pinebuds/services/nv_section/customparam_section/customparam_section.c

109 lines
3.9 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 All unpublished rights reserved.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 "customparam_section.h"
#include "hal_trace.h"
#include <stdio.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