#ifndef __SDIO_SDCARD_H #define __SDIO_SDCARD_H #include "stm32f4xx.h" ////////////////////////////////////////////////////////////////////////////////// //SDIO 驱动代码 //STM32F4工程-库函数版本 //淘宝店铺：http://mcudev.taobao.com //******************************************************************************** ////////////////////////////////////////////////////////////////////////////////// //SDIO相关标志位,拷贝自:stm32f4xx_sdio.h #define SDIO_FLAG_CCRCFAIL ((uint32_t)0x00000001) #define SDIO_FLAG_DCRCFAIL ((uint32_t)0x00000002) #define SDIO_FLAG_CTIMEOUT ((uint32_t)0x00000004) #define SDIO_FLAG_DTIMEOUT ((uint32_t)0x00000008) #define SDIO_FLAG_TXUNDERR ((uint32_t)0x00000010) #define SDIO_FLAG_RXOVERR ((uint32_t)0x00000020) #define SDIO_FLAG_CMDREND ((uint32_t)0x00000040) #define SDIO_FLAG_CMDSENT ((uint32_t)0x00000080) #define SDIO_FLAG_DATAEND ((uint32_t)0x00000100) #define SDIO_FLAG_STBITERR ((uint32_t)0x00000200) #define SDIO_FLAG_DBCKEND ((uint32_t)0x00000400) #define SDIO_FLAG_CMDACT ((uint32_t)0x00000800) #define SDIO_FLAG_TXACT ((uint32_t)0x00001000) #define SDIO_FLAG_RXACT ((uint32_t)0x00002000) #define SDIO_FLAG_TXFIFOHE ((uint32_t)0x00004000) #define SDIO_FLAG_RXFIFOHF ((uint32_t)0x00008000) #define SDIO_FLAG_TXFIFOF ((uint32_t)0x00010000) #define SDIO_FLAG_RXFIFOF ((uint32_t)0x00020000) #define SDIO_FLAG_TXFIFOE ((uint32_t)0x00040000) #define SDIO_FLAG_RXFIFOE ((uint32_t)0x00080000) #define SDIO_FLAG_TXDAVL ((uint32_t)0x00100000) #define SDIO_FLAG_RXDAVL ((uint32_t)0x00200000) #define SDIO_FLAG_SDIOIT ((uint32_t)0x00400000) #define SDIO_FLAG_CEATAEND ((uint32_t)0x00800000) //用户配置区 //SDIO时钟计算公式:SDIO_CK时钟=SDIOCLK/[clkdiv+2];其中,SDIOCLK固定为48Mhz //使用DMA模式的时候,传输速率可以到48Mhz(bypass on时),不过如果你的卡不是高速 //卡,可能也会出错,出错就请降低时钟 #define SDIO_INIT_CLK_DIV 0x76 //SDIO初始化频率，最大400Kh #define SDIO_TRANSFER_CLK_DIV 0x00 //SDIO传输频率,该值太小可能会导致读写文件出错 //////////////////////////////////////////////////////////////////////////////////////////////////// //SDIO工作模式定义,通过SD_SetDeviceMode函数设置. #define SD_POLLING_MODE 0 //查询模式,该模式下,如果读写有问题,建议增大SDIO_TRANSFER_CLK_DIV的设置. #define SD_DMA_MODE 1 //DMA模式,该模式下,如果读写有问题,建议增大SDIO_TRANSFER_CLK_DIV的设置. //SDIO 各种错误枚举定义 typedef enum { //特殊错误定义 SD_CMD_CRC_FAIL = (1), /*!< Command response received (but CRC check failed) */ SD_DATA_CRC_FAIL = (2), /*!< Data bock sent/received (CRC check Failed) */ SD_CMD_RSP_TIMEOUT = (3), /*!< Command response timeout */ SD_DATA_TIMEOUT = (4), /*!< Data time out */ SD_TX_UNDERRUN = (5), /*!< Transmit FIFO under-run */ SD_RX_OVERRUN = (6), /*!< Receive FIFO over-run */ SD_START_BIT_ERR = (7), /*!< Start bit not detected on all data signals in widE bus mode */ SD_CMD_OUT_OF_RANGE = (8), /*!< CMD's argument was out of range.*/ SD_ADDR_MISALIGNED = (9), /*!< Misaligned address */ SD_BLOCK_LEN_ERR = (10), /*!< Transferred block length is not allowed for the card or the number of transferred bytes does not match the block length */ SD_ERASE_SEQ_ERR = (11), /*!< An error in the sequence of erase command occurs.*/ SD_BAD_ERASE_PARAM = (12), /*!< An Invalid selection for erase groups */ SD_WRITE_PROT_VIOLATION = (13), /*!