[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_DEFCONFIG := default_defconfig

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

MACHINE		:= $(shell uname -m)
ifeq ($(MACHINE),parisc*)
NATIVE		:= 1
endif

ifdef CONFIG_64BIT
UTS_MACHINE	:= parisc64
CHECKFLAGS	+= -D__LP64__=1 -m64
WIDTH		:= 64
else # 32-bit
WIDTH		:=
endif

# attempt to help out folks who are cross-compiling
ifeq ($(NATIVE),1)
CROSS_COMPILE	:= hppa$(WIDTH)-linux-
else
 ifeq ($(CROSS_COMPILE),)
 CROSS_COMPILE	:= hppa$(WIDTH)-linux-gnu-
 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

# 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.
ifndef CONFIG_FUNCTION_TRACER
  cflags-y	+= -ffunction-sections
endif

# Use long jumps instead of long branches (needed if your linker fails to
# link a too big vmlinux executable)
cflags-$(CONFIG_MLONGCALLS)	+= -mlong-calls

# select which processor to optimise for
cflags-$(CONFIG_PA7100)		+= -march=1.1 -mschedule=7100
cflags-$(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/
kernel-$(CONFIG_HPUX)		+= hpux/

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: vmlinux
	@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)

# Shorthands for known targets not supported by parisc, use vmlinux as default
Image zImage bzImage: vmlinux

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

CLEAN_FILES	+= lifimage
MRPROPER_FILES	+= palo.conf

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

# we require gcc 3.3 or above to compile the kernel
archprepare: checkbin
checkbin:
	@if test "$(call 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_DEFCONFIG := default_defconfig
	21
	22	NM = sh $(srctree)/arch/parisc/nm
	23	CHECKFLAGS += -D__hppa__=1
	24	LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
	25
	26	MACHINE := $(shell uname -m)
	27	ifeq ($(MACHINE),parisc*)
	28	NATIVE := 1
	29	endif
	30
	31	ifdef CONFIG_64BIT
	32	UTS_MACHINE := parisc64
	33	CHECKFLAGS += -D__LP64__=1 -m64
	34	WIDTH := 64
	35	else # 32-bit
	36	WIDTH :=
	37	endif
	38
	39	# attempt to help out folks who are cross-compiling
	40	ifeq ($(NATIVE),1)
	41	CROSS_COMPILE := hppa$(WIDTH)-linux-
	42	else
	43	ifeq ($(CROSS_COMPILE),)
	44	CROSS_COMPILE := hppa$(WIDTH)-linux-gnu-
	45	endif
	46	endif
	47
	48	OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
	49
	50	cflags-y := -pipe
	51
	52	# These flags should be implied by an hppa-linux configuration, but they
	53	# are not in gcc 3.2.
	54	cflags-y += -mno-space-regs -mfast-indirect-calls
	55
	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
	58	# kernel.
	59	cflags-y += -mdisable-fpregs
	60
	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
	65	endif
	66
	67	# Use long jumps instead of long branches (needed if your linker fails to
	68	# link a too big vmlinux executable)
	69	cflags-$(CONFIG_MLONGCALLS) += -mlong-calls
	70
	71	# select which processor to optimise for
	72	cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
	73	cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200
	74	cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC
	75	cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300
	76	cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000
	77
	78	head-y := arch/parisc/kernel/head.o
	79
	80	KBUILD_CFLAGS += $(cflags-y)
	81
	82	kernel-y := mm/ kernel/ math-emu/
	83	kernel-$(CONFIG_HPUX) += hpux/
	84
	85	core-y += $(addprefix arch/parisc/, $(kernel-y))
	86	libs-y += arch/parisc/lib/ $(LIBGCC)
	87
	88	drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/
	89
	90	PALO := $(shell if (which palo 2>&1); then : ; \
	91	elif [ -x /sbin/palo ]; then echo /sbin/palo; \
	92	fi)
	93
	94	PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \
	95	else echo $(obj)/palo.conf; \
	96	fi)
	97
	98	palo: vmlinux
	99	@if test ! -x "$(PALO)"; then \
	100	echo 'ERROR: Please install palo first (apt-get install palo)';\
	101	echo 'or build it from source and install it somewhere in your $$PATH';\
	102	false; \
	103	fi
	104	@if test ! -f "$(PALOCONF)"; then \
	105	cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \
	106	echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \
	107	echo 'You should check it and re-run "make palo".'; \
	108	echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
	109	false; \
	110	fi
	111	$(PALO) -f $(PALOCONF)
	112
	113	# Shorthands for known targets not supported by parisc, use vmlinux as default
	114	Image zImage bzImage: vmlinux
	115
	116	install: vmlinux
	117	sh $(src)/arch/parisc/install.sh \
	118	$(KERNELRELEASE) $< System.map "$(INSTALL_PATH)"
	119
	120	CLEAN_FILES += lifimage
	121	MRPROPER_FILES += palo.conf
	122
	123	define archhelp
	124	@echo '* vmlinux - Uncompressed kernel image (./vmlinux)'
	125	@echo ' palo - Bootable image (./lifimage)'
	126	@echo ' install - Install kernel using'
	127	@echo ' (your) ~/bin/$(INSTALLKERNEL) or'
	128	@echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
	129	@echo ' copy to $$(INSTALL_PATH)'
	130	endef
	131
	132	# we require gcc 3.3 or above to compile the kernel
	133	archprepare: checkbin
	134	checkbin:
	135	@if test "$(call cc-version)" -lt "0303"; then \
	136	echo -n "Sorry, GCC v3.3 or above is required to build " ; \
	137	echo "the kernel." ; \
	138	false ; \
	139	fi