| 1 | /** @file
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| 2 | Support for USB 2.0 standard.
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| 3 |
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| 4 | Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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| 5 | This program and the accompanying materials
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| 6 | are licensed and made available under the terms and conditions of the BSD License
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| 7 | which accompanies this distribution. The full text of the license may be found at
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| 8 | http://opensource.org/licenses/bsd-license.php
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| 9 |
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| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 12 |
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| 13 | **/
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| 14 |
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| 15 | #ifndef __USB_H__
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| 16 | #define __USB_H__
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| 17 |
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| 18 | //
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| 19 | // Standard device request and request type
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| 20 | // USB 2.0 spec, Section 9.4
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| 21 | //
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| 22 | #define USB_DEV_GET_STATUS 0x00
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| 23 | #define USB_DEV_GET_STATUS_REQ_TYPE_D 0x80 // Receiver : Device
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| 24 | #define USB_DEV_GET_STATUS_REQ_TYPE_I 0x81 // Receiver : Interface
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| 25 | #define USB_DEV_GET_STATUS_REQ_TYPE_E 0x82 // Receiver : Endpoint
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| 26 |
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| 27 | #define USB_DEV_CLEAR_FEATURE 0x01
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| 28 | #define USB_DEV_CLEAR_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
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| 29 | #define USB_DEV_CLEAR_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
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| 30 | #define USB_DEV_CLEAR_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
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| 31 |
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| 32 | #define USB_DEV_SET_FEATURE 0x03
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| 33 | #define USB_DEV_SET_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
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| 34 | #define USB_DEV_SET_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
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| 35 | #define USB_DEV_SET_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
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| 36 |
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| 37 | #define USB_DEV_SET_ADDRESS 0x05
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| 38 | #define USB_DEV_SET_ADDRESS_REQ_TYPE 0x00
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| 39 |
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| 40 | #define USB_DEV_GET_DESCRIPTOR 0x06
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| 41 | #define USB_DEV_GET_DESCRIPTOR_REQ_TYPE 0x80
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| 42 |
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| 43 | #define USB_DEV_SET_DESCRIPTOR 0x07
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| 44 | #define USB_DEV_SET_DESCRIPTOR_REQ_TYPE 0x00
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| 45 |
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| 46 | #define USB_DEV_GET_CONFIGURATION 0x08
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| 47 | #define USB_DEV_GET_CONFIGURATION_REQ_TYPE 0x80
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| 48 |
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| 49 | #define USB_DEV_SET_CONFIGURATION 0x09
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| 50 | #define USB_DEV_SET_CONFIGURATION_REQ_TYPE 0x00
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| 51 |
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| 52 | #define USB_DEV_GET_INTERFACE 0x0A
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| 53 | #define USB_DEV_GET_INTERFACE_REQ_TYPE 0x81
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| 54 |
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| 55 | #define USB_DEV_SET_INTERFACE 0x0B
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| 56 | #define USB_DEV_SET_INTERFACE_REQ_TYPE 0x01
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| 57 |
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| 58 | #define USB_DEV_SYNCH_FRAME 0x0C
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| 59 | #define USB_DEV_SYNCH_FRAME_REQ_TYPE 0x82
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| 60 |
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| 61 |
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| 62 | //
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| 63 | // USB standard descriptors and reqeust
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| 64 | //
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| 65 | #pragma pack(1)
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| 66 |
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| 67 | ///
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| 68 | /// Format of Setup Data for USB Device Requests
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| 69 | /// USB 2.0 spec, Section 9.3
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| 70 | ///
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| 71 | typedef struct {
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| 72 | UINT8 RequestType;
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| 73 | UINT8 Request;
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| 74 | UINT16 Value;
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| 75 | UINT16 Index;
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| 76 | UINT16 Length;
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| 77 | } USB_DEVICE_REQUEST;
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| 78 |
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| 79 | ///
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| 80 | /// Standard Device Descriptor
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| 81 | /// USB 2.0 spec, Section 9.6.1
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| 82 | ///
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| 83 | typedef struct {
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| 84 | UINT8 Length;
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| 85 | UINT8 DescriptorType;
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| 86 | UINT16 BcdUSB;
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| 87 | UINT8 DeviceClass;
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| 88 | UINT8 DeviceSubClass;
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| 89 | UINT8 DeviceProtocol;
