[Feature][Modem]Update MTK MODEM V1.6 baseline version: MOLY.NR15.R3.MD700.IVT.MP1MR3.MP.V1.6

MTK modem version: MT2735_IVT_MOLY.NR15.R3.MD700.IVT.MP1MR3.MP.V1.6.tar.gz
RF  modem version: NA

Change-Id: I45a4c2752fa9d1a618beacd5d40737fb39ab64fb
diff --git a/mcu/service/hif/hmu/src/hmu.c b/mcu/service/hif/hmu/src/hmu.c
new file mode 100644
index 0000000..f538c30
--- /dev/null
+++ b/mcu/service/hif/hmu/src/hmu.c
@@ -0,0 +1,808 @@
+/*****************************************************************************
+*  Copyright Statement:
+*  --------------------
+*  This software is protected by Copyright and the information contained
+*  herein is confidential. The software may not be copied and the information
+*  contained herein may not be used or disclosed except with the written
+*  permission of MediaTek Inc. (C) 2012
+*
+*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
+*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
+*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
+*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
+*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
+*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
+*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
+*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
+*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
+*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
+*
+*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
+*  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
+*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
+*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
+*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
+*
+*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
+*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
+*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
+*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
+*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
+*
+*****************************************************************************/
+
+/*****************************************************************************
+ *
+ * Filename:
+ * ---------
+ *   hmu.c
+ *
+ * Project:
+ * --------
+ *   MOLY
+ *
+ * Description:
+ * ------------
+ *   This file implement the function of Host Interface Management Unit.
+ *
+ * Author:
+ * -------
+ * -------
+ *
+ *
+ * ==========================================================================
+ * $Log$
+ *
+ * 11 10 2020 viney.kaushik
+ * [MOLY00539149] [M70][DataCard][HOST_DRIVER_ASYNC_HANDSHAKE][RDIT] MD Crash ffender: MD Offender:HMU
+ * 	
+ * 	update timeout to 31s as max sleep time is 29.x(s..
+ *
+ * 12 09 2019 viney.kaushik
+ * [MOLY00399255] HMU log modification
+ * 	
+ * 	remove hmu_tick++ from log to ensure always execution.
+ *
+ * 04 16 2019 viney.kaushik
+ * [MOLY00399255] HMU log modification
+ * add log to print every 100ms.
+ *
+ * 08 24 2017 cs.huang
+ * [MOLY00273609] [Zion][MT6739][RDIT][PHONE][MD_Pre-Sanity] sim1 3G web browsing fail
+ * [HMU] Add tg sync
+ *
+ * 08 24 2017 cs.huang
+ * [MOLY00273609] [Zion][MT6739][RDIT][PHONE][MD_Pre-Sanity] sim1 3G web browsing fail
+ * [HMU] Add tg sync
+ *
+ * 08 07 2017 cs.huang
+ * [MOLY00268551] Task batch scheduling for LTE Low power
+ * HMU for TG change
+ *
+ * 06 23 2017 cs.huang
+ * [MOLY00258471] [LHIFCore] Enable LHIF HW log interrupt to reduce polling times
+ * merge HMU part
+ *
+ * 05 09 2017 cs.huang
+ * [MOLY00248075] [HMU] remove call IPCORE reload API
+ * [HMU] remove call IPCORE reload API
+ *
+ * 11 23 2016 ap.wang
+ * [MOLY00210820] [HMU] Add exception step
+ * .
+ *
+ * 11 23 2016 ap.wang
+ * [MOLY00210824] [HMU] Remove PCCIF IRQ VPE5 HRT log
+ * .
+ *
+ * 09 22 2016 ap.wang
+ * [MOLY00204207] [HMU] Fix multi event wait issue
+ * .
