/* * 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 * 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] * * CDDL HEADER END */ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _LDOMS_H #define _LDOMS_H #ifdef __cplusplus extern "C" { #endif #include /* for MAXHOSTNAMELEN */ /* * Global LDoms definitions. */ /* * LDOMS_MAX_DOMAINS refers to the maximum theoretical number of * domains supported by Solaris based on per-domain resources that * are allocated. The actual number of domains supported by a * platform is defined by the firmware. * * When adjusting this value please ensure that resources such * as the following are approriately scaled: * - channel nexus interrupt cookies * - domain services ports * - NCPUS * - etc... */ #define LDOMS_MAX_DOMAINS 512 /* 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 */