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17b8696261
When storing an opaque pointer value in a uint, the appropriate type is uintptr_t which is guaranteed to be wide enough to hold a pointer. This is particularly important when the code can be compiled in a sim or unit test environment which is intended to run on a 64-bit machine. Conflicts: flight/PiOS/Common/pios_flash_jedec.c flight/targets/DiscoveryF4/System/pios_board.c flight/targets/FlyingF4/System/pios_board.c flight/targets/Freedom/System/pios_board.c flight/targets/Quanton/System/pios_board.c
48 lines
1.8 KiB
C
48 lines
1.8 KiB
C
/**
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******************************************************************************
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* @file pios_flash.h
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* @author PhoenixPilot, http://github.com/PhoenixPilot, Copyright (C) 2012
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_FLASH Flash Driver API Definition
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* @{
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* @brief Flash Driver API Definition
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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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#ifndef PIOS_FLASH_H_
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#define PIOS_FLASH_H_
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#include <stdint.h>
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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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struct pios_flash_driver {
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int32_t (*start_transaction)(uintptr_t flash_id);
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int32_t (*end_transaction)(uintptr_t flash_id);
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int32_t (*erase_chip)(uintptr_t flash_id);
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int32_t (*erase_sector)(uintptr_t flash_id, uint32_t addr);
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int32_t (*write_data)(uintptr_t flash_id, uint32_t addr, uint8_t * data, uint16_t len);
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int32_t (*write_chunks)(uintptr_t flash_id, uint32_t addr, struct pios_flash_chunk chunks[], uint32_t num_chunks);
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int32_t (*read_data)(uintptr_t flash_id, uint32_t addr, uint8_t * data, uint16_t len);
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};
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#endif /* PIOS_FLASH_H_ */
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