+ *
+ * 08 01 2016 ap.wang
+ * [MOLY00194819] [Elbrus][4G FDD][ATE][CMW500][DSP-BRP] Assert fail: ccci_error_code.c 101 0x102 0xcb6a02 0x1 - EL2
+ * Add spinlock for DSP tick switch timing issue
+ *
+ * 07 28 2016 i-wei.tsai
+ * [MOLY00194135] [HMU] Add more debug log for GPT
+ * 	
+ * 	.add debug log for GPT timer
+ *
+ * 07 12 2016 ap.wang
+ * [MOLY00190479] [MSH][MT6292][ELBRUS][EVB][Sanity][LWCTG][Lt+C][SIM1 CMCC][SIM2 CT]Externel (EE),0,0,99,/data/core/,1,modem,md1:(MCU_core0,vpe0,tc0(VPE0)) [ASSERT] file:common/service/hif/ccci/src/ccci_error_code.c
+ * Fix hmu fisrt time wait issue
+ *
+ * 05 30 2016 ap.wang
+ * [MOLY00182249] [HMU] Fix build warning
+ * .
+ *
+ * 05 25 2016 ap.wang
+ * [MOLY00181629] [HMU] Fix timer detect
+ * .
+ *
+ * 05 25 2016 ap.wang
+ * [MOLY00180578] [HMU] HMU spinlock for Multi core
+ * .
+ *
+ * 05 19 2016 ap.wang
+ * [MOLY00180578] [HMU] HMU spinlock for Multi core
+ * .
+ *
+ * 01 07 2016 ap.wang
+ * [MOLY00156091] [HMU] Fix USB multi event unsync
+ * .
+ *
+ * 11 17 2015 ap.wang
+ * [MOLY00148746] [HMU] Check timer feature
+ * 	
+ * 	Disable Timer check from UMOLY Trunk for 92 FPGA
+ *
+ * 11 10 2015 ap.wang
+ * [MOLY00148746] [HMU] Check timer feature
+ * .
+ *
+ * 11 10 2015 ap.wang
+ * [MOLY00148746] [HMU] Check timer feature
+ *
+ * 01 07 2015 ap.wang
+ * [MOLY00091565] [HMU] Modify assert to fatal for CR dispatch
+ * .
+ *
+ * 12 31 2014 ap.wang
+ * [MOLY00089916] [HMU] HIF ON/OFF for power saving
+ * .
+ *
+ * 11 17 2014 ap.wang
+ * [MOLY00084709] [HMU] Modify for GPT enable on MODIS
+ * .
+ *
+ * 08 06 2014 ap.wang
+ * [MOLY00074692] [HMU] Modify exception init function table
+ * .
+ *
+ * 07 04 2014 ap.wang
+ * [MOLY00071481] [HMU] Add HIF boot init to Application init
+ * .
+ *
+ * 07 01 2014 ap.wang
+ * [MOLY00071092] [HMU] Add tick count
+ * .
+ *
+ * 06 10 2014 ap.wang
+ * [MOLY00067367] [HMU] Modify GPT timer to MS callback for R8 on MOLY
+ * .
+ *
+ * 04 28 2014 ap.wang
+ * [MOLY00063912] [HMU] HMU temp solution for K2 MD2
+ * HMU temp solution for K2 MD2
+ *
+ * 04 17 2014 box.wu
+ * [MOLY00063010] [MT6595] HIF polling timeout check
+ * cldma timeout check
+ *
+ * 03 21 2014 ap.wang
+ * [MOLY00060351] [ETHERCORE] add ethercore enhancement feature
+ * Add ethercore DL retry
+ *
+ * 02 26 2014 ap.wang
+ * [MOLY00057680] [L2][HMU][DHL] L2 trace and L2 timestamp support
+ * 	Add L2trc_fill_4G_time to HMU GPT for L2 trace
+ *
+ * 11 07 2013 ap.wang
+ * [MOLY00043564] [klocwork_95][LTE] in hmu.c, line 345
+ * 	Fix Klocwork warning: succeeded might be used uninitialized in this function.
+ *
+ * 08 28 2013 ap.wang
+ * [MOLY00035451] [HMU] Add L2 trace log
+ * 	[HMU] Add L2 trace for event trigger
+ *
+ * 08 27 2013 ap.wang
+ * [MOLY00035456] [HMU] Modify for multi hif exception init
+ * 	[HMU] Modify for multi dev type exception init
+ *
+ * 07 31 2013 ap.wang
+ * [MOLY00031843] [HMU] Add trace log
+ * .
