Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 24 Feb 1997 22:18:40 +0100
From:      j@uriah.heep.sax.de (J Wunsch)
To:        hackers@FreeBSD.org
Cc:        mcgovern@spoon.beta.com (Brian J. McGovern), pc012@seqeb.gov.au (patrick collins)
Subject:   Re: Driver question on interval execution (polling?)
Message-ID:  <Mutt.19970224221840.j@uriah.heep.sax.de>
In-Reply-To: <331106DC.2781E494@whistle.com>; from Julian Elischer on Feb 23, 1997 19:11:24 -0800
References:  <199702240127.UAA04260@spoon.beta.com> <331106DC.2781E494@whistle.com>

next in thread | previous in thread | raw e-mail | index | archive | help
As Julian Elischer wrote:

> the calls you want are 
> timeout(9) 
> untimeout(9)
> tsleep(9)
> and wakeup(9)
> not all have man pages yet

This time you err, Julian. :-)  All of them have man pages already.

OTOH, if your card design is not yet finalized, you might add a timer
of your own onto the card, and have it raising an interrupt to your
driver.  That's probably more efficient than the rather high overhead
of the timer queue.

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Mutt.19970224221840.j>