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1#
2# parisc/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
7# This file is subject to the terms and conditions of the GNU General Public
8# License. See the file "COPYING" in the main directory of this archive
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, Alex deVries,
15# Mike Shaver, Helge Deller and Martin K. Petersen
16#
17
18boot := arch/parisc/boot
19KBUILD_IMAGE := $(boot)/bzImage
20
21CHECKFLAGS += -D__hppa__=1
22
23ifdef CONFIG_64BIT
24UTS_MACHINE := parisc64
25CHECKFLAGS += -D__LP64__=1
26LD_BFD := elf64-hppa-linux
27else # 32-bit
28LD_BFD := elf32-hppa-linux
29endif
30
31# select defconfig based on actual architecture
32ifeq ($(ARCH),parisc64)
33 KBUILD_DEFCONFIG := generic-64bit_defconfig
34 CC_ARCHES := hppa64
35else
36 KBUILD_DEFCONFIG := generic-32bit_defconfig
37 CC_ARCHES := hppa hppa2.0 hppa1.1
38endif
39
40export LD_BFD
41
42# Set default 32 bits cross compilers for vdso
43CC_ARCHES_32 = hppa hppa2.0 hppa1.1
44CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux
45CROSS32_COMPILE := $(call cc-cross-prefix, \
46 $(foreach a,$(CC_ARCHES_32), \
47 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
48CROSS32CC := $(CROSS32_COMPILE)gcc
49export CROSS32CC
50
51# Set default cross compiler for kernel build
52ifdef cross_compiling
53 ifeq ($(CROSS_COMPILE),)
54 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux
55 CROSS_COMPILE := $(call cc-cross-prefix, \
56 $(foreach a,$(CC_ARCHES), \
57 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
58 endif
59endif
60
61ifdef CONFIG_DYNAMIC_FTRACE
62ifdef CONFIG_64BIT
63NOP_COUNT := 8
64else
65NOP_COUNT := 5
66endif
67
68export CC_USING_RECORD_MCOUNT:=1
69export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1
70
71KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1
72KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \
73 -DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT)
74
75CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1)))
76endif
77
78OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
79
80cflags-y := -pipe
81
82# These flags should be implied by an hppa-linux configuration, but they
83# are not in gcc 3.2.
84cflags-y += -mno-space-regs
85
86# -mfast-indirect-calls is only relevant for 32-bit kernels.
87ifndef CONFIG_64BIT
88cflags-y += -mfast-indirect-calls
89endif
90
91# Currently we save and restore fpregs on all kernel entry/interruption paths.
92# If that gets optimized, we might need to disable the use of fpregs in the
93# kernel.
94cflags-y += -mdisable-fpregs
95
96# Use long jumps instead of long branches (needed if your linker fails to
97# link a too big vmlinux executable). Not enabled for building modules.
98ifdef CONFIG_MLONGCALLS
99KBUILD_CFLAGS_KERNEL += -mlong-calls
100endif
101
102# Without this, "ld -r" results in .text sections that are too big (> 0x40000)
103# for branches to reach stubs. And multiple .text sections trigger a warning
104# when creating the sysfs module information section.
