The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc
mbed library release version 165

Who changed what in which revision?

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AnnaBridge 146:22da6e220af6 1 /*
AnnaBridge 146:22da6e220af6 2 * Copyright (c) 2013 Nordic Semiconductor ASA
AnnaBridge 146:22da6e220af6 3 * All rights reserved.
AnnaBridge 146:22da6e220af6 4 *
AnnaBridge 146:22da6e220af6 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 146:22da6e220af6 6 * are permitted provided that the following conditions are met:
AnnaBridge 146:22da6e220af6 7 *
AnnaBridge 146:22da6e220af6 8 * 1. Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 146:22da6e220af6 9 * of conditions and the following disclaimer.
AnnaBridge 146:22da6e220af6 10 *
AnnaBridge 146:22da6e220af6 11 * 2. Redistributions in binary form, except as embedded into a Nordic Semiconductor ASA
AnnaBridge 146:22da6e220af6 12 * integrated circuit in a product or a software update for such product, must reproduce
AnnaBridge 146:22da6e220af6 13 * the above copyright notice, this list of conditions and the following disclaimer in
AnnaBridge 146:22da6e220af6 14 * the documentation and/or other materials provided with the distribution.
AnnaBridge 146:22da6e220af6 15 *
AnnaBridge 146:22da6e220af6 16 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its contributors may be
AnnaBridge 146:22da6e220af6 17 * used to endorse or promote products derived from this software without specific prior
AnnaBridge 146:22da6e220af6 18 * written permission.
AnnaBridge 146:22da6e220af6 19 *
AnnaBridge 146:22da6e220af6 20 * 4. This software, with or without modification, must only be used with a
AnnaBridge 146:22da6e220af6 21 * Nordic Semiconductor ASA integrated circuit.
AnnaBridge 146:22da6e220af6 22 *
AnnaBridge 146:22da6e220af6 23 * 5. Any software provided in binary or object form under this license must not be reverse
AnnaBridge 146:22da6e220af6 24 * engineered, decompiled, modified and/or disassembled.
AnnaBridge 146:22da6e220af6 25 *
AnnaBridge 146:22da6e220af6 26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 146:22da6e220af6 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 146:22da6e220af6 28 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 146:22da6e220af6 29 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 146:22da6e220af6 30 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 146:22da6e220af6 31 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 146:22da6e220af6 32 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 146:22da6e220af6 33 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 146:22da6e220af6 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 146:22da6e220af6 35 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 146:22da6e220af6 36 *
AnnaBridge 146:22da6e220af6 37 */
AnnaBridge 146:22da6e220af6 38
AnnaBridge 146:22da6e220af6 39
AnnaBridge 146:22da6e220af6 40 /**@file
AnnaBridge 146:22da6e220af6 41 *
AnnaBridge 146:22da6e220af6 42 * @defgroup persistent_storage Persistent Storage Interface
AnnaBridge 146:22da6e220af6 43 * @{
AnnaBridge 146:22da6e220af6 44 * @ingroup app_common
AnnaBridge 146:22da6e220af6 45 * @brief Abstracted flash interface.
AnnaBridge 146:22da6e220af6 46 *
AnnaBridge 146:22da6e220af6 47 * @details An abstracted interface is provided by the module to easily port the application and
AnnaBridge 146:22da6e220af6 48 * SDK modules to an alternate option. This ensures that the SDK and application are moved
AnnaBridge 146:22da6e220af6 49 * to alternate persistent storage instead of the one provided by default.
AnnaBridge 146:22da6e220af6 50 */
AnnaBridge 146:22da6e220af6 51
AnnaBridge 146:22da6e220af6 52 #ifndef PSTORAGE_H__
AnnaBridge 146:22da6e220af6 53 #define PSTORAGE_H__
AnnaBridge 146:22da6e220af6 54
AnnaBridge 146:22da6e220af6 55 #include "pstorage_platform.h"
AnnaBridge 146:22da6e220af6 56
AnnaBridge 146:22da6e220af6 57
AnnaBridge 146:22da6e220af6 58 /**@defgroup ps_opcode Persistent Storage Access Operation Codes
AnnaBridge 146:22da6e220af6 59 * @{
AnnaBridge 146:22da6e220af6 60 * @brief Persistent Storage Access Operation Codes.
