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| author | Warner Losh <imp@FreeBSD.org> | 2014-03-14 19:46:32 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2014-03-14 19:46:32 +0000 |
| commit | 0bf5403204de2d0aa59616660dabe1ef23371f2d (patch) | |
| tree | d6492a21c45579ff118cf28add2db2e92aaf1ea6 /tools/tools/nanobsd/nanobsd.sh | |
| parent | 54d2d0eb5dae74dc0862548d8711f11808f17332 (diff) | |
| download | src-0bf5403204de2d0aa59616660dabe1ef23371f2d.tar.gz src-0bf5403204de2d0aa59616660dabe1ef23371f2d.zip | |
When NANO_IMAGE_MBRONLY is set, and we're backing via swap, only copy
the MBR.
PR: 136889
Submitted by: Aragon Gouveia
Notes
Notes:
svn path=/head/; revision=263188
Diffstat (limited to 'tools/tools/nanobsd/nanobsd.sh')
| -rw-r--r-- | tools/tools/nanobsd/nanobsd.sh | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/tools/nanobsd/nanobsd.sh b/tools/tools/nanobsd/nanobsd.sh index ed68f05585d0..422d17b9d982 100644 --- a/tools/tools/nanobsd/nanobsd.sh +++ b/tools/tools/nanobsd/nanobsd.sh @@ -136,6 +136,9 @@ NANO_BOOT2CFG="-h" # Can be "file" or "swap" NANO_MD_BACKING="file" +# for swap type md(4) backing, write out the mbr only +NANO_IMAGE_MBRONLY=true + # Progress Print level PPLEVEL=3 @@ -573,6 +576,14 @@ create_i386_diskimage ( ) ( fi if [ "${NANO_MD_BACKING}" = "swap" ] ; then + if [ ${NANO_IMAGE_MBRONLY} ]; then + echo "Writing out _.disk.mbr..." + dd if=/dev/${MD} of=${NANO_DISKIMGDIR}/_.disk.mbr bs=512 count=1 + else + echo "Writing out ${NANO_IMGNAME}..." + dd if=/dev/${MD} of=${IMG} bs=64k + fi + echo "Writing out ${NANO_IMGNAME}..." dd conv=sparse if=/dev/${MD} of=${IMG} bs=64k fi |