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Re: [CPROG] cursor pos



On Fri, 15 Oct 1999, you wrote:
> On Fri, Oct 15 1999, Morten Olsen wrote:
> > Well, SVJV er det muligt på en 386 at skifte frit imellem Real og
> > Protected mode (det var vist ikke muligt på en 286!)
> > 
> > Ellers ville det heller ikke være muligt for PCI koden at hente
> > oplysninger fra BIOS'en hvilket den kan gøre. Windows 95/98 bruger SVJV
> > BIOS til disktilgang, men kører jo trodsalt noget af koden i protected
> > mode.
> > 
> > http://www.it.dtu.dk/~jsm/49275/386/s14_05.htm
> > 
> > læser jeg også som om det er muligt, men det tager pokkers lang tid.
> 
> Jeg går ud fra at vi snakker Linux her, siden er er sslug-cprog.
> Så kunne jeg godt tænke mig at se et stykke kode som skifter
> CPU'en til real mode... For at opsummere hvad der allerede er
> sagt her, det er _ikke_ muligt at gøre brug af BIOS kald
> som man gjorde i DOS.

  Nej, som sagt så afhænger kaldet jo af OS/PSprog, og hvad for nogle regler
disse stiller.
 > 
> -- 
> *  Jens Axboe <sslug@sslug>
> *  Linux CD-ROM Maintainer
> *  http://www.kernel.dk



 
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