ldoms.h revision 22e19ac1a2d512ea8d74e4f3662c08787d0716b1
/*
* CDDL HEADER START
*
* 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
* 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]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LDOMS_H
#define _LDOMS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Global LDoms definitions.
*/
/* Maximum number of logical domains supported */
#define LDOMS_MAX_DOMAINS 32
/* maximum number of characters in the logical domain name */
#define LDOMS_MAX_NAME_LEN MAXHOSTNAMELEN
/*
* Global flags that indicate what domaining features are
* available, if any. The value is set at boot time based on
* the value of the 'domaining-enabled' property in the MD
* and the global override flag 'force_domaining_disabled'.
* Updates to this variable after boot are not supported.
*/
extern uint_t domaining_capabilities;
/* values for domaining_capabilities word (above) */
#define DOMAINING_SUPPORTED 0x1
#define DOMAINING_ENABLED 0x2
#define domaining_supported() \
((domaining_capabilities & DOMAINING_SUPPORTED) != 0)
#define domaining_enabled() \
((domaining_capabilities & DOMAINING_ENABLED) != 0)
#ifdef __cplusplus
}
#endif
#endif /* _LDOMS_H */