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Copyright (c) 2006, Sun Microsystems, Inc. All Rights Reserved.
Copyright 1989 AT&T
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]
Copyright (c) 2006, Sun Microsystems, Inc. All Rights Reserved.
Copyright 1989 AT&T
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]
getminor 9F "16 Jan 2006" "SunOS 5.11" "Kernel Functions for Drivers"
NAME
getminor - get minor device number
SYNOPSIS
#include <sys/types.h> #include <sys/mkdev.h> #include <sys/ddi.h> minor_t getminor(dev_t dev);
INTERFACE LEVEL
Architecture independent level 1 (DDI/DKI).
PARAMETERS
dev
Device number.
DESCRIPTION
The getminor() function extracts the minor number from a device number.
RETURN VALUES
The minor number.
CONTEXT
The getminor() function can be called from user, interrupt, or kernel context.
EXAMPLES
See the getmajor(9F) manual page for an example of how to use getminor().
SEE ALSO
getmajor(9F), makedevice(9F)
Writing Device Drivers
WARNINGS
No validity checking is performed. If dev is invalid, an invalid number is returned.