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