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/** @file
Support for USB 1.1 standard.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Usb.h
**/
#ifndef __USB_H__
#define __USB_H__
//
// USB Descriptor types
//
#define USB_DT_DEVICE 0x01
#define USB_DT_CONFIG 0x02
#define USB_DT_STRING 0x03
#define USB_DT_INTERFACE 0x04
#define USB_DT_ENDPOINT 0x05
#define USB_DT_HUB 0x29
#define USB_DT_HID 0x21
//
// USB request type
//
#define USB_TYPE_STANDARD (0x00 << 5)
#define USB_TYPE_CLASS (0x01 << 5)
#define USB_TYPE_VENDOR (0x02 << 5)
#define USB_TYPE_RESERVED (0x03 << 5)
//
// USB request targer device
//
#define USB_RECIP_DEVICE 0x00
#define USB_RECIP_INTERFACE 0x01
#define USB_RECIP_ENDPOINT 0x02
#define USB_RECIP_OTHER 0x03
//
// Request target types.
//
#define USB_RT_DEVICE 0x00
#define USB_RT_INTERFACE 0x01
#define USB_RT_ENDPOINT 0x02
#define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE)
#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)
//
// USB Transfer Results
//
#define EFI_USB_NOERROR 0x00
#define EFI_USB_ERR_NOTEXECUTE 0x01
#define EFI_USB_ERR_STALL 0x02
#define EFI_USB_ERR_BUFFER 0x04
#define EFI_USB_ERR_BABBLE 0x08
#define EFI_USB_ERR_NAK 0x10
#define EFI_USB_ERR_CRC 0x20
#define EFI_USB_ERR_TIMEOUT 0x40
#define EFI_USB_ERR_BITSTUFF 0x80
#define EFI_USB_ERR_SYSTEM 0x100
//
//Use 200 ms to increase the error handling response time
//
#define EFI_USB_INTERRUPT_DELAY 2000000
//
// USB transation direction
//
typedef enum {
EfiUsbDataIn,
EfiUsbDataOut,
EfiUsbNoData
} EFI_USB_DATA_DIRECTION;
//
// Usb Data recipient type
//
typedef enum {
EfiUsbDevice,
EfiUsbInterface,
EfiUsbEndpoint
} EFI_USB_RECIPIENT;
typedef enum {
EfiUsbEndpointHalt,
EfiUsbDeviceRemoteWakeup
} EFI_USB_STANDARD_FEATURE_SELECTOR;
#pragma pack(1)
//
// Usb device request structure
//
typedef struct {
UINT8 RequestType;
UINT8 Request;
UINT16 Value;
UINT16 Index;
UINT16 Length;
} EFI_USB_DEVICE_REQUEST;
//
// Standard USB request
//
#define USB_DEV_GET_STATUS 0x00
#define USB_DEV_CLEAR_FEATURE 0x01
#define USB_DEV_SET_FEATURE 0x03
#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
//
// Device descriptor. refer USB1.1
//
typedef struct usb_device_descriptor {
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;
} EFI_USB_DEVICE_DESCRIPTOR;
//
// Endpoint descriptor
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 EndpointAddress;
UINT8 Attributes;
UINT16 MaxPacketSize;
UINT8 Interval;
} EFI_USB_ENDPOINT_DESCRIPTOR;
//
// Interface descriptor
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 InterfaceNumber;
UINT8 AlternateSetting;
UINT8 NumEndpoints;
UINT8 InterfaceClass;
UINT8 InterfaceSubClass;
UINT8 InterfaceProtocol;
UINT8 Interface;
} EFI_USB_INTERFACE_DESCRIPTOR;
//
// USB alternate setting
//
typedef struct {
EFI_USB_INTERFACE_DESCRIPTOR *Interface;
} USB_ALT_SETTING;
//
// Configuration descriptor
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT16 TotalLength;
UINT8 NumInterfaces;
UINT8 ConfigurationValue;
UINT8 Configuration;
UINT8 Attributes;
UINT8 MaxPower;
} EFI_USB_CONFIG_DESCRIPTOR;
//
// Supported String Languages
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT16 SupportedLanID[1];
} EFI_USB_SUPPORTED_LANGUAGES;
//
// String descriptor
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
CHAR16 String[1];
} EFI_USB_STRING_DESCRIPTOR;
//
// Hub descriptor
//
#define MAXBYTES 8
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 NbrPorts;
UINT8 HubCharacteristics[2];
UINT8 PwrOn2PwrGood;
UINT8 HubContrCurrent;
UINT8 Filler[MAXBYTES];
} EFI_USB_HUB_DESCRIPTOR;
typedef struct {
UINT16 PortStatus;
UINT16 PortChangeStatus;
} EFI_USB_PORT_STATUS;
//
// Constant value for Port Status & Port Change Status
//
#define USB_PORT_STAT_CONNECTION 0x0001
#define USB_PORT_STAT_ENABLE 0x0002
#define USB_PORT_STAT_SUSPEND 0x0004
#define USB_PORT_STAT_OVERCURRENT 0x0008
#define USB_PORT_STAT_RESET 0x0010
#define USB_PORT_STAT_POWER 0x0100
#define USB_PORT_STAT_LOW_SPEED 0x0200
#define USB_PORT_STAT_HIGH_SPEED 0x0400
#define USB_PORT_STAT_OWNER 0x0800
#define USB_PORT_STAT_C_CONNECTION 0x0001
#define USB_PORT_STAT_C_ENABLE 0x0002
#define USB_PORT_STAT_C_SUSPEND 0x0004
#define USB_PORT_STAT_C_OVERCURRENT 0x0008
#define USB_PORT_STAT_C_RESET 0x0010
//
// Used for set/clear port feature request
//
typedef enum {
EfiUsbPortEnable = 1,
EfiUsbPortSuspend = 2,
EfiUsbPortReset = 4,
EfiUsbPortPower = 8,
EfiUsbPortOwner = 13,
EfiUsbPortConnectChange = 16,
EfiUsbPortEnableChange = 17,
EfiUsbPortSuspendChange = 18,
EfiUsbPortOverCurrentChange = 19,
EfiUsbPortResetChange = 20
} EFI_USB_PORT_FEATURE;
#pragma pack()
#endif
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