1.\" Copyright (c) 1998 Doug Rabson
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27.\" $FreeBSD: src/share/man/man9/devclass_get_softc.9,v 1.4.2.3 2001/12/17 11:30:18 ru Exp $
28.\" $DragonFly: src/share/man/man9/devclass_get_softc.9,v 1.3 2004/06/01 11:36:53 hmp Exp $
29.\"
30.Dd June 16, 1998
31.Dt DEVCLASS_GET_SOFTC 9
32.Os
33.Sh NAME
34.Nm devclass_get_softc
35.Nd translate unit number to driver private structure
36.Sh SYNOPSIS
37.In sys/param.h
38.In sys/bus.h
39.Ft void *
40.Fn devclass_get_softc "devclass_t dc" "int unit"
41.Sh DESCRIPTION
42This function retrieves the driver private instance variables for the
43device with the given unit number and returns it.
44.Sh RETURN VALUES
45If the device exists, its driver-private variables are returned,
46otherwise NULL is returned.
47.Sh SEE ALSO
48.Xr device 9
49.Sh AUTHORS
50This man page was written by
51.An Doug Rabson .
52