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/** @addtogroup flash_defines
*
* @author @htmlonly © @endhtmlonly 2010
* Thomas Otto <tommi@viadmin.org>
* @author @htmlonly © @endhtmlonly 2010
* Mark Butler <mbutler@physics.otago.ac.nz>
*
*/
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
* Copyright (C) 2010 Mark Butler <mbutler@physics.otago.ac.nz>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/*
* For details see:
* PM0081 Programming manual: STM32F40xxx and STM32F41xxx Flash programming
* September 2011, Doc ID 018520 Rev 1
* https://github.com/libopencm3/libopencm3-archive/blob/master/st_micro/DM00023388.pdf
*/
/** @cond */
#ifdef LIBOPENCM3_FLASH_H
/** @endcond */
#ifndef LIBOPENCM3_FLASH_COMMON_F234_H
#define LIBOPENCM3_FLASH_COMMON_F234_H
/**@{*/
/* --- FLASH registers ----------------------------------------------------- */
#define FLASH_ACR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x00)
#define FLASH_KEYR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x04)
#define FLASH_OPTKEYR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x08)
#define FLASH_SR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x0C)
#define FLASH_CR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x10)
/* --- FLASH_ACR values ---------------------------------------------------- */
#define FLASH_ACR_LATENCY_0WS 0x00
#define FLASH_ACR_LATENCY_1WS 0x01
#define FLASH_ACR_LATENCY_2WS 0x02
#define FLASH_ACR_LATENCY_3WS 0x03
#define FLASH_ACR_LATENCY_4WS 0x04
#define FLASH_ACR_LATENCY_5WS 0x05
#define FLASH_ACR_LATENCY_6WS 0x06
#define FLASH_ACR_LATENCY_7WS 0x07
/* --- FLASH_SR values ----------------------------------------------------- */
/* --- FLASH_CR values ----------------------------------------------------- */
/* --- FLASH Keys -----------------------------------------------------------*/
#define FLASH_KEYR_KEY1 ((uint32_t)0x45670123)
#define FLASH_KEYR_KEY2 ((uint32_t)0xcdef89ab)
/* --- Function prototypes ------------------------------------------------- */
BEGIN_DECLS
void flash_set_ws(uint32_t ws);
void flash_unlock(void);
void flash_lock(void);
void flash_clear_pgperr_flag(void);
void flash_clear_eop_flag(void);
void flash_clear_bsy_flag(void);
void flash_clear_status_flags(void);
void flash_wait_for_last_operation(void);
END_DECLS
/**@}*/
#endif
/** @cond */
#else
#warning "flash_common_f234.h should not be included direcitly,"
#warning "only via flash.h"
#endif
/** @endcond */
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