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1da177e4 LT |
1 | # $Id: Makefile,v 1.52 2002/02/09 19:49:31 davem Exp $ |
2 | # sparc64/Makefile | |
3 | # | |
4 | # Makefile for the architecture dependent flags and dependencies on the | |
5 | # 64-bit Sparc. | |
6 | # | |
7 | # Copyright (C) 1996,1998 David S. Miller (davem@caip.rutgers.edu) | |
8 | # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) | |
9 | # | |
10 | ||
11 | CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -m64 | |
12 | ||
13 | CPPFLAGS_vmlinux.lds += -Usparc | |
14 | ||
15 | CC := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo $(CC); else echo sparc64-linux-gcc; fi ) | |
16 | ||
17 | NEW_GCC := $(call cc-option-yn, -m64 -mcmodel=medlow) | |
18 | NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi) | |
19 | UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; ) | |
1da177e4 | 20 | |
1da177e4 LT |
21 | ifneq ($(NEW_GAS),y) |
22 | AS = sparc64-linux-as | |
23 | LD = sparc64-linux-ld | |
24 | NM = sparc64-linux-nm | |
25 | AR = sparc64-linux-ar | |
26 | RANLIB = sparc64-linux-ranlib | |
27 | else | |
28 | AS := $(AS) -64 | |
29 | LDFLAGS := -m elf64_sparc | |
30 | endif | |
31 | ||
32 | ifneq ($(UNDECLARED_REGS),y) | |
33 | CC_UNDECL = | |
34 | else | |
35 | CC_UNDECL = -Wa,--undeclared-regs | |
36 | AS := $(AS) --undeclared-regs | |
37 | endif | |
38 | ||
39 | ifneq ($(NEW_GCC),y) | |
a0f97e06 | 40 | KBUILD_CFLAGS += -pipe -mno-fpu -mtune=ultrasparc -mmedlow \ |
1da177e4 LT |
41 | -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare |
42 | else | |
a0f97e06 | 43 | KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \ |
1da177e4 LT |
44 | -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \ |
45 | $(CC_UNDECL) | |
222d394d | 46 | KBUILD_AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL) |
1da177e4 LT |
47 | endif |
48 | ||
1da177e4 | 49 | ifeq ($(CONFIG_MCOUNT),y) |
a0f97e06 | 50 | KBUILD_CFLAGS += -pg |
1da177e4 LT |
51 | endif |
52 | ||
53 | head-y := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o | |
54 | ||
55 | core-y += arch/sparc64/kernel/ arch/sparc64/mm/ | |
56 | core-$(CONFIG_SOLARIS_EMUL) += arch/sparc64/solaris/ | |
57 | core-y += arch/sparc64/math-emu/ | |
58 | libs-y += arch/sparc64/prom/ arch/sparc64/lib/ | |
1da177e4 LT |
59 | drivers-$(CONFIG_OPROFILE) += arch/sparc64/oprofile/ |
60 | ||
61 | boot := arch/sparc64/boot | |
62 | ||
63 | image tftpboot.img vmlinux.aout: vmlinux | |
64 | $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ | |
65 | ||
66 | archclean: | |
67 | $(Q)$(MAKE) $(clean)=$(boot) | |
68 | ||
69 | define archhelp | |
70 | echo '* vmlinux - Standard sparc64 kernel' | |
71 | echo ' vmlinux.aout - a.out kernel for sparc64' | |
72 | echo ' tftpboot.img - Image prepared for tftp' | |
73 | endef | |
74 |