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_DEFCONFIG := default_defconfig 21 22NM = sh $(srctree)/arch/parisc/nm 23CHECKFLAGS += -D__hppa__=1 24 25MACHINE := $(shell uname -m) 26ifeq ($(MACHINE),parisc*) 27NATIVE := 1 28endif 29 30ifdef CONFIG_64BIT 31UTS_MACHINE := parisc64 32CHECKFLAGS += -D__LP64__=1 -m64 33WIDTH := 64 34CROSS_COMPILE := hppa64-linux-gnu- 35else # 32-bit 36WIDTH := 37endif 38 39# attempt to help out folks who are cross-compiling 40ifeq ($(NATIVE),1) 41CROSS_COMPILE := hppa$(WIDTH)-linux- 42endif 43 44OBJCOPY_FLAGS =-O binary -R .note -R .comment -S 45 46cflags-y := -pipe 47 48# These flags should be implied by an hppa-linux configuration, but they 49# are not in gcc 3.2. 50cflags-y += -mno-space-regs -mfast-indirect-calls 51 52# Currently we save and restore fpregs on all kernel entry/interruption paths. 53# If that gets optimized, we might need to disable the use of fpregs in the 54# kernel. 55cflags-y += -mdisable-fpregs 56 57# Without this, "ld -r" results in .text sections that are too big 58# (> 0x40000) for branches to reach stubs. 59ifndef CONFIG_FUNCTION_TRACER 60 cflags-y += -ffunction-sections 61endif 62 63# select which processor to optimise for 64cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100 65cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 66cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC 67cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 68cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 69 70head-y := arch/parisc/kernel/head.o 71 72KBUILD_CFLAGS += $(cflags-y) 73 74kernel-y := mm/ kernel/ math-emu/ kernel/init_task.o 75kernel-$(CONFIG_HPUX) += hpux/ 76 77core-y += $(addprefix arch/parisc/, $(kernel-y)) 78libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name` 79 80drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ 81 82PALO := $(shell if (which palo 2>&1); then : ; \ 83 elif [ -x /sbin/palo ]; then echo /sbin/palo; \ 84 fi) 85 86PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \ 87 else echo $(obj)/palo.conf; \ 88 fi) 89 90palo: vmlinux 91 @if test ! -x "$(PALO)"; then \ 92 echo 'ERROR: Please install palo first (apt-get install palo)';\ 93 echo 'or build it from source and install it somewhere in your $$PATH';\ 94 false; \ 95 fi 96 @if test ! -f "$(PALOCONF)"; then \ 97 cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ 98 echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ 99 echo 'You should check it and re-run "make palo".'; \ 100 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ 101 false; \ 102 fi 103 $(PALO) -f $(PALOCONF) 104 105# Shorthands for known targets not supported by parisc, use vmlinux as default 106Image zImage bzImage: vmlinux 107 108kernel_install: vmlinux 109 sh $(src)/arch/parisc/install.sh \ 110 $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)" 111 112install: kernel_install modules_install 113 114CLEAN_FILES += lifimage 115MRPROPER_FILES += palo.conf 116 117define archhelp 118 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' 119 @echo ' palo - Bootable image (./lifimage)' 120 @echo ' install - Install kernel using' 121 @echo ' (your) ~/bin/$(INSTALLKERNEL) or' 122 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' 123 @echo ' copy to $$(INSTALL_PATH)' 124endef 125 126# we require gcc 3.3 or above to compile the kernel 127archprepare: checkbin 128checkbin: 129 @if test "$(call cc-version)" -lt "0303"; then \ 130 echo -n "Sorry, GCC v3.3 or above is required to build " ; \ 131 echo "the kernel." ; \ 132 false ; \ 133 fi 134