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MTK6261 11C之Init Analysis【手记】

2019-04-25 09:47:42 作者：互联网

初始化流程

Application_Initialize
- systemInitialization();
- HWDInitialization();
  - USC_Start();
  - OSTD_Init();
  - RM_Init();
  - L1SM_Init();
  - HW_Divider_Initialization();
  - Drv_Init_Phase1();
    - DclPMU_Initialize();
    - drv_hisr_init();
    - lpwr_init();
    - DclPWM_Initialize();
    - DclSADC_Initialize();
    - custom_drv_init();
    - DclAUX_Initialize();
- Drv_Init_Phase2();
- stack_init_comp_info();

Task初始化

config/src/hal/syscomp_config.c

[...省略]
#define task_index(p1)
#define task_module_map(task, mod)
#define compatible_code(p1)
#define MODULE_ID_MAP_TO_NULL_TASK_CAN_ALLOCATE_ILM(p1)
#define MODULE_ID_FOR_PRINT_TRACE(p1)

#define task_name(p1)                       {p1,
#define task_queue_name(p1)                  p1,   
#define task_priority(p1)                    p1,
#define task_stack_size(p1)                  (p1 + TASK_STACK_COMMON_PLUS),
#define null_task_create_entry(p1)          (kal_create_func_ptr)TASK_NO_CREATE_PATTERN,
#define task_create_function(p1)             p1,
#define task_stack_internalRAM(p1)           p1,
#define task_external_queue_size(p1)         p1,
#define task_internal_queue_size(p1)         p1,
#define task_boot_mode(p1)                   p1},

/**
 * typedef struct {
 *    kal_char             *comp_name_ptr;
 *    kal_char             *comp_qname_ptr;
 *    kal_uint32           comp_priority;
 *    kal_uint32           comp_stack_size;
 *    kal_create_func_ptr  comp_create_func;
 *    kal_bool             comp_internal_ram_stack;
 *    kal_uint8            comp_ext_qsize;
 *    kal_uint8            comp_int_qsize;
 *    kal_uint8            comp_boot_mode;
 * } comptask_info_struct;
 */

const comptask_info_struct sys_comp_config_tbl[RPS_TOTAL_STACK_TASKS] =
{
    #include "hal_task_config.h"
    #include "app_task_config.h"
};
[...省略]

config/include/hal/hal_task_config.h

/*************************Task CFG Begin****************/
/*task_indx_type*/
task_index(INDX_IPERF2)  
/*module_type and mod_task_g*/
task_module_map(INDX_IPERF2, MOD_IPERF2)

/*task's parameters*/
task_name("IPERF2")                      //< {"IPERF2",
task_queue_name("IPERF2 Q")              //<     "IPERF2 Q",
task_priority(TASK_PRIORITY_IPERF4)      //<    TASK_PRIORITY_IPERF2,
task_stack_size(4096)                    //<     4096 + TASK_STACK_COMMON_PLUS,
task_create_function(iperf4_create)      //<     iperf4_create,
task_stack_internalRAM(KAL_FALSE)        //<     KAL_FALSE,
task_external_queue_size(20)             //<      20,
task_internal_queue_size(0)              //<      0,
task_boot_mode(NORMAL_M)                 //<   NORMAL_M},

/*************************Task CFG END******************/

config/include/app/app_task_config.h

/*************************Task CFG Begin****************/
/*task_indx_type*/
task_index(INDX_VRT)
/*module_type and mod_task_g*/
task_module_map(INDX_VRT, MOD_VRT)

/*task's parameters*/
task_name("VRT")
task_queue_name("VRT Q")
task_priority(TASK_PRIORITY_VRT)
#ifdef __VENUS_3D_UI_ENGINE__
task_stack_size(4096+1024*6)
#else
task_stack_size(4096)
#endif
#ifdef __VENUS_UI_ENGINE__
task_create_function(vrt_create)
#else
null_task_create_entry(NULL)
#endif
task_stack_internalRAM(KAL_FALSE)
task_external_queue_size(30)
task_internal_queue_size(0)
task_boot_mode(NORMAL_M | USB_M)
/*************************Task CFG END******************/

config/src/hal/task_config.c

    kal_bool
    stack_init_comp_info(void)
    {
       kal_uint32 task_indx, module_id;
       kal_uint8 boot_flag;

       kal_bool result = KAL_TRUE;
       comptask_handler_struct *comp_handler = NULL;
    #ifdef SPLIT_SYS
       kal_uint8 mask_offset;
       kal_uint8 mask_pos;
       kal_uint32 i;
    #endif /* SPLIT_SYS */

