usbstorage.c File Reference

#include "xetypes.h"
#include "diskio/disc_io.h"
#include "usb.h"

Include dependency graph for usbstorage.c:

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Go to the source code of this file.

Data Structures
struct	ehci_device_data

Macros
#define	s_printf   printf
#define	ROUNDDOWN32(v)   (((u32)(v)-0x1f)&~0x1f)
#define	TAG_START   0x22112211
#define	CBW_SIZE   31
#define	CBW_SIGNATURE   0x43425355
#define	CBW_IN   (1 << 7)
#define	CBW_OUT   0
#define	CSW_SIZE   13
#define	CSW_SIGNATURE   0x53425355
#define	SCSI_TEST_UNIT_READY   0x00
#define	SCSI_INQUIRY   0x12
#define	SCSI_REQUEST_SENSE   0x03
#define	SCSI_START_STOP   0x1b
#define	SCSI_READ_CAPACITY   0x25
#define	SCSI_READ_10   0x28
#define	SCSI_WRITE_10   0x2A
#define	SCSI_SENSE_REPLY_SIZE   18
#define	SCSI_SENSE_NOT_READY   0x02
#define	SCSI_SENSE_MEDIUM_ERROR   0x03
#define	SCSI_SENSE_HARDWARE_ERROR   0x04
#define	USB_CLASS_MASS_STORAGE   0x08
#define	USB_CLASS_HUB   0x09
#define	MASS_STORAGE_RBC_COMMANDS   0x01
#define	MASS_STORAGE_ATA_COMMANDS   0x02
#define	MASS_STORAGE_QIC_COMMANDS   0x03
#define	MASS_STORAGE_UFI_COMMANDS   0x04
#define	MASS_STORAGE_SFF8070_COMMANDS   0x05
#define	MASS_STORAGE_SCSI_COMMANDS   0x06
#define	MASS_STORAGE_BULK_ONLY   0x50
#define	USBSTORAGE_GET_MAX_LUN   0xFE
#define	USBSTORAGE_RESET   0xFF
#define	USB_ENDPOINT_BULK   0x02
#define	USBSTORAGE_CYCLE_RETRIES   10
#define	MAX_TRANSFER_SIZE   4096
#define	DEVLIST_MAXSIZE   8

Typedefs
typedef struct ehci_device_data	ehci_device_data

Functions
ehci_device_data *	find_ehci_data (struct ehci_hcd *ehci)
int	my_memcmp (char *a, char *b, int size_b)
s32	USBStorage_Open (ehci_device_data *device_data)
s32	USBStorage_Close (usbstorage_handle *dev)
s32	USBStorage_Reset (struct ehci_hcd *ehci, usbstorage_handle *dev)
s32	USBStorage_GetMaxLUN (usbstorage_handle *dev)
s32	USBStorage_MountLUN (struct ehci_hcd *ehci, usbstorage_handle *dev, u8 lun)
s32	USBStorage_Inquiry (struct ehci_hcd *ehci, usbstorage_handle *dev, u8 lun)
s32	USBStorage_ReadCapacity (struct ehci_hcd *ehci, usbstorage_handle *dev, u8 lun, u32 *sector_size, u32 *n_sectors)
s32	USBStorage_Read (struct ehci_hcd *ehci, usbstorage_handle *dev, u8 lun, u32 sector, u16 n_sectors, u8 *buffer)
s32	USBStorage_Write (struct ehci_hcd *ehci, usbstorage_handle *dev, u8 lun, u32 sector, u16 n_sectors, const u8 *buffer)
s32	USBStorage_Try_Device (ehci_device_data *device_data)
s32	USBStorage_Init (void)
s32	USBStorage_Get_Capacity (int device, u32 *sector_size)
int	unplug_procedure (int device)
s32	USBStorage_Read_Sectors (int device, u32 sector, u32 numSectors, void *buffer)
s32	USBStorage_Write_Sectors (int device, u32 sector, u32 numSectors, const void *buffer)
s32	USBStorage_Read_Sectors_0 (u32 sector, u32 numSectors, void *buffer)
s32	USBStorage_Write_Sectors_0 (u32 sector, u32 numSectors, const void *buffer)
s32	USBStorage_Read_Sectors_1 (u32 sector, u32 numSectors, void *buffer)
s32	USBStorage_Write_Sectors_1 (u32 sector, u32 numSectors, const void *buffer)
s32	USBStorage_Read_Sectors_2 (u32 sector, u32 numSectors, void *buffer)
s32	USBStorage_Write_Sectors_2 (u32 sector, u32 numSectors, const void *buffer)
s32	USBStorage_Inserted_0 ()
s32	USBStorage_Inserted_1 ()
s32	USBStorage_Inserted_2 ()
s32	USBStorage_devsectors_0 (void)
s32	USBStorage_devsectors_1 (void)
s32	USBStorage_devsectors_2 (void)

