140 lines
6.3 KiB
C
140 lines
6.3 KiB
C
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#ifndef __SWM320_SDIO_H__
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#define __SWM320_SDIO_H__
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#define SD_CMD_GO_IDLE_STATE ((uint8_t)0)
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#define SD_CMD_SEND_OP_COND ((uint8_t)1)
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#define SD_CMD_ALL_SEND_CID ((uint8_t)2)
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#define SD_CMD_SET_REL_ADDR ((uint8_t)3)
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#define SD_CMD_SET_DSR ((uint8_t)4)
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#define SD_CMD_HS_SWITCH ((uint8_t)6)
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#define SD_CMD_SEL_DESEL_CARD ((uint8_t)7)
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#define SD_CMD_SEND_IF_COND ((uint8_t)8)
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#define SD_CMD_SEND_CSD ((uint8_t)9)
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#define SD_CMD_SEND_CID ((uint8_t)10)
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#define SD_CMD_STOP_TRANSMISSION ((uint8_t)12)
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#define SD_CMD_SEND_STATUS ((uint8_t)13)
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#define SD_CMD_SET_BLOCKLEN ((uint8_t)16)
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#define SD_CMD_READ_SINGLE_BLOCK ((uint8_t)17)
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#define SD_CMD_READ_MULT_BLOCK ((uint8_t)18)
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#define SD_CMD_WRITE_SINGLE_BLOCK ((uint8_t)24)
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#define SD_CMD_WRITE_MULT_BLOCK ((uint8_t)25)
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#define SD_CMD_PROG_CID ((uint8_t)26)
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#define SD_CMD_PROG_CSD ((uint8_t)27)
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#define SD_CMD_APP_CMD ((uint8_t)55)
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/*Following commands are SD Card Specific commands.
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SDIO_APP_CMD should be sent before sending these commands. */
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#define SD_CMD_APP_SD_SET_BUSWIDTH ((uint8_t)6)
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#define SD_CMD_SD_APP_STAUS ((uint8_t)13)
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#define SD_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS ((uint8_t)22)
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#define SD_CMD_SD_APP_OP_COND ((uint8_t)41)
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#define SD_CMD_SD_APP_SET_CLR_CARD_DETECT ((uint8_t)42)
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#define SD_CMD_SD_APP_SEND_SCR ((uint8_t)51)
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#define SD_CMD_SDIO_RW_DIRECT ((uint8_t)52)
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#define SD_CMD_SDIO_RW_EXTENDED ((uint8_t)53)
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#define SD_RESP_NO 0 //0 <20><><EFBFBD><EFBFBD>Ӧ
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#define SD_RESP_32b 2 //2 32λ<32><CEBB>Ӧ
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#define SD_RESP_128b 1 //1 128λ<38><CEBB>Ӧ
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#define SD_RESP_32b_busy 3 //3 32λ<32><CEBB>Ӧ<EFBFBD><D3A6>check Busy after response
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#define SD_CLK_400KHz 0
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#define SD_CLK_20MHz 1
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#define SD_BUSWIDTH_1b 0
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#define SD_BUSWIDTH_4b 2
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#define SD_RES_OK 0
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#define SD_RES_ERR 1
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typedef struct
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{
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__IO uint8_t CSDStruct; // CSD structure
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__IO uint8_t SysSpecVersion; // System specification version
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__IO uint8_t Reserved1; // Reserved
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__IO uint8_t TAAC; // Data read access-time 1
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__IO uint8_t NSAC; // Data read access-time 2 in CLK cycles
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__IO uint8_t MaxBusClkFrec; // Max. bus clock frequency
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__IO uint16_t CardComdClasses; //< Card command classes
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__IO uint8_t RdBlockLen; // Max. read data block length
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__IO uint8_t PartBlockRead; // Partial blocks for read allowed
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__IO uint8_t WrBlockMisalign; // Write block misalignment
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__IO uint8_t RdBlockMisalign; // Read block misalignment
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__IO uint8_t DSRImpl; // DSR implemented
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__IO uint8_t Reserved2; // Reserved
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__IO uint32_t DeviceSize; // Device Size
