sparc32: pass -m32 when building vmlinux.lds
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / sparc / Makefile
1 #
2 # sparc/Makefile
3 #
4 # Makefile for the architecture dependent flags and dependencies on the
5 # Sparc.
6 #
7 # Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
8 #
9
10 #
11 # Uncomment the first KBUILD_CFLAGS if you are doing kgdb source level
12 # debugging of the kernel to get the proper debugging information.
13
14 AS := $(AS) -32
15 LDFLAGS := -m elf32_sparc
16 CHECKFLAGS += -D__sparc__
17
18 #KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7
19 KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
20 KBUILD_AFLAGS += -m32
21 CPPFLAGS_vmlinux.lds += -m32
22
23 #LDFLAGS_vmlinux = -N -Ttext 0xf0004000
24 # Since 2.5.40, the first stage is left not btfix-ed.
25 # Actual linking is done with "make image".
26 LDFLAGS_vmlinux = -r
27
28 head-y := arch/sparc/kernel/head.o arch/sparc/kernel/init_task.o
29 HEAD_Y := $(head-y)
30
31 core-y += arch/sparc/kernel/ arch/sparc/mm/ arch/sparc/math-emu/
32 libs-y += arch/sparc/prom/ arch/sparc/lib/
33
34 drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
35
36 # Export what is needed by arch/sparc/boot/Makefile
37 # Renaming is done to avoid confusing pattern matching rules in 2.5.45 (multy-)
38 INIT_Y := $(patsubst %/, %/built-in.o, $(init-y))
39 CORE_Y := $(core-y)
40 CORE_Y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/
41 CORE_Y := $(patsubst %/, %/built-in.o, $(CORE_Y))
42 DRIVERS_Y := $(patsubst %/, %/built-in.o, $(drivers-y))
43 NET_Y := $(patsubst %/, %/built-in.o, $(net-y))
44 LIBS_Y1 := $(patsubst %/, %/lib.a, $(libs-y))
45 LIBS_Y2 := $(patsubst %/, %/built-in.o, $(libs-y))
46 LIBS_Y := $(LIBS_Y1) $(LIBS_Y2)
47
48 ifdef CONFIG_KALLSYMS
49 kallsyms.o := .tmp_kallsyms2.o
50 endif
51
52 export INIT_Y CORE_Y DRIVERS_Y NET_Y LIBS_Y HEAD_Y kallsyms.o
53
54 # Default target
55 all: image
56
57 boot := arch/sparc/boot
58
59 image tftpboot.img: vmlinux
60 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
61
62 archclean:
63 $(Q)$(MAKE) $(clean)=$(boot)
64
65 CLEAN_FILES += arch/$(ARCH)/boot/System.map
66
67 # Don't use tabs in echo arguments.
68 define archhelp
69 echo '* image - kernel image ($(boot)/image)'
70 echo ' tftpboot.img - image prepared for tftp'
71 endef