diff gsm-fw/riviera/rvm/rvm_task.c @ 143:afceeeb2cba1

Our nuc-fw is destined to become gsm-fw, so I went ahead and did the big hg mv
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Tue, 12 Nov 2013 05:35:48 +0000
parents nuc-fw/riviera/rvm/rvm_task.c@15e972110527
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gsm-fw/riviera/rvm/rvm_task.c	Tue Nov 12 05:35:48 2013 +0000
@@ -0,0 +1,533 @@
+/**
+ *                                                                          
+ *  @file	rvm_task.c                                              
+ *                                                                          
+ *  This file contains the main RVN function: rvm_task.			
+	It will initialize the RVM and then wait for messages.
+ *
+ * @author	Cristian Livadiotti (c-livadiotti@ti.com)
+ * @version	0.2
+ *
+ */
+
+/*
+ * Revision History:																			
+ *
+ * 06/04/2000	Cristian Livadiotti		Create.
+ * 10/22/2001	David Lamy-Charrier		Update for new Riviera 1.6.
+ *																			
+ * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved
+ */
+# include <stdio.h>
+
+#include "../rvf/rvf_api.h"
+
+#include "rvm_gen.h"
+#include "rvm_api.h"
+#include "rvm_i.h"
+#include "../rvf/rvf_i.h"			/* only for pRtAddrIdTable[] */
+#include "rvm_use_id_list.h"
+
+
+extern T_RVM_KNOWN_SWE	* rvm_swe_array;  /* for start() */
+
+#ifdef _CONSOLE
+	void	_callerProxy(T_RVM_APPLI_RESULT *p_msg_res) ; //A-M-E-N-D-E-D!
+#endif
+
+T_RVM_RETURN	_start_group(T_RVF_G_ADDR_ID gid, UINT8* grp);
+T_RVM_RETURN	_t3_start(T_RVF_G_ADDR_ID gid);
+T_RVM_RETURN	_stop_t2_swe(T_RVM_STOP_MSG* p_msg);
+T_RVM_RETURN	_stop_t3_swe(T_RVM_STOP_MSG* p_msg);
+
+/*******************************************************************************
+** Function         rvm_init
+**
+** Description      Initialize all the RVM
+**					
+*******************************************************************************/
+BOOLEAN rvm_init()
+{	
+	T_RVF_MB_PARAM mb_params;
+	mb_params.size		=	RVM_PRIM_MB_SIZE;
+	mb_params.watermark =	RVM_PRIM_MB_WATERMARK;
+
+	if(rvm_mem_bank!=RVF_INVALID_MB_ID) return TRUE;
+	/* create rvm main Memory Bank */
+	if ( rvf_create_mb( RVM_PRIM_MB, mb_params, &rvm_mem_bank) != RVF_OK)
+	{	
+		// TO DO: remove this call since the RVT software entity has not been started yet.
+		RVM_TRACE_ERROR( "RVM_init: unable to create the RVM Main mem bank");
+		return FALSE;
+	}
+
+	mb_params.size		= RVM_STACK_MB_SIZE;
+	mb_params.watermark = RVM_STACK_MB_WATERMARK;
+
+	/* create a second Memory Bank used for stack allocation */
+	if ( rvf_create_mb( RVM_STACK_MB, mb_params, &rvm_stack_mem_bank) != RVF_OK)
+	{	
+		// TO DO: remove this call since the RVT software entity has not been started yet.
+		RVM_TRACE_ERROR( "RVM_init: unable to create the RVM stacks mem bank");
+		return FALSE;
+	}
+
+	mb_params.size		=	RVM_SYS_MB_SIZE;
+	mb_params.watermark =	RVM_SYS_MB_WATERMARK;
+
+	if(rvm_sys_mem_bank!=RVF_INVALID_MB_ID) return TRUE;
+	/* create rvm main Memory Bank */
+	if ( rvf_create_mb( RVM_SYS_MB, mb_params, &rvm_sys_mem_bank) != RVF_OK)
+	{	
+		// TO DO: remove this call since the RVT software entity has not been started yet.
