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Bunch of questions on FreeDos (memory managers) (Users)

posted by Misha E-mail, RU, 29.06.2010, 03:28

> > my graphic card is scaling (to-fit) standard video modes and that really
> sucks.
>
> What modes ? All ???
Yes, after bios is loaded everything becomes stretched. Is it surprise to you? But there is no control of this feature in bios setup util. Would be nice if FreeDOS will manage this via boot config, so user can define scaling factors for common video modes. So in my case this would be 2 for 320x200 and 320x240 and 1 for 640x480. I suppose it a known (not for me) bios flag. I will be happy seeing circles as circles, not ovals. :-)

> > If you ever install Ubuntu or Debian or Fedora,
>
> NEVER
I don't know why, I don't think i'll be using that ^^. Maybe because best memories of working on computers are with Dos. Those short filenames aligned in NC panels are nice-looking, you know... I notice serios devices like videocameras also use short filenames, any suggestions why?

> VESA - a software standard to access graph card with INT $10 from
> real mode and partially also from protected mode
I have looked thru several online documents about VESA . I am wondering, some people say there is no 2d acceleration of Dos programs without appropriate drivers, but I was in confidence that some standard techiques like bringing raw bitmap data to video memory must be defined by default superfast primitive functions which maybe doesn't even require an OS. But these are just my superficial thoughts.
Anyway I am in the mood of learning something low-level rather then using other's huge/not so huge libraries without understanding. I dont care much about cross-platform compatibility, also.

---
[X] Don't use LFN

 

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