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| 90 | UINT8 MaxPacketSize0;
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| 91 | UINT16 IdVendor;
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| 92 | UINT16 IdProduct;
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| 93 | UINT16 BcdDevice;
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| 94 | UINT8 StrManufacturer;
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| 95 | UINT8 StrProduct;
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| 96 | UINT8 StrSerialNumber;
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| 97 | UINT8 NumConfigurations;
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| 98 | } USB_DEVICE_DESCRIPTOR;
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| 99 |
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| 100 | ///
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| 101 | /// Standard Configuration Descriptor
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| 102 | /// USB 2.0 spec, Section 9.6.3
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| 103 | ///
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| 104 | typedef struct {
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| 105 | UINT8 Length;
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| 106 | UINT8 DescriptorType;
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| 107 | UINT16 TotalLength;
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| 108 | UINT8 NumInterfaces;
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| 109 | UINT8 ConfigurationValue;
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| 110 | UINT8 Configuration;
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| 111 | UINT8 Attributes;
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| 112 | UINT8 MaxPower;
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| 113 | } USB_CONFIG_DESCRIPTOR;
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| 114 |
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| 115 | ///
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| 116 | /// Standard Interface Descriptor
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| 117 | /// USB 2.0 spec, Section 9.6.5
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| 118 | ///
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| 119 | typedef struct {
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| 120 | UINT8 Length;
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| 121 | UINT8 DescriptorType;
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| 122 | UINT8 InterfaceNumber;
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| 123 | UINT8 AlternateSetting;
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| 124 | UINT8 NumEndpoints;
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| 125 | UINT8 InterfaceClass;
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| 126 | UINT8 InterfaceSubClass;
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| 127 | UINT8 InterfaceProtocol;
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| 128 | UINT8 Interface;
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| 129 | } USB_INTERFACE_DESCRIPTOR;
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| 130 |
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| 131 | ///
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| 132 | /// Standard Endpoint Descriptor
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| 133 | /// USB 2.0 spec, Section 9.6.6
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| 134 | ///
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| 135 | typedef struct {
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| 136 | UINT8 Length;
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| 137 | UINT8 DescriptorType;
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| 138 | UINT8 EndpointAddress;
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| 139 | UINT8 Attributes;
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| 140 | UINT16 MaxPacketSize;
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| 141 | UINT8 Interval;
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| 142 | } USB_ENDPOINT_DESCRIPTOR;
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| 143 |
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| 144 | ///
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| 145 | /// UNICODE String Descriptor
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| 146 | /// USB 2.0 spec, Section 9.6.7
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| 147 | ///
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| 148 | typedef struct {
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| 149 | UINT8 Length;
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| 150 | UINT8 DescriptorType;
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| 151 | CHAR16 String[1];
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| 152 | } EFI_USB_STRING_DESCRIPTOR;
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| 153 |
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| 154 | #pragma pack()
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| 155 |
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| 156 |
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| 157 | typedef enum {
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| 158 | //
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| 159 | // USB request type
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| 160 | //
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| 161 | USB_REQ_TYPE_STANDARD = (0x00 << 5),
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| 162 | USB_REQ_TYPE_CLASS = (0x01 << 5),
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| 163 | USB_REQ_TYPE_VENDOR = (0x02 << 5),
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| 164 |
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| 165 | //
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| 166 | // Standard control transfer request type, or the value
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| 167 | // to fill in EFI_USB_DEVICE_REQUEST.Request
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| 168 | //
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| 169 | USB_REQ_GET_STATUS = 0x00,
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| 170 | USB_REQ_CLEAR_FEATURE = 0x01,
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| 171 | USB_REQ_SET_FEATURE = 0x03,
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| 172 | USB_REQ_SET_ADDRESS = 0x05,
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| 173 | USB_REQ_GET_DESCRIPTOR = 0x06,
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| 174 | USB_REQ_SET_DESCRIPTOR = 0x07,
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| 175 | USB_REQ_GET_CONFIG = 0x08,
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| 176 | USB_REQ_SET_CONFIG = 0x09,
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| 177 | USB_REQ_GET_INTERFACE = 0x0A,
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| 178 | USB_REQ_SET_INTERFACE = 0x0B,
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| 179 | USB_REQ_SYNCH_FRAME = 0x0C,
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| 180 |
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| 181 | //
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| 182 | // Usb control transfer target
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| 183 | //
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| 184 | USB_TARGET_DEVICE = 0,
