nvm3_hal_extflash.c File Reference

Non-Volatile Memory Wear-Leveling driver HAL implementation.

License

Copyright 2018 Silicon Laboratories Inc. www.silabs.com

SPDX-License-Identifier: Zlib

The licensor of this software is Silicon Laboratories Inc.

This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.

Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.

Definition in file nvm3_hal_extflash.c.

#include <stdbool.h>
#include <string.h>
#include "nvm3.h"
#include "nvm3_hal_extflash.h"
#include "em_system.h"
#include "em_msc.h"
#include "api/btl_interface.h"

Macros

#define CACHE_ADR_INVALID   (void *)(-1)
 
#define CACHE_SIZE   (64)
 

Functions

static void halExtFlashClose (void)
 
static Ecode_t halExtFlashGetInfo (nvm3_HalInfo_t *halInfo)
 
static Ecode_t halExtFlashOpen (nvm3_HalPtr_t nvmAdr, size_t flashSize)
 
static Ecode_t halExtFlashPageErase (nvm3_HalPtr_t nvmAdr)
 
Ecode_t halExtFlashReadWords (nvm3_HalPtr_t nvmAdr, void *dst, size_t wordCnt)
 
static Ecode_t halExtFlashWriteWords (nvm3_HalPtr_t nvmAdr, void const *src, size_t wordCnt)
 
static void nvm3_halExtFlashAccess (nvm3_HalNvmAccessCode_t access)
 

Variables

static BootloaderInformation_t btlInfo
 Bootloader information.
 
static BootloaderStorageInformation_t btlStorageInfo
 Bootloader storage information.
 
static void * cacheAdr
 
static uint8_t cacheBuf [CACHE_SIZE]
 
const nvm3_HalHandle_t nvm3_halExtFlashHandle