Newsgroups: comp.os.minix
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From: cwr@crash.cts.com (Will Rose)
Subject: Re: Using com3
Organization: CTS Network Services (CTSNET), San Diego, CA
Date: Sun, 2 Jul 1995 06:37:21 GMT
Message-ID: <DB2t2A.4D@crash.cts.com>
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Meru Brunn (mbrunn@gpu2.srv.ualberta.ca) wrote:
: Richard S. Hendershot (rhend@infinet.com) wrote:
[...]
: 	I think that there is only support for com1 and com2 in the
: kernel. I had the same problem getting my modem on com4 working.
: I took the easy way out and just changed the IO address to that
: of my modem (in rs232.c). Now tty2 points to com4. Stupidly enough,
: after rebuilding the kernel, I seem to have nuked ps. When I try to
: run it I get a "can't read /dev/kmem" or something. And I can't 
: rebuild /etc/psdatabase with ps -U 'cause I don't have enough core
: (386 with 2M). Ah well, one kernel for using the modem, and one for
: using ps. :-\

You need to be root to run ps -U, I'm pretty sure, but lack of memory
shouldn't be a problem. (I use a ps without -U, so I'm not certain.)

[...]
: 	Unfortunatly, job control is one thing that Minix lacks. Job
: control was probably too expensive a luxury for the class of machines
: that Minix was originally intended to run on (640k 8088).

No, it's missing because Posix job control is a truly revolting
spectacle... (ast, extensively paraphrased).

Will
cwr@crash.cts.com

