Re: Future of ELKS

Chad Page
2004-05-22T17:00:24Z

On Sat, 22 May 2004 jb1@btstream.com wrote:

> 5550:0010 and 5551:0000 are the same memory location. It's up to the
> programmer or the operating system to prevent the 5551:XXXX area from
> being corrupted by something that should only alter 5550:000X.

Unfortunatly there isn't anything the OS can do in real mode to
prevent it... some fancier 808x boxes had some level of hardware memory
protection, and it was added to the 286 in protected mode.

- Chad