blob: 5ce030266e7d03bbfd7da5885471b1a874eefcd7 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
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#
Adrian Bunkc04f7ae2008-02-26 21:55:17 +020019
Helge Deller594174d2013-06-29 13:31:24 +020020KBUILD_IMAGE := vmlinuz
21
Adrian Bunkc04f7ae2008-02-26 21:55:17 +020022KBUILD_DEFCONFIG := default_defconfig
23
Linus Torvalds1da177e2005-04-16 15:20:36 -070024NM = sh $(srctree)/arch/parisc/nm
Luc Van Oostenryck14516762018-05-28 20:27:35 +020025CHECKFLAGS += -D__hppa__=1
James Bottomley4c01acc2012-06-05 13:54:09 +090026LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
Helge Dellerb6adc162017-08-20 10:52:22 +020027export LIBGCC
Linus Torvalds1da177e2005-04-16 15:20:36 -070028
29ifdef CONFIG_64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -070030UTS_MACHINE := parisc64
Luc Van Oostenryck1f2f01b2018-05-30 22:48:38 +020031CHECKFLAGS += -D__LP64__=1
Helge Deller6880b012013-05-11 19:04:09 +000032CC_ARCHES = hppa64
Helge Dellerb6adc162017-08-20 10:52:22 +020033LD_BFD := elf64-hppa-linux
Kyle McMartin991b7d62007-10-18 13:54:51 -070034else # 32-bit
Helge Deller6880b012013-05-11 19:04:09 +000035CC_ARCHES = hppa hppa2.0 hppa1.1
Helge Dellerb6adc162017-08-20 10:52:22 +020036LD_BFD := elf32-hppa-linux
Linus Torvalds1da177e2005-04-16 15:20:36 -070037endif
38
Helge Dellerb6adc162017-08-20 10:52:22 +020039export LD_BFD
40
Helge Deller6880b012013-05-11 19:04:09 +000041ifneq ($(SUBARCH),$(UTS_MACHINE))
42 ifeq ($(CROSS_COMPILE),)
43 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu
44 CROSS_COMPILE := $(call cc-cross-prefix, \
45 $(foreach a,$(CC_ARCHES), \
46 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
47 endif
Kyle McMartin991b7d62007-10-18 13:54:51 -070048endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
50OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
51
52cflags-y := -pipe
53
54# These flags should be implied by an hppa-linux configuration, but they
55# are not in gcc 3.2.
John David Anglind26a7732014-09-22 20:54:50 -040056cflags-y += -mno-space-regs
57
58# -mfast-indirect-calls is only relevant for 32-bit kernels.
59ifndef CONFIG_64BIT
60cflags-y += -mfast-indirect-calls
61endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070062
63# Currently we save and restore fpregs on all kernel entry/interruption paths.
64# If that gets optimized, we might need to disable the use of fpregs in the
65# kernel.
Randolph Chungfa681a12005-10-21 22:48:34 -040066cflags-y += -mdisable-fpregs
Linus Torvalds1da177e2005-04-16 15:20:36 -070067
Helge Dellerec758f92013-01-31 21:44:28 +000068# Use long jumps instead of long branches (needed if your linker fails to
Helge Dellercf711302013-04-23 21:29:03 +020069# link a too big vmlinux executable). Not enabled for building modules.