+		RVM_TRACE_ERROR( "RVM_init: unable to create the RVM SYSTEM mem bank");
+		return FALSE;
+	}
+
+	mb_params.size		=	RVM_TIMER_MB_SIZE;
+	mb_params.watermark =	RVM_TIMER_MB_WATERMARK;
+
+	if(rvm_timer_mem_bank!=RVF_INVALID_MB_ID) return TRUE;
+	// create rvm main Memory Bank 
+	if ( rvf_create_mb( RVM_TIMER_MB, mb_params, &rvm_timer_mem_bank) != RVF_OK)
+	{	
+		// TO DO: remove this call since the RVT software entity has not been started yet.
+		RVM_TRACE_ERROR( "RVM_init: unable to create the RVM TIMER mem bank");
+		return FALSE;
+	}
+
+	mb_params.size		=	RVM_NOTIFY_MB_SIZE;
+	mb_params.watermark =	RVM_NOTIFY_MB_WATERMARK;
+
+	if(rvm_tm_notify_mem_bank!=RVF_INVALID_MB_ID) return TRUE;
+	// create rvm main Memory Bank 
+	if ( rvf_create_mb( RVM_NOTIFY_MB, mb_params, &rvm_tm_notify_mem_bank) != RVF_OK)
+	{	
+		// TO DO: remove this call since the RVT software entity has not been started yet.
+		RVM_TRACE_ERROR( "RVM_init: unable to create the RVM TIMER NOTIFY MSG mem bank");
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+/*******************************************************************************
+** Function         rvm_task
+**
+** Description      Core of the RVM task, which initiliazes the RVM and 
+**					waits for messages.
+**					
+*******************************************************************************/
+void rvm_task (UINT32 param)
+{	BOOLEAN detectedError = FALSE;
+	T_RV_HDR * msgPtr;
+
+	/* init the SWEs database */
+	if ( rvm_init_swe_db() != RVM_OK)
+	{	/* lack of memory */
+		detectedError = TRUE;
+	}
+//printf("RVManager core: %d %s\n", rvf_get_taskid(), rvf_get_taskname());
+
+	/* loop to process messages */
+	while (detectedError == FALSE)
+	{
+		/* Wait for the necessary event (msg in the rve mailbox and no timeout). */
+		UINT16 recEvent = rvf_wait ( RVM_EXPECTED_EVENT, 0);
+					
+		/* If the expected event is received, then */
+		if (recEvent & RVM_EXPECTED_EVENT)	{
+			/* Read the message in the rve mailbox */
+			msgPtr = (T_RV_HDR *) rvf_read_mbox (RVM_MAILBOX);
+			if(msgPtr) {
+			/* Determine the input message type */
+				switch (msgPtr->msg_id)	{
+				case (RVM_START_APPLI): {
+						rvm_launch_appli((T_RVM_MSG*)msgPtr); 
+						rvf_free_buf(msgPtr);
+						break;				
+					}
+					case (RVM_STOP_APPLI): 	{ // still keep original concept
+						rvm_shut_down_appli((T_RVM_MSG*)msgPtr);
+						rvf_free_buf(msgPtr);
+					break;				
+				}
+					case (RVM_STOP_MSG): { // new concept, eg. reverse init/start concept
+						if(((T_RVM_STOP_MSG*)msgPtr)->status==SWE_RUNNING) {
+							rvm_stop_appli((T_RVM_STOP_MSG*) msgPtr);
