Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755545AbZCEWyV (ORCPT ); Thu, 5 Mar 2009 17:54:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754297AbZCEWyK (ORCPT ); Thu, 5 Mar 2009 17:54:10 -0500 Received: from iolanthe.rowland.org ([192.131.102.54]:58765 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754234AbZCEWyJ (ORCPT ); Thu, 5 Mar 2009 17:54:09 -0500 Date: Thu, 5 Mar 2009 17:54:05 -0500 (EST) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: Daniel Walker cc: Yinghai Lu , , , , , , , , , , , Subject: Re: [tip:x86/doc] x86/doc: mini-howto for using earlyprintk=dbgp In-Reply-To: <1236292823.5937.84.camel@desktop> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1818 Lines: 48 On Thu, 5 Mar 2009, Daniel Walker wrote: > Fix up some typos, and make the requirements section slightly cleaner. > > Signed-Off-By: Daniel Walker dwalker@fifo99.com > > diff --git a/Documentation/x86/earlyprintk.txt b/Documentation/x86/earlyprintk.txt > index 607b1a0..5b51aef 100644 > --- a/Documentation/x86/earlyprintk.txt > +++ b/Documentation/x86/earlyprintk.txt > @@ -9,7 +9,9 @@ and two USB cables, connected like this: > > 1. There are three specific hardware requirements: > > - a.) Host/target system needs to have USB debug port capability. > + a.) You will need two USB ports. One on the client/console system and one one the target system. s/one one/one on/ You might also try harder to observe the 80-column rule. > + > + b.) The client/console and target USB ports must have the debug port capability. > > You can check this capability by looking at a 'Debug port' bit in > the lspci -vvv output: > @@ -35,15 +37,13 @@ and two USB cables, connected like this: > ( If your system does not list a debug port capability then you probably > wont be able to use the USB debug key. ) > > - b.) You also need a Netchip USB debug cable/key: > + c.) You also need a Netchip USB debug cable/key: > > http://www.plxtech.com/products/NET2000/NET20DC/default.asp > > This is a small blue plastic connector with two USB connections, > it draws power from its USB connections. No. It draws power from one of its USB connections (the one on the right side when you're looking at the face with the PLX logo). Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/