DOS ain't dead

Device drivers: Changing the attribute word at install time? (Developers)

posted by glennmcc  , North Jackson, Ohio (USA), 03.10.2023, 03:43

> I'm writing my first device driver and I'd like it to run on DOS 2.1 and up
> without providing different versions. (I'm going to ignore DOS 4.x here.)
>

"When did MS-DOS 2.1 come out?

MS-DOS 2.1 was released in November 1983, designed for the IBM PCjr.
It introduced support for half-height disk drives and ROM cartridges."

Sheesh... And I thought I was messing with old-as-dirt stuff
by working with this circa 1997 P-II machine.

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http://glennmcc.org/

Complete thread:

• Device drivers: Changing the attribute word at install time? - mbbrutman, 02.10.2023, 23:47 (Developers)
  • Device drivers: Changing the attribute word at install time? - glennmcc, 03.10.2023, 03:43
  • Device drivers: Changing the attribute word at install time? - mbbrutman, 03.10.2023, 20:21
    • Device drivers: Changing the attribute word at install time? - ecm, 03.10.2023, 20:56
      • Device drivers: Changing the attribute word at install time? - mbbrutman, 03.10.2023, 21:26
        • Device drivers: Changing the attribute word at install time? - tkchia, 03.10.2023, 21:32
          • Device drivers: Changing the attribute word at install time? - mbbrutman, 03.10.2023, 22:48
          • Device drivers: Changing the attribute word at install time? - tom, 04.10.2023, 23:43
  • Device drivers: Changing the attribute word at install time? - tkchia, 03.10.2023, 21:28
    • Device drivers: Changing the attribute word at install time? - mbbrutman, 03.10.2023, 22:51
      • Device drivers: Changing the attribute word at install time? - bretjohn, 06.10.2023, 21:35
        • Device drivers: Changing the attribute word at install time? - mbbrutman, 07.10.2023, 20:42
          • Device drivers: Changing the attribute word at install time? - bretjohn, 09.10.2023, 19:17
            • Device drivers: Changing the attribute word at install time? - mbbrutman, 02.11.2023, 19:39
  • Device drivers: Changing the attribute word at install time? - Rugxulo, 23.11.2023, 22:15