sd: remove 'ssd' driver support
[unleashed/tickless.git] / arch / x86 / include / sys / synch32.h
blob6b0c2e298f3fd6dbcaba02accecb15fa3ca384a2
1 /*
2 * CDDL HEADER START
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.
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.
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]
19 * CDDL HEADER END
23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 #ifndef _SYS_SYNCH32_H
28 #define _SYS_SYNCH32_H
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
34 /* special defines for LWP mutexes */
35 #define mutex_flag flags.flag1
36 #define mutex_ceiling flags.ceiling
37 #define mutex_type flags.mbcp_type_un.mtype_rcount.count_type1
38 #define mutex_rcount flags.mbcp_type_un.mtype_rcount.count_type2
39 #define mutex_magic flags.magic
40 #define mutex_owner data
41 /* used to atomically operate on whole word via cas or swap instruction */
42 #define mutex_lockword lock.lock32.lockword
43 /* this requires atomic_cas_64 */
44 #define mutex_lockword64 lock.owner64
45 /* these are bytes */
46 #define mutex_lockw lock.lock64.pad[7]
47 #define mutex_waiters lock.lock64.pad[6]
48 #define mutex_spinners lock.lock64.pad[5]
50 /* process-shared lock owner pid */
51 #define mutex_ownerpid lock.lock32.ownerpid
53 /* Max. recusrion count for recursive mutexes */
54 #define RECURSION_MAX 255
56 /* special defines for LWP condition variables */
57 #define cond_type flags.type
58 #define cond_magic flags.magic
59 #define cond_clockid flags.flag[1]
60 #define cond_waiters_user flags.flag[2]
61 #define cond_waiters_kernel flags.flag[3]
63 /* special defines for LWP semaphores */
64 #define sema_count count
65 #define sema_type type
66 #define sema_waiters flags[7]
68 /* special defines for LWP rwlocks */
69 #define rwlock_readers readers
70 #define rwlock_type type
71 #define rwlock_magic magic
72 #define rwlock_owner readercv.data
73 #define rwlock_ownerpid writercv.data
75 #define URW_HAS_WAITERS 0x80000000
76 #define URW_WRITE_LOCKED 0x40000000
77 #define URW_READERS_MASK 0x3fffffff
79 #ifdef __cplusplus
81 #endif
83 #endif /* _SYS_SYNCH32_H */