17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*41efec22Sraf * Common Development and Distribution License (the "License"). 6*41efec22Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*41efec22Sraf 227c478bd9Sstevel@tonic-gate /* 23*41efec22Sraf * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate #ifndef _SYS_SYNCH32_H 287c478bd9Sstevel@tonic-gate #define _SYS_SYNCH32_H 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate #ifdef __cplusplus 337c478bd9Sstevel@tonic-gate extern "C" { 347c478bd9Sstevel@tonic-gate #endif 357c478bd9Sstevel@tonic-gate 367c478bd9Sstevel@tonic-gate /* special defines for LWP mutexes */ 377c478bd9Sstevel@tonic-gate #define mutex_flag flags.flag1 387c478bd9Sstevel@tonic-gate #define mutex_ceiling flags.ceiling 397c478bd9Sstevel@tonic-gate #define mutex_type flags.mbcp_type_un.mtype_rcount.count_type2 407c478bd9Sstevel@tonic-gate #define mutex_rcount flags.mbcp_type_un.mtype_rcount.count_type1 417c478bd9Sstevel@tonic-gate #define mutex_magic flags.magic 427c478bd9Sstevel@tonic-gate #define mutex_owner data 437c478bd9Sstevel@tonic-gate /* used to atomically operate on whole word via cas or swap instruction */ 447c478bd9Sstevel@tonic-gate #define mutex_lockword lock.lock32.lockword /* address of */ 457c478bd9Sstevel@tonic-gate #define mutex_lockw lock.lock64.pad[4] 467c478bd9Sstevel@tonic-gate #define mutex_waiters lock.lock64.pad[7] 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate /* process-shared lock owner pid */ 497c478bd9Sstevel@tonic-gate #define mutex_ownerpid lock.lock32.ownerpid 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate /* Max. recusrion count for recursive mutexes */ 527c478bd9Sstevel@tonic-gate #define RECURSION_MAX 255 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate /* special defines for LWP condition variables */ 557c478bd9Sstevel@tonic-gate #define cond_type flags.type 567c478bd9Sstevel@tonic-gate #define cond_magic flags.magic 577c478bd9Sstevel@tonic-gate #define cond_clockid flags.flag[1] 587c478bd9Sstevel@tonic-gate #define cond_waiters_user flags.flag[2] 597c478bd9Sstevel@tonic-gate #define cond_waiters_kernel flags.flag[3] 607c478bd9Sstevel@tonic-gate 617c478bd9Sstevel@tonic-gate /* special defines for LWP semaphores */ 627c478bd9Sstevel@tonic-gate #define sema_count count 637c478bd9Sstevel@tonic-gate #define sema_type type 647c478bd9Sstevel@tonic-gate #define sema_waiters flags[7] 657c478bd9Sstevel@tonic-gate 667c478bd9Sstevel@tonic-gate /* special defines for LWP rwlocks */ 677c478bd9Sstevel@tonic-gate #define rwlock_readers readers 687c478bd9Sstevel@tonic-gate #define rwlock_type type 697c478bd9Sstevel@tonic-gate #define rwlock_magic magic 707c478bd9Sstevel@tonic-gate #define rwlock_owner readercv.data 717c478bd9Sstevel@tonic-gate #define rwlock_ownerpid writercv.data 727c478bd9Sstevel@tonic-gate 737c478bd9Sstevel@tonic-gate #define URW_HAS_WAITERS 0x80000000 74*41efec22Sraf #define URW_WRITE_LOCKED 0x40000000 75*41efec22Sraf #define URW_READERS_MASK 0x3fffffff 767c478bd9Sstevel@tonic-gate 777c478bd9Sstevel@tonic-gate #ifdef __cplusplus 787c478bd9Sstevel@tonic-gate } 797c478bd9Sstevel@tonic-gate #endif 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate #endif /* _SYS_SYNCH32_H */ 82