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trezor-firmware/core/embed/ble_bootloader/dfu/nrf_dfu_flash.h

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/**
* Copyright (c) 2016 - 2021, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/**@file
*
* @defgroup sdk_nrf_dfu_flash Flash operations
* @{
* @ingroup nrf_dfu
*/
#ifndef NRF_DFU_FLASH_H__
#define NRF_DFU_FLASH_H__
#include <stdint.h>
#include <stdbool.h>
#include "sdk_errors.h"
#ifdef __cplusplus
extern "C" {
#endif
/**@brief nrf_fstorage event handler function for DFU fstorage operations.
*
* This function will be called after a flash operation has completed.
*/
typedef void (*nrf_dfu_flash_callback_t)(void * p_buf);
/**@brief Function for initializing the flash module.
*
* Depending on whether or not the SoftDevice is present and its IRQ have been initialized,
* this function initializes the correct @ref nrf_fstorage backend.
*
* @param[in] sd_irq_initialized Whether or not the SoftDevice IRQ have been initialized.
*
* @retval NRF_SUCCESS If the operation was successful.
*/
ret_code_t nrf_dfu_flash_init(bool sd_irq_initialized);
/**@brief Function for storing data to flash.
*
* This functions is asynchronous when the SoftDevice is enabled and synchronous when
* the SoftDevice is not present or disabled. In both cases, if a callback function is provided,
* it will be called when the operation has completed.
*
* @note The content of @p p_src should be kept in memory until the operation has completed.
*
* @param[in] dest The address where the data should be stored.
* @param[in] p_src Pointer to the address where the data should be copied from.
* This address can be in flash or RAM.
* @param[in] len The number of bytes to be copied from @p p_src to @p dest.
* @param[in] callback Callback function.
*
* @retval NRF_SUCCESS If the operation was successful.
* @retval NRF_ERROR_INVALID_STATE If nrf_dfu_flash is not initialized.
* @retval NRF_ERROR_INVALID_ADDR If @p p_src or @p dest is not word-aligned.
* @retval NRF_ERROR_INVALID_LENGTH If @p len is zero.
* @retval NRF_ERROR_NULL If @p p_src is NULL.
* @retval NRF_ERROR_NO_MEM If nrf_fstorage is out of memory.
*/
ret_code_t nrf_dfu_flash_store(uint32_t dest,
void const * p_src,
uint32_t len,
nrf_dfu_flash_callback_t callback);
/**@brief Function for erasing data from flash.
*
* This functions is asynchronous when the SoftDevice is enabled and synchronous when
* the SoftDevice is not present or disabled. In both cases, if a callback function is provided,
* it will be called when the operation has completed.
*
* @param[in] page_addr The address of the first flash page to be deleted.
* @param[in] num_pages The number of flash pages to be deleted.
* @param[in] callback Callback function.
*
* @retval NRF_SUCCESS If the operation was successful.
* @retval NRF_ERROR_INVALID_STATE If nrf_dfu_flash is not initialized.
* @retval NRF_ERROR_INVALID_ADDR If @p page_addr is not aligned to a page boundary or the
* operation would go beyond the flash memory boundaries.
* @retval NRF_ERROR_INVALID_LENGTH If @p num_pages is zero.
* @retval NRF_ERROR_NULL If @p page_addr is NULL.
* @retval NRF_ERROR_NO_MEM If the queue of nrf_fstorage is full.
*/
ret_code_t nrf_dfu_flash_erase(uint32_t page_addr, uint32_t num_pages, nrf_dfu_flash_callback_t callback);
#ifdef __cplusplus
}
#endif
#endif // NRF_DFU_FLASH_H__
/** @} */