xc_levels.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 (c) 1991-1993, Sun Microsystems, Inc.
*/
#ifndef _SYS_XC_LEVELS_H
#define _SYS_XC_LEVELS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/* Index for xc_mboxes at each level */
#define X_CALL_LOPRI 0
#define X_CALL_MEDPRI 1
#define X_CALL_HIPRI 2
#define X_CALL_LEVELS (X_CALL_HIPRI - X_CALL_LOPRI + 1)
/* PIL associated with each x-call level */
#define XC_CPUPOKE_PIL 11 /* cpu poke priority x-calls */
#define XC_LO_PIL 1 /* low priority x-calls */
#define XC_MED_PIL 13 /* medium priority x-calls */
#define XC_HI_PIL 15 /* high priority x-calls */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_XC_LEVELS_H */