Long delays for USB realbtx boot

[Bruce M. Simpson]

Bruce M Simpson wrote:
> ...
> During testing I noticed that whilst the images eventually boot, there 
> is an extremely long delay before doing so, between when the BIOS 
> reads the boot sector and when the BTX loader messages appear.

P.S. It appears none of QEMU, VMware 3.0, or VirtualBox 1.6.6 are able 
to emulate booting from a USB key in their BIOS, and only QEMU seems to 
support attaching a disk image on USB, making testing this a bit of a 
pain (real hardware is always needed).

cheers
BMS