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Thu, 29 Oct 2020 19:15:58 +0000 Received: from DB8PR04MB6860.eurprd04.prod.outlook.com (2a01:111:e400:7e1c::53) by AM5EUR02FT004.mail.protection.outlook.com (2a01:111:e400:7e1c::129) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3520.15 via Frontend Transport; Thu, 29 Oct 2020 19:15:58 +0000 X-IncomingTopHeaderMarker: OriginalChecksum:CB909DC633985CAC6BA55EB02CF9970E772B73D2AD69F5B6942C42C520A6ED22; UpperCasedChecksum:F556C845BCDA7A3120446EF50355DF436D4862D4C61BDC51719F120E3E55B5CD; SizeAsReceived:10823; Count:48 Received: from DB8PR04MB6860.eurprd04.prod.outlook.com ([fe80::6588:d0ca:2a59:9822]) by DB8PR04MB6860.eurprd04.prod.outlook.com ([fe80::6588:d0ca:2a59:9822%9]) with mapi id 15.20.3499.027; Thu, 29 Oct 2020 19:15:57 +0000 Subject: Re: Question about xserve G5 From: Javi Hotmail To: Nathan Whitehorn , Michael Tuexen Cc: freebsd-ppc@freebsd.org References: <88d23ee0-765d-1b82-4318-2c8359018b1a@freebsd.org> Autocrypt: addr=volkovdablo@hotmail.com; 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MIME_GOOD(-0.10)[multipart/alternative,text/plain]; DWL_DNSWL_NONE(0.00)[hotmail.com:dkim]; RCVD_IN_DNSWL_LOW(-0.10)[40.92.67.10:from]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RWL_MAILSPIKE_POSSIBLE(0.00)[40.92.67.10:from]; MAILMAN_DEST(0.00)[freebsd-ppc] Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Oct 2020 19:16:03 -0000 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 >>>>> 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"