AnnaBridge 146:22da6e220af6 61 *
AnnaBridge 146:22da6e220af6 62 * @details Persistent Storage Access Operation Codes are used by Persistent storage operation
AnnaBridge 146:22da6e220af6 63 * completion callback @ref pstorage_ntf_cb_t to identify the operation type requested by
AnnaBridge 146:22da6e220af6 64 * the application.
AnnaBridge 146:22da6e220af6 65 */
AnnaBridge 146:22da6e220af6 66 #define PSTORAGE_STORE_OP_CODE 0x01 /**< Store Operation type. */
AnnaBridge 146:22da6e220af6 67 #define PSTORAGE_LOAD_OP_CODE 0x02 /**< Load Operation type. */
AnnaBridge 146:22da6e220af6 68 #define PSTORAGE_CLEAR_OP_CODE 0x03 /**< Clear Operation type. */
AnnaBridge 146:22da6e220af6 69 #define PSTORAGE_UPDATE_OP_CODE 0x04 /**< Update Operation type. */
AnnaBridge 146:22da6e220af6 70
AnnaBridge 146:22da6e220af6 71 /**@} */
AnnaBridge 146:22da6e220af6 72
AnnaBridge 146:22da6e220af6 73 /**@defgroup pstorage_data_types Persistent Memory Interface Data Types
AnnaBridge 146:22da6e220af6 74 * @{
AnnaBridge 146:22da6e220af6 75 * @brief Data Types needed for interfacing with persistent memory.
AnnaBridge 146:22da6e220af6 76 *
AnnaBridge 146:22da6e220af6 77 * @details Data Types needed for interfacing with persistent memory.
AnnaBridge 146:22da6e220af6 78 */
AnnaBridge 146:22da6e220af6 79
AnnaBridge 146:22da6e220af6 80 /**@brief Persistent storage operation completion callback function type.
AnnaBridge 146:22da6e220af6 81 *
AnnaBridge 146:22da6e220af6 82 * @details The persistent storage operation completion callback is used by the interface to report
AnnaBridge 146:22da6e220af6 83 * success or failure of a flash operation. Since data is not copied for a store operation,
AnnaBridge 146:22da6e220af6 84 * a callback is an indication that the resident memory can now be reused or freed.
AnnaBridge 146:22da6e220af6 85 *
AnnaBridge 146:22da6e220af6 86 * @param[in] handle Identifies the module and block for the callback that is received.
AnnaBridge 146:22da6e220af6 87 * @param[in] op_code Identifies the operation for the event that is notified.
AnnaBridge 146:22da6e220af6 88 * @param[in] result Identifies the result of a flash access operation. NRF_SUCCESS implies
AnnaBridge 146:22da6e220af6 89 * operation succeeded.
AnnaBridge 146:22da6e220af6 90 *
AnnaBridge 146:22da6e220af6 91 * @note Unmanaged (abnormal behaviour) error codes from the SoftDevice flash
AnnaBridge 146:22da6e220af6 92 * access API are forwarded as is and are expected to be handled by the
AnnaBridge 146:22da6e220af6 93 * application. For details refer to the implementation file and corresponding
AnnaBridge 146:22da6e220af6 94 * SoftDevice flash API documentation.
AnnaBridge 146:22da6e220af6 95 *
AnnaBridge 146:22da6e220af6 96 * @param[in] p_data Identifies the application data pointer. For a store operation, this points
AnnaBridge 146:22da6e220af6 97 * to the resident source of application memory that the application can now
AnnaBridge 146:22da6e220af6 98 * free or reuse. When there is a clear operation, this is NULL since no
AnnaBridge 146:22da6e220af6 99 * application pointer is needed for this operation.
AnnaBridge 146:22da6e220af6 100 * @param[in] data_len Length data the application provided for the operation.
