On Thu, 18 Nov 2004 20:37:23 -0700, Victor Odhner <
vodhner@cox.net> wrote:
> Problem: Windows can't see FAT32 partitions that I created
> under Linux using parted. What step did I skip?
>
> I have a new Western Digital 80GB IDE hard disk as /dev/hdc
> on my dual-boot system and have created a bunch of FAT32
> partitions using parted. Some of these will become ext2
> later on, but I want to get any Windows setup out of the
> way first so that the Windows tools won't screw up my
> Linux partitions.
>
> But Win98 only sees one big partition. Parted and fdisk
> displays are at the end of this message.
> Maybe I have missed a step in my setup. Maybe my BIOS
> auto-detect needs to be overridden. It tells me I have
> 80 GB, 38309 Cylinders, 16 heads and 255 sectors.
> I understand that Linux does not use the BIOS.
> Do I need to set some parameters that will line up with
> what Windows will see?
>
> Windows has no problem with another hard disk on the same
> box that has interleaved ext2 and FAT32 partitions,
> including one FAT32 that is 11GB. That disk was totally
> set up using this same version of Linux and parted.
>
> I'm still on Red Hat 8.
>
> Of course I could partition it with Win98's FDISK, but
> that would be a cop-out. Anyway, I'm sure I'm just
> overlooking some stupid detail.
>
> TIA,
>
> Vic
>
> (Read on for gory details)
> ________________________________________________
>
> When I go to Win98 and run Fdisk, I get this:
> _____________________________________________
> Display Partition Information
> Current fixed disk drive: 3
> Partition Status Type Volume Label Mbytes System Usage
> 1 A Non-DOS 8025 74%
> Total disk space is 10781 Mbytes (1 Mbyte = 1048576 bytes)
> ______________________________________________
>
> Note that we are seeing some 100 GB here as "Total disk space", and
> the full 80 GB as the size of the one partition.
>
> Here's what "parted" looks like:
> _____________________________________________
> GNU Parted 1.4.24
> Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation,
> - - -
> Using /dev/hdc
> Information: The operating system thinks the geometry on /dev/hdc
> is 9729/255/63. Therefore, cylinder 1024 ends at 8032.499M.
> (parted) p
> Disk geometry for /dev/hdc: 0.000-76319.085 megabytes
> Disk label type: msdos
> Minor Start End Type Filesystem Flags
> 1 0.031 4000.561 primary FAT lba
> 2 4000.562 8001.123 primary FAT lba
> 3 8001.123 76316.594 extended lba
> 5 8001.154 29996.367 logical FAT lba
> 6 29996.398 49999.174 logical FAT lba
> 7 49999.206 76316.594 logical FAT lba
> (parted)
> __________________________________________________
>
> uname -a:
> Linux localhost.localdomain 2.4.18-14 #1 Wed Sep 4 12:13:11 EDT 2002
> i686 athlon i386 GNU/Linux
> __________________________________________________
>
> Here's what Linux fdisk says about this disk:
> __________________________________________________
>
> Disk /dev/hdc: 255 heads, 63 sectors, 9729 cylinders
> Units = cylinders of 16065 * 512 bytes
>
> Device Boot Start End Blocks Id System
> /dev/hdc1 1 510 4096543+ c Win95 FAT32 (LBA)
> /dev/hdc2 511 1020 4096575 c Win95 FAT32 (LBA)
> /dev/hdc3 1021 9729 69955042+ f Win95 Ext'd (LBA)
> /dev/hdc5 1021 3824 22523098+ c Win95 FAT32 (LBA)
> /dev/hdc6 3825 6374 20482843+ c Win95 FAT32 (LBA)
> /dev/hdc7 6375 9729 26949006 c Win95 FAT32 (LBA)
> __________________________________________________
>
> By comparison, Linux fdisk gives me this for /dev/hdb which is
> 40GB and is working just fine. Parted set this one up too:
> __________________________________________________
>
> Disk /dev/hdb: 255 heads, 63 sectors, 4998 cylinders
> Units = cylinders of 16065 * 512 bytes
> Device Boot Start End Blocks Id System
> /dev/hdb1 * 1 307 2465946 c Win95 FAT32 (LBA)
> /dev/hdb2 308 316 72292+ 82 Linux swap
> /dev/hdb3 317 1500 9510480 83 Linux
> /dev/hdb4 1501 4998 28097685 f Win95 Ext'd (LBA)
> /dev/hdb5 1501 3414 15374173+ 83 Linux
> /dev/hdb6 3415 4870 11695288+ c Win95 FAT32 (LBA)
> /dev/hdb7 4871 4998 1028128+ c Win95 FAT32 (LBA)
> _____________________________________________
>
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did you do a mkfs.fat on the partitions in question?
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