nvmnand_ufs_util.h File Reference

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Macros
#define	UPIU_QUERY_OPCODE_READ_DESC   0x01
	Common functions/definitions used on UFS. More...
#define	UPIU_QUERY_OPCODE_WRITE_DESC   0x02
#define	UPIU_QUERY_OPCODE_READ_ATTR   0x03
#define	UPIU_QUERY_OPCODE_WRITE_ATTR   0x04
#define	UPIU_QUERY_OPCODE_READ_FLAG   0x05
#define	UPIU_QUERY_OPCODE_SET_FLAG   0x06
#define	UPIU_QUERY_OPCODE_CLEAR_FLAG   0x07
#define	UPIU_QUERY_OPCODE_TOGGLE_FLAG   0x08
#define	QUERY_DESC_IDN_DEVICE   0x0
#define	QUERY_DESC_IDN_CONFIGURAION   0x1
#define	QUERY_DESC_IDN_UNIT   0x2
#define	QUERY_DESC_IDN_GEOMETRY   0x7
#define	QUERY_DESC_IDN_DEVICE_HEALTH   0x9
#define	QUERY_FLAG_IDN_BKOPS_EN   0x4
#define	QUERY_FLAG_IDN_PURGE_EN   0x6
#define	QUERY_FLAG_IDN_RFSH_EN   0x7
#define	QUERY_ATTR_IDN_BKOPS_STATUS   0x5
#define	QUERY_ATTR_IDN_PURGE_STATUS   0x6
#define	QUERY_ATTR_IDN_FFU_STATUS   0x14
#define	MNAND_UFS_GEO_DESC_SIZE   0x48
#define	MNAND_UFS_CFG_DESC_SIZE   0x90
#define	MNAND_UFS_DEV_DESC_SIZE   0x40
#define	MNAND_UFS_UNIT_DESC_SIZE   0x23
#define	MNAND_UFS_HEALTH_DESC_SIZE   0x30
#define	SCSI_INQUIRY_CMD_CODE   0x12
#define	SCSI_MODE_SENSE_CMD_CODE   0x5A
#define	SCSI_MODE_SELECT_CMD_CODE   0x55
#define	SCSI_SYNC_CACHE10_CMD_CODE   0x35
#define	SCSI_UNMAP_CMD_CODE   0x42
#define	SCSI_READ_CAPACITY_CMD_CODE   0x25
#define	SCSI_WRITE_BUFFER_CMD_CODE   0x3B
#define	SCSI_INQUIRY_CMD_BLK_LEN   6
#define	SCSI_MODE_SENSE_CMD_BLK_LEN   10
#define	SCSI_MODE_SELECT_CMD_BLK_LEN   10
#define	SCSI_SYNC_CACHE10_CMD_BLK_LEN   10
#define	SCSI_UNMAP_CMD_BLK_LEN   10
#define	SCSI_READ_CAPACITY_CMD_BLK_LEN   16
#define	SCSI_WRITE_BUFFER_CMD_LEN   10
#define	SCSI_STD_INQUIRY_REPLY_LEN   36
#define	UFS_POWER_MODE_POWER_DOWN   3
#define	MAX_CMD_PER_QUERY_COMBO   10
#define	UNMAP_BLOCK_COUNT_MAX   0xFFFFFFFF
#define	PURGE_STATUS_INPROGRESS   1
#define	PURGE_STATUS_COMPLETED   3
#define	SCSI_MODE_FFU_VAL   0xE
#define	MNAND_UFS_FW_DEVICE_OFFSET   (32U)
	Offset to the FW as returned by UFS. More...
#define	MNAND_UFS_PRN_DEVICE_OFFSET   (16U)
	Offset to the PRN as returned by UFS. More...
#define	MNAND_UFS_FFU_SUPPORT_DEVICE_OFFSET   (0x1FU)
	Offset to the FFU support as returned by UFS. More...

