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
8 # Copyright (C) 1994 by Linus Torvalds
11 KBUILD_DEFCONFIG := defconfig
15 LDFLAGS_vmlinux := -static -N #-relax
16 CHECKFLAGS += -D__alpha__
17 cflags-y := -pipe -mno-fp-regs -ffixed-8
18 cflags-y += $(call cc-option, -fno-jump-tables)
20 cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
21 cpuflags-$(CONFIG_ALPHA_EV5) := -mcpu=ev5
22 cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56
23 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56
24 cpuflags-$(CONFIG_ALPHA_SX164) := -mcpu=pca56
25 cpuflags-$(CONFIG_ALPHA_EV6) := -mcpu=ev6
26 cpuflags-$(CONFIG_ALPHA_EV67) := -mcpu=ev67
27 # If GENERIC, make sure to turn off any instruction set extensions that
28 # the host compiler might have on by default. Given that EV4 and EV5
29 # have the same instruction set, prefer EV5 because an EV5 schedule is
30 # more likely to keep an EV4 processor busy than vice-versa.
31 cpuflags-$(CONFIG_ALPHA_GENERIC) := -mcpu=ev5
33 cflags-y += $(cpuflags-y)
36 # For TSUNAMI, we must have the assembler not emulate our instructions.
37 # The same is true for IRONGATE, POLARIS, PYXIS.
38 # BWX is most important, but we don't really want any emulation ever.
39 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
41 head-y := arch/alpha/kernel/head.o
43 core-y += arch/alpha/kernel/ arch/alpha/mm/
44 core-$(CONFIG_MATHEMU) += arch/alpha/math-emu/
45 drivers-$(CONFIG_OPROFILE) += arch/alpha/oprofile/
46 libs-y += arch/alpha/lib/
48 # export what is needed by arch/alpha/boot/Makefile
49 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))
52 boot := arch/alpha/boot
54 #Default target when executing make with no arguments
55 all boot: $(boot)/vmlinux.gz
57 $(boot)/vmlinux.gz: vmlinux
58 $(Q)$(MAKE) $(build)=$(boot) $@
60 bootimage bootpfile bootpzfile: vmlinux
61 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
64 $(Q)$(MAKE) $(clean)=$(boot)
67 $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all
70 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)'
71 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)'
72 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)'
73 echo ' bootpzfile - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)'