Merge branch 'for_rmk' of git://git.mnementh.co.uk/linux-2.6-im
[linux-2.6] / arch / mn10300 / Makefile
1 ###############################################################################
2 #
3 # MN10300 Kernel makefile system specifications
4 #
5 # Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
6 # Modified by David Howells (dhowells@redhat.com)
7 #
8 # This program is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU General Public Licence
10 # as published by the Free Software Foundation; either version
11 # 2 of the Licence, or (at your option) any later version.
12 #
13 ###############################################################################
14
15 KBUILD_DEFCONFIG := asb2303_defconfig
16
17 CCSPECS := $(shell $(CC) -v 2>&1 | grep "^Reading specs from " | head -1 | cut -c20-)
18 CCDIR   := $(strip $(patsubst %/specs,%,$(CCSPECS)))
19 KBUILD_CPPFLAGS += -nostdinc -I$(CCDIR)/include
20
21 LDFLAGS         :=
22 OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
23 #LDFLAGS_vmlinux := -Map linkmap.txt
24 CHECKFLAGS      +=
25
26 PROCESSOR       := unset
27 UNIT            := unset
28
29 KBUILD_CFLAGS   += -mam33 -mmem-funcs -DCPU=AM33
30 KBUILD_AFLAGS   += -mam33 -DCPU=AM33
31
32 ifeq ($(CONFIG_MN10300_CURRENT_IN_E2),y)
33 KBUILD_CFLAGS   += -ffixed-e2 -fcall-saved-e5
34 endif
35
36 ifeq ($(CONFIG_MN10300_PROC_MN103E010),y)
37 PROCESSOR       := mn103e010
38 endif
39
40 ifeq ($(CONFIG_MN10300_UNIT_ASB2303),y)
41 UNIT            := asb2303
42 endif
43 ifeq ($(CONFIG_MN10300_UNIT_ASB2305),y)
44 UNIT            := asb2305
45 endif
46
47
48 head-y          := arch/mn10300/kernel/head.o arch/mn10300/kernel/init_task.o
49
50 core-y          += arch/mn10300/kernel/ arch/mn10300/mm/
51
52 ifneq ($(PROCESSOR),unset)
53 core-y          += arch/mn10300/proc-$(PROCESSOR)/
54 endif
55 ifneq ($(UNIT),unset)
56 core-y          += arch/mn10300/unit-$(UNIT)/
57 endif
58 libs-y          += arch/mn10300/lib/
59
60 drivers-$(CONFIG_OPROFILE)      += arch/mn10300/oprofile/
61
62 boot := arch/mn10300/boot
63
64 .PHONY: zImage
65
66 KBUILD_IMAGE := $(boot)/zImage
67 CLEAN_FILES += $(boot)/zImage
68 CLEAN_FILES += $(boot)/compressed/vmlinux
69 CLEAN_FILES += $(boot)/compressed/vmlinux.bin
70 CLEAN_FILES += $(boot)/compressed/vmlinux.bin.gz
71
72 zImage: vmlinux
73         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
74
75 all: zImage
76
77 bootstrap:
78         $(Q)$(MAKEBOOT) bootstrap
79
80 archclean:
81         $(Q)$(MAKE) $(clean)=arch/mn10300/proc-mn103e010
82         $(Q)$(MAKE) $(clean)=arch/mn10300/unit-asb2303
83         $(Q)$(MAKE) $(clean)=arch/mn10300/unit-asb2305
84
85 define archhelp
86   echo  '* zImage        - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
87 endef
88
89 # If you make sure the .S files get compiled with debug info,
90 # uncomment the following to disable optimisations
91 # that are unhelpful whilst debugging.
92 ifdef CONFIG_DEBUG_INFO
93 #KBUILD_CFLAGS  += -O1
94 KBUILD_AFLAGS   += -Wa,--gdwarf2
95 endif
96
97 ###################################################################################################
98 #
99 # juggle some symlinks in the MN10300 asm include dir
100 #
101 #       Update machine proc and unit symlinks if something which affects
102 #       them changed.  We use .proc / .unit to indicate when they were
103 #       updated last, otherwise make uses the target directory mtime.
104 #
105 ###################################################################################################
106
107 # processor specific definitions
108 include/asm-mn10300/.proc: $(wildcard include/config/proc/*.h) include/config/auto.conf
109         @echo '  SYMLINK include/asm-mn10300/proc -> include/asm-mn10300/proc-$(PROCESSOR)'
110 ifneq ($(KBUILD_SRC),)
111         $(Q)mkdir -p include/asm-mn10300
112         $(Q)ln -fsn $(srctree)/include/asm-mn10300/proc-$(PROCESSOR) include/asm-mn10300/proc
113 else
114         $(Q)ln -fsn proc-$(PROCESSOR) include/asm-mn10300/proc
115 endif
116         @touch $@
117
118 CLEAN_FILES += include/asm-mn10300/proc include/asm-mn10300/.proc
119
120 prepare: include/asm-mn10300/.proc
121
122 # unit specific definitions
123 include/asm-mn10300/.unit: $(wildcard include/config/unit/*.h) include/config/auto.conf
124         @echo '  SYMLINK include/asm-mn10300/unit -> include/asm-mn10300/unit-$(UNIT)'
125 ifneq ($(KBUILD_SRC),)
126         $(Q)mkdir -p include/asm-mn10300
127         $(Q)ln -fsn $(srctree)/include/asm-mn10300/unit-$(UNIT) include/asm-mn10300/unit
128 else
129         $(Q)ln -fsn unit-$(UNIT) include/asm-mn10300/unit
130 endif
131         @touch $@
132
133 CLEAN_FILES += include/asm-mn10300/unit include/asm-mn10300/.unit
134
135 prepare: include/asm-mn10300/.unit