+							rvf_free_buf(msgPtr);
+						} else {
+							rvm_swe_has_stopped((T_RVM_STOP_MSG*) msgPtr);
+							rvf_free_buf(msgPtr);
+						}
+
+					break;				
+				}
+#ifdef _CONSOLE
+				case (RVM_EVT_TO_APPLI): 	{       /*A-M-E-N-D-E-D! */
+					/* proxy msg's sent by "rvm_snd_to_upper()"      
+					/* There arrival here is evident that no parent or
+					/* calling process, ie. No MMI exists and they were
+					/* started by RVM itself.                          */
+						RVM_TRACE_WARNING_PARAM("RVM: caller response msg", msgPtr->msg_id);
+
+					_callerProxy((T_RVM_APPLI_RESULT*)msgPtr);
+					rvf_free_buf(msgPtr);
+					break;				
+				}
+#endif
+				default:	{	
+						RVM_TRACE_WARNING_PARAM("rvm_Task: [switch()] unrecognized msg", msgPtr->msg_id);
+
+						rvf_free_buf(msgPtr);
+						break;
+				}
+			}
+			}
+			/* free the received msg */
+//			rvf_free_buf(msgPtr);  // may be used when STOP is completed
+		} else {
+			RVM_TRACE_WARNING_PARAM("RVM_task: unrecognized event", recEvent);
+		}
+	}
+	RVM_TRACE_ERROR("RVM_task: unrecoverable error --> stopping RVM");
+}
+
+T_RVM_RETURN rvm_t2_proxy() {
+	T_RVM_RETURN	error_status=RVM_OK;
+	T_RV_HDR*		p_msg = NULL ;
+	UINT16			rec_event;
+	T_RVF_G_ADDR_ID gid=RVF_INVALID_ADDR_ID;
+	UINT16			nbTmExp=0;
+	UINT8			y=0,F_PRI=0, yield;
+
+	RVM_TRACE_WARNING_PARAM("T2PROXY TACHE DE DEV", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+	rvf_start_timer(0, RVM_YIELD_T2_PS_TM, 1);
+	yield=MAX_PARASITES;
+	gid=rvf_get_taskid();
+	
+	while (error_status == RVM_OK) {
+		
+		rec_event = rvf_evt_wait(gid, 0xffff, 0xFFFFFFFFL); /* Wait (infinite) for all events. */
+
+		if (rec_event & RVF_TASK_MBOX_1_EVT_MASK) {
+			F_PRI=1;
+			for(y=0; (p_msg=(T_RV_HDR *)rvf_read_addr_mbox (gid, 1)) && (y<yield); y++) {
+//RVM_TRACE_WARNING_PARAM("T2 PRI MAILBOX !!!\n", RV_TRACE_LEVEL_DEBUG_HIGH);
+				rvf_setRDV(gid, p_msg->dest_addr_id);
+				switch(p_msg->msg_id) { 
+					case RVM_TMS_MSG:
+						if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+						} else rvf_free_timer_msg(p_msg);
+					break;
+					case RVM_START_T2_MSG:
+						yield=MAX_PARASITES;
+						_start_group(gid, ((T_RVM_START_T2_MSG*)p_msg)->grp);
+						rvf_free_buf(p_msg);
+					break;
+					case RVM_STOP_MSG:
+						_stop_t2_swe((T_RVM_STOP_MSG*)p_msg);
+					break;
+					case RVM_RT_MOD_YIELD_T2_MSG:
+						if(((T_RVM_RT_MOD_YIELD_T2_MSG*)p_msg)->val > 1) 
+							rvf_start_timer(0, ((T_RVM_RT_MOD_YIELD_T2_MSG*)p_msg)->val, 1);
+						rvf_free_buf(p_msg);
+					break;
+					default:
+						if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_message) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_message(p_msg);
+						} else rvf_free_msg(p_msg);
+					break;
+				}
+				rvf_setRDV(gid, RVF_INVALID_ADDR_ID);
+			}
+			yield=RVM_YIELD_T2_PRI_MSG_CNT;
+		} 
+		if (rec_event & RVF_TASK_MBOX_0_EVT_MASK ) {
+//RVM_TRACE_WARNING_PARAM("T2 STND MAILBOX !!!\n", RV_TRACE_LEVEL_DEBUG_HIGH);
+			if(p_msg=(T_RV_HDR *) rvf_read_mbox (0)) {
+				rvf_setRDV(gid, p_msg->dest_addr_id);
+				switch(p_msg->msg_id) { 
+					case RVM_TMS_MSG:
+						if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+						} else rvf_free_timer_msg(p_msg);
+							
+						//rvf_free_buf(p_msg);
+					break;
+					case RVM_START_T2_MSG:
+						_start_group(gid, ((T_RVM_START_T2_MSG*)p_msg)->grp);
+						rvf_free_buf(p_msg);
+					break;
+					case RVM_STOP_MSG:
+						_stop_t2_swe((T_RVM_STOP_MSG*)p_msg); // preserve 
+					break;
+					default:
+						if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_message) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_message(p_msg);
+						} else rvf_free_msg(p_msg);
+					break;
+				}
+				rvf_setRDV(gid, RVF_INVALID_ADDR_ID);
+			} 
+		} 
+		if( rec_event & RVF_TIMER_0_EVT_MASK ) {
+//RVM_TRACE_WARNING_PARAM("T2 YIELD !!!\n", RV_TRACE_LEVEL_DEBUG_HIGH);
+			rvf_yield();
+		}
+		if( rec_event & RVF_TIMER_1_EVT_MASK || rec_event & RVF_TIMER_2_EVT_MASK   ) {
+			
+			RVM_TRACE_WARNING_PARAM("RVM: Forbidden timer usage for type 2 entities!\n     Please use rvf_add_timer()", RV_TRACE_LEVEL_DEBUG_HIGH);
+		}
+		if(rec_event & RVF_TIMER_3_EVT_MASK) { 
+
+			/*nbTmExp=0; //rvf_update_timer_list((pRtAddrIdTable[gid]->p_tm_q));
+
+			while(nbTmExp-- > 0) {
+				p_msg=0;//(T_RV_HDR*)rvf_get_expired_entry((pRtAddrIdTable[gid]->p_tm_q));
+				if(p_msg->dest_addr_id)
+				  pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+				else RVM_TRACE_WARNING_PARAM("T3PROXY NO TM DESTINATION", RV_TRACE_LEVEL_DEBUG_HIGH);
+			}*/
+		}
+		F_PRI=0;
+	}
+	
+	/*if (error_status == INVKR_MEMORY_ERR) {
+		invkr_env_ctrl_blk_p->error_ft("INVKR", RVM_MEMORY_ERR, 0,
+						  " Memory Error : the INVKR primitive memory bank is RED ");
+	}*/
+
+	RVM_TRACE_WARNING_PARAM("T2PROXY ERROR: CORE TERMINATION", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+	/* BEFORE returning free resources !!!		*/
+	return RVM_OK;
+}
+
+T_RVM_RETURN rvm_t3_proxy() { 
+	T_RVM_RETURN	error_status=RVM_OK;
+	T_RV_HDR*		p_msg = NULL ;
+	UINT16			rec_event;
+	T_RVF_G_ADDR_ID gid;
+	UINT8			swe_i=0;
+	UINT16			nbTmExp=0;
+	T_RV_HDR*		p_hdr=NULL; 
+	UINT8			yield=250, y=0; /* arguable whether T3 needs Yield. Hence, high nb */