+ *
+ * 07 31 2013 ap.wang
+ * [MOLY00031843] [HMU] Add trace log
+ * [HMU] Add trace log
+ *
+ * 03 11 2013 ap.wang
+ * [MOLY00011696] [HMU] HMU code refine and compile warning fix
+ * [HMU] Add copyright header and change ipc_reload condition
+ ****************************************************************************/
+
+/*******************************************************************************
+ * Include header files
+ *******************************************************************************/
+
+#include "kal_general_types.h"
+#include "kal_public_api.h"
+#include "kal_public_defs.h"
+
+#include "nvram_interface.h"
+#include "nvram_data_items.h"
+#include "hmu_conf_data.h"
+#include "hmu.h"
+#include "hmu_debug.h"
+#include "swla_public.h"
+
+#if defined(__IPCORE_SUPPORT__) && !defined(IPCORE_NOT_PRESENT)
+#include "ipc_api.h"
+#endif
+
+#include "dcl_gpt.h"
+#include "kal_internal_api.h" // for fatal error code
+#include "us_timer.h"
+#include "ccci_if.h"
+
+#ifdef __HMU_TG_TIMER_SUPPORT__
+#include "tg_hisr.h"
+#endif
+
+#if defined(__LHIFCORE_SUPPORT__)
+#include "lhif_if.h"
+#endif
+
+#if !defined(_MTK_TARGET_) && defined(_MSC_VER) && (_MSC_VER >= 1500)
+#pragma warning( disable : 4100 )
+#endif
+
+#define HMU_LOCK(_s) _s = SaveAndSetIRQMask()
+#define HMU_UNLOCK(_s)    RestoreIRQMask(_s)
+
+#if !defined(__HMU_TG_TIMER_SUPPORT__)
+static DCL_HANDLE hmu_gpt_handle = 0 ;
+#endif /* !__HMU_TG_TIMER_SUPPORT__ */
+
+static kal_spinlockid hmu_spinlock = NULL;
+
+static kal_bool hmu_gpt_enable = KAL_TRUE ; 
+
+static kal_uint32 hmu_hifeg_enable = 0 ; // hifeg enable bit mask
+static kal_uint32 hmu_hifeg_enable_mask = 0 ; // use to indicate which hifeg need to enable at first time
+
+static kal_bool hmu_dsp_timer_exist = KAL_FALSE ; 
+
+
+static hmu_internal_state_struct hmu_internal_state = {KAL_FALSE, KAL_FALSE, NULL}; 
+extern hmu_tick_interval hmu_tick_interval_table[];
+
+extern hmu_uldrv_except_initfunc uldrv_except_init_func_table[];
+extern unsigned int uldrv_except_init_func_table_num;
+
+#if defined(__MTK_TARGET__)
+#if defined(__CLDMACORE_SUPPORT__) || defined(__CCIFCORE_SUPPORT__)
+kal_uint32 hmu_trigger_hif_pending_count = 0;
+#endif
+#endif
+
+kal_uint32 hmu_tick = 0;
+
+// Timer source correctness detection
+#define HMU_TIMER_SOURCE_TIMEOUT_ERROR   (31 * 1000 * 1000) // us 
+#define HMU_TIMER_SOURCE_TIMEOUT_WARNING (5 * 1000)        // us 
+
+static kal_bool hmu_detect_timer_enable = KAL_TRUE;
+static kal_uint32 hmu_detect_start_time = 0;
+static kal_uint32 duration = 0;
+/*****************************************************************************
+ *  @brief hmu_get_current_time is to get current time
+ *  @param NA
+ *  @return kal_uint32 current time
+ *  Unit: micro second
+ *
+ *****************************************************************************/
+kal_uint32 hmu_get_current_time()
+{
+#if defined(__MTK_TARGET__)
+    return ust_get_current_time();
+#else // MODIS
+    return 0;
+#endif
+}
+
+/*****************************************************************************
+ *  @brief hmu_get_duration is to calculate the duration between start time and end time
+ *  @param start: start time
+ *              end:   end time
+ *  @return kal_uint32 time duration
+ *  Unit: micro second
+ *
+ *****************************************************************************/
+kal_uint32 hmu_get_duration(kal_uint32 start, kal_uint32 end)
+{
+#if defined(__MTK_TARGET__)
+    return ust_us_duration(start, end);
+#else // MODIS
+    return 0;
+#endif
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_hifeg_init
+ * DESCRIPTION
+ *  
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  
+ *****************************************************************************/
+kal_int32 hmu_hifeg_init(){
+	if (hmu_internal_state.hmuHifEgId == NULL){
+		hmu_internal_state.hmuHifEgId = kal_create_event_group(HIF_DRV_EG_NAME) ;
+	}
+	return HMU_OK ;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_hifeg_set
+ * DESCRIPTION
+ *  
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  
+ *****************************************************************************/
+#ifdef __CCMNI_IT__
+void ccmni_it_reload_rgpds();
+#endif 
+
+#if defined(__ETHERCORE_SUPPORT__) && !defined(ETHERCORE_NOT_PRESENT)
+void ethc_check_dl_handle_packet_retry(void);
+#endif
+
+kal_status hmu_hifeg_set(kal_uint32 events) {
+    kal_int32 index = 0;
+    hmu_tick_interval *hif;
+    
+    /*
+     * Check if each uplink IP stream GPD is required to be relaoded or not. 
+     * Note that, the uplink GPD realoding will be done in IPCORE context not here.
+     */
+    if (HIF_DRV_EG_HIF_TICK_EVENT_GROUP & events) {
+#if defined(__IPCORE_SUPPORT__) && !defined(IPCORE_NOT_PRESENT) && defined(__CCCICCMNI_SUPPORT__)
+        ipc_check_ul_reload_retry();
+#endif
+#if defined(__ETHERCORE_SUPPORT__) && !defined(ETHERCORE_NOT_PRESENT)
+        ethc_check_dl_handle_packet_retry();
+#endif
+#ifdef __CCMNI_IT__
+        /* Use for CCMNI_IT rgpds reload, move from sdiocore to here*/
+        ccmni_it_reload_rgpds();
+#endif 
+    }
+
+    /* Clear events if interval is not reached */
+    for(index = 0; hmu_tick_interval_table[index].hif_event != 0; index++){
+        hif = &(hmu_tick_interval_table[index]);
+        if (hif->hif_current_tick > 0){
+            events &= ~(hif->hif_event);
+            hif->hif_current_tick--;
+        }
+        else{
+            hif->hif_current_tick = hif->hif_event_tick_count;
+        }   
+    }
+	
+	if (HIF_DRV_EG_HIF_TICK_EVENT_GROUP & events) {
+#if defined(__LHIFCORE_SUPPORT__)
+        lhifcore_task_hmu_wake_up(events);
+#endif
+	}
+
+#if defined(__MTK_TARGET__)
+#if defined(__CLDMACORE_SUPPORT__) || defined(__CCIFCORE_SUPPORT__)
+#define HIF_PENDING_LIMIT (4000)
+	/* add hif pending count and this count should be reset  when hif polling task wakes up */ 
+    if (events & HIF_DRV_EG_HIF_TICK_EVENT_CLDMA){
+    	if (hmu_trigger_hif_pending_count++ > HIF_PENDING_LIMIT) {
+    		/* assert if over pending limit */
