1 /**************************************************************************** 2 **+-----------------------------------------------------------------------+** 3 **| |** 4 **| Copyright(c) 1998 - 2008 Texas Instruments. All rights reserved. |** 5 **| All rights reserved. |** 6 **| |** 7 **| Redistribution and use in source and binary forms, with or without |** 8 **| modification, are permitted provided that the following conditions |** 9 **| are met: |** 10 **| |** 11 **| * Redistributions of source code must retain the above copyright |** 12 **| notice, this list of conditions and the following disclaimer. |** 13 **| * Redistributions in binary form must reproduce the above copyright |** 14 **| notice, this list of conditions and the following disclaimer in |** 15 **| the documentation and/or other materials provided with the |** 16 **| distribution. |** 17 **| * Neither the name Texas Instruments nor the names of its |** 18 **| contributors may be used to endorse or promote products derived |** 19 **| from this software without specific prior written permission. |** 20 **| |** 21 **| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |** 22 **| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |** 23 **| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |** 24 **| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |** 25 **| OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |** 26 **| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |** 27 **| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |** 28 **| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |** 29 **| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |** 30 **| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |** 31 **| OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |** 32 **| |** 33 **+-----------------------------------------------------------------------+** 34 ****************************************************************************/ 35 36 /** \file GWSI_Synchronizer.h 37 * \brief GWSI Synchronizer include file 38 * 39 * \see GWSI_Synchronizer.c 40 */ 41 42 43 /***************************************************************************/ 44 /* */ 45 /* MODULE: GWSI_Synchronizer.h */ 46 /* PURPOSE: GWSI Synchronizer include file */ 47 /* */ 48 /***************************************************************************/ 49 50 51 #ifndef SYNCHRONIZER_H 52 #define SYNCHRONIZER_H 53 54 #include "TNETWIF.h" 55 #include "TNETWArbSM.h" 56 #include "TNETWArb_buffer.h" 57 #include "osTIType.h" 58 59 60 #define TODO_LIST_INDEX 0 61 #define RUNNING_LIST_INDEX 1 62 #define NUM_OF_TNETWARB_QUEUES 2 63 64 65 #define TNETWARB_IS_EVENT_PENDING 0x100 66 67 /* These defines should be closed by default. They may be open for debug purposes */ 68 69 typedef struct TNETWARB_INSTANCE_struct 70 { 71 TI_HANDLE instance_handle; /* The handle of the module to be used when calling back the client */ 72 TNETWIF_callback_t instance_callback; /* The handler of the module to be used when calling back the client */ 73 UINT8 module_id; /* The module_id of the Client */ 74 UINT8 priority; /* The priority of the client instance */ 75 } TNETWARB_INSTANCE_T; 76 77 #define TNETWARB_INSTANCE_SIZE sizeof(TNETWARB_INSTANCE_T) 78 79 typedef struct TNETWArbStat_t_ 80 { 81 UINT32 uStart; 82 UINT32 uRestart; 83 UINT32 uFinish; 84 } TNETWArbStat_t; 85 86 87 /**************************** TNETWARB_CB ********************************/ 88 /****************************************************************************/ 89 typedef struct T_TNETWARB_CB 90 { 91 TI_HANDLE hOs; 92 TI_HANDLE hReport; 93 TI_HANDLE hTNETWArbSM; 94 UINT8 TNETWArb_Client_Instance_Array[NUM_OF_TNETWIF_MODULES] [BUFFER_HDR_SIZE+TNETWARB_INSTANCE_SIZE]; 95 TNETWARB_INSTANCE_T *TNETWArb_Running_instance; 96 TNETWARB_INSTANCE_T *pDefInst; 97 BUFFER_Q TNETWArbiter_Queues[NUM_OF_TNETWARB_QUEUES]; 98 TnetwArbSMEvents_e event_to_dispatch; /* This is used after the client callback has potentially called itself a FOINISH or RESTART API 99 Then we remmember the Event to be sent to the TNETW Arbiter State Machine so we prevent nested entrance in the TNETW ARBITER MODULE */ 100 101 #ifdef TI_DBG 102 TNETWArbStat_t stat; 103 #endif 104 } TNETWArb_t; 105 106 107 108 109 #define TNETWArb_is_idle(pTnetwArb_cb) (!pTnetwArb_cb->TNETWArbiter_Queues[RUNNING_LIST_INDEX].count) 110 #define TNETWArb_is_running(pTnetwArb_cb) (pTnetwArb_cb->TNETWArbiter_Queues[RUNNING_LIST_INDEX].count) 111 112 113 114 /*******************************************************************************/ 115 /* Each new client shall register itself to the synchronizer by inserting here 116 its start instance */ 117 /* The "extern" here is anyway to explicite to the user that this fucntion is not 118 implemented in the synchronizer but in the client */ 119 /*******************************************************************************/ 120 121 122 /************************************************************************ 123 API for the TNETWIF to handle the running module's Callbacks. 124 ************************************************************************/ 125 TI_STATUS TNETWArb_CallClientCallback (TI_HANDLE hTNETWArb); 126 TI_STATUS TNETWArb_CallTxnCb (TI_HANDLE hTNETWArb); 127 void TNETWArb_TxnCb (TI_HANDLE hTNETWArb, UINT8 module_id, TI_STATUS status); 128 void TNETWArb_PrintStat (TI_HANDLE hTNETWArb); 129 130 131 /* API for external module in charge of creating the gwsi_synchronizer initialization */ 132 TI_HANDLE TNETWArb_Init (TI_HANDLE hOs); 133 void TNETWArb_Config (TI_HANDLE hTNETWArb,TI_HANDLE hReport,TI_HANDLE hELPCtrl); 134 TI_STATUS TNETWArb_Destroy (TI_HANDLE hTNETWArb); 135 TI_STATUS TNETWArb_Recovery(TI_HANDLE hTNETWArb, TI_HANDLE hELPCtrl); 136 137 138 /************************************************************************ 139 API for the Client to send an event to the Synchronizer : It can be : 140 EV_REG_ID (PERFORM_IMMEDIATE or start time for future use) 141 EV_FINISH_ID (To be called by the client when if finishes its State Machine 142 ************************************************************************/ 143 TI_STATUS TNETWArb_Start (TI_HANDLE hTNETWArb,UINT8 module_id,TI_HANDLE ClientCallBack_Handle,TNETWIF_callback_t ClientCallBack_Func); 144 TI_STATUS TNETWArb_Restart (TI_HANDLE hTNETWArb, UINT8 module_id,TI_HANDLE CallBAck_Handle,TNETWIF_callback_t CallBack_Func); 145 TI_STATUS TNETWArb_Finish (TI_HANDLE hTNETWArb, UINT8 module_id,TI_HANDLE CallBAck_Handle,TNETWIF_callback_t CallBack_Func); 146 147 /************************************************************************ 148 API for the Client to register its handle 149 ************************************************************************/ 150 void TNETWArb_register_handler(TI_HANDLE hTNETWArb,UINT8 module_id,TNETWIF_callback_t module_CB_Func,TI_HANDLE module_handle); 151 152 153 #endif /* SYNCHRONIZER_H */ 154
