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LibrePilot/flight/pios/inc/pios_flashfs_logfs_priv.h

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/**
******************************************************************************
* @file pios_flashfs_logfs_priv.h
* @author PhoenixPilot, http://github.com/PhoenixPilot, Copyright (C) 2012
* @addtogroup PIOS PIOS Core hardware abstraction layer
* @{
* @addtogroup PIOS_FLASHFS Flash Filesystem Function
* @{
* @brief Log Structured Filesystem for internal or external NOR Flash
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
2013-03-15 12:09:19 +01:00
#ifndef PIOS_FLASHFS_LOGFS_PRIV_H
#define PIOS_FLASHFS_LOGFS_PRIV_H
#include <stdint.h>
#include "pios_flash.h" /* struct pios_flash_driver */
struct flashfs_logfs_cfg {
uint32_t fs_magic;
uint32_t total_fs_size; /* Total size of all generations of the filesystem */
uint32_t arena_size; /* Max size of one generation of the filesystem */
uint32_t slot_size; /* Max size of a "file" */
uint32_t start_offset; /* Offset into flash where this filesystem starts */
uint32_t sector_size; /* Size of a flash erase block */
uint32_t page_size; /* Maximum flash burst write size */
};
int32_t PIOS_FLASHFS_Logfs_Init(uintptr_t *fs_id, const struct flashfs_logfs_cfg *cfg, const struct pios_flash_driver *driver, uintptr_t flash_id);
int32_t PIOS_FLASHFS_Logfs_Destroy(uintptr_t fs_id);
#endif /* PIOS_FLASHFS_LOGFS_PRIV_H */