Is it possible to detect a delay without a clock? I suppose this is also not infallible since accelerators could trigger it. On Thu, Dec 29, 2016 at 1:28 PM, Michał Pleban <lists@michau.name> wrote: > Hello! > > silverdr@wfmh.org.pl wrote: > > > If we want to keep compatibility - I am afraid the answer is "yes". A > simple example: a program uses the RAM area under KERNAL as a temporary > storage and reads from the consecutive addresses there. I know for a fact > that such programs exist. So you would need to monitor the configuration > bits or the _CS or ... The next example is copying KERNAL from ROM to RAM - > lots of programs to this in order to modify a few things in the KERNAL. > Here monitoring the _CS won't help as the program reads from ROM locations > and you know what happens when you don't differentiate between the _RST > induced reads and the same done by the program. > > This is a valid point. As Gerrit said, you cannot distinguish the CPU > reading the reset vector during the RESET, and the CPU reading the reset > vector as a part of some user code. > > So it looks like the only thing you can do is to hook some more control > signals from SID or VIC. > > Regards, > Michau. > > > > > Message was sent through the cbm-hackers mailing list > Message was sent through the cbm-hackers mailing listReceived on 2016-12-29 19:00:52
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