Variables
void(*	mount_usb_device )(int device)=0
int	handshake_mode
u32	usb_timeout
s32	try_status = 0
DISC_INTERFACE	usb2mass_ops
DISC_INTERFACE	usb2mass_ops_0
DISC_INTERFACE	usb2mass_ops_1
DISC_INTERFACE	usb2mass_ops_2

Macro Definition Documentation

CBW_IN

#define CBW_IN   (1 << 7)

Definition at line 47 of file usbstorage.c.

CBW_OUT

#define CBW_OUT   0

Definition at line 48 of file usbstorage.c.

CBW_SIGNATURE

#define CBW_SIGNATURE   0x43425355

Definition at line 46 of file usbstorage.c.

CBW_SIZE

#define CBW_SIZE   31

Definition at line 45 of file usbstorage.c.

CSW_SIGNATURE

#define CSW_SIGNATURE   0x53425355

Definition at line 52 of file usbstorage.c.

CSW_SIZE

#define CSW_SIZE   13

Definition at line 51 of file usbstorage.c.

DEVLIST_MAXSIZE

#define DEVLIST_MAXSIZE   8

Definition at line 92 of file usbstorage.c.

MASS_STORAGE_ATA_COMMANDS

#define MASS_STORAGE_ATA_COMMANDS   0x02

Definition at line 71 of file usbstorage.c.

MASS_STORAGE_BULK_ONLY

#define MASS_STORAGE_BULK_ONLY   0x50

Definition at line 77 of file usbstorage.c.

MASS_STORAGE_QIC_COMMANDS

#define MASS_STORAGE_QIC_COMMANDS   0x03

Definition at line 72 of file usbstorage.c.

MASS_STORAGE_RBC_COMMANDS

#define MASS_STORAGE_RBC_COMMANDS   0x01

Definition at line 70 of file usbstorage.c.

MASS_STORAGE_SCSI_COMMANDS

#define MASS_STORAGE_SCSI_COMMANDS   0x06

Definition at line 75 of file usbstorage.c.

MASS_STORAGE_SFF8070_COMMANDS

#define MASS_STORAGE_SFF8070_COMMANDS   0x05

Definition at line 74 of file usbstorage.c.

MASS_STORAGE_UFI_COMMANDS

#define MASS_STORAGE_UFI_COMMANDS   0x04

Definition at line 73 of file usbstorage.c.

MAX_TRANSFER_SIZE

#define MAX_TRANSFER_SIZE   4096

Definition at line 90 of file usbstorage.c.

ROUNDDOWN32

#define ROUNDDOWN32

(

v

)

(((u32)(v)-0x1f)&~0x1f)

Definition at line 39 of file usbstorage.c.

s_printf

#define s_printf   printf

Definition at line 37 of file usbstorage.c.

SCSI_INQUIRY

#define SCSI_INQUIRY   0x12

Definition at line 55 of file usbstorage.c.

SCSI_READ_10

#define SCSI_READ_10   0x28

Definition at line 59 of file usbstorage.c.

