emmc_card.h File Reference

#include <stdbool.h>
#include <stdint.h>

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Classes
struct	emmc_card_info_t

Macros
#define	EMMC_CARD_MID_KIOXIA   0x11U /* CID MID */
#define	EMMC_CARD_PNM   "004GA1" /* CID PNM */
#define	EMMC_CARD_SEC_COUNT   0x00760000UL /* 3,959,422,976 B */
#define	EMMC_CARD_EXT_CSD_REV_MIN   7U /* eMMC 5.0 */
#define	EMMC_EXT_CSD_CACHE_CTRL   33U
#define	EMMC_EXT_CSD_RST_N_FUNCTION   162U
#define	EMMC_EXT_CSD_WR_REL_SET   167U
#define	EMMC_EXT_CSD_BUS_WIDTH   183U
#define	EMMC_EXT_CSD_HS_TIMING   185U
#define	EMMC_EXT_CSD_REV   192U
#define	EMMC_EXT_CSD_DEVICE_TYPE   196U
#define	EMMC_EXT_CSD_SEC_COUNT   212U /* 4 bytes, little-endian */
#define	EMMC_EXT_CSD_PRE_EOL_INFO   267U
#define	EMMC_EXT_CSD_LIFE_TIME_A   268U
#define	EMMC_EXT_CSD_LIFE_TIME_B   269U

Enumerations
enum	emmc_card_issue_t {   EMMC_CARD_OK = 0 , EMMC_CARD_WRONG_MAKER = 1U << 0 , EMMC_CARD_WRONG_PART = 1U << 1 , EMMC_CARD_WRONG_SIZE = 1U << 2 ,   EMMC_CARD_OLD_REVISION = 1U << 3 , EMMC_CARD_WEAR_WARNING = 1U << 4 , EMMC_CARD_NO_RELIABLE_WRITE = 1U << 5 , EMMC_CARD_CACHE_ON = 1U << 6 }

Functions
void	emmc_card_parse (const uint32_t cid[4], const uint8_t ext_csd[512], emmc_card_info_t *out)
uint32_t	emmc_card_check (const emmc_card_info_t *info)

Macro Definition Documentation

EMMC_CARD_EXT_CSD_REV_MIN

#define EMMC_CARD_EXT_CSD_REV_MIN   7U /* eMMC 5.0 */

Definition at line 21 of file emmc_card.h.

Referenced by emmc_card_check().

EMMC_CARD_MID_KIOXIA

#define EMMC_CARD_MID_KIOXIA   0x11U /* CID MID */

Definition at line 18 of file emmc_card.h.

Referenced by emmc_card_check().

EMMC_CARD_PNM

#define EMMC_CARD_PNM   "004GA1" /* CID PNM */

Definition at line 19 of file emmc_card.h.

Referenced by emmc_card_check().

EMMC_CARD_SEC_COUNT

#define EMMC_CARD_SEC_COUNT   0x00760000UL /* 3,959,422,976 B */

Definition at line 20 of file emmc_card.h.

Referenced by emmc_card_check().

EMMC_EXT_CSD_BUS_WIDTH

#define EMMC_EXT_CSD_BUS_WIDTH   183U

Definition at line 27 of file emmc_card.h.

EMMC_EXT_CSD_CACHE_CTRL

#define EMMC_EXT_CSD_CACHE_CTRL   33U

Definition at line 24 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

EMMC_EXT_CSD_DEVICE_TYPE

#define EMMC_EXT_CSD_DEVICE_TYPE   196U

Definition at line 30 of file emmc_card.h.

Referenced by datasheet_ext_csd(), and emmc_card_parse().

EMMC_EXT_CSD_HS_TIMING

#define EMMC_EXT_CSD_HS_TIMING   185U

Definition at line 28 of file emmc_card.h.

EMMC_EXT_CSD_LIFE_TIME_A

#define EMMC_EXT_CSD_LIFE_TIME_A   268U

Definition at line 33 of file emmc_card.h.

Referenced by datasheet_ext_csd(), and emmc_card_parse().

EMMC_EXT_CSD_LIFE_TIME_B

#define EMMC_EXT_CSD_LIFE_TIME_B   269U

Definition at line 34 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

EMMC_EXT_CSD_PRE_EOL_INFO

#define EMMC_EXT_CSD_PRE_EOL_INFO   267U

Definition at line 32 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

EMMC_EXT_CSD_REV

#define EMMC_EXT_CSD_REV   192U

Definition at line 29 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

EMMC_EXT_CSD_RST_N_FUNCTION

#define EMMC_EXT_CSD_RST_N_FUNCTION   162U

Definition at line 25 of file emmc_card.h.

Referenced by datasheet_ext_csd(), and emmc_card_parse().

EMMC_EXT_CSD_SEC_COUNT

#define EMMC_EXT_CSD_SEC_COUNT   212U /* 4 bytes, little-endian */

Definition at line 31 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

EMMC_EXT_CSD_WR_REL_SET

#define EMMC_EXT_CSD_WR_REL_SET   167U

Definition at line 26 of file emmc_card.h.

Referenced by datasheet_ext_csd(), emmc_card_parse(), and test_each_issue().

Enumeration Type Documentation

emmc_card_issue_t

enum emmc_card_issue_t

Enumerator
EMMC_CARD_OK
EMMC_CARD_WRONG_MAKER
EMMC_CARD_WRONG_PART
EMMC_CARD_WRONG_SIZE
EMMC_CARD_OLD_REVISION
EMMC_CARD_WEAR_WARNING
EMMC_CARD_NO_RELIABLE_WRITE
EMMC_CARD_CACHE_ON

Definition at line 53 of file emmc_card.h.

Function Documentation

emmc_card_check()

uint32_t emmc_card_check

(

const emmc_card_info_t *

info

)

Definition at line 34 of file emmc_card.c.

References EMMC_CARD_CACHE_ON, EMMC_CARD_EXT_CSD_REV_MIN, EMMC_CARD_MID_KIOXIA, EMMC_CARD_NO_RELIABLE_WRITE, EMMC_CARD_OK, EMMC_CARD_OLD_REVISION, EMMC_CARD_PNM, EMMC_CARD_SEC_COUNT, EMMC_CARD_WEAR_WARNING, EMMC_CARD_WRONG_MAKER, EMMC_CARD_WRONG_PART, EMMC_CARD_WRONG_SIZE, and info.

Referenced by port_start(), test_datasheet_part(), and test_each_issue().

emmc_card_parse()

void emmc_card_parse	(	const uint32_t	cid[4],
		const uint8_t	ext_csd[512],
		emmc_card_info_t *	out )

Definition at line 5 of file emmc_card.c.

References EMMC_EXT_CSD_CACHE_CTRL, EMMC_EXT_CSD_DEVICE_TYPE, EMMC_EXT_CSD_LIFE_TIME_A, EMMC_EXT_CSD_LIFE_TIME_B, EMMC_EXT_CSD_PRE_EOL_INFO, EMMC_EXT_CSD_REV, EMMC_EXT_CSD_RST_N_FUNCTION, EMMC_EXT_CSD_SEC_COUNT, and EMMC_EXT_CSD_WR_REL_SET.

Referenced by port_start(), test_datasheet_part(), and test_each_issue().