Int32 System_ipcListMPCreate(UInt32 regionId, UInt32 linkId, ListMP_Handle *pOutHndl, ListMP_Handle *pInHndl, GateMP_Handle * pOutHndleGate, GateMP_Handle * pInHndleGate) { Int32 status; char listMPOutName[64]; char listMPInName[64]; ListMP_Params listMPParams; GateMP_Params gateMPParams; status = System_ipcGetListMPName(linkId, listMPOutName, listMPInName); UTILS_assert(status==OSA_SOK); GateMP_Params_init(&gateMPParams); gateMPParams.regionId = regionId; gateMPParams.remoteProtect = GateMP_RemoteProtect_CUSTOM1; *pOutHndleGate = GateMP_create(&gateMPParams); UTILS_assert(*pOutHndleGate!=NULL); ListMP_Params_init(&listMPParams); listMPParams.name = listMPOutName; listMPParams.regionId = regionId; listMPParams.gate = *pOutHndleGate; printf(" %u: SYSTEM: Creating ListMP [%s] in region %d ...\n", OSA_getCurTimeInMsec(), listMPParams.name, listMPParams.regionId ); *pOutHndl = ListMP_create(&listMPParams); UTILS_assert(*pOutHndl!=NULL); GateMP_Params_init(&gateMPParams); gateMPParams.regionId = regionId; gateMPParams.remoteProtect = GateMP_RemoteProtect_CUSTOM1; *pInHndleGate = GateMP_create(&gateMPParams); UTILS_assert(*pInHndleGate!=NULL); ListMP_Params_init(&listMPParams); listMPParams.name = listMPInName; listMPParams.regionId = regionId; listMPParams.gate = *pInHndleGate; printf(" %u: SYSTEM: Creating ListMP [%s] in region %d ...\n", OSA_getCurTimeInMsec(), listMPParams.name, listMPParams.regionId ); *pInHndl = ListMP_create(&listMPParams); UTILS_assert(*pInHndl!=NULL); return status; }
/* * ======== SemaphoreMP_Instance_init ======== */ Int SemaphoreMP_Instance_init(SemaphoreMP_Object *obj, Int count, const SemaphoreMP_Params *params, Error_Block *eb) { Ptr localAddr; Int status; IHeap_Handle regionHeap; ListMP_Params listMPParams; SharedRegion_SRPtr sharedShmBase; if (params->openFlag) { /* Open by sharedAddr */ obj->objType = ti_sdo_ipc_Ipc_ObjType_OPENDYNAMIC; obj->attrs = (SemaphoreMP_Attrs *)params->sharedAddr; obj->regionId = SharedRegion_getId(obj->attrs); obj->cacheEnabled = SharedRegion_isCacheEnabled(obj->regionId); obj->mode = (SemaphoreMP_Mode)obj->attrs->mode; regionHeap = SharedRegion_getHeap(obj->regionId); Assert_isTrue(regionHeap != NULL, ti_sdo_ipc_SharedRegion_A_noHeap); /* get the local address of the SRPtr */ localAddr = SharedRegion_getPtr(obj->attrs->gateMPAddr); status = GateMP_openByAddr(localAddr, (GateMP_Handle *)&(obj->gate)); if (status < 0) { return (1); } /* Open the ListMP */ localAddr = (Ptr)_Ipc_roundup( (UInt32)obj->attrs + sizeof(SemaphoreMP_Attrs), SharedRegion_getCacheLineSize(obj->regionId)); status = ListMP_openByAddr(localAddr, (ListMP_Handle *)&(obj->pendQ)); if (status < 0) { /* obj->freeList set to NULL */ return (4); } return (0); } /* init the gate */ if (params->gate != NULL) { obj->gate = params->gate; } else { obj->gate = (ti_sdo_ipc_GateMP_Handle)GateMP_getDefaultRemote(); } obj->mode = params->mode; if (params->sharedAddr == NULL) { /* Creating using a shared region ID */ obj->objType = ti_sdo_ipc_Ipc_ObjType_CREATEDYNAMIC_REGION; obj->regionId = params->regionId; obj->cacheEnabled = SharedRegion_isCacheEnabled(obj->regionId); /* Need to allocate from the heap */ obj->allocSize = SemaphoreMP_sharedMemReq(params); regionHeap = SharedRegion_getHeap(obj->regionId); Assert_isTrue(regionHeap != NULL, ti_sdo_ipc_SharedRegion_A_noHeap); /* The region heap will take care of the alignment */ obj->attrs = Memory_alloc(regionHeap, obj->allocSize, 0, eb); if (obj->attrs == NULL) { return (2); } } else { /* Creating using sharedAddr */ obj->regionId = SharedRegion_getId(params->sharedAddr); /* Assert that the buffer is in a valid shared region */ Assert_isTrue(obj->regionId != SharedRegion_INVALIDREGIONID, ti_sdo_ipc_Ipc_A_addrNotInSharedRegion); /* Assert that sharedAddr is cache aligned */ Assert_isTrue(((UInt32)params->sharedAddr % SharedRegion_getCacheLineSize(obj->regionId) == 0), ti_sdo_ipc_Ipc_A_addrNotCacheAligned); /* set object's cacheEnabled, objType, and attrs */ obj->cacheEnabled = SharedRegion_isCacheEnabled(obj->regionId); obj->objType = ti_sdo_ipc_Ipc_ObjType_CREATEDYNAMIC; obj->attrs = (SemaphoreMP_Attrs *)params->sharedAddr; } /* Store the GateMP sharedAddr in the SemaphoreMP Attrs */ obj->attrs->gateMPAddr = ti_sdo_ipc_GateMP_getSharedAddr(obj->gate); obj->attrs->mode = (Bits16)obj->mode; obj->attrs->count = count; /* Create the freeList */ ListMP_Params_init(&listMPParams); listMPParams.sharedAddr = (Ptr)_Ipc_roundup((UInt32)obj->attrs + sizeof(SemaphoreMP_Attrs), SharedRegion_getCacheLineSize(obj->regionId)); listMPParams.gate = (GateMP_Handle)obj->gate; obj->pendQ = (ti_sdo_ipc_ListMP_Handle)ListMP_create(&listMPParams); if (obj->pendQ == NULL) { return (3); } /* Last thing, set the status */ obj->attrs->status = SemaphoreMP_CREATED; if (obj->cacheEnabled) { Cache_wbInv(obj->attrs, sizeof(SemaphoreMP_Attrs), Cache_Type_ALL, TRUE); } /* Add entry to NameServer */ if (params->name != NULL) { /* We will store a shared pointer in the NameServer */ sharedShmBase = SharedRegion_getSRPtr(obj->attrs, obj->regionId); obj->nsKey = NameServer_addUInt32((NameServer_Handle) SemaphoreMP_module->nameServer, params->name, (UInt32)sharedShmBase); if (obj->nsKey == NULL) { /* NameServer_addUInt32 failed */ return (4); } } return (0); }
/* * ======== TransportShm_Instance_init ======== */ Int TransportShm_Instance_init(TransportShm_Object *obj, UInt16 procId, const TransportShm_Params *params, Error_Block *eb) { Int localIndex; Int remoteIndex; Int status; Bool flag; UInt32 minAlign; ListMP_Params listMPParams[2]; Swi_Handle swiHandle; Swi_Params swiParams; Ptr localAddr; swiHandle = TransportShm_Instance_State_swiObj(obj); /* * Determine who gets the '0' slot in shared memory and who gets * the '1' slot. The '0' slot is given to the lower MultiProc id. */ if (MultiProc_self() < procId) { localIndex = 0; remoteIndex = 1; } else { localIndex = 1; remoteIndex = 0; } if (params->openFlag) { /* Open by sharedAddr */ obj->objType = ti_sdo_ipc_Ipc_ObjType_OPENDYNAMIC; obj->self = (TransportShm_Attrs *)params->sharedAddr; obj->regionId = SharedRegion_getId(params->sharedAddr); obj->cacheEnabled = SharedRegion_isCacheEnabled(obj->regionId); localAddr = SharedRegion_getPtr(obj->self->gateMPAddr); status = GateMP_openByAddr(localAddr, (GateMP_Handle *)&obj->gate); if (status < 0) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return(1); } } else { /* init the gate for ListMP create below */ if (params->gate != NULL) { obj->gate = params->gate; } else { obj->gate = (ti_sdo_ipc_GateMP_Handle)GateMP_getDefaultRemote(); } /* Creating using sharedAddr */ obj->regionId = SharedRegion_getId(params->sharedAddr); /* Assert that the buffer is in a valid shared region */ Assert_isTrue(obj->regionId != SharedRegion_INVALIDREGIONID, ti_sdo_ipc_Ipc_A_addrNotInSharedRegion); /* Assert that sharedAddr