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| 185 | USB_TARGET_INTERFACE = 0x01,
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| 186 | USB_TARGET_ENDPOINT = 0x02,
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| 187 | USB_TARGET_OTHER = 0x03,
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| 188 |
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| 189 | //
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| 190 | // USB Descriptor types
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| 191 | //
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| 192 | USB_DESC_TYPE_DEVICE = 0x01,
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| 193 | USB_DESC_TYPE_CONFIG = 0x02,
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| 194 | USB_DESC_TYPE_STRING = 0x03,
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| 195 | USB_DESC_TYPE_INTERFACE = 0x04,
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| 196 | USB_DESC_TYPE_ENDPOINT = 0x05,
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| 197 | USB_DESC_TYPE_HID = 0x21,
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| 198 | USB_DESC_TYPE_REPORT = 0x22,
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| 199 |
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| 200 | //
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| 201 | // Features to be cleared by CLEAR_FEATURE requests
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| 202 | //
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| 203 | USB_FEATURE_ENDPOINT_HALT = 0,
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| 204 |
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| 205 | //
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| 206 | // USB endpoint types: 00: control, 01: isochronous, 10: bulk, 11: interrupt
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| 207 | //
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| 208 | USB_ENDPOINT_CONTROL = 0x00,
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| 209 | USB_ENDPOINT_ISO = 0x01,
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| 210 | USB_ENDPOINT_BULK = 0x02,
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| 211 | USB_ENDPOINT_INTERRUPT = 0x03,
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| 212 |
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| 213 | USB_ENDPOINT_TYPE_MASK = 0x03,
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| 214 | USB_ENDPOINT_DIR_IN = 0x80,
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| 215 |
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| 216 | //
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| 217 | //Use 200 ms to increase the error handling response time
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| 218 | //
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| 219 | EFI_USB_INTERRUPT_DELAY = 2000000
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| 220 | } USB_TYPES_DEFINITION;
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| 221 |
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| 222 |
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| 223 | //
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| 224 | // HID constants definition, see Device Class Definition
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| 225 | // for Human Interface Devices (HID) rev1.11
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| 226 | //
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| 227 |
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| 228 | //
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| 229 | // HID standard GET_DESCRIPTOR request.
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| 230 | //
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| 231 | #define USB_HID_GET_DESCRIPTOR_REQ_TYPE 0x81
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| 232 |
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| 233 | //
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| 234 | // HID specific requests.
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| 235 | //
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| 236 | #define USB_HID_CLASS_GET_REQ_TYPE 0xa1
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| 237 | #define USB_HID_CLASS_SET_REQ_TYPE 0x21
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| 238 |
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| 239 | //
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| 240 | // HID report item format
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| 241 | //
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| 242 | #define HID_ITEM_FORMAT_SHORT 0
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| 243 | #define HID_ITEM_FORMAT_LONG 1
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| 244 |
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| 245 | //
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| 246 | // Special tag indicating long items
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| 247 | //
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| 248 | #define HID_ITEM_TAG_LONG 15
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| 249 |
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| 250 | //
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| 251 | // HID report descriptor item type (prefix bit 2,3)
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| 252 | //
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| 253 | #define HID_ITEM_TYPE_MAIN 0
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| 254 | #define HID_ITEM_TYPE_GLOBAL 1
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| 255 | #define HID_ITEM_TYPE_LOCAL 2
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| 256 | #define HID_ITEM_TYPE_RESERVED 3
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| 257 |
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| 258 | //
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| 259 | // HID report descriptor main item tags
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| 260 | //
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| 261 | #define HID_MAIN_ITEM_TAG_INPUT 8
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| 262 | #define HID_MAIN_ITEM_TAG_OUTPUT 9
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| 263 | #define HID_MAIN_ITEM_TAG_FEATURE 11
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| 264 | #define HID_MAIN_ITEM_TAG_BEGIN_COLLECTION 10
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| 265 | #define HID_MAIN_ITEM_TAG_END_COLLECTION 12
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| 266 |
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| 267 | //
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| 268 | // HID report descriptor main item contents
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| 269 | //
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| 270 | #define HID_MAIN_ITEM_CONSTANT 0x001
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| 271 | #define HID_MAIN_ITEM_VARIABLE 0x002
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| 272 | #define HID_MAIN_ITEM_RELATIVE 0x004
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| 273 | #define HID_MAIN_ITEM_WRAP 0x008
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| 274 | #define HID_MAIN_ITEM_NONLINEAR 0x010
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| 275 | #define HID_MAIN_ITEM_NO_PREFERRED 0x020
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| 276 | #define HID_MAIN_ITEM_NULL_STATE 0x040