       KALTotalTasks = RPS_TOTAL_STACK_TASKS;
       KALTotalModules = RPS_TOTAL_STACK_MODULES;

       task_info_g = (task_info_struct *)kal_sys_mem_alloc(sizeof(task_info_struct) * KALTotalTasks);
       ASSERT(task_info_g != NULL);

       /* Initialize global task info structure array */

       for (task_indx = 0; task_indx < KALTotalTasks; task_indx++)
       {

          task_info_g[ task_indx ].task_name_ptr   =  RPS_NO_TASK_NAME;
          task_info_g[ task_indx ].task_qname_ptr  =  RPS_QNAME_NIL;
          task_info_g[ task_indx ].task_priority   = RPS_TASK_PRIORITY_NIL;
          task_info_g[ task_indx ].task_stack_size = RPS_STACK_SIZE_NIL;
          task_info_g[ task_indx ].task_id         = KAL_NILTASK_ID;
          task_info_g[ task_indx ].task_ext_qid    = KAL_NILQ_ID;
          task_info_g[ task_indx ].task_int_qid_ptr= NULL;
          task_info_g[ task_indx ].task_entry_func = NULL;
          task_info_g[ task_indx ].task_init_func  = NULL;
          task_info_g[ task_indx ].task_ext_qsize  = RPS_QSIZE_NIL;
       }

       /* assume that the normal mode is the default setting */

    #ifdef SPLIT_SYS
       /* Transfer tst routing table module id to task id */
       for (i=MOD_NIL+1; i<LAST_MOD_ID; i++)
       {
          mask_offset = i / 8;
          mask_pos = i % 8;

          if (tst_routing_table[mask_offset] & (0x1 << mask_pos)) {
             /* On MNT PC side */
             mask_offset = mod_task_g[i] / 32;
             mask_pos = mod_task_g[i] % 32;

             utonmnt_task_mask_g[mask_offset] |= (0x1 << mask_pos);
          } else {
             /* On Target side */
             mask_offset = mod_task_g[i] / 32;
             mask_pos = mod_task_g[i] % 32;

             utontarget_task_mask_g[mask_offset] |= (0x1 << mask_pos);
          }
       }

       /* Both MNT, Target side need TST/TST Reader Tasks */
       i = INDX_TST;
       mask_offset = mod_task_g[i] / 32;
       mask_pos = mod_task_g[i] % 32;
       utonmnt_task_mask_g[mask_offset] &= ~(0x1 << mask_pos);
       utontarget_task_mask_g[mask_offset] &= ~(0x1 << mask_pos);

       i = INDX_TST_READER;
       mask_offset = mod_task_g[i] / 32;
       mask_pos = mod_task_g[i] % 32;
       utonmnt_task_mask_g[mask_offset] &= ~(0x1 << mask_pos);
       utontarget_task_mask_g[mask_offset] &= ~(0x1 << mask_pos);

    #ifdef __MTK_TARGET__
       redirect_task_mask_g = (kal_uint32*)&utonmnt_task_mask_g;
    #else
       redirect_task_mask_g = (kal_uint32*)&utontarget_task_mask_g;
    #endif /* __MTK_TARGET__ */

