# Copyright (c) 1995, 1996 Cygnus Support
#
# The authors hereby grant permission to use, copy, modify, distribute,
# and license this software and its documentation for any purpose, provided
# that existing copyright notices are retained in all copies and that this
# notice is included verbatim in any distributions. No written agreement,
# license, or royalty fee is required for any of the authorized uses.
# Modifications to this software may be copyrighted by their authors
# and need not follow the licensing terms described here, provided that
# the new terms are clearly indicated on the first page of each file where
# they apply.
#
# This currently works with Motorola's MVME135 and IDP m68k based
# target boards.
#

VPATH = @srcdir@
srcdir = @srcdir@
objdir = .
srcroot = $(srcdir)/../..
objroot = $(objdir)/../..

prefix = @prefix@
exec_prefix = @exec_prefix@

host_alias = @host_alias@
target_alias = @target_alias@
program_transform_name = @program_transform_name@

bindir = @bindir@
libdir = @libdir@
tooldir = $(exec_prefix)/$(target_alias)

# Multilib support variables.
# TOP is used instead of MULTI{BUILD,SRC}TOP.
MULTIDIRS =
MULTISUBDIR =
MULTIDO = true
MULTICLEAN = true

INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@

SHELL =	/bin/sh

CC = @CC@

AS = @AS@
AR = @AR@
LD = @LD@
RANLIB = @RANLIB@
AR_FLAGS = qv

OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
	then echo ${objroot}/../binutils/objdump ; \
	else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
	then echo ${objroot}/../binutils/objcopy ; \
	else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`

SCRIPTS = mvme162 mvme135 idp bcc

OBJS =  close.o fstat.o getpid.o isatty.o kill.o \
	lseek.o open.o print.o putnum.o read.o sbrk.o stat.o \
	unlink.o write.o

CFLAGS = -g
# ARFLAGS = rv

CRT0 = crt0.o
#
# here's all the MVME135 target stuff
#
MVME_LDFLAGS=	-L${srcdir} -Tmvme135.ld
MVME135_BSP=	libmvme135.a
MVME162_BSP=	libmvme162.a
#MVME135_OBJS=	mvme.o
#MVME162_OBJS=	mvme.o
# Uncomment the last two objects if you want to use the GDB stub. 
# The stub is included "as is", and will likely take some hacking
# to work on your system.
MVME135_OBJS=	cpu32bug.o # mvme-stub.o mvme135-asm.o
MVME162_OBJS=	cpu32bug.o # mvme-stub.o mvme162lx-asm.o


#
# here's all the BCC target stuff
#
BCC_LDFLAGS=	-L${srcdir} -Tbcc.ld
BCC_BSP=	libbcc.a
BCC_OBJS=	cpu32bug.o

#
# here's all the IDP target stuff
#
IDP_LDFLAGS=	-L${srcdir} -Tidp.ld
IDP_BSP=	libidp.a
IDP_OBJS=	leds.o idp-inbyte.o idp-outbyte.o mc68ec.o

#
# here's all the DBUG target stuff
#
DBUG_BSP=	libdbug.a
DBUG_OBJS=	dbug-exit.o dbug-inbyte.o dbug-outbyte.o

# Host specific makefile fragment comes in here.
@host_makefile_frag@

#
# build a test program for each target board. Just trying to get
# it to link is a good test, so we ignore all the errors for now.
#
all: ${CRT0} ${BCC_BSP} ${IDP_BSP} ${MVME135_BSP} ${MVME162_BSP} ${DBUG_BSP}

#
# here's where we build the board support packages for each target
#
${BCC_BSP}: $(OBJS) ${BCC_OBJS}
	${AR} ${ARFLAGS} $@ $(OBJS) ${BCC_OBJS}
	${RANLIB} $@

${IDP_BSP}: $(OBJS) ${IDP_OBJS}
	${AR} ${ARFLAGS} $@ $(OBJS) ${IDP_OBJS}
	${RANLIB} $@

${DBUG_BSP}: $(OBJS) ${DBUG_OBJS}
	${AR} ${ARFLAGS} $@ $(OBJS) ${DBUG_OBJS}
	${RANLIB} $@

${MVME135_BSP}: $(OBJS) ${MVME135_OBJS}
	${AR} ${ARFLAGS} $@ $(OBJS) ${MVME135_OBJS}
	${RANLIB} $@

${MVME162_BSP}: $(OBJS) ${MVME162_OBJS}
	${AR} ${ARFLAGS} $@ $(OBJS) ${MVME162_OBJS}
	${RANLIB} $@

leds.o: ${srcdir}/leds.c
	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<

idp-inbyte.o: ${srcdir}/idp-inbyte.c
	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<

idp-outbyte.o: ${srcdir}/idp-outbyte.c
	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<

mc68ec.o: ${srcdir}/mc68ec.c
	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -c $<

test.o: ${srcdir}/test.c

#
# Make a simple test case to test the linker script, startup code, and
# I/O code
#
test: $(OBJS) idp-test.srec mvme135-test.srec bcc-test.srec \
	idp-test.dis mvme135-test.dis bcc-test.dis
	@echo Done...

