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
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
13 # Copyright (C) 1994 by Linus Torvalds
14 # Portions Copyright (C) 1999 The Puffin Group
16 # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries,
17 # Mike Shaver, Helge Deller and Martin K. Petersen
20 KBUILD_IMAGE := vmlinuz
22 KBUILD_DEFCONFIG := default_defconfig
24 NM = sh $(srctree)/arch/parisc/nm
25 CHECKFLAGS += -D__hppa__=1
26 LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
30 UTS_MACHINE := parisc64
31 CHECKFLAGS += -D__LP64__=1
33 LD_BFD := elf64-hppa-linux
35 CC_ARCHES = hppa hppa2.0 hppa1.1
36 LD_BFD := elf32-hppa-linux
41 ifneq ($(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)-)))
50 OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
54 # These flags should be implied by an hppa-linux configuration, but they
56 cflags-y += -mno-space-regs
58 # -mfast-indirect-calls is only relevant for 32-bit kernels.
60 cflags-y += -mfast-indirect-calls
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
66 cflags-y += -mdisable-fpregs
68 # Use long jumps instead of long branches (needed if your linker fails to
69 # link a too big vmlinux executable). Not enabled for building modules.
70 ifdef CONFIG_MLONGCALLS
71 KBUILD_CFLAGS_KERNEL += -mlong-calls
74 # select which processor to optimise for
75 cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100
76 cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
77 cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
78 cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
79 cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
81 head-y := arch/parisc/kernel/head.o
83 KBUILD_CFLAGS += $(cflags-y)
85 kernel-y := mm/ kernel/ math-emu/
87 core-y += $(addprefix arch/parisc/, $(kernel-y))
88 libs-y += arch/parisc/lib/ $(LIBGCC)
90 drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
92 boot := arch/parisc/boot
94 PALO := $(shell if (which palo 2>&1); then : ; \
95 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
98 PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
99 else echo $(obj)/palo.conf; \
102 palo lifimage: vmlinuz
103 @if test ! -x "$(PALO)"; then \
104 echo 'ERROR: Please install palo first (apt-get install palo)';\
105 echo 'or build it from source and install it somewhere in your $$PATH';\
108 @if test ! -f "$(PALOCONF)"; then \
109 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
110 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
111 echo 'You should check it and re-run "make palo".'; \
112 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
115 $(PALO) -f $(PALOCONF)
117 BOOT_TARGETS = zImage Image palo lifimage
118 INSTALL_TARGETS = zinstall install
120 PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
122 # Default kernel to build
129 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
131 ifdef CONFIG_PARISC_SELF_EXTRACT
133 $(OBJCOPY) $(boot)/bzImage $@
140 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
141 $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
143 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
144 $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"
146 CLEAN_FILES += lifimage
147 MRPROPER_FILES += palo.conf
150 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
151 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)'
152 @echo ' palo - Bootable image (./lifimage)'
153 @echo ' install - Install uncompressed vmlinux kernel using'
154 @echo ' (your) ~/bin/$(INSTALLKERNEL) or'
155 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
156 @echo ' copy to $$(INSTALL_PATH)'
157 @echo ' zinstall - Install compressed vmlinuz kernel'
160 # we require gcc 3.3 or above to compile the kernel
161 archprepare: checkbin
163 @if test "$(cc-version)" -lt "0303"; then \
164 echo -n "Sorry, GCC v3.3 or above is required to build " ; \
165 echo "the kernel." ; \