Functions
MNAND_STATUS	mnand_ufs_send_combo_query_command (int fd, mnand_ufs_query_req *query_buf, uint8_t num_cmds, uint8_t need_cq_empty, uint8_t ret_on_err)
	Send UFS combo query request. More...
MNAND_STATUS	mnand_ufs_query_desc_read (int fd, uint8_t idn, uint8_t index, uint8_t sel, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Descriptor Read Request. More...
MNAND_STATUS	mnand_ufs_query_desc_write (int fd, uint8_t idn, uint8_t index, uint8_t sel, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Descriptor Write Request. More...
MNAND_STATUS	mnand_ufs_query_device_desc_read (int fd, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Device Descriptor Read. More...
MNAND_STATUS	mnand_ufs_query_config_desc_read (int fd, uint8_t index, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Config Descriptor Read. More...
MNAND_STATUS	mnand_ufs_query_config_desc_write (int fd, uint8_t index, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Config Descriptor Write. More...
MNAND_STATUS	mnand_ufs_query_geo_desc_read (int fd, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Geometry Descriptor Read. More...
MNAND_STATUS	mnand_ufs_query_unit_desc_read (int fd, uint8_t index, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Unit Descriptor Read. More...
MNAND_STATUS	mnand_ufs_query_health_desc_read (int fd, uint8_t index, uint8_t *buffer, uint32_t *buf_size)
	Send UFS Query - Health Descriptor Read. More...
MNAND_STATUS	mnand_ufs_query_attr_read (int fd, uint8_t idn, uint8_t index, uint8_t sel, uint32_t *attr)
	Send UFS Query - Attribute Read Request. More...
MNAND_STATUS	mnand_ufs_query_attr_write (int fd, uint8_t idn, uint8_t index, uint8_t sel, uint32_t *attr)
	Send UFS Query - Attribute Write Request. More...
MNAND_STATUS	mnand_ufs_query_flag_read (int fd, uint8_t idn, uint8_t index, uint8_t sel, uint8_t *flag)
	Send UFS Query - Attribute Read Request. More...
MNAND_STATUS	mnand_ufs_query_flag_set (int fd, uint8_t idn, uint8_t index, uint8_t sel)
	Send UFS Query - Set Flag Request. More...
MNAND_STATUS	mnand_ufs_query_flag_clear (int fd, uint8_t idn, uint8_t index, uint8_t sel)
	Send UFS Query - Clear Flag Request. More...
MNAND_STATUS	mnand_ufs_query_flag_toggle (int fd, uint8_t idn, uint8_t index, uint8_t sel)
	Send UFS Query - Toggle Flag Request. More...
MNAND_STATUS	mnand_ufs_scsi_inquiry (int fd, int8_t evpd, uint8_t page_code, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Inquiry Request. More...
MNAND_STATUS	mnand_ufs_scsi_mode_sense (int fd, uint8_t page_code, uint8_t sub_page_code, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Mode Sense Request. More...
MNAND_STATUS	mnand_ufs_scsi_mode_select (int fd, int8_t save_pages, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Mode Select Request. More...
MNAND_STATUS	mnand_ufs_scsi_sync_cache (int fd)
	Send SCSI Sync Cache Request. More...
MNAND_STATUS	mnand_ufs_unmap (int fd, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Mode Select Request. More...
MNAND_STATUS	mnand_ufs_read_capacity (int fd, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Read Capacity Request. More...
MNAND_STATUS	mnand_ufs_set_power_mode (int fd, uint32_t power_mode)
	Set UFS power mode. More...
MNAND_STATUS	mnand_ufs_scsi_read_buffer (int fd, uint8_t *cmd_blk, uint32_t cmd_blk_len, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Read Buffer. More...
MNAND_STATUS	mnand_ufs_scsi_write_buffer (int fd, uint8_t *cmd_blk, uint32_t cmd_blk_len, uint8_t *buffer, uint32_t *buf_size)
	Send SCSI Write Buffer. More...
MNAND_STATUS	mnand_ufs_scsi_cmd (int fd, uint8_t *cmd_blk, uint32_t cmd_len, int dxfer_dir, uint8_t *data_buffer, uint32_t *data_buf_size)
	Send SCSI Command. More...

Macro Definition Documentation

MAX_CMD_PER_QUERY_COMBO

#define MAX_CMD_PER_QUERY_COMBO   10

Definition at line 81 of file nvmnand_ufs_util.h.