+    		kal_fatal_error_handler(KAL_ERROR_HMU_DETECT_LONG_TIME_NO_RESPONSE,0);
+    	}
+    }
+    // Check timer
+    hmu_check_timer(events);
+#endif
+#endif
+
+    hmu_data_trace(MD_TRC_HMU_DATA_EVENT_TRIGGER, kal_get_active_module_id(), hmu_gpt_enable, events, hmu_tick, duration);
+	hmu_tick++;
+
+    if(hmu_tick%100 == 0) {
+        hmu_data_trace(MD_TRC_HMU_ALIVE_EVENT, hmu_gpt_enable, events, hmu_tick);
+    }
+
+    return kal_set_eg_events(hmu_internal_state.hmuHifEgId, events, KAL_OR) ;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_hifeg_wait
+ * DESCRIPTION
+ *  
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  
+ *****************************************************************************/
+kal_uint32 hmu_hifeg_wait(kal_uint32 events) {
+    kal_uint32  rt_event = 0;
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    kal_bool tg_start = KAL_FALSE;
+#endif
+
+    kal_take_spinlock(hmu_spinlock, KAL_INFINITE_WAIT); 
+    if(((hmu_hifeg_enable_mask | events) ^ hmu_hifeg_enable_mask) != 0){ //HIF first time wait, never start/stop hmu_hifeg
+        hmu_hifeg_enable |= ((hmu_hifeg_enable_mask | events) ^ hmu_hifeg_enable_mask);
+        hmu_hifeg_enable_mask |= events;
+        if (hmu_dsp_timer_exist == KAL_FALSE){ //should have tick source for HIF first time wait
+            hmu_start_hif_sys_timer(); 
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+            tg_start = KAL_TRUE;
+#endif
+        }
+    }
+    kal_give_spinlock(hmu_spinlock);  
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    if(tg_start == KAL_TRUE)
+		tg_hmu_callback_control_sync();
+#endif
+	kal_retrieve_eg_events(hmu_internal_state.hmuHifEgId, events, KAL_OR_CONSUME, &rt_event, KAL_SUSPEND);
+    return rt_event;
+}
+
+#if !defined(__HMU_TG_TIMER_SUPPORT__)
+static void hmu_gpt_callback(void *data) // HISR level !!  
+{
+	SGPT_CTRL_START_T re_schedule;
+
+	if (hmu_gpt_enable == KAL_TRUE){
+        re_schedule.u2Tick=HMU_GPTIMER_PRIODIC_INTERVAL ;
+        re_schedule.pfCallback=hmu_gpt_callback;
+        re_schedule.vPara=NULL;
+        l2trc_fill_4G_time();
+        hmu_hifeg_set(hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP); 
+        DclSGPT_Control(hmu_gpt_handle, SGPT_CMD_START, (DCL_CTRL_DATA_T*)&re_schedule) ;
+   	}
+    else
+    {
+        hmu_data_trace(MD_TRC_HMU_GPT_CB_NO_NEXT);
+    }
+}
+#endif /* !__HMU_TG_TIMER_SUPPORT__ */
+
+void hmu_stop_hif_sys_timer(){
+	//kal_take_enh_mutex(hmu_gpt_mutex);
+
+#ifdef __HMU_TG_TIMER_SUPPORT__
+    tg_hmu_callback_control(KAL_FALSE);
+#else
+	hmu_gpt_enable = KAL_FALSE ; 
+
+	DclSGPT_Control(hmu_gpt_handle, SGPT_CMD_STOP, (DCL_CTRL_DATA_T*)NULL) ;
+#endif
+	//kal_give_enh_mutex(hmu_gpt_mutex);	
+}
+
+void hmu_start_hif_sys_timer(){
+	
+#ifdef __HMU_TG_TIMER_SUPPORT__
+    tg_hmu_callback_control(KAL_TRUE);
+#else
+ 	SGPT_CTRL_START_T start;
+
+	//kal_take_enh_mutex(hmu_gpt_mutex);
+
+	hmu_gpt_enable = KAL_TRUE ; 
+	
+	start.u2Tick=HMU_GPTIMER_PRIODIC_INTERVAL;
+	start.pfCallback=hmu_gpt_callback;
+	start.vPara=NULL;