    #endif /* SPLIT_SYS */

       /* Initialize global task info structure array according to component info */
       for (task_indx = 0; task_indx < KALTotalTasks; task_indx++)
       {
           task_info_g[ task_indx ].task_name_ptr   = sys_comp_config_tbl[task_indx].comp_name_ptr;
           task_info_g[ task_indx ].task_qname_ptr  = sys_comp_config_tbl[task_indx].comp_qname_ptr;
           task_info_g[ task_indx ].task_priority   = sys_comp_config_tbl[task_indx].comp_priority;
           task_info_g[ task_indx ].task_stack_size = sys_comp_config_tbl[task_indx].comp_stack_size;
    #ifdef __SYS_INTERN_RAM__
           task_info_g[ task_indx ].task_internal_ram_stack = sys_comp_config_tbl[task_indx].comp_internal_ram_stack;
    #endif /* __SYS_INTERN_RAM__ */

           task_info_g[ task_indx ].task_stack_size = sys_comp_config_tbl[task_indx].comp_stack_size;
               task_info_g[ task_indx].task_ext_qsize = sys_comp_config_tbl[task_indx].comp_ext_qsize;

           task_info_g[ task_indx ].task_int_qsize = sys_comp_config_tbl[task_indx].comp_int_qsize;

           /*Check whether the task should be created or mis-configured*/
           if ((sys_comp_config_tbl[task_indx].comp_create_func == (kal_create_func_ptr)TASK_NO_CREATE_PATTERN )
    #ifdef SPLIT_SYS
                   || (*(redirect_task_mask_g + (task_indx >> 5)) & (0x1 << (task_indx & 31)))
    #endif /* SPLIT_SYS */
              )
           {
               continue;
           }
           else if((sys_comp_config_tbl[task_indx].comp_create_func == (kal_create_func_ptr)KAL_FALSE) ||
                   (sys_comp_config_tbl[task_indx].comp_create_func == (kal_create_func_ptr)KAL_TRUE))
           {/*
               This is task mis-configured case. This occurs code like
                #ifdef xxx
                    task_create_function(yyy)
                #endif
               missing the null_task_create_entry as the else branch.

               The assumption is that task_stack_internalRAM(KAL_FALSE or KAL_TRUE)
               following task create function
           */
                kal_fatal_error_handler(KAL_ERROR_KALINIT_INIT_FAILED, task_indx);
           }
           else if (sys_comp_config_tbl[task_indx].comp_create_func(&comp_handler) != KAL_TRUE)
           {
               continue;
           }

           /* component task entry function */
           /*Null task_entry_func indicates the task will not create*/
           task_info_g[ task_indx ].task_entry_func =
               comp_handler->comp_entry_func;

           /* component task initialization handler */
           task_info_g[ task_indx ].task_init_func =
               comp_handler->comp_init_func;

           /* component task configuration handler */
           task_info_g[ task_indx ].task_cfg_func =
               comp_handler->comp_cfg_func;

           /* component task reset handler */
           task_info_g[ task_indx ].task_reset_func =
               comp_handler->comp_reset_func;

           /* component task termination handler */
           task_info_g[ task_indx ].task_end_func =
               comp_handler->comp_end_func;

    #ifdef __MULTI_BOOT__
           if (INT_BootMode() == MTK_FACTORY_MODE)
           {
                  boot_flag = sys_comp_config_tbl[task_indx].comp_boot_mode & FACTORY_M;
                  if(0 == boot_flag)
                  {
                      task_info_g[ task_indx ].task_entry_func = NULL;
                      for(module_id = 0; module_id < KALTotalModules; module_id++)
                      {
                        if(task_indx == mod_task_g[module_id])
                        {
                            mod_task_g[module_id] = INDX_NIL;
                        }
                      }
                  }
           }
    #ifdef __USB_ENABLE__
           else if( INT_USBBoot() )
           {
               boot_flag = sys_comp_config_tbl[task_indx].comp_boot_mode & USB_M;
               if(0 == boot_flag)
               {
                   task_info_g[ task_indx ].task_entry_func = NULL;
                   for(module_id = 0; module_id < KALTotalModules; module_id++)
                   {
                       if(task_indx == mod_task_g[module_id])
                       {
                           mod_task_g[module_id] = INDX_NIL;
                       }
                   }
               }
           }
    #endif /* __MULTI_BOOT__ */
          else
    #endif /* __USB_ENABLE__ */
           {
               boot_flag = sys_comp_config_tbl[task_indx].comp_boot_mode & NORMAL_M;
               if(boot_flag == 0)
               {
                   task_info_g[ task_indx ].task_entry_func = NULL;
                   for(module_id = 0; module_id < KALTotalModules; module_id++)
                   {
                       if(task_indx == mod_task_g[module_id])
                       {
                           mod_task_g[module_id] = INDX_NIL;
                       }
                   }
               }
           }
           /*
           mask_offset = task_indx / 32;
           mask_pos = task_indx % 32;    */
       }

