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 20KBUILD_IMAGE := vmlinuz 21 22KBUILD_DEFCONFIG := default_defconfig 23 24NM = sh $(srctree)/arch/parisc/nm 25CHECKFLAGS += -D__hppa__=1 26LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) 27export LIBGCC 28 29ifdef CONFIG_64BIT 30UTS_MACHINE := parisc64 31CHECKFLAGS += -D__LP64__=1 32CC_ARCHES = hppa64 33LD_BFD := elf64-hppa-linux 34else # 32-bit 35CC_ARCHES = hppa hppa2.0 hppa1.1 36LD_BFD := elf32-hppa-linux 37endif 38 39export LD_BFD 40 41ifneq ($(SUBARCH),$(UTS_MACHINE)) 42 ifeq ($(CROSS_COMPILE),) 43 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu 44 CROSS_COMPILE := $(call cc-cross-prefix, \ 45 $(foreach a,$(CC_ARCHES), \ 46 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) 47 endif 48endif 49 50OBJCOPY_FLAGS =-O binary -R .note -R .comment -S 51 52cflags-y := -pipe 53 54# These flags should be implied by an hppa-linux configuration, but they 55# are not in gcc 3.2. 56cflags-y += -mno-space-regs 57 58# -mfast-indirect-calls is only relevant for 32-bit kernels. 59ifndef CONFIG_64BIT 60cflags-y += -mfast-indirect-calls 61endif 62 63# Currently we save and restore fpregs on all kernel entry/interruption paths. 64# If that gets optimized, we might need to disable the use of fpregs in the 65# kernel. 66cflags-y += -mdisable-fpregs 67 68# Use long jumps instead of long branches (needed if your linker fails to 69# link a too big vmlinux executable). Not enabled for building modules. 70ifdef CONFIG_MLONGCALLS 71KBUILD_CFLAGS_KERNEL += -mlong-calls 72endif 73 74# select which processor to optimise for 75cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 76cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 77cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC 78cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 79cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 80 81head-y := arch/parisc/kernel/head.o 82 83KBUILD_CFLAGS += $(cflags-y) 84 85kernel-y := mm/ kernel/ math-emu/ 86 87core-y += $(addprefix arch/parisc/, $(kernel-y)) 88libs-y += arch/parisc/lib/ $(LIBGCC) 89 90drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ 91 92boot := arch/parisc/boot 93 94PALO := $(shell if (which palo 2>&1); then : ; \ 95 elif [ -x /sbin/palo ]; then echo /sbin/palo; \ 96 fi) 97 98PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \ 99 else echo $(obj)/palo.conf; \ 100 fi) 101 102palo lifimage: vmlinuz 103 @if test ! -x "$(PALO)"; then \ 104 echo 'ERROR: Please install palo first (apt-get install palo)';\ 105 echo 'or build it from source and install it somewhere in your $$PATH';\ 106 false; \ 107 fi 108 @if test ! -f "$(PALOCONF)"; then \ 109 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ 110 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ 111 echo 'You should check it and re-run "make palo".'; \ 112 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ 113 false; \ 114 fi 115 $(PALO) -f $(PALOCONF) 116 117BOOT_TARGETS = zImage Image palo lifimage 118INSTALL_TARGETS = zinstall install 119 120PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) 121 122# Default kernel to build 123all: bzImage 124 125zImage: vmlinuz 126Image: vmlinux 127 128bzImage: vmlinux 129 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 130 131ifdef CONFIG_PARISC_SELF_EXTRACT 132vmlinuz: bzImage 133 $(OBJCOPY) $(boot)/bzImage $@ 134else 135vmlinuz: vmlinux 136 @gzip -cf -9 $< > $@ 137endif 138 139install: 140 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ 141 $(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)" 142zinstall: 143 $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ 144 $(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)" 145 146CLEAN_FILES += lifimage 147MRPROPER_FILES += palo.conf 148 149define archhelp 150 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' 151 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' 152 @echo ' palo - Bootable image (./lifimage)' 153 @echo ' install - Install uncompressed vmlinux kernel using' 154 @echo ' (your) ~/bin/$(INSTALLKERNEL) or' 155 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' 156 @echo ' copy to $$(INSTALL_PATH)' 157 @echo ' zinstall - Install compressed vmlinuz kernel' 158endef 159