Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!maverick.ksu.ksu.edu!phobos.cis.ksu.edu!epa From: epa@phobos.cis.ksu.edu (Eric P. Armstrong) Newsgroups: comp.realtime Subject: Re: AmigaDOS as realtime system? Message-ID: Date: 21 Feb 91 17:27:18 GMT References: <21695@yunexus.YorkU.CA> Sender: news@maverick.ksu.ksu.edu (The News Guru) Organization: Kansas State University Lines: 26 shields@yunexus.YorkU.CA (Paul Shields) writes: >tims@infidel.lanl.gov (Tim Sullivan) writes: >>I just saw a posting in which AmigaDOS was described as a realtime >>multitasking operating system. Can anyone shed light on its realtime >>abilities? >Well, the exec is a real-time kernel called Intuition, with Actually there are three parts to the Amiga operating system. There is the executive kernel that does what is described below. The second part is AmigaDOS which handles the file system. And then there is Intuition, which is the windowing manager. If you wish you can toss out any or all of the 3 parts, although this reduces some of the features of the system. But on a dedicated system this may be desireable. >prioritized interrupt response and task scheduling, message passing & >semaphores, asynchronous i/o, shared memory, and lots of hooks into >dynamic exec data structures. Well-documented system calls make >extensions such as a new device driver easy to install and use in >a running system. ---- Eric Paul Armstrong Kansas State University Bitnet: ericpaul@ksuvm.bitnet Internet: epa@phobos.cis.ksu.edu Brought to you by Super Global Mega Corp .com