Index: distrib/sparc64/xminiroot/Makefile
===================================================================
RCS file: /cvsroot/src/distrib/sparc64/xminiroot/Makefile,v
retrieving revision 1.30
diff -u -r1.30 Makefile
--- distrib/sparc64/xminiroot/Makefile	27 Jan 2014 08:18:07 -0000	1.30
+++ distrib/sparc64/xminiroot/Makefile	25 May 2014 19:17:44 -0000
@@ -7,9 +7,19 @@
 
 .include "${.CURDIR}/../instfs/Makefile.instfs"
 IMAGE=			miniroot.fs
-IMAGESIZE=	12m
-IMAGEPOSTBUILD=		${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${IMAGE} \
-			    ${DESTDIR}/usr/mdec/bootblk
+IMAGESIZE=	12582912
+NUMSECTORSPERCYL=	1024
+NUMSECTORS=	$$(($$((${IMAGESIZE} + 511)) / 512))
+NUMCYLS=	$$(($$((${NUMSECTORS} + $$((${NUMSECTORSPERCYL} - 1)))) / ${NUMSECTORSPERCYL}))
+SECTORS=	$$((${NUMCYLS} * ${NUMSECTORSPERCYL}))
+IMAGEPOSTBUILD=	\
+	${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${IMAGE} \
+		${DESTDIR}/usr/mdec/bootblk && \
+	echo "Creating disklabel" && \
+	printf 'V nsect %d\nV nhead 1\nV rpm 7200\nV pcyl %d\nV ncyl %d\na 0 %d\nc 0 %d\nd 0 %d\nW\nPP\n' \
+		${NUMSECTORSPERCYL} ${NUMCYLS} ${NUMCYLS} ${SECTORS} ${SECTORS} ${SECTORS} | \
+	${TOOL_SUNLABEL} -nq ${IMAGE}
+
 IMAGE_RELEASEDIR=	installation/miniroot
 
 CRUNCHBINDIR!=		cd ${INSTFSDIR} && ${PRINTOBJDIR}