/*****************************************************************************
*  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) 2005
*
*  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
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*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *   CBR_util.h
 *
 * Project:
 * --------
 *   MAUI
 *
 * Description:
 * ------------
 *   Services for using CBR in the init flow
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
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 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/

#ifdef __SV5_ENABLED__
#ifdef __MTK_TARGET__

#include "kal_general_types.h"
#include "cbr.h"
#include "FTL.h"
#include "bl_bootinfo.h"
#include "bl_loader.h"
#include "init_memory_stack.h"
extern kal_uint32 GetMainRegionStartBlock(void);
extern kal_uint32 custom_get_NORFLASH_Base(void);

#if defined(_NAND_FLASH_BOOTING_)
#define MAX_PAGE_SIZE 4096
#elif defined(__EMMC_BOOTING__)
#define MAX_PAGE_SIZE 8192
#elif defined(MT6251)
#define MAX_PAGE_SIZE 512
#else
#define MAX_PAGE_SIZE 2048
#endif

static kal_bool cbrutl_inited = KAL_FALSE;

#if defined(__UBL__)

kal_int32 CBRUtl_InitService(void)
{
   kal_int32 status = 0;
   
#if defined(_NAND_FLASH_BOOTING_) || defined(__EMMC_BOOTING__)   

   //NAND and eMMC has already initialized in very early beginning
   
#else

   extern FTL_FuncTbl *g_ftlFuncTbl;
   
   static kal_uint32 page_buff[MAX_PAGE_SIZE/4];
   kal_uint32 cbrStartBlock;

   if(cbrutl_inited)
   {
      return CBR_INITIALIZED;
   }

   g_ftlFuncTbl->FTL_Init(NULL);
   
   CBR_SetEnv(E_CBR_IDX_CBR, page_buff, MAX_PAGE_SIZE, g_ftlFuncTbl);
   cbrStartBlock = GetMainRegionStartBlock();
   status = CBR_Init(E_CBR_IDX_CBR, cbrStartBlock);
   
#endif

   cbrutl_inited = KAL_TRUE;

   return status;
}

#elif defined(__FUE__)

//Not used in FUE

#else

extern BL_Info_Wrapper_st g_pass_info;
#define CBR_WORKING_STACK_SIZE 0x3000

kal_int32 CBRUtl_InitService(void)
{
   kal_int32 status = 0;
   
   static kal_uint32 page_buff[MAX_PAGE_SIZE/4];

   extern FTL_FuncTbl ftlFuncTbl;
   kal_uint32* stackBuffer;
   
   kal_uint32 cbrStartBlock;
   kal_uint32 mainRegionStart;

   if(cbrutl_inited)
   {
      return CBR_INITIALIZED;
   }
   
   ftlFuncTbl.FTL_Init(NULL);

   CBR_SetEnv(E_CBR_IDX_CBR, page_buff, MAX_PAGE_SIZE, &ftlFuncTbl);

#if defined(_NAND_FLASH_BOOTING_) || defined(__EMMC_BOOTING__)
   {      
      FlashLayout *flashLayoutPtr = (FlashLayout*)&(g_pass_info.m_bl_flash_layout);
      cbrStartBlock = flashLayoutPtr->cbrStartBlock;
   }
#else
   {
      //Replaced by new FTL function
      kal_uint32 mainRegionStart = ((BRLYT_U*)(((DEV_HDR_U*)custom_get_NORFLASH_Base())+REGION_IDX_BRLYT))->m_br_layout.m_main_region_dev_addr;
      cbrStartBlock = (mainRegionStart + ftlFuncTbl.FTL_GetBlockSize(0, NULL) - 1) / ftlFuncTbl.FTL_GetBlockSize(0, NULL);
   }
#endif

   stackBuffer = (kal_uint32*)kal_tmp_mem_alloc(CBR_WORKING_STACK_SIZE);
   
   status = INT_SwitchStackToRun(stackBuffer, CBR_WORKING_STACK_SIZE, CBR_Init, 2, E_CBR_IDX_CBR, cbrStartBlock);
   
   kal_tmp_mem_free(stackBuffer);

   ASSERT(status == CBR_INITIALIZED || status == CBR_SUCCESS);
   
   cbrutl_inited = KAL_TRUE;
      
   return status;
}

#endif

#endif /* __MTK_TARGET__ */
#endif /* __SV5_ENABLED__ */