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Thu, 29 Oct 2020 12:36:55 +0000 Received: from DB8PR04MB6860.eurprd04.prod.outlook.com (2a01:111:e400:fc37::4f) by VI1EUR06FT007.mail.protection.outlook.com (2a01:111:e400:fc37::219) 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 12:36:55 +0000 X-IncomingTopHeaderMarker: OriginalChecksum:543CAB5A62D70EEEB420A270F51F9CBE48E4A3F09FB308A57F41340681DB9860; UpperCasedChecksum:A49BD9A0046D6E87BA41EC2A54CA1DAE016B08E9AB96F1638F088C5FD48DB56B; SizeAsReceived:10519; 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 12:36:55 +0000 Subject: Re: Question about xserve G5 To: Michael Tuexen Cc: freebsd-ppc@freebsd.org References: From: Javi Hotmail Autocrypt: addr=volkovdablo@hotmail.com; keydata= mQENBF6Yg10BCAC03sof//KadqOy0/xRlSzOjAVWXj8TGzmtTu0ec2RPMZQwdXeX+Bv7BiB+ cK9+Pnio/AMS6ueHc/ZJptRSX/K7csNUgh/+m0jwclcI6W/Sa/UmHLxYpiuLAG1nogk60JmC RoMKhei9EHBuxoTtRB/4l3u2RL+wipuIwx6rAgQEjgtItkao8JtJKi43C3i1z8OeEqbe78P9 +ssCMdfnR0AopPApoQBfJirJSPdCdyZL0mOQx5tL1AcHDJXeqFu/sKh9M2Tr5mECzUz3a1r5 F0AQROdntQ2REohXSSdfswJWDM1tLse3tW/Lw5AV6XTzR9vxobrHy89xKwj2hGU/MLYjABEB AAG0JkphdmkgSG90bWFpbCA8dm9sa292ZGFibG9AaG90bWFpbC5jb20+iQFUBBMBCAA+FiEE 2CMVjWEbFs4g+dD5GCgQIAgKsPUFAl6Yg14CGwMFCQHhM4AFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4AACgkQGCgQIAgKsPUIhAgAiGbzoixE1Ud6XEWBRk6lCkUFBv1jclMaSO1Uts/5qgpO PwTBB22/vL/HR4Ci1BaWm/UwmR1/c2YvhPlg2IDbVW0RphvR7fVJcFzEbny+QzJ60+GZxt1D 4SoDmVVubAWvYGA48nmcdp0D1omBC8VbcF1bmO0hnSXEAs4OyJXufRPm6q0ERRbGGziaPhsy Aq09qFgqjGl8C3XvTSz4CUSQcpRlnMx6XUW36D1lAZGr247orTtqxsc3Ha+0JN554PHox+0P D279wmBILVYEfVRJyw6yOQK8FC3jdXPDKskUtNYdbhyCZ1L4NS0pQ3YBW4ZIDj5VA2nGz30l IAKurGkJPLkBDQRemINdAQgA12dWrJQTtCBaFvnHrh7kfjyBFdI8ESNsjjAwsP0Z6Z84dT3I bj62sokBk4xsgRIkMGJJg8yRjU9ag2wIhLo0NxebaOy6D2oo5A9JWPozwYcs0rjPOypTzTea 58j6jBaAhAFUEe+nctlIc6zzi9NobRGUYeoM+Pfs88V89rHZnyi+2EIxkDKxcDtWOMu+gXrC 63maKpyZwzujiuh+JmmUnvmRKC2SY1opGVEZz/tr/FtOl8M4lYO7UGAyONbG4dcFvBFj5D0M d7mbZWPRbh1IHP70hjluTwUH1w4pQIidFmwVnjE3ZVnZzJZrolgkeBCwKPKwZYhak17sWcJE y37ORQARAQABiQE8BBgBCAAmFiEE2CMVjWEbFs4g+dD5GCgQIAgKsPUFAl6Yg10CGwwFCQHh M4AACgkQGCgQIAgKsPVSUggApHugcY9132oiopMTj4QUxGZNkvJjbW4UigWwlK6osaReXbnI zs3bJY/EvPs/noDXIT2vrevqpQ4qYltiz92OJ6K6exNEfTodAo6jf0mbSNLg3sgLazSBtl1f 9UXbGlt4/9+j9WxK8VXA93aS3hkn+vuKI7ZrNLIt7eEW/luJz2KIYGIGyr2fBDY2GMOLP85/ Yag1C7J1FBPAhJ4XhW8buwxx4MrJrPrZGE2zOAuwSrlW2Hk9z2KtbKQjo+WMo+Su/WGVDH2n SloqcUw1ocx+pYnDGPZYq+8fWvX7nQeHttIhPZDzJwmRkKbr3JokqTOSBL/mje8mtOFN6gIk rnP5xQ== Message-ID: Date: Thu, 29 Oct 2020 12:36:54 +0000 User-Agent: Mozilla/5.0 (X11; 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NEURAL_HAM_LONG(-1.00)[-1.002]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[40.92.17.89:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[40.92.17.89: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 12:37:01 -0000 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"