[LinuxBIOS] USB Support
ollie at lanl.gov
Fri Jul 7 17:21:57 CEST 2006
On Fri, 2006-07-07 at 16:18 +0200, Stefan Reinauer wrote:
> * Stefan Reinauer <stepan at coresystems.de> [060707 15:25]:
> > Eric pointed this out and I did not even notice what he was saying:
> > EHCI has a workaround method called the "USB2 Debug port for legacy
> > free machines"
> > This debug port can be used by simple inb/outb sequences, not more
> > complex than serial io.
> > According to this document
> > http://www.intel.com/technology/usb/download/DebugDeviceSpec_R090.pdf
> > what you need is a debug device, which mostly looks like a usb style
> > null modem cable. No idea where to get this hardware though.
> D'uh - it reads any usb 2 to usb 2 data link cable can be used for this
> purpose. Such cables are available for ~ 10$
What's on the other end of the cable? Just the usual USB port? What
software we need (minicom)?
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