AnnaBridge 146:22da6e220af6 101 */
AnnaBridge 146:22da6e220af6 102 typedef void (*pstorage_ntf_cb_t)(pstorage_handle_t * p_handle,
AnnaBridge 146:22da6e220af6 103 uint8_t op_code,
AnnaBridge 146:22da6e220af6 104 uint32_t result,
AnnaBridge 146:22da6e220af6 105 uint8_t * p_data,
AnnaBridge 146:22da6e220af6 106 uint32_t data_len);
AnnaBridge 146:22da6e220af6 107
AnnaBridge 146:22da6e220af6 108 /**@brief Struct containing module registration context. */
AnnaBridge 146:22da6e220af6 109 typedef struct
AnnaBridge 146:22da6e220af6 110 {
AnnaBridge 146:22da6e220af6 111 pstorage_ntf_cb_t cb; /**< Persistent storage operation completion callback function @ref pstorage_ntf_cb_t. */
AnnaBridge 146:22da6e220af6 112 pstorage_size_t block_size; /**< Desired block size for persistent memory storage. For example, if a module has a table with 10 entries, and each entry is 64 bytes in size,
AnnaBridge 146:22da6e220af6 113 * it can request 10 blocks with a block size of 64 bytes. The module can also request one block that is 640 bytes depending
AnnaBridge 146:22da6e220af6 114 * on how it would like to access or alter the memory in persistent memory.
AnnaBridge 146:22da6e220af6 115 * The first option is preferred when it is a single entry that needs to be updated often and doesn't impact the other entries.
AnnaBridge 146:22da6e220af6 116 * The second option is preferred when table entries are not changed individually but have a common point of loading and storing
AnnaBridge 146:22da6e220af6 117 * data. */
AnnaBridge 146:22da6e220af6 118 pstorage_size_t block_count; /** Number of blocks requested by the module; minimum values is 1. */
AnnaBridge 146:22da6e220af6 119 } pstorage_module_param_t;
AnnaBridge 146:22da6e220af6 120
AnnaBridge 146:22da6e220af6 121 /**@} */
AnnaBridge 146:22da6e220af6 122
AnnaBridge 146:22da6e220af6 123 /**@defgroup pstorage_routines Persistent Storage Access Routines
AnnaBridge 146:22da6e220af6 124 * @{
AnnaBridge 146:22da6e220af6 125 * @brief Functions/Interface SDK modules used to persistently store data.
AnnaBridge 146:22da6e220af6 126 *
AnnaBridge 146:22da6e220af6 127 * @details Interface for the Application and SDK modules to load/store information persistently.
AnnaBridge 146:22da6e220af6 128 * Note: While implementation of each of the persistent storage access functions
AnnaBridge 146:22da6e220af6 129 * depends on the system and is specific to system/solution, the signature of the
AnnaBridge 146:22da6e220af6 130 * interface routines should not be altered.
AnnaBridge 146:22da6e220af6 131 */
AnnaBridge 146:22da6e220af6 132
AnnaBridge 146:22da6e220af6 133 /**@brief Function for initializing the module.
AnnaBridge 146:22da6e220af6 134 *
AnnaBridge 146:22da6e220af6 135 * @details Function for initializing the module. This function is called once before any other APIs
AnnaBridge 146:22da6e220af6 136 * of the module are used.
AnnaBridge 146:22da6e220af6 137 *
AnnaBridge 146:22da6e220af6 138 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 139 */
AnnaBridge 146:22da6e220af6 140 uint32_t pstorage_init(void);
AnnaBridge 146:22da6e220af6 141
AnnaBridge 146:22da6e220af6 142 /**@brief Function for registering with persistent storage interface.
AnnaBridge 146:22da6e220af6 143 *
AnnaBridge 146:22da6e220af6 144 * @param[in] p_module_param Module registration parameter.