+	UINT8			F_PRI=0;
+
+	RVM_TRACE_WARNING_PARAM("T3PROXY TACHE DE DEV", RV_TRACE_LEVEL_DEBUG_HIGH);
+//printf("t2proxy: %d %s\n", rvf_get_taskid(), rvf_get_taskname());
+	gid=rvf_get_taskid();
+	if(gid) _t3_start(gid);
+
+	RVM_TRACE_WARNING_PARAM("T3PROXY START()", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+	while (error_status == RVM_OK) {
+		
+		rec_event = rvf_evt_wait(gid, 0xffff, 0xFFFFFFFFL); /* Wait (infinite) for all events. */
+
+		if (rec_event & RVF_TASK_MBOX_1_EVT_MASK) { 
+			F_PRI=1;
+			for(y=0; (p_msg=(T_RV_HDR *)rvf_read_addr_mbox (gid, 1)) && (y<yield); y++) {
+				if(p_msg->msg_id==RVM_TMS_MSG) {
+					if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer) {
+					pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+					} else rvf_free_timer_msg(p_msg);
+				} else if(p_msg->msg_id==RVM_STOP_MSG) {
+					_stop_t3_swe((T_RVM_STOP_MSG*)p_msg);
+				} else { 
+					if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_message) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_message(p_msg);
+					} else rvf_free_msg(p_msg);
+				}
+			}
+		} 
+		if (rec_event & RVF_TASK_MBOX_0_EVT_MASK && !F_PRI) {
+			if(p_msg=(T_RV_HDR *) rvf_read_addr_mbox (gid, 0)) {
+				if(p_msg->msg_id==RVM_TMS_MSG) {
+					if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer) {
+					pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+					} else rvf_free_timer_msg(p_msg);
+				} else if(p_msg->msg_id==RVM_STOP_MSG) {
+					_stop_t3_swe((T_RVM_STOP_MSG*)p_msg);
+				} else { 
+					if(pRtAddrIdTable[p_msg->dest_addr_id] && pRtAddrIdTable[p_msg->dest_addr_id]->handle_message) {
+						pRtAddrIdTable[p_msg->dest_addr_id]->handle_message(p_msg);
+					} else rvf_free_msg(p_msg);
+				}
+			} 
+		}
+		if(rec_event & RVF_TIMER_0_EVT_MASK) { 
+			if(rvf_get_buf(rvm_mem_bank,sizeof(T_RV_HDR),(T_RVF_BUFFER**) &p_hdr)!=RVF_RED) {
+				p_hdr->msg_id=RVF_TIMER_0_EVT_MASK;
+				p_hdr->dest_addr_id=0;
+				pRtAddrIdTable[resolveHostAddrId(gid)]->handle_timer(p_hdr);
+			} else RVM_TRACE_WARNING_PARAM("RVM: T3 PROXY TM 0 EVENT DISPATCH MEM ERROR!", RV_TRACE_LEVEL_DEBUG_HIGH);
+		}
+		if(rec_event & RVF_TIMER_1_EVT_MASK) { 
+			if(rvf_get_buf(rvm_mem_bank,sizeof(T_RV_HDR),(T_RVF_BUFFER**) &p_hdr)!=RVF_RED) {
+				p_hdr->msg_id=RVF_TIMER_1_EVT_MASK;
+				p_hdr->dest_addr_id=0;
+				pRtAddrIdTable[resolveHostAddrId(gid)]->handle_timer(p_hdr);
+			} else RVM_TRACE_WARNING_PARAM("RVM: T3 PROXY TM 1 EVENT DISPATCH MEM ERROR!", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+		}
+		if(rec_event & RVF_TIMER_2_EVT_MASK) { 
+			if(rvf_get_buf(rvm_mem_bank,sizeof(T_RV_HDR),(T_RVF_BUFFER**) &p_hdr)!=RVF_RED) {
