Date: Wed, 5 Jun 2013 12:50:11 -0600 (MDT) From: Warren Block <wblock@wonkity.com> To: Joseph Mays <mays@win.net> Cc: freebsd-questions@freebsd.org Subject: Re: USB can't mount msdosfs drive Message-ID: <alpine.BSF.2.00.1306051244360.56946@wonkity.com> In-Reply-To: <D16334484B0C4155A21C15070F51738B@Gantry> References: <D16334484B0C4155A21C15070F51738B@Gantry>
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On Wed, 5 Jun 2013, Joseph Mays wrote: > Tried several iterations, though it?s clearly a fat32 formatted USB drive. Shown below are the results of fdisk and the mount_msdosfs command. > > > root@warehouse:/root # fdisk /dev/da2 > ******* Working on device /dev/da2 ******* > parameters extracted from in-core disklabel are: > cylinders=1897 heads=255 sectors/track=63 (16065 blks/cyl) > > Figures below won't work with BIOS for partitions not in cyl 1 > parameters to be used for BIOS calculations are: > cylinders=1897 heads=255 sectors/track=63 (16065 blks/cyl) > > Media sector size is 512 > Warning: BIOS sector numbering starts with sector 1 > Information from DOS bootblock is: > The data for partition 1 is: > sysid 12 (0x0c),(DOS or Windows 95 with 32 bit FAT (LBA)) > start 8064, size 30473088 (14879 Meg), flag 80 (active) > beg: cyl 1/ head 0/ sector 1; > end: cyl 706/ head 115/ sector 52 > The data for partition 2 is: > <UNUSED> > The data for partition 3 is: > <UNUSED> > The data for partition 4 is: > <UNUSED> > > root@warehouse:/root # mount_msdosfs /dev/da2s1 /usb2 > mount_msdosfs: /dev/da2s1: Invalid argument > root@warehouse:/root # Maybe the "large" option to mount_msdosfs(8)? Also, something is odd about the first partition starting at 8064. What does 'gpart show da2' say?
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