AnnaBridge 146:22da6e220af6 145 * @param[out] p_block_id Block identifier to identify persistent memory blocks when
AnnaBridge 146:22da6e220af6 146 * registration succeeds. Application is expected to use the block IDs
AnnaBridge 146:22da6e220af6 147 * for subsequent operations on requested persistent memory. Maximum
AnnaBridge 146:22da6e220af6 148 * registrations permitted is determined by the configuration of the
AnnaBridge 146:22da6e220af6 149 * parameter PSTORAGE_NUM_OF_PAGES. If more than one memory block is
AnnaBridge 146:22da6e220af6 150 * requested, the identifier provided here is the base identifier for the
AnnaBridge 146:22da6e220af6 151 * first block and used to identify the subsequent block. The application
AnnaBridge 146:22da6e220af6 152 * uses \@ref pstorage_block_identifier_get with this base identifier and
AnnaBridge 146:22da6e220af6 153 * block number. Therefore if 10 blocks of size 64 are requested and the
AnnaBridge 146:22da6e220af6 154 * application wishes to store memory in the 6th block, it shall use
AnnaBridge 146:22da6e220af6 155 * \@ref pstorage_block_identifier_get with the base ID and provide a
AnnaBridge 146:22da6e220af6 156 * block number of 5. This way the application is only expected to
AnnaBridge 146:22da6e220af6 157 * remember the base block identifier.
AnnaBridge 146:22da6e220af6 158 *
AnnaBridge 146:22da6e220af6 159 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 160 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 161 * initialization.
AnnaBridge 146:22da6e220af6 162 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 163 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 164 * @retval NRF_ERROR_NO_MEM Operation failure. Additional registrations can't be
AnnaBridge 146:22da6e220af6 165 * supported.
AnnaBridge 146:22da6e220af6 166 */
AnnaBridge 146:22da6e220af6 167 uint32_t pstorage_register(pstorage_module_param_t * p_module_param,
AnnaBridge 146:22da6e220af6 168 pstorage_handle_t * p_block_id);
AnnaBridge 146:22da6e220af6 169
AnnaBridge 146:22da6e220af6 170 /**@brief Function for getting block ID with reference to base block identifier provided at the time
AnnaBridge 146:22da6e220af6 171 * of registration.
AnnaBridge 146:22da6e220af6 172 *
AnnaBridge 146:22da6e220af6 173 * @details Function to get the block ID with reference to base block identifier provided at the
AnnaBridge 146:22da6e220af6 174 * time of registration.
AnnaBridge 146:22da6e220af6 175 * If more than one memory block was requested when registering, the identifier provided
AnnaBridge 146:22da6e220af6 176 * here is the base identifier for the first block which is used to identify subsequent
AnnaBridge 146:22da6e220af6 177 * blocks. The application shall use this routine to get the block identifier, providing
AnnaBridge 146:22da6e220af6 178 * input as base identifier and block number. Therefore, if 10 blocks of size 64 are
AnnaBridge 146:22da6e220af6 179 * requested and the application wishes to store memory in the 6th block, it shall use
AnnaBridge 146:22da6e220af6 180 * \@ref pstorage_block_identifier_get with the base ID and provide a block number of 5.
AnnaBridge 146:22da6e220af6 181 * This way the application is only expected to remember the base block identifier.
AnnaBridge 146:22da6e220af6 182 *
AnnaBridge 146:22da6e220af6 183 * @param[in] p_base_id Base block ID received at the time of registration.
AnnaBridge 146:22da6e220af6 184 * @param[in] block_num Block Number, with first block numbered zero.
AnnaBridge 146:22da6e220af6 185 * @param[out] p_block_id Block identifier for the block number requested when the API succeeds.
AnnaBridge 146:22da6e220af6 186 *
AnnaBridge 146:22da6e220af6 187 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 188 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 189 * initialization.
AnnaBridge 146:22da6e220af6 190 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 191 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 192 */
AnnaBridge 146:22da6e220af6 193 uint32_t pstorage_block_identifier_get(pstorage_handle_t * p_base_id,
AnnaBridge 146:22da6e220af6 194 pstorage_size_t block_num,
AnnaBridge 146:22da6e220af6 195 pstorage_handle_t * p_block_id);
AnnaBridge 146:22da6e220af6 196
AnnaBridge 146:22da6e220af6 197 /**@brief Function for persistently storing data of length 'size' contained in the 'p_src' address
AnnaBridge 146:22da6e220af6 198 * in the storage module at 'p_dest' address. Equivalent to Storage Write.