       result = stack_init_module_info();

       return result;
    }

IdleClassic Hacking

plutommi/mmi/Idle/IdleSrc/IdleFactory.c

[...省略]
/* This table registers the idle object. */
/*
 * <Factory>
 *
 * DESCRIPTION
 *  factory configuration table structure
 * ELEMENTS
 *  type                                    : [IN] object type ID
 *  size                                    : [IN] object size
 *  mmi_factory_on_want_to_run_cb       : [IN] want to run function
 *  mmi_factory_on_init_cb              : [IN] init function
 *  mmi_factory_on_deinit_cb            : [IN] deinit function
 *
 * typedef struct
 * {
 *     S16                                 type;
 *     U16                                 size;
 *     mmi_factory_on_want_to_run_cb       on_want_to_run;
 *     mmi_factory_on_init_cb              on_init;
 *     mmi_factory_on_deinit_cb            on_deinit;
 * } mmi_factory_cfg_struct;
 */
const static mmi_factory_cfg_struct g_mmi_idle_cfg_tbl[] =
{
    [...省略]

#if defined(__MMI_VUI_LAUNCHER__)
    MMI_FACTORY_CFG_ADD(
        MMI_IDLE_TYPE_LAUNCHER,
        sizeof(mmi_idle_launcher_struct),
        mmi_idle_obj_on_want_to_run,
        (mmi_factory_on_init_cb)mmi_idle_launcher_on_init,
        (mmi_factory_on_deinit_cb)mmi_idle_obj_on_deinit),
#endif /* defined(__MMI_VUI_LAUNCHER__) */

    /**
     * {
     *  MMI_IDLE_TYPE_LAUNCHER,
     *  sizeof(mmi_idle_launcher_struct),
     *  mmi_idle_obj_on_want_to_run,
     *  (mmi_factory_on_init_cb)mmi_idle_launcher_on_init,
     *  (mmi_factory_on_deinit_cb)mmi_idle_obj_on_deinit
     * },
     */
#ifdef __MMI_IDLE_CLASSIC_AND_MAINMENU_SUPPORT__
    MMI_FACTORY_CFG_ADD(
        MMI_IDLE_TYPE_CLASSIC,
        sizeof(mmi_idle_classic_struct),
        mmi_idle_obj_on_want_to_run,
        (mmi_factory_on_init_cb)mmi_idle_classic_on_init,
        (mmi_factory_on_deinit_cb)mmi_idle_obj_on_deinit),
#endif

    MMI_FACTORY_CFG_END()
};
[...省略]

plutommi/mmi/Idle/IdleSrc/IdleFactory.c

[...省略]
/*****************************************************************************
 * FUNCTION
 *  mmi_idle_get_cfg_table
 * DESCRIPTION
 *  This function gets the idle configure table.
 * PARAMETERS
 *  void
 * RETURNS
 *  Idle type.
 *****************************************************************************/
const mmi_factory_cfg_struct *mmi_idle_get_cfg_table(void)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    return g_mmi_idle_cfg_tbl;
}
[...省略]

plutommi/mmi/Idle/IdleSrc/IdleMain.c

mmi_idle_obj_struct * mmi_idle_launch_new_obj(void)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                         */
    /*----------------------------------------------------------------*/
    mmi_idle_obj_struct *obj;

    /*----------------------------------------------------------------*/
    /* Code Body                                              */
    /*----------------------------------------------------------------*/
    MMI_IDLE_LOG((TRC_MMI_IDLE_LAUNCH, 300));
    /*
     * New the object.
     */
    obj = (mmi_idle_obj_struct *)mmi_factory_new_obj(
                                    mmi_idle_get_cfg_table(),
                                    mmi_idle_buffer_malloc);
    MMI_ASSERT(obj);