< Attempt to program a write protect block */ SD_LOCK_UNLOCK_FAILED = (14), /*!< Sequence or password error has been detected in unlock command or if there was an attempt to access a locked card */ SD_COM_CRC_FAILED = (15), /*!< CRC check of the previous command failed */ SD_ILLEGAL_CMD = (16), /*!< Command is not legal for the card state */ SD_CARD_ECC_FAILED = (17), /*!< Card internal ECC was applied but failed to correct the data */ SD_CC_ERROR = (18), /*!< Internal card controller error */ SD_GENERAL_UNKNOWN_ERROR = (19), /*!< General or Unknown error */ SD_STREAM_READ_UNDERRUN = (20), /*!< The card could not sustain data transfer in stream read operation. */ SD_STREAM_WRITE_OVERRUN = (21), /*!< The card could not sustain data programming in stream mode */ SD_CID_CSD_OVERWRITE = (22), /*!< CID/CSD overwrite error */ SD_WP_ERASE_SKIP = (23), /*!< only partial address space was erased */ SD_CARD_ECC_DISABLED = (24), /*!< Command has been executed without using internal ECC */ SD_ERASE_RESET = (25), /*!< Erase sequence was cleared before executing because an out of erase sequence command was received */ SD_AKE_SEQ_ERROR = (26), /*!< Error in sequence of authentication. */ SD_INVALID_VOLTRANGE = (27), SD_ADDR_OUT_OF_RANGE = (28), SD_SWITCH_ERROR = (29), SD_SDIO_DISABLED = (30), SD_SDIO_FUNCTION_BUSY = (31), SD_SDIO_FUNCTION_FAILED = (32), SD_SDIO_UNKNOWN_FUNCTION = (33), //标准错误定义 SD_INTERNAL_ERROR, SD_NOT_CONFIGURED, SD_REQUEST_PENDING, SD_REQUEST_NOT_APPLICABLE, SD_INVALID_PARAMETER, SD_UNSUPPORTED_FEATURE, SD_UNSUPPORTED_HW, SD_ERROR, SD_OK = 0 } SD_Error; //SD卡CSD寄存器数据 typedef struct { u8 CSDStruct; /*!< CSD structure */ u8 SysSpecVersion; /*!< System specification version */ u8 Reserved1; /*!< Reserved */ u8 TAAC; /*!< Data read access-time 1 */ u8 NSAC; /*!< Data read access-time 2 in CLK cycles */ u8 MaxBusClkFrec; /*!< Max. bus clock frequency */ u16 CardComdClasses; /*!< Card command classes */ u8 RdBlockLen; /*!< Max. read data block length */ u8 PartBlockRead; /*!< Partial blocks for read allowed */ u8 WrBlockMisalign; /*!< Write block misalignment */ u8 RdBlockMisalign; /*!< Read block misalignment */ u8 DSRImpl; /*!< DSR implemented */ u8 Reserved2; /*!< Reserved */ u32 DeviceSize; /*!< Device Size */ u8 MaxRdCurrentVDDMin; /*!< Max. read current @ VDD min */ u8 MaxRdCurrentVDDMax; /*!< Max. read current @ VDD max */ u8 MaxWrCurrentVDDMin; /*!< Max. write current @ VDD min */ u8 MaxWrCurrentVDDMax; /*!< Max. write current @ VDD max */ u8 DeviceSizeMul; /*!< Device size multiplier */ u8 EraseGrSize; /*!< Erase group size */ u8 EraseGrMul; /*!< Erase group size multiplier */ u8 WrProtectGrSize; /*!< Write protect group size */ u8 WrProtectGrEnable; /*!< Write protect group enable */ u8 ManDeflECC; /*!< Manufacturer default ECC */ u8 WrSpeedFact; /*!< Write speed factor */ u8 MaxWrBlockLen; /*!< Max. write data block length */ u8 WriteBlockPaPartial; /*!< Partial blocks for write allowed */ u8 Reserved3; /*!< Reserded */ u8 ContentProtectAppli; /*!