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__IO uint8_t MaxRdCurrentVDDMin; // Max. read current @ VDD min
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__IO uint8_t MaxRdCurrentVDDMax; // Max. read current @ VDD max
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__IO uint8_t MaxWrCurrentVDDMin; // Max. write current @ VDD min
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__IO uint8_t MaxWrCurrentVDDMax; // Max. write current @ VDD max
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__IO uint8_t DeviceSizeMul; // Device size multiplier
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__IO uint8_t EraseGrSize; // Erase group size
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__IO uint8_t EraseGrMul; // Erase group size multiplier
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__IO uint8_t WrProtectGrSize; // Write protect group size
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__IO uint8_t WrProtectGrEnable; // Write protect group enable
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__IO uint8_t ManDeflECC; // Manufacturer default ECC
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__IO uint8_t WrSpeedFact; // Write speed factor
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__IO uint8_t MaxWrBlockLen; // Max. write data block length
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__IO uint8_t WriteBlockPaPartial; // Partial blocks for write allowed
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__IO uint8_t Reserved3; // Reserded
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__IO uint8_t ContentProtectAppli; // Content protection application
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__IO uint8_t FileFormatGrouop; // File format group
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__IO uint8_t CopyFlag; // Copy flag (OTP)
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__IO uint8_t PermWrProtect; // Permanent write protection
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__IO uint8_t TempWrProtect; // Temporary write protection
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__IO uint8_t FileFormat; // File Format
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__IO uint8_t ECC; // ECC code
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} SD_CSD;
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typedef struct
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{
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__IO uint8_t ManufacturerID; // ManufacturerID
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__IO uint16_t OEM_AppliID; // OEM/Application ID
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__IO uint32_t ProdName1; // Product Name part1
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__IO uint8_t ProdName2; // Product Name part2
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__IO uint8_t ProdRev; // Product Revision
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__IO uint32_t ProdSN; // Product Serial Number
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__IO uint8_t Reserved1; // Reserved1
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__IO uint16_t ManufactDate; // Manufacturing Date
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} SD_CID;
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#define SDIO_STD_CAPACITY_SD_CARD_V1_1 ((uint32_t)0x00000000)
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#define SDIO_STD_CAPACITY_SD_CARD_V2_0 ((uint32_t)0x00000001)
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#define SDIO_HIGH_CAPACITY_SD_CARD ((uint32_t)0x00000002)
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#define SDIO_MULTIMEDIA_CARD ((uint32_t)0x00000003)
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#define SDIO_SECURE_DIGITAL_IO_CARD ((uint32_t)0x00000004)
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#define SDIO_HIGH_SPEED_MULTIMEDIA_CARD ((uint32_t)0x00000005)
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#define SDIO_SECURE_DIGITAL_IO_COMBO_CARD ((uint32_t)0x00000006)
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#define SDIO_HIGH_CAPACITY_MMC_CARD ((uint32_t)0x00000007)
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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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uint64_t CardCapacity; // Card Capacity
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uint32_t CardBlockSize; // Card Block Size
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uint16_t RCA;
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uint8_t CardType;
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} SD_CardInfo;
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extern SD_CardInfo SD_cardInfo;
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uint32_t SDIO_Init(void);
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void SDIO_BlockWrite(uint32_t block_addr, uint32_t buff[]);
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void SDIO_BlockRead(uint32_t block_addr, uint32_t buff[]);
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void SDIO_SendCmd(uint32_t cmd, uint32_t arg, uint32_t resp_type, uint32_t *resp_data, uint32_t have_data, uint32_t data_read);
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void parseCID(uint32_t CID_Tab[4]);
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void parseCSD(uint32_t CID_Tab[4]);
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uint32_t calcSDCLKDiv(uint32_t freq_sel);
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#endif //__SWM320_SDIO_H__
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