Date: Mon, 16 Aug 2021 19:45:29 -0400 From: Alexander Motin <mav@FreeBSD.org> To: mike tancsa <mike@sentex.net>, FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: ipmi0: Watchdog set returned 0xc0 (releng_13) Message-ID: <fc5f879f-91da-c45d-366c-29c721de948e@FreeBSD.org> In-Reply-To: <2c1ad9db-b92a-d0a8-b2ae-b3ffafc04604@sentex.net> References: <c065ff32-719f-ef2e-85b9-d5504a36810f@sentex.net> <51e58d7a-1b33-f7e3-13aa-3be5fee5c826@FreeBSD.org> <2c1ad9db-b92a-d0a8-b2ae-b3ffafc04604@sentex.net>
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On 16.08.2021 10:53, mike tancsa wrote: > One other thing I noticed was that if I boot up without ipmi loaded, > /dev/fido is there. Does it still see a hardware watchdog somehow, or is > that pointing to something else ? As I see in the watchdog driver code, the device is created just on module load, whenever the hardware present or not. Actually, if there is no hardware watchdog, modern kernel should attach a software one. It is obviously less reliable, but we successfully use that one in some of our products. > I am going to look around for a BIOS update to see if there is some fix I'd look more for BMC firmware update, not BIOS. Or both, if available. -- Alexander Motin
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