?? flash_if.c
字號:
/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : flash_if.c
* Author : MCD Application Team
* Version : V2.2.0
* Date : 06/13/2008
* Description : specific media access Layer for internal flash
********************************************************************************
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/
/* Includes ------------------------------------------------------------------*/
#include "flash_if.h"
#include "dfu_mal.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : FLASH_If_Init
* Description : Initializes the Media on the STM32
* Input : None
* Output : None
* Return : None
*******************************************************************************/
u16 FLASH_If_Init(void)
{
return MAL_OK;
}
/*******************************************************************************
* Function Name : FLASH_If_Erase
* Description : Erase sector
* Input : None
* Output : None
* Return : None
*******************************************************************************/
u16 FLASH_If_Erase(u32 SectorAddress)
{
FLASH_ErasePage(SectorAddress);
return MAL_OK;
}
/*******************************************************************************
* Function Name : FLASH_If_Write
* Description : Write sectors
* Input : None
* Output : None
* Return : None
*******************************************************************************/
u16 FLASH_If_Write(u32 SectorAddress, u32 DataLength)
{
u32 idx = 0;
if (DataLength & 0x3) /* Not an aligned data */
{
for (idx = DataLength; idx < ((DataLength & 0xFFFC) + 4); idx++)
{
MAL_Buffer[idx] = 0xFF;
}
}
/* Data received are Word multiple */
for (idx = 0; idx < DataLength; idx = idx + 4)
{
FLASH_ProgramWord(SectorAddress, *(u32 *)(MAL_Buffer + idx));
SectorAddress += 4;
}
return MAL_OK;
}
/*******************************************************************************
* Function Name : FLASH_If_Read
* Description : Read sectors
* Input : None
* Output : None
* Return : buffer address pointer
*******************************************************************************/
u8 *FLASH_If_Read (u32 SectorAddress, u32 DataLength)
{
return (u8*)(SectorAddress);
}
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -