pinebuds/services/nv_section/customparam_section/customparam_section.c
2022-08-15 17:20:27 +08:00

114 lines
3.6 KiB
C

/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#include <stdio.h>
#include "hal_trace.h"
#include "customparam_section.h"
#include <string.h>
extern uint32_t __custom_parameter_start[];
static uint8_t isCustomParamSectionValid = false;
void nv_custom_parameter_section_init(void)
{
isCustomParamSectionValid = false;
if (CUSTOMPARAM_MAGIC_CODE ==
((CUSTOM_PARAM_SECTION_HEADER_T *)__custom_parameter_start)->magic_code)
{
// check whether the length is correct
uint8_t* startLogicAddr = (uint8_t *)__custom_parameter_start;
CUSTOM_PARAM_SECTION_HEADER_T* pSectoinHeader =
(CUSTOM_PARAM_SECTION_HEADER_T *)startLogicAddr;
uint32_t totalDataLen = OFFSETOF(CUSTOM_PARAM_SECTION_HEADER_T, entryCount) +
pSectoinHeader->length;
if (totalDataLen > CUSTOMPARAM_SECTION_SIZE)
{
return;
}
uint32_t offset = sizeof(CUSTOM_PARAM_SECTION_HEADER_T);
for (uint32_t entry = 0;entry < pSectoinHeader->entryCount;entry++)
{
CUSTOM_PARAM_ENTRY_HEADER_T* pEntryHeader =
(CUSTOM_PARAM_ENTRY_HEADER_T *)((uint8_t *)__custom_parameter_start + offset);
offset += (sizeof(CUSTOM_PARAM_ENTRY_HEADER_T) + pEntryHeader->paramLen);
if (offset > CUSTOMPARAM_SECTION_SIZE)
{
return;
}
}
isCustomParamSectionValid = true;
uint8_t serialNumber[CUSTOM_PARAM_SERIAL_NUM_LEN];
uint32_t serialNumParamLen = 0;
bool isSuccessfullyLoaded = nv_custom_parameter_section_get_entry(CUSTOM_PARAM_SERIAL_NUM_INDEX, serialNumber,
&serialNumParamLen);
if (isSuccessfullyLoaded)
{
TRACE(0,"Serial number is:");
DUMP8("%02x ", serialNumber, sizeof(serialNumber));
}
}
}
bool nv_custom_parameter_section_get_entry(uint16_t paramIndex, uint8_t* pParamVal, uint32_t* pParamLen)
{
if (isCustomParamSectionValid)
{
uint8_t* startLogicAddr = (uint8_t *)__custom_parameter_start;
CUSTOM_PARAM_SECTION_HEADER_T* pSectoinHeader =
(CUSTOM_PARAM_SECTION_HEADER_T *)startLogicAddr;
uint32_t offset = sizeof(CUSTOM_PARAM_SECTION_HEADER_T);
for (uint32_t entry = 0;entry < pSectoinHeader->entryCount;entry++)
{
CUSTOM_PARAM_ENTRY_HEADER_T* pEntryHeader =
(CUSTOM_PARAM_ENTRY_HEADER_T *)((uint8_t *)__custom_parameter_start + offset);
if (paramIndex == pEntryHeader->paramIndex)
{
memcpy(pParamVal, ((uint8_t *)pEntryHeader)+sizeof(CUSTOM_PARAM_ENTRY_HEADER_T),
pEntryHeader->paramLen);
*pParamLen = pEntryHeader->paramLen;
return true;
}
offset += (sizeof(CUSTOM_PARAM_ENTRY_HEADER_T) + pEntryHeader->paramLen);
}
}
return false;
}
#if defined(BISTO_ENABLED)||defined(GFPS_ENABLED)
uint32_t Get_ModelId(void)
{
uint8_t Model_ID[CUSTOM_PARAM_Model_ID_LEN];
uint32_t ModelIdValue, Model_ID_ParamLen = 0;
if(nv_custom_parameter_section_get_entry( CUSTOM_PARAM_Mode_ID_INDEX,
Model_ID, &Model_ID_ParamLen))
{
ModelIdValue = (Model_ID[0]<<16) | (Model_ID[1]<<8) | Model_ID[2];
TRACE(1,"Model id is :0x%08x\n",ModelIdValue);
return ModelIdValue;
}
return 0;
}
#endif