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| From: indi (all posts)
Date: 2001-08-01
Subject: Re: Castle Master once again
|
On Tue, 31 Jul 2001 11:50:37 +0200, you wrote:
>Hello there!
>
>On 26 Jul 2001, at 10:42, Mike Dailly wrote:
>
>> I checked this game on my emulator... and it works fine... Digisound
>> and all... So, I can tell you that the bits IRQ are ONLY set until a
>> CLI, then once the CLI happens "IF" the irq is flagged to generate an
>> interrupt, one will happen directly after the CLI.
>
> You were right Mike, it is working for now in my emulator too. BTW
>the problem was: I checked for interrupts only at the end of every
>raster line. So it means this code was not working:
Of course you MUST check for interupts every cycle for timers etc...
And since its only 1 IRQ mack, you end up checking them all anyway...
DIGI stuff, and some protectors depend on this...
Good to know its working now though!
> CLI
> NOP
> SEI
>
>if the irq is waiting for completion before the CLI command. I added
>an extra check at the CLI command execution.
>
> I just wrote this thing to the emulator writers, maybe somebody
>would learn from it.
>
>Bye:
>
> Almos Rajnai
>
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>| Rachy of Bi0Hazard | PowerAmiga owner | http://amigos.amiga.hu/rachy/ |
>|e-mail: racs@fs2.bdtf.hu| No Risc No Fun! | ATO Hungarian member |
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