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/*
* stm-keystore.h
* ---------
* Functions and defines for accessing the keystore memory.
*
* Copyright (c) 2016-2017, NORDUnet A/S 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 following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the NORDUnet nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS 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, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __STM32_KEYSTORE_H
#define __STM32_KEYSTORE_H
#include "stm32f4xx_hal.h"
#include "spiflash_n25q128.h"
#define KEYSTORE_PAGE_SIZE N25Q128_PAGE_SIZE
#define KEYSTORE_NUM_PAGES N25Q128_NUM_PAGES
#define KEYSTORE_SECTOR_SIZE N25Q128_SECTOR_SIZE
#define KEYSTORE_NUM_SECTORS N25Q128_NUM_SECTORS
#define KEYSTORE_SUBSECTOR_SIZE N25Q128_SUBSECTOR_SIZE
#define KEYSTORE_NUM_SUBSECTORS N25Q128_NUM_SUBSECTORS
/* Pins connected to the FPGA config memory (SPI flash) */
#define KSM_PROM_CS_N_Pin GPIO_PIN_0
#define KSM_PROM_CS_N_GPIO_Port GPIOB
#define KEYSTORE_GPIO_INIT() \
__GPIOB_CLK_ENABLE(); \
/* Configure GPIO pin for FPGA config memory chip select : KSM_PROM_CS_N */ \
gpio_output(KSM_PROM_CS_N_GPIO_Port, KSM_PROM_CS_N_Pin, GPIO_PIN_SET)
extern void keystore_init(void);
extern HAL_StatusTypeDef keystore_check_id(void);
extern HAL_StatusTypeDef keystore_read_data(uint32_t offset, uint8_t *buf, const uint32_t len);
extern HAL_StatusTypeDef keystore_write_data(uint32_t offset, const uint8_t *buf, const uint32_t len);
extern HAL_StatusTypeDef keystore_erase_subsector(uint32_t subsector_offset);
extern HAL_StatusTypeDef keystore_erase_sector(uint32_t sector_offset);
extern HAL_StatusTypeDef keystore_erase_bulk(void);
#endif /* __STM32_KEYSTORE_H */
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