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Mail Archives: djgpp/1995/05/31/14:41:42

Date: 31 May 95 19:36:34 +0100
From: Gisle Vanem <Giva AT bbb DOT no>
To: djgpp AT sun DOT soe DOT clarkson DOT edu
Cc: Giva AT bbb DOT no
Subject: Re: dpmi DS:VRAM hack

 
Charles Sandmann wrote:
>> V2.0 is a DPMI-only environment.  I planned to have a global variable
>> __djgpp_convmem_offset which would be maintained by sbrk() *IF THIS
>> FEATURE WAS AVAILABLE* which could be added to a pointer to access
>> physical memory.
 
Another solution to all these far-memory tricks (and hacks) would be
real far-pointers. How difficult would it be to implement this in
GCC ? This is a FSF issue I presume, but the djgpp community has lot
of pull there.
 
far-pointers are one of the nice things of e.g. Metaware HighC, and the
lack of it in GCC is one of the things that holds me back from
switching. Does anybody know if Metaware C (for Unix) is compatible with
GCC. Could it be used to develop djgpp programs.
 
Gisle Vanem        --- Nera TeleCommunication. tel. +47-55-225633
SW.Eng                 P.O.Box 10,             fax. +47-55-225521
                       N-5061 Kokstad, NORWAY  email:giva AT bbb DOT no
                                                     gv AT nera DOT no
 

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