63 lines
2.5 KiB
Groff
63 lines
2.5 KiB
Groff
.\" $NetBSD: timer.4,v 1.3 2006/02/25 22:57:09 wiz Exp $
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.\"
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.\" Copyright (c) 2006 Stephan Meisinger
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.\"
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.\" This software was developed by the Computer Systems Engineering group
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.\" at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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.\" contributed to Berkeley.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the NetBSD
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.\" Foundation, Inc. and its contributors.
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.\" 4. Neither the name of The NetBSD Foundation nor the names of its
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.\" contributors may be used to endorse or promote products derived
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.\" from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd February 24, 2006
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.Dt TIMER 4 sparc
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.Os
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.Sh NAME
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.Nm timer
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.Nd Timer driver for Sun SPARC computers
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.Sh SYNOPSIS
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.Cd "timer0 at mainbus0 # sun4c"
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.Cd "timer0 at obio0 # sun4m"
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.Cd "timer0 at obio0 addr 0xef000000 # sun4/300"
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.Sh DESCRIPTION
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The
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.Nm
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device is used to generate clocks for the
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.Nx
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kernel.
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.Pp
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The hardclock is provided by the timer register and the statistics
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clock by CPU counter registers.
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.Sh SEE ALSO
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.Xr sparc/clock 4
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.Sh HISTORY
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The
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.Nm
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appeared in
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.Nx 1.0 .
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