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Message-ID: Date: Wed, 20 Jul 2022 10:13:18 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: Ryzen 6000 (Mobile) Content-Language: en-US From: Jan Beulich To: Dylanger Daly Cc: "xen-devel@lists.xenproject.org" , Andrew Cooper References: <4c3976aa-dad4-2707-2852-9b26593692d0@citrix.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: FR0P281CA0082.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:1e::21) To VE1PR04MB6560.eurprd04.prod.outlook.com (2603:10a6:803:122::25) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: c50d7c5c-39d8-44f2-f744-08da6a27b4ce X-MS-TrafficTypeDiagnostic: DB7PR04MB4604:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VE1PR04MB6560.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(39860400002)(136003)(346002)(376002)(366004)(396003)(6512007)(6506007)(66574015)(2616005)(26005)(66946007)(86362001)(6486002)(36756003)(478600001)(53546011)(186003)(41300700001)(5660300002)(54906003)(6916009)(316002)(38100700002)(8676002)(66476007)(2906002)(31686004)(4326008)(66556008)(8936002)(31696002)(43740500002)(45980500001);DIR:OUT;SFP:1101; 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And I guess you can take a video >>> of that (assuming that a single screenshot likely isn't going to be >>> enough), possibly with "vga=keep" in place (albeit that introduces >>> extra slowness)? >>> >>> There's also the option of using an EHCI debug port for the serial >>> console, but this requires (a) a special cable and (b) the system >>> designers not having inserted any hubs between the controller andthe connector. >> >> Do you know if it's possible to have `console=vga vga=keep` and specify a secondary monitor? This would be very useful if I could have Xen log via a secondary monitor, > > No, if anything it could be the other way around. Xen wants to use the > (sole) VGAish thing in the system; Dom0 kernel and Dom0 userspace (X) > may be happy to use any secondary (non-VGA) graphics card. On EFI it > might in principle be possible, but that would require (perhaps quite > a bit of) work in Xen. Oh - and then likely still only when there are two gfx cards in the system. Otherwise we'd likely get into card-specific-driver territory. Jan