#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <libopencm3/cm3/common.h>
#include <libopencm3/usb/usbd.h>
#include <libopencm3/usb/msc.h>
#include "usb_private.h"

Include dependency graph for usb_msc.c:

Go to the source code of this file.

Data Structures
struct	usb_msc_cbw

struct	usb_msc_csw

struct	sbc_sense_info

struct	usb_msc_trans

struct	_usbd_mass_storage

Macros
#define	CBW_SIGNATURE 0x43425355

#define	CBW_STATUS_SUCCESS 0

#define	CBW_STATUS_FAILED 1

#define	CBW_STATUS_PHASE_ERROR 2

#define	CSW_SIGNATURE 0x53425355

#define	CSW_STATUS_SUCCESS 0

#define	CSW_STATUS_FAILED 1

#define	CSW_STATUS_PHASE_ERROR 2

#define	SCSI_TEST_UNIT_READY 0x00

#define	SCSI_REQUEST_SENSE 0x03

#define	SCSI_FORMAT_UNIT 0x04

#define	SCSI_READ_6 0x08

#define	SCSI_WRITE_6 0x0A

#define	SCSI_INQUIRY 0x12

#define	SCSI_MODE_SENSE_6 0x1A

#define	SCSI_SEND_DIAGNOSTIC 0x1D

#define	SCSI_READ_CAPACITY 0x25

#define	SCSI_READ_10 0x28

#define	SCSI_REPORT_LUNS 0xA0

#define	SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1E

#define	SCSI_MODE_SELECT_6 0x15

#define	SCSI_MODE_SELECT_10 0x55

#define	SCSI_MODE_SENSE_10 0x5A

#define	SCSI_READ_12 0xA8

#define	SCSI_READ_FORMAT_CAPACITIES 0x23

#define	SCSI_READ_TOC_PMA_ATIP 0x43

#define	SCSI_START_STOP_UNIT 0x1B

#define	SCSI_SYNCHRONIZE_CACHE 0x35

#define	SCSI_VERIFY 0x2F

#define	SCSI_WRITE_10 0x2A

#define	SCSI_WRITE_12 0xAA

Enumerations
enum	sbc_sense_key { SBC_SENSE_KEY_NO_SENSE = 0x00 , SBC_SENSE_KEY_RECOVERED_ERROR = 0x01 , SBC_SENSE_KEY_NOT_READY = 0x02 , SBC_SENSE_KEY_MEDIUM_ERROR = 0x03 , SBC_SENSE_KEY_HARDWARE_ERROR = 0x04 , SBC_SENSE_KEY_ILLEGAL_REQUEST = 0x05 , SBC_SENSE_KEY_UNIT_ATTENTION = 0x06 , SBC_SENSE_KEY_DATA_PROTECT = 0x07 , SBC_SENSE_KEY_BLANK_CHECK = 0x08 , SBC_SENSE_KEY_VENDOR_SPECIFIC = 0x09 , SBC_SENSE_KEY_COPY_ABORTED = 0x0A , SBC_SENSE_KEY_ABORTED_COMMAND = 0x0B , SBC_SENSE_KEY_VOLUME_OVERFLOW = 0x0D , SBC_SENSE_KEY_MISCOMPARE = 0x0E }

enum	sbc_asc { SBC_ASC_NO_ADDITIONAL_SENSE_INFORMATION = 0x00 , SBC_ASC_PERIPHERAL_DEVICE_WRITE_FAULT = 0x03 , SBC_ASC_LOGICAL_UNIT_NOT_READY = 0x04 , SBC_ASC_UNRECOVERED_READ_ERROR = 0x11 , SBC_ASC_INVALID_COMMAND_OPERATION_CODE = 0x20 , SBC_ASC_LBA_OUT_OF_RANGE = 0x21 , SBC_ASC_INVALID_FIELD_IN_CDB = 0x24 , SBC_ASC_WRITE_PROTECTED = 0x27 , SBC_ASC_NOT_READY_TO_READY_CHANGE = 0x28 , SBC_ASC_FORMAT_ERROR = 0x31 , SBC_ASC_MEDIUM_NOT_PRESENT = 0x3A }

enum	sbc_ascq { SBC_ASCQ_NA = 0x00 , SBC_ASCQ_FORMAT_COMMAND_FAILED = 0x01 , SBC_ASCQ_INITIALIZING_COMMAND_REQUIRED = 0x02 , SBC_ASCQ_OPERATION_IN_PROGRESS = 0x07 }

enum	trans_event { EVENT_CBW_VALID , EVENT_NEED_STATUS }

Functions
static void	set_sbc_status (usbd_mass_storage *ms, enum sbc_sense_key key, enum sbc_asc asc, enum sbc_ascq ascq)

static void	set_sbc_status_good (usbd_mass_storage *ms)

static uint8_t *	get_cbw_buf (struct usb_msc_trans *trans)

static void	scsi_read_6 (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_write_6 (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_write_10 (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_read_10 (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_read_capacity (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_format_unit (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_request_sense (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_mode_sense_6 (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_inquiry (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	scsi_command (usbd_mass_storage ms, struct usb_msc_trans trans, enum trans_event event)

static void	msc_data_rx_cb (usbd_device *usbd_dev, uint8_t ep)
	Handle the USB 'OUT' requests. More...

static void	msc_data_tx_cb (usbd_device *usbd_dev, uint8_t ep)
	Handle the USB 'IN' requests. More...

static enum usbd_request_return_codes	msc_control_request (usbd_device usbd_dev, struct usb_setup_data req, uint8_t *buf, uint16_t len, usbd_control_complete_callback *complete)
	Handle various control requests related to the msc storage interface. More...

static void	msc_set_config (usbd_device *usbd_dev, uint16_t wValue)
	Setup the endpoints to be bulk & register the callbacks. More...

usbd_mass_storage *	usb_msc_init (usbd_device usbd_dev, uint8_t ep_in, uint8_t ep_in_size, uint8_t ep_out, uint8_t ep_out_size, const char vendor_id, const char product_id, const char product_revision_level, const uint32_t block_count, int(read_block)(uint32_t lba, uint8_t copy_to), int(write_block)(uint32_t lba, const uint8_t copy_from))
	Initializes the USB Mass Storage subsystem. More...

Variables
static usbd_mass_storage	_mass_storage

static const uint8_t	_spc3_inquiry_response [36]

static const uint8_t	_spc3_request_sense [18]

Macro Definition Documentation

◆ CBW_SIGNATURE

#define CBW_SIGNATURE 0x43425355

Definition at line 39 of file usb_msc.c.

◆ CBW_STATUS_FAILED

#define CBW_STATUS_FAILED 1

Definition at line 41 of file usb_msc.c.

◆ CBW_STATUS_PHASE_ERROR

#define CBW_STATUS_PHASE_ERROR 2

Definition at line 42 of file usb_msc.c.

◆ CBW_STATUS_SUCCESS

#define CBW_STATUS_SUCCESS 0

Definition at line 40 of file usb_msc.c.

◆ CSW_SIGNATURE

#define CSW_SIGNATURE 0x53425355

Definition at line 45 of file usb_msc.c.

◆ CSW_STATUS_FAILED

#define CSW_STATUS_FAILED 1

Definition at line 47 of file usb_msc.c.

◆ CSW_STATUS_PHASE_ERROR

#define CSW_STATUS_PHASE_ERROR 2

Definition at line 48 of file usb_msc.c.

◆ CSW_STATUS_SUCCESS

#define CSW_STATUS_SUCCESS 0

Definition at line 46 of file usb_msc.c.

◆ SCSI_FORMAT_UNIT

#define SCSI_FORMAT_UNIT 0x04

Definition at line 53 of file usb_msc.c.

◆ SCSI_INQUIRY

#define SCSI_INQUIRY 0x12

Definition at line 56 of file usb_msc.c.

◆ SCSI_MODE_SELECT_10

#define SCSI_MODE_SELECT_10 0x55

Definition at line 69 of file usb_msc.c.

◆ SCSI_MODE_SELECT_6

#define SCSI_MODE_SELECT_6 0x15

Definition at line 68 of file usb_msc.c.

◆ SCSI_MODE_SENSE_10

#define SCSI_MODE_SENSE_10 0x5A

Definition at line 70 of file usb_msc.c.

◆ SCSI_MODE_SENSE_6

#define SCSI_MODE_SENSE_6 0x1A

Definition at line 57 of file usb_msc.c.

◆ SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL

#define SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1E

Definition at line 67 of file usb_msc.c.

◆ SCSI_READ_10

#define SCSI_READ_10 0x28

Definition at line 60 of file usb_msc.c.

◆ SCSI_READ_12

#define SCSI_READ_12 0xA8

Definition at line 71 of file usb_msc.c.

◆ SCSI_READ_6

#define SCSI_READ_6 0x08

Definition at line 54 of file usb_msc.c.

