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/*
* Copyright (c) 2016 Open-RnD Sp. z o.o.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _STM32F10X_FLASH_REGISTERS_H_
#define _STM32F10X_FLASH_REGISTERS_H_
/**
* @brief
*
* Based on reference manual:
* STM32F101xx, STM32F102xx, STM32F103xx, STM32F105xx and STM32F107xx
* advanced ARM ® -based 32-bit MCUs
*
* Chapter 3.3.3: Embedded Flash Memory
*/
enum {
STM32F10X_FLASH_LATENCY_0 = 0x0,
STM32F10X_FLASH_LATENCY_1 = 0x1,
STM32F10X_FLASH_LATENCY_2 = 0x2,
};
/* 3.3.3 FLASH_ACR */
union __ef_acr {
uint32_t val;
struct {
uint32_t latency :3 __packed;
uint32_t hlfcya :1 __packed;
uint32_t prftbe :1 __packed;
uint32_t prftbs :1 __packed;
uint32_t rsvd__6_31 :26 __packed;
} bit;
};
/* 3.3.3 Embedded flash registers */
struct stm32f10x_flash {
union __ef_acr acr;
uint32_t keyr;
uint32_t optkeyr;
uint32_t sr;
uint32_t cr;
uint32_t ar;
uint32_t rsvd;
uint32_t obr;
uint32_t wrpr;
};
#endif /* _STM32F10X_FLASHREGISTERS_H_ */
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