+	DclSGPT_Control(hmu_gpt_handle, SGPT_CMD_START, (DCL_CTRL_DATA_T*)&start) ;
+	//kal_give_enh_mutex(hmu_gpt_mutex);	
+#endif
+}
+
+void hmu_dsp_timer_kick(){
+	hmu_hifeg_set(hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP);
+    kal_take_spinlock(hmu_spinlock, KAL_INFINITE_WAIT); 
+    if (hmu_dsp_timer_exist == KAL_TRUE){
+        hmu_stop_hif_sys_timer();
+        kal_give_spinlock(hmu_spinlock);
+        hmu_data_trace(MD_TRC_HMU_STOP_GPT, kal_get_active_module_id());
+    }else{
+        kal_give_spinlock(hmu_spinlock);
+    }
+}
+
+static void hmu_init_hif_timer()
+{
+    hmu_dsp_timer_exist = KAL_FALSE ;		
+    hmu_gpt_enable = KAL_TRUE ; 	
+#ifdef __HMU_TG_TIMER_SUPPORT__
+    // Default timer is TRUE
+    // tg_hmu_callback_control(KAL_TRUE);
+#else
+    {
+		SGPT_CTRL_START_T start;
+
+        start.u2Tick=HMU_GPTIMER_PRIODIC_INTERVAL;
+        start.pfCallback=hmu_gpt_callback;
+        start.vPara=NULL;
+        DclSGPT_Control(hmu_gpt_handle, SGPT_CMD_START, (DCL_CTRL_DATA_T*)&start) ;
+	}
+#endif
+}
+
+void hmu_switch_hif_timer(hmuTimerSource_enum source)
+{
+#if !defined(__HMU_TG_TIMER_SUPPORT__)
+    SGPT_CTRL_START_T start;
+  
+    start.u2Tick=HMU_GPTIMER_PRIODIC_INTERVAL;
+    start.pfCallback=hmu_gpt_callback;
+    start.vPara=NULL;
+
+    kal_take_spinlock(hmu_spinlock, KAL_INFINITE_WAIT); 
+    if (source == HMU_TIMER_SOURCE_DSP){
+        SLA_CustomLogging("DSP", SA_label);
+        hmu_dsp_timer_exist = KAL_TRUE ;		
+        kal_give_spinlock(hmu_spinlock);
+        hmu_data_trace(MD_TRC_HMU_CHANGE_TIMER_DSP); 
+    }else if(source == HMU_TIMER_SOURCE_SYS){	
+        SLA_CustomLogging("GPT", SA_label);
+        hmu_dsp_timer_exist = KAL_FALSE ;		
+        if( (hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP) != 0){
+            hmu_gpt_enable = KAL_TRUE ; 	
+            DclSGPT_Control(hmu_gpt_handle, SGPT_CMD_START, (DCL_CTRL_DATA_T*)&start) ;
+        }
+        kal_give_spinlock(hmu_spinlock);
+        hmu_data_trace(MD_TRC_HMU_CHANGE_TIMER_GPT); 
+    }
+#endif /* !__HMU_TG_TIMER_SUPPORT__ */ 
+}
+
+kal_int32 hmu_boot_init()
+{
+    if (hmu_internal_state.hmuBootInit == KAL_TRUE) {
+    	return HMU_ALREADY_INIT; 
+    }
+
+    hmu_hifeg_init() ;
+
+#if !defined(__HMU_TG_TIMER_SUPPORT__)
+    if (hmu_gpt_handle == 0) {
+        hmu_gpt_handle = DclSGPT_Open(DCL_GPT_CB_MS, FLAGS_NONE);		
+    	if (hmu_gpt_handle == DCL_HANDLE_INVALID || hmu_gpt_handle == DCL_HANDLE_OCCUPIED){
+    		ASSERT(0);
+    	}
+    }
+#endif /* !__HMU_TG_TIMER_SUPPORT__ */
+
+    if (hmu_spinlock  == NULL) {
+    	hmu_spinlock = kal_create_spinlock ("hmu_spinlock");
+    	if (hmu_spinlock == NULL) {
+    		ASSERT(0);
+    	}
+    }
+
+    hmu_init_hif_timer() ;
+
+ 	hmu_internal_state.hmuBootInit = KAL_TRUE ;
+	return 0 ;
+}
+
+
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_except_init
+ *
+ * DESCRIPTION
+ *  Trigger an upper layer device module to hook with TTYCORE and then proceed 
+ *  exception flow if an exception happens before hmu_init() completes.
