usbblk.h File Reference

USB mass storage driver. More...

#include <stdint.h>
#include <ipxe/usb.h>
#include <ipxe/scsi.h>
#include <ipxe/interface.h>

Go to the source code of this file.

Data Structures
struct	usbblk_command_wrapper
	Command block wrapper. More...
struct	usbblk_status_wrapper
	Command status wrapper. More...
struct	usbblk_command
	A USB mass storage command. More...
struct	usbblk_device
	A USB mass storage device. More...

Macros
#define	USB_CLASS_MSC   0x08
	Mass storage class code. More...
#define	USB_SUBCLASS_MSC_SCSI   0x06
	SCSI command set subclass code. More...
#define	USB_PROTOCOL_MSC_BULK   0x50
	Bulk-only transport protocol. More...
#define	USBBLK_RESET
	Mass storage reset command. More...
#define	USBBLK_COMMAND_SIGNATURE   0x43425355UL
	Command block wrapper signature. More...
#define	USBBLK_STATUS_SIGNATURE   0x53425355UL
	Command status wrapper signature. More...
#define	USBBLK_TAG_MAGIC   0x18ae0000
	Command tag magic. More...
#define	USBBLK_MAX_LEN   2048
	Maximum length of USB data block. More...
#define	USBBLK_MAX_FILL   4
	Maximum endpoint fill level. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
	FILE_SECBOOT (PERMITTED)

Detailed Description

USB mass storage driver.

Definition in file usbblk.h.

Macro Definition Documentation

USB_CLASS_MSC

#define USB_CLASS_MSC   0x08

Mass storage class code.

Definition at line 19 of file usbblk.h.

USB_SUBCLASS_MSC_SCSI

#define USB_SUBCLASS_MSC_SCSI   0x06

SCSI command set subclass code.

Definition at line 22 of file usbblk.h.

USB_PROTOCOL_MSC_BULK

#define USB_PROTOCOL_MSC_BULK   0x50

Bulk-only transport protocol.

Definition at line 25 of file usbblk.h.

USBBLK_RESET

#define USBBLK_RESET

Value:

( USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE | \
                       USB_REQUEST_TYPE ( 255 ) )

Mass storage reset command.

Definition at line 28 of file usbblk.h.

USBBLK_COMMAND_SIGNATURE

#define USBBLK_COMMAND_SIGNATURE   0x43425355UL

Command block wrapper signature.

Definition at line 50 of file usbblk.h.

USBBLK_STATUS_SIGNATURE

#define USBBLK_STATUS_SIGNATURE   0x53425355UL

Command status wrapper signature.

Definition at line 65 of file usbblk.h.

USBBLK_TAG_MAGIC

#define USBBLK_TAG_MAGIC   0x18ae0000

Command tag magic.

This is a policy decision.

Definition at line 108 of file usbblk.h.

USBBLK_MAX_LEN

#define USBBLK_MAX_LEN   2048

Maximum length of USB data block.

This is a policy decision.

Definition at line 114 of file usbblk.h.

USBBLK_MAX_FILL

#define USBBLK_MAX_FILL   4

Maximum endpoint fill level.

This is a policy decision.

Definition at line 120 of file usbblk.h.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

FILE_SECBOOT()

FILE_SECBOOT

(

PERMITTED

)