[ac7d5ef0] | 1 | /* threadmp.h |
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| 2 | * |
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| 3 | * This include file contains the specification for all routines |
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| 4 | * and data specific to the multiprocessing portion of the thread package. |
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| 5 | * |
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[60b791ad] | 6 | * COPYRIGHT (c) 1989-1998. |
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[ac7d5ef0] | 7 | * On-Line Applications Research Corporation (OAR). |
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[03f2154e] | 8 | * Copyright assigned to U.S. Government, 1994. |
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[ac7d5ef0] | 9 | * |
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[98e4ebf5] | 10 | * The license and distribution terms for this file may be |
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| 11 | * found in the file LICENSE in this distribution or at |
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[03f2154e] | 12 | * http://www.OARcorp.com/rtems/license.html. |
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[ac7d5ef0] | 13 | * |
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| 14 | * $Id$ |
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| 15 | */ |
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| 16 | |
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| 17 | #ifndef __RTEMS_THREAD_MP_h |
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| 18 | #define __RTEMS_THREAD_MP_h |
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| 19 | |
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| 20 | #ifdef __cplusplus |
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| 21 | extern "C" { |
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| 22 | #endif |
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| 23 | |
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| 24 | /* |
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| 25 | * _Thread_MP_Handler_initialization |
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| 26 | * |
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| 27 | * DESCRIPTION: |
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| 28 | * |
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[1a8fde6c] | 29 | * This routine initializes the multiprocessing portion of the Thread Handler. |
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[ac7d5ef0] | 30 | */ |
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| 31 | |
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| 32 | void _Thread_MP_Handler_initialization ( |
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| 33 | unsigned32 maximum_proxies |
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| 34 | ); |
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| 35 | |
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| 36 | /* |
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| 37 | * _Thread_MP_Allocate_proxy |
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| 38 | * |
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| 39 | * DESCRIPTION: |
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| 40 | * |
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| 41 | * This allocates a proxy control block from |
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| 42 | * the inactive chain of free proxy control blocks. |
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| 43 | * |
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| 44 | * NOTE: This function returns a thread control pointer |
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| 45 | * because proxies are substitutes for remote threads. |
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| 46 | */ |
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| 47 | |
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| 48 | Thread_Control *_Thread_MP_Allocate_proxy ( |
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| 49 | States_Control the_state |
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| 50 | ); |
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| 51 | |
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| 52 | /* |
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| 53 | * _Thread_MP_Find_proxy |
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| 54 | * |
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| 55 | * DESCRIPTION: |
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| 56 | * |
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| 57 | * This function removes the proxy control block for the specified |
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| 58 | * id from the active chain of proxy control blocks. |
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| 59 | */ |
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| 60 | |
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| 61 | Thread_Control *_Thread_MP_Find_proxy ( |
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| 62 | Objects_Id the_id |
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| 63 | ); |
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| 64 | |
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| 65 | /* |
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| 66 | * The following is used to determine when the multiprocessing receive |
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| 67 | * thread is executing so that a proxy can be allocated instead of |
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| 68 | * blocking the multiprocessing receive thread. |
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| 69 | */ |
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| 70 | |
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[c627b2a3] | 71 | SCORE_EXTERN Thread_Control *_Thread_MP_Receive; |
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[ac7d5ef0] | 72 | |
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| 73 | /* |
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| 74 | * The following chains are used to manage proxies. |
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| 75 | */ |
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| 76 | |
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[c627b2a3] | 77 | SCORE_EXTERN Chain_Control _Thread_MP_Active_proxies; |
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| 78 | SCORE_EXTERN Chain_Control _Thread_MP_Inactive_proxies; |
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[ac7d5ef0] | 79 | |
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[1a8fde6c] | 80 | #ifndef __RTEMS_APPLICATION__ |
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[5e9b32b] | 81 | #include <rtems/score/threadmp.inl> |
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[1a8fde6c] | 82 | #endif |
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[ac7d5ef0] | 83 | |
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| 84 | #ifdef __cplusplus |
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| 85 | } |
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| 86 | #endif |
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| 87 | |
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| 88 | #endif |
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| 89 | /* end of include file */ |
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