Diff: nordic/nrf-sdk/app_common/pstorage.h

Revision:

65:98215c4f3a25

Parent:

48:895748db3357

Child:

100:422b051b7151

--- a/nordic/nrf-sdk/app_common/pstorage.h	Mon Sep 08 15:45:22 2014 +0000
+++ b/nordic/nrf-sdk/app_common/pstorage.h	Mon Sep 08 17:21:46 2014 +0100
@@ -60,22 +60,22 @@
 /**@brief Persistent Storage Error Reporting Callback
  *
  * @details Persistent Storage Error Reporting Callback that is used by the interface to report
- *          success or failure of a flash operation. Therefore, for any operations, application
- *          can know when the procedure was complete. For store operation, since no data copy
- *          is made, receiving a success or failure notification, indicated by the reason
- *          parameter of callback is an indication that the resident memory could now be reused
+ *          success or failure of a flash operation. Therefore, for any operations, application 
+ *          can know when the procedure was complete. For store operation, since no data copy 
+ *          is made, receiving a success or failure notification, indicated by the reason 
+ *          parameter of callback is an indication that the resident memory could now be reused 
  *          or freed, as the case may be.
- *
+ * 
  * @param[in] handle   Identifies module and block for which callback is received.
  * @param[in] op_code  Identifies the operation for which the event is notified.
  * @param[in] result   Identifies the result of flash access operation.
  *                     NRF_SUCCESS implies, operation succeeded.
- * @param[in] p_data   Identifies the application data pointer. In case of store operation, this
- *                     points to the resident source of application memory that application can now
- *                     free or reuse. In case of clear, this is NULL as no application pointer is
+ * @param[in] p_data   Identifies the application data pointer. In case of store operation, this 
+ *                     points to the resident source of application memory that application can now 
+ *                     free or reuse. In case of clear, this is NULL as no application pointer is 
  *                     needed for this operation.
  * @param[in] data_len Length data application had provided for the operation.
- *
+ * 
  */
 typedef void (*pstorage_ntf_cb_t)(pstorage_handle_t *  p_handle,
                                   uint8_t              op_code,
@@ -120,11 +120,11 @@
 /**@brief Register with persistent storage interface.
  *
  * @param[in]  p_module_param Module registration param.
- * @param[out] p_block_id     Block identifier to identify persistent memory blocks in case
- *                            registration succeeds. Application is expected to use the block ids
- *                            for subsequent operations on requested persistent memory. Maximum
- *                            registrations permitted is determined by configuration parameter
- *                            PSTORAGE_MAX_APPLICATIONS.
+ * @param[out] p_block_id     Block identifier to identify persistent memory blocks in case 
+ *                            registration succeeds. Application is expected to use the block ids 
+ *                            for subsequent operations on requested persistent memory. Maximum 
+ *                            registrations permitted is determined by configuration parameter 
+ *                            PSTORAGE_MAX_APPLICATIONS. 
  *             In case more than one memory blocks are requested, the identifier provided here is
  *             the base identifier for the first block and to identify subsequent block,
  *             application shall use \@ref pstorage_block_identifier_get with this base identifier
@@ -133,6 +133,10 @@
  *             \@ref pstorage_block_identifier_get with based id and provide a block number of 5.
  *             This way application is only expected to remember the base block identifier.
  *
+ * @note       To register an area with a total size (block count * block size) larger than the
+ *             page size (usually 1024 bytes), the block size must be a divisor of the page size 
+ *             (page size % block size == 0).
+ *
  * @retval     NRF_SUCCESS             on success, else an error code indicating reason for failure.
  * @retval     NRF_ERROR_INVALID_STATE is returned is API is called without module initialization.
  * @retval     NRF_ERROR_NULL          if NULL parameter has been passed.
@@ -260,9 +264,9 @@
  *
  * @param[in]  size      Size of data to be cleared from persistent memory expressed in bytes.
  *                       This parameter is to provision for clearing of certain blocks
- *                       of memory, or all memory blocks in a registered module. If the total size
+ *                       of memory, or all memory blocks in a registered module. If the total size 
  *                       of the application module is used (blocks * block size) in combination with
- *                       the identifier for the first block in the module, all blocks in the
+ *                       the identifier for the first block in the module, all blocks in the 
  *                       module will be erased.
  *
  * @retval     NRF_SUCCESS             on success, else an error code indicating reason for failure.
@@ -296,8 +300,8 @@
 /**@brief      Function for registering with persistent storage interface.
  *
  * @param[in]  p_module_param Module registration param.
- * @param[out] p_block_id     Block identifier to identify persistent memory blocks in case
- *                            registration succeeds. Application is expected to use the block ids
+ * @param[out] p_block_id     Block identifier to identify persistent memory blocks in case 
+ *                            registration succeeds. Application is expected to use the block ids 
  *                            for subsequent operations on requested persistent memory.
  *             In case more than one memory blocks are requested, the identifier provided here is
  *             the base identifier for the first block and to identify subsequent block,
@@ -373,7 +377,6 @@
 }
 #endif /* #ifdef __cplusplus */
 
-
 /**@} */
 /**@} */