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/** @file
Support for USB 2.0 standard.
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __USB_H__
#define __USB_H__
//
// Subset of Class and Subclass definitions from USB Specs
//
//
// Usb mass storage class code
//
#define USB_MASS_STORE_CLASS 0x08
//
// Usb mass storage subclass code, specify the command set used.
//
#define USB_MASS_STORE_RBC 0x01 ///< Reduced Block Commands
#define USB_MASS_STORE_8020I 0x02 ///< SFF-8020i, typically a CD/DVD device
#define USB_MASS_STORE_QIC 0x03 ///< Typically a tape device
#define USB_MASS_STORE_UFI 0x04 ///< Typically a floppy disk driver device
#define USB_MASS_STORE_8070I 0x05 ///< SFF-8070i, typically a floppy disk driver device.
#define USB_MASS_STORE_SCSI 0x06 ///< SCSI transparent command set
//
// Usb mass storage protocol code, specify the transport protocol
//
#define USB_MASS_STORE_CBI0 0x00 ///< CBI protocol with command completion interrupt
#define USB_MASS_STORE_CBI1 0x01 ///< CBI protocol without command completion interrupt
#define USB_MASS_STORE_BOT 0x50 ///< Bulk-Only Transport
//
// Standard device request and request type
// USB 2.0 spec, Section 9.4
//
#define USB_DEV_GET_STATUS 0x00
#define USB_DEV_GET_STATUS_REQ_TYPE_D 0x80 // Receiver : Device
#define USB_DEV_GET_STATUS_REQ_TYPE_I 0x81 // Receiver : Interface
#define USB_DEV_GET_STATUS_REQ_TYPE_E 0x82 // Receiver : Endpoint
#define USB_DEV_CLEAR_FEATURE 0x01
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
#define USB_DEV_SET_FEATURE 0x03
#define USB_DEV_SET_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
#define USB_DEV_SET_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
#define USB_DEV_SET_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
#define USB_DEV_SET_ADDRESS 0x05
#define USB_DEV_SET_ADDRESS_REQ_TYPE 0x00
#define USB_DEV_GET_DESCRIPTOR 0x06
#define USB_DEV_GET_DESCRIPTOR_REQ_TYPE 0x80
#define USB_DEV_SET_DESCRIPTOR 0x07
#define USB_DEV_SET_DESCRIPTOR_REQ_TYPE 0x00
#define USB_DEV_GET_CONFIGURATION 0x08
#define USB_DEV_GET_CONFIGURATION_REQ_TYPE 0x80
#define USB_DEV_SET_CONFIGURATION 0x09
#define USB_DEV_SET_CONFIGURATION_REQ_TYPE 0x00
#define USB_DEV_GET_INTERFACE 0x0A
#define USB_DEV_GET_INTERFACE_REQ_TYPE 0x81
#define USB_DEV_SET_INTERFACE 0x0B
#define USB_DEV_SET_INTERFACE_REQ_TYPE 0x01
#define USB_DEV_SYNCH_FRAME 0x0C
#define USB_DEV_SYNCH_FRAME_REQ_TYPE 0x82
//
// USB standard descriptors and reqeust
//
#pragma pack(1)
///
/// Format of Setup Data for USB Device Requests
/// USB 2.0 spec, Section 9.3
///
typedef struct {
UINT8 RequestType;
UINT8 Request;
UINT16 Value;
UINT16 Index;
UINT16 Length;
} USB_DEVICE_REQUEST;
///
/// Standard Device Descriptor
/// USB 2.0 spec, Section 9.6.1
///
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT16 BcdUSB;
UINT8 DeviceClass;
UINT8 DeviceSubClass;
