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#

# alpha/Makefile

#

# This file is subject to the terms and conditions of the GNU General Public

# License.  See the file "COPYING" in the main directory of this archive

# for more details.

#

# Copyright (C) 1994 by Linus Torvalds

#

NM := nm -B

ifdef CONFIG_CROSSCOMPILE

# enable this for linking under OSF/1:

LINKFLAGS = -non_shared -T 0xfffffc0000310000 -N

else

 elf=$(shell if $(LD) --help | grep elf64alpha >/dev/null; then echo yes; fi)

 ifeq ($(elf),yes)

   LINKFLAGS = -static -Ttext 0xfffffc0000310000 -N

 else

   LINKFLAGS = -static -T arch/alpha/vmlinux.lds -N

 endif

# GNU gcc/cc1/as can use pipes instead of temporary files

CFLAGS := $(CFLAGS) -pipe

endif

CFLAGS := $(CFLAGS) -mno-fp-regs

# determine if we can use the BWX instructions with GAS

dummy:=$(shell rm -f /tmp/GAS_VER)

#$(shell $(AS) --version >& /tmp/GAS_VER)

dummy:=$(shell $(AS) --version > /tmp/GAS_VER 2>&1)

OLD_GAS := $(shell if cat /tmp/GAS_VER | grep 'version 2.7' > /dev/null; then echo yes; else echo no; fi)

ifneq ($(OLD_GAS),yes)

 CFLAGS := $(CFLAGS) -Wa,-m21164a -DBWX_USABLE

# if PYXIS, then enable use of BWIO space

 ifeq ($(CONFIG_ALPHA_PYXIS),y)

  CFLAGS := $(CFLAGS) -DBWIO_ENABLED

 endif

endif

HEAD := arch/alpha/kernel/head.o

SUBDIRS := $(SUBDIRS) arch/alpha/kernel arch/alpha/mm arch/alpha/lib \

        arch/alpha/math-emu

ARCHIVES := arch/alpha/kernel/kernel.o arch/alpha/mm/mm.o $(ARCHIVES)

LIBS := $(TOPDIR)/arch/alpha/math-emu/math-emu.a \

        $(TOPDIR)/arch/alpha/lib/lib.a $(LIBS) $(TOPDIR)/arch/alpha/lib/lib.a

MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot

rawboot:

        @$(MAKEBOOT) rawboot

#

# my boot writes directly to a specific disk partition, I doubt most

# people will want to do that without changes..

#

msb my-special-boot:

        @$(MAKEBOOT) msb

bootimage:

        @$(MAKEBOOT) bootimage

srmboot:

        @$(MAKEBOOT) srmboot

archclean:

        @$(MAKEBOOT) clean

archdep:

        @$(MAKEBOOT) dep

bootpfile:

        @$(MAKEBOOT) bootpfile