◆ SCSI_READ_CAPACITY

#define SCSI_READ_CAPACITY 0x25

Definition at line 59 of file usb_msc.c.

◆ SCSI_READ_FORMAT_CAPACITIES

#define SCSI_READ_FORMAT_CAPACITIES 0x23

Definition at line 72 of file usb_msc.c.

◆ SCSI_READ_TOC_PMA_ATIP

#define SCSI_READ_TOC_PMA_ATIP 0x43

Definition at line 73 of file usb_msc.c.

◆ SCSI_REPORT_LUNS

#define SCSI_REPORT_LUNS 0xA0

Definition at line 66 of file usb_msc.c.

◆ SCSI_REQUEST_SENSE

#define SCSI_REQUEST_SENSE 0x03

Definition at line 52 of file usb_msc.c.

◆ SCSI_SEND_DIAGNOSTIC

#define SCSI_SEND_DIAGNOSTIC 0x1D

Definition at line 58 of file usb_msc.c.

◆ SCSI_START_STOP_UNIT

#define SCSI_START_STOP_UNIT 0x1B

Definition at line 74 of file usb_msc.c.

◆ SCSI_SYNCHRONIZE_CACHE

#define SCSI_SYNCHRONIZE_CACHE 0x35

Definition at line 75 of file usb_msc.c.

◆ SCSI_TEST_UNIT_READY

#define SCSI_TEST_UNIT_READY 0x00

Definition at line 51 of file usb_msc.c.

◆ SCSI_VERIFY

#define SCSI_VERIFY 0x2F

Definition at line 76 of file usb_msc.c.

◆ SCSI_WRITE_10

#define SCSI_WRITE_10 0x2A

Definition at line 77 of file usb_msc.c.

◆ SCSI_WRITE_12

#define SCSI_WRITE_12 0xAA

Definition at line 78 of file usb_msc.c.

◆ SCSI_WRITE_6

#define SCSI_WRITE_6 0x0A

Definition at line 55 of file usb_msc.c.

Enumeration Type Documentation

◆ sbc_asc

enum sbc_asc

Enumerator
SBC_ASC_NO_ADDITIONAL_SENSE_INFORMATION
SBC_ASC_PERIPHERAL_DEVICE_WRITE_FAULT
SBC_ASC_LOGICAL_UNIT_NOT_READY
SBC_ASC_UNRECOVERED_READ_ERROR
SBC_ASC_INVALID_COMMAND_OPERATION_CODE
SBC_ASC_LBA_OUT_OF_RANGE
SBC_ASC_INVALID_FIELD_IN_CDB
SBC_ASC_WRITE_PROTECTED
SBC_ASC_NOT_READY_TO_READY_CHANGE
SBC_ASC_FORMAT_ERROR
SBC_ASC_MEDIUM_NOT_PRESENT

Definition at line 98 of file usb_msc.c.

◆ sbc_ascq

enum sbc_ascq

Enumerator
SBC_ASCQ_NA
SBC_ASCQ_FORMAT_COMMAND_FAILED
SBC_ASCQ_INITIALIZING_COMMAND_REQUIRED
SBC_ASCQ_OPERATION_IN_PROGRESS

Definition at line 112 of file usb_msc.c.

◆ sbc_sense_key

enum sbc_sense_key

Enumerator
SBC_SENSE_KEY_NO_SENSE
SBC_SENSE_KEY_RECOVERED_ERROR
SBC_SENSE_KEY_NOT_READY
SBC_SENSE_KEY_MEDIUM_ERROR
SBC_SENSE_KEY_HARDWARE_ERROR
SBC_SENSE_KEY_ILLEGAL_REQUEST
SBC_SENSE_KEY_UNIT_ATTENTION
SBC_SENSE_KEY_DATA_PROTECT
SBC_SENSE_KEY_BLANK_CHECK
SBC_SENSE_KEY_VENDOR_SPECIFIC
SBC_SENSE_KEY_COPY_ABORTED
SBC_SENSE_KEY_ABORTED_COMMAND
SBC_SENSE_KEY_VOLUME_OVERFLOW
SBC_SENSE_KEY_MISCOMPARE

Definition at line 81 of file usb_msc.c.

◆ trans_event

enum trans_event

Enumerator
EVENT_CBW_VALID
EVENT_NEED_STATUS

Definition at line 119 of file usb_msc.c.

Function Documentation

◆ get_cbw_buf()

static uint8_t * get_cbw_buf ( struct usb_msc_trans * trans )

static

Definition at line 254 of file usb_msc.c.

