df71d3444d
seperate files from latest SDK (currently 14.2.0) from good old non- secure bootloader sdk 11
382 lines
23 KiB
C
382 lines
23 KiB
C
/* Copyright (c) 2013 Nordic Semiconductor. All Rights Reserved.
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*
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* The information contained herein is property of Nordic Semiconductor ASA.
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* Terms and conditions of usage are described in detail in NORDIC
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* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
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*
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* Licensees are granted free, non-transferable use of the information. NO
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* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
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* the file.
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*
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*/
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/**@file
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*
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* @defgroup persistent_storage Persistent Storage Interface
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* @{
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* @ingroup app_common
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* @brief Abstracted flash interface.
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*
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* @details An abstracted interface is provided by the module to easily port the application and
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* SDK modules to an alternate option. This ensures that the SDK and application are moved
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* to alternate persistent storage instead of the one provided by default.
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*/
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#ifndef PSTORAGE_H__
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#define PSTORAGE_H__
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#include "pstorage_platform.h"
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/**@defgroup ps_opcode Persistent Storage Access Operation Codes
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* @{
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* @brief Persistent Storage Access Operation Codes.
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*
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* @details Persistent Storage Access Operation Codes are used by Persistent storage operation
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* completion callback @ref pstorage_ntf_cb_t to identify the operation type requested by
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* the application.
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*/
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#define PSTORAGE_STORE_OP_CODE 0x01 /**< Store Operation type. */
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#define PSTORAGE_LOAD_OP_CODE 0x02 /**< Load Operation type. */
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#define PSTORAGE_CLEAR_OP_CODE 0x03 /**< Clear Operation type. */
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#define PSTORAGE_UPDATE_OP_CODE 0x04 /**< Update Operation type. */
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/**@} */
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/**@defgroup pstorage_data_types Persistent Memory Interface Data Types
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* @{
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* @brief Data Types needed for interfacing with persistent memory.
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*
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* @details Data Types needed for interfacing with persistent memory.
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*/
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/**@brief Persistent storage operation completion callback function type.
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*
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* @details The persistent storage operation completion callback is used by the interface to report
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* success or failure of a flash operation. Since data is not copied for a store operation,
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* a callback is an indication that the resident memory can now be reused or freed.
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*
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* @param[in] handle Identifies the module and block for the callback that is received.
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* @param[in] op_code Identifies the operation for the event that is notified.
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* @param[in] result Identifies the result of a flash access operation. NRF_SUCCESS implies
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* operation succeeded.
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*
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* @note Unmanaged (abnormal behaviour) error codes from the SoftDevice flash
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* access API are forwarded as is and are expected to be handled by the
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* application. For details refer to the implementation file and corresponding
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* SoftDevice flash API documentation.
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*
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* @param[in] p_data Identifies the application data pointer. For a store operation, this points
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* to the resident source of application memory that the application can now
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* free or reuse. When there is a clear operation, this is NULL since no
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* application pointer is needed for this operation.
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* @param[in] data_len Length data the application provided for the operation.
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*/
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typedef void (*pstorage_ntf_cb_t)(pstorage_handle_t * p_handle,
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uint8_t op_code,
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uint32_t result,
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uint8_t * p_data,
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uint32_t data_len);
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/**@brief Struct containing module registration context. */
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typedef struct
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{
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pstorage_ntf_cb_t cb; /**< Persistent storage operation completion callback function @ref pstorage_ntf_cb_t. */
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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,
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* it can request 10 blocks with a block size of 64 bytes. The module can also request one block that is 640 bytes depending
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* on how it would like to access or alter the memory in persistent memory.
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* The first option is preferred when it is a single entry that needs to be updated often and doesn't impact the other entries.
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* The second option is preferred when table entries are not changed individually but have a common point of loading and storing
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* data. */
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pstorage_size_t block_count; /** Number of blocks requested by the module; minimum values is 1. */
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} pstorage_module_param_t;
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/**@} */
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/**@defgroup pstorage_routines Persistent Storage Access Routines
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* @{
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* @brief Functions/Interface SDK modules used to persistently store data.
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*
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* @details Interface for the Application and SDK modules to load/store information persistently.
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* Note: While implementation of each of the persistent storage access functions
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* depends on the system and is specific to system/solution, the signature of the
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* interface routines should not be altered.
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*/
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/**@brief Function for initializing the module.
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*
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* @details Function for initializing the module. This function is called once before any other APIs
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* of the module are used.
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*
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* @retval NRF_SUCCESS Operation success.
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*/
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uint32_t pstorage_init(void);
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/**@brief Function for registering with persistent storage interface.
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*
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* @param[in] p_module_param Module registration parameter.