AnnaBridge 146:22da6e220af6 199 *
AnnaBridge 146:22da6e220af6 200 * @param[in] p_dest Destination address where data is to be stored persistently.
AnnaBridge 146:22da6e220af6 201 * @param[in] p_src Source address containing data to be stored. API assumes this to be resident
AnnaBridge 146:22da6e220af6 202 * memory and no intermediate copy of data is made by the API. Must be word
AnnaBridge 146:22da6e220af6 203 * aligned.
AnnaBridge 146:22da6e220af6 204 * @param[in] size Size of data to be stored expressed in bytes. Must be word aligned and size +
AnnaBridge 146:22da6e220af6 205 * offset must be <= block size.
AnnaBridge 146:22da6e220af6 206 * @param[in] offset Offset in bytes to be applied when writing to the block.
AnnaBridge 146:22da6e220af6 207 * For example, if within a block of 100 bytes, the application wishes to
AnnaBridge 146:22da6e220af6 208 * write 20 bytes at an offset of 12, then this field should be set to 12.
AnnaBridge 146:22da6e220af6 209 * Must be word aligned.
AnnaBridge 146:22da6e220af6 210 *
AnnaBridge 146:22da6e220af6 211 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 212 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 213 * initialization.
AnnaBridge 146:22da6e220af6 214 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 215 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 216 * @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
AnnaBridge 146:22da6e220af6 217 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 218 *
AnnaBridge 146:22da6e220af6 219 * @warning No copy of the data is made, meaning memory provided for the data source that is to
AnnaBridge 146:22da6e220af6 220 * be written to flash cannot be freed or reused by the application until this procedure
AnnaBridge 146:22da6e220af6 221 * is complete. The application is notified when the procedure is finished using the
AnnaBridge 146:22da6e220af6 222 * notification callback registered by the application.
AnnaBridge 146:22da6e220af6 223 */
AnnaBridge 146:22da6e220af6 224 uint32_t pstorage_store(pstorage_handle_t * p_dest,
AnnaBridge 146:22da6e220af6 225 uint8_t * p_src,
AnnaBridge 146:22da6e220af6 226 pstorage_size_t size,
AnnaBridge 146:22da6e220af6 227 pstorage_size_t offset);
AnnaBridge 146:22da6e220af6 228
AnnaBridge 146:22da6e220af6 229 /**@brief Function for updating persistently stored data of length 'size' contained in the 'p_src'
AnnaBridge 146:22da6e220af6 230 * address in the storage module at 'p_dest' address.
AnnaBridge 146:22da6e220af6 231 *
AnnaBridge 146:22da6e220af6 232 * @param[in] p_dest Destination address where data is to be updated.
AnnaBridge 146:22da6e220af6 233 * @param[in] p_src Source address containing data to be stored. API assumes this to be resident
AnnaBridge 146:22da6e220af6 234 * memory and no intermediate copy of data is made by the API.
AnnaBridge 146:22da6e220af6 235 * @param[in] size Size of data to be stored expressed in bytes. Must be word aligned and size +
AnnaBridge 146:22da6e220af6 236 * offset must be <= block size.
AnnaBridge 146:22da6e220af6 237 * @param[in] offset Offset in bytes to be applied when writing to the block.
AnnaBridge 146:22da6e220af6 238 * For example, if within a block of 100 bytes, the application wishes to
AnnaBridge 146:22da6e220af6 239 * write 20 bytes at an offset of 12 bytes, then this field should be set to 12.
AnnaBridge 146:22da6e220af6 240 * Must be word aligned.
AnnaBridge 146:22da6e220af6 241 *
AnnaBridge 146:22da6e220af6 242 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 243 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 244 * initialization.