References usb_msc_trans::cbw, and usb_msc_cbw::CBWCB.

Referenced by scsi_inquiry(), scsi_read_10(), scsi_read_6(), scsi_write_10(), and scsi_write_6().

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◆ msc_control_request()

static enum usbd_request_return_codes msc_control_request	(	usbd_device *	usbd_dev,
		struct usb_setup_data *	req,
		uint8_t **	buf,
		uint16_t *	len,
		usbd_control_complete_callback *	complete
	)

static

Handle various control requests related to the msc storage interface.

Definition at line 737 of file usb_msc.c.

References usb_setup_data::bRequest, USB_MSC_REQ_BULK_ONLY_RESET, USB_MSC_REQ_GET_MAX_LUN, usbd_dev, USBD_REQ_HANDLED, and USBD_REQ_NOTSUPP.

Referenced by msc_set_config().

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◆ msc_data_rx_cb()

static void msc_data_rx_cb	(	usbd_device *	usbd_dev,
		uint8_t	ep
	)

static

Handle the USB 'OUT' requests.

Definition at line 544 of file usb_msc.c.

References _mass_storage, usb_msc_trans::block_count, usb_msc_trans::byte_count, usb_msc_trans::bytes_to_read, usb_msc_trans::bytes_to_write, usb_msc_trans::cbw, usb_msc_trans::cbw_cnt, usb_msc_trans::csw_valid, usb_msc_trans::current_block, _usbd_mass_storage::ep_in, _usbd_mass_storage::ep_out_size, EVENT_CBW_VALID, EVENT_NEED_STATUS, usb_msc_trans::lba_start, _usbd_mass_storage::lock, usb_msc_trans::msd_buf, _usbd_mass_storage::read_block, scsi_command(), _usbd_mass_storage::trans, _usbd_mass_storage::unlock, usbd_dev, usbd_ep_read_packet(), usbd_ep_write_packet(), and _usbd_mass_storage::write_block.

Referenced by msc_set_config().

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◆ msc_data_tx_cb()

static void msc_data_tx_cb	(	usbd_device *	usbd_dev,
		uint8_t	ep
	)

static

Handle the USB 'IN' requests.

Definition at line 669 of file usb_msc.c.

References _mass_storage, usb_msc_trans::block_count, usb_msc_trans::byte_count, usb_msc_trans::bytes_to_write, usb_msc_trans::csw_valid, usb_msc_trans::current_block, _usbd_mass_storage::ep_out_size, EVENT_NEED_STATUS, usb_msc_trans::lba_start, usb_msc_trans::msd_buf, _usbd_mass_storage::read_block, scsi_command(), _usbd_mass_storage::trans, _usbd_mass_storage::unlock, usbd_dev, and usbd_ep_write_packet().

Referenced by msc_set_config().

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◆ msc_set_config()

static void msc_set_config	(	usbd_device *	usbd_dev,
		uint16_t	wValue
	)

static

Setup the endpoints to be bulk & register the callbacks.

Definition at line 759 of file usb_msc.c.

References _mass_storage, _usbd_mass_storage::ep_in, _usbd_mass_storage::ep_in_size, _usbd_mass_storage::ep_out, _usbd_mass_storage::ep_out_size, msc_control_request(), msc_data_rx_cb(), msc_data_tx_cb(), USB_ENDPOINT_ATTR_BULK, USB_REQ_TYPE_CLASS, USB_REQ_TYPE_INTERFACE, USB_REQ_TYPE_RECIPIENT, USB_REQ_TYPE_TYPE, usbd_dev, usbd_ep_setup(), and usbd_register_control_callback().

Referenced by usb_msc_init().

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◆ scsi_command()

static void scsi_command	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 479 of file usb_msc.c.

References usb_msc_csw::bCSWStatus, usb_msc_trans::byte_count, usb_msc_trans::bytes_to_read, usb_msc_trans::bytes_to_write, usb_msc_trans::cbw, usb_msc_cbw::CBWCB, usb_msc_trans::csw, usb_msc_trans::csw_sent, CSW_SIGNATURE, CSW_STATUS_FAILED, CSW_STATUS_SUCCESS, usb_msc_cbw::dCBWTag, usb_msc_csw::dCSWDataResidue, usb_msc_csw::dCSWSignature, usb_msc_csw::dCSWTag, EVENT_CBW_VALID, SBC_ASC_INVALID_COMMAND_OPERATION_CODE, SBC_ASCQ_NA, SBC_SENSE_KEY_ILLEGAL_REQUEST, SCSI_FORMAT_UNIT, scsi_format_unit(), SCSI_INQUIRY, scsi_inquiry(), SCSI_MODE_SENSE_6, scsi_mode_sense_6(), SCSI_READ_10, scsi_read_10(), SCSI_READ_6, scsi_read_6(), SCSI_READ_CAPACITY, scsi_read_capacity(), SCSI_REQUEST_SENSE, scsi_request_sense(), SCSI_SEND_DIAGNOSTIC, SCSI_TEST_UNIT_READY, SCSI_WRITE_10, scsi_write_10(), SCSI_WRITE_6, scsi_write_6(), set_sbc_status(), and set_sbc_status_good().

