1# 2# alpha/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) 1994 by Linus Torvalds 9# 10 11NM := $(NM) -B 12 13LDFLAGS_vmlinux := -static -N #-relax 14CHECKFLAGS += -D__alpha__ 15cflags-y := -pipe -mno-fp-regs -ffixed-8 16cflags-y += $(call cc-option, -fno-jump-tables) 17 18cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56 19cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56 20cpuflags-$(CONFIG_ALPHA_SX164) := -mcpu=pca56 21cpuflags-$(CONFIG_ALPHA_EV6) := -mcpu=ev6 22cpuflags-$(CONFIG_ALPHA_EV67) := -mcpu=ev67 23# If GENERIC, make sure to turn off any instruction set extensions that 24# the host compiler might have on by default. 25cpuflags-$(CONFIG_ALPHA_GENERIC) := -mcpu=ev56 -mtune=ev6 26 27cflags-y += $(cpuflags-y) 28 29 30KBUILD_CFLAGS += $(cflags-y) 31 32# For TSUNAMI, we must have the assembler not emulate our instructions. 33# The same is true for IRONGATE, POLARIS, PYXIS. 34# BWX is most important, but we don't really want any emulation ever. 35# Only gas emulates instructions the target does not implement, and only gas 36# understands -mev6. LLVM's integrated assembler never emulates. 37ifdef CONFIG_AS_IS_GNU 38KBUILD_CFLAGS += -Wa,-mev6 39endif 40 41libs-y += arch/alpha/lib/ 42 43# export what is needed by arch/alpha/boot/Makefile 44LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y)) 45export LIBS_Y 46 47boot := arch/alpha/boot 48 49#Default target when executing make with no arguments 50all boot: $(boot)/vmlinux.gz 51 52$(boot)/vmlinux.gz: vmlinux 53 $(Q)$(MAKE) $(build)=$(boot) $@ 54 55bootimage bootpfile bootpzfile: vmlinux 56 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 57 58archheaders: 59 $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all 60 61define archhelp 62 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)' 63 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)' 64 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)' 65 echo ' bootpzfile - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)' 66endef 67