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USBDevice_Types.h
1 /*
2  * Copyright (c) 2018-2019, Arm Limited and affiliates.
3  * SPDX-License-Identifier: Apache-2.0
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #ifndef USBDEVICE_TYPES_H
19 #define USBDEVICE_TYPES_H
20 
21 /* Standard requests */
22 #define GET_STATUS (0)
23 #define CLEAR_FEATURE (1)
24 #define SET_FEATURE (3)
25 #define SET_ADDRESS (5)
26 #define GET_DESCRIPTOR (6)
27 #define SET_DESCRIPTOR (7)
28 #define GET_CONFIGURATION (8)
29 #define SET_CONFIGURATION (9)
30 #define GET_INTERFACE (10)
31 #define SET_INTERFACE (11)
32 
33 /* bmRequestType.dataTransferDirection */
34 #define HOST_TO_DEVICE (0)
35 #define DEVICE_TO_HOST (1)
36 
37 /* bmRequestType.Type*/
38 #define STANDARD_TYPE (0)
39 #define CLASS_TYPE (1)
40 #define VENDOR_TYPE (2)
41 #define RESERVED_TYPE (3)
42 
43 /* bmRequestType.Recipient */
44 #define DEVICE_RECIPIENT (0)
45 #define INTERFACE_RECIPIENT (1)
46 #define ENDPOINT_RECIPIENT (2)
47 #define OTHER_RECIPIENT (3)
48 
49 /* Descriptors */
50 #define DESCRIPTOR_TYPE(wValue) (wValue >> 8)
51 #define DESCRIPTOR_INDEX(wValue) (wValue & 0xff)
52 
53 #endif
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