te
Copyright 1989 AT&T
Copyright (c) 2006, Sun Microsystems, Inc., All Rights Reserved
The contents of this file are subject to the terms of the Common Development and Distribution License (the "License"). You may not use this file except in compliance with the License.
You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing. See the License for the specific language governing permissions and limitations under the License.
When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
minnum
Copyright 1989 AT&T
Copyright (c) 2006, Sun Microsystems, Inc., All Rights Reserved
The contents of this file are subject to the terms of the Common Development and Distribution License (the "License"). You may not use this file except in compliance with the License.
You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing. See the License for the specific language governing permissions and limitations under the License.
When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
MAKEDEVICE 9F "Jan 16, 2006"
NAME
makedevice - make device number from major and minor numbers
SYNOPSIS
#include <sys/types.h> #include <sys/mkdev.h> #include <sys/ddi.h> dev_t makedevice(major_t majnum, minor_t minnum);
INTERFACE LEVEL
Architecture independent level 1 (DDI/DKI).
PARAMETERS
majnum
Major device number.
Minor device number.
DESCRIPTION
The makedevice() function creates a device number from a major and minor device number. makedevice() should be used to create device numbers so the driver will port easily to releases that treat device numbers differently.
RETURN VALUES
The device number, containing both the major number and the minor number, is returned. No validation of the major or minor numbers is performed.
CONTEXT
The makedevice() function can be called from user, interrupt, or kernel context.
SEE ALSO
getmajor(9F), getminor(9F)