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