10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 54570Sraf * Common Development and Distribution License (the "License"). 64570Sraf * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 214570Sraf 220Sstevel@tonic-gate /* 23*6057Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate #ifndef _SYS_SYNCH32_H 280Sstevel@tonic-gate #define _SYS_SYNCH32_H 290Sstevel@tonic-gate 300Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 310Sstevel@tonic-gate 320Sstevel@tonic-gate #ifdef __cplusplus 330Sstevel@tonic-gate extern "C" { 340Sstevel@tonic-gate #endif 350Sstevel@tonic-gate 360Sstevel@tonic-gate /* special defines for LWP mutexes */ 370Sstevel@tonic-gate #define mutex_flag flags.flag1 380Sstevel@tonic-gate #define mutex_ceiling flags.ceiling 390Sstevel@tonic-gate #define mutex_type flags.mbcp_type_un.mtype_rcount.count_type1 400Sstevel@tonic-gate #define mutex_rcount flags.mbcp_type_un.mtype_rcount.count_type2 410Sstevel@tonic-gate #define mutex_magic flags.magic 420Sstevel@tonic-gate #define mutex_owner data 430Sstevel@tonic-gate /* used to atomically operate on whole word via cas or swap instruction */ 44*6057Sraf #define mutex_lockword lock.lock32.lockword 45*6057Sraf /* this requires cas64 */ 46*6057Sraf #define mutex_lockword64 lock.owner64 47*6057Sraf /* these are bytes */ 480Sstevel@tonic-gate #define mutex_lockw lock.lock64.pad[7] 490Sstevel@tonic-gate #define mutex_waiters lock.lock64.pad[6] 505629Sraf #define mutex_spinners lock.lock64.pad[5] 510Sstevel@tonic-gate 520Sstevel@tonic-gate /* process-shared lock owner pid */ 530Sstevel@tonic-gate #define mutex_ownerpid lock.lock32.ownerpid 540Sstevel@tonic-gate 550Sstevel@tonic-gate /* Max. recusrion count for recursive mutexes */ 560Sstevel@tonic-gate #define RECURSION_MAX 255 570Sstevel@tonic-gate 580Sstevel@tonic-gate /* special defines for LWP condition variables */ 590Sstevel@tonic-gate #define cond_type flags.type 600Sstevel@tonic-gate #define cond_magic flags.magic 610Sstevel@tonic-gate #define cond_clockid flags.flag[1] 620Sstevel@tonic-gate #define cond_waiters_user flags.flag[2] 630Sstevel@tonic-gate #define cond_waiters_kernel flags.flag[3] 640Sstevel@tonic-gate 650Sstevel@tonic-gate /* special defines for LWP semaphores */ 660Sstevel@tonic-gate #define sema_count count 670Sstevel@tonic-gate #define sema_type type 680Sstevel@tonic-gate #define sema_waiters flags[7] 690Sstevel@tonic-gate 700Sstevel@tonic-gate /* special defines for LWP rwlocks */ 710Sstevel@tonic-gate #define rwlock_readers readers 720Sstevel@tonic-gate #define rwlock_type type 730Sstevel@tonic-gate #define rwlock_magic magic 740Sstevel@tonic-gate #define rwlock_owner readercv.data 750Sstevel@tonic-gate #define rwlock_ownerpid writercv.data 760Sstevel@tonic-gate 770Sstevel@tonic-gate #define URW_HAS_WAITERS 0x80000000 784570Sraf #define URW_WRITE_LOCKED 0x40000000 794570Sraf #define URW_READERS_MASK 0x3fffffff 800Sstevel@tonic-gate 810Sstevel@tonic-gate #ifdef __cplusplus 820Sstevel@tonic-gate } 830Sstevel@tonic-gate #endif 840Sstevel@tonic-gate 850Sstevel@tonic-gate #endif /* _SYS_SYNCH32_H */ 86