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authorFrancois Pons <fpons@mandriva.com>2000-02-04 14:22:17 +0000
committerFrancois Pons <fpons@mandriva.com>2000-02-04 14:22:17 +0000
commit60ac60d8a763ff2c8ae64b8d4243b01a54b498ee (patch)
tree5600494716d0d1212047faa56e88610d1800a263 /perl-install/partition_table_sun.pm
parent108a6e5c4434c59ee81091df06b752af4a0e9fe7 (diff)
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*** empty log message ***
Diffstat (limited to 'perl-install/partition_table_sun.pm')
-rw-r--r--perl-install/partition_table_sun.pm33
1 files changed, 27 insertions, 6 deletions
diff --git a/perl-install/partition_table_sun.pm b/perl-install/partition_table_sun.pm
index 9ffa008a8..26371e598 100644
--- a/perl-install/partition_table_sun.pm
+++ b/perl-install/partition_table_sun.pm
@@ -51,9 +51,22 @@ sub adjustStart($$) {
#- since partition must always start on cylinders boundaries on sparc,
#- note that if start sector is on the first cylinder, it is adjusted
- #- to 0 and it is valid.
- $part->{start} = $part->{start} >= $hd->cylinder_size() ? round_up($part->{start}, $hd->cylinder_size()) : 0;
+ #- to 0 and it is valid, maybe not in fact, problem with Sun disk label.
+ #- IT COULD HURT IF STARTING AT 0, MAYBE THERE ARE SOME FLAGS FOR EXT2
+ #- TO AVOID WRITING ANYTHING ON THE FIRST 1024 BYTES OF DISK, ELSE PROM
+ #- MAY ERASE EVERYTHING... TO BE CHECKED LATER.
+ #- so now, starting on cylinder 1 is perfect altough it waste some disk space !
+ $part->{start} = round_down($part->{start}, $hd->cylinder_size());
+ $part->{start} = $hd->cylinder_size() if $part->{start} == 0;
$part->{size} = $end - $part->{start};
+ $part->{size} = $hd->cylinder_size() if $part->{size} <= 0;
+}
+sub adjustEnd($$) {
+ my ($hd, $part) = @_;
+ my $end = $part->{start} + $part->{size};
+ my $end2 = round_up($end, $hd->cylinder_size());
+ $end2 = $hd->{geom}{cylinders} * $hd->cylinder_size() if $end2 > $hd->{geom}{cylinders} * $hd->cylinder_size();
+ $part->{size} = $end2 - $part->{start};
}
#- compute crc checksum used for Sun Label partition, expect
@@ -103,6 +116,7 @@ sub read($$) {
# for each entry, it uses fields: start, size, type, active
sub write($$$;$) {
my ($hd, $sector, $pt, $info) = @_;
+# my ($csize, $wdsize) = (0, 0);
#- handle testing for writing partition table on file only!
local *F;
@@ -116,10 +130,15 @@ sub write($$$;$) {
($info->{infos}, $info->{partitions}) = map { join '', @$_ } list2kv map {
$_->{start} % $hd->cylinder_size() == 0 or die "partition not at beginning of cylinder";
+# $csize += $_->{size} if $_->{type} != 5;
+# $wdsize += $_->{size} if $_->{type} == 5;
+ $_->{flags} |= 0x10 if $_->{mntpoint} eq '/';
+ $_->{flags} |= 0x01 if partition_table::isSwap($_);
# local $_->{type} = $typeFromDos{$_->{type}} || $_->{type};
local $_->{start_cylinder} = $_->{start} / $hd->cylinder_size() - $sector;
pack($format1, @$_{@$fields1}), pack($format2, @$_{@$fields2});
} @$pt;
+# $csize == $wdsize or die "partitions are not using whole disk space";
#- compute the checksum by building the buffer to write and call compute_crc.
#- set csum to 0 so compute_crc will give the right csum value.
@@ -128,6 +147,8 @@ sub write($$$;$) {
syswrite F, pack($main_format, @$info{@$main_fields}), psizeof($main_format) or return 0;
+ sync();
+
1;
}
@@ -135,8 +156,8 @@ sub info {
my ($hd) = @_;
#- take care of reduction of the number of cylinders, avoid loop of reduction!
- unless ($hd->{geom}{total_cylinders} > $hd->{geom}{cylinders}) {
- $hd->{geom}{total_cylinders} = $hd->{geom}{cylinders};
+ unless ($hd->{geom}{totalcylinders} > $hd->{geom}{cylinders}) {
+ $hd->{geom}{totalcylinders} = $hd->{geom}{cylinders};
$hd->{geom}{cylinders} -= 2;
#- rebuild some constants according to number of cylinders.
@@ -149,11 +170,11 @@ sub info {
my $info = {
info => "DiskDrake partition table",
rspeed => 5400,
- pcylcount => $hd->{geom}{total_cylinders},
+ pcylcount => $hd->{geom}{totalcylinders},
sparecyl => 0,
ilfact => 1,
ncyl => $hd->{geom}{cylinders},
- nacyl => $hd->{geom}{total_cylinders} - $hd->{geom}{cylinders},
+ nacyl => $hd->{geom}{totalcylinders} - $hd->{geom}{cylinders},
ntrks => $hd->{geom}{heads},
nsect => $hd->{geom}{sectors},
magic => $magic,