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Machine Type wrongly detected. An XT machine is displayed as being AT type.

3

Found a bug in the machine detection code. To reproduce it: Windows 10 PRO emulating an old PC XT using 86Box 3.11 (https://86box.net/) In Settings I chose: Machine type: 80286...

Feature request: Add a small HELP

1

Could you please consider adding a simple help screen? Perhaps by binding it to the F1 key and placing a hint on the editing screen like "F1=Help". It should simply...

The COLOUR config.sys statement causes screen corruption on MDA displays

7

While it is obvious that the COLOUR statement should be taken advantage when used on EGA or better display, on MDA displays, instead of being ignored or having some fallback...

An improvement over startup files in the EDR-DOS disk image.

2

I have fully commented on a skeleton default CONFIG.SYS and added an AUTOEXEC.BAT. The value is in the comments for users to aid them in the understanding of the basic...

Two different shells present the exact same two bugs only if using EDR-DOS kernel

13

PsysTechSoft PTS-DOS 32 and V Communications DOS98 shell interpreters show the exact same anomalies: CTTY CON (or whatever other char device) **Invalid device** CLS **Changes the font color to blue.**...

INT 21h AX=7300h is not properly implemented in EDR-DOS kernel

8

I have found out this code does not work with the EDR-DOS kernel. Tested it working properly in MS-DOS 8 (unofficial), ROM-DOS 7.1 and FreeDOS 1.4 The snippet comes from...

FASTOPEN external command improvement on both size reduction and extended information for the user.

1

This version of FASTOPEN was designed exclusively for DR-DOS, Enhanced DR-DOS, OpenDOS, Novell DOS, and its siblings. Not suitable for MS-DOS, PC-DOS and many others. Generally speaking, FASTOPEN is usually...

CPU386 config.sys statement not implemented.

13

The CPU386 statement is present in latest DR-DOS versions (post OpenDOS 7.01). It allows cpu discrimination within the config.sys and prevents crashes when booting non-386 or better systems. As a...

Instead of crashing, make JEMMEX quit with a simple text message when CPU is unsupported.

4

Hi, Could you please add at the start of JEMMEX, a 386+ CPU check? So that when the CPU is unsupported, JEMMEX just quits, indicating the error and not crashing...