[syslinux] USB boot

H. Peter Anvin hpa at zytor.com
Tue Nov 25 17:49:25 PST 2003

David Mattes wrote:
> Hi,
> I have a M-Systems DiskOnKey USB Storage Device that I would like to use 
> to boot a computer into Linux.  I think this is possible but I'm having 
> problems and have some questions:
> 1.  What should be on the MBR of the USB device?  I have tried using the 
> mbr.bin in the syslinux-2.07 distro.
> 2.  How does this device appear to the BIOS, i.e. what should the boot 
> device be?  USB-FDD, USB-ZIP, or USB-HDD?

It depends on your device and on your BIOS.  If the answer is anything 
but USB-HDD, then you shouldn't have an MBR on the disk at all.

I suspect the answer is USB-HDD (that seems to be the case for most the 
USB keys I've seen), but I don't know for sure.


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