Author: Harald Faber
Date: 07:19:15 02/03/99
Go up one level in this thread
On February 03, 1999 at 09:45:57, Robert Hyatt wrote: >>So this sounds OK, auto232 is a TSR program (right?) and Rebel is the other >>program so the use of HIMEM seems to be necessary. BTW AFAIK MCP also works with >>himem. >> >>>All in all we need some time to figure this all out and in order to release >>>an auto232 version that plays chess as the normal Rebel10 does and >>>is not handicapped by external drivers. >>>Ed Schroder >> >>Did you check this phenomenon also with Rebel9 or 8? > > >first, the above description of himem is _wrong_. running under dos, there is >_nothing_ to be done to 'protect' memory, which is one of the great gaffes of >the dos O/S design... have you never written a program that clears _all_ of >memory and hangs the system? Because you cleared the O/S (dos) as well? So >_anybody_ can write into your memory, you can write into anybody's memory. > >First level of damage assessment should be to find a copy of 'purify' or some >such program and run Rebel in it. This detects memory leaks, bad stores, bad >loads, etc... slows it way down, but it finds a lot of memory-related problems. > >If it is the auto232 driver, you are probably stuck... move to an O/S that does >memory protection (windows, unix, etc) and that problem will go away, if it >isn't something in your program doing this... So what can you suggest to find out if a) the autoplayer has a bug (I don't believe it) b) Rebel has a problem or c) the built-in auto232-driver in Rebel has a problem?
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