Re: [hatari-devel] Error dialog needs cold reset button

[David Savinkoff <dsavnkff@xxxxxxxxx>]

----- Nicolas Pomarède wrote:
> Le 08/03/2015 11:29, Eero Tamminen a écrit :
> > Hi,
> >
> > David, do you have a reproducible test-case for this?
> >

Yes, but the crash is probably supposed to happen.
(I found it while randomly stomping about)

MX_LI demo run in ST mode with 512KB RAM on
latest Hatari with etos192uk 0.9.4

I trust the SDL gui will get fixed properly.
Good day.

> >
> > On lauantai 07 maaliskuu 2015, Thomas Huth wrote:
> >> I think this should be solved in a different fashion: The dialog
> >> already says "CPU halted", but in fact it does not halt the CPU.
> >> When the CPU would have really been stopped, there would be no further
> >> exceptions - and the user could decide whether to bring up the main GUI
> >> or to reset the emulator via shortcut or to quit directly or to enter
> >> the debugger.
> >
> > I'm in favor of this approach.
> >
> > Unless one is developing/debugging one's own program, I think main cause
> > for these kind of situations is wrong HW configuration, so going into
> > options GUI is best as it allows fixing the HW config besides
> > reseting & quitting the emulation.
> >
> > I.e. in addition to halt, the dialog should probably be changed into:
> > ----------------------------------------------------------
> > 	<Error>  =>  CPU halted!
> >
> > 	Likely reason for the error is wrong HW configuration.
> > 	Invoke Options GUI (or cancel to continue debugging)?
> >
> > 		[ OK ]  [ Cancel ]
> > ----------------------------------------------------------
> >
> > This will need some extra variable that tells emulation to invoke
> > Options once emulation gets back to main loop.
> >
> >
> >> Nicolas, what do you think?
> >
> >
> 
> Hi, although double bus error can create the 'halt' state, it can also 
> be triggered in some game/demo protections, so I would not put a text 
> about "wrong HW config" (in fact in nearly all cases, I never saw a 
> 'halt' due to wrong HW in ST)
> 
> I think a message "exception during exception, cpu is halted, press OK 
> to reset"
> 
> Note that when CPU is halted, DMA sound should still play when in STE 
> mode for example. This is not the case at the moment, because that's 
> really a corner case, so just stopping everything and doing the 
> equivalent of 'alt+c' when user click OK seems ok to me.
> 
> Nicolas
> 
> 
>