Date: Thu, 29 Oct 2020 19:15:55 +0000 From: Javi Hotmail <volkovdablo@hotmail.com> To: Nathan Whitehorn <nwhitehorn@freebsd.org>, Michael Tuexen <Michael.Tuexen@macmic.franken.de> Cc: freebsd-ppc@freebsd.org Subject: Re: Question about xserve G5 Message-ID: <DB8PR04MB686092F96B5AEE44D82A1A97AC140@DB8PR04MB6860.eurprd04.prod.outlook.com> In-Reply-To: <DB8PR04MB6860BC2392B1637417EF8977AC140@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>
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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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