[ARM] pxa: update defconfig for Verdex Pro
[linux-2.6/verdex.git] / arch / s390 / Makefile
blobfc8fb20e7fc03ff5abdd5192216a8ebbf9f41006
2 # s390/Makefile
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
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.
13 # Copyright (C) 1994 by Linus Torvalds
16 ifndef CONFIG_64BIT
17 LDFLAGS := -m elf_s390
18 KBUILD_CFLAGS += -m31
19 KBUILD_AFLAGS += -m31
20 UTS_MACHINE := s390
21 STACK_SIZE := 8192
22 CHECKFLAGS += -D__s390__ -msize-long
23 else
24 LDFLAGS := -m elf64_s390
25 MODFLAGS += -fpic -D__PIC__
26 KBUILD_CFLAGS += -m64
27 KBUILD_AFLAGS += -m64
28 UTS_MACHINE := s390x
29 STACK_SIZE := 16384
30 CHECKFLAGS += -D__s390__ -D__s390x__
31 endif
33 cflags-$(CONFIG_MARCH_G5) += $(call cc-option,-march=g5)
34 cflags-$(CONFIG_MARCH_Z900) += $(call cc-option,-march=z900)
35 cflags-$(CONFIG_MARCH_Z990) += $(call cc-option,-march=z990)
36 cflags-$(CONFIG_MARCH_Z9_109) += $(call cc-option,-march=z9-109)
37 cflags-$(CONFIG_MARCH_Z10) += $(call cc-option,-march=z10)
39 #KBUILD_IMAGE is necessary for make rpm
40 KBUILD_IMAGE :=arch/s390/boot/image
43 # Prevent tail-call optimizations, to get clearer backtraces:
45 cflags-$(CONFIG_FRAME_POINTER) += -fno-optimize-sibling-calls
47 # old style option for packed stacks
48 ifeq ($(call cc-option-yn,-mkernel-backchain),y)
49 cflags-$(CONFIG_PACK_STACK) += -mkernel-backchain -D__PACK_STACK
50 aflags-$(CONFIG_PACK_STACK) += -D__PACK_STACK
51 cflags-$(CONFIG_SMALL_STACK) += -D__SMALL_STACK
52 aflags-$(CONFIG_SMALL_STACK) += -D__SMALL_STACK
53 ifdef CONFIG_SMALL_STACK
54 STACK_SIZE := $(shell echo $$(($(STACK_SIZE)/2)) )
55 endif
56 endif
58 # new style option for packed stacks
59 ifeq ($(call cc-option-yn,-mpacked-stack),y)
60 cflags-$(CONFIG_PACK_STACK) += -mpacked-stack -D__PACK_STACK
61 aflags-$(CONFIG_PACK_STACK) += -D__PACK_STACK
62 cflags-$(CONFIG_SMALL_STACK) += -D__SMALL_STACK
63 aflags-$(CONFIG_SMALL_STACK) += -D__SMALL_STACK
64 ifdef CONFIG_SMALL_STACK
65 STACK_SIZE := $(shell echo $$(($(STACK_SIZE)/2)) )
66 endif
67 endif
69 ifeq ($(call cc-option-yn,-mstack-size=8192 -mstack-guard=128),y)
70 cflags-$(CONFIG_CHECK_STACK) += -mstack-size=$(STACK_SIZE)
71 ifneq ($(call cc-option-yn,-mstack-size=8192),y)
72 cflags-$(CONFIG_CHECK_STACK) += -mstack-guard=$(CONFIG_STACK_GUARD)
73 endif
74 endif
76 ifeq ($(call cc-option-yn,-mwarn-dynamicstack),y)
77 cflags-$(CONFIG_WARN_STACK) += -mwarn-dynamicstack
78 cflags-$(CONFIG_WARN_STACK) += -mwarn-framesize=$(CONFIG_WARN_STACK_SIZE)
79 endif
81 KBUILD_CFLAGS += -mbackchain -msoft-float $(cflags-y)
82 KBUILD_CFLAGS += -pipe -fno-strength-reduce -Wno-sign-compare
83 KBUILD_AFLAGS += $(aflags-y)
85 OBJCOPYFLAGS := -O binary
86 LDFLAGS_vmlinux := -e start
88 head-y := arch/s390/kernel/head.o arch/s390/kernel/init_task.o
90 core-y += arch/s390/mm/ arch/s390/kernel/ arch/s390/crypto/ \
91 arch/s390/appldata/ arch/s390/hypfs/ arch/s390/kvm/
93 libs-y += arch/s390/lib/
94 drivers-y += drivers/s390/
95 drivers-$(CONFIG_MATHEMU) += arch/s390/math-emu/
97 # must be linked after kernel
98 drivers-$(CONFIG_OPROFILE) += arch/s390/oprofile/
100 boot := arch/s390/boot
102 all: image
104 install: vmlinux
105 $(Q)$(MAKE) $(build)=$(boot) $@
107 image: vmlinux
108 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
110 zfcpdump:
111 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
113 archclean:
114 $(Q)$(MAKE) $(clean)=$(boot)
116 # Don't use tabs in echo arguments
117 define archhelp
118 echo '* image - Kernel image for IPL ($(boot)/image)'
119 endef