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Diffstat (limited to 'arch/parisc/Makefile')
| -rw-r--r-- | arch/parisc/Makefile | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile new file mode 100644 index 000000000..55e6e60f9 --- /dev/null +++ b/arch/parisc/Makefile @@ -0,0 +1,179 @@ +# +# 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 +# + +ifdef CONFIG_PARISC_SELF_EXTRACT +boot := arch/parisc/boot +KBUILD_IMAGE := $(boot)/bzImage +else +KBUILD_IMAGE := vmlinuz +endif + +KBUILD_DEFCONFIG := default_defconfig + +NM = sh $(srctree)/arch/parisc/nm +CHECKFLAGS += -D__hppa__=1 +LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) +export LIBGCC + +ifdef CONFIG_64BIT +UTS_MACHINE := parisc64 +CHECKFLAGS += -D__LP64__=1 +CC_ARCHES = hppa64 +LD_BFD := elf64-hppa-linux +else # 32-bit +CC_ARCHES = hppa hppa2.0 hppa1.1 +LD_BFD := elf32-hppa-linux +endif + +export LD_BFD + +ifneq ($(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 + +# 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 + +# Without this, "ld -r" results in .text sections that are too big (> 0x40000) +# for branches to reach stubs. And multiple .text sections trigger a warning +# when creating the sysfs module information section. +ifndef CONFIG_64BIT +KBUILD_CFLAGS_MODULE += -ffunction-sections +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/ + +boot := arch/parisc/boot + +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 $$PATH';\ + false; \ + fi + @if test ! -f "$(PALOCONF)"; then \ + cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ + echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ + echo 'You should check it and re-run "make palo".'; \ + echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ + false; \ + fi + $(PALO) -f $(PALOCONF) + +BOOT_TARGETS = zImage Image palo lifimage +INSTALL_TARGETS = zinstall install + +PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) + +# Default kernel to build +all: bzImage + +zImage: vmlinuz +Image: vmlinux + +bzImage: vmlinux + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + +ifdef CONFIG_PARISC_SELF_EXTRACT +vmlinuz: bzImage + $(OBJCOPY) $(boot)/bzImage $@ +else +vmlinuz: vmlinux + @gzip -cf -9 $< > $@ +endif + +install: + $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ + $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)" +zinstall: + $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ + $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)" + +CLEAN_FILES += lifimage +MRPROPER_FILES += palo.conf + +define archhelp + @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' + @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' + @echo ' palo - Bootable image (./lifimage)' + @echo ' install - Install uncompressed vmlinux kernel using' + @echo ' (your) ~/bin/$(INSTALLKERNEL) or' + @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' + @echo ' copy to $$(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 |