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| 277 | #define HID_MAIN_ITEM_VOLATILE 0x080
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| 278 | #define HID_MAIN_ITEM_BUFFERED_BYTE 0x100
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| 279 |
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| 280 | //
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| 281 | // HID report descriptor collection item types
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| 282 | //
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| 283 | #define HID_COLLECTION_PHYSICAL 0
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| 284 | #define HID_COLLECTION_APPLICATION 1
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| 285 | #define HID_COLLECTION_LOGICAL 2
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| 286 |
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| 287 | //
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| 288 | // HID report descriptor global item tags
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| 289 | //
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| 290 | #define HID_GLOBAL_ITEM_TAG_USAGE_PAGE 0
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| 291 | #define HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM 1
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| 292 | #define HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM 2
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| 293 | #define HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM 3
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| 294 | #define HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM 4
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| 295 | #define HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT 5
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| 296 | #define HID_GLOBAL_ITEM_TAG_UNIT 6
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| 297 | #define HID_GLOBAL_ITEM_TAG_REPORT_SIZE 7
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| 298 | #define HID_GLOBAL_ITEM_TAG_REPORT_ID 8
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| 299 | #define HID_GLOBAL_ITEM_TAG_REPORT_COUNT 9
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| 300 | #define HID_GLOBAL_ITEM_TAG_PUSH 10
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| 301 | #define HID_GLOBAL_ITEM_TAG_POP 11
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| 302 |
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| 303 | //
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| 304 | // HID report descriptor local item tags
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| 305 | //
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| 306 | #define HID_LOCAL_ITEM_TAG_USAGE 0
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| 307 | #define HID_LOCAL_ITEM_TAG_USAGE_MINIMUM 1
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| 308 | #define HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM 2
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| 309 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX 3
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| 310 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM 4
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| 311 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM 5
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| 312 | #define HID_LOCAL_ITEM_TAG_STRING_INDEX 7
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| 313 | #define HID_LOCAL_ITEM_TAG_STRING_MINIMUM 8
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| 314 | #define HID_LOCAL_ITEM_TAG_STRING_MAXIMUM 9
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| 315 | #define HID_LOCAL_ITEM_TAG_DELIMITER 10
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| 316 |
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| 317 | //
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| 318 | // HID report types
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| 319 | //
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| 320 | #define HID_INPUT_REPORT 1
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| 321 | #define HID_OUTPUT_REPORT 2
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| 322 | #define HID_FEATURE_REPORT 3
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| 323 |
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| 324 | //
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| 325 | // HID class protocol request
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| 326 | //
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| 327 | #define EFI_USB_GET_REPORT_REQUEST 0x01
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| 328 | #define EFI_USB_GET_IDLE_REQUEST 0x02
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| 329 | #define EFI_USB_GET_PROTOCOL_REQUEST 0x03
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| 330 | #define EFI_USB_SET_REPORT_REQUEST 0x09
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| 331 | #define EFI_USB_SET_IDLE_REQUEST 0x0a
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| 332 | #define EFI_USB_SET_PROTOCOL_REQUEST 0x0b
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| 333 |
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| 334 | #pragma pack(1)
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| 335 | ///
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| 336 | /// Descriptor header for Report/Physical Descriptors
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| 337 | /// HID 1.1, section 6.2.1
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| 338 | ///
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| 339 | typedef struct hid_class_descriptor {
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| 340 | UINT8 DescriptorType;
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| 341 | UINT16 DescriptorLength;
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| 342 | } EFI_USB_HID_CLASS_DESCRIPTOR;
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| 343 |
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| 344 | ///
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| 345 | /// The HID descriptor identifies the length and type
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| 346 | /// of subordinate descriptors for a device.
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| 347 | /// HID 1.1, section 6.2.1
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| 348 | ///
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| 349 | typedef struct hid_descriptor {
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| 350 | UINT8 Length;
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| 351 | UINT8 DescriptorType;
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| 352 | UINT16 BcdHID;
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| 353 | UINT8 CountryCode;
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| 354 | UINT8 NumDescriptors;
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| 355 | EFI_USB_HID_CLASS_DESCRIPTOR HidClassDesc[1];
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| 356 | } EFI_USB_HID_DESCRIPTOR;
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| 357 |
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| 358 | #pragma pack()
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| 359 |
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| 360 | #endif
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