[ipxe-devel] suggestion for improvement - USB Logging/Debug

Michael Brown mbrown at fensystems.co.uk
Thu Nov 7 16:12:26 UTC 2013

On 06/11/13 15:47, Petry Roman, SHS-S IT-TS wrote:
> Hello, just a suggestion for a feature to implement: EHCI Debug Port
> As more and more pc´s are legacy free.. so no serial port for debuging,
>   this could be interesting,
> http://www.coreboot.org/EHCI_Debug_Port
> It is already used in the linux kernel and there is also a linux module
> that acts as a debug monitor/device on the other side.
> https://www.kernel.org/doc/Documentation/x86/earlyprintk.txt and
> http://www.coreboot.org/EHCI_Gadget_Debug

Sounds interesting and useful.  It looks as though the actual hardware 
is relatively expensive (~US$100 for a NET20DC).  If anyone wants to 
donate me one of these (or find me a cheaper supply), I'll happily 
implement this feature.


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