[FAQ14527]IPO（smart phone fast boot up）Enable Guide

[DESCRIPTION]

 IPO : It's a smart phone fast boot up way.This way can let smart phone in deep sleep mode.When user press powerkey,Phone can boot up quickly.

[SOLUTION]

?How - To enable IPO

  A.enable the Feature Option
      1.In ProjectConfig.mk, set  MTK_IPO_SUPPORT = yes
      2.Disable UI configuration:  Setting->Accesibility->Quick boot

         Remove the following 2 lines regarding IPO in red rectangle in                                                  

          frameworks/base/packages/SettingsProvider/res/values/mtk_defaults.xml

          
      3.Rebuild the load

?Important Notice!!
        Phone with battery built-in should be Shutdown before shipment truely. It can be achieved by Clear EMMC in Factory Mode or Meta mode.

?How - To shutdown phone when enabled IPO feature

       A : factory environment

              Recommend to the factory last stop scheduled shutdown process.

           

       FactoryMode - Clear eMMC and Shutdown

           Step 1 : Factory mode modify if enable IPO

                       Find this file for modify

                        “alps\vendor\mediatek\proprietary\factory\src\test\ftm_emmc.c”

                       #include /* for property_set */
                        

             Step 2 : Remove reboot(RB_AUTOBOOT); , change to property_set("sys.powerctl", "shutdown");

                         

         FactoryMode - Clear MLC and Shutdown

            Step 1 : Factory mode modify if enable IPO
                 Find this file for modify “alps\vendor\mediatek\proprietary\factory\src\test\ftm_flash.c”
                 #include /* for property_set */

                   

            Step 2 : Remove reboot(RB_AUTOBOOT); in “clear_flash_entry” , change to property_set("sys.powerctl", "shutdown");

                  

      Meta API- Clear Flash and Shutdown

             New Meta API(SPMeta DLL v1.1528.00) support Clear Flash and Shutdown , if enable IPO