## alpha/Makefile## This file is subject to the terms and conditions of the GNU General Public# License.  See the file "COPYING" in the main directory of this archive# for more details.## Copyright (C) 1994 by Linus Torvalds# NM := $(NM) -B LDFLAGS_vmlinux	:= -static -N #-relaxCHECKFLAGS	+= -D__alpha__ -m64cflags-y	:= -pipe -mno-fp-regs -ffixed-8 # Determine if we can use the BWX instructions with GAS.old_gas := $(shell if $(AS) --version 2>&1 | grep 'version 2.7' > /dev/null; then echo y; else echo n; fi) ifeq ($(old_gas),y)$(error The assembler '$(AS)' does not support the BWX instruction)endif # Determine if GCC understands the -mcpu= option.have_mcpu        := $(call cc-option-yn, -mcpu=ev5)have_mcpu_pca56  := $(call cc-option-yn, -mcpu=pca56)have_mcpu_ev6    := $(call cc-option-yn, -mcpu=ev6)have_mcpu_ev67   := $(call cc-option-yn, -mcpu=ev67)have_msmall_data := $(call cc-option-yn, -msmall-data) cflags-$(have_msmall_data) += -msmall-data # Turn on the proper cpu optimizations.ifeq ($(have_mcpu),y)  mcpu_done := n  # If GENERIC, make sure to turn off any instruction set extensions that  # the host compiler might have on by default.  Given that EV4 and EV5  # have the same instruction set, prefer EV5 because an EV5 schedule is  # more likely to keep an EV4 processor busy than vice-versa.  ifeq ($(CONFIG_ALPHA_GENERIC),y)    mcpu := ev5    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_SX164)$(have_mcpu_pca56),nyy)    mcpu := pca56    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_POLARIS)$(have_mcpu_pca56),nyy)    mcpu := pca56    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_EV4),ny)    mcpu := ev4    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_EV56),ny)    mcpu := ev56    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_EV5),ny)    mcpu := ev5    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_EV67)$(have_mcpu_ev67),nyy)    mcpu := ev67    mcpu_done := y  endif  ifeq ($(mcpu_done)$(CONFIG_ALPHA_EV6),ny)    ifeq ($(have_mcpu_ev6),y)      mcpu := ev6    else      ifeq ($(have_mcpu_pca56),y)        mcpu := pca56      else        mcpu=ev56      endif    endif    mcpu_done := y  endif  cflags-$(mcpu_done) += -mcpu=$(mcpu)endif  # For TSUNAMI, we must have the assembler not emulate our instructions.# The same is true for IRONGATE, POLARIS, PYXIS.# BWX is most important, but we don't really want any emulation ever.CFLAGS += $(cflags-y) -Wa,-mev6 head-y := arch/alpha/kernel/head.o core-y				+= arch/alpha/kernel/ arch/alpha/mm/core-$(CONFIG_MATHEMU)		+= arch/alpha/math-emu/drivers-$(CONFIG_OPROFILE)	+= arch/alpha/oprofile/libs-y				+= arch/alpha/lib/ # export what is needed by arch/alpha/boot/MakefileLIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))export LIBS_Y boot := arch/alpha/boot #Default target when executing make with no argumentsall boot: $(boot)/vmlinux.gz $(boot)/vmlinux.gz: vmlinux	$(Q)$(MAKE) $(build)=$(boot) $@ bootimage bootpfile bootpzfile: vmlinux	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ archclean:	$(Q)$(MAKE) $(clean)=$(boot) define archhelp  echo '* boot		- Compressed kernel image (arch/alpha/boot/vmlinux.gz)'  echo '  bootimage	- SRM bootable image (arch/alpha/boot/bootimage)'  echo '  bootpfile	- BOOTP bootable image (arch/alpha/boot/bootpfile)'  echo '  bootpzfile	- compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)'endef