# compile a fully linked binary. The -N option is for a.out, so the
# base address will be zero, rather than the default of 0x2020. The
# -Wl,-T*.ld is for the linker script. By using -Wl, the linker script
# is put on the proper place in the comand line for ld, and all the
# symbols will get fully resolved.

idp-test.x: test.o ${CRT0} Makefile ${IDP_BSP}
	${CC} $(CFLAGS_FOR_TARGET) -L${srcdir} -L${objdir} \
	test.o -o $@ $(LDFLAGS_FOR_TARGET) -N -Wl,-Tidp.ld
idp-test.srec: idp-test.x
	$(OBJCOPY) -O srec idp-test.x $@
idp-test.dis: idp-test.x
	@rm -fr idp-test.dis
	$(OBJDUMP) -d idp-test.x > $@
idp-test: idp-test.srec idp-test.dis

mvme135-test.x: test.o ${CRT0} ${srcdir}/mvme135.ld Makefile  ${MVME135_BSP}
	${CC} -L${srcdir} -L${objdir} test.o -o $@ $(LDFLAGS_FOR_TARGET) \
	-N -Wl,-Tmvme135.ld -nostdlib
mvme135-test.srec: mvme135-test.x
	$(OBJCOPY) -O srec mvme135-test.x $@
mvme135-test.dis: mvme135-test.x
	@rm -fr mvme135-test.dis
	$(OBJDUMP) -d mvme135-test.x > $@
mvme135-test: mvme135-test.srec mvme135-test.dis

mvme162-test.x: test.o ${CRT0} ${srcdir}/mvme162.ld Makefile  ${MVME162_BSP}
	${CC} -L${srcdir} -L${objdir} test.o -o $@ $(LDFLAGS_FOR_TARGET) \
	-N -Wl,-Tmvme162.ld -nostdlib
mvme162-test.srec: mvme162-test.x
	$(OBJCOPY) -O srec mvme162-test.x $@
mvme162-test.dis: mvme162-test.x
	@rm -fr mvme162-test.dis
	$(OBJDUMP) -d mvme162-test.x > $@
mvme162-test: mvme162-test.srec mvme162-test.dis

bcc-test.x: test.o ${CRT0} ${srcdir}/bcc.ld Makefile  ${BCC_BSP}
	${CC} -L${srcdir} -L${objdir} test.o -o $@ $(LDFLAGS_FOR_TARGET) \
	-N -Wl,-Tbcc.ld -nostdlib
bcc-test.srec: bcc-test.x
	$(OBJCOPY) -O srec bcc-test.x $@
bcc-test.dis: bcc-test.x
	@rm -fr bcc-test.dis
	$(OBJDUMP) -d bcc-test.x > $@
bcc-test: bcc-test.srec bcc-test.dis

# a C++ test case
dtor.o:  $(srcdir)/dtor.C
	$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -o $@ -c $<
dtor.dis: dtor.x
	@rm -fr dtor.dis
	$(OBJDUMP) -d dtor.x > $@
dtor.x: dtor.o ${CRT0} ${srcdir}/mvme135.ld Makefile  ${MVME135_BSP}
	${CC} -L${srcdir} -L${objdir} dtor.o -o $@ $(LIBS_FOR_TARGET) \
	-N -Wl,-Tmvme135.ld -nostdlib


.PHONY: install info dvi doc install-info clean-info
install:
	$(INSTALL_PROGRAM) $(CRT0) $(tooldir)/lib${MULTISUBDIR}/$(CRT0)
	# install BCC stuff
	$(INSTALL_PROGRAM) $(BCC_BSP) $(tooldir)/lib${MULTISUBDIR}/$(BCC_BSP)
	$(INSTALL_DATA) ${srcdir}/bcc.ld $(tooldir)/lib${MULTISUBDIR}/bcc.ld
	# install IDP stuff
	$(INSTALL_PROGRAM) $(IDP_BSP) $(tooldir)/lib${MULTISUBDIR}/$(IDP_BSP)
	$(INSTALL_DATA) ${srcdir}/idp.ld $(tooldir)/lib${MULTISUBDIR}/idp.ld
	# install MVME135 stuff
	$(INSTALL_PROGRAM) $(MVME135_BSP) $(tooldir)/lib${MULTISUBDIR}/$(MVME135_BSP)
	$(INSTALL_DATA) ${srcdir}/mvme135.ld $(tooldir)/lib${MULTISUBDIR}/mvme135.ld
	# install MVME162lx stuff
	$(INSTALL_PROGRAM) $(MVME162_BSP) $(tooldir)/lib${MULTISUBDIR}/$(MVME162_BSP)
	$(INSTALL_DATA) ${srcdir}/mvme162.ld $(tooldir)/lib${MULTISUBDIR}/mvme162.ld
	# install DBUG stuff
	$(INSTALL_PROGRAM) $(DBUG_BSP) $(tooldir)/lib${MULTISUBDIR}/$(DBUG_BSP)
	$(INSTALL_DATA) ${srcdir}/sbc5204.ld $(tooldir)/lib${MULTISUBDIR}/sbc5204.ld
	$(INSTALL_DATA) ${srcdir}/sbc5206.ld $(tooldir)/lib${MULTISUBDIR}/sbc5206.ld

# target specific makefile fragment comes in here.
@target_makefile_frag@

clean mostlyclean:
	rm -f a.out core *.i *~ *.a *.o *-test *.srec *.dis *.x *.map

distclean maintainer-clean realclean: clean
	rm -f Makefile config.cache config.log config.status

info dvi doc:
install-info:
clean-info:

Makefile: Makefile.in config.status @host_makefile_frag_path@ @target_makefile_frag_path@
	$(SHELL) config.status

config.status: configure
	$(SHELL) config.status --recheck
