[haiku-development] Re: Warm boot issue with Alpha

  • From: Stephan Aßmus <superstippi@xxxxxx>
  • To: haiku-development@xxxxxxxxxxxxx
  • Date: Thu, 17 Sep 2009 16:46:45 +0200

Stuart Adam schrieb:
>> Date: Thu, 17 Sep 2009 14:01:23 +0200
>> Subject: [haiku-development] Re: Warm boot issue with Alpha
>> From: fredrik@xxxxxxxxx
>> To: haiku-development@xxxxxxxxxxxxx
>>
>>
>>> 2009/9/17 Fredrik Modèen <fredrik@xxxxxxxxx>:
>>>
>>>>> If I try to perform a shutdown (Leaf Menu->Shutdown->Power Off) it does
>>>>> not actually power off but stops at the Safe to Power Off dialog, if
>>>>> restart system is selected off this dialog rather than manually
>>>>> powering
>>>>> down at this point the same symptom is observed.
>>>> Haiku don't support other option than showing that message at the
>>>> moment.
>>>>
>>> That's incorrect.
>>> Haiku supports shutting down via apm and acpi, but both are currently
>>> disabled.
>>> To enable them, you have to manually edit the file
>>> /boot/system/settings/drivers/kernel and uncomment the "apm=true"
>>> and/or "acpi=true" lines.
>> cool are acpi added by default?
>>
>>>
>>
>> -- 
>> MVH
>> Fredrik Modèen
>>
>>
> That is good to know, have enabled apm and acpi (though the file in question 
> appears to be /boot/home/config/settings/kernel/drivers/kernel) and now 
> shutdown goes straight past the safe to power off dialog but does not seem to 
> actually power off leaving the system at a black screen with power and 
> battery lights still lit. 
> 
> In syslog however I am seeing 
> 
> 
> 
> KERN: driver bus_managers/acpi/root/driver_v1 init failed: General system 
> error 
> 
> 
> 
> However the key issue here and the actual bug being reported is the
> hang on warm boot.  The activity of the shutdown vs restart was
> included for completeness.
> 
> This hang at the bios still appears to be a problem even with apm/acpi 
> enabled. I would imagine the hang would worry people, especially when it is 
> first encountered straight after instaling a brand new OS as it appears the 
> install may have broken the machine, whereas the shutdown dialog is a minor 
> issue.
> 
> I will re-comment apm and acpi in the settings file since the shutdown 
> behaviour exhibited is not ideal.

I would certainly only enable one option at the time, but I am actually 
not 100% sure this is required. The warning in my other mail still 
applies about making sure the fans still work with ACPI enabled.

Best regards,
-Stephan

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