1 # 1 #
2 # alpha/Makefile 2 # alpha/Makefile
3 # 3 #
4 # This file is subject to the terms and condit 4 # This file is subject to the terms and conditions of the GNU General Public
5 # License. See the file "COPYING" in the main 5 # License. See the file "COPYING" in the main directory of this archive
6 # for more details. 6 # for more details.
7 # 7 #
8 # Copyright (C) 1994 by Linus Torvalds 8 # Copyright (C) 1994 by Linus Torvalds
9 # 9 #
10 10
>> 11 KBUILD_DEFCONFIG := defconfig
>> 12
11 NM := $(NM) -B 13 NM := $(NM) -B
12 14
13 LDFLAGS_vmlinux := -static -N #-relax 15 LDFLAGS_vmlinux := -static -N #-relax
14 CHECKFLAGS += -D__alpha__ 16 CHECKFLAGS += -D__alpha__
15 cflags-y := -pipe -mno-fp-regs -ffixed- 17 cflags-y := -pipe -mno-fp-regs -ffixed-8
16 cflags-y += $(call cc-option, -fno-jump 18 cflags-y += $(call cc-option, -fno-jump-tables)
17 19
>> 20 cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
>> 21 cpuflags-$(CONFIG_ALPHA_EV5) := -mcpu=ev5
18 cpuflags-$(CONFIG_ALPHA_EV56) := -mc 22 cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56
19 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mc 23 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56
20 cpuflags-$(CONFIG_ALPHA_SX164) := -mc 24 cpuflags-$(CONFIG_ALPHA_SX164) := -mcpu=pca56
21 cpuflags-$(CONFIG_ALPHA_EV6) := -mc 25 cpuflags-$(CONFIG_ALPHA_EV6) := -mcpu=ev6
22 cpuflags-$(CONFIG_ALPHA_EV67) := -mc 26 cpuflags-$(CONFIG_ALPHA_EV67) := -mcpu=ev67
23 # If GENERIC, make sure to turn off any instru 27 # If GENERIC, make sure to turn off any instruction set extensions that
24 # the host compiler might have on by default. !! 28 # the host compiler might have on by default. Given that EV4 and EV5
25 cpuflags-$(CONFIG_ALPHA_GENERIC) := -mc !! 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
26 32
27 cflags-y += $(c 33 cflags-y += $(cpuflags-y)
28 34
29 35
30 # For TSUNAMI, we must have the assembler not 36 # For TSUNAMI, we must have the assembler not emulate our instructions.
31 # The same is true for IRONGATE, POLARIS, PYXI 37 # The same is true for IRONGATE, POLARIS, PYXIS.
32 # BWX is most important, but we don't really w 38 # BWX is most important, but we don't really want any emulation ever.
33 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6 39 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
34 40
>> 41 head-y := arch/alpha/kernel/head.o
>> 42
>> 43 core-y += arch/alpha/kernel/ arch/alpha/mm/
>> 44 core-$(CONFIG_MATHEMU) += arch/alpha/math-emu/
>> 45 drivers-$(CONFIG_OPROFILE) += arch/alpha/oprofile/
35 libs-y += arch/alpha/ 46 libs-y += arch/alpha/lib/
36 47
37 # export what is needed by arch/alpha/boot/Mak 48 # export what is needed by arch/alpha/boot/Makefile
38 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y)) 49 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y))
39 export LIBS_Y 50 export LIBS_Y
40 51
41 boot := arch/alpha/boot 52 boot := arch/alpha/boot
42 53
43 #Default target when executing make with no ar 54 #Default target when executing make with no arguments
44 all boot: $(boot)/vmlinux.gz 55 all boot: $(boot)/vmlinux.gz
45 56
46 $(boot)/vmlinux.gz: vmlinux 57 $(boot)/vmlinux.gz: vmlinux
47 $(Q)$(MAKE) $(build)=$(boot) $@ 58 $(Q)$(MAKE) $(build)=$(boot) $@
48 59
49 bootimage bootpfile bootpzfile: vmlinux 60 bootimage bootpfile bootpzfile: vmlinux
50 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 61 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
>> 62
>> 63 archclean:
>> 64 $(Q)$(MAKE) $(clean)=$(boot)
51 65
52 archheaders: 66 archheaders:
53 $(Q)$(MAKE) $(build)=arch/alpha/kernel 67 $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all
54 68
55 define archhelp 69 define archhelp
56 echo '* boot - Compressed kernel im 70 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)'
57 echo ' bootimage - SRM bootable image ( 71 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)'
58 echo ' bootpfile - BOOTP bootable image 72 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)'
59 echo ' bootpzfile - compressed kernel BO 73 echo ' bootpzfile - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)'
60 endef 74 endef
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