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/*
 * This software is experimental and a work in progress.
 * Under no circumstances should these files be used in relation to any critical system(s).
 * Use of these files is at your own risk.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * This files are free to use from https://github.com/rogerclarkmelbourne/Arduino_STM32 and 
 * https://github.com/leaflabs/libmaple
 *
 * Modifications for QMK and STM32F303 by Yiancar
 */

#ifndef __FLASH_STM32_H
#define __FLASH_STM32_H

#ifdef __cplusplus
 extern "C" {
#endif

#include "ch.h"
#include "hal.h"

typedef enum
    {
    FLASH_BUSY = 1,
    FLASH_ERROR_PG,
    FLASH_ERROR_WRP,
    FLASH_ERROR_OPT,
    FLASH_COMPLETE,
    FLASH_TIMEOUT,
    FLASH_BAD_ADDRESS
    } FLASH_Status;

#define IS_FLASH_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) < 0x0807FFFF))

FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout);
FLASH_Status FLASH_ErasePage(uint32_t Page_Address);
FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data);

void FLASH_Unlock(void);
void FLASH_Lock(void);
void FLASH_ClearFlag(uint32_t FLASH_FLAG);

#ifdef __cplusplus
}
#endif

#endif /* __FLASH_STM32_H */