[coreboot] USB debug cables and emulation

[Peter Stuge]

On Thu, Jun 26, 2008 at 03:29:00PM -0400, Joseph Smith wrote:
> > USB 2.0 Host-to-Host Cable
> > http://www.pccasegear.com/prod3972.htm
> > 
> > The USB 2.0 LINK & NETWORK CABLE
> > http://www.linkusb.com/
> > 
> > USB 2.0 Host-to-Host Cable
> > http://www.datapro.net/products/UL2.html
> > 
> > PCLinq2 (PL-2501) Hi-Speed USB Bridge Cable
> > http://www.usbfiletransfer.com/

None of these cables work.


> Hmm, hardware wise, what is the difference between these and the
> NET20DC?

The above are typically Communication Device Class functions, while
the NET20DC is a Debug Class funcion.

Please read the Debug Class specification which is linked from the
wiki page. That spec is easy to grok if you already know USB. :)


//Peter