/**
  ******************************************************************************
  * @file    stm32l1xx_hal_flash.h
  * @author  MCD Application Team
  * @version V1.1.1
  * @date    31-March-2015
  * @brief   Header file of Flash HAL module.
  ******************************************************************************
  * @attention
  *   
  * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. 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.
  *   3. Neither the name of STMicroelectronics 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.
  *
  ******************************************************************************
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L1xx_HAL_FLASH_H
#define __STM32L1xx_HAL_FLASH_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx_hal_def.h"

/** @addtogroup STM32L1xx_HAL_Driver
  * @{
  */

/** @addtogroup FLASH
  * @{
  */ 

/** @addtogroup FLASH_Private_Defines
  * @{
  */
#define FLASH_TIMEOUT_VALUE   ((uint32_t)50000) /* 50 s */

#define FLASH_PAGE_SIZE           ((uint32_t)256)
  
/**
  * @}
  */

/** @addtogroup FLASH_Private_Macros
  * @{
  */
#define IS_FLASH_TYPEPROGRAM(_VALUE_)   (((_VALUE_) == FLASH_TYPEPROGRAM_WORD))

#define IS_FLASH_LATENCY(__LATENCY__) (((__LATENCY__) == FLASH_LATENCY_0) || \
                                   ((__LATENCY__) == FLASH_LATENCY_1))
/**
  * @}
  */

/* Exported types ------------------------------------------------------------*/ 
/** @defgroup FLASH_Exported_Types Exported Types
  * @{
  */  

/**
  * @brief  FLASH Procedure structure definition
  */
typedef enum 
{
  FLASH_PROC_NONE = 0, 
  FLASH_PROC_PAGEERASE,
  FLASH_PROC_PROGRAM
} FLASH_ProcedureTypeDef;

/** 
  * @brief  FLASH handle Structure definition  
  */
typedef struct
{
  __IO FLASH_ProcedureTypeDef ProcedureOnGoing;   /*Internal variable to indicate which procedure is ongoing or not in IT context*/
  
  __IO uint32_t               NbPagesToErase;    /*Internal variable to save the remaining sectors to erase in IT context*/
  
  __IO uint32_t               Page;              /*Internal variable to define the current sector which is erasing*/
  
  __IO uint32_t               Address;           /*Internal variable to save address selected for program*/
  
  HAL_LockTypeDef             Lock;               /* FLASH locking object                */

  __IO uint32_t               ErrorCode;          /* FLASH error code                    */

}FLASH_ProcessTypeDef;

/**
  * @}
  */ 

/* Exported constants --------------------------------------------------------*/

/** @defgroup FLASH_Exported_Constants Exported Constants
  * @{
  */  

/** @defgroup FLASH_Error_Codes FLASH Error Codes
  * @{
  */
#define   HAL_FLASH_ERROR_NONE      ((uint32_t)0x00)
#define   HAL_FLASH_ERROR_SIZE      ((uint32_t)0x01)
#define   HAL_FLASH_ERROR_OPTV      ((uint32_t)0x02)
#define   HAL_FLASH_ERROR_OPTVUSR   ((uint32_t)0x04)
#define   HAL_FLASH_ERROR_PGA       ((uint32_t)0x08)
#define   HAL_FLASH_ERROR_WRP       ((uint32_t)0x10)
#define   HAL_FLASH_ERROR_RD        ((uint32_t)0x20)
#define   HAL_FLASH_ERROR_OPERATION ((uint32_t)0x40)

/**
  * @}
  */ 

/** @defgroup FLASH_Type_Program FLASH Type Program
  * @{
  */ 
#define FLASH_TYPEPROGRAM_WORD        ((uint32_t)0x02)  /*!< Program a word (32-bit) at a specified address        */


/**
  * @}
  */
  
/** @defgroup FLASH_Latency FLASH Latency 
  * @{
  */ 
#define FLASH_LATENCY_0                ((uint8_t)0x00)  /*!< FLASH Zero Latency cycle */
#define FLASH_LATENCY_1                ((uint8_t)0x01)  /*!< FLASH One Latency cycle */

/**
  * @}
  */ 

/** @defgroup FLASH_Interrupts FLASH Interrupts 
  * @{
  */
   
#define FLASH_IT_EOP               FLASH_PECR_EOPIE  /*!< End of programming interrupt source */
#define FLASH_IT_ERR               FLASH_PECR_ERRIE  /*!< Error interrupt source */
/**
  * @}
  */ 

/** @defgroup FLASH_Flags FLASH Flags 
  * @{
  */ 

#define FLASH_FLAG_BSY             FLASH_SR_BSY        /*!< FLASH Busy flag */
#define FLASH_FLAG_EOP             FLASH_SR_EOP        /*!< FLASH End of Programming flag */
#define FLASH_FLAG_ENDHV           FLASH_SR_ENDHV      /*!< FLASH End of High Voltage flag */
#define FLASH_FLAG_READY           FLASH_SR_READY      /*!< FLASH Ready flag after low power mode */
#define FLASH_FLAG_WRPERR          FLASH_SR_WRPERR     /*!< FLASH Write protected error flag */
#define FLASH_FLAG_PGAERR          FLASH_SR_PGAERR     /*!< FLASH Programming Alignment error flag */
#define FLASH_FLAG_SIZERR          FLASH_SR_SIZERR     /*!< FLASH Size error flag  */
#define FLASH_FLAG_OPTVERR         FLASH_SR_OPTVERR    /*!< FLASH Option Validity error flag  */

/**
  * @}
  */ 

/** @defgroup FLASH_Keys FLASH Keys 
  * @{
  */ 

#define FLASH_PDKEY1               ((uint32_t)0x04152637) /*!< Flash power down key1 */
#define FLASH_PDKEY2               ((uint32_t)0xFAFBFCFD) /*!< Flash power down key2: used with FLASH_PDKEY1 
                                                              to unlock the RUN_PD bit in FLASH_ACR */

#define FLASH_PEKEY1               ((uint32_t)0x89ABCDEF) /*!< Flash program erase key1 */
#define FLASH_PEKEY2               ((uint32_t)0x02030405) /*!< Flash program erase key: used with FLASH_PEKEY2
                                                               to unlock the write access to the FLASH_PECR register and
                                                               data EEPROM */

#define FLASH_PRGKEY1              ((uint32_t)0x8C9DAEBF) /*!< Flash program memory key1 */
#define FLASH_PRGKEY2              ((uint32_t)0x13141516) /*!< Flash program memory key2: used with FLASH_PRGKEY2
                                                               to unlock the program memory */

#define FLASH_OPTKEY1              ((uint32_t)0xFBEAD9C8) /*!< Flash option key1 */
#define FLASH_OPTKEY2              ((uint32_t)0x24252627) /*!< Flash option key2: used with FLASH_OPTKEY1 to
                                                              unlock the write access to the option byte block */
/**
  * @}
  */

/**
  * @}
  */ 

/* Exported macro ------------------------------------------------------------*/

/** @defgroup FLASH_Exported_Macros Exported Macros
  * @{
  */  

/** @defgroup FLASH_Interrupt FLASH Interrupts
 *  @brief macros to handle FLASH interrupts
 * @{
 */ 

/**
  * @brief  Enable the specified FLASH interrupt.
  * @param  __INTERRUPT__ : FLASH interrupt 
  *         This parameter can be any combination of the following values:
  *     @arg FLASH_IT_EOP: End of FLASH Operation Interrupt
  *     @arg FLASH_IT_ERR: Error Interrupt    
  * @retval none
  */  
#define __HAL_FLASH_ENABLE_IT(__INTERRUPT__)  SET_BIT((FLASH->PECR), (__INTERRUPT__))

/**
  * @brief  Disable the specified FLASH interrupt.
  * @param  __INTERRUPT__ : FLASH interrupt 
  *         This parameter can be any combination of the following values:
  *     @arg FLASH_IT_EOP: End of FLASH Operation Interrupt
  *     @arg FLASH_IT_ERR: Error Interrupt    
  * @retval none
  */  
#define __HAL_FLASH_DISABLE_IT(__INTERRUPT__)  CLEAR_BIT((FLASH->PECR), (uint32_t)(__INTERRUPT__))

