Re: Recent instabilities?

Hi,

This problem is probably due to PR port-powerpc/56818.

Please try "cvs update" for powerpc/oea/pmap.c to rev. 1.114 (or later).

Thanks,
rin

On 2022/04/05 7:22, Valery Ushakov wrote:
> On Tue, Apr 05, 2022 at 00:06:03 +0200, Havard Eidnes wrote:
> 
>>>>> Please do.  I tried Control-Option-ESC on my Apple keyboard model
>>>>> A1048 and it does exactly nothing.
>>>
>>> I have just successfully used C-A-Esc to drop into dbb on my mini g4
>>> with a Sun Type 6 keyboard (that's what I have on the table, I will
>>> have to bring the Apple keyboard from another room to specifically
>>> test that).  I did that on a hung currentish (9.99.94) mini nad I
>>> could do ps in ddb to see a bunch of tstiled threads.
>>>
>>> As macallan said, it doesn't return back from the polled mode properly
>>> (on a rebooted, unstuck system), but re/plugging it made it work
>>> again.
>>
>> OK.  I'm guessing that if 'reboot' works, that's the next command
>> after gathering status, so I can live with that.
> 
> No, the system was wedged in tstile.  issuing reboot at the ddb prompt
> results in the kernel being stuck in "syncing disks".
> 
> 
>>>> "Option" because it also has "Alt" printed on it in smaller
>>>> letters.  Not sure that's correct...  How do I find out?
>>>> "wsconsctl map" gives (among others)
>>>>
>>>> keycode 226 = Cmd2 Alt_L
>>>> keycode 227 = Cmd Meta_L
>>> [...]
>>>> and "wsconsctl map" shows (among others)
>>>>
>>>> keycode 41 = Cmd_Debugger Escape
>>>>
>>>> However, there's no telling which modifiers one needs to use to
>>>> trigger "Cmd_Debugger", and it certainly doesn't follow the
>>>> pattern of the others, e.g.:
>>>>
>>>> keycode 4 = a A
>>>>
>>>> etc.  The ESC key certainly doesn't do "Cmd_Debugger" when
>>>> pressed un-shifted(!).  So I have problems translating the code
>>>> and admin command output into practice.  "Help!"
>>>
>>> No Cmd1?
>>
>> Well, yes:
>>
>> malus# wsconsctl map | grep Cmd
>> keycode 41 = Cmd_Debugger Escape
> [...]
>> keycode 224 = Cmd1 Control_L
>> keycode 226 = Cmd2 Alt_L
>> keycode 227 = Cmd Meta_L
>> malus#
>>
>>> If you look a bit earlier in wskbd.c you can see that to activate
>>> Cmd_Foo mapping the driver checks that either Cmd is pressed or Cmd1
>>> and Cmd2 are pressed.  So I guess Command-Esc (i.e. Cmd +
>>> Cmd_Debugger) should do the trick for you.
>>
>> So ... that would be Meta_L + ESC?  But which key is Meta_L? The
>> "Apple / clover" key?
> 
> Yes.  I brought over the period-appropriate apple keyboard and tried
> it and both Ctrl-Option-Esc and Command-Esc (i.e. Clover-Esc) work.
> And the keyboard then works fine after continue too.
> 
> 
> -uwe
>