105ifndef CONFIG_64BIT
106KBUILD_CFLAGS_MODULE += -ffunction-sections
107endif
108
109# select which processor to optimise for
110cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100
111cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
112cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
113cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
114cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
115
116KBUILD_CFLAGS += $(cflags-y)
117LIBGCC := $(shell $(CC) -print-libgcc-file-name)
118export LIBGCC
119
120libs-y += arch/parisc/lib $(LIBGCC)
121
122drivers-$(CONFIG_VIDEO) += arch/parisc/video/
123
124boot := arch/parisc/boot
125
126PALO := $(shell if (which palo 2>&1); then : ; \
127 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
128 fi)
129
130PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \
131 else echo $(objtree)/palo.conf; \
132 fi)
133
134palo lifimage: vmlinuz
135 @if test ! -x "$(PALO)"; then \
136 echo 'ERROR: Please install palo first (apt-get install palo)';\
137 echo 'or build it from source and install it somewhere in your $$PATH';\
138 false; \
139 fi
140 @if test ! -f "$(PALOCONF)"; then \
141 cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \
142 echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \
143 echo 'You should check it and re-run "make palo".'; \
144 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
145 false; \
146 fi
147 $(PALO) -f $(PALOCONF)
148
149BOOT_TARGETS = zImage Image palo lifimage
150INSTALL_TARGETS = zinstall install
151
152PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
153
154# Default kernel to build
155all: bzImage
156
157zImage: vmlinuz
158Image: vmlinux
159
160bzImage: vmlinux
161 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
162
163vmlinuz: bzImage
164 $(OBJCOPY) $(boot)/bzImage $@
165
166ifeq ($(KBUILD_EXTMOD),)
167# We need to generate vdso-offsets.h before compiling certain files in kernel/.
168# In order to do that, we should use the archprepare target, but we can't since
169# asm-offsets.h is included in some files used to generate vdso-offsets.h, and
170# asm-offsets.h is built in prepare0, for which archprepare is a dependency.
171# Therefore we need to generate the header after prepare0 has been made, hence
172# this hack.
173prepare: vdso_prepare
174vdso_prepare: prepare0
175 $(if $(CONFIG_64BIT),$(Q)$(MAKE) \
176 $(build)=arch/parisc/kernel/vdso64 include/generated/vdso64-offsets.h)
177 $(Q)$(MAKE) $(build)=arch/parisc/kernel/vdso32 include/generated/vdso32-offsets.h
178endif
179
180vdso-install-y += arch/parisc/kernel/vdso32/vdso32.so
181vdso-install-$(CONFIG_64BIT) += arch/parisc/kernel/vdso64/vdso64.so
182
183install: KBUILD_IMAGE := vmlinux
184zinstall: KBUILD_IMAGE := vmlinuz
185install zinstall:
186 $(call cmd,install)
187
188CLEAN_FILES += lifimage
189MRPROPER_FILES += palo.conf
190
191define archhelp
192 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
193 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)'
194 @echo ' palo - Bootable image (./lifimage)'
195 @echo ' install - Install uncompressed vmlinux kernel using'
196 @echo ' (your) ~/bin/$(INSTALLKERNEL) or'
197 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
198 @echo ' copy to $$(INSTALL_PATH)'
199 @echo ' zinstall - Install compressed vmlinuz kernel'
200endef
201
202archheaders:
203 $(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all
1#
2# parisc/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies. Remember to do have actions
6# for "archclean" and "archdep" for cleaning up and making dependencies for
7# this architecture
8#
9# This file is subject to the terms and conditions of the GNU General Public
10# License. See the file "COPYING" in the main directory of this archive
11# for more details.
12#
13# Copyright (C) 1994 by Linus Torvalds
14# Portions Copyright (C) 1999 The Puffin Group
15#
16# Modified for PA-RISC Linux by Paul Lahaie, Alex deVries,
17# Mike Shaver, Helge Deller and Martin K. Petersen
18#
19
20KBUILD_IMAGE := vmlinuz
21
22NM = sh $(srctree)/arch/parisc/nm
23CHECKFLAGS += -D__hppa__=1
24LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
25export LIBGCC
26
27ifdef CONFIG_64BIT
28UTS_MACHINE := parisc64
29CHECKFLAGS += -D__LP64__=1
30CC_ARCHES = hppa64
31LD_BFD := elf64-hppa-linux
32else # 32-bit
33CC_ARCHES = hppa hppa2.0 hppa1.1
34LD_BFD := elf32-hppa-linux
35endif
36
37export LD_BFD
38
39ifneq ($(SUBARCH),$(UTS_MACHINE))
40 ifeq ($(CROSS_COMPILE),)
41 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu
42 CROSS_COMPILE := $(call cc-cross-prefix, \
43 $(foreach a,$(CC_ARCHES), \
44 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
45 endif
46endif
47
48ifdef CONFIG_DYNAMIC_FTRACE
49ifdef CONFIG_64BIT
50NOP_COUNT := 8
51else
52NOP_COUNT := 5
53endif
54
55export CC_USING_RECORD_MCOUNT:=1
56export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1
57
58KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1
59KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \
60 -DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT)
61
62CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1)))
63KBUILD_LDS_MODULE += $(srctree)/arch/parisc/kernel/module.lds
64endif
65
66OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
67
68cflags-y := -pipe
69
70# These flags should be implied by an hppa-linux configuration, but they
71# are not in gcc 3.2.
