fmtuner.c

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//-----------------------------------------------------------------------------
// (C) Copyright 2003 Philips Semiconductors, All rights reserved
//
// This source code and any compilation or derivative thereof is the sole
// property of Philips Corporation and is provided pursuant to a Software
// License Agreement.  This code is the proprietary information of Philips
// Corporation and is confidential in nature.  Its use and dissemination by
// any party other than Philips Corporation is strictly limited by the
// confidential information provisions of the Agreement referenced above.
//-----------------------------------------------------------------------------
// FILE NAME:    fmTuner.c
//
// VERSION:      <1.00.00.0000>
//
// DESCRIPTION: This source file contains interface function called by appmanager.
//              They are used for module initialization,open,and event/command process
//              Exported function list: 
//              U32 fmTuner_Initialize(void),
//              U32 fmTuner_Open(void),
//              U32 fmTuner_Close(void),
//              U32 fmTuner_CmdProcessor(
//                  U32 kCommand, 
//                  U32 kData, 
//                  U32 kExtData1, 
//                  U32 kExtData2
//              )
//
// DOCUMENT REF:SZLAB/PRS0003 

//-----------------------------------------------------------------------------
// Standard include files:
//-----------------------------------------------------------------------------
//
#include "common.h"
#include "cmd_glb.h"
#include "keyb_glb.h"
#include "global.h"
#include "PSA_API.h"
//-----------------------------------------------------------------------------
// Project include files:
//-----------------------------------------------------------------------------
//
#include "fmTuner.h"
#include "fmVolume.h"
#include "drvNvdata.h"
#include "fmI2cmaster.h"
#include "fmTuner_DrvFunction.h"
#include "fmTuner_GPIO.h"
#include "drvLcd.h"
#include "fmDisplay.h"
#include "fmTuner_PresetStore.h"
//-----------------------------------------------------------------------------
// Types and defines:
//-----------------------------------------------------------------------------
//
extern  U32 fmTuner_KeyProcess(U32 u32kKeyCode,U32 u32kKeyEvent);
//-----------------------------------------------------------------------------
// Global data:
//-----------------------------------------------------------------------------
//
Tuner_States_Ready_en fmTunerPlayingFlag=STATE_NOT_READY;



//-----------------------------------------------------------------------------
// Internal Prototypes:
//-----------------------------------------------------------------------------
//

//-----------------------------------------------------------------------------
// Exported functions:
//-----------------------------------------------------------------------------
//
//
//-----------------------------------------------------------------------------
// FUNCTION:    fmTuner_Initialize
//
// DESCRIPTION: This function is used for module initialization
//
// RETURN:       U32,for description,please refer to global.h
//
// NOTES:       <Function notes - pre/post state, side effects, reentrancy>
//-----------------------------------------------------------------------------

U32
fmTuner_Initialize(void)
{
    gfmTuner_pPointer=&gfmTuner_sRuningParameter;
    
    fmI2cmaster_initialize();
    //fmTuner_InitializeGPIO();
    //delay 10ms
    fmTuner_OsGenernalDelay(10);
    return cSSA_OK;
}//fmTuner_Initialize()    

//-----------------------------------------------------------------------------
// FUNCTION:    fmTuner_Open
//
// DESCRIPTION: <Function description/purpose>
//
// RETURN:      <Return data type/description>
//
// NOTES:       <Function notes - pre/post state, side effects, reentrancy>
//-----------------------------------------------------------------------------
U32    
fmTuner_Open(void)
{
    drvNvdata_GetPersistentValue(drvNvdata_Index_Tuner,&gfmTuner_sRuningParameter);
    
    fmTuner_StandBy(TRUE);
    //delay 10ms
    fmTuner_OsGenernalDelay(10);
    return cSSA_OK;
}//fmTuner_Open() 
//-----------------------------------------------------------------------------
// FUNCTION:    fmTuner_Close
//
// DESCRIPTION: <Function description/purpose>
//
// RETURN:      <Return data type/description>
//
// NOTES:       <Function notes - pre/post state, side effects, reentrancy>
//-----------------------------------------------------------------------------

U32
fmTuner_Close(void)
{
    return cSSA_OK;
}//fmTuner_Close    

//-----------------------------------------------------------------------------
// FUNCTION:    fmTuner_CmdProcessor
//
// DESCRIPTION: This function handles porcessing of system event including keyboard,PSA event,command
//
// RETURN:      U32,for description,please refer to global.h
//
// NOTES:       <Function notes - pre/post state, side effects, reentrancy>
//-----------------------------------------------------------------------------

U32 
fmTuner_CmdProcessor( 	
    U32 kCommand,
    U32 kData,
    U32 kExtData1,
    U32 kExtData2
    )
{
    
    U32 ReturnCode;
    ReturnCode=cSSA_OK;
    
    switch (kCommand)
	{
         case cCMD_START:
              fmTuner_StandBy(FALSE);
              fmTuner_OsGenernalDelay(1500);
              //drvLcd_ClearDisplayScreen();
              
              fmTuner_GlobalVariablesInitialize();
              
