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328 lines
8.7 KiB
328 lines
8.7 KiB
5 months ago
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/*
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*********************************************************************************************************
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*
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* ģ������ : cpu�ڲ�falsh����ģ��(for STM32H743 H750)
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* �ļ����� : bsp_cpu_flash.c
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* �� �� : V1.1
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* ˵ �� : �ṩ��дCPU�ڲ�Flash�ĺ���
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* �ļ�¼ :
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* �汾�� ���� ���� ˵��
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* V1.0 2019-09-20 armfly ��ʽ����
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* V1.1 2019-10-03 armfly дflash�������������Ȳ���32�ֽ���������bug��ĩβ��0д�롣
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* ����HAL�⺯���� HAL_FLASH_Program������bug��
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* ���������Ǵ�������������ʧ�ܣ�������ָ��˳������ PGSERR1�� PGSERR2��
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* Copyright (C), 2019-2030, ���������� www.armfly.com
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*
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*********************************************************************************************************
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*/
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#include "bsp_cpu_flash.h"
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#include <string.h>
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_GetSector
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* ����˵��: ���ݵ�ַ����������ַ
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* �� ��: ��
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* �� �� ֵ: �����ţ�0-7)
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*********************************************************************************************************
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*/
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uint32_t bsp_GetSector(uint32_t Address)
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{
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uint32_t sector = 0;
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if (((Address < ADDR_FLASH_SECTOR_1_BANK1) && (Address >= ADDR_FLASH_SECTOR_0_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_1_BANK2) && (Address >= ADDR_FLASH_SECTOR_0_BANK2)))
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{
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sector = FLASH_SECTOR_0;
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}
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else if (((Address < ADDR_FLASH_SECTOR_2_BANK1) && (Address >= ADDR_FLASH_SECTOR_1_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_2_BANK2) && (Address >= ADDR_FLASH_SECTOR_1_BANK2)))
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{
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sector = FLASH_SECTOR_1;
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}
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else if (((Address < ADDR_FLASH_SECTOR_3_BANK1) && (Address >= ADDR_FLASH_SECTOR_2_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_3_BANK2) && (Address >= ADDR_FLASH_SECTOR_2_BANK2)))
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{
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sector = FLASH_SECTOR_2;
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}
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else if (((Address < ADDR_FLASH_SECTOR_4_BANK1) && (Address >= ADDR_FLASH_SECTOR_3_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_4_BANK2) && (Address >= ADDR_FLASH_SECTOR_3_BANK2)))
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{
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sector = FLASH_SECTOR_3;
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}
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else if (((Address < ADDR_FLASH_SECTOR_5_BANK1) && (Address >= ADDR_FLASH_SECTOR_4_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_5_BANK2) && (Address >= ADDR_FLASH_SECTOR_4_BANK2)))
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{
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sector = FLASH_SECTOR_4;
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}
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else if (((Address < ADDR_FLASH_SECTOR_6_BANK1) && (Address >= ADDR_FLASH_SECTOR_5_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_6_BANK2) && (Address >= ADDR_FLASH_SECTOR_5_BANK2)))
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{
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sector = FLASH_SECTOR_5;
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}
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else if (((Address < ADDR_FLASH_SECTOR_7_BANK1) && (Address >= ADDR_FLASH_SECTOR_6_BANK1)) || \
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((Address < ADDR_FLASH_SECTOR_7_BANK2) && (Address >= ADDR_FLASH_SECTOR_6_BANK2)))
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{
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sector = FLASH_SECTOR_6;
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}
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else if (((Address < ADDR_FLASH_SECTOR_0_BANK2) && (Address >= ADDR_FLASH_SECTOR_7_BANK1)) || \
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((Address < CPU_FLASH_END_ADDR) && (Address >= ADDR_FLASH_SECTOR_7_BANK2)))
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{
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sector = FLASH_SECTOR_7;
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}
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else
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{
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sector = FLASH_SECTOR_7;
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}
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return sector;
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_ReadCpuFlash
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* ����˵��: ��ȡCPU Flash������
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* �� ��: _ucpDst : Ŀ�껺����
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* _ulFlashAddr : ��ʼ��ַ
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* _ulSize : ���ݴ�С����λ���ֽڣ�
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* �� �� ֵ: 0=�ɹ���1=ʧ��
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*********************************************************************************************************
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*/
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uint8_t bsp_ReadCpuFlash(uint32_t _ulFlashAddr, uint8_t *_ucpDst, uint32_t _ulSize)
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{
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uint32_t i;
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if (_ulFlashAddr + _ulSize > CPU_FLASH_BASE_ADDR + CPU_FLASH_SIZE)
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{
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return 1;
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}
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/* ����Ϊ0ʱ����������,������ʼ��ַΪ����ַ������ */
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if (_ulSize == 0)
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{
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return 1;
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}
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for (i = 0; i < _ulSize; i++)
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{
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*_ucpDst++ = *(uint8_t *)_ulFlashAddr++;
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}
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return 0;
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_CmpCpuFlash
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* ����˵��: �Ƚ�Flashָ����ַ������.