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* @param[out] p_block_id Block identifier to identify persistent memory blocks when
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* registration succeeds. Application is expected to use the block IDs
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* for subsequent operations on requested persistent memory. Maximum
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* registrations permitted is determined by the configuration of the
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* parameter PSTORAGE_NUM_OF_PAGES. If more than one memory block is
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* requested, the identifier provided here is the base identifier for the
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* first block and used to identify the subsequent block. The application
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* uses \@ref pstorage_block_identifier_get with this base identifier and
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* block number. Therefore if 10 blocks of size 64 are requested and the
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* application wishes to store memory in the 6th block, it shall use
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* \@ref pstorage_block_identifier_get with the base ID and provide a
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* block number of 5. This way the application is only expected to
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* remember the base block identifier.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_NO_MEM Operation failure. Additional registrations can't be
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* supported.
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*/
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uint32_t pstorage_register(pstorage_module_param_t * p_module_param,
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pstorage_handle_t * p_block_id);
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/**@brief Function for getting block ID with reference to base block identifier provided at the time
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* of registration.
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*
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* @details Function to get the block ID with reference to base block identifier provided at the
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* time of registration.
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* If more than one memory block was requested when registering, the identifier provided
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* here is the base identifier for the first block which is used to identify subsequent
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* blocks. The application shall use this routine to get the block identifier, providing
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* input as base identifier and block number. Therefore, if 10 blocks of size 64 are
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* requested and the application wishes to store memory in the 6th block, it shall use
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* \@ref pstorage_block_identifier_get with the base ID and provide a block number of 5.
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* This way the application is only expected to remember the base block identifier.
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*
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* @param[in] p_base_id Base block ID received at the time of registration.
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* @param[in] block_num Block Number, with first block numbered zero.
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* @param[out] p_block_id Block identifier for the block number requested when the API succeeds.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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*/
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uint32_t pstorage_block_identifier_get(pstorage_handle_t * p_base_id,
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pstorage_size_t block_num,
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pstorage_handle_t * p_block_id);
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/**@brief Function for persistently storing data of length 'size' contained in the 'p_src' address
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* in the storage module at 'p_dest' address. Equivalent to Storage Write.
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*
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* @param[in] p_dest Destination address where data is to be stored persistently.
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* @param[in] p_src Source address containing data to be stored. API assumes this to be resident
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* memory and no intermediate copy of data is made by the API. Must be word
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* aligned.
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* @param[in] size Size of data to be stored expressed in bytes. Must be word aligned and size +
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* offset must be <= block size.
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* @param[in] offset Offset in bytes to be applied when writing to the block.
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* For example, if within a block of 100 bytes, the application wishes to
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* write 20 bytes at an offset of 12, then this field should be set to 12.
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* Must be word aligned.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*
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* @warning No copy of the data is made, meaning memory provided for the data source that is to
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* be written to flash cannot be freed or reused by the application until this procedure
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* is complete. The application is notified when the procedure is finished using the
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* notification callback registered by the application.
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*/
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uint32_t pstorage_store(pstorage_handle_t * p_dest,
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uint8_t * p_src,
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pstorage_size_t size,
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pstorage_size_t offset);
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/**@brief Function for updating persistently stored data of length 'size' contained in the 'p_src'
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* address in the storage module at 'p_dest' address.
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*
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* @param[in] p_dest Destination address where data is to be updated.
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* @param[in] p_src Source address containing data to be stored. API assumes this to be resident
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* memory and no intermediate copy of data is made by the API.
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* @param[in] size Size of data to be stored expressed in bytes. Must be word aligned and size +
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* offset must be <= block size.
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* @param[in] offset Offset in bytes to be applied when writing to the block.
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* For example, if within a block of 100 bytes, the application wishes to
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* write 20 bytes at an offset of 12 bytes, then this field should be set to 12.
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* Must be word aligned.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*
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* @warning No copy of the data is made, meaning memory provided for the data source that is to
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* be written to flash cannot be freed or reused by the application until this procedure
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* is complete. The application is notified when the procedure is finished using the
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* notification callback registered by the application.
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*/
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uint32_t pstorage_update(pstorage_handle_t * p_dest,
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uint8_t * p_src,
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pstorage_size_t size,
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pstorage_size_t offset);
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/**@brief Function for loading persistently stored data of length 'size' from 'p_src' address
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* to 'p_dest' address. Equivalent to Storage Read.
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*
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* @param[in] p_dest Destination address where persistently stored data is to be loaded.
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* @param[in] p_src Source where data is loaded from persistent memory.
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* @param[in] size Size of data to be loaded from persistent memory expressed in bytes.
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* Should be word aligned.
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* @param[in] offset Offset in bytes, to be applied when loading from the block.
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* For example, if within a block of 100 bytes, the application wishes to
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* load 20 bytes from offset of 12 bytes, then this field should be set to 12.
