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author | Francois Pons <fpons@mandriva.com> | 2000-02-04 14:22:17 +0000 |
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committer | Francois Pons <fpons@mandriva.com> | 2000-02-04 14:22:17 +0000 |
commit | 60ac60d8a763ff2c8ae64b8d4243b01a54b498ee (patch) | |
tree | 5600494716d0d1212047faa56e88610d1800a263 /perl-install/partition_table_sun.pm | |
parent | 108a6e5c4434c59ee81091df06b752af4a0e9fe7 (diff) | |
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Diffstat (limited to 'perl-install/partition_table_sun.pm')
-rw-r--r-- | perl-install/partition_table_sun.pm | 33 |
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, |