Re: [Tuxnes-devel] Use of mmap ()

[Mike M. <mel...@pc...>]

On Tue, 14 May 2002, W. Michael Petullo wrote:

> The comment makes me wonder why malloc was not used.  I am not familiar
> with the MAP_ANON option.
> 
> Also, in mapper.h things like _RAM point to hard-coded addresses, in
> this case 0x10000000.  Again, why is this done?  GNU as will assume that
> undefined variables are, to use C's syntax, extern, so _RAM could just
> be defined as a char * in mapper.c.

	The best answer for all of your questions is: "Because that's the
way quor originally wrote Nestra." It's the kind of thing that worked and
no one ever really understood it or had a reason to try to change it, even
though they had an inkling that it may not have been the most rational
thing to do.

> I'm trying to get the dynrec. code to lay nicely with my new emulator
> interface.

	Do what it takes. If you haven't noticed, you're currently the
primary contributer to TuxNES...:)

	Thanks...
--
	-Mike Melanson