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188 lines
5.3 KiB
188 lines
5.3 KiB
# |
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# parisc/Makefile |
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# |
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# This file is included by the global makefile so that you can add your own |
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# architecture-specific flags and dependencies. Remember to do have actions |
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# for "archclean" and "archdep" for cleaning up and making dependencies for |
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# this architecture |
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# |
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# This file is subject to the terms and conditions of the GNU General Public |
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# License. See the file "COPYING" in the main directory of this archive |
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# for more details. |
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# |
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# Copyright (C) 1994 by Linus Torvalds |
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# Portions Copyright (C) 1999 The Puffin Group |
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# |
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# Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, |
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# Mike Shaver, Helge Deller and Martin K. Petersen |
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# |
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KBUILD_IMAGE := vmlinuz |
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NM = sh $(srctree)/arch/parisc/nm |
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CHECKFLAGS += -D__hppa__=1 |
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ifdef CONFIG_64BIT |
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UTS_MACHINE := parisc64 |
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CHECKFLAGS += -D__LP64__=1 |
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LD_BFD := elf64-hppa-linux |
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else # 32-bit |
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LD_BFD := elf32-hppa-linux |
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endif |
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# select defconfig based on actual architecture |
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ifeq ($(ARCH),parisc64) |
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KBUILD_DEFCONFIG := generic-64bit_defconfig |
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CC_ARCHES := hppa64 |
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else |
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KBUILD_DEFCONFIG := generic-32bit_defconfig |
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CC_ARCHES := hppa hppa2.0 hppa1.1 |
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endif |
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export LD_BFD |
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ifdef cross_compiling |
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ifeq ($(CROSS_COMPILE),) |
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CC_SUFFIXES = linux linux-gnu unknown-linux-gnu |
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CROSS_COMPILE := $(call cc-cross-prefix, \ |
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$(foreach a,$(CC_ARCHES), \ |
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$(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) |
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endif |
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endif |
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ifdef CONFIG_DYNAMIC_FTRACE |
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ifdef CONFIG_64BIT |
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NOP_COUNT := 8 |
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else |
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NOP_COUNT := 5 |
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endif |
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export CC_USING_RECORD_MCOUNT:=1 |
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export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1 |
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KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 |
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KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \ |
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-DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT) |
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CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1))) |
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endif |
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OBJCOPY_FLAGS =-O binary -R .note -R .comment -S |
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cflags-y := -pipe |
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# These flags should be implied by an hppa-linux configuration, but they |
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# are not in gcc 3.2. |
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cflags-y += -mno-space-regs |
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# -mfast-indirect-calls is only relevant for 32-bit kernels. |
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ifndef CONFIG_64BIT |
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cflags-y += -mfast-indirect-calls |
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endif |
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# Currently we save and restore fpregs on all kernel entry/interruption paths. |
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# If that gets optimized, we might need to disable the use of fpregs in the |
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# kernel. |
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cflags-y += -mdisable-fpregs |
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# Use long jumps instead of long branches (needed if your linker fails to |
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# link a too big vmlinux executable). Not enabled for building modules. |
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ifdef CONFIG_MLONGCALLS |
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KBUILD_CFLAGS_KERNEL += -mlong-calls |
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endif |
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# Without this, "ld -r" results in .text sections that are too big (> 0x40000) |
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# for branches to reach stubs. And multiple .text sections trigger a warning |
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# when creating the sysfs module information section. |
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ifndef CONFIG_64BIT |
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KBUILD_CFLAGS_MODULE += -ffunction-sections |
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endif |
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# select which processor to optimise for |
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cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 |
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cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 |
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cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC |
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cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 |
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cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 |
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head-y := arch/parisc/kernel/head.o |
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KBUILD_CFLAGS += $(cflags-y) |
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LIBGCC := $(shell $(CC) -print-libgcc-file-name) |
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export LIBGCC |
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libs-y += arch/parisc/lib/ $(LIBGCC) |
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boot := arch/parisc/boot |
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PALO := $(shell if (which palo 2>&1); then : ; \ |
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elif [ -x /sbin/palo ]; then echo /sbin/palo; \ |
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fi) |
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PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \ |
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else echo $(objtree)/palo.conf; \ |
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fi) |
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palo lifimage: vmlinuz |
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@if test ! -x "$(PALO)"; then \ |
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echo 'ERROR: Please install palo first (apt-get install palo)';\ |
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echo 'or build it from source and install it somewhere in your $$PATH';\ |
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false; \ |
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fi |
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@if test ! -f "$(PALOCONF)"; then \ |
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cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \ |
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echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \ |
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echo 'You should check it and re-run "make palo".'; \ |
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echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ |
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false; \ |
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fi |
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$(PALO) -f $(PALOCONF) |
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BOOT_TARGETS = zImage Image palo lifimage |
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INSTALL_TARGETS = zinstall install |
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PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) |
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# Default kernel to build |
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all: bzImage |
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zImage: vmlinuz |
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Image: vmlinux |
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bzImage: vmlinux |
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ |
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ifdef CONFIG_PARISC_SELF_EXTRACT |
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vmlinuz: bzImage |
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$(OBJCOPY) $(boot)/bzImage $@ |
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else |
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vmlinuz: vmlinux |
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@$(KGZIP) -cf -9 $< > $@ |
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endif |
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install: |
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$(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \ |
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$(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)" |
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zinstall: |
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$(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \ |
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$(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)" |
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CLEAN_FILES += lifimage |
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MRPROPER_FILES += palo.conf |
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define archhelp |
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@echo '* vmlinux - Uncompressed kernel image (./vmlinux)' |
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@echo ' vmlinuz - Compressed kernel image (./vmlinuz)' |
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@echo ' palo - Bootable image (./lifimage)' |
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@echo ' install - Install uncompressed vmlinux kernel using' |
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@echo ' (your) ~/bin/$(INSTALLKERNEL) or' |
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@echo ' (distribution) /sbin/$(INSTALLKERNEL) or' |
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@echo ' copy to $$(INSTALL_PATH)' |
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@echo ' zinstall - Install compressed vmlinuz kernel' |
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endef |
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archclean: |
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$(Q)$(MAKE) $(clean)=$(boot) |
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archheaders: |
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$(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all
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