1.\" 2.\" Copyright (c) 2003 M. Warner Losh 3.\" 4.\" All rights reserved. 5.\" 6.\" This program is free software. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 28.\" $FreeBSD: src/share/man/man9/bus_set_resource.9,v 1.5 2005/06/28 20:15:18 hmp Exp $ 29.\" $DragonFly: src/share/man/man9/bus_set_resource.9,v 1.2 2008/11/09 09:48:41 swildner Exp $ 30.\" 31.Dd May 27, 2007 32.Dt BUS_SET_RESOURCE 9 33.Os 34.Sh NAME 35.Nm bus_set_resource 36.Nd "associate a definite resource with a given resource ID" 37.Sh SYNOPSIS 38.In sys/param.h 39.In sys/bus.h 40.In sys/rman.h 41.Ft int 42.Fo bus_set_resource 43.Fa "device_t dev" "int type" "int rid" "u_long start" "u_long count" 44.Fc 45.Sh DESCRIPTION 46The 47.Fn bus_set_resource 48function 49sets the 50.Fa start 51address of the resource 52.Fa type , rid 53pair to be 54.Fa count 55long. 56Typically, client drivers do not use this interface. 57Bus drivers, however, often use it to set up the resources a client driver 58uses. 59.Pp 60The arguments are as follows: 61.Bl -tag -width ".Fa start" 62.It Fa dev 63The device to set the resource on. 64.It Fa type 65The type of resource you want to allocate. 66It is one of: 67.Pp 68.Bl -tag -width ".Dv SYS_RES_MEMORY" -compact 69.It Dv SYS_RES_IRQ 70for IRQs 71.It Dv SYS_RES_DRQ 72for ISA DMA lines 73.It Dv SYS_RES_MEMORY 74for I/O memory 75.It Dv SYS_RES_IOPORT 76for I/O ports 77.El 78.It Fa rid 79A bus-specific handle that identifies the resource being allocated. 80.It Fa start 81The start address of this resource. 82.It Fa count 83The length of the resource. 84For example, the size of the memory in bytes. 85.El 86.Sh RETURN VALUES 87Zero is returned on success, otherwise an error is returned. 88.Sh SEE ALSO 89.Xr bus_alloc_resource 9 , 90.Xr bus_get_resource 9 , 91.Xr device 9 , 92.Xr driver 9 93.Sh AUTHORS 94This manual page was written by 95.An Warner Losh Aq imp@FreeBSD.org . 96