1# 2# ia64/Makefile 3# 4# This file is subject to the terms and conditions of the GNU General Public 5# License. See the file "COPYING" in the main directory of this archive 6# for more details. 7# 8# Copyright (C) 1998-2004 by David Mosberger-Tang <davidm@hpl.hp.com> 9# 10 11NM := $(CROSS_COMPILE)nm -B 12READELF := $(CROSS_COMPILE)readelf 13 14export AWK 15 16CHECKFLAGS += -m64 -D__ia64=1 -D__ia64__=1 -D_LP64 -D__LP64__ 17 18OBJCOPYFLAGS := --strip-all 19LDFLAGS_vmlinux := -static 20LDFLAGS_MODULE += -T $(srctree)/arch/ia64/module.lds 21AFLAGS_KERNEL := -mconstant-gp 22EXTRA := 23 24cflags-y := -pipe $(EXTRA) -ffixed-r13 -mfixed-range=f12-f15,f32-f127 \ 25 -falign-functions=32 -frename-registers -fno-optimize-sibling-calls 26CFLAGS_KERNEL := -mconstant-gp 27 28GCC_VERSION := $(call cc-version) 29GAS_STATUS = $(shell $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)") 30CPPFLAGS += $(shell $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)") 31 32ifeq ($(GAS_STATUS),buggy) 33$(error Sorry, you need a newer version of the assember, one that is built from \ 34 a source-tree that post-dates 18-Dec-2002. You can find a pre-compiled \ 35 static binary of such an assembler at: \ 36 \ 37 ftp://ftp.hpl.hp.com/pub/linux-ia64/gas-030124.tar.gz) 38endif 39 40ifneq ($(shell if [ $(GCC_VERSION) -lt 0300 ] ; then echo "bad"; fi ;),) 41$(error Sorry, your compiler is too old. GCC v2.96 is known to generate bad code.) 42endif 43 44ifeq ($(GCC_VERSION),0304) 45 cflags-$(CONFIG_ITANIUM) += -mtune=merced 46 cflags-$(CONFIG_MCKINLEY) += -mtune=mckinley 47endif 48 49CFLAGS += $(cflags-y) 50head-y := arch/ia64/kernel/head.o arch/ia64/kernel/init_task.o 51 52libs-y += arch/ia64/lib/ 53core-y += arch/ia64/kernel/ arch/ia64/mm/ 54core-$(CONFIG_IA32_SUPPORT) += arch/ia64/ia32/ 55core-$(CONFIG_IA64_DIG) += arch/ia64/dig/ 56core-$(CONFIG_IA64_GENERIC) += arch/ia64/dig/ 57core-$(CONFIG_IA64_HP_ZX1) += arch/ia64/dig/ 58core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/ 59core-$(CONFIG_IA64_SGI_SN2) += arch/ia64/sn/ 60 61drivers-$(CONFIG_PCI) += arch/ia64/pci/ 62drivers-$(CONFIG_IA64_HP_SIM) += arch/ia64/hp/sim/ 63drivers-$(CONFIG_IA64_HP_ZX1) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ 64drivers-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ 65drivers-$(CONFIG_IA64_GENERIC) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ arch/ia64/hp/sim/ arch/ia64/sn/ 66drivers-$(CONFIG_OPROFILE) += arch/ia64/oprofile/ 67 68boot := arch/ia64/hp/sim/boot 69 70.PHONY: boot compressed check 71 72all: compressed unwcheck 73 74compressed: vmlinux.gz 75 76vmlinux.gz: vmlinux 77 $(Q)$(MAKE) $(build)=$(boot) $@ 78 79unwcheck: vmlinux 80 -$(Q)READELF=$(READELF) $(srctree)/arch/ia64/scripts/unwcheck.py $< 81 82archclean: 83 $(Q)$(MAKE) $(clean)=$(boot) 84 85CLEAN_FILES += include/asm-ia64/.offsets.h.stamp vmlinux.gz bootloader 86 87MRPROPER_FILES += include/asm-ia64/offsets.h 88 89prepare: include/asm-ia64/offsets.h 90 91arch/ia64/kernel/asm-offsets.s: include/asm include/linux/version.h include/config/MARKER 92 93include/asm-ia64/offsets.h: arch/ia64/kernel/asm-offsets.s 94 $(call filechk,gen-asm-offsets) 95 96arch/ia64/kernel/asm-offsets.s: include/asm-ia64/.offsets.h.stamp 97 98include/asm-ia64/.offsets.h.stamp: 99 mkdir -p include/asm-ia64 100 [ -s include/asm-ia64/offsets.h ] \ 101 || echo "#define IA64_TASK_SIZE 0" > include/asm-ia64/offsets.h 102 touch $@ 103 104boot: lib/lib.a vmlinux 105 $(Q)$(MAKE) $(build)=$(boot) $@ 106 107install: vmlinux.gz 108 sh $(srctree)/arch/ia64/install.sh $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)" 109 110define archhelp 111 echo '* compressed - Build compressed kernel image' 112 echo ' install - Install compressed kernel image' 113 echo ' boot - Build vmlinux and bootloader for Ski simulator' 114 echo '* unwcheck - Check vmlinux for invalid unwind info' 115endef 116