From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,be0ffa00e7ee1ac6 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2002-05-01 15:34:17 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!kibo.news.demon.net!news.demon.co.uk!demon!pogner.demon.co.uk!not-for-mail From: Simon Wright Newsgroups: comp.lang.ada Subject: Re: An OS in Ada, why not RTEMS ? Date: 01 May 2002 23:24:38 +0100 Organization: Pushface Sender: simon@smaug.pushface.org Message-ID: References: <3ccc6101.151852253@news.cis.dfn.de> NNTP-Posting-Host: pogner.demon.co.uk X-NNTP-Posting-Host: pogner.demon.co.uk:62.49.19.209 X-Trace: news.demon.co.uk 1020292411 nnrp-08:15578 NO-IDENT pogner.demon.co.uk:62.49.19.209 X-Complaints-To: abuse@demon.net User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Xref: archiver1.google.com comp.lang.ada:23374 Date: 2002-05-01T23:24:38+01:00 List-Id: James Ross writes: > On 29 Apr 2002 06:19:17 +0100, Simon Wright > wrote: > >> Unless some GNAT guru steps in and proves otherwise, I don't think > >> it will be possible to create an OS from scratch using the free GNAT > >> unmodified. If this were not a hobby project, of course I would be > >> willing to purchase the Professional GNAT version. Certainly it is > >> possible to do it there :) > > > >What aspects of GNATpro (GNATPro?) did you have in mind? > > I am specifically referring to the ability to output an executable > that does not rely on any underlying OS. If put in embedded terms: > To run a GNAT compiled program from EPROM and nothing else. No Disk, > LAN, etc ... All I am saying is that *surely* this is possible on a > PC platform and supported in the GNATPro version is it not? And, > that I am pleased enough with the free GNAT version, that if this > were a serious project, I would look into buying their pro product. It sounds to me as though you think it _ought_ to be available. There is the high-reliability version (used to be called GNORT, has a new name now), and I see at www.gnat.com that there are bare-board solutions. They certainly aren't described there at all (contact sales ...)