[coreboot] Alternate for serial port debug messages

[Andrew Goodbody]

Vikram Narayanan wrote:
> I have an USB port that has debug capabilities (according to the lspci output)
> Should I buy the one mentioned in this page
> http://www.coreboot.org/EHCI_Debug_Port

Yes

> or can I use a normal cable to debug?

There is no normal cable to connect two host ports together and doing so 
would be a bad idea anyway.

> Thanks
> Vikram

Andrew