Date: Sat, 12 Jun 2010 00:28:53 +0000 (UTC) From: Marius Strobl <marius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r209084 - stable/7/sbin/geom/class/part Message-ID: <201006120028.o5C0SrTO035692@svn.freebsd.org>
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Author: marius Date: Sat Jun 12 00:28:53 2010 New Revision: 209084 URL: http://svn.freebsd.org/changeset/base/209084 Log: MFC: r208778 - Mention that VTOC8 labels are found in Fujitsu SPARC64 machines as well. - Add information regarding VTOC8 bootrstrap code and how it's handled with r208777 in place. - Document the mapping of partition types to VTOC8 tags. - Add examples for VTOC8 to the respective section. - Eliminated hard sentence breaks. Reviewed by: marcel (slightly buggy version) Modified: stable/7/sbin/geom/class/part/gpart.8 Directory Properties: stable/7/sbin/geom/class/part/ (props changed) Modified: stable/7/sbin/geom/class/part/gpart.8 ============================================================================== --- stable/7/sbin/geom/class/part/gpart.8 Sat Jun 12 00:28:41 2010 (r209083) +++ stable/7/sbin/geom/class/part/gpart.8 Sat Jun 12 00:28:53 2010 (r209084) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd Nov 18, 2008 +.Dd June 3, 2010 .Dt GPART 8 .Os .Sh NAME @@ -53,7 +53,10 @@ found on PCs and used on many removable The GEOM_PART_PC98 option adds support for the MBR variant as used on NEC PC-98 computers. The GEOM_PART_VTOC8 option adds support for Sun's SMI VTOC8 label as -found on UltraSPARC-based computers. +found on computers based on +.Tn SPARC64 +and +.Tn UltraSPARC. .Pp Usage of the .Xr gpart 8 @@ -191,9 +194,15 @@ The .Fl p Ar partcode option specifies a file that contains the bootstrap code intended to be written to a partition. +For the VTOC8 scheme, it is a 8192 byte file of which the last 7680 bytes +are installed as bootstrap code. The partition is specified by the .Fl i Ar index option. +For the VTOC8 scheme, if the +.Fl i Ar index +option is omitted, the bootstrap code is written to all sufficiently large +partitions. The size of the file must be smaller than the size of the partition. .Pp Addition options include: @@ -362,20 +371,20 @@ A FreeBSD partition dedicated to bootstr The scheme-specific type is "!83bd6b9d-7f41-11dc-be0b-001560b84f0f" for GPT. .It freebsd-swap A FreeBSD partition dedicated to swap space. -The scheme-specific types are "!FreeBSD-swap" for APM, and -"!516e7cb5-6ecf-11d6-8ff8-00022d09712b" for GPT. +The scheme-specific types are "!FreeBSD-swap" for APM, +"!516e7cb5-6ecf-11d6-8ff8-00022d09712b" for GPT, and tag 0x0901 for VTOC8. .It freebsd-ufs A FreeBSD partition that contains a UFS or UFS2 file system. -the scheme-specific types are "!FreeBSD-UFS" for APM, and -"!516e7cb6-6ecf-11d6-8ff8-00022d09712b" for GPT. +the scheme-specific types are "!FreeBSD-UFS" for APM, +"!516e7cb6-6ecf-11d6-8ff8-00022d09712b" for GPT, and tag 0x0902 for VTOC8. .It freebsd-vinum A FreeBSD partition that contains a Vinum volume. -The scheme-specific types are "!FreeBSD-Vinum" for APM, and -"!516e7cb8-6ecf-11d6-8ff8-00022d09712b" for GPT. +The scheme-specific types are "!FreeBSD-Vinum" for APM, +"!516e7cb8-6ecf-11d6-8ff8-00022d09712b" for GPT, and tag 0x0903 for VTOC8. .It freebsd-zfs A FreeBSD partition that contains a ZFS volume. -The scheme-specific types are "!FreeBSD-ZFS" for APM, and -"!516e7cba-6ecf-11d6-8ff8-00022d09712b" for GPT. +The scheme-specific types are "!FreeBSD-ZFS" for APM, +"!516e7cba-6ecf-11d6-8ff8-00022d09712b" for GPT, and 0x0904 for VTOC8. .It mbr A partition that is sub-partitioned by a master boot record (MBR). This type is known as "!024dee41-33e7-11d3-9d69-0008c781f39f" by GPT. @@ -435,10 +444,28 @@ future need (e.g. from a ZFS partition). .Pp Create a 512MB-sized .Pa freebsd-ufs -partition that would contain UFS where the system boot from. +partition that would contain UFS where the system boots from. .Bd -literal -offset indent /sbin/gpart add -b 162 -s 1048576 -t freebsd-ufs ad0 .Ed +.Pp +Create VTOC8 scheme on +.Pa da0 . +.Bd -literal -offset indent +/sbin/gpart create -s VTOC8 da0 +.Ed +.Pp +Create a 512MB-sized +.Cm freebsd-ufs +partition that would contain UFS where the system boots from. +.Bd -literal -offset indent +/sbin/gpart add -b 0 -s 1048576 -t freebsd-ufs da0 +.Ed +.Pp +After having created all required partitions, embed bootstrap code into them. +.Bd -literal -offset indent +/sbin/gpart bootcode -p /boot/boot1 da0 +.Ed .Sh SEE ALSO .Xr geom 4 , .Xr geom 8 ,
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