On Sat, 12 Mar 2011 18:09:18 -0600, you wrote:

>I have a portable 60gb laptop ide drive in an external travel enclosure.
>
>The first partition on the drive is a 100mb fat32 partition that has
>syslinux-4.03 installed.
>
>If I reboot my laptop it boots from this device just fine.
>
>But I want to test my syslinux configuration files inside a vm without
>having to reboot my laptop,
>
>I followed the instructions posted at
>http://www.pendrivelinux.com/boot-a-usb-flash-drive-in-virtualbox/
>
>to create a raw disk vmdk file.
>
>Command completed successfully.
>
>I then modified an existing vm to boot from the raw disk vmdk file
>instead of the drive file.
>
>I turned off the usb filter so that it would not try to mount the device twice.
>
>and I booted the vm and I get an error message from the vbox bios that
>states "Missing Operating System"
>
>Because I know it works on a physical machine, I know its not the
>drive.  Any hints about what I might have done wrong?
>
>I'm running VBox 4.0.4 on a windows 7 64bit host.

You may have to install a MBR in the VMDK
http://www.virtualbox.org/manual/ch09.html#rawdisk

Scroll down to "Access to individual physical hard disk partitions"
(currently labeled as
http://www.virtualbox.org/manual/ch09.html#id419069 )

>Thanks for pointers/advice
>
>Rance

HTH
-- 
  (  Kees Nuyt
  )
c[_]

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