xref: /titanic_53/usr/src/cmd/format/param.h (revision bc067c093baf59b221b56b32762cb813a8ad2ea9)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*bc067c09Sqd208687  * Common Development and Distribution License (the "License").
6*bc067c09Sqd208687  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate 
227c478bd9Sstevel@tonic-gate /*
23*bc067c09Sqd208687  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24*bc067c09Sqd208687  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #ifndef	_PARAM_H
287c478bd9Sstevel@tonic-gate #define	_PARAM_H
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
337c478bd9Sstevel@tonic-gate extern "C" {
347c478bd9Sstevel@tonic-gate #endif
357c478bd9Sstevel@tonic-gate 
36*bc067c09Sqd208687 #ifndef UINT16_MAX
37*bc067c09Sqd208687 #define	UINT16_MAX	0xffffU
38*bc067c09Sqd208687 #endif
39*bc067c09Sqd208687 
407c478bd9Sstevel@tonic-gate /*
417c478bd9Sstevel@tonic-gate  * This file contains declarations of miscellaneous parameters.
427c478bd9Sstevel@tonic-gate  */
437c478bd9Sstevel@tonic-gate #ifndef	SECSIZE
447c478bd9Sstevel@tonic-gate #define	SECSIZE		DEV_BSIZE
457c478bd9Sstevel@tonic-gate #endif
467c478bd9Sstevel@tonic-gate 
477c478bd9Sstevel@tonic-gate #define	MAX_CYLS	(0x10000 - 1)		/* max legal cylinder count */
487c478bd9Sstevel@tonic-gate #define	MAX_HEADS	(0x10000 - 1)		/* max legal head count */
497c478bd9Sstevel@tonic-gate #define	MAX_SECTS	(0x10000 - 1)		/* max legal sector count */
507c478bd9Sstevel@tonic-gate 
517c478bd9Sstevel@tonic-gate #define	MIN_RPM		2000			/* min legal rpm */
527c478bd9Sstevel@tonic-gate #define	AVG_RPM		3600			/* default rpm */
537c478bd9Sstevel@tonic-gate #define	MAX_RPM		76000			/* max legal rpm */
547c478bd9Sstevel@tonic-gate 
557c478bd9Sstevel@tonic-gate #define	MIN_BPS		512			/* min legal bytes/sector */
567c478bd9Sstevel@tonic-gate #define	AVG_BPS		600			/* default bytes/sector */
577c478bd9Sstevel@tonic-gate #define	MAX_BPS		1000			/* max legal bytes/sector */
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate #define	INFINITY	0x7fffffff		/* a big number */
607c478bd9Sstevel@tonic-gate 
61*bc067c09Sqd208687 #define	MAXBLKS(heads, spt)	UINT16_MAX * heads * spt, heads, spt
627c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
637c478bd9Sstevel@tonic-gate }
647c478bd9Sstevel@tonic-gate #endif
657c478bd9Sstevel@tonic-gate 
667c478bd9Sstevel@tonic-gate #endif	/* _PARAM_H */
67