Common Alpha loader Makefile, omitted accidentally from the previous set

of commits.

sys/boot/alpha/common/Makefile.common

@@ -0,0 +1,83 @@
+# $FreeBSD$
+#
+# Common Alpha loader build rules
+
+.PATH:		${.CURDIR}/../common
+
+# Alpha-specific bootstrap sources
+SRCS+=		main.c conf.c
+
+# 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+=	vers.c vers.o gensetdefs.o gensetdefs setdef0.o setdef1.o \
+		setdefs.h start.o
+CLEANFILES+=	${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} ${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 ${LIBSTAND} ${LIBALPHA} ${LIBSTAND} >${.OBJDIR}/${BASE}.list
+
+${BASE}.help: help.common help.alpha
+	cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}
+
+.ifdef INSTALL_HELP
+beforeinstall:
+.if exists(${.OBJDIR}/loader.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
+
+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>
+
+setdefs.h: gensetdefs ${OBJS}
+	@echo Generating linker sets
+	@./gensetdefs ${OBJS} >setdefs.h
+
+gensetdefs: gensetdefs.o
+	${CC} -static gensetdefs.o -o $@
+
+gensetdefs.o: gensetdefs.c
+	${CC} -c $<
+
+beforedepend ${OBJS}: machine