[src/trunk]: src/dist/pdisk when creating a partition, set bzb bits appropria...

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

details:   https://anonhg.NetBSD.org/src/rev/64ecacecbb73
branches:  trunk
changeset: 536504:64ecacecbb73
user:      dbj <dbj%NetBSD.org@localhost>
date:      Tue Sep 17 07:42:55 2002 +0000

description:
when creating a partition, set bzb bits appropriate for netbsd root

diffstat:

 dist/pdisk/partition_map.c |  13 +++++++++++++
 dist/pdisk/pdisk.8         |  25 ++++++++++++++-----------
 dist/pdisk/pdisk.c         |   2 +-
 3 files changed, 28 insertions(+), 12 deletions(-)

diffs (93 lines):

diff -r d2d184e79abe -r 64ecacecbb73 dist/pdisk/partition_map.c
--- a/dist/pdisk/partition_map.c        Tue Sep 17 07:29:46 2002 +0000
+++ b/dist/pdisk/partition_map.c        Tue Sep 17 07:42:55 2002 +0000
@@ -722,6 +722,19 @@
        strncpy(data->dpme_type, dptype, DPISTRLEN);
        data->dpme_lblock_start = 0;
        data->dpme_lblocks = data->dpme_pblocks;
+       memset(data->dpme_bzb,0,sizeof(data->dpme_bzb));
+       /* if this function was explicitly invoked with the kUnixType constant,
+        * then make a default unix root partition with appropriate
+        * bzb magic set.
+        */
+       if (dptype == kUnixType) {
+           BZB *bp = (BZB *)data->dpme_bzb;
+           bp->bzb_magic = BZBMAGIC;
+           bp->bzb_inode = 1;
+           bp->bzb_type = FST;
+           bzb_root_set(bp,1);
+           bzb_usr_set(bp,1);
+       }
        if (strcmp(data->dpme_type, kHFSType) == 0) { /* XXX this is gross, fix it! */
            data->dpme_flags = APPLE_HFS_FLAGS_VALUE;
        }
diff -r d2d184e79abe -r 64ecacecbb73 dist/pdisk/pdisk.8
--- a/dist/pdisk/pdisk.8        Tue Sep 17 07:29:46 2002 +0000
+++ b/dist/pdisk/pdisk.8        Tue Sep 17 07:42:55 2002 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: pdisk.8,v 1.7 2002/09/09 13:07:36 dbj Exp $
+.\"    $NetBSD: pdisk.8,v 1.8 2002/09/17 07:42:56 dbj Exp $
 .Dd August 19, 2002
 .Os
 .Dt PDISK 8
@@ -121,10 +121,10 @@
 after the affected partition.
 You are advised to print the table as frequently as necessary.
 .Pp
-Creating more than fifteen partitions is not advised.
+.\"Creating more than fifteen partitions is not advised.
 .\"There may be a bug in old linux kernels which causes
 .\"access to the whole disk fail if more than fifteen partitions are in the map.
-.Pp
+.\".Pp
 The
 .Ic c
 (create new partition) command is the only one with complicated arguments.
@@ -149,16 +149,17 @@
 The last argument is the name of the partition.
 This can be a single word without quotes, or a string surrounded by
 single or double quotes.
-The type of the created partition is the correct type for
-Linux but not for
-.Nx .
+The type of the created partition is the correct type for a
+.Nx
+root partition.
 .Pp
 The
 .Ic C
-command is identical to the
+command is similar to the
 .Ic c
 command, with the addition of a partition type argument after the
-other arguments.
+other arguments.  The Block Zero Block magic bits are not set using
+this method.
 .Pp
 The
 .Ic i
@@ -203,7 +204,9 @@
 .Fl -logical
 option has not been heavily tested.
 .Pp
+When creating a standard
+.Nx
+partition,
 .Nm
-cannot create
-.Nx
-partitions.  This is being worked on.
+should prompt for the filesystem type to fill in the
+Block Zero Block magic bits.
diff -r d2d184e79abe -r 64ecacecbb73 dist/pdisk/pdisk.c
--- a/dist/pdisk/pdisk.c        Tue Sep 17 07:29:46 2002 +0000
+++ b/dist/pdisk/pdisk.c        Tue Sep 17 07:42:55 2002 +0000
@@ -552,7 +552,7 @@
            printf("  P    (print ordered by base address)\n");
            printf("  i    initialize partition map\n");
            printf("  s    change size of partition map\n");
-           printf("  c    create new partition (standard linux type)\n");
+           printf("  c    create new partition (standard unix root)\n");
            printf("  C    (create with type also specified)\n");
            printf("  n    (re)name a partition\n");
            printf("  d    delete a partition\n");