Date: Thu, 29 Oct 2020 15:21:23 -0400 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: Javi Hotmail <volkovdablo@hotmail.com>, Michael Tuexen <Michael.Tuexen@macmic.franken.de> Cc: freebsd-ppc@freebsd.org Subject: Re: Question about xserve G5 Message-ID: <468246a6-4a42-29f3-5028-707828ea34d3@freebsd.org> In-Reply-To: <DB8PR04MB686092F96B5AEE44D82A1A97AC140@DB8PR04MB6860.eurprd04.prod.outlook.com> References: <DB8PR04MB68602F9341DEED4BA6808046AC140@DB8PR04MB6860.eurprd04.prod.outlook.com> <B20755EC-8EA1-4326-B4D8-EF657ACF73ED@macmic.franken.de> <DB8PR04MB6860543600F2C6FDEDF32BD8AC140@DB8PR04MB6860.eurprd04.prod.outlook.com> <88d23ee0-765d-1b82-4318-2c8359018b1a@freebsd.org> <DB8PR04MB6860BC2392B1637417EF8977AC140@DB8PR04MB6860.eurprd04.prod.outlook.com> <DB8PR04MB686092F96B5AEE44D82A1A97AC140@DB8PR04MB6860.eurprd04.prod.outlook.com>
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Historically, these machines have worked fine and been quiet. I no longer have one, however, but will take a look through here. -Nathan On 10/29/20 3:15 PM, Javi Hotmail wrote: > > Also another issue that (despite the fact that I cleaned the CPUs and > added new thermal paste) they overheat and the system turns off. > > With kern.smp.disabled=1 takes a bit longer, but it also shuts down. > Is this also a known issue? > > > Kind Regards, > > Javi. > > > On 29/10/2020 18:07, Javi Hotmail wrote: >> Here it is. >> >> >> Javi. >> >> >> On 29/10/2020 14:14, Nathan Whitehorn wrote: >>> Could you provide your dmesg? It would be nice to do what sensors you >>> have. >>> -Nathan >>> >>> On 10/29/20 8:36 AM, Javi Hotmail wrote: >>>> If I'm not mistake the issue then is how the PPC implementation reads >>>> the device tree data from open firmware correct?. >>>> >>>> I believe this implementation is within: >>>> >>>> pcr.c pmcr.c pmufreq.c >>>> >>>> >>>> Thanks in advance, >>>> >>>> Javi. >>>> >>>> >>>> On 29/10/2020 12:26, Michael Tuexen wrote: >>>>>> On 29. Oct 2020, at 10:51, Javi Hotmail<volkovdablo@hotmail.com> >>>>>> wrote: >>>>>> >>>>>> Hello all, >>>>>> >>>>>> I'm new in this mailing list, although I've been going back and forth >>>>>> with PPC (G4/G5) and FreeBSD since 9.0. >>>>>> >>>>>> I have a question that perhaps some of you already stumbled across, >>>>>> but >>>>>> I wanted to know if there is a way to get it to work before I jump in >>>>>> the code. >>>>>> >>>>>> I have a xserve G5 dual 2.3Ghz, and I installed FreeBSD 12.1. Works >>>>>> quite well, but I cannot get cpufreq + powerd/powerdxx to work at all. >>>>>> >>>>>> I get this: >>>>>> >>>>>> # powerdxx >>>>>> powerd++: (ENOFREQ) cannot access dev.cpu.0.freq, at least the >>>>>> first CPU >>>>>> core must support frequency updates >>>>>> >>>>>> >>>>>> This is the relevant part of sysctl: >>>>>> # sysctl dev.cpu >>>>>> dev.cpu.1.%parent: cpulist0 >>>>>> dev.cpu.1.%pnpinfo: name=PowerPC,G5 >>>>>> dev.cpu.1.%location: >>>>>> dev.cpu.1.%driver: cpu >>>>>> dev.cpu.1.%desc: Open Firmware CPU >>>>>> dev.cpu.0.%parent: cpulist0 >>>>>> dev.cpu.0.%pnpinfo: name=PowerPC,G5 >>>>>> dev.cpu.0.%location: >>>>>> dev.cpu.0.%driver: cpu >>>>>> dev.cpu.0.%desc: Open Firmware CPU >>>>>> dev.cpu.%parent: >>>>>> >>>>>> The issue is that after few minutes the fans ramp up to insane levels, >>>>>> and my goal with this is to use powerd or powerdxx to manage the >>>>>> situation. >>>>> The fans ramping up is a known issue. One way to work around it is to >>>>> disable SMP. >>>>> >>>>> To disable SMP, put in /boot/loader.conf >>>>> kern.smp.disabled=1 >>>>> >>>>> Best regards >>>>> Michael >>>>>> Thanks in advance, >>>>>> >>>>>> Javi. >>>>>> >>>>>> _______________________________________________ >>>>>> freebsd-ppc@freebsd.org mailing list >>>>>> https://lists.freebsd.org/mailman/listinfo/freebsd-ppc >>>>>> To unsubscribe, send any mail to"freebsd-ppc-unsubscribe@freebsd.org" >>>> _______________________________________________ >>>> freebsd-ppc@freebsd.org mailing list >>>> https://lists.freebsd.org/mailman/listinfo/freebsd-ppc >>>> To unsubscribe, send any mail to"freebsd-ppc-unsubscribe@freebsd.org" >>>> >>> >>> _______________________________________________ >>> freebsd-ppc@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-ppc >>> To unsubscribe, send any mail to"freebsd-ppc-unsubscribe@freebsd.org"
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