Re: [Freedos-devel] Where to start and continue?

Hi, On 10 Jan 2023, at 10:13, Knedlik wrote: > Hello all again, > thanks for all the responses. Definitely useful stuff. I’d just like to > respond to the concerns regarding the VM - I’m afraid I don’t have any > silicon able to run FreeDOS. My main computer is not only an overkill (Ryzen > 5

Re: [Freedos-devel] Where to start and continue?

Hi, On 9 Jan 2023, at 19:51, Knedlik wrote: > Any help with places to learn this stuff will be appreciated. the Internet Archive has many good (old) books on MS-DOS/PC development that are still valid today: Greetings Carsten

Re: [Freedos-devel] Why there is no two versions of FreeDOS: 16 bits and 32 bits?

Hi, On 25 Aug 2022, at 13:50, Bitácora de Javier Gutiérrez Chamorro wrote: > I do not think it will be that easy. It is probably hitting the 16 unsigned > int range, and also accounting that large memory model only allows to > allocate blocks of up to 64K (you are looking for huge). yes, or

Re: [Freedos-devel] Why there is no two versions of FreeDOS: 16 bits and 32 bits?

Hi, On 25 Aug 2022, at 9:41, Paul Dufresne via Freedos-devel wrote: > While thinking about 64k limit for edit... I come to think about 16 bits and > 32 bits programs... > the 64kb limit is an artificial limit in the source code of the "edit" tool:

Re: [Freedos-devel] Why there is no two versions of FreeDOS: 16 bits and 32 bits?

Hi, On 25 Aug 2022, at 11:07, Paul Dufresne via Freedos-devel wrote: > Would it be possible to have edit.exe for 64k less files... edit32.exe for > bigger files... and edit.bat that would check fif the requested file to edit > is bigger than 64k and then call edit32 on the file, else edit.exe

Re: [Freedos-devel] Why there is no two versions of FreeDOS: 16 bits and 32 bits?

Hello Paul, On 25 Aug 2022, at 9:41, Paul Dufresne via Freedos-devel wrote: > While thinking about 64k limit for edit... I come to think about 16 bits and > 32 bits programs... > > Why there is no two separate versions of FreeDOS, one for 16 bits CPUs (8086) > and one for 32 bits CPU (386+)? >

Re: [Freedos-devel] Does FreeDOS (or something) sometime automatically break up an hard disk in 2GB sub-disks?

Hi, On 6 Oct 2021, at 23:12, Steve Nickolas wrote: > On Wed, 6 Oct 2021, tom ehlert wrote: > >> users will have FAR more than 60 GB disk size and you can have only 24 drive letters from C: to Z: >> >>> Up to 32 under some DOS/Windows versions: >>>

Re: [Freedos-devel] Problems in your head?

Hi Tom, On 21 Jun 2021, at 10:07, tom ehlert wrote: > Hallo Herr Paul Dufresne via Freedos-devel, > > am Montag, 21. Juni 2021 um 02:20 schrieben Sie: > >> Frankly, this is in part a note to myselft... but could be >> considered a follow-up to me trying to compile gnuchess. > > so you are

Re: [Freedos-devel] Additional notes on Games

Hi Jim, On 16 Jun 2021, at 21:01, Jim Hall wrote: > Instead of PakuPaku, what about some other "PacMan"-like game instead? > For example, there's Double PacMan, at > https://breadbingames.itch.io/double-pacman > (source code at https://github.com/moonorongo/doublePalman .. GNU GPL > in the 'src'

Re: [Freedos-devel] Additional notes on Games

Hi Jim, On 16 Jun 2021, at 21:01, Jim Hall wrote: > * Magnetic says in the startup that it is an interpreter for Magnetic > Scrolls games. but there aren't any Magnetic Scrolls games installed > with it, so I can't play anything with it. GNU GPL, but the game > doesn't seem useful without any

Re: [Freedos-devel] Time to end with diskette DJ system? (aka famtom drives?)

Hi, On 31 May 2021, at 22:41, Eric Auer wrote: You say, OK, you can hook a INT 2Fh in your application. But why the application programmer should hook some interrupts? The book "DOS Internals" by Geoff Chappell (https://www.geoffchappell.com/notes/dos/internals/index.htm) has a good

Re: [Freedos-devel] Time to end with diskette DJ system? (aka famtom drives?)

Hello Eric, On 31 May 2021, at 14:39, Eric Auer wrote: Hi Mercury, Steve, Carsten and Ladislav: You are all ignoring the fact that you can simply use the already existing API to provide your own, graphical floppy change (or DJ mechanism) dialogue. There is no need to re-invent the wheel! INT

Re: [Freedos-devel] Time to end with diskette DJ system? (aka famtom drives?)

Hi Ladislav, On 30 May 2021, at 23:44, Ladislav Lacina wrote: Maybe is a time to consider whether to break the MS-DOS compatibility about handling the one physical diskette drive as two logical drives - A: and B: It maybe had some reason in 1982 but now? the same reason that was valid in

Re: [Freedos-devel] DPMIone DPMI 1.0 Server is now open source (GPLv3)

Hi, On 4 May 2021, at 17:01, Carsten Strotmann wrote: The license has been changed by the original author from commercial license to free software (GPLv3) in April. correction: the readme was updated to reflect the license, but it seems the code was GPLv3 all the time. Sorry

[Freedos-devel] DPMIone DPMI 1.0 Server is now open source (GPLv3)

Hi, I just stumbled upon the GitHub repo of DPMIone at The license has been changed by the original author from commercial license to free software (GPLv3) in April. This DPMI server might be a nice addition to FreeDOS. Greetings Carsten

Re: [Freedos-devel] RC4 - list of licenses

Hi Jerome, thanks for all the good work around FreeDOS. On 4 May 2021, at 11:19, Jerome Shidel wrote: > On May 4, 2021, at 3:41 AM, Carsten Strotmann wrote: Hi, On 3 May 2021, at 22:29, Eric Auer wrote: RAREAD - doubts about use RAWRITE - doubts about use UNRTF - doubts about

Re: [Freedos-devel] RC4 - list of licenses

Hi, On 3 May 2021, at 22:29, Eric Auer wrote: RAREAD - doubts about use RAWRITE - doubts about use UNRTF - doubts about use XFDISK - doubts about use SQLITE - doubts about use I find the packages above very useful and they should be part of the distro, if possible. Greetings Carsten