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Linux/arch/alpha/Makefile

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  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 
 11 NM := $(NM) -B
 12 
 13 LDFLAGS_vmlinux := -static -N #-relax
 14 CHECKFLAGS      += -D__alpha__
 15 cflags-y        := -pipe -mno-fp-regs -ffixed-8
 16 cflags-y        += $(call cc-option, -fno-jump-tables)
 17 
 18 cpuflags-$(CONFIG_ALPHA_EV4)            := -mcpu=ev4
 19 cpuflags-$(CONFIG_ALPHA_EV5)            := -mcpu=ev5
 20 cpuflags-$(CONFIG_ALPHA_EV56)           := -mcpu=ev56
 21 cpuflags-$(CONFIG_ALPHA_POLARIS)        := -mcpu=pca56
 22 cpuflags-$(CONFIG_ALPHA_SX164)          := -mcpu=pca56
 23 cpuflags-$(CONFIG_ALPHA_EV6)            := -mcpu=ev6
 24 cpuflags-$(CONFIG_ALPHA_EV67)           := -mcpu=ev67
 25 # If GENERIC, make sure to turn off any instruction set extensions that
 26 # the host compiler might have on by default.  Given that EV4 and EV5
 27 # have the same instruction set, prefer EV5 because an EV5 schedule is
 28 # more likely to keep an EV4 processor busy than vice-versa.
 29 cpuflags-$(CONFIG_ALPHA_GENERIC)        := -mcpu=ev5
 30 
 31 cflags-y                                += $(cpuflags-y)
 32 
 33 
 34 # For TSUNAMI, we must have the assembler not emulate our instructions.
 35 # The same is true for IRONGATE, POLARIS, PYXIS.
 36 # BWX is most important, but we don't really want any emulation ever.
 37 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
 38 
 39 head-y := arch/alpha/kernel/head.o
 40 
 41 core-y                          += arch/alpha/kernel/ arch/alpha/mm/
 42 core-$(CONFIG_MATHEMU)          += arch/alpha/math-emu/
 43 drivers-$(CONFIG_OPROFILE)      += arch/alpha/oprofile/
 44 libs-y                          += arch/alpha/lib/
 45 
 46 # export what is needed by arch/alpha/boot/Makefile
 47 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))
 48 export LIBS_Y
 49 
 50 boot := arch/alpha/boot
 51 
 52 #Default target when executing make with no arguments
 53 all boot: $(boot)/vmlinux.gz
 54 
 55 $(boot)/vmlinux.gz: vmlinux
 56         $(Q)$(MAKE) $(build)=$(boot) $@
 57 
 58 bootimage bootpfile bootpzfile: vmlinux
 59         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 60 
 61 archclean:
 62         $(Q)$(MAKE) $(clean)=$(boot)
 63 
 64 archheaders:
 65         $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all
 66 
 67 define archhelp
 68   echo '* boot          - Compressed kernel image (arch/alpha/boot/vmlinux.gz)'
 69   echo '  bootimage     - SRM bootable image (arch/alpha/boot/bootimage)'
 70   echo '  bootpfile     - BOOTP bootable image (arch/alpha/boot/bootpfile)'
 71   echo '  bootpzfile    - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)'
 72 endef

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