[src/trunk]: src/distrib/sparc64/xminiroot Ensure a disklabel is present sinc...

[palle <palle%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eb03bc89b66a
branches:  trunk
changeset: 329513:eb03bc89b66a
user:      palle <palle%NetBSD.org@localhost>
date:      Tue May 27 19:04:29 2014 +0000

description:
Ensure a disklabel is present since sun4v OpenBoot requires a valid disklabel in the disk file image. With this change the miniroot.fs can be used as a virtual disk when using sun4v LDOMs. OK martin@

diffstat:

 distrib/sparc64/xminiroot/Makefile |  19 ++++++++++++++-----
 1 files changed, 14 insertions(+), 5 deletions(-)

diffs (33 lines):

diff -r 2916e0f269e7 -r eb03bc89b66a distrib/sparc64/xminiroot/Makefile
--- a/distrib/sparc64/xminiroot/Makefile        Tue May 27 17:12:22 2014 +0000
+++ b/distrib/sparc64/xminiroot/Makefile        Tue May 27 19:04:29 2014 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile,v 1.30 2014/01/27 08:18:07 apb Exp $
+#      $NetBSD: Makefile,v 1.31 2014/05/27 19:04:29 palle Exp $
 
 .include <bsd.own.mk>
 .include "${NETBSDSRCDIR}/distrib/common/Makefile.distrib"
@@ -6,10 +6,19 @@
 .include <bsd.kernobj.mk>
 
 .include "${.CURDIR}/../instfs/Makefile.instfs"
-IMAGE=                 miniroot.fs
-IMAGESIZE=     12m
-IMAGEPOSTBUILD=                ${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${IMAGE} \
-                           ${DESTDIR}/usr/mdec/bootblk
+IMAGE=         miniroot.fs
+NUMCYLS=       12      # size of image in MB, tune this if we need more space
+SECSPERCYL=    2048
+CYLSIZE=       $$(( ${SECSPERCYL} * 512 ))
+IMAGESIZE=     $$(( ${NUMCYLS} * ${CYLSIZE} ))
+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/0/0\nc 0 %d/0/0\nd 0 %d/0/0\nW\nL\nP\n' \
+               ${SECSPERCYL} ${NUMCYLS} ${NUMCYLS} ${NUMCYLS} ${NUMCYLS} ${NUMCYLS} | \
+       ${TOOL_SUNLABEL} -nq ${IMAGE}
+
 IMAGE_RELEASEDIR=      installation/miniroot
 
 CRUNCHBINDIR!=         cd ${INSTFSDIR} && ${PRINTOBJDIR}