From b35bc23d450a6f1e56cef277abc378249010350b Mon Sep 17 00:00:00 2001 From: wiz Date: Tue, 4 Sep 2001 04:01:49 +0000 Subject: [PATCH] Add hz(9) man page. --- share/man/man9/Makefile | 4 +-- share/man/man9/hz.9 | 64 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 66 insertions(+), 2 deletions(-) create mode 100644 share/man/man9/hz.9 diff --git a/share/man/man9/Makefile b/share/man/man9/Makefile index 15855659a426..c039eb35027c 100644 --- a/share/man/man9/Makefile +++ b/share/man/man9/Makefile @@ -1,4 +1,4 @@ -# $NetBSD: Makefile,v 1.89 2001/09/04 03:02:19 wiz Exp $ +# $NetBSD: Makefile,v 1.90 2001/09/04 04:01:49 wiz Exp $ # Makefile for section 9 (kernel function and variable) manual pages. @@ -8,7 +8,7 @@ MAN= access.9 altq.9 arp.9 audio.9 autoconf.9 bitmask_snprintf.9 \ callout.9 cardbus.9 cnmagic.9 config.9 cons.9 copy.9 cpu_reboot.9 \ ctxsw.9 disk.9 disklabel.9 \ dopowerhooks.9 doshutdownhooks.9 driver.9 ethersubr.9 evcnt.9 \ - extent.9 fetch.9 fork1.9 humanize_number.9 in4_cksum.9 inittodr.9 \ + extent.9 fetch.9 fork1.9 humanize_number.9 hz.9 in4_cksum.9 inittodr.9 \ intro.9 ioasic.9 ioctl.9 isa.9 isapnp.9 kprintf.9 kthread.9 \ linedisc.9 lock.9 log.9 malloc.9 mbuf.9 \ memcmp.9 memcpy.9 memmove.9 memset.9 \ diff --git a/share/man/man9/hz.9 b/share/man/man9/hz.9 new file mode 100644 index 000000000000..10cf0afa4447 --- /dev/null +++ b/share/man/man9/hz.9 @@ -0,0 +1,64 @@ +.\" $NetBSD: hz.9,v 1.1 2001/09/04 04:01:49 wiz Exp $ +.\" +.\" Copyright (c) 2001 The NetBSD Foundation, Inc. +.\" All rights reserved. +.\" +.\" This code is derived from software contributed to The NetBSD Foundation +.\" by Thomas Klausner. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the NetBSD +.\" Foundation, Inc. and its contributors. +.\" 4. Neither the name of The NetBSD Foundation nor the names of its +.\" contributors may be used to endorse or promote products derived +.\" from this software without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS +.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS +.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +.\" POSSIBILITY OF SUCH DAMAGE. +.\" +.Dd September 4, 2001 +.Dt HZ 9 +.Os +.Sh NAME +.Nm hz +.Nd system clock frequency +.Sh SYNOPSIS +.Fd #include +.Va int hz; +.Sh DESCRIPTION +.Nm +specifies the number of times the +.Xr hardclock 9 +timer ticks per second. +.Nm +is hardware-dependant; it can be overridden (if the machine dependant +code supports this) by defining +.Em HZ +in the kernel configuration file (see +.Xr options 4 ) . +Only override the default value if you really know what you are +doing. +.Sh SEE ALSO +.Xr options 4 , +.Xr callout 9 , +.Xr hardclock 9 , +.Xr microtime 9 , +.Xr time 9