devclass_get_softc (9)

Leading comments

Copyright (c) 1998 Doug Rabson

All rights reserved.

This program is free software.

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 comments found at the beginning of the groff file "man9/devclass_get_softc.9freebsd".)

NAME

devclass_get_softc - translate unit number to driver private structure

SYNOPSIS

In sys/param.h In sys/bus.h Ft void * Fn devclass_get_softc devclass_t dc int unit

DESCRIPTION

This function retrieves the driver private instance variables for the device with the given unit number and returns it.

RETURN VALUES

If the device exists, its driver-private variables are returned, otherwise NULL is returned.

SEE ALSO

device(9)

AUTHORS

This manual page was written by An Doug Rabson .