SCSI_READ_CAPACITY

#define SCSI_READ_CAPACITY   0x25

Definition at line 58 of file usbstorage.c.

SCSI_REQUEST_SENSE

#define SCSI_REQUEST_SENSE   0x03

Definition at line 56 of file usbstorage.c.

SCSI_SENSE_HARDWARE_ERROR

#define SCSI_SENSE_HARDWARE_ERROR   0x04

Definition at line 65 of file usbstorage.c.

SCSI_SENSE_MEDIUM_ERROR

#define SCSI_SENSE_MEDIUM_ERROR   0x03

Definition at line 64 of file usbstorage.c.

SCSI_SENSE_NOT_READY

#define SCSI_SENSE_NOT_READY   0x02

Definition at line 63 of file usbstorage.c.

SCSI_SENSE_REPLY_SIZE

#define SCSI_SENSE_REPLY_SIZE   18

Definition at line 62 of file usbstorage.c.

SCSI_START_STOP

#define SCSI_START_STOP   0x1b

Definition at line 57 of file usbstorage.c.

SCSI_TEST_UNIT_READY

#define SCSI_TEST_UNIT_READY   0x00

Definition at line 54 of file usbstorage.c.

SCSI_WRITE_10

#define SCSI_WRITE_10   0x2A

Definition at line 60 of file usbstorage.c.

TAG_START

#define TAG_START   0x22112211

Definition at line 43 of file usbstorage.c.

USB_CLASS_HUB

#define USB_CLASS_HUB   0x09

Definition at line 68 of file usbstorage.c.

USB_CLASS_MASS_STORAGE

#define USB_CLASS_MASS_STORAGE   0x08

Definition at line 67 of file usbstorage.c.

USB_ENDPOINT_BULK

#define USB_ENDPOINT_BULK   0x02

Definition at line 82 of file usbstorage.c.

USBSTORAGE_CYCLE_RETRIES

#define USBSTORAGE_CYCLE_RETRIES   10

Definition at line 87 of file usbstorage.c.

USBSTORAGE_GET_MAX_LUN

#define USBSTORAGE_GET_MAX_LUN   0xFE

Definition at line 79 of file usbstorage.c.

USBSTORAGE_RESET

#define USBSTORAGE_RESET   0xFF

Definition at line 80 of file usbstorage.c.

Typedef Documentation

ehci_device_data

typedef struct ehci_device_data ehci_device_data

Function Documentation

find_ehci_data()

ehci_device_data * find_ehci_data

(

struct ehci_hcd *

ehci

)

Definition at line 134 of file usbstorage.c.

my_memcmp()

int my_memcmp	(	char *	a,
		char *	b,
		int	size_b
	)

Definition at line 631 of file usbstorage.c.

unplug_procedure()

int unplug_procedure

(

int

device

)

Definition at line 1316 of file usbstorage.c.

USBStorage_Close()

s32 USBStorage_Close

(

usbstorage_handle *

dev

)

Definition at line 878 of file usbstorage.c.

USBStorage_devsectors_0()

s32 USBStorage_devsectors_0

(

void

)

Definition at line 1441 of file usbstorage.c.

USBStorage_devsectors_1()

s32 USBStorage_devsectors_1

(

void

)

Definition at line 1446 of file usbstorage.c.

USBStorage_devsectors_2()

s32 USBStorage_devsectors_2

(

void

)

Definition at line 1451 of file usbstorage.c.

USBStorage_Get_Capacity()

s32 USBStorage_Get_Capacity	(	int	device,
		u32 *	sector_size
	)

Definition at line 1306 of file usbstorage.c.

USBStorage_GetMaxLUN()

s32 USBStorage_GetMaxLUN

(

usbstorage_handle *

dev

)

Definition at line 894 of file usbstorage.c.

USBStorage_Init()

s32 USBStorage_Init

(

void

)

Definition at line 1215 of file usbstorage.c.