72cflags-y += -mno-space-regs
73
74# -mfast-indirect-calls is only relevant for 32-bit kernels.
75ifndef CONFIG_64BIT
76cflags-y += -mfast-indirect-calls
77endif
78
79# Currently we save and restore fpregs on all kernel entry/interruption paths.
80# If that gets optimized, we might need to disable the use of fpregs in the
81# kernel.
82cflags-y += -mdisable-fpregs
83
84# Use long jumps instead of long branches (needed if your linker fails to
85# link a too big vmlinux executable). Not enabled for building modules.
86ifdef CONFIG_MLONGCALLS
87KBUILD_CFLAGS_KERNEL += -mlong-calls
88endif
89
90# Without this, "ld -r" results in .text sections that are too big (> 0x40000)
91# for branches to reach stubs. And multiple .text sections trigger a warning
92# when creating the sysfs module information section.
93ifndef CONFIG_64BIT
94KBUILD_CFLAGS_MODULE += -ffunction-sections
95endif
96
97# select which processor to optimise for
98cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100
99cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
100cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
101cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
102cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
103
104head-y := arch/parisc/kernel/head.o
105
106KBUILD_CFLAGS += $(cflags-y)
107
108kernel-y := mm kernel math-emu
109
110core-y += $(addprefix arch/parisc/, $(kernel-y))
111libs-y += arch/parisc/lib/ $(LIBGCC)
112
113drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
114
115boot := arch/parisc/boot
116
117PALO := $(shell if (which palo 2>&1); then : ; \
118 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
119 fi)
120
121PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \
122 else echo $(objtree)/palo.conf; \
123 fi)
124
125palo lifimage: vmlinuz
126 @if test ! -x "$(PALO)"; then \
127 echo 'ERROR: Please install palo first (apt-get install palo)';\
128 echo 'or build it from source and install it somewhere in your $$PATH';\
129 false; \
130 fi
131 @if test ! -f "$(PALOCONF)"; then \
132 cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \
133 echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \
134 echo 'You should check it and re-run "make palo".'; \
135 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
136 false; \
137 fi
138 $(PALO) -f $(PALOCONF)
139
140BOOT_TARGETS = zImage Image palo lifimage
141INSTALL_TARGETS = zinstall install
142
143PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
144
145# Default kernel to build
146all: bzImage
147
148zImage: vmlinuz
149Image: vmlinux
150
151bzImage: vmlinux
152 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
153
154ifdef CONFIG_PARISC_SELF_EXTRACT
155vmlinuz: bzImage
156 $(OBJCOPY) $(boot)/bzImage $@
157else
158vmlinuz: vmlinux
159 @gzip -cf -9 $< > $@
160endif
161
162install:
163 $(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \
164 $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
165zinstall:
166 $(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \
167 $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"
168
169CLEAN_FILES += lifimage
170MRPROPER_FILES += palo.conf
171
172define archhelp
173 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
174 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)'
175 @echo ' palo - Bootable image (./lifimage)'
176 @echo ' install - Install uncompressed vmlinux kernel using'
177 @echo ' (your) ~/bin/$(INSTALLKERNEL) or'
178 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
179 @echo ' copy to $$(INSTALL_PATH)'
180 @echo ' zinstall - Install compressed vmlinuz kernel'
181endef
182
183archclean:
184 $(Q)$(MAKE) $(clean)=$(boot)
185
186archheaders:
187 $(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all