Switch to ustarfs-based boot floppy.

Mostly from distrib/i386/floppies/common/Makefile.bootfloppy.

XXX Makefile for multi-volume fdset is not yet. (see Makefile.fdset for i386)

distrib/macppc/floppies/bootfloppy/Makefile

@@ -1,51 +1,93 @@
-#	$NetBSD: Makefile,v 1.15 2001/11/20 05:44:47 jmc Exp $
+#	$NetBSD: Makefile,v 1.16 2002/03/30 07:45:33 tsutsui Exp $
+
+.include <bsd.own.mk>
+.include <bsd.kernobj.mk>
 
 TOP=		${.CURDIR}/..
 
 .include "${TOP}/Makefile.inc"
-.include <bsd.own.mk>
-.include <bsd.kernobj.mk>
 
 IMAGE=		boot.fs
-
-MOUNT_POINT?=	/mnt
-VND?=		vnd0
-VND_DEV=	/dev/${VND}a
-VND_RDEV=	/dev/r${VND}a
-VND_RDEVC=	/dev/r${VND}c
-FD?=		fd0
-FD_RDEV=	/dev/r${FD}a
+DISKSIZE=	2880
+FSTMP=		ustar.tmp
 MDEC=		${DESTDIR}/usr/mdec
+BOOT=		ofwboot
 
 KERNDIR!=	cd ${.CURDIR}/../md-kernel && ${PRINTOBJDIR}
+KERN=		${KERNDIR}/netbsd.INSTALL.gz
+
+CLEANFILES+=	netbsd ${BOOT} ${FSTMP}
+
 
 DISKTYPE=	floppy
 
-realall:
-	dd if=/dev/zero of=${IMAGE} bs=1440k count=1
-	vnconfig -t ${DISKTYPE} -v -c ${VND} ${IMAGE}
-	disklabel -f ${DESTDIR}/etc/disktab -rw ${VND} ${DISKTYPE}
-	newfs -B be -m 0 -o space -i 65536 -c 80 -f 512 -b 4096 ${VND_RDEV}
-	mount ${VND_DEV} ${MOUNT_POINT}
-	cp ${MDEC}/ofwboot ${MOUNT_POINT}/boot
-	cp ${KERNDIR}/netbsd.INSTALL.gz ${MOUNT_POINT}/netbsd
-	@echo ""
-	@df -i ${MOUNT_POINT}
-	@echo ""
+realall: netbsd ${BOOT}
+	${PAX} -wvf ${FSTMP} ${BOOT} netbsd
+	@echo
+	@echo Making disk number one
+	rm -rf empty
+	mkdir -m 755 empty
+	${MAKEFS} -s ${DISKSIZE}b ${IMAGE}.tmp empty
+	dd bs=8k seek=1 count=$$((${DISKSIZE} / 16 - 1)) \
+	    if=${FSTMP} of=${IMAGE}.tmp
 	@echo "installing new bootblocks"
-	sync
-	${MDEC}/installboot -v ${MOUNT_POINT}/boot ${MDEC}/bootxx ${VND_RDEVC}
-	umount ${MOUNT_POINT}
-	vnconfig -u ${VND}
+	${MDEC}/installboot -v -b 17 ${BOOT} ${MDEC}/bootxx ${IMAGE}.tmp
+	@ls -l ${FSTMP} | (read mode links uid gid size junk; \
+		dksize=$$((${DISKSIZE} * 512 - 8 * 1024)); \
+		disks=$$(($$size / $$dksize + 1)); \
+		if test $$size -gt $$dksize; then \
+			bytes=$$(($$size - $$dksize)); \
+			echo "Image is $$bytes ($$(($$bytes / 1024))K) too big\
+				to fit on one disk."; \
+			exit 1; \
+		else \
+			dd seek=$$(($${size} / 512 + 15)) count=1 \
+				if=/dev/zero of=${IMAGE}.tmp; \
+		fi; \
+		echo; \
+		bytes=$$(($$dksize * $$disks - $$size)); \
+		if test "${PAD}" = "yes"; then \
+			size=$$(($$size + 8 * 1024)); \
+			echo "Padding image with $$bytes bytes from $$size"; \
+			sectors=$$(($$bytes / 512)); \
+			ssize=$$(($$size / 512)); \
+			dd if=/dev/zero bs=512 seek=$${ssize} of=${IMAGE}.tmp \
+				count=$${sectors}; \
+		else \
+			echo "There are $$bytes ($$(($$bytes / 1024))K) bytes\
+				free on disk $$disks."; \
+		fi; \
+	)
+	mv -f ${IMAGE}.tmp ${IMAGE}
 
-unconfig:
-	-umount -f ${MOUNT_POINT}
-	-vnconfig -u ${VND}
+# Let the kernel on the diskette be called "netbsd" although
+# it is compressed.  This is because the boot code will search
+# for "netbsd" first, and calling it "netbsd" instead of "netbsd.gz"
+# we avoid scanning all the diskettes before reading the file.
+
+netbsd: ${KERN}
+	rm -f netbsd
+	cp ${KERN} netbsd
+
+# This is "cheating", just so that we have the available
+# space at the start of the tar file.  Installboot will overwrite
+# the start of the bootcode with the tail end of the "real", aligned
+# second-stage boot loader when it is run (which is quite a bit shorter
+# than the entire ${BOOTCODE} file, even when symbols are removed.
+# (the first 15*512 bytes are put into the first 8K filesystem block,
+# around the disklabel)
+
+${BOOT}: ${MDEC}/${BOOT}
+	rm -f ${BOOT}
+	cp ${MDEC}/${BOOT} ${BOOT}
+
+release: check_RELEASEDIR
+	-mkdir -p ${RELEASEDIR}/installation/floppy
+	cp -p ${IMAGE} ${RELEASEDIR}/installation/floppy
 
 clean cleandir distclean:
-	rm -f *.core ${IMAGE}
-
-real-floppy:
-	dd if=${IMAGE} of=${FD_RDEV} bs=45k
+	rm -f *.core ${CLEANFILES} ${IMAGE} ${IMAGE}.tmp
+	rm -rf empty
 
 .include <bsd.obj.mk>
+.include <bsd.subdir.mk>