USBStorage_Inquiry()

s32 USBStorage_Inquiry	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev,
		u8	lun
	)

Definition at line 935 of file usbstorage.c.

USBStorage_Inserted_0()

s32 USBStorage_Inserted_0

(

)

Definition at line 1431 of file usbstorage.c.

USBStorage_Inserted_1()

s32 USBStorage_Inserted_1

(

)

Definition at line 1434 of file usbstorage.c.

USBStorage_Inserted_2()

s32 USBStorage_Inserted_2

(

)

Definition at line 1437 of file usbstorage.c.

USBStorage_MountLUN()

s32 USBStorage_MountLUN	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev,
		u8	lun
	)

Definition at line 899 of file usbstorage.c.

USBStorage_Open()

s32 USBStorage_Open

(

ehci_device_data *

device_data

)

Definition at line 646 of file usbstorage.c.

USBStorage_Read()

s32 USBStorage_Read	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev,
		u8	lun,
		u32	sector,
		u16	n_sectors,
		u8 *	buffer
	)

Definition at line 1017 of file usbstorage.c.

USBStorage_Read_Sectors()

s32 USBStorage_Read_Sectors	(	int	device,
		u32	sector,
		u32	numSectors,
		void *	buffer
	)

Definition at line 1342 of file usbstorage.c.

USBStorage_Read_Sectors_0()

s32 USBStorage_Read_Sectors_0	(	u32	sector,
		u32	numSectors,
		void *	buffer
	)

Definition at line 1413 of file usbstorage.c.

USBStorage_Read_Sectors_1()

s32 USBStorage_Read_Sectors_1	(	u32	sector,
		u32	numSectors,
		void *	buffer
	)

Definition at line 1419 of file usbstorage.c.

USBStorage_Read_Sectors_2()

s32 USBStorage_Read_Sectors_2	(	u32	sector,
		u32	numSectors,
		void *	buffer
	)

Definition at line 1425 of file usbstorage.c.

USBStorage_ReadCapacity()

s32 USBStorage_ReadCapacity	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev,
		u8	lun,
		u32 *	sector_size,
		u32 *	n_sectors
	)

Definition at line 948 of file usbstorage.c.

USBStorage_Reset()

s32 USBStorage_Reset	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev
	)

Definition at line 886 of file usbstorage.c.

USBStorage_Try_Device()

s32 USBStorage_Try_Device

(

ehci_device_data *

device_data

)

Definition at line 1092 of file usbstorage.c.

USBStorage_Write()

s32 USBStorage_Write	(	struct ehci_hcd *	ehci,
		usbstorage_handle *	dev,
		u8	lun,
		u32	sector,
		u16	n_sectors,
		const u8 *	buffer
	)

Definition at line 1037 of file usbstorage.c.

USBStorage_Write_Sectors()

s32 USBStorage_Write_Sectors	(	int	device,
		u32	sector,
		u32	numSectors,
		const void *	buffer
	)

Definition at line 1378 of file usbstorage.c.

USBStorage_Write_Sectors_0()

s32 USBStorage_Write_Sectors_0	(	u32	sector,
		u32	numSectors,
		const void *	buffer
	)

Definition at line 1416 of file usbstorage.c.

USBStorage_Write_Sectors_1()

s32 USBStorage_Write_Sectors_1	(	u32	sector,
		u32	numSectors,
		const void *	buffer
	)

Definition at line 1422 of file usbstorage.c.

USBStorage_Write_Sectors_2()

s32 USBStorage_Write_Sectors_2	(	u32	sector,
		u32	numSectors,
		const void *	buffer
	)

Definition at line 1428 of file usbstorage.c.

