[deliverable/linux.git] / arch / parisc / Makefile

#
# parisc/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
# for "archclean" and "archdep" for cleaning up and making dependencies for
# this architecture
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1994 by Linus Torvalds
# Portions Copyright (C) 1999 The Puffin Group
#
# Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, 
# Mike Shaver, Helge Deller and Martin K. Petersen
#

KBUILD_IMAGE := vmlinuz

KBUILD_DEFCONFIG := default_defconfig

NM		= sh $(srctree)/arch/parisc/nm
CHECKFLAGS	+= -D__hppa__=1
LIBGCC		= $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)

ifdef CONFIG_64BIT
UTS_MACHINE	:= parisc64
CHECKFLAGS	+= -D__LP64__=1 -m64
CC_ARCHES	= hppa64
else # 32-bit
CC_ARCHES	= hppa hppa2.0 hppa1.1
endif

ifneq ($(SUBARCH),$(UTS_MACHINE))
	ifeq ($(CROSS_COMPILE),)
		CC_SUFFIXES = linux linux-gnu unknown-linux-gnu
		CROSS_COMPILE := $(call cc-cross-prefix, \
			$(foreach a,$(CC_ARCHES), \
			$(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
	endif
endif

OBJCOPY_FLAGS =-O binary -R .note -R .comment -S

cflags-y	:= -pipe

# These flags should be implied by an hppa-linux configuration, but they
# are not in gcc 3.2.
cflags-y	+= -mno-space-regs

# -mfast-indirect-calls is only relevant for 32-bit kernels.
ifndef CONFIG_64BIT
cflags-y	+= -mfast-indirect-calls
endif

# Currently we save and restore fpregs on all kernel entry/interruption paths.
# If that gets optimized, we might need to disable the use of fpregs in the
# kernel.
cflags-y	+= -mdisable-fpregs

# Without this, "ld -r" results in .text sections that are too big
# (> 0x40000) for branches to reach stubs.
cflags-y	+= -ffunction-sections

# Use long jumps instead of long branches (needed if your linker fails to
# link a too big vmlinux executable). Not enabled for building modules.
ifdef CONFIG_MLONGCALLS
KBUILD_CFLAGS_KERNEL += -mlong-calls
endif

# select which processor to optimise for
cflags-$(CONFIG_PA7000)		+= -march=1.1 -mschedule=7100
cflags-$(CONFIG_PA7200)		+= -march=1.1 -mschedule=7200
cflags-$(CONFIG_PA7100LC)	+= -march=1.1 -mschedule=7100LC
cflags-$(CONFIG_PA7300LC)	+= -march=1.1 -mschedule=7300
cflags-$(CONFIG_PA8X00)		+= -march=2.0 -mschedule=8000

head-y			:= arch/parisc/kernel/head.o 

KBUILD_CFLAGS	+= $(cflags-y)

kernel-y			:= mm/ kernel/ math-emu/

core-y	+= $(addprefix arch/parisc/, $(kernel-y))
libs-y	+= arch/parisc/lib/ $(LIBGCC)

drivers-$(CONFIG_OPROFILE)		+= arch/parisc/oprofile/

PALO := $(shell if (which palo 2>&1); then : ; \
	elif [ -x /sbin/palo ]; then echo /sbin/palo; \
	fi)

PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
	else echo $(obj)/palo.conf; \
	fi)

palo lifimage: vmlinuz
	@if test ! -x "$(PALO)"; then \
		echo 'ERROR: Please install palo first (apt-get install palo)';\
		echo 'or build it from source and install it somewhere in your $$PATH';\
		false; \
	fi
	@if test ! -f "$(PALOCONF)"; then \
		cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
		echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
		echo 'You should check it and re-run "make palo".'; \
		echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
		false; \
	fi
	$(PALO) -f $(PALOCONF)

BOOT_TARGETS    = zImage Image palo lifimage
INSTALL_TARGETS = zinstall install

PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)

bzImage zImage: vmlinuz
Image: vmlinux

vmlinuz: vmlinux
	@gzip -cf -9 $< > $@

install:
	$(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
			$(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
zinstall:
	$(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
			$(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"

CLEAN_FILES	+= lifimage
MRPROPER_FILES	+= palo.conf

define archhelp
	@echo  '* vmlinux	- Uncompressed kernel image (./vmlinux)'
	@echo  '  vmlinuz	- Compressed kernel image (./vmlinuz)'
	@echo  '  palo		- Bootable image (./lifimage)'
	@echo  '  install	- Install uncompressed vmlinux kernel using'
	@echo  '		  (your) ~/bin/$(INSTALLKERNEL) or'
	@echo  '		  (distribution) /sbin/$(INSTALLKERNEL) or'
	@echo  '		  copy to $$(INSTALL_PATH)'
	@echo  '  zinstall	- Install compressed vmlinuz kernel'
endef

