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Re: 16GB USB Drive Not Accessible



On Fri, 2008-10-31 at 11:52 -0600, Phil Meyer wrote:
> Christopher A. Williams wrote:
> > ...
> >
> > Now, one last question: what's the flag to format a FAT32 partition with
> > mkfs? I saw options for pretty much everything but that. I'm probably
> > just suffering from not having had my first cup of coffee... :)
> >   
> 
> 
> I deal with this often, as its part of my job to produce bootable pen 
> drives and CF cards.  I like using pungi and revisor to roll a product 
> specific distro, and using livecd tools for copying them to the pen drives.
> 
> Most of this is scripted for convenience, but all new drives go through 
> a process like this:
> 
> Stomp on the MBR:
> 
> cat /usr/lib/syslinux/mbr.bin >/dev/${disc}
> 
> That particular file is a generic GPL MBR.  Its part of the syslinux rpm.
> 
> Run fdisk to delete all partitions and recreate just what is necessary 
> -- the script for that is kinda hard to read unless you are intimate 
> with fdisk, so I won't post it here to prevent confusion.
> 
> Be sure to tag the primary (assuming 1 here) partition as bootable.
> 
> Then to format:
> 
> mkfs -t vfat -F 32 -n "$name" /dev/${disc}1
> 
> Some vendors like to really mess with their thumb drives, requiring a 
> bad sector check during format.  Add a -c to the above for that.  It 
> takes a bit longer, but might help on a stubborn drive.

Exactly what I was looking for - thanks a bunch!

Cheers,

Chris


--
=========================================
"In theory there is no difference between theory and practice.
In practice there is."

--Yogi Berra


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