+				p_hdr->msg_id=RVF_TIMER_2_EVT_MASK;
+				p_hdr->dest_addr_id=0;
+				pRtAddrIdTable[resolveHostAddrId(gid)]->handle_timer(p_hdr);
+			} else RVM_TRACE_WARNING_PARAM("RVM: T3 PROXY TM 2 EVENT DISPATCH MEM ERROR!", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+		}
+		if(rec_event & RVF_TIMER_3_EVT_MASK) {
+
+			nbTmExp=0; //rvf_update_timer_list((pRtAddrIdTable[gid]->p_tm_q));
+//printf("T3 POLL TIMER Id %d ---------------------------------------------> %d!\n",gid, nbTmExp); 
+
+			while(nbTmExp-- > 0) {
+				p_msg=0; //(T_RV_HDR*)rvf_get_expired_entry(pRtAddrIdTable[gid]->p_tm_q);
+				if(p_msg->dest_addr_id)
+				  pRtAddrIdTable[p_msg->dest_addr_id]->handle_timer(p_msg);
+				else RVM_TRACE_WARNING_PARAM("T3PROXY NO TM DESTINATION", RV_TRACE_LEVEL_DEBUG_HIGH);
+			}
+		}
+		F_PRI=0;
+	}
+
+	/*if (error_status == INVKR_MEMORY_ERR) {
+		invkr_env_ctrl_blk_p->error_ft("INVKR", RVM_MEMORY_ERR, 0,
+						  " Memory Error : the INVKR primitive memory bank is RED ");
+	}*/
+
+	RVM_TRACE_WARNING_PARAM("T3PROXY ERROR: CORE TERMINATION", RV_TRACE_LEVEL_DEBUG_HIGH);
+
+	/* BEFORE returning free resources !!!		*/
+	return RVM_OK;
+}
+
+T_RVM_RETURN	rvm_start_group_req(T_RVF_G_ADDR_ID addrId, UINT8* grp) {
+	T_RVM_START_T2_MSG * p_msg;
+	T_RVF_MB_STATUS mb_status;
+	UINT8 i=0;
+
+	mb_status = rvf_get_msg_buf(rvm_mem_bank, 
+							sizeof(T_RVM_START_T2_MSG),
+							RVM_START_T2_MSG,
+							(T_RVF_MSG**) &p_msg);
+
+	if (mb_status == RVF_RED)	{
+		RVM_TRACE_WARNING_PARAM("rvm_start_group(): Error to get memory ",RV_TRACE_LEVEL_ERROR);			
+		return RVM_MEMORY_ERR;
+	} else if (mb_status == RVF_YELLOW) {
+		RVM_TRACE_WARNING_PARAM("rvm_start_group(): Getting short on memory ", RV_TRACE_LEVEL_WARNING);
+	}
+
+	for(i=0;i<10; i++) p_msg->grp[i]=0; // DEFINE MAX !!!
+
+	p_msg->hdr.msg_id			= RVM_START_T2_MSG;   
+	for(i=0; i<10 && grp[i]!=0; i++) p_msg->grp[i]=grp[i];
+
+	return rvf_send_priority_msg(addrId, p_msg); //? cast (void*) i/p
+}
+
+T_RVM_RETURN _start_group(T_RVF_G_ADDR_ID gid, UINT8* grp) {
+	T_RVM_INFO_SWE swe_info;
+	UINT8 i=0;
+	// for each k_swe_entry, IF NOT started get_info and call start() 
+	for(i=0; i<10 && grp[i]!=0; i++ ) {
+//		printf("INDEXES %d\n", grp[i]);
+			rvm_swe_array[grp[i]].swe_get_info(&swe_info);
+			rvf_setRDV(gid, rvm_swe_array[grp[i]].swe_addr_id);
+			if(swe_info.type_info.type2.start) {
+					swe_info.type_info.type2.start();
+					rvm_swe_array[grp[i]].swe_state = SWE_RUNNING;
+			}
+			rvf_setRDV(gid, RVF_INVALID_ADDR_ID);
+	}
+
+	return RVM_OK;   /* ERROR case To do */ 
+}
+