AnnaBridge 146:22da6e220af6 245 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 246 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 247 * @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
AnnaBridge 146:22da6e220af6 248 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 249 *
AnnaBridge 146:22da6e220af6 250 * @warning No copy of the data is made, meaning memory provided for the data source that is to
AnnaBridge 146:22da6e220af6 251 * be written to flash cannot be freed or reused by the application until this procedure
AnnaBridge 146:22da6e220af6 252 * is complete. The application is notified when the procedure is finished using the
AnnaBridge 146:22da6e220af6 253 * notification callback registered by the application.
AnnaBridge 146:22da6e220af6 254 */
AnnaBridge 146:22da6e220af6 255 uint32_t pstorage_update(pstorage_handle_t * p_dest,
AnnaBridge 146:22da6e220af6 256 uint8_t * p_src,
AnnaBridge 146:22da6e220af6 257 pstorage_size_t size,
AnnaBridge 146:22da6e220af6 258 pstorage_size_t offset);
AnnaBridge 146:22da6e220af6 259
AnnaBridge 146:22da6e220af6 260 /**@brief Function for loading persistently stored data of length 'size' from 'p_src' address
AnnaBridge 146:22da6e220af6 261 * to 'p_dest' address. Equivalent to Storage Read.
AnnaBridge 146:22da6e220af6 262 *
AnnaBridge 146:22da6e220af6 263 * @param[in] p_dest Destination address where persistently stored data is to be loaded.
AnnaBridge 146:22da6e220af6 264 * @param[in] p_src Source where data is loaded from persistent memory.
AnnaBridge 146:22da6e220af6 265 * @param[in] size Size of data to be loaded from persistent memory expressed in bytes.
AnnaBridge 146:22da6e220af6 266 * Should be word aligned.
AnnaBridge 146:22da6e220af6 267 * @param[in] offset Offset in bytes, to be applied when loading from the block.
AnnaBridge 146:22da6e220af6 268 * For example, if within a block of 100 bytes, the application wishes to
AnnaBridge 146:22da6e220af6 269 * load 20 bytes from offset of 12 bytes, then this field should be set to 12.
AnnaBridge 146:22da6e220af6 270 * Should be word aligned.
AnnaBridge 146:22da6e220af6 271 *
AnnaBridge 146:22da6e220af6 272 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 273 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 274 * initialization.
AnnaBridge 146:22da6e220af6 275 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 276 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 277 * @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
AnnaBridge 146:22da6e220af6 278 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 279 */
AnnaBridge 146:22da6e220af6 280 uint32_t pstorage_load(uint8_t * p_dest,
AnnaBridge 146:22da6e220af6 281 pstorage_handle_t * p_src,
AnnaBridge 146:22da6e220af6 282 pstorage_size_t size,
AnnaBridge 146:22da6e220af6 283 pstorage_size_t offset);
AnnaBridge 146:22da6e220af6 284
AnnaBridge 146:22da6e220af6 285 /**@brief Function for clearing data in persistent memory.
AnnaBridge 146:22da6e220af6 286 *
AnnaBridge 146:22da6e220af6 287 * @param[in] p_base_id Base block identifier in persistent memory that needs to be cleared;
AnnaBridge 146:22da6e220af6 288 * equivalent to an Erase Operation.
AnnaBridge 146:22da6e220af6 289 * @param[in] size Size of data to be cleared from persistent memory expressed in bytes.
AnnaBridge 146:22da6e220af6 290 * This parameter is to provision for clearing of certain blocks
AnnaBridge 146:22da6e220af6 291 * of memory, or all memory blocks in a registered module. If the total size
AnnaBridge 146:22da6e220af6 292 * of the application module is used (blocks * block size) in combination with
AnnaBridge 146:22da6e220af6 293 * the identifier for the first block in the module, all blocks in the
AnnaBridge 146:22da6e220af6 294 * module will be erased. Must be multiple of block size.
AnnaBridge 146:22da6e220af6 295 *
AnnaBridge 146:22da6e220af6 296 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 297 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 298 * initialization.
