a339dcccb0
Remove stray All Rights Reserved and other non-license stuff. Make sure all copyrights have year.
93 lines
2.8 KiB
Groff
93 lines
2.8 KiB
Groff
.\" -*- nroff -*-
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.\"
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.\" Copyright (c) 2003 M. Warner Losh <imp@FreeBSD.org>
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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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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd March 29, 2003
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.Dt BUS_SET_RESOURCE 9
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.Os
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.Sh NAME
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.Nm bus_set_resource
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.Nd "associate a definite resource with a given resource ID"
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.Sh SYNOPSIS
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.In sys/param.h
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.In sys/bus.h
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.Pp
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.In machine/bus.h
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.In sys/rman.h
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.In machine/resource.h
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.Ft int
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.Fo bus_set_resource
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.Fa "device_t dev" "int type" "int rid" "rman_res_t start" "rman_res_t count"
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.Fc
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.Sh DESCRIPTION
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The
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.Fn bus_set_resource
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function
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sets the start address of the resource
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.Fa type , rid
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pair to be
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.Fa count
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long.
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Typically, client drivers do not use this interface.
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Bus drivers, however, often use it to set up the resources a client
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driver uses.
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.Pp
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The arguments are as follows:
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.Bl -tag -width indent
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.It Fa dev
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The device to set the resource on.
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.It Fa type
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The type of resource you want to allocate.
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It is one of:
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.Pp
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.Bl -tag -width ".Dv SYS_RES_MEMORY" -compact
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.It Dv SYS_RES_IRQ
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for IRQs
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.It Dv SYS_RES_DRQ
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for ISA DMA lines
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.It Dv SYS_RES_IOPORT
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for I/O ports
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.It Dv SYS_RES_MEMORY
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for I/O memory
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.El
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.It Fa rid
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A bus-specific handle that identifies the resource being allocated.
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.It Fa start
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The start address of this resource.
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.It Fa count
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The length of the resource.
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For example, the size of the memory in bytes.
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.El
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.Sh RETURN VALUES
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Zero is returned on success, otherwise an error is returned.
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.Sh SEE ALSO
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.Xr bus_alloc_resource 9 ,
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.Xr bus_get_resource 9 ,
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.Xr device 9 ,
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.Xr driver 9
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.Sh AUTHORS
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This manual page was written by
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.An Warner Losh Aq Mt imp@FreeBSD.org .
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