Arti Zirk
054740c5de
subrepo: subdir: "libopencm3" merged: "88e91c9a7cce" upstream: origin: "https://github.com/libopencm3/libopencm3.git" branch: "master" commit: "88e91c9a7cce" git-subrepo: version: "0.4.3" origin: "???" commit: "???"
84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
/** @defgroup flash_file FLASH peripheral API
|
|
*
|
|
* @ingroup peripheral_apis
|
|
*
|
|
* @brief <b>libopencm3 STM32F4xx FLASH</b>
|
|
*
|
|
* @version 1.0.0
|
|
*
|
|
* @author @htmlonly © @endhtmlonly 2010
|
|
* Thomas Otto <tommi@viadmin.org>
|
|
* @author @htmlonly © @endhtmlonly 2010
|
|
* Mark Butler <mbutler@physics.otago.ac.nz>
|
|
*
|
|
* @date 14 January 2014
|
|
*
|
|
* This library supports the FLASH memory controller in the STM32F4
|
|
* series of ARM Cortex Microcontrollers by ST Microelectronics.
|
|
*
|
|
* For the STM32F4xx, accessing FLASH memory is described briefly in
|
|
* section 2.3.3 of the STM32F4xx Reference Manual.
|
|
* For detailed programming information see:
|
|
* PM0081 programming manual: STM32F10xxx Flash programming
|
|
* September 2011, Doc ID 018520 Rev 1
|
|
*
|
|
* LGPL License Terms @ref lgpl_license
|
|
*/
|
|
|
|
/*
|
|
* 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/>.
|
|
*/
|
|
|
|
/**@{*/
|
|
|
|
#include <libopencm3/stm32/flash.h>
|
|
|
|
void flash_wait_for_last_operation(void)
|
|
{
|
|
while ((FLASH_SR & FLASH_SR_BSY) == FLASH_SR_BSY);
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/** @brief Clear the Programming Sequence Error Flag
|
|
|
|
This flag is set when incorrect programming configuration has been made.
|
|
*/
|
|
|
|
void flash_clear_pgserr_flag(void)
|
|
{
|
|
FLASH_SR |= FLASH_SR_PGSERR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/** @brief Clear All Status Flags
|
|
|
|
Program error, end of operation, write protect error, busy.
|
|
*/
|
|
void flash_clear_status_flags(void)
|
|
{
|
|
flash_clear_pgserr_flag();
|
|
flash_clear_pgaerr_flag();
|
|
flash_clear_wrperr_flag();
|
|
flash_clear_pgperr_flag();
|
|
flash_clear_eop_flag();
|
|
}
|
|
|
|
/**@}*/
|
|
|