Referenced by msc_data_rx_cb(), and msc_data_tx_cb().

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◆ scsi_format_unit()

static void scsi_format_unit	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 363 of file usb_msc.c.

References _usbd_mass_storage::block_count, EVENT_CBW_VALID, usb_msc_trans::msd_buf, set_sbc_status_good(), and _usbd_mass_storage::write_block.

Referenced by scsi_command().

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◆ scsi_inquiry()

static void scsi_inquiry	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 438 of file usb_msc.c.

References _spc3_inquiry_response, usb_msc_trans::bytes_to_write, usb_msc_trans::csw, usb_msc_csw::dCSWDataResidue, EVENT_CBW_VALID, get_cbw_buf(), usb_msc_trans::msd_buf, _usbd_mass_storage::product_id, _usbd_mass_storage::product_revision_level, set_sbc_status_good(), and _usbd_mass_storage::vendor_id.

Referenced by scsi_command().

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◆ scsi_mode_sense_6()

static void scsi_mode_sense_6	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 399 of file usb_msc.c.

References usb_msc_csw::bCSWStatus, usb_msc_trans::bytes_to_write, usb_msc_trans::cbw, usb_msc_cbw::CBWCB, usb_msc_trans::csw, CSW_STATUS_FAILED, usb_msc_csw::dCSWDataResidue, EVENT_CBW_VALID, usb_msc_trans::msd_buf, SBC_ASC_INVALID_FIELD_IN_CDB, SBC_ASCQ_NA, SBC_SENSE_KEY_ILLEGAL_REQUEST, and set_sbc_status().

Referenced by scsi_command().

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◆ scsi_read_10()

static void scsi_read_10	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 321 of file usb_msc.c.

References usb_msc_trans::block_count, usb_msc_trans::bytes_to_write, EVENT_CBW_VALID, get_cbw_buf(), usb_msc_trans::lba_start, and set_sbc_status_good().

Referenced by scsi_command().

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◆ scsi_read_6()

static void scsi_read_6	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 259 of file usb_msc.c.

References usb_msc_trans::block_count, usb_msc_trans::bytes_to_write, usb_msc_trans::current_block, EVENT_CBW_VALID, get_cbw_buf(), usb_msc_trans::lba_start, and set_sbc_status_good().

Referenced by scsi_command().

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◆ scsi_read_capacity()

static void scsi_read_capacity	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 343 of file usb_msc.c.

References _usbd_mass_storage::block_count, usb_msc_trans::bytes_to_write, EVENT_CBW_VALID, usb_msc_trans::msd_buf, and set_sbc_status_good().

Referenced by scsi_command().

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◆ scsi_request_sense()

static void scsi_request_sense	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 380 of file usb_msc.c.

References _spc3_request_sense, sbc_sense_info::asc, sbc_sense_info::ascq, usb_msc_trans::bytes_to_write, usb_msc_trans::cbw, usb_msc_cbw::CBWCB, EVENT_CBW_VALID, sbc_sense_info::key, usb_msc_trans::msd_buf, and _usbd_mass_storage::sense.

Referenced by scsi_command().

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◆ scsi_write_10()

static void scsi_write_10	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 301 of file usb_msc.c.

References usb_msc_trans::block_count, usb_msc_trans::bytes_to_read, usb_msc_trans::current_block, EVENT_CBW_VALID, get_cbw_buf(), and usb_msc_trans::lba_start.

Referenced by scsi_command().

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◆ scsi_write_6()

static void scsi_write_6	(	usbd_mass_storage *	ms,
		struct usb_msc_trans *	trans,
		enum trans_event	event
	)

static

Definition at line 281 of file usb_msc.c.

References usb_msc_trans::block_count, usb_msc_trans::bytes_to_read, usb_msc_trans::current_block, EVENT_CBW_VALID, get_cbw_buf(), and usb_msc_trans::lba_start.