+T_RVM_RETURN _t3_start(T_RVF_G_ADDR_ID gid) {
+	T_RVM_INFO_SWE swe_info;
+
+	rvm_swe_array[pRtAddrIdTable[gid]->swe_db_index].swe_get_info(&swe_info);
+	if(swe_info.type_info.type3.start) {
+					swe_info.type_info.type3.start();
+					rvm_swe_array[pRtAddrIdTable[gid]->\
+						swe_db_index].swe_state = SWE_RUNNING;
+	}
+
+	return RVM_OK;  /* ERROR case To do */ 
+} 
+
+T_RVM_RETURN _stop_t2_swe(T_RVM_STOP_MSG* p_msg) {
+	T_RVM_INFO_SWE swe_info;
+
+	rvm_swe_array[p_msg->swe_num].swe_get_info(&swe_info);
+	if(swe_info.type_info.type2.stop) swe_info.type_info.type2.stop((T_RV_HDR*)p_msg);			
+
+	return RVM_OK;  /* ERROR case To do */ 
+}
+
+T_RVM_RETURN _stop_t3_swe(T_RVM_STOP_MSG* p_msg) {
+	T_RVM_INFO_SWE swe_info;
+
+	rvm_swe_array[p_msg->swe_num].swe_get_info(&swe_info);
+	if(swe_info.type_info.type3.stop) swe_info.type_info.type3.stop((T_RV_HDR*)p_msg);			
+
+	return RVM_OK;  /* ERROR case To do */ 
+}
+
+T_RVM_RETURN rvm_mod_rt_t2_yield(T_RVF_G_ADDR_ID addrId, UINT16 val) {
+	T_RVM_RT_MOD_YIELD_T2_MSG * p_msg;
+	T_RVF_MB_STATUS mb_status;
+
+	mb_status = rvf_get_msg_buf(rvm_sys_mem_bank, 
+							sizeof(T_RVM_RT_MOD_YIELD_T2_MSG),
+							RVM_RT_MOD_YIELD_T2_MSG,
+							(T_RVF_MSG**) &p_msg);
+
+	if (mb_status == RVF_RED)	{
+		RVM_TRACE_WARNING_PARAM("rvm_start_group(): Error to get memory ",RV_TRACE_LEVEL_ERROR);			
+		return RVM_MEMORY_ERR;
+	} else if (mb_status == RVF_YELLOW) {
+		RVM_TRACE_WARNING_PARAM("rvm_start_group(): Getting short on memory ", RV_TRACE_LEVEL_WARNING);
+	}
+
+	p_msg->hdr.msg_id			= RVM_RT_MOD_YIELD_T2_MSG;   /* from internal header */
+	p_msg->val					= val;
+
+	/* Send the message using mailbox. */
+	return rvf_send_priority_msg(addrId, p_msg); //? cast (void*) i/p
+}
+
+/* ONLY used for return path msgs from entities started/stopped by the RVM */
+#ifdef _CONSOLE
+void _callerProxy(T_RVM_APPLI_RESULT *p_msg_res) {  /*A-M-E-N-D-E-D! */
+	char *ret_val=NULL;
+
+	switch(p_msg_res->result) {
+		case RV_OK:					ret_val="RVM: Successful entity start or stop:";					
+		break;
+		case RV_NOT_SUPPORTED:		ret_val="RVM: Not Supported:";
+		break;
+		case RV_NOT_READY:			ret_val="RVM: Not Ready:";	
+		break;
+		case RV_MEMORY_ERR:			ret_val="RVM: Memory Alloc. Error:";
+		break;
+		case RV_MEMORY_REMAINING:	ret_val="RVM: Memory REMAINING AFTER STOP & KILL!: ";
+		break;
+		case RV_INTERNAL_ERR:		ret_val="RVM: Memory Alloc. Error:";	
+		break;
+		case RV_INVALID_PARAMETER:	ret_val="RVM: Invalid Parameter:";
+		break;
+		default:					ret_val="RVM: Not recognised:n";
+		break;
+	}
+	RVM_TRACE_WARNING_PARAM(ret_val, p_msg_res->swe_index);
+}
+#endif