AnnaBridge 146:22da6e220af6 299 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 300 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 301 * @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
AnnaBridge 146:22da6e220af6 302 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 303 *
AnnaBridge 146:22da6e220af6 304 * @note Clear operations may take time. This API however, does not block until the clear
AnnaBridge 146:22da6e220af6 305 * procedure is complete. The application is notified of procedure completion using
AnnaBridge 146:22da6e220af6 306 * a notification callback registered by the application. The 'result' parameter of the
AnnaBridge 146:22da6e220af6 307 * callback indicates if the procedure was successful or not.
AnnaBridge 146:22da6e220af6 308 */
AnnaBridge 146:22da6e220af6 309 uint32_t pstorage_clear(pstorage_handle_t * p_base_id, pstorage_size_t size);
AnnaBridge 146:22da6e220af6 310
AnnaBridge 146:22da6e220af6 311 /**@brief Function for getting the number of pending operations with the module.
AnnaBridge 146:22da6e220af6 312 *
AnnaBridge 146:22da6e220af6 313 * @param[out] p_count Number of storage operations pending with the module. If 0, there are no
AnnaBridge 146:22da6e220af6 314 * outstanding requests.
AnnaBridge 146:22da6e220af6 315 *
AnnaBridge 146:22da6e220af6 316 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 317 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 318 * initialization.
AnnaBridge 146:22da6e220af6 319 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 320 */
AnnaBridge 146:22da6e220af6 321 uint32_t pstorage_access_status_get(uint32_t * p_count);
AnnaBridge 146:22da6e220af6 322
AnnaBridge 146:22da6e220af6 323 #ifdef PSTORAGE_RAW_MODE_ENABLE
AnnaBridge 146:22da6e220af6 324
AnnaBridge 146:22da6e220af6 325 /**@brief Function for registering with the persistent storage interface.
AnnaBridge 146:22da6e220af6 326 *
AnnaBridge 146:22da6e220af6 327 * @param[in] p_module_param Module registration parameter.
AnnaBridge 146:22da6e220af6 328 * @param[out] p_block_id Block identifier used to identify persistent memory blocks upon
AnnaBridge 146:22da6e220af6 329 * successful registration. The application is expected to use the block
AnnaBridge 146:22da6e220af6 330 * IDs for subsequent operations on requested persistent memory. When
AnnaBridge 146:22da6e220af6 331 * more than one memory block is requested, this identifier is the base
AnnaBridge 146:22da6e220af6 332 * identifier for the first block and used to identify subsequent blocks.
AnnaBridge 146:22da6e220af6 333 * The application shall use \@ref pstorage_block_identifier_get with
AnnaBridge 146:22da6e220af6 334 * this base identifier and block number. Therefore if 10 blocks of size
AnnaBridge 146:22da6e220af6 335 * 64 are requested and the application wishes to store memory in the 6th
AnnaBridge 146:22da6e220af6 336 * block, it shall use \@ref pstorage_block_identifier_get with the base
AnnaBridge 146:22da6e220af6 337 * ID and provide a block number of 5. Therefore, the application is only
AnnaBridge 146:22da6e220af6 338 * expected to remember the base block identifier.
AnnaBridge 146:22da6e220af6 339 *
AnnaBridge 146:22da6e220af6 340 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 341 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 342 * initialization.
AnnaBridge 146:22da6e220af6 343 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 344 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 345 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 346 */
AnnaBridge 146:22da6e220af6 347 uint32_t pstorage_raw_register(pstorage_module_param_t * p_module_param,
AnnaBridge 146:22da6e220af6 348 pstorage_handle_t * p_block_id);
AnnaBridge 146:22da6e220af6 349
AnnaBridge 146:22da6e220af6 350 /**@brief Function for persistently storing data of length 'size' contained in 'p_src' address in
AnnaBridge 146:22da6e220af6 351 * storage module at 'p_dest' address. Equivalent to Storage Write.
AnnaBridge 146:22da6e220af6 352 *
AnnaBridge 146:22da6e220af6 353 * @param[in] p_dest Destination address where data is to be stored persistently.
AnnaBridge 146:22da6e220af6 354 * @param[in] p_src Source address containing data to be stored. The API assumes this is resident
AnnaBridge 146:22da6e220af6 355 * memory and no intermediate copy of data is made by the API. Must be word
AnnaBridge 146:22da6e220af6 356 * aligned.
