Mail Archives: djgpp/1997/06/09/04:14:26
> From: Eli Zaretskii
> To: Aylott Mark
> Cc: DGJPP Newsgroup; Charles Sandmann
> Subject: Re: DPMI Host limited to 64MB physical memory on Compaq PC ??
> Date: Thursday, 5 June, 1997 11:12AM
>
>
> On Wed, 4 Jun 1997, Aylott Mark wrote:
>
> > Thanks for the reply and ideas. I have ditched all 3rd party memory
> > drivers ( blank config.sys ), and loaded nothing in the autoexec.bat
> > so it's using CWSDPMI
> >
> > My memory test program mallocs 1 meg blocks until it can't anymore.
> > Now I get 13MB of memory. The dpmi info call reports 3840 physical
> > pages ( = 15360 kBytes )
>
> What does go32-v2 print when invoked with no arguments?
>
When I run go32-v2 I get :
DPMI memory available 15627 kb
DPMI swap spcae available 0 kb
> > With HIMEM.SYS /EISA loaded I get 62MB
To be precise when I run go32-v2 I get :
DPMI memory available 62667 kb
DPMI swap spcae available 0 kb
> >
> > So it seems that CWSDPMI is not seeing all 128MB.
>
> This might also be due to what BIOS reports. Charles, can it be that the
> value in CMOS wraps around at 64MB and therefore CWSDPMI thinks it has
> fewer memory than actually available? This is about a machine that has
> 128MB physically installed. Did you ever happen to run on such systems?
>
This does look like a BIOS problem, any ideas ?
Thanks,
Mark
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