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* Should be word aligned.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*/
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uint32_t pstorage_load(uint8_t * p_dest,
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pstorage_handle_t * p_src,
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pstorage_size_t size,
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pstorage_size_t offset);
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/**@brief Function for clearing data in persistent memory.
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*
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* @param[in] p_base_id Base block identifier in persistent memory that needs to be cleared;
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* equivalent to an Erase Operation.
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* @param[in] size Size of data to be cleared from persistent memory expressed in bytes.
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* This parameter is to provision for clearing of certain blocks
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* of memory, or all memory blocks in a registered module. If the total size
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* of the application module is used (blocks * block size) in combination with
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* the identifier for the first block in the module, all blocks in the
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* module will be erased. Must be multiple of block size.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*
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* @note Clear operations may take time. This API however, does not block until the clear
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* procedure is complete. The application is notified of procedure completion using
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* a notification callback registered by the application. The 'result' parameter of the
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* callback indicates if the procedure was successful or not.
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*/
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uint32_t pstorage_clear(pstorage_handle_t * p_base_id, pstorage_size_t size);
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/**@brief Function for getting the number of pending operations with the module.
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*
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* @param[out] p_count Number of storage operations pending with the module. If 0, there are no
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* outstanding requests.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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*/
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uint32_t pstorage_access_status_get(uint32_t * p_count);
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#ifdef PSTORAGE_RAW_MODE_ENABLE
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/**@brief Function for registering with the persistent storage interface.
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*
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* @param[in] p_module_param Module registration parameter.
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* @param[out] p_block_id Block identifier used to identify persistent memory blocks upon
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* successful registration. The application is expected to use the block
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* IDs for subsequent operations on requested persistent memory. When
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* more than one memory block is requested, this identifier is the base
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* identifier for the first block and used to identify subsequent blocks.
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* The application shall use \@ref pstorage_block_identifier_get with
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* this base identifier and block number. Therefore if 10 blocks of size
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* 64 are requested and the application wishes to store memory in the 6th
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* block, it shall use \@ref pstorage_block_identifier_get with the base
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* ID and provide a block number of 5. Therefore, the application is only
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* expected to remember the base block identifier.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*/
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uint32_t pstorage_raw_register(pstorage_module_param_t * p_module_param,
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pstorage_handle_t * p_block_id);
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/**@brief Function for persistently storing data of length 'size' contained in 'p_src' address in
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* storage module at 'p_dest' address. Equivalent to Storage Write.
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*
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* @param[in] p_dest Destination address where data is to be stored persistently.
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* @param[in] p_src Source address containing data to be stored. The API assumes this is resident
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* memory and no intermediate copy of data is made by the API. Must be word
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* aligned.
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* @param[in] size Size of data to be stored expressed in bytes. Must be word aligned.
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* @param[in] offset Offset in bytes to be applied when writing to the block.
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* For example, if within a block of 100 bytes, the application wishes to
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* write 20 bytes at an offset of 12 bytes, this field should be set to 12.
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* Must be word aligned.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_INVALID_ADDR Operation failure. Parameter is not aligned.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*
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* @warning No copy of the data is made, meaning memory provided for data source that is to be
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* written to flash cannot be freed or reused by the application until this procedure
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* is complete. The application is notified when the procedure is finished using the
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* notification callback registered by the application.
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*/
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uint32_t pstorage_raw_store(pstorage_handle_t * p_dest,
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uint8_t * p_src,
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pstorage_size_t size,
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pstorage_size_t offset);
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/**@brief Function for clearing data in persistent memory in raw mode.
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*
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* @param[in] p_dest Base block identifier in persistent memory that needs to be cleared.
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* Equivalent to an Erase Operation.
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* @param[in] size Size of data to be cleared from persistent memory expressed in bytes.
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* Not used.
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*
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* @retval NRF_SUCCESS Operation success.
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* @retval NRF_ERROR_INVALID_STATE Operation failure. API is called without module
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* initialization.
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* @retval NRF_ERROR_NULL Operation failure. NULL parameter has been passed.
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* @retval NRF_ERROR_INVALID_PARAM Operation failure. Invalid parameter has been passed.
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* @retval NRF_ERROR_NO_MEM Operation failure. No storage space available.
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*
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* @note Clear operations may take time. This API, however, does not block until the clear
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* procedure is complete. The application is notified of procedure completion using
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* a notification callback registered by the application. The 'result' parameter of the
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* callback indicates if the procedure was successful or not.
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*/
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uint32_t pstorage_raw_clear(pstorage_handle_t * p_dest, pstorage_size_t size);
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#endif // PSTORAGE_RAW_MODE_ENABLE
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/**@} */
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/**@} */
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#endif // PSTORAGE_H__
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