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Date: Sat, 03 Jun 2006 18:52:33 -0700
From: Garrett Cooper <youshi10@u.washington.edu>
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Subject: Re: mount windows xp
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Tsu-Fan Cheng wrote:
> hi,
>  i have a problem when trying to mount windows xp disk, I have
> freebsd6.1/amd64
> on a SATA and wondows xp on a 80gb regular ATA disk separatly. I boot into
> freebsd and under /dev, it shows:
> ad0
> ad0s1
> ad4
> ad4s1
> ....
> ...
> ad0 is the win$$ disk and ad4 is fbsd disk. I use mount_msdosfs /dev/ad0s1
> /mnt
> it gives:
> Invalid argument
> i heard something about not being to mount a disk too big, so I put the
> "MSDOSFS_LARGE" option in my kernel config, sitll no use. any idea??
> thanks!!
> 
> TFC

Try building NTFS support into the kernel and then mount the drive using 
mount_ntfs.
-Garrett