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_DEFCONFIG
:= default_defconfig
22 NM
= sh
$(srctree
)/arch
/parisc
/nm
23 CHECKFLAGS
+= -D__hppa__
=1
24 LIBGCC
= $(shell $(CC
) $(KBUILD_CFLAGS
) -print-libgcc-file-name
)
27 UTS_MACHINE
:= parisc64
28 CHECKFLAGS
+= -D__LP64__
=1 -m64
31 CC_ARCHES
= hppa hppa2.0 hppa1.1
34 ifneq ($(SUBARCH
),$(UTS_MACHINE
))
35 ifeq ($(CROSS_COMPILE
),)
36 CC_SUFFIXES
= linux linux-gnu unknown-linux-gnu
37 CROSS_COMPILE
:= $(call cc-cross-prefix
, \
38 $(foreach a
,$(CC_ARCHES
), \
39 $(foreach s
,$(CC_SUFFIXES
),$(a
)-$(s
)-)))
43 OBJCOPY_FLAGS
=-O binary
-R .note
-R .comment
-S
47 # These flags should be implied by an hppa-linux configuration, but they
49 cflags-y
+= -mno-space-regs
51 # -mfast-indirect-calls is only relevant for 32-bit kernels.
53 cflags-y
+= -mfast-indirect-calls
56 # Currently we save and restore fpregs on all kernel entry/interruption paths.
57 # If that gets optimized, we might need to disable the use of fpregs in the
59 cflags-y
+= -mdisable-fpregs
61 # Without this, "ld -r" results in .text sections that are too big
62 # (> 0x40000) for branches to reach stubs.
63 ifndef CONFIG_FUNCTION_TRACER
64 cflags-y
+= -ffunction-sections
67 # Use long jumps instead of long branches (needed if your linker fails to
68 # link a too big vmlinux executable). Not enabled for building modules.
69 ifdef CONFIG_MLONGCALLS
70 KBUILD_CFLAGS_KERNEL
+= -mlong-calls
73 # select which processor to optimise for
74 cflags-
$(CONFIG_PA7000
) += -march
=1.1 -mschedule
=7100
75 cflags-
$(CONFIG_PA7200
) += -march
=1.1 -mschedule
=7200
76 cflags-
$(CONFIG_PA7100LC
) += -march
=1.1 -mschedule
=7100LC
77 cflags-
$(CONFIG_PA7300LC
) += -march
=1.1 -mschedule
=7300
78 cflags-
$(CONFIG_PA8X00
) += -march
=2.0 -mschedule
=8000
80 head-y
:= arch
/parisc
/kernel
/head.o
82 KBUILD_CFLAGS
+= $(cflags-y
)
84 kernel-y
:= mm
/ kernel
/ math-emu
/
85 kernel-
$(CONFIG_HPUX
) += hpux
/
87 core-y
+= $(addprefix arch
/parisc
/, $(kernel-y
))
88 libs-y
+= arch
/parisc
/lib
/ $(LIBGCC
)
90 drivers-
$(CONFIG_OPROFILE
) += arch
/parisc
/oprofile
/
92 PALO
:= $(shell if
(which palo
2>&1); then
: ; \
93 elif
[ -x
/sbin
/palo
]; then echo
/sbin
/palo
; \
96 PALOCONF
:= $(shell if
[ -f
$(src
)/palo.conf
]; then echo
$(src
)/palo.conf
; \
97 else echo
$(obj
)/palo.conf
; \
101 @if
test ! -x
"$(PALO)"; then \
102 echo
'ERROR: Please install palo first (apt-get install palo)';\
103 echo
'or build it from source and install it somewhere in your $$PATH';\
106 @if
test ! -f
"$(PALOCONF)"; then \
107 cp
$(src
)/arch
/parisc
/defpalo.conf
$(obj
)/palo.conf
; \
108 echo
'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
109 echo
'You should check it and re-run "make palo".'; \
110 echo
'WARNING: the "lifimage" file is now placed in this directory by default!'; \
113 $(PALO
) -f
$(PALOCONF
)
115 # Shorthands for known targets not supported by parisc, use vmlinux as default
116 Image zImage bzImage
: vmlinux
119 sh
$(src
)/arch
/parisc
/install.sh \
120 $(KERNELRELEASE
) $< System.map
"$(INSTALL_PATH)"
122 CLEAN_FILES
+= lifimage
123 MRPROPER_FILES
+= palo.conf
126 @echo
'* vmlinux - Uncompressed kernel image (./vmlinux)'
127 @echo
' palo - Bootable image (./lifimage)'
128 @echo
' install - Install kernel using'
129 @echo
' (your) ~/bin/$(INSTALLKERNEL) or'
130 @echo
' (distribution) /sbin/$(INSTALLKERNEL) or'
131 @echo
' copy to $$(INSTALL_PATH)'
134 # we require gcc 3.3 or above to compile the kernel
135 archprepare
: checkbin
137 @if
test "$(call cc-version)" -lt
"0303"; then \
138 echo
-n
"Sorry, GCC v3.3 or above is required to build " ; \
139 echo
"the kernel." ; \