Referenced by scsi_command().

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◆ set_sbc_status()

static void set_sbc_status	(	usbd_mass_storage *	ms,
		enum sbc_sense_key	key,
		enum sbc_asc	asc,
		enum sbc_ascq	ascq
	)

static

Definition at line 236 of file usb_msc.c.

References sbc_sense_info::asc, sbc_sense_info::ascq, sbc_sense_info::key, and _usbd_mass_storage::sense.

Referenced by scsi_command(), scsi_mode_sense_6(), and set_sbc_status_good().

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◆ set_sbc_status_good()

static void set_sbc_status_good ( usbd_mass_storage * ms )

static

Definition at line 246 of file usb_msc.c.

References SBC_ASC_NO_ADDITIONAL_SENSE_INFORMATION, SBC_ASCQ_NA, SBC_SENSE_KEY_NO_SENSE, and set_sbc_status().

Referenced by scsi_command(), scsi_format_unit(), scsi_inquiry(), scsi_read_10(), scsi_read_6(), scsi_read_capacity(), and usb_msc_init().

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Variable Documentation

◆ _mass_storage

usbd_mass_storage _mass_storage

static

Definition at line 195 of file usb_msc.c.

Referenced by msc_data_rx_cb(), msc_data_tx_cb(), msc_set_config(), and usb_msc_init().

◆ _spc3_inquiry_response

const uint8_t _spc3_inquiry_response[36]

static

Initial value:

= {
        0x00,   
        0x80,   
        0x04,   
        0x02,   
        0x20,   
        0x00,   
        0x00,   
        0x00,   
                
        0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
                
        0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
        0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
                
        0x20, 0x20, 0x20, 0x20
}

Definition at line 199 of file usb_msc.c.

Referenced by scsi_inquiry().

◆ _spc3_request_sense

const uint8_t _spc3_request_sense[18]

static

Initial value:

= {
        0x70,   
        0x00,   
        0x00,   
                
        0, 0, 0, 0,
        0x0a,   
                
        0, 0, 0, 0,
        0x00,   
        0x00,   
        0x00,   
        0x00,   
        0x00,   
        0x00    
}

Definition at line 217 of file usb_msc.c.

Referenced by scsi_request_sense().

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ CBW_SIGNATURE

◆ CBW_STATUS_FAILED

◆ CBW_STATUS_PHASE_ERROR

◆ CBW_STATUS_SUCCESS

◆ CSW_SIGNATURE

◆ CSW_STATUS_FAILED

◆ CSW_STATUS_PHASE_ERROR

◆ CSW_STATUS_SUCCESS

◆ SCSI_FORMAT_UNIT

◆ SCSI_INQUIRY

◆ SCSI_MODE_SELECT_10

◆ SCSI_MODE_SELECT_6

◆ SCSI_MODE_SENSE_10

◆ SCSI_MODE_SENSE_6

◆ SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL

◆ SCSI_READ_10

◆ SCSI_READ_12

◆ SCSI_READ_6

◆ SCSI_READ_CAPACITY

◆ SCSI_READ_FORMAT_CAPACITIES

◆ SCSI_READ_TOC_PMA_ATIP

◆ SCSI_REPORT_LUNS

◆ SCSI_REQUEST_SENSE

◆ SCSI_SEND_DIAGNOSTIC

◆ SCSI_START_STOP_UNIT

◆ SCSI_SYNCHRONIZE_CACHE

◆ SCSI_TEST_UNIT_READY

◆ SCSI_VERIFY

◆ SCSI_WRITE_10

◆ SCSI_WRITE_12

◆ SCSI_WRITE_6

Enumeration Type Documentation

◆ sbc_asc

◆ sbc_ascq

◆ sbc_sense_key

◆ trans_event

Function Documentation

◆ get_cbw_buf()

◆ msc_control_request()

◆ msc_data_rx_cb()

◆ msc_data_tx_cb()

◆ msc_set_config()

◆ scsi_command()

◆ scsi_format_unit()

◆ scsi_inquiry()

◆ scsi_mode_sense_6()

◆ scsi_read_10()

◆ scsi_read_6()

◆ scsi_read_capacity()

◆ scsi_request_sense()

◆ scsi_write_10()

◆ scsi_write_6()

◆ set_sbc_status()

◆ set_sbc_status_good()

Variable Documentation

◆ _mass_storage

◆ _spc3_inquiry_response

◆ _spc3_request_sense