Re: [MiNT] MP on Hades 040

[Odd Skancke <oskancke@online.no>]

 Hey!

On Fri, 28 May 1999, Thomas Binder wrote:

> Hi!
> 
> On Fri, May 28, 1999 at 07:55:39PM +0000, Odd Skancke wrote:
> >  Ok, this is kinda what I  thought it was, but Thomas says that it is
> > accesses to "unexistent" memory, i.e., an access was made to an address
> > that had an invalid root, pointer or page level descriptor.
> 
> No, I didn't say that. I said that MiNT reports "hardware" whenenver the
> access address is not within user RAM, so this could either be because
> non-existant memory was accessed, or some hardware register was accessed
> incorrectly or without sufficient permissions (i.e. from user mode).
> 
> Actually, "private" and "free" are those types caused by an invalid
> descriptor (when the AA is /inside/ the user RAM area), as this is the
> way the memory protection code marks unused pages or private pages
> belonging to other processes. Everything that causes an access error
> exception from outside the user RAM area is always considered being type
> "hardware".
> 
> OK?


 Ok :) That was infact what I meant by "unexistant" memory. But, as usual
I didn't explain myself very well ;-)



 Odd skancke - ozk@atari.org