MNAND_UFS_CFG_DESC_SIZE

#define MNAND_UFS_CFG_DESC_SIZE   0x90

Definition at line 51 of file nvmnand_ufs_util.h.

MNAND_UFS_DEV_DESC_SIZE

#define MNAND_UFS_DEV_DESC_SIZE   0x40

Definition at line 52 of file nvmnand_ufs_util.h.

MNAND_UFS_FFU_SUPPORT_DEVICE_OFFSET

#define MNAND_UFS_FFU_SUPPORT_DEVICE_OFFSET   (0x1FU)

Offset to the FFU support as returned by UFS.

Definition at line 100 of file nvmnand_ufs_util.h.

MNAND_UFS_FW_DEVICE_OFFSET

#define MNAND_UFS_FW_DEVICE_OFFSET   (32U)

Offset to the FW as returned by UFS.

Definition at line 94 of file nvmnand_ufs_util.h.

MNAND_UFS_GEO_DESC_SIZE

#define MNAND_UFS_GEO_DESC_SIZE   0x48

Definition at line 50 of file nvmnand_ufs_util.h.

MNAND_UFS_HEALTH_DESC_SIZE

#define MNAND_UFS_HEALTH_DESC_SIZE   0x30

Definition at line 54 of file nvmnand_ufs_util.h.

MNAND_UFS_PRN_DEVICE_OFFSET

#define MNAND_UFS_PRN_DEVICE_OFFSET   (16U)

Offset to the PRN as returned by UFS.

Definition at line 97 of file nvmnand_ufs_util.h.

MNAND_UFS_UNIT_DESC_SIZE

#define MNAND_UFS_UNIT_DESC_SIZE   0x23

Definition at line 53 of file nvmnand_ufs_util.h.

PURGE_STATUS_COMPLETED

#define PURGE_STATUS_COMPLETED   3

Definition at line 88 of file nvmnand_ufs_util.h.

PURGE_STATUS_INPROGRESS

#define PURGE_STATUS_INPROGRESS   1

Definition at line 87 of file nvmnand_ufs_util.h.

QUERY_ATTR_IDN_BKOPS_STATUS

#define QUERY_ATTR_IDN_BKOPS_STATUS   0x5

Definition at line 45 of file nvmnand_ufs_util.h.

QUERY_ATTR_IDN_FFU_STATUS

#define QUERY_ATTR_IDN_FFU_STATUS   0x14

Definition at line 47 of file nvmnand_ufs_util.h.

QUERY_ATTR_IDN_PURGE_STATUS

#define QUERY_ATTR_IDN_PURGE_STATUS   0x6

Definition at line 46 of file nvmnand_ufs_util.h.

QUERY_DESC_IDN_CONFIGURAION

#define QUERY_DESC_IDN_CONFIGURAION   0x1

Definition at line 34 of file nvmnand_ufs_util.h.

QUERY_DESC_IDN_DEVICE

#define QUERY_DESC_IDN_DEVICE   0x0

Definition at line 33 of file nvmnand_ufs_util.h.

QUERY_DESC_IDN_DEVICE_HEALTH

#define QUERY_DESC_IDN_DEVICE_HEALTH   0x9

Definition at line 37 of file nvmnand_ufs_util.h.

QUERY_DESC_IDN_GEOMETRY

#define QUERY_DESC_IDN_GEOMETRY   0x7

Definition at line 36 of file nvmnand_ufs_util.h.

QUERY_DESC_IDN_UNIT

#define QUERY_DESC_IDN_UNIT   0x2

Definition at line 35 of file nvmnand_ufs_util.h.

QUERY_FLAG_IDN_BKOPS_EN

#define QUERY_FLAG_IDN_BKOPS_EN   0x4

Definition at line 40 of file nvmnand_ufs_util.h.

QUERY_FLAG_IDN_PURGE_EN

#define QUERY_FLAG_IDN_PURGE_EN   0x6

Definition at line 41 of file nvmnand_ufs_util.h.

QUERY_FLAG_IDN_RFSH_EN

#define QUERY_FLAG_IDN_RFSH_EN   0x7

Definition at line 42 of file nvmnand_ufs_util.h.

SCSI_INQUIRY_CMD_BLK_LEN

#define SCSI_INQUIRY_CMD_BLK_LEN   6

Definition at line 66 of file nvmnand_ufs_util.h.