              
              //delay 10ms
              fmTuner_OsGenernalDelay(10);
              PSA_SetAudioParameters(PSA_LINE_FEEDBACK_SS,PSA_12_KHZ_SR,0x00);
              
              drvNvdata_GetPersistentValue(drvNvdata_Index_Tuner,&gfmTuner_sRuningParameter);
              
              gfmTuner_u16TunerFrequency=gfmTuner_pPointer->LastFrequency;
              fmTuner_TuneToFrequecy(gfmTuner_u16TunerFrequency);
              gfmTuner_u8InTune=TRUE;
              fmTuner_OsGenernalDelay(5);
              drvLcd_ClearDisplayScreen();	
              fmTuner_DisplayRefresh();  
              fmTunerPlayingFlag=STATE_READY;
              break;
         case cCMD_STOP:
              fmTuner_StandBy(TRUE);
              //fmTuner_MuteDemuteTuner(TRUE);
             
              if(gfmTuner_u8WriteFlash==TRUE)
              {
                  gfmTuner_pPointer->LastFrequency=gfmTuner_u16TunerFrequency;
                  drvNvdata_SetPersistentValue(drvNvdata_Index_Tuner,&gfmTuner_sRuningParameter);
              }
                
              fmTuner_GlobalVariablesInitialize();
              fmTunerPlayingFlag=STATE_NOT_READY; 
                 
              break;
         case cCMD_SET_RUNNING_MODE:
              switch(kData)
              {
                  case   RUNNING_MODE_NORMAL:
			            gfmTuner_u8BackGround=FALSE;
			            drvLcd_ClearDisplayScreen();
			            fmTuner_DisplayRefresh();
			            
			            		
                  break;
                  case 	RUNNING_MODE_BACKGROUND:
                      gfmTuner_u8BackGround=TRUE;
                      drvLcd_ClearDisplayScreen();
                       
                  break;
              }
				           
              break;
         case cCMD_DISPATCH_MESSAGE:
              
              switch(kData)
              {
                  case    cMSG_KEYB:
                          if(fmTunerPlayingFlag==STATE_READY&&gfmTuner_u8BackGround==FALSE)
                          {
                  
                              ReturnCode=fmTuner_KeyProcess((Keyb_Code_e)kExtData1,kExtData2);
                          }
                  
                          break;
                  
                  case    cMSG_PSA_EVENT:
                      
                          ReturnCode=cSSA_PSA_MSG_UNKNOWN; 
                      
                          break;
                  case    cMSG_TIMER:
                          
                          if(fmTunerPlayingFlag==STATE_READY&&gfmTuner_u8BackGround==FALSE)
                          {
                               
                              
                              gfmTuner_u8TimerHalfSec++;
                              if(gfmTuner_u8TimerHalfSec>=16)
                              {
                                  gfmTuner_u8TimerHalfSec=0;
                              }
                              
                              if(gfmTuner_u8TimeOutFunctionTimer>1)
                              {
                                  gfmTuner_u8TimeOutFunctionTimer--;
                              }
                              if(gfmTuner_u8TimeOutFunctionTimer==1)
                              {
                                  if(gfmTuner_u8SaveBusy==TRUE)
                                  {
                                      fmTuner_ExitSaveHandler();
                                  }
                                  gfmTuner_u8TimeOutFunctionTimer=0;
                              }
                              if(gfmTuner_u8SaveBusy==TRUE)
                              {
                                  fmTuner_FlashChannelNumber();    
                              }
                              
                              //polling tuner
                              fmTuner_ReadSequentialByte(gfmTuner_I2C_BufferRead,cIIC_LENGTH_FIVE);
                              
                              
                              if(gfmTuner_u8InTune==TRUE)
                              {
                                  fmTuner_CheckInTune();
                              }
                              if(gfmTuner_u8SearchBusy==TRUE)
                              {
                                  fmTuner_CheckSearch();
                              }

                              if(gfmTuner_u8AstSearchBusy==TRUE&&!gfmTuner_u8SearchBusy)
                              {
                                  fmTuner_CheckAstSearch();
                              }
                              if(!gfmTuner_u8AstSearchBusy&&!gfmTuner_u8InTune&&!gfmTuner_u8SearchBusy&&gfmTuner_eMonoStereo==fmTuner_MonoStereo_Stereo)
                              {
                                  fmTuner_StereoMonoDisplay();
                              }
                          }
                         
                          break;
                      
                  default:
                   
                       ReturnCode=cSSA_MSG_UNKNOWN_TYPE;
                       
                       break;        
              
              }
              break;
              
         default:
         //not currently supported command
             ReturnCode=cSSA_UNKNOWN_COMMAND;       
             break; 
		    
    }
    
    return    ReturnCode;
}