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/*
* Public flash API header file
* Copyright (c) 2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
* For more information, please visit: http://xtrx.io
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef XTRXLL_FLASH_H
#define XTRXLL_FLASH_H
#include "xtrxll_api.h"
#include "xtrxll_base.h"
/** @file xtrxll_flash.h Low level flash access
*
* This file provide interface for low-level flash access, such as block read or
* block write. No special checks are made about the safety of the region, if
* incorrect offset were used it can corrupt FPGA image. For user data access
* use high level API
*/
/**
* @brief xtrxll_flash_get_id Read basic flash identifier (first 4 bytes)
* @param dev
* @param flash_id
* @param capacity Capacity in bytes, 0 - means unknown flash type
* @return 0 on success, errno otherwise
*/
int xtrxll_flash_get_id(struct xtrxll_base_dev* dev, uint32_t *flash_id,
uint32_t *capacity, char* outid, size_t maxstr);
/**
* @brief xtrxll_flash_to_host Copy data from FLASH memory on XTRX to the host
* @param dev Device
* @param flash_off Offset in bytes on Flash
* @param size Total transfer size
* @param out Pointer to host memory
* @return 0 on success, errno otherwise
*/
int xtrxll_flash_to_host(struct xtrxll_base_dev *dev, uint32_t flash_off,
uint32_t size, char* out);
/**
* @brief xtrxll_flash_from_host Erase secotrs and copy data to flash
* @param dev
* @param out
* @param size
* @param flash_off
* @return
*/
int xtrxll_flash_from_host(struct xtrxll_base_dev *dev, const char* out,
uint32_t size, uint32_t flash_off,
unsigned erase_flags);
#endif
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