SCSI_INQUIRY_CMD_CODE

#define SCSI_INQUIRY_CMD_CODE   0x12

Definition at line 57 of file nvmnand_ufs_util.h.

SCSI_MODE_FFU_VAL

#define SCSI_MODE_FFU_VAL   0xE

Definition at line 91 of file nvmnand_ufs_util.h.

SCSI_MODE_SELECT_CMD_BLK_LEN

#define SCSI_MODE_SELECT_CMD_BLK_LEN   10

Definition at line 68 of file nvmnand_ufs_util.h.

SCSI_MODE_SELECT_CMD_CODE

#define SCSI_MODE_SELECT_CMD_CODE   0x55

Definition at line 59 of file nvmnand_ufs_util.h.

SCSI_MODE_SENSE_CMD_BLK_LEN

#define SCSI_MODE_SENSE_CMD_BLK_LEN   10

Definition at line 67 of file nvmnand_ufs_util.h.

SCSI_MODE_SENSE_CMD_CODE

#define SCSI_MODE_SENSE_CMD_CODE   0x5A

Definition at line 58 of file nvmnand_ufs_util.h.

SCSI_READ_CAPACITY_CMD_BLK_LEN

#define SCSI_READ_CAPACITY_CMD_BLK_LEN   16

Definition at line 71 of file nvmnand_ufs_util.h.

SCSI_READ_CAPACITY_CMD_CODE

#define SCSI_READ_CAPACITY_CMD_CODE   0x25

Definition at line 62 of file nvmnand_ufs_util.h.

SCSI_STD_INQUIRY_REPLY_LEN

#define SCSI_STD_INQUIRY_REPLY_LEN   36

Definition at line 75 of file nvmnand_ufs_util.h.

SCSI_SYNC_CACHE10_CMD_BLK_LEN

#define SCSI_SYNC_CACHE10_CMD_BLK_LEN   10

Definition at line 69 of file nvmnand_ufs_util.h.

SCSI_SYNC_CACHE10_CMD_CODE

#define SCSI_SYNC_CACHE10_CMD_CODE   0x35

Definition at line 60 of file nvmnand_ufs_util.h.

SCSI_UNMAP_CMD_BLK_LEN

#define SCSI_UNMAP_CMD_BLK_LEN   10

Definition at line 70 of file nvmnand_ufs_util.h.

SCSI_UNMAP_CMD_CODE

#define SCSI_UNMAP_CMD_CODE   0x42

Definition at line 61 of file nvmnand_ufs_util.h.

SCSI_WRITE_BUFFER_CMD_CODE

#define SCSI_WRITE_BUFFER_CMD_CODE   0x3B

Definition at line 63 of file nvmnand_ufs_util.h.

SCSI_WRITE_BUFFER_CMD_LEN

#define SCSI_WRITE_BUFFER_CMD_LEN   10

Definition at line 72 of file nvmnand_ufs_util.h.

UFS_POWER_MODE_POWER_DOWN

#define UFS_POWER_MODE_POWER_DOWN   3

Definition at line 78 of file nvmnand_ufs_util.h.

UNMAP_BLOCK_COUNT_MAX

#define UNMAP_BLOCK_COUNT_MAX   0xFFFFFFFF

Definition at line 84 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_CLEAR_FLAG

#define UPIU_QUERY_OPCODE_CLEAR_FLAG   0x07

Definition at line 29 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_READ_ATTR

#define UPIU_QUERY_OPCODE_READ_ATTR   0x03

Definition at line 25 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_READ_DESC

#define UPIU_QUERY_OPCODE_READ_DESC   0x01

Common functions/definitions used on UFS.

Chip independent

Definition at line 23 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_READ_FLAG

#define UPIU_QUERY_OPCODE_READ_FLAG   0x05

Definition at line 27 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_SET_FLAG

#define UPIU_QUERY_OPCODE_SET_FLAG   0x06

Definition at line 28 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_TOGGLE_FLAG

#define UPIU_QUERY_OPCODE_TOGGLE_FLAG   0x08

Definition at line 30 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_WRITE_ATTR

#define UPIU_QUERY_OPCODE_WRITE_ATTR   0x04

Definition at line 26 of file nvmnand_ufs_util.h.