/**
  * @brief  Get the specified FLASH flag status. 
  * @param  __FLAG__: specifies the FLASH flag to check.
  *          This parameter can be one of the following values:
  *            @arg FLASH_FLAG_BSY   :              FLASH Busy flag
  *            @arg FLASH_FLAG_EOP   :              FLASH End of Operation flag 
  *            @arg FLASH_FLAG_ENDHV :            FLASH End of High Voltage flag
  *            @arg FLASH_FLAG_READY:             FLASH Ready flag after low power mode
  *            @arg FLASH_FLAG_WRPERR:           FLASH Write protected error flag 
  *            @arg FLASH_FLAG_PGAERR:           FLASH Programming Alignment error flag
  *            @arg FLASH_FLAG_SIZERR:            FLASH Size error flag
  *            @arg FLASH_FLAG_OPTVERR:          FLASH Option validity error error flag
  *            @arg FLASH_FLAG_OPTVERRUSR :   FLASH Option UserValidity (available only Cat.3, Cat.4 and Cat.5 devices)
  *            @arg FLASH_FLAG_RDERR :            FLASH Read Protection error flag (PCROP) (available only Cat.2 and Cat.3 devices)
  * @retval The new state of __FLAG__ (SET or RESET).
  */
#define __HAL_FLASH_GET_FLAG(__FLAG__)   (((FLASH->SR) & (__FLAG__)) == (__FLAG__))

/**
  * @brief  Clear the specified FLASH flag.
  * @param  __FLAG__: specifies the FLASH flags to clear.
  *          This parameter can be any combination of the following values:
  *            @arg FLASH_FLAG_BSY   :              FLASH Busy flag
  *            @arg FLASH_FLAG_EOP   :              FLASH End of Operation flag 
  *            @arg FLASH_FLAG_ENDHV :            FLASH End of High Voltage flag
  *            @arg FLASH_FLAG_READY:             FLASH Ready flag after low power mode
  *            @arg FLASH_FLAG_WRPERR:           FLASH Write protected error flag 
  *            @arg FLASH_FLAG_PGAERR:           FLASH Programming Alignment error flag
  *            @arg FLASH_FLAG_SIZERR:            FLASH Size error flag
  *            @arg FLASH_FLAG_OPTVERR:          FLASH Option validity error error flag
  *            @arg FLASH_FLAG_OPTVERRUSR :   FLASH Option UserValidity (available only Cat.3, Cat.4 and Cat.5 devices)
  *            @arg FLASH_FLAG_RDERR :            FLASH Read Protection error flag (PCROP) (available only Cat.2 and Cat.3 devices)
  * @retval none
  */
#define __HAL_FLASH_CLEAR_FLAG(__FLAG__)   ((FLASH->SR) = (__FLAG__))

/**
  * @}
  */ 

/**
  * @}
  */ 

/* Include FLASH HAL Extension module */
#include "stm32l1xx_hal_flash_ex.h"
#include "stm32l1xx_hal_flash_ramfunc.h"

/* Exported functions ------------------------------------------------------- */

/** @addtogroup FLASH_Exported_Functions
  * @{
  */

/** @addtogroup FLASH_Exported_Functions_Group1
  * @{
  */

/** 
  * @brief  FLASH memory functions that can be executed from FLASH.  
  */  
/* Program operation functions  ***********************************************/
HAL_StatusTypeDef   HAL_FLASH_Program(uint32_t TypeProgram, uint32_t Address, uint64_t Data);
HAL_StatusTypeDef   HAL_FLASH_Program_IT(uint32_t TypeProgram, uint32_t Address, uint64_t Data);

/* FLASH IRQ handler function */
void                HAL_FLASH_IRQHandler(void);

/* Callbacks in non blocking modes */
void                HAL_FLASH_EndOfOperationCallback(uint32_t ReturnValue);
void                HAL_FLASH_OperationErrorCallback(uint32_t ReturnValue); 
  
/**
  * @}
  */ 

/** @addtogroup FLASH_Exported_Functions_Group2
  * @{
  */

/* FLASH Memory Programming functions *****************************************/   
HAL_StatusTypeDef   HAL_FLASH_Unlock(void);
HAL_StatusTypeDef   HAL_FLASH_Lock(void);

/* Option Bytes Programming functions *****************************************/
HAL_StatusTypeDef   HAL_FLASH_OB_Unlock(void);
HAL_StatusTypeDef   HAL_FLASH_OB_Lock(void);
HAL_StatusTypeDef   HAL_FLASH_OB_Launch(void);

/**
  * @}
  */ 

/** @addtogroup FLASH_Exported_Functions_Group3
  * @{
  */

/* Peripheral State methods  **************************************************/
uint32_t            HAL_FLASH_GetError(void);

/**
  * @}
  */ 

/**
  * @}
  */ 

/** @addtogroup FLASH_Private_Functions
  * @{
  */

/** 
  * @brief  Function used internally by HAL FLASH driver. 
  */  
HAL_StatusTypeDef   FLASH_WaitForLastOperation(uint32_t Timeout);

/**
  * @}
  */ 

/**
  * @}
  */ 

/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif /* __STM32L1xx_HAL_FLASH_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 
