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
19 NM = sh $(srctree)/arch/parisc/nm
20 CHECKFLAGS += -D__hppa__=1
23 CROSS_COMPILE := $(shell if [ -x /usr/bin/hppa64-linux-gnu-gcc ]; then \
24 echo hppa64-linux-gnu-; else echo hppa64-linux-; fi)
25 UTS_MACHINE := parisc64
26 CHECKFLAGS += -D__LP64__=1 -m64
28 MACHINE := $(subst 64,,$(shell uname -m))
29 ifneq ($(MACHINE),parisc)
30 CROSS_COMPILE := hppa-linux-
34 FINAL_LD=$(CROSS_COMPILE)ld --warn-common --warn-section-align
36 OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
38 GCC_VERSION := $(call cc-version)
39 ifneq ($(shell if [ -z $(GCC_VERSION) ] ; then echo "bad"; fi ;),)
40 $(error Sorry, couldn't find ($(cc-version)).)
42 ifneq ($(shell if [ $(GCC_VERSION) -lt 0303 ] ; then echo "bad"; fi ;),)
43 $(error Sorry, your compiler is too old ($(GCC_VERSION)). GCC v3.3 or above is required.)
48 # These flags should be implied by an hppa-linux configuration, but they
50 cflags-y += -mno-space-regs -mfast-indirect-calls
52 # Currently we save and restore fpregs on all kernel entry/interruption paths.
53 # If that gets optimized, we might need to disable the use of fpregs in the
55 cflags-y += -mdisable-fpregs
57 # Without this, "ld -r" results in .text sections that are too big
58 # (> 0x40000) for branches to reach stubs.
59 cflags-y += -ffunction-sections
61 # select which processor to optimise for
62 cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
63 cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
64 cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
65 cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
66 cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
68 head-y := arch/parisc/kernel/head.o
72 kernel-y := mm/ kernel/ math-emu/ kernel/init_task.o
73 kernel-$(CONFIG_HPUX) += hpux/
75 core-y += $(addprefix arch/parisc/, $(kernel-y))
76 libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name`
78 drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
80 PALO := $(shell if which palo; then : ; \
81 elif [ -x /sbin/palo ]; then echo /sbin/palo; \
85 @if [ -x $PALO ]; then \
86 echo 'ERROR: Please install palo first (apt-get install palo)';\
87 echo 'or build it from source and install it somewhere in your $$PATH';\
90 @if [ ! -f ./palo.conf ]; then \
91 cp arch/parisc/defpalo.conf palo.conf; \
92 echo 'A generic palo config file (./palo.conf) has been created for you.'; \
93 echo 'You should check it and re-run "make palo".'; \
94 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
97 $(PALO) -f ./palo.conf
100 export TOPDIR=`pwd`; \
101 unset STRIP LDFLAGS CPP CPPFLAGS AFLAGS CFLAGS CC LD; cd ../palo && make lifimage
103 # Shorthands for known targets not supported by parisc, use palo as default
104 Image zImage bzImage: palo
106 kernel_install: vmlinux
107 sh $(src)/arch/parisc/install.sh \
108 $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)"
110 install: kernel_install modules_install
112 CLEAN_FILES += lifimage
113 MRPROPER_FILES += palo.conf
116 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
117 @echo ' palo - Bootable image (./lifimage)'
118 @echo ' install - Install kernel using'
119 @echo ' (your) ~/bin/installkernel or'
120 @echo ' (distribution) /sbin/installkernel or'
121 @echo ' copy to $$(INSTALL_PATH)'