UPIU_QUERY_OPCODE_WRITE_DESC

#define UPIU_QUERY_OPCODE_WRITE_DESC   0x02

Definition at line 24 of file nvmnand_ufs_util.h.

Function Documentation

mnand_ufs_query_attr_read()

MNAND_STATUS mnand_ufs_query_attr_read	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel,
		uint32_t *	attr
	)

Send UFS Query - Attribute Read Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Attribute identifier
index	- index
sel	- selector
attr	- buffer to store the attribute read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_attr_write()

MNAND_STATUS mnand_ufs_query_attr_write	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel,
		uint32_t *	attr
	)

Send UFS Query - Attribute Write Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Attribute identifier
index	- index
sel	- selector
attr	- buffer to store the attribute to be written

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_config_desc_read()

MNAND_STATUS mnand_ufs_query_config_desc_read	(	int	fd,
		uint8_t	index,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Config Descriptor Read.

Parameters

fd	- file descriptor to opened mNAND device
index	- index
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_config_desc_write()

MNAND_STATUS mnand_ufs_query_config_desc_write	(	int	fd,
		uint8_t	index,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Config Descriptor Write.

Parameters

fd	- file descriptor to opened mNAND device
index	- index
buffer	- buffer to store the descriptor data to be updated in device
buf_size	- size of the buffer passed/size of the descriptor written

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_desc_read()

MNAND_STATUS mnand_ufs_query_desc_read	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Descriptor Read Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Descriptor identifier
index	- index
sel	- selector
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_desc_write()

MNAND_STATUS mnand_ufs_query_desc_write	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Descriptor Write Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Descriptor identifier
index	- index
sel	- selector
buffer	- buffer to store the descriptor to be written
buf_size	- size of the buffer passed/size of the descriptor written

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_device_desc_read()

MNAND_STATUS mnand_ufs_query_device_desc_read	(	int	fd,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Device Descriptor Read.

Parameters

fd	- file descriptor to opened mNAND device
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_flag_clear()

MNAND_STATUS mnand_ufs_query_flag_clear	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel
	)

Send UFS Query - Clear Flag Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Flag identifier
index	- index
sel	- selector

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_flag_read()

MNAND_STATUS mnand_ufs_query_flag_read	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel,
		uint8_t *	flag
	)

Send UFS Query - Attribute Read Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- flag identifier
index	- index
sel	- selector
attr	- buffer to store the flag read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_flag_set()

MNAND_STATUS mnand_ufs_query_flag_set	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel
	)

Send UFS Query - Set Flag Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Flag identifier
index	- index
sel	- selector

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_flag_toggle()

MNAND_STATUS mnand_ufs_query_flag_toggle	(	int	fd,
		uint8_t	idn,
		uint8_t	index,
		uint8_t	sel
	)

Send UFS Query - Toggle Flag Request.

Parameters

fd	- file descriptor to opened mNAND device
idn	- Flag identifier
index	- index
sel	- selector

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_geo_desc_read()

MNAND_STATUS mnand_ufs_query_geo_desc_read	(	int	fd,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Geometry Descriptor Read.

Parameters

fd	- file descriptor to opened mNAND device
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_health_desc_read()

MNAND_STATUS mnand_ufs_query_health_desc_read	(	int	fd,
		uint8_t	index,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Health Descriptor Read.

Parameters

fd	- file descriptor to opened mNAND device
index	- index
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_query_unit_desc_read()

MNAND_STATUS mnand_ufs_query_unit_desc_read	(	int	fd,
		uint8_t	index,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send UFS Query - Unit Descriptor Read.

Parameters

fd	- file descriptor to opened mNAND device
index	- index
buffer	- buffer to store the descriptor read
buf_size	- size of the buffer passed/size of the descriptor read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_read_capacity()

MNAND_STATUS mnand_ufs_read_capacity	(	int	fd,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Read Capacity Request.

Parameters

fd	- file descriptor to opened mNAND device
buffer	- pointer to the buffer to store the read capacity response data
buf_size	- size of the buffer/size of read capacity data received

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_cmd()

MNAND_STATUS mnand_ufs_scsi_cmd	(	int	fd,
		uint8_t *	cmd_blk,
		uint32_t	cmd_len,
		int	dxfer_dir,
		uint8_t *	data_buffer,
		uint32_t *	data_buf_size
	)

Send SCSI Command.