UINT8 DeviceProtocol;
UINT8 MaxPacketSize0;
UINT16 IdVendor;
UINT16 IdProduct;
UINT16 BcdDevice;
UINT8 StrManufacturer;
UINT8 StrProduct;
UINT8 StrSerialNumber;
UINT8 NumConfigurations;
} USB_DEVICE_DESCRIPTOR;
///
/// Standard Configuration Descriptor
/// USB 2.0 spec, Section 9.6.3
///
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT16 TotalLength;
UINT8 NumInterfaces;
UINT8 ConfigurationValue;
UINT8 Configuration;
UINT8 Attributes;
UINT8 MaxPower;
} USB_CONFIG_DESCRIPTOR;
///
/// Standard Interface Descriptor
/// USB 2.0 spec, Section 9.6.5
///
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 InterfaceNumber;
UINT8 AlternateSetting;
UINT8 NumEndpoints;
UINT8 InterfaceClass;
UINT8 InterfaceSubClass;
UINT8 InterfaceProtocol;
UINT8 Interface;
} USB_INTERFACE_DESCRIPTOR;
///
/// Standard Endpoint Descriptor
/// USB 2.0 spec, Section 9.6.6
///
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 EndpointAddress;
UINT8 Attributes;
UINT16 MaxPacketSize;
UINT8 Interval;
} USB_ENDPOINT_DESCRIPTOR;
///
/// UNICODE String Descriptor
/// USB 2.0 spec, Section 9.6.7
///
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
CHAR16 String[1];
} EFI_USB_STRING_DESCRIPTOR;
#pragma pack()
typedef enum {
//
// USB request type
//
USB_REQ_TYPE_STANDARD = (0x00 << 5),
USB_REQ_TYPE_CLASS = (0x01 << 5),
USB_REQ_TYPE_VENDOR = (0x02 << 5),
//
// Standard control transfer request type, or the value
// to fill in EFI_USB_DEVICE_REQUEST.Request
//
USB_REQ_GET_STATUS = 0x00,
USB_REQ_CLEAR_FEATURE = 0x01,
USB_REQ_SET_FEATURE = 0x03,
USB_REQ_SET_ADDRESS = 0x05,
USB_REQ_GET_DESCRIPTOR = 0x06,
USB_REQ_SET_DESCRIPTOR = 0x07,
USB_REQ_GET_CONFIG = 0x08,
USB_REQ_SET_CONFIG = 0x09,
USB_REQ_GET_INTERFACE = 0x0A,
USB_REQ_SET_INTERFACE = 0x0B,
USB_REQ_SYNCH_FRAME = 0x0C,
//
// Usb control transfer target
//
USB_TARGET_DEVICE = 0,
USB_TARGET_INTERFACE = 0x01,
USB_TARGET_ENDPOINT = 0x02,
USB_TARGET_OTHER = 0x03,
//
// USB Descriptor types
//
USB_DESC_TYPE_DEVICE = 0x01,
USB_DESC_TYPE_CONFIG = 0x02,
USB_DESC_TYPE_STRING = 0x03,
USB_DESC_TYPE_INTERFACE = 0x04,
USB_DESC_TYPE_ENDPOINT = 0x05,
USB_DESC_TYPE_HID = 0x21,
USB_DESC_TYPE_REPORT = 0x22,
//
// Features to be cleared by CLEAR_FEATURE requests
//
USB_FEATURE_ENDPOINT_HALT = 0,
//
// USB endpoint types: 00: control, 01: isochronous, 10: bulk, 11: interrupt
//
USB_ENDPOINT_CONTROL = 0x00,
USB_ENDPOINT_ISO = 0x01,
USB_ENDPOINT_BULK = 0x02,
USB_ENDPOINT_INTERRUPT = 0x03,
USB_ENDPOINT_TYPE_MASK = 0x03,
USB_ENDPOINT_DIR_IN = 0x80,
//
// Use 200 ms to increase the error handling response time
//
EFI_USB_INTERRUPT_DELAY = 2000000
} USB_TYPES_DEFINITION;
//
// HID constants definition, see Device Class Definition
// for Human Interface Devices (HID) rev1.11
//
//
// HID standard GET_DESCRIPTOR request.
//
#define USB_HID_GET_DESCRIPTOR_REQ_TYPE 0x81
//
// HID specific requests.
