
46 KBUILD_CFLAGS += -fno-omit-frame-pointer
47 endif
48
49 head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o
50
51 LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-file-name=libgcc.a)
52
53 core-y          += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
54 core-y          += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/
55 ifdef CONFIG_ETRAX_ARCH_V32
56 core-y          += arch/$(ARCH)/$(SARCH)/$(MACH)/
57 endif
58 drivers-y       += arch/$(ARCH)/$(SARCH)/drivers/
59 libs-y          += arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC)
60
61 # cris source path
62 SRC_ARCH              = $(srctree)/arch/$(ARCH)
63 # cris object files path
64 OBJ_ARCH              = $(objtree)/arch/$(ARCH)
65
66 boot := arch/$(ARCH)/boot
67 MACHINE := arch/$(ARCH)/$(SARCH)
68
69 all: zImage
70
71 zImage Image: vmlinux
72         $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
73
74 archprepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch FORCE
75
76 # Create some links to make all tools happy
77 $(SRC_ARCH)/.links:
78         @rm -rf $(SRC_ARCH)/drivers
79         @ln -sfn $(SARCH)/drivers $(SRC_ARCH)/drivers
80         @rm -rf $(SRC_ARCH)/boot
81         @ln -sfn $(SARCH)/boot $(SRC_ARCH)/boot
82         @rm -rf $(SRC_ARCH)/lib
83         @ln -sfn $(SARCH)/lib $(SRC_ARCH)/lib
84         @rm -f $(SRC_ARCH)/arch/mach
85         @rm -rf $(SRC_ARCH)/arch
86         @ln -sfn $(SARCH) $(SRC_ARCH)/arch
87 ifdef CONFIG_ETRAX_ARCH_V32
88         @ln -sfn ../$(SARCH)/$(MACH) $(SRC_ARCH)/arch/mach
89 endif
90         @rm -rf $(SRC_ARCH)/kernel/vmlinux.lds.S
91         @ln -sfn ../$(SARCH)/vmlinux.lds.S $(SRC_ARCH)/kernel/vmlinux.lds.S
92         @rm -rf $(SRC_ARCH)/kernel/asm-offsets.c
93         @ln -sfn ../$(SARCH)/kernel/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c
94         @touch $@
95
96 # Create link to sub arch includes
97 $(srctree)/include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h)
98         @echo '  SYMLINK include/asm-$(ARCH)/arch -> include/asm-$(ARCH)/$(SARCH)'
99         @rm -f $(srctree)/include/asm-$(ARCH)/arch/mach
100         @rm -f $(srctree)/include/asm-$(ARCH)/arch
101         @ln -sf $(SARCH) $(srctree)/include/asm-$(ARCH)/arch
102 ifdef CONFIG_ETRAX_ARCH_V32
103         @ln -sf $(MACH) $(srctree)/include/asm-$(ARCH)/arch/mach
104 endif
105         @touch $@
106
107 archclean:
108         $(Q)if [ -e arch/$(ARCH)/boot ]; then \
109                 $(MAKE) $(clean)=arch/$(ARCH)/boot; \
110         fi
111
112 CLEAN_FILES += \
113         $(MACHINE)/boot/zImage \
114         $(MACHINE)/boot/compressed/decompress.bin \
115         $(MACHINE)/boot/compressed/piggy.gz \
116         $(MACHINE)/boot/rescue/rescue.bin \
117         $(SRC_ARCH)/.links \
118         $(srctree)/include/asm-$(ARCH)/.arch
119
120 MRPROPER_FILES += \
121         $(SRC_ARCH)/drivers \
122         $(SRC_ARCH)/boot \
123         $(SRC_ARCH)/lib \
124         $(SRC_ARCH)/arch \
125         $(SRC_ARCH)/kernel/vmlinux.lds.S \
126         $(SRC_ARCH)/kernel/asm-offsets.c
127
128 define archhelp
129   echo  '* zImage        - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
130   echo  '* Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
131 endef