124 lines
4.2 KiB
C
124 lines
4.2 KiB
C
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////////////////////////////////////////////////////////////////////////////////
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/// spi flash w25qxx系列芯片驱动
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///
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/// 提供接口供文件系统调用
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/// @file fatfs_flash_spi.h
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/// @author gkl
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/// @date 2017-04-25
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/// @version v0.1
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////////////////////////////////////////////////////////////////////////////////
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#ifndef __SPI_FLASH_H
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#define __SPI_FLASH_H
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#include <stdio.h>
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//#include "gpio.h"
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#include "diskio.h"
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#include "integer.h"
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#include "bsp_ser.h"
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#if 1
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#define FLASH_W25Q128 //16M flash
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#endif
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#if 0
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#define FLASH_W25Q256 //32M flash
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#endif
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#ifdef FLASH_W25Q128
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/// W25Q128 16M
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#define sFLASH_ID 0XEF4018
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#endif
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/// W25Q128 32M
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#ifdef FLASH_W25Q256
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#define sFLASH_ID 0XEF4019
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#endif
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#define SPI_FLASH_PageSize 256
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#define SPI_FLASH_PerWritePageSize 256
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/// flash 命令定义
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#define W25X_FLASH_WRITE_BUSYBIT 0X01
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#define W25X_Flash_WriteSR_CMD 0x01
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#define W25X_Flash_PageProgram_CMD 0x02
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#ifdef FLASH_W25Q128
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#define W25X_Flash_ReadData_CMD 0x03
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#endif
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#ifdef FLASH_W25Q256
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#define W25X_Flash_ReadData_CMD 0x13 //new add
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#endif
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#define W25X_Flash_WriteDisable_CMD 0x04
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#define W25X_Flash_ReadSR_CMD 0x05
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#define W25X_Flash_WriteEnable_CMD 0x06
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#define W25X_Flash_SecErase_CMD 0x20
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#define W25X_Flash_ChipErase_CMD 0xC7
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#define W25X_Flash_BlockErase_CMD 0xD8
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#define W25X_Flash_ManufactDeviceID_CMD 0x90
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#define W25X_Flash_JedecDeviceID_CMD 0X9F
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#define W25X_Flash_PAGEBYTE_LENGTH 256
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#define W25X_Flash_SECBYTE_LENGTH (1024*4)
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/// Block大小
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#define W25X_Flash_BLOCKBYTE_LENGTH (W25X_Flash_SECBYTE_LENGTH << 4)
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/// 单片机 SPI接口
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#define SPI_FLASH_WP_ENABLE (drv_gpio_clrbit(PORTB,4))
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#define SPI_FLASH_DI_HIGH (drv_gpio_setbit(PORTB,3))
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#define SPI_FLASH_DI_LOW (drv_gpio_clrbit(PORTB,3))
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#define SPI_FLASH_CLK_HIGH (drv_gpio_setbit(PORTB,2))
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#define SPI_FLASH_CLK_LOW (drv_gpio_clrbit(PORTB,2))
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#define SPI_FLASH_HOLD_HIGH (drv_gpio_setbit(PORTA,29))
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#define SPI_FLASH_HOLD_LOW (drv_gpio_clrbit(PORTA,29))
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#define SPI_FLASH_CS_DISABLE (drv_gpio_setbit(PORTA,28))
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#define SPI_FLASH_CS_ENABLE (drv_gpio_clrbit(PORTA,28))
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#define SPI_FLASH_DO_READ (drv_gpio_getbit(PORTA,27))
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/// 等待超时时间
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#define SPIT_FLAG_TIMEOUT ((uint32_t)0x1000)
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#define SPIT_LONG_TIMEOUT ((uint32_t)(10*SPIT_FLAG_TIMEOUT))
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/// 信息输出
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#define FLASH_DEBUG_ON 0
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#define FLASH_DEBUG_FUNC_ON 0
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#define FLASH_INFO(fmt,arg...) // term_printf("<<-FLASH-INFO->> "fmt"\n",##arg)
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#define FLASH_ERROR(fmt,arg...) term_printf("<<-FLASH-ERROR->> "fmt"\n",##arg)
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#define FLASH_DEBUG(fmt,arg...) do{\
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if(FLASH_DEBUG_ON)\
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term_printf("<<-FLASH-DEBUG->> [%d]"fmt"\n",__LINE__, ##arg);\
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}while(0)
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#define FLASH_DEBUG_FUNC() do{\
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if(FLASH_DEBUG_FUNC_ON)\
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term_printf("<<-FLASH-FUNC->> Func:%s@Line:%d\n",__func__,__LINE__);\
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}while(0)
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DSTATUS TM_FATFS_FLASH_SPI_disk_initialize(void);
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DSTATUS TM_FATFS_FLASH_SPI_disk_status(void);
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DRESULT TM_FATFS_FLASH_SPI_disk_ioctl(BYTE cmd, char *buff) ;
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DRESULT TM_FATFS_FLASH_SPI_disk_read(BYTE *buff, DWORD sector, UINT count) ;
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DRESULT TM_FATFS_FLASH_SPI_disk_write(BYTE *buff, DWORD sector, UINT count) ;
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int GetGBKCode_from_EXFlash(unsigned char* pBuffer,const unsigned char * c);
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// void SPI_FLASH_SendByte(u_int8_t DataBuffer);
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// void SPI_FLASH_WaitForWriteEnd(void);
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// void SPI_FLASH_WriteEnable(void);
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// u_int8_t SPI_FLASH_ReadByte();
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// void SPI_FLASH_BufferRead(u_int8_t* pBuffer, u_int32_t ReadAddr, u_int32_t NumByteToRead);
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// void SPI_FLASH_BufferWrite(u_int8_t* pBuffer, u_int32_t WriteAddr, u_int16_t NumByteToWrite);
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// u_int32_t SPI_FLASH_ReadID();
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// void SPI_FLASH_PageWrite(u_int8_t* pBuffer, u_int32_t WriteAddr, u_int16_t NumByteToWrite);
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// void SPI_FLASH_SectorErase(u_int32_t SectorAddr);
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// void SPI_Flash_GPIO_Init(void);
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// void SPI_FLASH_BulkErase();
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// __SPI_FLASH_H
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#endif
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