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* �� ��: _ulFlashAddr : Flash��ַ
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* _ucpBuf : ���ݻ�����
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* _ulSize : ���ݴ�С����λ���ֽڣ�
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* �� �� ֵ:
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* FLASH_IS_EQU 0 Flash���ݺʹ�д�����������ȣ�����Ҫ������д����
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* FLASH_REQ_WRITE 1 Flash����Ҫ������ֱ��д
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* FLASH_REQ_ERASE 2 Flash��Ҫ�Ȳ���,��д
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* FLASH_PARAM_ERR 3 ������������
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*********************************************************************************************************
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*/
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uint8_t bsp_CmpCpuFlash(uint32_t _ulFlashAddr, uint8_t *_ucpBuf, uint32_t _ulSize)
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{
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uint32_t i;
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uint8_t ucIsEqu; /* ���ȱ�־ */
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uint8_t ucByte;
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/* ����ƫ�Ƶ�ַ����оƬ��������д���������� */
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if (_ulFlashAddr + _ulSize > CPU_FLASH_BASE_ADDR + CPU_FLASH_SIZE)
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{
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return FLASH_PARAM_ERR; /*����������������*/
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}
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/* ����Ϊ0ʱ������ȷ */
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if (_ulSize == 0)
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{
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return FLASH_IS_EQU; /* Flash���ݺʹ�д������������ */
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}
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ucIsEqu = 1; /* �ȼ��������ֽںʹ�д�����������ȣ����������κ�һ�������ȣ�������Ϊ 0 */
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for (i = 0; i < _ulSize; i++)
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{
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ucByte = *(uint8_t *)_ulFlashAddr;
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if (ucByte != *_ucpBuf)
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{
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if (ucByte != 0xFF)
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{
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return FLASH_REQ_ERASE; /* ��Ҫ��������д */
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}
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else
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{
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ucIsEqu = 0; /* �����ȣ���Ҫд */
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}
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}
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_ulFlashAddr++;
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_ucpBuf++;
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}
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if (ucIsEqu == 1)
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{
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return FLASH_IS_EQU; /* Flash���ݺʹ�д�����������ȣ�����Ҫ������д���� */
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}
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else
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{
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return FLASH_REQ_WRITE; /* Flash����Ҫ������ֱ��д */
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}
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_EraseCpuFlash
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* ����˵��: ����CPU FLASHһ������ ��128KB)
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* �� ��: _ulFlashAddr : Flash��ַ
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* �� �� ֵ: 0 �ɹ��� 1 ʧ��
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* HAL_OK = 0x00,
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* HAL_ERROR = 0x01,
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* HAL_BUSY = 0x02,
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* HAL_TIMEOUT = 0x03
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*
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*********************************************************************************************************
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*/
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uint8_t bsp_EraseCpuFlash(uint32_t _ulFlashAddr)
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{
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uint32_t FirstSector = 0, NbOfSectors = 0;
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FLASH_EraseInitTypeDef EraseInitStruct;
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uint32_t SECTORError = 0;
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uint8_t re;
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/* ���� */
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HAL_FLASH_Unlock();
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/* ��ȡ�˵�ַ���ڵ����� */
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FirstSector = bsp_GetSector(_ulFlashAddr);
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/* �̶�1������ */
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NbOfSectors = 1;
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/* ������������ */
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EraseInitStruct.TypeErase = FLASH_TYPEERASE_SECTORS;
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EraseInitStruct.VoltageRange = FLASH_VOLTAGE_RANGE_3;
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if (_ulFlashAddr >= ADDR_FLASH_SECTOR_0_BANK2)
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{
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EraseInitStruct.Banks = FLASH_BANK_2;
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}
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else
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{
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EraseInitStruct.Banks = FLASH_BANK_1;