    /*
    * Run the idle object.
    */
    MMI_ASSERT(obj->on_create);
    obj->on_create(obj, GRP_ID_IDLE_MAIN);

    MMI_ASSERT(obj->on_run);
    obj->on_run(obj);

    g_mmi_idle_cntx.obj = obj;
    return obj;
}

[...省略]
/*
* lauch idle internal
*/
static void mmi_idle_launch_internal(mmi_id base_group_id)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    mmi_idle_obj_struct *obj;
//    mmi_frm_node_struct group_info;
    mmi_id this_gid;
//    mmi_ret ret;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    MMI_IDLE_LOG((TRC_MMI_IDLE_LAUNCH, 200));

    /*
     * Create.
     */
    this_gid = mmi_frm_group_create(
                base_group_id,
                GRP_ID_IDLE_MAIN,
                mmi_idle_main_evt_hdlr,
                NULL);

    MMI_ASSERT(this_gid != GRP_ID_INVALID);
    mmi_frm_group_enter(this_gid, MMI_FRM_NODE_NONE_FLAG);

    obj = mmi_idle_launch_new_obj();

    /*
     * Emit the event.
     */
    mmi_idle_emit_launched(obj);
}

[...省略]
/* idle app proc*/
static MMI_RET mmi_idle_app_proc(mmi_event_struct *evt)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    switch(evt->evt_id)
    {
    #ifdef __MMI_IDLE_APP_NOT_USE_ASMv2__
        case EVT_ID_GROUP_ENTER:
    #else
        case EVT_ID_APP_ENTER:
    #endif
                {
                        mmi_idle_launch_internal(APP_IDLE);
                        break;
                }

        default:
            break;
        }
        return MMI_RET_OK;
}

[...省略]
/* For the detail information, please refer to the IdleGprot.h */
void mmi_idle_launch(mmi_id base_group_id)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
#ifdef __MMI_IDLE_APP_NOT_USE_ASMv2__
    mmi_id this_gid;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    MMI_IDLE_LOG((TRC_MMI_IDLE_LAUNCH, 201));
    this_gid = mmi_frm_group_create(
                GRP_ID_ROOT,
                APP_IDLE,
                mmi_idle_app_proc,
                NULL);

    mmi_frm_group_enter(this_gid, MMI_FRM_NODE_NONE_FLAG);
#else
    MMI_IDLE_LOG((TRC_MMI_IDLE_LAUNCH, 200));
    mmi_frm_app_launch(APP_IDLE, 0, base_group_id, mmi_idle_app_proc,
                        0,MMI_FRM_APP_LAUNCH_AFTER_BASE | MMI_FRM_APP_USE_SEND_WAY);
#endif
}

plutommi/mmi/Factory/FactorySrc/Factory.c

[...省略]
/* For the detail information, please refer to the FactoryGprot.h */
mmi_factory_obj_struct *mmi_factory_new_obj_ex(
    U16 type,
    const mmi_factory_cfg_struct *cfg_table,
    mmi_factory_malloc_func_ptr alloc_func)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    const mmi_factory_cfg_struct *cfg;
    mmi_factory_obj_struct *obj;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    cfg = mmi_factory_get_cfg(type, cfg_table);
    if (!cfg)
    {
        return NULL;
    }

    obj = (mmi_factory_obj_struct *)alloc_func(cfg->size);

    kal_mem_set(obj, 0, cfg->size);

    obj->type = type;

    if (cfg->on_init)
    {
        cfg->on_init(obj);
    }

    return obj;
}

/* For the detail information, please refer to the FactoryGprot.h */
mmi_factory_obj_struct *mmi_factory_new_obj(
    const mmi_factory_cfg_struct *cfg_table,
    mmi_factory_malloc_func_ptr alloc)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    U16 type;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    type = mmi_factory_get_favorite_type(cfg_table);

    if (type == MMI_FACTORY_TYPE_INVALID)
    {
        return NULL;
    }

    return mmi_factory_new_obj_ex(type, cfg_table, alloc);
}
[...省略]

plutommi/mmi/Idle/IdleSrc/IdleClassic.c

void mmi_idle_classic_on_init(mmi_idle_obj_struct *obj)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    mmi_idle_classic_struct *p;
#if defined(__MMI_TOUCH_IDLESCREEN_SHORTCUTS__) || defined(__MMI_BT_BOX_IDLE_SHORTCUTS__)
    U32 *capability;
#endif

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    mmi_idle_obj_on_init(obj);

    p = (mmi_idle_classic_struct *)obj;

    /* Member variable. */
    p->type = MMI_IDLE_TYPE_CLASSIC;

    /* Member function. */
    p->on_enter = mmi_idle_classic_on_enter;
    p->on_update_service_area = mmi_idle_classic_on_update_service_indication;

        /*for __MMI_TOUCH_IDLESCREEN_SHORTCUTS__, the softkey area is owned by shortcut */
#if defined(__MMI_TOUCH_IDLESCREEN_SHORTCUTS__) || defined(__MMI_BT_BOX_IDLE_SHORTCUTS__)
 #if !defined(__MMI_BT_DIALER_SUPPORT__)
    /* Change the capabilities. */
    capability = &obj->capability;

    *capability &= ~ENABLE_CENTER_SOFT_KEY;
    *capability &= ~ENABLE_SOFT_KEY_AREA;
 #endif
 #if defined(__MMI_BT_BOX_IDLE_SHORTCUTS__)
    capability = &obj->capability;
    *capability &= ~ENABLE_NAVIGATION_KEY;
    *capability &= ~ENABLE_LEFT_SOFT_KEY;
    *capability &= ~ENABLE_RIGHT_SOFT_KEY;
 #endif
#endif
}
[...省略]

/*****************************************************************************
 * FUNCTION
 *  mmi_idle_classic_on_enter
 * DESCRIPTION
 *  This function enters the idle screen.
 * PARAMETERS
 *  obj             : [IN]          Idle object
 * RETURNS
 *  void
 *****************************************************************************/
static void mmi_idle_classic_on_enter(mmi_idle_obj_struct *obj)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    mmi_idle_classic_struct *p;
#if defined(__MMI_SEARCH_WEB_GOOGLE__)
    const U8 *image;
    const WCHAR *string;
#endif

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    MMI_ASSERT(obj);

    p = (mmi_idle_classic_struct *)obj;

#if defined(MMI_IDLE_CLASSIC_CSK_SUPPORT)
    EnableCenterSoftkey(0, IMG_GLOBAL_DIAL_PAD_CSK);
#endif

#if 0//defined(__MMI_CALENDAR_ON_IDLE_SCREEN__)
/* under construction !*/
/* under construction !*/
/* under construction !*/
/* under construction !*/
#endif /* defined(__MMI_CALENDAR_ON_IDLE_SCREEN__) */

#if 0
#ifdef __MMI_OP01_DCD__
/* under construction !*/
/* under construction !*/
/* under construction !*/
/* under construction !*/
#endif /* __MMI_OP01_DCD__ */
#endif

#if defined(__MMI_IDLE_SCREEN_ICON_SHORTCUT__)
    mmi_idle_classic_init_icon_shct(p);
#endif

#if defined(__MMI_SEARCH_WEB_GOOGLE__)
    if(mmi_search_web_get_idle_hint(&image, &string))
    {
        idle_screen_enable_search_bar(image, string, mmi_idle_classic_search_bar_trigger_by_touch_hdlr);
    }
#endif

    gui_sse_setup_scenario(GUI_SSE_SCENARIO_ENTER_IDLE);

    ShowCategory33Screen(
        STR_ID_IDLE_MAIN_MENU,
        0,
        STR_ID_IDLE_CONTACT,
        0,
        NULL);

    mmi_idle_set_handler((mmi_idle_obj_struct *)p);

#ifndef __MMI_PHNSET_SLIM__
    mmi_phnset_save_wallpaper_to_speedup();
#endif

    ClearKeyEvents();

    mmi_idle_sublcd_display();

