Re: [ros-dev] DOS Subsystem.

[David Johnson]

Ausome! Lets do it!

On 11/28/05, Jerry <crashfourit(a)gmail.com> wrote:
>  
>  I want it to be one of many possible options.
>  The idea is that when you run a Open Gem program in ReactOS it will look
>  like a Windows program.  I.E. The Open Gem part of the Dos subsytem would
>  translate the GEM GUI calls to Win32 or Win-NT API calls, making it look
>  like a windows program.
>
>  David Johnson wrote:
>
>  So you want OpenGEM 5 to replace DosShell?
>
>  On 11/28/05, Jerry <crashfourit(a)gmail.com> wrote:
> >  
> >  I'm interested in starting to code the DOS subsystem.
> >
> >  So I am going to list some possible design principles:
> >
> >  Avoid excessive switching from V86 mode and Protected mode.
> >  Limit direct access to system hardware by DOS programs (especially IO).
> >  Must differentiate CPU exceptions and Software interrupts.
> >  Each DOS process would have its own private first Megabyte of Memory.
> >  At least DPMI v. 0.9 support.
> >  Dos API support (Including Long File Name support.)
> >
> >  Possible design additions:
> >  Native handling of DJGPP DPMI programs (I.E. skip DJGPP stub-loader and
> >  jump directly to the DJGPP COFF image).
> >  Open GEM <http://gem.shaneland.co.uk/> GUI API Support.
> >  Bios and Video ROM virtualization.
> >
> >  Additions, subtractions, modifications, or comments anyone?
> >  _______________________________________________
> >  Ros-dev mailing list
> >  Ros-dev(a)reactos.org
> >  http://www.reactos.org/mailman/listinfo/ros-dev
> >
> >
> >  
>
>  --
>  David Johnson
>  http://www.davefilms.us
>
>  ------------------------------
>
>  _______________________________________________
>  Ros-dev mailing list
>  Ros-dev(a)reactos.org
>  http://www.reactos.org/mailman/listinfo/ros-dev
>
>
>  _______________________________________________
>  Ros-dev mailing list
>  Ros-dev(a)reactos.org
>  http://www.reactos.org/mailman/listinfo/ros-dev
>
>
>  

--
David Johnson
http://www.davefilms.us