4d_ObstacleRadarDroneCAN/Drivers/DeviceDrivers/spi/sfud/inc/sfud.h

/*****************************************************************************
 * Copyright (c) 2019, Nations Technologies Inc.
 *
 * All rights reserved.
 * ****************************************************************************
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Nations' name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY NATIONS "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * DISCLAIMED. IN NO EVENT SHALL NATIONS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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/**
 * @file sfud.h
 * @author Nations
 * @version v1.0.0
 *
 * @copyright Copyright (c) 2019, Nations Technologies Inc. All rights reserved.
 */
#ifndef _SFUD_H_
#define _SFUD_H_

#include "sfud_def.h"

#ifdef __cplusplus
extern "C" {
#endif

/* ../src/sfup.c */
/**
 * SFUD library initialize.
 *
 * @return result
 */
sfud_err sfud_init(void);

/**
 * SFUD initialize by flash device
 *
 * @param flash flash device
 *
 * @return result
 */
sfud_err sfud_device_init(sfud_flash *flash);

/**
 * get flash device by its index which in the flash information table
 *
 * @param index the index which in the flash information table  @see flash_table
 *
 * @return flash device
 */
sfud_flash *sfud_get_device(size_t index);

/**
 * get flash device total number on flash device information table  @see flash_table
 *
 * @return flash device total number
 */
size_t sfud_get_device_num(void);

/**
 * get flash device information table  @see flash_table
 *
 * @return flash device table pointer
 */
const sfud_flash *sfud_get_device_table(void);

#ifdef SFUD_USING_QSPI
/**
 * Enbale the fast read mode in QSPI flash mode. Default read mode is normal SPI mode.
 *
 * it will find the appropriate fast-read instruction to replace the read instruction(0x03)
 * fast-read instruction @see SFUD_FLASH_EXT_INFO_TABLE
 *
 * @note When Flash is in QSPI mode, the method must be called after sfud_device_init().
 *
 * @param flash flash device
 * @param data_line_width the data lines max width which QSPI bus supported, such as 1, 2, 4
 *
 * @return result
 */
sfud_err sfud_qspi_fast_read_enable(sfud_flash *flash, uint8_t data_line_width);
#endif /* SFUD_USING_QSPI */

/**
 * read flash data
 *
 * @param flash flash device
 * @param addr start address
 * @param size read size
 * @param data read data pointer
 *
 * @return result
 */
sfud_err sfud_read(const sfud_flash *flash, uint32_t addr, size_t size, uint8_t *data);

/**
 * erase flash data
 *
 * @note It will erase align by erase granularity.
 *
 * @param flash flash device
 * @param addr start address
 * @param size erase size
 *
 * @return result
 */
sfud_err sfud_erase(const sfud_flash *flash, uint32_t addr, size_t size);

/**
 * write flash data (no erase operate)
 *
 * @param flash flash device
 * @param addr start address
 * @param data write data
 * @param size write size
 *
 * @return result
 */
sfud_err sfud_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);

/**
 * erase and write flash data
 *
 * @param flash flash device
 * @param addr start address
 * @param size write size
 * @param data write data
 *
 * @return result
 */
sfud_err sfud_erase_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);

/**
 * erase all flash data
 *
 * @param flash flash device
 *
 * @return result
 */
sfud_err sfud_chip_erase(const sfud_flash *flash);

/**
 * read flash register status
 *
 * @param flash flash device
 * @param status register status
 *
 * @return result
 */
sfud_err sfud_read_status(const sfud_flash *flash, uint8_t *status);

/**
 * write status register
 *
 * @param flash flash device
 * @param is_volatile true: volatile mode, false: non-volatile mode
 * @param status register status
 *
 * @return result
 */
sfud_err sfud_write_status(const sfud_flash *flash, bool is_volatile, uint8_t status);

#ifdef __cplusplus
}
#endif

#endif /* _SFUD_H_ */