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}
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EraseInitStruct.Sector = FirstSector;
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EraseInitStruct.NbSectors = NbOfSectors;
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/* �������� */
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re = HAL_FLASHEx_Erase(&EraseInitStruct, &SECTORError);
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/* �������Ϻ������� */
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HAL_FLASH_Lock();
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return re;
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_WriteCpuFlash
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* ����˵��: д���ݵ�CPU �ڲ�Flash�� ���밴32�ֽ�������д����֧�ֿ�������������С128KB. \
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* д֮ǰ��Ҫ��������. ���Ȳ���32�ֽ�������ʱ�������ֽ�ĩβ��0д��.
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* �� ��: _ulFlashAddr : Flash��ַ
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* _ucpSrc : ���ݻ�����
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* _ulSize : ���ݴ�С����λ���ֽ�, ������32�ֽ���������
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* �� �� ֵ: 0-�ɹ���1-���ݳ��Ȼ���ַ������2-дFlash����(����Flash������)
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*********************************************************************************************************
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*/
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uint8_t bsp_WriteCpuFlash(uint32_t _ulFlashAddr, uint8_t *_ucpSrc, uint32_t _ulSize)
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{
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uint32_t i;
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uint8_t ucRet;
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/* ����ƫ�Ƶ�ַ����оƬ��������д���������� */
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if (_ulFlashAddr + _ulSize > CPU_FLASH_BASE_ADDR + CPU_FLASH_SIZE)
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{
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return 1;
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}
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/* ����Ϊ0ʱ���������� */
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if (_ulSize == 0)
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{
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return 0;
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}
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ucRet = bsp_CmpCpuFlash(_ulFlashAddr, _ucpSrc, _ulSize);
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if (ucRet == FLASH_IS_EQU)
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{
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return 0;
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}
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__set_PRIMASK(1); /* ���ж� */
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/* FLASH ���� */
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HAL_FLASH_Unlock();
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for (i = 0; i < _ulSize / 32; i++)
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{
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uint64_t FlashWord[4];
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memcpy((char *)FlashWord, _ucpSrc, 32);
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_ucpSrc += 32;
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if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_FLASHWORD, _ulFlashAddr, (uint64_t)((uint32_t)FlashWord)) == HAL_OK)
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{
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_ulFlashAddr = _ulFlashAddr + 32; /* ������������һ��256bit */
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}
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else
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{
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goto err;
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}
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}
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/* ���Ȳ���32�ֽ������� */
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if (_ulSize % 32)
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{
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uint64_t FlashWord[4];
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FlashWord[0] = 0;
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FlashWord[1] = 0;
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FlashWord[2] = 0;
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FlashWord[3] = 0;
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memcpy((char *)FlashWord, _ucpSrc, _ulSize % 32);
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if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_FLASHWORD, _ulFlashAddr, (uint64_t)((uint32_t)FlashWord)) == HAL_OK)
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{
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; // _ulFlashAddr = _ulFlashAddr + 32;
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}
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else
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{
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goto err;
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}
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}
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/* Flash ��������ֹдFlash���ƼĴ��� */
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HAL_FLASH_Lock();
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__set_PRIMASK(0); /* ���ж� */
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return 0;
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err:
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/* Flash ��������ֹдFlash���ƼĴ��� */
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HAL_FLASH_Lock();
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__set_PRIMASK(0); /* ���ж� */
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return 1;
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}
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/***************************** ���������� www.armfly.com (END OF FILE) *********************************/
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