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Fri, 03 Dec 2021 11:11:54 +0000 Message-ID: Date: Fri, 3 Dec 2021 11:11:53 +0000 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 To: CC: , , Stefano Stabellini , Stefano Stabellini From: Ayan Kumar Halder Subject: Need help to debug ata errors Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: b31281c6-dd3e-4849-6e35-08d9b64db797 X-MS-TrafficTypeDiagnostic: CH2PR02MB6200: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:10000; 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:149.199.80.198;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:xir-pvapexch02.xlnx.xilinx.com;PTR:unknown-80-198.xilinx.com;CAT:NONE;SFS:(36840700001)(46966006)(316002)(31696002)(2906002)(4326008)(54906003)(356005)(70206006)(36756003)(6916009)(107886003)(7636003)(5660300002)(2616005)(83380400001)(9786002)(47076005)(70586007)(4744005)(186003)(31686004)(26005)(426003)(82310400004)(8676002)(966005)(336012)(8936002)(508600001)(36860700001)(10126625002)(50156003)(43740500002);DIR:OUT;SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Dec 2021 11:11:55.6340 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b31281c6-dd3e-4849-6e35-08d9b64db797 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.80.198];Helo=[xir-pvapexch02.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: DM3NAM02FT046.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR02MB6200 Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org Hi All, I am trying to run linux as a DomU guest on Xen with AHCI assigned to it. I can confirm that SATA works (ie able to detect sdb) as a Dom0 guest. However, it does not work as a DomU guest. Hardware :- ZCU102 board and it has two sata ports Kernel :- 5.10 I have enabled the debug logs in drivers/ata 1. Logs from dom0 (where SATA works) https://pastebin.com/2BhMDq47 2. Logs from domU (where SATA does not work) https://pastebin.com/fE8WZnZ0 Can some help me to answer these questions 1. What does this mean "1st FIS failed" ? 2. In the dom0 logs, PORT_SCR_ERR = 0x41d0002 whereas in domU logs, PORT_SCR_ERR = 0. Does it give some hints ? 3. Any other issues or hints to debug this ? I can confirm that in domU scenario, we do not get any interrupts from the device. What might be going wrong here ? Thanks in advance. Kind regards, Ayan