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51 lines
2.0 KiB
C
51 lines
2.0 KiB
C
/**
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******************************************************************************
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*
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_FLASH Flash device handler
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* @{
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*
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* @file pios_flash_w25x.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief Driver for talking to W25X flash chip (and most JEDEC chips)
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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struct pios_flash_jedec_cfg {
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uint32_t sector_erase;
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uint32_t chip_erase;
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};
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struct pios_flash_chunk {
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uint8_t * addr;
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uint32_t len;
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};
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int32_t PIOS_Flash_Jedec_Init(uint32_t spi_id, uint32_t slave_num, const struct pios_flash_jedec_cfg * cfg);
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int32_t PIOS_Flash_Jedec_ReadStatus();
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int32_t PIOS_Flash_Jedec_ReadID();
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int32_t PIOS_Flash_Jedec_EraseChip();
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int32_t PIOS_Flash_Jedec_EraseSector(uint32_t add);
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int32_t PIOS_Flash_Jedec_WriteData(uint32_t addr, uint8_t * data, uint16_t len);
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int32_t PIOS_Flash_Jedec_ReadData(uint32_t addr, uint8_t * data, uint16_t len);
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int32_t PIOS_Flash_Jedec_WriteChunks(uint32_t addr, struct pios_flash_chunk * p_chunk, uint32_t num);
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int32_t PIOS_Flash_Jedec_StartTransaction();
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int32_t PIOS_Flash_Jedec_EndTransaction();
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