Variable Documentation

handshake_mode

int handshake_mode

extern

Definition at line 166 of file ehci.c.

mount_usb_device

void(* mount_usb_device) (int device)=0

(

int

device

)

Definition at line 35 of file usbstorage.c.

try_status

s32 try_status = 0

Definition at line 644 of file usbstorage.c.

usb2mass_ops

DISC_INTERFACE usb2mass_ops

Initial value:

= {
    .sectors = (FN_MEDIUM_DEVSECTORS) & USBStorage_devsectors_0,
    .readSectors = (FN_MEDIUM_READSECTORS) & USBStorage_Read_Sectors_0,
    .writeSectors = (FN_MEDIUM_WRITESECTORS) & USBStorage_Write_Sectors_0,
    .clearStatus = (FN_MEDIUM_CLEARSTATUS) & USBStorage_True,
    .shutdown = (FN_MEDIUM_SHUTDOWN) & USBStorage_True,
    .isInserted = (FN_MEDIUM_ISINSERTED) & USBStorage_Inserted_0,
    .startup = (FN_MEDIUM_STARTUP) & USBStorage_True,
    .ioType = FEATURE_XENON_USB,
    .features = FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_XENON_USB,
}

Definition at line 1456 of file usbstorage.c.

usb2mass_ops_0

DISC_INTERFACE usb2mass_ops_0

Initial value:

= {
    .sectors = (FN_MEDIUM_DEVSECTORS) & USBStorage_devsectors_0,
    .readSectors = (FN_MEDIUM_READSECTORS) & USBStorage_Read_Sectors_0,
    .writeSectors = (FN_MEDIUM_WRITESECTORS) & USBStorage_Write_Sectors_0,
    .clearStatus = (FN_MEDIUM_CLEARSTATUS) & USBStorage_True,
    .shutdown = (FN_MEDIUM_SHUTDOWN) & USBStorage_True,
    .isInserted = (FN_MEDIUM_ISINSERTED) & USBStorage_Inserted_0,
    .startup = (FN_MEDIUM_STARTUP) & USBStorage_True,
    .ioType = FEATURE_XENON_USB,
    .features = FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_XENON_USB,
}

Definition at line 1468 of file usbstorage.c.

usb2mass_ops_1

DISC_INTERFACE usb2mass_ops_1

Initial value:

= {
    .sectors = (FN_MEDIUM_DEVSECTORS) & USBStorage_devsectors_1,
    .readSectors = (FN_MEDIUM_READSECTORS) & USBStorage_Read_Sectors_1,
    .writeSectors = (FN_MEDIUM_WRITESECTORS) & USBStorage_Write_Sectors_1,
    .clearStatus = (FN_MEDIUM_CLEARSTATUS) & USBStorage_True,
    .shutdown = (FN_MEDIUM_SHUTDOWN) & USBStorage_True,
    .isInserted = (FN_MEDIUM_ISINSERTED) & USBStorage_Inserted_1,
    .startup = (FN_MEDIUM_STARTUP) & USBStorage_True,
    .ioType = FEATURE_XENON_USB,
    .features = FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_XENON_USB,
}

Definition at line 1480 of file usbstorage.c.

usb2mass_ops_2

DISC_INTERFACE usb2mass_ops_2

Initial value:

= {
    .sectors = (FN_MEDIUM_DEVSECTORS) & USBStorage_devsectors_2,
    .readSectors = (FN_MEDIUM_READSECTORS) & USBStorage_Read_Sectors_2,
    .writeSectors = (FN_MEDIUM_WRITESECTORS) & USBStorage_Write_Sectors_2,
    .clearStatus = (FN_MEDIUM_CLEARSTATUS) & USBStorage_True,
    .shutdown = (FN_MEDIUM_SHUTDOWN) & USBStorage_True,
    .isInserted = (FN_MEDIUM_ISINSERTED) & USBStorage_Inserted_2,
    .startup = (FN_MEDIUM_STARTUP) & USBStorage_True,
    .ioType = FEATURE_XENON_USB,
    .features = FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_XENON_USB,
}

Definition at line 1492 of file usbstorage.c.

usb_timeout

u32 usb_timeout

extern

Definition at line 502 of file ehci.c.