# we require gcc 3.3 or above to compile the kernel
archprepare: checkbin
checkbin:
	@if test "$(cc-version)" -lt "0303"; then \
		echo -n "Sorry, GCC v3.3 or above is required to build " ; \
		echo "the kernel." ; \
		false ; \
	fi
Commit	Line	Data
	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
	20	KBUILD_IMAGE := vmlinuz
	21
	22	KBUILD_DEFCONFIG := default_defconfig
	23
	24	NM = sh $(srctree)/arch/parisc/nm
	25	CHECKFLAGS += -D__hppa__=1
	26	LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
	27
	28	ifdef CONFIG_64BIT
	29	UTS_MACHINE := parisc64
	30	CHECKFLAGS += -D__LP64__=1 -m64
	31	CC_ARCHES = hppa64
	32	else # 32-bit
	33	CC_ARCHES = hppa hppa2.0 hppa1.1
	34	endif
	35
	36	ifneq ($(SUBARCH),$(UTS_MACHINE))
	37	ifeq ($(CROSS_COMPILE),)
	38	CC_SUFFIXES = linux linux-gnu unknown-linux-gnu
	39	CROSS_COMPILE := $(call cc-cross-prefix, \
	40	$(foreach a,$(CC_ARCHES), \
	41	$(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
	42	endif
	43	endif
	44
	45	OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
	46
	47	cflags-y := -pipe
	48
	49	# These flags should be implied by an hppa-linux configuration, but they
	50	# are not in gcc 3.2.
	51	cflags-y += -mno-space-regs
	52
	53	# -mfast-indirect-calls is only relevant for 32-bit kernels.
	54	ifndef CONFIG_64BIT
	55	cflags-y += -mfast-indirect-calls
	56	endif
	57
	58	# Currently we save and restore fpregs on all kernel entry/interruption paths.
	59	# If that gets optimized, we might need to disable the use of fpregs in the
	60	# kernel.
	61	cflags-y += -mdisable-fpregs
	62
	63	# Without this, "ld -r" results in .text sections that are too big
	64	# (> 0x40000) for branches to reach stubs.
	65	cflags-y += -ffunction-sections
	66
	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
	71	endif
	72
	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
	79
	80	head-y := arch/parisc/kernel/head.o
	81
	82	KBUILD_CFLAGS += $(cflags-y)
	83
	84	kernel-y := mm/ kernel/ math-emu/
	85
	86	core-y += $(addprefix arch/parisc/, $(kernel-y))
	87	libs-y += arch/parisc/lib/ $(LIBGCC)
	88
	89	drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
	90
	91	PALO := $(shell if (which palo 2>&1); then : ; \
	92	elif [ -x /sbin/palo ]; then echo /sbin/palo; \
	93	fi)
	94
	95	PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
	96	else echo $(obj)/palo.conf; \
	97	fi)
	98
	99	palo lifimage: vmlinuz
	100	@if test ! -x "$(PALO)"; then \
	101	echo 'ERROR: Please install palo first (apt-get install palo)';\
	102	echo 'or build it from source and install it somewhere in your $$PATH';\
	103	false; \
	104	fi
	105	@if test ! -f "$(PALOCONF)"; then \
	106	cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
	107	echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
	108	echo 'You should check it and re-run "make palo".'; \
	109	echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
	110	false; \
	111	fi
	112	$(PALO) -f $(PALOCONF)
	113
	114	BOOT_TARGETS = zImage Image palo lifimage
	115	INSTALL_TARGETS = zinstall install
	116
	117	PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
	118
	119	bzImage zImage: vmlinuz
	120	Image: vmlinux
	121
	122	vmlinuz: vmlinux
	123	@gzip -cf -9 $< > $@
	124
	125	install:
	126	$(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
	127	$(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
	128	zinstall:
	129	$(CONFIG_SHELL) $(src)/arch/parisc/install.sh \
	130	$(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"
	131
	132	CLEAN_FILES += lifimage
	133	MRPROPER_FILES += palo.conf
	134
	135	define archhelp
	136	@echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
	137	@echo ' vmlinuz - Compressed kernel image (./vmlinuz)'
	138	@echo ' palo - Bootable image (./lifimage)'
	139	@echo ' install - Install uncompressed vmlinux kernel using'
	140	@echo ' (your) ~/bin/$(INSTALLKERNEL) or'
	141	@echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
	142	@echo ' copy to $$(INSTALL_PATH)'
	143	@echo ' zinstall - Install compressed vmlinuz kernel'
	144	endef
	145
	146	# we require gcc 3.3 or above to compile the kernel
	147	archprepare: checkbin
	148	checkbin:
	149	@if test "$(cc-version)" -lt "0303"; then \
	150	echo -n "Sorry, GCC v3.3 or above is required to build " ; \
	151	echo "the kernel." ; \
	152	false ; \
	153	fi