Home | History | Annotate | Download | only in sys
      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #ifndef	_SYS_INTR_H
     27 #define	_SYS_INTR_H
     28 
     29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     30 
     31 #ifdef	__cplusplus
     32 extern "C" {
     33 #endif
     34 
     35 /*
     36  * Each cpu allocates two arrays, intr_head[] and intr_tail[], with the
     37  * size of PIL_LEVELS each. The entry 0 of these arrays are reserved.
     38  *
     39  * The entries 1-15 of the arrays are the head and the tail of interrupt
     40  * level 1-15 request queues.
     41  */
     42 #define	PIL_LEVELS	16	/* 0	: reserved */
     43 				/* 1-15 : for the pil level 1-15 */
     44 
     45 #define	PIL_1	1
     46 #define	PIL_2	2
     47 #define	PIL_3	3
     48 #define	PIL_4	4
     49 #define	PIL_5	5
     50 #define	PIL_6	6
     51 #define	PIL_7	7
     52 #define	PIL_8	8
     53 #define	PIL_9	9
     54 #define	PIL_10	10
     55 #define	PIL_11	11
     56 #define	PIL_12	12
     57 #define	PIL_13	13
     58 #define	PIL_14	14
     59 #define	PIL_15	15
     60 
     61 #ifndef _ASM
     62 extern uint64_t poke_cpu_inum;
     63 extern void intr_init(struct cpu *);
     64 #endif	/* !_ASM */
     65 
     66 #ifdef	__cplusplus
     67 }
     68 #endif
     69 
     70 #endif	/* _SYS_INTR_H */
     71