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1 messages
1 total messages Started by John Lauro Wed, 13 Jun 1990 01:40
Developing a 386 operating system
#716
Author: John Lauro
Date: Wed, 13 Jun 1990 01:40
31 lines
1909 bytes
I am about to start designing a complete operating system from
the bottom up.  It will be similar in power of Unix, but be much
more efficient with memory and other resources.  If it is ever
completed, the package with source will be distributed either under
the GNU license, or as shareware.

I am lacking the skills necessary in the following areas, and would
like information (or at least a reference) on them.
   - Interrupt driven hard drive access (standard MFM for now)
   - Low level keyboard I/O
   - Getting the 386 in protected mode from either a boot disk, or
running a program from dos.  (DOS file access does not need to be
preserved, so I don't want to spend the $$$ for a DOS extender.)

(I have some knowledge of the last two, but have no references at all
for hard drive access except through dos/bios.)

Much of the memory management, file structure, signals, and pipe handling
is planned out in a way to use the 386 to it's fullest potential.

I am also interested in anyone who would be interested in working
on this project with me, via correspondence through email.  (They should
have a 386 or 386SX with some hard drive space to spare.)

Flamers:  I know the world may not need another, or want another os.
This is for my own experience.  Recommendations (via email) as to a
more appropriate newsgroup are welcome.

Thanks for any help or suggestions.

   - John Lauro     john_lauro@ub.cc.umich.edu
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