# $FreeBSD$
#
# Common Alpha loader build rules

.PATH:		${.CURDIR}/../common

# Alpha-specific bootstrap sources
SRCS+=		main.c conf.c
.if ${BASE} == netboot
SRCS+=		dev_net.c
.endif

# Enable BootForth
BOOT_FORTH=	yes
CFLAGS+=	-I${.CURDIR}/../../ficl -I${.CURDIR}/../../ficl/alpha
CFLAGS+=	-DBOOT_FORTH
.if exists(${.OBJDIR}/../../ficl/libficl.a)
LIBFICL=	${.OBJDIR}/../../ficl/libficl.a
.else
LIBFICL=	${.CURDIR}/../../ficl/libficl.a
.endif

# Always add MI sources 
.PATH:		${.CURDIR}/../../common
.include	<${.CURDIR}/../../common/Makefile.inc>
CFLAGS+=	-mno-fp-regs
CFLAGS+=	-I${.CURDIR}/../../common -I${.CURDIR}
CFLAGS+=	-I${.CURDIR}/../../.. -I.
CFLAGS+=	-DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS} \
		-DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}

CLEANFILES+=	setdef0.c setdef0.o setdef1.c setdef1.o setdefs.h start.o \
		vers.c vers.o ${BASE} ${BASE}.sym ${BASE}.list

CFLAGS+=	-Wall

CFLAGS+=	-I${LIBSTANDDIR}
CFLAGS+=	-I${.CURDIR}/..
CRT=		start.o
STRIP=
BINDIR?=	/boot

all: ${BASE}

vers.o: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version
	sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT}
	${CC} -c vers.c

${BASE}: ${BASE}.sym ${BASE}.help
	objcopy -O binary ${BASE}.sym ${BASE}

${BASE}.sym: ${OBJS} ${LIBSTAND} ${LIBFICL} ${LIBALPHA} ${CRT} vers.o setdef0.o setdef1.o
	${LD} -o ${BASE}.sym -M -e start -N -Ttext ${LOAD_ADDRESS} \
	${CRT} setdef0.o ${OBJS} setdef1.o vers.o \
	-L${DESTDIR}${LIBDIR} ${LIBSTAND} ${LIBALPHA} ${LIBFICL} ${LIBSTAND} \
	>${.OBJDIR}/${BASE}.list

CLEANFILES+=	${BASE}.help
${BASE}.help: help.common help.alpha
	cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}

beforeinstall:
.if exists(${DESTDIR}/boot/${BASE})
	mv ${DESTDIR}/boot/${BASE} ${DESTDIR}/boot/${BASE}.old
.endif
.ifdef INSTALL_HELP
.if exists(${.OBJDIR}/${BASE}.help)
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.OBJDIR}/${BASE}.help ${DESTDIR}/boot
.else
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.CURDIR}/${BASE}.help ${DESTDIR}/boot
.endif
.endif
.if !exists(${DESTDIR}/boot/loader.rc)
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.CURDIR}/../../forth/loader.rc ${DESTDIR}/boot
.endif
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.CURDIR}/../../forth/loader.4th ${DESTDIR}/boot
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.CURDIR}/../../forth/support.4th ${DESTDIR}/boot
	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
		${.CURDIR}/../../forth/loader.conf ${DESTDIR}/boot/defaults


start.o:	${.CURDIR}/../libalpha/start.S
	${CC} -c ${CFLAGS} $<

setdef0.o: setdefs.h

setdef1.o: setdefs.h

machine:
	ln -sf ${.CURDIR}/../../../alpha/include machine

CLEANFILES+=	machine

.include <bsd.prog.mk>

.ORDER: setdefs.h setdef0.c setdef1.c
setdefs.h setdef0.c setdef1.c: ${OBJS}
	@echo Generating linker sets
	@gensetdefs ${OBJS}

beforedepend ${OBJS}: machine