Parameters

fd	- file descriptor to opened mNAND device
cmd_blk	- pointer to the buffer for command block
cmd_len	- command block buffer length
data_buffer	- pointer to the buffer which has the data to be read/written
data_buf_size	- size of the read/write buffer

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_inquiry()

MNAND_STATUS mnand_ufs_scsi_inquiry	(	int	fd,
		int8_t	evpd,
		uint8_t	page_code,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Inquiry Request.

Parameters

fd	- file descriptor to opened mNAND device
evpd	- evpd flag for inquiry request
page_code	-page code for inquiry request
buffer	- pointer to the buffer to store the inquiry data response
buf_size	- size of the buffer/size of inquiry data read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_mode_select()

MNAND_STATUS mnand_ufs_scsi_mode_select	(	int	fd,
		int8_t	save_pages,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Mode Select Request.

Parameters

fd	- file descriptor to opened mNAND device
page_code	- save pages option for mode select request
buffer	- pointer to the buffer to store the mode select data
buf_size	- size of the buffer/size of mode sense data written

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_mode_sense()

MNAND_STATUS mnand_ufs_scsi_mode_sense	(	int	fd,
		uint8_t	page_code,
		uint8_t	sub_page_code,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Mode Sense Request.

Parameters

fd	- file descriptor to opened mNAND device
page_code	- page code for mode sense request
sub_page_code	- sub page code for mode sense request
buffer	- pointer to the buffer to store the mode sense data response
buf_size	- size of the buffer/size of mode sense data read

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_read_buffer()

MNAND_STATUS mnand_ufs_scsi_read_buffer	(	int	fd,
		uint8_t *	cmd_blk,
		uint32_t	cmd_blk_len,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Read Buffer.

Parameters

fd	- file descriptor to opened mNAND device
cmd_blk	- pointer to the buffer for command block
cmd_blk_len	- command block buffer length
buffer	- pointer to the buffer that stores the data read
buf_size	- size of the read buffer

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_sync_cache()

MNAND_STATUS mnand_ufs_scsi_sync_cache

(

int

fd

)

Send SCSI Sync Cache Request.

Parameters

fd	- file descriptor to opened mNAND device

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_scsi_write_buffer()

MNAND_STATUS mnand_ufs_scsi_write_buffer	(	int	fd,
		uint8_t *	cmd_blk,
		uint32_t	cmd_blk_len,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Write Buffer.

Parameters

fd	- file descriptor to opened mNAND device
cmd_blk	- pointer to the buffer for command block
cmd_blk_len	- command block buffer length
buffer	- pointer to the buffer which has the data to be written
buf_size	- size of the write buffer

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_send_combo_query_command()

MNAND_STATUS mnand_ufs_send_combo_query_command	(	int	fd,
		mnand_ufs_query_req *	query_buf,
		uint8_t	num_cmds,
		uint8_t	need_cq_empty,
		uint8_t	ret_on_err
	)

Send UFS combo query request.

Parameters

fd	- file descriptor to opened mNAND device
query_buf	- pointer to query request buffer
num_cmds	- number of query requests in this combo request
need_cq_empty	- Flag to specify if this request needs cq to be empty
ret_on_err	- Flag to specify to return on error or continue furthur

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_set_power_mode()

MNAND_STATUS mnand_ufs_set_power_mode	(	int	fd,
		uint32_t	power_mode
	)

Set UFS power mode.

Parameters

fd	- file descriptor to opened mNAND device
power_mode	- power mode to be set

Return values

MNAND_OK,success
else	problem with operation

mnand_ufs_unmap()

MNAND_STATUS mnand_ufs_unmap	(	int	fd,
		uint8_t *	buffer,
		uint32_t *	buf_size
	)

Send SCSI Mode Select Request.

Parameters

fd	- file descriptor to opened mNAND device
buffer	- pointer to the buffer to store the unmap data
buf_size	- size of the buffer/size of unmap data written

Return values

MNAND_OK,success
else	problem with operation