kbuild: enable 'make AFLAGS=...' to add additional options to AS
[linux-2.6.git] / arch / avr32 / Makefile
1 #
2 # This file is subject to the terms and conditions of the GNU General Public
3 # License.  See the file "COPYING" in the main directory of this archive
4 # for more details.
5 #
6 # Copyright (C) 2004-2006 Atmel Corporation.
7
8 # Default target when executing plain make
9 .PHONY: all
10 all: uImage vmlinux.elf
11
12 KBUILD_DEFCONFIG        := atstk1002_defconfig
13
14 KBUILD_CFLAGS   += -pipe -fno-builtin -mno-pic
15 KBUILD_AFLAGS   += -mrelax -mno-pic
16 CFLAGS_MODULE   += -mno-relax
17 LDFLAGS_vmlinux += --relax
18
19 cpuflags-$(CONFIG_CPU_AT32AP7000)       += -mcpu=ap7000
20
21 KBUILD_CFLAGS   += $(cpuflags-y)
22 KBUILD_AFLAGS   += $(cpuflags-y)
23
24 CHECKFLAGS      += -D__avr32__ -D__BIG_ENDIAN
25
26 head-$(CONFIG_LOADER_U_BOOT)            += arch/avr32/boot/u-boot/head.o
27 head-y                                  += arch/avr32/kernel/head.o
28 core-$(CONFIG_PLATFORM_AT32AP)          += arch/avr32/mach-at32ap/
29 core-$(CONFIG_BOARD_ATSTK1000)          += arch/avr32/boards/atstk1000/
30 core-$(CONFIG_BOARD_ATNGW100)           += arch/avr32/boards/atngw100/
31 core-$(CONFIG_LOADER_U_BOOT)            += arch/avr32/boot/u-boot/
32 core-y                                  += arch/avr32/kernel/
33 core-y                                  += arch/avr32/mm/
34 libs-y                                  += arch/avr32/lib/
35
36 archincdir-$(CONFIG_PLATFORM_AT32AP)    := arch-at32ap
37
38 include/asm-avr32/.arch: $(wildcard include/config/platform/*.h) include/config/auto.conf
39         @echo '  SYMLINK include/asm-avr32/arch -> include/asm-avr32/$(archincdir-y)'
40 ifneq ($(KBUILD_SRC),)
41         $(Q)mkdir -p include/asm-avr32
42         $(Q)ln -fsn $(srctree)/include/asm-avr32/$(archincdir-y) include/asm-avr32/arch
43 else
44         $(Q)ln -fsn $(archincdir-y) include/asm-avr32/arch
45 endif
46         @touch $@
47
48 archprepare: include/asm-avr32/.arch
49
50 CLEAN_FILES += include/asm-avr32/.arch include/asm-avr32/arch
51
52 BOOT_TARGETS := vmlinux.elf vmlinux.bin uImage uImage.srec
53
54 .PHONY: $(BOOT_TARGETS) install
55
56 boot := arch/$(ARCH)/boot/images
57
58              KBUILD_IMAGE := $(boot)/uImage
59 vmlinux.elf: KBUILD_IMAGE := $(boot)/vmlinux.elf
60 vmlinux.cso: KBUILD_IMAGE := $(boot)/vmlinux.cso
61 uImage.srec: KBUILD_IMAGE := $(boot)/uImage.srec
62 uImage:      KBUILD_IMAGE := $(boot)/uImage
63
64 quiet_cmd_listing = LST     $@
65       cmd_listing = avr32-linux-objdump $(OBJDUMPFLAGS) -lS $< > $@
66 quiet_cmd_disasm  = DIS     $@
67       cmd_disasm  = avr32-linux-objdump $(OBJDUMPFLAGS) -d $< > $@
68
69 vmlinux.elf vmlinux.bin uImage.srec uImage vmlinux.cso: vmlinux
70         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
71
72 install: vmlinux
73         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@
74
75 vmlinux.s: vmlinux
76         $(call if_changed,disasm)
77
78 vmlinux.lst: vmlinux
79         $(call if_changed,listing)
80
81 CLEAN_FILES += vmlinux.s vmlinux.lst
82
83 archclean:
84         $(Q)$(MAKE) $(clean)=$(boot)
85
86 define archhelp
87   @echo '* vmlinux.elf          - ELF image with load address 0'
88   @echo '  vmlinux.cso          - PathFinder CSO image'
89   @echo '* uImage               - Create a bootable image for U-Boot'
90 endef