+ *
+ * PARAMETERS
+ *  N/A
+ *
+ * RETURNS
+ *  KAL_TRUE if caller is allowed to proceed the exception flow; 
+ *  KAL_FALSE if there's no proper callback function registered by 
+ *            upper layer device modules or something wrong while executing 
+ *            the callback function.
+ *****************************************************************************/
+#define hmu_except_step_logging_pattern 0x484D5500
+kal_uint32      except_step = hmu_except_step_logging_pattern;
+#if !defined(__HIF_CCCI_SUPPORT__)
+    #define ccci_excep_dbg_logging_InHS2(...)
+#endif
+kal_bool hmu_except_init(void)
+{
+    kal_bool        succeeded = KAL_TRUE;
+    kal_bool        ret = 0;
+    kal_uint32      idx;
+    
+    for (idx = 0; idx < uldrv_except_init_func_table_num; idx++) {
+        except_step = hmu_except_step_logging_pattern | (idx & 0xFF);
+        ccci_excep_dbg_logging_InHS2(CCCI_EXCEP_DBG_STEP, &except_step);
+        if (uldrv_except_init_func_table[idx].except_init_func != NULL){
+            ret = uldrv_except_init_func_table[idx].except_init_func(uldrv_except_init_func_table[idx].port_id, 0, NULL);
+        }
+        if (ret != 0){
+            succeeded = KAL_FALSE;
+        }
+    }
+    except_step = hmu_except_step_logging_pattern | 0xFF;
+    ccci_excep_dbg_logging_InHS2(CCCI_EXCEP_DBG_STEP, &except_step);
+    return succeeded;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hif_boot_init
+ * DESCRIPTION
+ *  HIF boot init function to initial HIF module without task.
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  success or fail
+ *****************************************************************************/
+kal_int32 hif_boot_init()
+{
+    hmu_boot_init();
+	return 0 ;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_hifeg_stop
+ * DESCRIPTION
+ *  
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  
+ *****************************************************************************/
+kal_uint32 hmu_hifeg_stop(kal_uint32 events) {
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    kal_bool tg_stop = KAL_FALSE;
+#endif
+    kal_take_spinlock(hmu_spinlock, KAL_INFINITE_WAIT);  
+    hmu_hifeg_enable &= ~events;
+    hmu_hifeg_enable_mask |= events;
+    if( (hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP) == 0){
+        hmu_stop_hif_sys_timer();
+	    hmu_check_timer_stop();
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+        tg_stop = KAL_TRUE;
+#endif
+    }
+    kal_give_spinlock(hmu_spinlock);  
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    if(tg_stop == KAL_TRUE)
+        tg_hmu_callback_control_sync();
+#endif /* __HMU_TG_TIMER_SUPPORT__ */
+    hmu_data_trace(MD_TRC_HMU_HIFEG_STOP, kal_get_active_module_id(), events, hmu_hifeg_enable);
+    return hmu_hifeg_enable;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ *  hmu_hifeg_stop
+ * DESCRIPTION
+ *  
+ * PARAMETERS
+ *  
+ * RETURNS
+ *  
+ *****************************************************************************/
+kal_uint32 hmu_hifeg_start(kal_uint32 events) {
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    kal_bool tg_start = KAL_FALSE;
+#endif
+    kal_take_spinlock(hmu_spinlock, KAL_INFINITE_WAIT);  
+    hmu_check_timer_start();
+    hmu_hifeg_enable |= events;
+    hmu_hifeg_enable_mask |= events;
+    if (hmu_dsp_timer_exist == KAL_FALSE){