is cache aligned */ Assert_isTrue(((UInt32)params->sharedAddr % SharedRegion_getCacheLineSize(obj->regionId) == 0), ti_sdo_ipc_Ipc_A_addrNotCacheAligned); /* set object's cacheEnabled, type, self */ obj->cacheEnabled = SharedRegion_isCacheEnabled(obj->regionId); obj->objType = ti_sdo_ipc_Ipc_ObjType_CREATEDYNAMIC; obj->self = (TransportShm_Attrs *)params->sharedAddr; } /* determine the minimum alignment to align to */ minAlign = Memory_getMaxDefaultTypeAlign(); if (SharedRegion_getCacheLineSize(obj->regionId) > minAlign) { minAlign = SharedRegion_getCacheLineSize(obj->regionId); } /* * Carve up the shared memory. * If cache is enabled, these need to be on separate cache lines. * This is done with minAlign and _Ipc_roundup function. */ obj->other = (TransportShm_Attrs *)((UInt32)(obj->self) + (_Ipc_roundup(sizeof(TransportShm_Attrs), minAlign))); ListMP_Params_init(&(listMPParams[0])); listMPParams[0].gate = (GateMP_Handle)obj->gate; listMPParams[0].sharedAddr = (UInt32 *)((UInt32)(obj->other) + (_Ipc_roundup(sizeof(TransportShm_Attrs), minAlign))); ListMP_Params_init(&listMPParams[1]); listMPParams[1].gate = (GateMP_Handle)obj->gate; listMPParams[1].sharedAddr = (UInt32 *)((UInt32)(listMPParams[0].sharedAddr) + ListMP_sharedMemReq(&listMPParams[0])); obj->priority = params->priority; obj->remoteProcId = procId; Swi_Params_init(&swiParams); swiParams.arg0 = (UArg)obj; Swi_construct(Swi_struct(swiHandle), (Swi_FuncPtr)TransportShm_swiFxn, &swiParams, eb); if (params->openFlag == FALSE) { obj->localList = (ti_sdo_ipc_ListMP_Handle) ListMP_create(&(listMPParams[localIndex])); if (obj->localList == NULL) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (2); } obj->remoteList = (ti_sdo_ipc_ListMP_Handle) ListMP_create(&(listMPParams[remoteIndex])); if (obj->localList == NULL) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (2); } } else { /* Open the local ListMP instance */ status = ListMP_openByAddr(listMPParams[localIndex].sharedAddr, (ListMP_Handle *)&(obj->localList)); if (status < 0) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (2); } /* Open the remote ListMP instance */ status = ListMP_openByAddr(listMPParams[remoteIndex].sharedAddr, (ListMP_Handle *)&(obj->remoteList)); if (status < 0) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (2); } } /* register the event with Notify */ status = Notify_registerEventSingle( procId, /* remoteProcId */ 0, /* lineId */ TransportShm_notifyEventId, (Notify_FnNotifyCbck)TransportShm_notifyFxn, (UArg)swiHandle); if (status < 0) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (3); } /* Register the transport with MessageQ */ flag = ti_sdo_ipc_MessageQ_registerTransport( TransportShm_Handle_upCast(obj), procId, params->priority); if (flag == FALSE) { Error_raise(eb, ti_sdo_ipc_Ipc_E_internal, 0, 0); return (4); } if (params->openFlag == FALSE) { obj->self->creatorProcId = MultiProc_self(); obj->self->notifyEventId = TransportShm_notifyEventId; obj->self->priority = obj->priority; /* Store the GateMP sharedAddr in the Attrs */ obj->self->gateMPAddr = ti_sdo_ipc_GateMP_getSharedAddr(obj->gate); obj->self->flag = TransportShm_UP; if (obj->cacheEnabled) { Cache_wbInv(obj->self, sizeof(TransportShm_Attrs), Cache_Type_ALL, TRUE); } } else { obj->other->flag = TransportShm_UP; if (obj->cacheEnabled) { Cache_wbInv(&(obj->other->flag), minAlign, Cache_Type_ALL, TRUE); } } obj->status = TransportShm_UP; return (0); }