//
#define USB_HID_CLASS_GET_REQ_TYPE 0xa1
#define USB_HID_CLASS_SET_REQ_TYPE 0x21
//
// HID report item format
//
#define HID_ITEM_FORMAT_SHORT 0
#define HID_ITEM_FORMAT_LONG 1
//
// Special tag indicating long items
//
#define HID_ITEM_TAG_LONG 15
//
// HID report descriptor item type (prefix bit 2,3)
//
#define HID_ITEM_TYPE_MAIN 0
#define HID_ITEM_TYPE_GLOBAL 1
#define HID_ITEM_TYPE_LOCAL 2
#define HID_ITEM_TYPE_RESERVED 3
//
// HID report descriptor main item tags
//
#define HID_MAIN_ITEM_TAG_INPUT 8
#define HID_MAIN_ITEM_TAG_OUTPUT 9
#define HID_MAIN_ITEM_TAG_FEATURE 11
#define HID_MAIN_ITEM_TAG_BEGIN_COLLECTION 10
#define HID_MAIN_ITEM_TAG_END_COLLECTION 12
//
// HID report descriptor main item contents
//
#define HID_MAIN_ITEM_CONSTANT 0x001
#define HID_MAIN_ITEM_VARIABLE 0x002
#define HID_MAIN_ITEM_RELATIVE 0x004
#define HID_MAIN_ITEM_WRAP 0x008
#define HID_MAIN_ITEM_NONLINEAR 0x010
#define HID_MAIN_ITEM_NO_PREFERRED 0x020
#define HID_MAIN_ITEM_NULL_STATE 0x040
#define HID_MAIN_ITEM_VOLATILE 0x080
#define HID_MAIN_ITEM_BUFFERED_BYTE 0x100
//
// HID report descriptor collection item types
//
#define HID_COLLECTION_PHYSICAL 0
#define HID_COLLECTION_APPLICATION 1
#define HID_COLLECTION_LOGICAL 2
//
// HID report descriptor global item tags
//
#define HID_GLOBAL_ITEM_TAG_USAGE_PAGE 0
#define HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM 1
#define HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM 2
#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM 3
#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM 4
#define HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT 5
#define HID_GLOBAL_ITEM_TAG_UNIT 6
#define HID_GLOBAL_ITEM_TAG_REPORT_SIZE 7
#define HID_GLOBAL_ITEM_TAG_REPORT_ID 8
#define HID_GLOBAL_ITEM_TAG_REPORT_COUNT 9
#define HID_GLOBAL_ITEM_TAG_PUSH 10
#define HID_GLOBAL_ITEM_TAG_POP 11
//
// HID report descriptor local item tags
//
#define HID_LOCAL_ITEM_TAG_USAGE 0
#define HID_LOCAL_ITEM_TAG_USAGE_MINIMUM 1
#define HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM 2
#define HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX 3
#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM 4
#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM 5
#define HID_LOCAL_ITEM_TAG_STRING_INDEX 7
#define HID_LOCAL_ITEM_TAG_STRING_MINIMUM 8
#define HID_LOCAL_ITEM_TAG_STRING_MAXIMUM 9
#define HID_LOCAL_ITEM_TAG_DELIMITER 10
//
// HID report types
//
#define HID_INPUT_REPORT 1
#define HID_OUTPUT_REPORT 2
#define HID_FEATURE_REPORT 3
//
// HID class protocol request
//
#define EFI_USB_GET_REPORT_REQUEST 0x01
#define EFI_USB_GET_IDLE_REQUEST 0x02
#define EFI_USB_GET_PROTOCOL_REQUEST 0x03
#define EFI_USB_SET_REPORT_REQUEST 0x09
#define EFI_USB_SET_IDLE_REQUEST 0x0a
#define EFI_USB_SET_PROTOCOL_REQUEST 0x0b
#pragma pack(1)
///
/// Descriptor header for Report/Physical Descriptors
/// HID 1.1, section 6.2.1
///
typedef struct hid_class_descriptor {
UINT8 DescriptorType;
UINT16 DescriptorLength;
} EFI_USB_HID_CLASS_DESCRIPTOR;
///
/// The HID descriptor identifies the length and type
/// of subordinate descriptors for a device.
/// HID 1.1, section 6.2.1
///
typedef struct hid_descriptor {
UINT8 Length;
UINT8 DescriptorType;
UINT16 BcdHID;
UINT8 CountryCode;
UINT8 NumDescriptors;
EFI_USB_HID_CLASS_DESCRIPTOR HidClassDesc[1];
} EFI_USB_HID_DESCRIPTOR;
#pragma pack()
#endif
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