< Content protection application */ u8 FileFormatGrouop; /*!< File format group */ u8 CopyFlag; /*!< Copy flag (OTP) */ u8 PermWrProtect; /*!< Permanent write protection */ u8 TempWrProtect; /*!< Temporary write protection */ u8 FileFormat; /*!< File Format */ u8 ECC; /*!< ECC code */ u8 CSD_CRC; /*!< CSD CRC */ u8 Reserved4; /*!< always 1*/ } SD_CSD; //SD卡CID寄存器数据 typedef struct { u8 ManufacturerID; /*!< ManufacturerID */ u16 OEM_AppliID; /*!< OEM/Application ID */ u32 ProdName1; /*!< Product Name part1 */ u8 ProdName2; /*!< Product Name part2*/ u8 ProdRev; /*!< Product Revision */ u32 ProdSN; /*!< Product Serial Number */ u8 Reserved1; /*!< Reserved1 */ u16 ManufactDate; /*!< Manufacturing Date */ u8 CID_CRC; /*!< CID CRC */ u8 Reserved2; /*!< always 1 */ } SD_CID; //SD卡状态 typedef enum { SD_CARD_READY = ((uint32_t)0x00000001), SD_CARD_IDENTIFICATION = ((uint32_t)0x00000002), SD_CARD_STANDBY = ((uint32_t)0x00000003), SD_CARD_TRANSFER = ((uint32_t)0x00000004), SD_CARD_SENDING = ((uint32_t)0x00000005), SD_CARD_RECEIVING = ((uint32_t)0x00000006), SD_CARD_PROGRAMMING = ((uint32_t)0x00000007), SD_CARD_DISCONNECTED = ((uint32_t)0x00000008), SD_CARD_ERROR = ((uint32_t)0x000000FF) }SDCardState; //SD卡信息,包括CSD,CID等数据 typedef struct { SD_CSD SD_csd; SD_CID SD_cid; long long CardCapacity; //SD卡容量,单位:字节,最大支持2^64字节大小的卡. u32 CardBlockSize; //SD卡块大小 u16 RCA; //卡相对地址 u8 CardType; //卡类型 } SD_CardInfo; extern SD_CardInfo SDCardInfo;//SD卡信息 //////////////////////////////////////////////////////////////////////////////////////////////////// //SDIO 指令集 #define SD_CMD_GO_IDLE_STATE ((u8)0) #define SD_CMD_SEND_OP_COND ((u8)1) #define SD_CMD_ALL_SEND_CID ((u8)2) #define SD_CMD_SET_REL_ADDR ((u8)3) /*!< SDIO_SEND_REL_ADDR for SD Card */ #define SD_CMD_SET_DSR ((u8)4) #define SD_CMD_SDIO_SEN_OP_COND ((u8)5) #define SD_CMD_HS_SWITCH ((u8)6) #define SD_CMD_SEL_DESEL_CARD ((u8)7) #define SD_CMD_HS_SEND_EXT_CSD ((u8)8) #define SD_CMD_SEND_CSD ((u8)9) #define SD_CMD_SEND_CID ((u8)10) #define SD_CMD_READ_DAT_UNTIL_STOP ((u8)11) /*!< SD Card doesn't support it */ #define SD_CMD_STOP_TRANSMISSION ((u8)12) #define SD_CMD_SEND_STATUS ((u8)13) #define SD_CMD_HS_BUSTEST_READ ((u8)14) #define SD_CMD_GO_INACTIVE_STATE ((u8)15) #define SD_CMD_SET_BLOCKLEN ((u8)16) #define SD_CMD_READ_SINGLE_BLOCK ((u8)17) #define SD_CMD_READ_MULT_BLOCK ((u8)18) #define SD_CMD_HS_BUSTEST_WRITE ((u8)19) #define SD_CMD_WRITE_DAT_UNTIL_STOP ((u8)20) #define SD_CMD_SET_BLOCK_COUNT ((u8)23) #define SD_CMD_WRITE_SINGLE_BLOCK ((u8)24) #define SD_CMD_WRITE_MULT_BLOCK ((u8)25) #define SD_CMD_PROG_CID ((u8)26) #define SD_CMD_PROG_CSD ((u8)27) #define SD_CMD_SET_WRITE_PROT ((u8)28) #define SD_CMD_CLR_WRITE_PROT ((u8)29) #define SD_CMD_SEND_WRITE_PROT ((u8)30) #define SD_CMD_SD_ERASE_GRP_START ((u8)32) /*!< To set the address of the first write block to be erased. (For SD card only) */ #define SD_CMD_SD_ERASE_GRP_END ((u8)33) /*!< To set the address of the last write block of the continuous range to be erased. (For SD card only) */ #define SD_CMD_ERASE_GRP_START ((u8)35) /*!