| 1 | /*
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| 2 | * shared_pthread.h - Shared structures and mnemonics used by the pthread related syscalls.
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| 3 | *
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| 4 | * Author Alain Greiner (2016,2017,2018)
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| 5 | *
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| 6 | * Copyright (c) UPMC Sorbonne Universites
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| 7 | *
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| 8 | * This file is part of ALMOS-MKH.
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| 9 | *
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| 10 | * ALMOS-MKH is free software; you can redistribute it and/or modify it
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| 11 | * under the terms of the GNU General Public License as published by
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| 12 | * the Free Software Foundation; version 2.0 of the License.
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| 13 | *
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| 14 | * ALMOS-MKH is distributed in the hope that it will be useful, but
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| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 17 | * General Public License for more details.
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| 18 | *
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| 19 | * You should have received a copy of the GNU General Public License
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| 20 | * along with ALMOS-MKH; if not, write to the Free Software Foundation,
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| 21 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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| 22 | */
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| 23 |
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| 24 | #ifndef _SHARED_PTHREAD_H_
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| 25 | #define _SHARED_PTHREAD_H_
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| 26 |
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| 27 | /*******************************************************************************************
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| 28 | * This file defines the types and mnemonics that are shared by the kernel
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| 29 | * and by the <pthread> user level library.
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| 30 | ******************************************************************************************/
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| 31 |
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| 32 |
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| 33 | /*******************************************************************************************
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| 34 | * These typedef define the POSIX thread related types.
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| 35 | ******************************************************************************************/
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| 36 |
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| 37 | typedef unsigned int pthread_mutex_t;
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| 38 | typedef unsigned int pthread_mutexattr_t; // TODO not implemented
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| 39 |
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| 40 | typedef unsigned int pthread_cond_t;
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| 41 | typedef unsigned int pthread_condattr_t; // TODO not implemented
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| 42 |
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| 43 | typedef unsigned int pthread_rwlock_t; // TODO not implemented
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| 44 | typedef unsigned int pthread_rwlockattr_t; // TODO not implemented
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| 45 |
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| 46 | /*******************************************************************************************
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| 47 | * This structure and enum define the attributes for the pthread_create() syscall.
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| 48 | ******************************************************************************************/
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| 49 |
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| 50 | typedef unsigned int pthread_t;
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| 51 |
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| 52 | typedef struct pthread_attr_s
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| 53 | {
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| 54 | unsigned int attributes; /*! user defined attributes bit vector */
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| 55 | unsigned int cxy; /*! target cluster identifier */
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| 56 | unsigned int lid; /*! target core local index */
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| 57 | }
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| 58 | pthread_attr_t;
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| 59 |
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| 60 | enum
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| 61 | {
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| 62 | PT_ATTR_DETACH = 0x0001, /*! user defined not joinable */
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| 63 | PT_ATTR_CLUSTER_DEFINED = 0x0002, /*! user defined target cluster */
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| 64 | PT_ATTR_CORE_DEFINED = 0x0004, /*! user defined core index in cluster */
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| 65 | };
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| 66 |
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| 67 | /*******************************************************************************************
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| 68 | * This enum defines the operation mnemonics for operations on POSIX condition variables.
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| 69 | ******************************************************************************************/
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| 70 |
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| 71 | typedef enum
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| 72 | {
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| 73 | CONDVAR_INIT,
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| 74 | CONDVAR_DESTROY,
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| 75 | CONDVAR_WAIT,
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| 76 | CONDVAR_SIGNAL,
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| 77 | CONDVAR_BROADCAST,
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| 78 | }
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| 79 | condvar_operation_t;
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| 80 |
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| 81 | /*******************************************************************************************
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| 82 | * This enum defines the operation mnemonics for operations on POSIX barriers.
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| 83 | ******************************************************************************************/
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| 84 |
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| 85 | typedef enum
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| 86 | {
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| 87 | BARRIER_INIT,
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| 88 | BARRIER_DESTROY,
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| 89 | BARRIER_WAIT,
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| 90 | }
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| 91 | barrier_operation_t;
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| 92 |
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| 93 | /*******************************************************************************************
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| 94 | * This enum defines the operation mnemonics for operations on POSIX mutex.
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| 95 | ******************************************************************************************/
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| 96 |
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| 97 | typedef enum
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| 98 | {
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| 99 | MUTEX_INIT,
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| 100 | MUTEX_DESTROY,
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| 101 | MUTEX_LOCK,
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| 102 | MUTEX_UNLOCK,
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| 103 | MUTEX_TRYLOCK,
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| 104 | }
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| 105 | mutex_operation_t;
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| 106 |
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| 107 |
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| 108 |
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| 109 | #endif // _PTHREAD_H_
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