mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-26 20:53:07 +00:00
158 lines
No EOL
4.6 KiB
C
158 lines
No EOL
4.6 KiB
C
#pragma once
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
|
|
#define __IO volatile
|
|
|
|
#define SD_TIMEOUT_MS (1000)
|
|
#define SD_BLOCK_SIZE 512
|
|
|
|
typedef enum {
|
|
SdSpiStatusOK,
|
|
SdSpiStatusError,
|
|
SdSpiStatusTimeout,
|
|
} SdSpiStatus;
|
|
|
|
/**
|
|
* @brief Card Specific Data: CSD Register
|
|
*/
|
|
typedef struct {
|
|
/* Header part */
|
|
uint8_t CSDStruct : 2; /* CSD structure */
|
|
uint8_t Reserved1 : 6; /* Reserved */
|
|
uint8_t TAAC : 8; /* Data read access-time 1 */
|
|
uint8_t NSAC : 8; /* Data read access-time 2 in CLK cycles */
|
|
uint8_t MaxBusClkFrec : 8; /* Max. bus clock frequency */
|
|
uint16_t CardComdClasses : 12; /* Card command classes */
|
|
uint8_t RdBlockLen : 4; /* Max. read data block length */
|
|
uint8_t PartBlockRead : 1; /* Partial blocks for read allowed */
|
|
uint8_t WrBlockMisalign : 1; /* Write block misalignment */
|
|
uint8_t RdBlockMisalign : 1; /* Read block misalignment */
|
|
uint8_t DSRImpl : 1; /* DSR implemented */
|
|
|
|
/* v1 or v2 struct */
|
|
union csd_version {
|
|
struct {
|
|
uint8_t Reserved1 : 2; /* Reserved */
|
|
uint16_t DeviceSize : 12; /* Device Size */
|
|
uint8_t MaxRdCurrentVDDMin : 3; /* Max. read current @ VDD min */
|
|
uint8_t MaxRdCurrentVDDMax : 3; /* Max. read current @ VDD max */
|
|
uint8_t MaxWrCurrentVDDMin : 3; /* Max. write current @ VDD min */
|
|
uint8_t MaxWrCurrentVDDMax : 3; /* Max. write current @ VDD max */
|
|
uint8_t DeviceSizeMul : 3; /* Device size multiplier */
|
|
} v1;
|
|
struct {
|
|
uint8_t Reserved1 : 6; /* Reserved */
|
|
uint32_t DeviceSize : 22; /* Device Size */
|
|
uint8_t Reserved2 : 1; /* Reserved */
|
|
} v2;
|
|
} version;
|
|
|
|
uint8_t EraseSingleBlockEnable : 1; /* Erase single block enable */
|
|
uint8_t EraseSectorSize : 7; /* Erase group size multiplier */
|
|
uint8_t WrProtectGrSize : 7; /* Write protect group size */
|
|
uint8_t WrProtectGrEnable : 1; /* Write protect group enable */
|
|
uint8_t Reserved2 : 2; /* Reserved */
|
|
uint8_t WrSpeedFact : 3; /* Write speed factor */
|
|
uint8_t MaxWrBlockLen : 4; /* Max. write data block length */
|
|
uint8_t WriteBlockPartial : 1; /* Partial blocks for write allowed */
|
|
uint8_t Reserved3 : 5; /* Reserved */
|
|
uint8_t FileFormatGrouop : 1; /* File format group */
|
|
uint8_t CopyFlag : 1; /* Copy flag (OTP) */
|
|
uint8_t PermWrProtect : 1; /* Permanent write protection */
|
|
uint8_t TempWrProtect : 1; /* Temporary write protection */
|
|
uint8_t FileFormat : 2; /* File Format */
|
|
uint8_t Reserved4 : 2; /* Reserved */
|
|
uint8_t crc : 7; /* Reserved */
|
|
uint8_t Reserved5 : 1; /* always 1*/
|
|
|
|
} SD_CSD;
|
|
|
|
/**
|
|
* @brief Card Identification Data: CID Register
|
|
*/
|
|
typedef struct {
|
|
uint8_t ManufacturerID; /* ManufacturerID */
|
|
char OEM_AppliID[2]; /* OEM/Application ID */
|
|
char ProdName[5]; /* Product Name */
|
|
uint8_t ProdRev; /* Product Revision */
|
|
uint32_t ProdSN; /* Product Serial Number */
|
|
uint8_t Reserved1; /* Reserved1 */
|
|
uint8_t ManufactYear; /* Manufacturing Year */
|
|
uint8_t ManufactMonth; /* Manufacturing Month */
|
|
uint8_t CID_CRC; /* CID CRC */
|
|
uint8_t Reserved2; /* always 1 */
|
|
} SD_CID;
|
|
|
|
/**
|
|
* @brief SD Card information structure
|
|
*/
|
|
typedef struct {
|
|
SD_CSD Csd;
|
|
SD_CID Cid;
|
|
uint64_t CardCapacity; /*!< Card Capacity */
|
|
uint32_t CardBlockSize; /*!< Card Block Size */
|
|
uint32_t LogBlockNbr; /*!< Specifies the Card logical Capacity in blocks */
|
|
uint32_t LogBlockSize; /*!< Specifies logical block size in bytes */
|
|
} SD_CardInfo;
|
|
|
|
/**
|
|
* @brief SD card max mount retry count
|
|
*
|
|
* @return uint8_t
|
|
*/
|
|
uint8_t sd_max_mount_retry_count();
|
|
|
|
/**
|
|
* @brief Init sd card
|
|
*
|
|
* @param power_reset reset card power
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus sd_init(bool power_reset);
|
|
|
|
/**
|
|
* @brief Get card state
|
|
*
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus sd_get_card_state(void);
|
|
|
|
/**
|
|
* @brief Get card info
|
|
*
|
|
* @param card_info
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus sd_get_card_info(SD_CardInfo* card_info);
|
|
|
|
/**
|
|
* @brief Read blocks
|
|
*
|
|
* @param data
|
|
* @param address
|
|
* @param blocks
|
|
* @param timeout_ms
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus sd_read_blocks(uint32_t* data, uint32_t address, uint32_t blocks, uint32_t timeout_ms);
|
|
|
|
/**
|
|
* @brief Write blocks
|
|
*
|
|
* @param data
|
|
* @param address
|
|
* @param blocks
|
|
* @param timeout_ms
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus
|
|
sd_write_blocks(uint32_t* data, uint32_t address, uint32_t blocks, uint32_t timeout_ms);
|
|
|
|
/**
|
|
* @brief Get card CSD register
|
|
*
|
|
* @param Cid
|
|
* @return SdSpiStatus
|
|
*/
|
|
SdSpiStatus sd_get_cid(SD_CID* cid); |