1 # $Id: Makefile,v 1.52 2002/02/09 19:49:31 davem Exp $
4 # Makefile for the architecture dependent flags and dependencies on the
7 # Copyright (C) 1996,1998 David S. Miller (davem@caip.rutgers.edu)
8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
11 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -m64
13 CPPFLAGS_vmlinux.lds += -Usparc
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 )
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 $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
26 RANLIB = sparc64-linux-ranlib
29 LDFLAGS := -m elf64_sparc
32 ifneq ($(UNDECLARED_REGS),y)
35 CC_UNDECL = -Wa,--undeclared-regs
36 AS := $(AS) --undeclared-regs
40 KBUILD_CFLAGS += -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
41 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
43 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
44 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
46 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
49 ifeq ($(CONFIG_MCOUNT),y)
53 head-y := arch/sparc64/kernel/head.o arch/sparc64/kernel/init_task.o
55 core-y += arch/sparc64/kernel/ arch/sparc64/mm/
56 core-$(CONFIG_SOLARIS_EMUL) += arch/sparc64/solaris/
57 core-y += arch/sparc64/math-emu/
58 libs-y += arch/sparc64/prom/ arch/sparc64/lib/
59 drivers-$(CONFIG_OPROFILE) += arch/sparc64/oprofile/
61 boot := arch/sparc64/boot
63 image tftpboot.img vmlinux.aout: vmlinux
64 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
67 $(Q)$(MAKE) $(clean)=$(boot)
70 echo '* vmlinux - Standard sparc64 kernel'
71 echo ' vmlinux.aout - a.out kernel for sparc64'
72 echo ' tftpboot.img - Image prepared for tftp'