AnnaBridge 146:22da6e220af6 357 * @param[in] size Size of data to be stored expressed in bytes. Must be word aligned.
AnnaBridge 146:22da6e220af6 358 * @param[in] offset Offset in bytes to be applied when writing to the block.
AnnaBridge 146:22da6e220af6 359 * For example, if within a block of 100 bytes, the application wishes to
AnnaBridge 146:22da6e220af6 360 * write 20 bytes at an offset of 12 bytes, this field should be set to 12.
AnnaBridge 146:22da6e220af6 361 * Must be word aligned.
AnnaBridge 146:22da6e220af6 362 *
AnnaBridge 146:22da6e220af6 363 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 364 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 365 * initialization.
AnnaBridge 146:22da6e220af6 366 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 367 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 368 * @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
AnnaBridge 146:22da6e220af6 369 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 370 *
AnnaBridge 146:22da6e220af6 371 * @warning No copy of the data is made, meaning memory provided for data source that is to be
AnnaBridge 146:22da6e220af6 372 * written to flash cannot be freed or reused by the application until this procedure
AnnaBridge 146:22da6e220af6 373 * is complete. The application is notified when the procedure is finished using the
AnnaBridge 146:22da6e220af6 374 * notification callback registered by the application.
AnnaBridge 146:22da6e220af6 375 */
AnnaBridge 146:22da6e220af6 376 uint32_t pstorage_raw_store(pstorage_handle_t * p_dest,
AnnaBridge 146:22da6e220af6 377 uint8_t * p_src,
AnnaBridge 146:22da6e220af6 378 pstorage_size_t size,
AnnaBridge 146:22da6e220af6 379 pstorage_size_t offset);
AnnaBridge 146:22da6e220af6 380
AnnaBridge 146:22da6e220af6 381 /**@brief Function for clearing data in persistent memory in raw mode.
AnnaBridge 146:22da6e220af6 382 *
AnnaBridge 146:22da6e220af6 383 * @param[in] p_dest Base block identifier in persistent memory that needs to be cleared.
AnnaBridge 146:22da6e220af6 384 * Equivalent to an Erase Operation.
AnnaBridge 146:22da6e220af6 385 * @param[in] size Size of data to be cleared from persistent memory expressed in bytes.
AnnaBridge 146:22da6e220af6 386 * Not used.
AnnaBridge 146:22da6e220af6 387 *
AnnaBridge 146:22da6e220af6 388 * @retval NRF_SUCCESS Operation success.
AnnaBridge 146:22da6e220af6 389 * @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
AnnaBridge 146:22da6e220af6 390 * initialization.
AnnaBridge 146:22da6e220af6 391 * @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
AnnaBridge 146:22da6e220af6 392 * @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
AnnaBridge 146:22da6e220af6 393 * @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
AnnaBridge 146:22da6e220af6 394 *
AnnaBridge 146:22da6e220af6 395 * @note Clear operations may take time. This API, however, does not block until the clear
AnnaBridge 146:22da6e220af6 396 * procedure is complete. The application is notified of procedure completion using
AnnaBridge 146:22da6e220af6 397 * a notification callback registered by the application. The 'result' parameter of the
AnnaBridge 146:22da6e220af6 398 * callback indicates if the procedure was successful or not.
AnnaBridge 146:22da6e220af6 399 */
AnnaBridge 146:22da6e220af6 400 uint32_t pstorage_raw_clear(pstorage_handle_t * p_dest, pstorage_size_t size);
AnnaBridge 146:22da6e220af6 401
AnnaBridge 146:22da6e220af6 402 #endif // PSTORAGE_RAW_MODE_ENABLE
AnnaBridge 146:22da6e220af6 403
AnnaBridge 146:22da6e220af6 404 /**@} */
AnnaBridge 146:22da6e220af6 405 /**@} */
AnnaBridge 146:22da6e220af6 406
AnnaBridge 146:22da6e220af6 407 #endif // PSTORAGE_H__
AnnaBridge 146:22da6e220af6 408