1 #
2 # parisc/Makefile
3 #
4 # This file is included by the global makefile
5 # architecture-specific flags and dependencies
6 #
7 # This file is subject to the terms and condit
8 # License. See the file "COPYING" in the main
9 # for more details.
10 #
11 # Copyright (C) 1994 by Linus Torvalds
12 # Portions Copyright (C) 1999 The Puffin Group
13 #
14 # Modified for PA-RISC Linux by Paul Lahaie, A
15 # Mike Shaver, Helge Deller and Martin K. Pete
16 #
17
18 boot := arch/parisc/boot
19 KBUILD_IMAGE := $(boot)/bzImage
20
21 CHECKFLAGS += -D__hppa__=1
22
23 ifdef CONFIG_64BIT
24 UTS_MACHINE := parisc64
25 CHECKFLAGS += -D__LP64__=1
26 LD_BFD := elf64-hppa-linux
27 else # 32-bit
28 LD_BFD := elf32-hppa-linux
29 endif
30
31 # select defconfig based on actual architectur
32 ifeq ($(ARCH),parisc64)
33 KBUILD_DEFCONFIG := generic-64bit_defc
34 CC_ARCHES := hppa64
35 else
36 KBUILD_DEFCONFIG := generic-32bit_defc
37 CC_ARCHES := hppa hppa2.0 hppa1.1
38 endif
39
40 export LD_BFD
41
42 # Set default 32 bits cross compilers for vdso
43 CC_ARCHES_32 = hppa hppa2.0 hppa1.1
44 CC_SUFFIXES = linux linux-gnu unknown-linux-g
45 CROSS32_COMPILE := $(call cc-cross-prefix, \
46 $(foreach a,$(CC_ARCHES_32), \
47 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)
48 CROSS32CC := $(CROSS32_COMPILE)gcc
49 export CROSS32CC
50
51 # Set default cross compiler for kernel build
52 ifdef cross_compiling
53 ifeq ($(CROSS_COMPILE),)
54 CC_SUFFIXES = linux linux-gnu
55 CROSS_COMPILE := $(call cc-cro
56 $(foreach a,$(CC_ARCHE
57 $(foreach s,$(CC_SUFFI
58 endif
59 endif
60
61 ifdef CONFIG_DYNAMIC_FTRACE
62 ifdef CONFIG_64BIT
63 NOP_COUNT := 8
64 else
65 NOP_COUNT := 5
66 endif
67
68 export CC_USING_RECORD_MCOUNT:=1
69 export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1
70
71 KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION
72 KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION
73 -DFTRACE_PATCHABLE_FUNCTION_S
74
75 CC_FLAGS_FTRACE := -fpatchable-function-entry=
76 endif
77
78 OBJCOPY_FLAGS =-O binary -R .note -R .comment
79
80 cflags-y := -pipe
81
82 # These flags should be implied by an hppa-lin
83 # are not in gcc 3.2.
84 cflags-y += -mno-space-regs
85
86 # -mfast-indirect-calls is only relevant for 3
87 ifndef CONFIG_64BIT
88 cflags-y += -mfast-indirect-calls
89 endif
90
91 # Currently we save and restore fpregs on all
92 # If that gets optimized, we might need to dis
93 # kernel.
94 cflags-y += -mdisable-fpregs
95
96 # Use long jumps instead of long branches (nee
97 # link a too big vmlinux executable). Not enab
98 ifdef CONFIG_MLONGCALLS
99 KBUILD_CFLAGS_KERNEL += -mlong-calls
100 endif
101
102 # Without this, "ld -r" results in .text secti
103 # for branches to reach stubs. And multiple .t
104 # when creating the sysfs module information s
105 ifndef CONFIG_64BIT
106 KBUILD_CFLAGS_MODULE += -ffunction-sections
107 endif
108
109 # select which processor to optimise for
110 cflags-$(CONFIG_PA7000) += -march=1.1
111 cflags-$(CONFIG_PA7200) += -march=1.1
112 cflags-$(CONFIG_PA7100LC) += -march=1.1
113 cflags-$(CONFIG_PA7300LC) += -march=1.1
114 cflags-$(CONFIG_PA8X00) += -march=2.0
115
116 KBUILD_CFLAGS += $(cflags-y)
117 LIBGCC := $(shell $(CC) -print-libgcc
118 export LIBGCC
119
120 libs-y += arch/parisc/lib/ $(LIBGCC)
121
122 drivers-$(CONFIG_VIDEO) += arch/parisc/video/
123
124 boot := arch/parisc/boot
125
126 PALO := $(shell if (which palo 2>&1); then : ;
127 elif [ -x /sbin/palo ]; then echo /sbi
128 fi)
129
130 PALOCONF := $(shell if [ -f $(srctree)/palo.co
131 else echo $(objtree)/palo.conf; \
132 fi)
133
134 palo lifimage: vmlinuz
135 @if test ! -x "$(PALO)"; then \
136 echo 'ERROR: Please install pa
137 echo 'or build it from source
138 false; \
139 fi
140 @if test ! -f "$(PALOCONF)"; then \
141 cp $(srctree)/arch/parisc/defp
142 echo 'A generic palo config fi
143 echo 'You should check it and
144 echo 'WARNING: the "lifimage"
145 false; \
146 fi
147 $(PALO) -f $(PALOCONF)
148
149 BOOT_TARGETS = zImage Image palo lifimage
150 INSTALL_TARGETS = zinstall install
151
152 PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TAR
153
154 # Default kernel to build
155 all: bzImage
156
157 zImage: vmlinuz
158 Image: vmlinux
159
160 bzImage: vmlinux
161 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$
162
163 vmlinuz: bzImage
164 $(OBJCOPY) $(boot)/bzImage $@
165
166 ifeq ($(KBUILD_EXTMOD),)
167 # We need to generate vdso-offsets.h before co
168 # In order to do that, we should use the archp
169 # asm-offsets.h is included in some files used
170 # asm-offsets.h is built in prepare0, for whic
171 # Therefore we need to generate the header aft
172 # this hack.
173 prepare: vdso_prepare
174 vdso_prepare: prepare0
175 $(if $(CONFIG_64BIT),$(Q)$(MAKE) \
176 $(build)=arch/parisc/kernel/vd
177 $(Q)$(MAKE) $(build)=arch/parisc/kerne
178 endif
179
180 vdso-install-y += arch/parisc
181 vdso-install-$(CONFIG_64BIT) += arch/parisc
182
183 install: KBUILD_IMAGE := vmlinux
184 zinstall: KBUILD_IMAGE := vmlinuz
185 install zinstall:
186 $(call cmd,install)
187
188 CLEAN_FILES += lifimage
189 MRPROPER_FILES += palo.conf
190
191 define archhelp
192 @echo '* vmlinux - Uncompressed
193 @echo ' vmlinuz - Compressed k
194 @echo ' palo - Bootable ima
195 @echo ' install - Install unco
196 @echo ' (your) ~/bin
197 @echo ' (distributio
198 @echo ' copy to $$(I
199 @echo ' zinstall - Install comp
200 endef
201
202 archheaders:
203 $(Q)$(MAKE) $(build)=arch/parisc/kerne
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