20 ms·
DOS was simple enough that it can be considered essentially bug free. And in an embedded setting there are not going to be TSRs (you just boot directly into the
by bonzini 6y ago
DOS was simple enough that it can be considered essentially bug free. And in an embedded setting there are not going to be TSRs (you just boot directly into the application) and probably no DOS calls during the runtime. You would only use disks for special operations such as software updates.
- pjmlp 6y agoAh such a lucky one, never crashing DOS code, I guess you never used MS-DOS 4, nor had the experience of porting code across PC-DOS, MS-DOS and DR-DOS.
- bonzini 6y agoSome DOS versions were better than others. But often the cause was non portable code on the applications. That wouldn't apply if the DOS version is frozen.