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84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
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/*
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* Copyright (C) 2017 BlueKitchen GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/*
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* hal_flash_sector.h
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*
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* HAL abstraction for Flash memory that can be written anywhere
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* after being erased
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*/
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#ifndef __HAL_FLASH_SECTOR_H
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#define __HAL_FLASH_SECTOR_H
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#include <stdint.h>
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#if defined __cplusplus
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extern "C" {
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#endif
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// Number of flash banks
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#define HAL_FLASH_SECTOR_NUM 2
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/**
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* Get size of flash banks
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*/
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uint32_t hal_flash_sector_get_size(void);
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/**
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* Erase a bank
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* @param bank
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*/
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void hal_flash_sector_erase(int bank);
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/**
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* Read from flash into provided buffer
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* @param bank
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* @param offset into flash bank
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* @param buffer to read data
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* @param size of data to read
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*/
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void hal_flash_sector_read(int bank, uint32_t offset, uint8_t * buffer, uint32_t size);
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/**
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* Write data into flash. Each offset can only be written once after bank was erased
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* @param bank
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* @param offset into flash bank
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to read data
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* @param size of data to store
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*/
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void hal_flash_sector_write(int bank, uint32_t offset, const uint8_t * data, uint32_t size);
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#if defined __cplusplus
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}
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#endif
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#endif // __HAL_FLASH_SECTOR_H
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