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