+        hmu_start_hif_sys_timer(); 
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+        tg_start = KAL_TRUE;
+#endif
+    }
+    kal_give_spinlock(hmu_spinlock);
+#if defined(__HMU_TG_TIMER_SUPPORT__)
+    if(tg_start == KAL_TRUE)
+        tg_hmu_callback_control_sync();
+#endif /* __HMU_TG_TIMER_SUPPORT__ */
+    hmu_data_trace(MD_TRC_HMU_HIFEG_START, kal_get_active_module_id(), events, hmu_hifeg_enable);
+    return hmu_hifeg_enable;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ * hmu_check_timer_start / hmu_check_timer_stop 
+ * DESCRIPTION
+ * Start / Stop HMU checking timer
+ * PARAMETERS
+ *  
+ * RETURNS
+ *****************************************************************************/
+void hmu_check_timer_start()
+{
+    hmu_detect_timer_enable = KAL_TRUE;
+    /*
+     * Case 1. when stop timer then start, need to get current time again
+     * Case 2. when dsp change to gpt, dsp will call set_eg again, so will get checking timer
+     *         So, need to check hmu_hifeg_enable then get current time
+    */
+    if(hmu_detect_start_time == 0 || (hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP) == 0)
+        hmu_detect_start_time = hmu_get_current_time();
+}
+void hmu_check_timer_stop()
+{
+     hmu_detect_timer_enable = KAL_FALSE;
+     hmu_detect_start_time = 0;
+}
+
+/*****************************************************************************
+ * FUNCTION
+ * hmu_check_timer 
+ * DESCRIPTION
+ * Check HMU timer source whether is normal 
+ * PARAMETERS
+ *  
+ * RETURNS
+ * HMU_CHECK_TIMER_ENUM : return checking result
+ *****************************************************************************/
+kal_uint32 hmu_check_timer(kal_uint32 events)
+{
+    if(hmu_detect_start_time != 0)
+        duration = hmu_get_duration(hmu_detect_start_time, hmu_get_current_time());
+    hmu_detect_start_time = hmu_get_current_time();
+    if(duration > HMU_TIMER_SOURCE_TIMEOUT_ERROR && hmu_detect_timer_enable){ // error log
+        //hmu_data_trace(MD_TRC_HMU_DATA_EVENT_TRIGGER_TIMEOUT_ERROR, hmu_gpt_enable, events, hmu_tick, duration);
+#ifdef __HIF_CCCI_SUPPORT__
+	if(hmu_gpt_enable == KAL_FALSE)
+            CCCI_ERROR_CODE_ASSERT(CCCI_FA_HMU_DSP_TIMER_BROKEN, duration, hmu_gpt_enable);
+	else if(hmu_gpt_enable == KAL_TRUE)
+            CCCI_ERROR_CODE_ASSERT(CCCI_FA_HMU_GPT_TIMER_BROKEN, duration, hmu_gpt_enable);
+#else
+        EXT_ASSERT(KAL_FALSE, hmu_tick, duration, hmu_gpt_enable);
+#endif
+	return HMU_CHECK_TIMER_ERROR;
+    }
+    else if( duration > HMU_TIMER_SOURCE_TIMEOUT_WARNING && hmu_detect_timer_enable){ // warning log
+        hmu_data_trace(MD_TRC_HMU_DATA_EVENT_TRIGGER_TIMEOUT_WARNING, hmu_gpt_enable, events, hmu_tick, duration);
+        return HMU_CHECK_TIMER_WARNING;
+    }
+    else{ // normal log
+	return HMU_CHECK_TIMER_SUCCESS;
+    }
+	
+}
+
+/*****************************************************************************
+ * FUNCTION
+ * hmu_tg_callback
+ * DESCRIPTION
+ * Callback from task group hisr
+ * PARAMETERS
+ *  
+ * RETURNS
+ *****************************************************************************/
+#ifdef __HMU_TG_TIMER_SUPPORT__
+void hmu_tg_timer_callback()
+{
+#ifndef __MTK_TARGET__ // MoDIS only
+	l2trc_fill_4G_time(); // for DHL polling log in MoDIS
+#endif
+    hmu_hifeg_set(hmu_hifeg_enable & HIF_DRV_EG_HIF_TICK_EVENT_GROUP); 
+}
+#endif