70ifdef CONFIG_MLONGCALLS
71KBUILD_CFLAGS_KERNEL += -mlong-calls
72endif
Helge Dellerec758f92013-01-31 21:44:28 +000073
Linus Torvalds1da177e2005-04-16 15:20:36 -070074# select which processor to optimise for
Paul Bolle76603902013-05-29 09:56:58 +000075cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100
Linus Torvalds1da177e2005-04-16 15:20:36 -070076cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
77cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
78cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
79cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
80
81head-y := arch/parisc/kernel/head.o
82
Sam Ravnborga0f97e02007-10-14 22:21:35 +020083KBUILD_CFLAGS += $(cflags-y)
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
Thomas Gleixner481f93b2012-05-07 11:28:13 +020085kernel-y := mm/ kernel/ math-emu/
Linus Torvalds1da177e2005-04-16 15:20:36 -070086
87core-y += $(addprefix arch/parisc/, $(kernel-y))
James Bottomley4c01acc2012-06-05 13:54:09 +090088libs-y += arch/parisc/lib/ $(LIBGCC)
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
90drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
91
Helge Dellerb6adc162017-08-20 10:52:22 +020092boot := arch/parisc/boot
93
Kyle McMartin6525ee52008-12-08 09:43:08 +000094PALO := $(shell if (which palo 2>&1); then : ; \
Kyle McMartin5feb4f32007-10-18 15:09:59 -070095 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
96 fi)
97
Kyle McMartinf67d4032007-10-20 09:31:33 -070098PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
99 else echo $(obj)/palo.conf; \
100 fi)
101
Helge Dellerb0756b52013-10-18 21:18:46 +0200102palo lifimage: vmlinuz
Kyle McMartinf67d4032007-10-20 09:31:33 -0700103 @if test ! -x "$(PALO)"; then \
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700104 echo 'ERROR: Please install palo first (apt-get install palo)';\
105 echo 'or build it from source and install it somewhere in your $$PATH';\
106 false; \
107 fi
Kyle McMartinf67d4032007-10-20 09:31:33 -0700108 @if test ! -f "$(PALOCONF)"; then \
109 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
110 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700111 echo 'You should check it and re-run "make palo".'; \
112 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
113 false; \
114 fi
Kyle McMartinf67d4032007-10-20 09:31:33 -0700115 $(PALO) -f $(PALOCONF)
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700116
Helge Dellerb0756b52013-10-18 21:18:46 +0200117BOOT_TARGETS = zImage Image palo lifimage
118INSTALL_TARGETS = zinstall install
119
120PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
121
Helge Deller89e050c2018-04-18 07:49:19 +0200122# Default kernel to build
123all: bzImage
124
Helge Dellerb6adc162017-08-20 10:52:22 +0200125zImage: vmlinuz
Helge Deller594174d2013-06-29 13:31:24 +0200126Image: vmlinux
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
Helge Dellerb6adc162017-08-20 10:52:22 +0200128bzImage: vmlinux
129 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
130
Helge Delleraf21b012017-09-22 22:24:02 +0200131ifdef CONFIG_PARISC_SELF_EXTRACT
Helge Dellerb6adc162017-08-20 10:52:22 +0200132vmlinuz: bzImage
133 $(OBJCOPY) $(boot)/bzImage $@
Helge Delleraf21b012017-09-22 22:24:02 +0200134else
135vmlinuz: vmlinux
136 @gzip -cf -9 $< > $@
137endif
Helge Deller594174d2013-06-29 13:31:24 +0200138
Helge Dellerb0756b52013-10-18 21:18:46 +0200139install:
140 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
141 $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
142zinstall:
143 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
144 $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145
Sam Ravnborg0013a852005-09-09 20:57:26 +0200146CLEAN_FILES += lifimage
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147MRPROPER_FILES += palo.conf
148
149define archhelp
150 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
Helge Deller594174d2013-06-29 13:31:24 +0200151 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)'
Kyle McMartin5feb4f32007-10-18 15:09:59 -0700152 @echo ' palo - Bootable image (./lifimage)'
Helge Dellerb0756b52013-10-18 21:18:46 +0200153 @echo ' install - Install uncompressed vmlinux kernel using'
Sam Ravnborgcaa27b62009-07-20 21:37:11 +0200154 @echo ' (your) ~/bin/$(INSTALLKERNEL) or'
155 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 @echo ' copy to $$(INSTALL_PATH)'
Helge Dellerb0756b52013-10-18 21:18:46 +0200157 @echo ' zinstall - Install compressed vmlinuz kernel'
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158endef
Kyle McMartin991b7d62007-10-18 13:54:51 -0700159
160# we require gcc 3.3 or above to compile the kernel
161archprepare: checkbin
162checkbin:
Masahiro Yamada665d92e2014-12-25 14:31:24 +0900163 @if test "$(cc-version)" -lt "0303"; then \
Kyle McMartin991b7d62007-10-18 13:54:51 -0700164 echo -n "Sorry, GCC v3.3 or above is required to build " ; \
165 echo "the kernel." ; \
166 false ; \
167 fi