Question about xserve G5

[Javi Hotmail]

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 at 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.
>>>>>
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