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From: David Vrabel <david.vrabel@citrix.com>
To: "Zytaruk, Kelly" <Kelly.Zytaruk@amd.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: Debugging Xen early boot
Date: Fri, 6 May 2016 14:04:26 +0100	[thread overview]
Message-ID: <572C965A.8040206@citrix.com> (raw)
In-Reply-To: <CY1PR12MB026224EF185B6CB52E3FD486FE7D0@CY1PR12MB0262.namprd12.prod.outlook.com>

On 06/05/16 13:31, Zytaruk, Kelly wrote:
> 
> As for the other question I am still curious as to how to debug
> early Xen. How was __start_xen written and tested, what sort of tools were
> used to debug it and get it working right? What do I do in situations
> where I absolutely can't get serial working properly?

When I was working on the kexec code in Xen I had some success with
using an ICE.  They're not cheap though and no off-the-shelf x86
motherboard has the correct header to connect an ICE...

David

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  parent reply	other threads:[~2016-05-06 13:04 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-05 13:24 Debugging Xen early boot Zytaruk, Kelly
2016-05-05 14:19 ` Konrad Rzeszutek Wilk
2016-05-06 12:31   ` Zytaruk, Kelly
2016-05-06 12:54     ` Jan Beulich
2016-05-06 13:41       ` Zytaruk, Kelly
2016-05-06 15:28         ` Konrad Rzeszutek Wilk
2016-05-06 13:04     ` David Vrabel [this message]
2016-05-06 13:43       ` Zytaruk, Kelly

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