#if !defined(__MMI_TOUCH_IDLESCREEN_SHORTCUTS__) || defined(__MMI_BT_DIALER_SUPPORT__)
    if(mmi_scr_locker_is_locked())
    {
        // softkey needs to update after show category
        // TODO: framework should emit the event after show category
        // then update can be done by scrlocker self.
      #ifndef __MMI_BTD_BOX_UI_STYLE__
        wgui_softkey_update();
      #endif /*__MMI_BTD_BOX_UI_STYLE__*/
    }
#endif
}

plutommi/mmi/Bootup/BootupSrc/BootupFlow.c

[...省略]
/*****************************************************************************
 * FUNCTION
 *  mmi_bootup_flow_completed
 * DESCRIPTION
 *  Query if current screen is interruptable. Only ultra-high priority events
 *  can interrupt booting screens; such as incoming call.
 * PARAMETERS
 *  evt     [IN] mmi_frm_proc_completed_evt_struct *
 * RETURNS
 *  void
 *****************************************************************************/
static mmi_ret mmi_bootup_flow_completed(mmi_event_struct *evt)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    mmi_frm_proc_seq_destroy(g_mmi_bootup_flow_cntx.main_flow);
    g_mmi_bootup_flow_cntx.main_flow = NULL;

    if (srv_shutdown_is_running())
    {
        return MMI_RET_OK;
    }

    /*
     * [MAUI_02288699]
     * We should close waiting first, otherwise it may be shown during
     * accessing NVRAM on BEFORE_IDLE event.
     */
    mmi_bootup_waiting_screen_close(GRP_ID_BOOTUP);

    mmi_bootup_notify_before_idle();

    mmi_idle_launch(GRP_ID_BOOTUP);

    /* Clear leave proc of the base screen, to allow being closed */
    mmi_frm_scrn_set_leave_proc(GRP_ID_BOOTUP, SCR_ID_BOOTUP_BASE, NULL);

    mmi_frm_group_close(GRP_ID_BOOTUP);

    /* Change service status first */
    srv_bootup_notify_completed();
    /* Notify application finally */
    mmi_bootup_notify_completed();

    return MMI_RET_OK;
}

[...省略]
/*****************************************************************************
 * FUNCTION
 *  mmi_bootup_flow_start
 * DESCRIPTION
 *  Start booting flow.
 *  This function is the handler of EVT_ID_BOOTUP_START.
 * PARAMETERS
 *  evt     [IN] srv_bootup_start_evt_struct*
 * RETURNS
 *  Always MMI_RET_OK
 *****************************************************************************/
mmi_ret mmi_bootup_flow_start(mmi_event_struct *evt)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    MMI_ASSERT(evt->evt_id == EVT_ID_SRV_BOOTUP_START);

    MMI_TRACE(MMI_BOOTUP_TRC_GROUP, TRC_MMI_BOOTUP_FLOW_START);

    g_mmi_bootup_flow_cntx.interrupt.disabled_count = 0;

    g_mmi_bootup_flow_cntx.main_flow = mmi_frm_proc_seq_create(
        mmi_frm_proc_allocate_id(),
        g_mmi_bootup_main_flow,
        sizeof(g_mmi_bootup_main_flow) / sizeof(g_mmi_bootup_main_flow[0]));

    mmi_frm_proc_seq_set_status_callback(
        g_mmi_bootup_flow_cntx.main_flow,
        mmi_bootup_flow_stop_check,
        &(g_mmi_bootup_flow_cntx));

    mmi_frm_proc_post_complete_execute(
        MMI_FRM_PROC_ID_BOOTUP_MAIN,
        mmi_bootup_flow_completed,
        &(g_mmi_bootup_flow_cntx),
        g_mmi_bootup_flow_cntx.main_flow);

    return MMI_RET_OK;
}
[...省略]

plutommi/Customer/CustomerInc/mmi_rp_callback_mgr_config.h

MMI_FRM_CB_REG_BEGIN(EVT_ID_SRV_BOOTUP_START)
MMI_FRM_CB_REG(mmi_bootup_flow_start)
MMI_FRM_CB_REG_END(EVT_ID_SRV_BOOTUP_START)

标签：__,task,obj,11C,idle,Analysis,Init,MMI,mmi
来源： https://www.cnblogs.com/libra13179/p/10761709.html