48 lines
2.2 KiB
C
48 lines
2.2 KiB
C
// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _WL_Config_H_
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#define _WL_Config_H_
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#include "Flash_Access.h"
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/**
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* @brief This class is used as a structure to configure wear levelling module
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*
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*/
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#if defined(_MSC_VER)
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#define ALIGNED_(x) __declspec(align(x))
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#else
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#if defined(__GNUC__)
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#define ALIGNED_(x) __attribute__ ((aligned(x)))
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#endif
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#endif
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typedef struct ALIGNED_(16) WL_Config_s { /*!< Size of wl_config_t structure should be divided by 16 for encryption*/
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size_t start_addr; /*!< start address in the flash*/
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uint32_t full_mem_size; /*!< Amount of memory used to store data in bytes*/
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uint32_t page_size; /*!< One page size in bytes. Page could be more then memory block. This parameter must be page_size >= N*block_size.*/
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uint32_t sector_size; /*!< size of flash memory sector that will be erased and stored at once (erase)*/
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uint32_t updaterate; /*!< Amount of accesses before block will be moved*/
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uint32_t wr_size; /*!< Minimum amount of bytes per one block at write operation: 1...*/
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uint32_t version; /*!< A version of current implementatioon. To erase and reallocate complete memory this ID must be different from id before.*/
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size_t temp_buff_size; /*!< Size of temporary allocated buffer to copy from one flash area to another. The best way, if this value will be equal to sector size.*/
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uint32_t crc; /*!< CRC for this config*/
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} wl_config_t;
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#ifndef _MSC_VER // MSVS has different format for this define
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static_assert(sizeof(wl_config_t) % 16 == 0, "Size of wl_config_t structure should be compatible with flash encryption");
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#endif // _MSC_VER
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#endif // _WL_Config_H_
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