< To set the address of the first write block to be erased. (For MMC card only spec 3.31) */ #define SD_CMD_ERASE_GRP_END ((u8)36) /*!< To set the address of the last write block of the continuous range to be erased. (For MMC card only spec 3.31) */ #define SD_CMD_ERASE ((u8)38) #define SD_CMD_FAST_IO ((u8)39) /*!< SD Card doesn't support it */ #define SD_CMD_GO_IRQ_STATE ((u8)40) /*!< SD Card doesn't support it */ #define SD_CMD_LOCK_UNLOCK ((u8)42) #define SD_CMD_APP_CMD ((u8)55) #define SD_CMD_GEN_CMD ((u8)56) #define SD_CMD_NO_CMD ((u8)64) /** * @brief Following commands are SD Card Specific commands. * SDIO_APP_CMD ：CMD55 should be sent before sending these commands. */ #define SD_CMD_APP_SD_SET_BUSWIDTH ((u8)6) /*!< For SD Card only */ #define SD_CMD_SD_APP_STAUS ((u8)13) /*!< For SD Card only */ #define SD_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS ((u8)22) /*!< For SD Card only */ #define SD_CMD_SD_APP_OP_COND ((u8)41) /*!< For SD Card only */ #define SD_CMD_SD_APP_SET_CLR_CARD_DETECT ((u8)42) /*!< For SD Card only */ #define SD_CMD_SD_APP_SEND_SCR ((u8)51) /*!< For SD Card only */ #define SD_CMD_SDIO_RW_DIRECT ((u8)52) /*!< For SD I/O Card only */ #define SD_CMD_SDIO_RW_EXTENDED ((u8)53) /*!< For SD I/O Card only */ /** * @brief Following commands are SD Card Specific security commands. * SDIO_APP_CMD should be sent before sending these commands. */ #define SD_CMD_SD_APP_GET_MKB ((u8)43) /*!< For SD Card only */ #define SD_CMD_SD_APP_GET_MID ((u8)44) /*!< For SD Card only */ #define SD_CMD_SD_APP_SET_CER_RN1 ((u8)45) /*!< For SD Card only */ #define SD_CMD_SD_APP_GET_CER_RN2 ((u8)46) /*!< For SD Card only */ #define SD_CMD_SD_APP_SET_CER_RES2 ((u8)47) /*!< For SD Card only */ #define SD_CMD_SD_APP_GET_CER_RES1 ((u8)48) /*!< For SD Card only */ #define SD_CMD_SD_APP_SECURE_READ_MULTIPLE_BLOCK ((u8)18) /*!< For SD Card only */ #define SD_CMD_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK ((u8)25) /*!< For SD Card only */ #define SD_CMD_SD_APP_SECURE_ERASE ((u8)38) /*!< For SD Card only */ #define SD_CMD_SD_APP_CHANGE_SECURE_AREA ((u8)49) /*!< For SD Card only */ #define SD_CMD_SD_APP_SECURE_WRITE_MKB ((u8)48) /*!< For SD Card only */ //支持的SD卡定义 #define SDIO_STD_CAPACITY_SD_CARD_V1_1 ((u32)0x00000000) #define SDIO_STD_CAPACITY_SD_CARD_V2_0 ((u32)0x00000001) #define SDIO_HIGH_CAPACITY_SD_CARD ((u32)0x00000002) #define SDIO_MULTIMEDIA_CARD ((u32)0x00000003) #define SDIO_SECURE_DIGITAL_IO_CARD ((u32)0x00000004) #define SDIO_HIGH_SPEED_MULTIMEDIA_CARD ((u32)0x00000005) #define SDIO_SECURE_DIGITAL_IO_COMBO_CARD ((u32)0x00000006) #define SDIO_HIGH_CAPACITY_MMC_CARD ((u32)0x00000007) //SDIO相关参数定义 #define NULL 0 #define SDIO_STATIC_FLAGS ((u32)0x000005FF) #define SDIO_CMD0TIMEOUT ((u32)0x00010000) #define SDIO_DATATIMEOUT ((u32)0xFFFFFFFF) #define SDIO_FIFO_Address ((u32)0x40018080) //Mask for errors Card Status R1 (OCR Register) #define SD_OCR_ADDR_OUT_OF_RANGE ((u32)0x80000000) #define SD_OCR_ADDR_MISALIGNED ((u32)0x40000000) #define SD_OCR_BLOCK_LEN_ERR ((u32)0x20000000) #define SD_OCR_ERASE_SEQ_ERR ((u32)0x10000000) #define SD_OCR_BAD_ERASE_PARAM ((u32)0x08000000) #define SD_OCR_WRITE_PROT_VIOLATION ((u32)0x04000000) #define SD_OCR_LOCK_UNLOCK_FAILED ((u32)0x01000000) #define SD_OCR_COM_CRC_FAILED ((u32)0x00800000) #define SD_OCR_ILLEGAL_CMD ((u32)0x00400000) #define SD_OCR_CARD_ECC_FAILED ((u32)0x00200000) #define SD_OCR_CC_ERROR ((u32)0x00100000) #define SD_OCR_GENERAL_UNKNOWN_ERROR ((u32)0x00080000) #define SD_OCR_STREAM_READ_UNDERRUN ((u32)0x00040000) #define SD_OCR_STREAM_WRITE_OVERRUN ((u32)0x00020000) #define SD_OCR_CID_CSD_OVERWRIETE ((u32)0x00010000) #define SD_OCR_WP_ERASE_SKIP ((u32)0x00008000) #define SD_OCR_CARD_ECC_DISABLED ((u32)0x00004000) #define SD_OCR_ERASE_RESET ((u32)0x00002000) #define SD_OCR_AKE_SEQ_ERROR ((u32)0x00000008) #define SD_OCR_ERRORBITS ((u32)0xFDFFE008) //Masks for R6 Response #define SD_R6_GENERAL_UNKNOWN_ERROR ((u32)0x00002000) #define SD_R6_ILLEGAL_CMD ((u32)0x00004000) #define SD_R6_COM_CRC_FAILED ((u32)0x00008000) #define SD_VOLTAGE_WINDOW_SD ((u32)0x80100000) #define SD_HIGH_CAPACITY ((u32)0x40000000) #define SD_STD_CAPACITY ((u32)0x00000000) #define SD_CHECK_PATTERN ((u32)0x000001AA) #define SD_VOLTAGE_WINDOW_MMC ((u32)0x80FF8000) #define SD_MAX_VOLT_TRIAL ((u32)0x0000FFFF) #define SD_ALLZERO ((u32)0x00000000) #define SD_WIDE_BUS_SUPPORT ((u32)0x00040000) #define SD_SINGLE_BUS_SUPPORT ((u32)0x00010000) #define SD_CARD_LOCKED ((u32)0x02000000) #define SD_CARD_PROGRAMMING ((u32)0x00000007) #define SD_CARD_RECEIVING ((u32)0x00000006) #define SD_DATATIMEOUT ((u32)0xFFFFFFFF) #define SD_0TO7BITS ((u32)0x000000FF) #define SD_8TO15BITS ((u32)0x0000FF00) #define SD_16TO23BITS ((u32)0x00FF0000) #define SD_24TO31BITS ((u32)0xFF000000) #define SD_MAX_DATA_LENGTH ((u32)0x01FFFFFF) #define SD_HALFFIFO ((u32)0x00000008) #define SD_HALFFIFOBYTES ((u32)0x00000020) //Command Class Supported #define SD_CCCC_LOCK_UNLOCK ((u32)0x00000080) #define SD_CCCC_WRITE_PROT ((u32)0x00000040) #define SD_CCCC_ERASE ((u32)0x00000020) //CMD8指令 #define SDIO_SEND_IF_COND ((u32)0x00000008) //////////////////////////////////////////////////////////////////////////////////////////////////// //相关函数定义 SD_Error SD_Init(void); void SDIO_Clock_Set(u8 clkdiv); SD_Error SD_PowerON(void); SD_Error SD_PowerOFF(void); SD_Error SD_InitializeCards(void); SD_Error SD_GetCardInfo(SD_CardInfo *cardinfo); SD_Error SD_EnableWideBusOperation(u32 wmode); SD_Error SD_SetDeviceMode(u32 mode); SD_Error SD_SelectDeselect(u32 addr); SD_Error SD_SendStatus(uint32_t *pcardstatus); SDCardState SD_GetState(void); SD_Error SD_ReadBlock(u8 *buf,long long addr,u16 blksize); SD_Error SD_ReadMultiBlocks(u8 *buf,long long addr,u16 blksize,u32 nblks); SD_Error SD_WriteBlock(u8 *buf,long long addr, u16 blksize); SD_Error SD_WriteMultiBlocks(u8 *buf,long long addr,u16 blksize,u32 nblks); SD_Error SD_ProcessIRQSrc(void); void SD_DMA_Config(u32*mbuf,u32 bufsize,u32 dir); //void SD_DMA_Config(u32*mbuf,u32 bufsize,u8 dir); u8 SD_ReadDisk(u8*buf,u32 sector,u8 cnt); //读SD卡,fatfs/usb调用 u8 SD_WriteDisk(u8*buf,u32 sector,u8 cnt); //写SD卡,fatfs/usb调用 #endif