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Received: from AS4PR10MB6181.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:20b:588::19) by PAXPR10MB5352.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:102:281::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6363.27; Fri, 5 May 2023 13:21:22 +0000 Received: from AS4PR10MB6181.EURPRD10.PROD.OUTLOOK.COM ([fe80::b50a:c627:3d12:6f04]) by AS4PR10MB6181.EURPRD10.PROD.OUTLOOK.COM ([fe80::b50a:c627:3d12:6f04%5]) with mapi id 15.20.6363.027; Fri, 5 May 2023 13:21:22 +0000 Message-ID: <8060f103-6222-6df9-d478-bbac2b8807d9@siemens.com> Date: Fri, 5 May 2023 15:21:18 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: Question about a freeze under Xenomai 3.2.1 Content-Language: en-US To: "Schuman Eelco (DC-AE/ESW5)" , "xenomai@lists.linux.dev" References: <5a8afa1e-d6d7-df9f-2895-6832ffa9673f@smile.fr> <189dee91-923f-131a-ccae-0afcccd06107@siemens.com> <7dfbe0c0-161f-0977-4332-75575f1a17ce@smile.fr> <9a48d273-5ebd-f557-7941-8532b7ec4b67@siemens.com> <5523da9b-bb44-a1be-9e54-bcad21867eb6@smile.fr> <0e065176-74b8-b02a-29c2-30eb34a79cdb@smile.fr> From: Jan Kiszka In-Reply-To: Content-Type: text/plain; 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I can't remember if a proper >>> patch was submitted. Let me take a look at my setup here. I test >>> ipipe on both zynq7000 and Ultrascale boards. I had a dovetail >>> environment to test zynq 7000 since there were some small issues >>> reported in the past. I should have some time to boot something >>> similar this weekend and see. >>> >>> -Greg > >> Thanks for your help. >> As an additional test I tried a RedPitaya that I own (very useful tool >> btw) , based on a 7010. Same issue occurs in the same setup.? >> >> Interesting to know that some issues occurs in the past. I'll try to see if I can find some insights in the mailing list archive. >> >> Julien > > I had an issue like this some time ago, also with a Zynq 7000, Linux Dovetail 5.15, Xenomai 3.2 and a Buildroot build. Processes would freeze after executing > some kind of delay e.g. sleep(). It looked like the default timer for the Zynq did not generate timer events for the proxy tick interrupts. I'm now trying a setup with > the Zynq global timer as source of events. That seems to run Ok so far. > Now I recall: There is very likely some adaptation needed for that default timer /wrt dovetail. Someone would have to dig into the details, looking left and right on other board/SoC enablements. Jan -- Siemens AG, Technology Competence Center Embedded Linux