1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * USB virtual root hub descriptors
6 * Stephen Warren swarren@wwwdotorg.org
11 #ifndef __USBROOTHUBDES_H__
12 #define __USBROOTHUBDES_H__
14 /* Device descriptor */
15 static __u8 root_hub_dev_des[] = {
16 0x12, /* __u8 bLength; */
17 0x01, /* __u8 bDescriptorType; Device */
18 0x10, /* __u16 bcdUSB; v1.1 */
20 0x09, /* __u8 bDeviceClass; HUB_CLASSCODE */
21 0x00, /* __u8 bDeviceSubClass; */
22 0x00, /* __u8 bDeviceProtocol; */
23 0x08, /* __u8 bMaxPacketSize0; 8 Bytes */
24 0x00, /* __u16 idVendor; */
26 0x00, /* __u16 idProduct; */
28 0x00, /* __u16 bcdDevice; */
30 0x00, /* __u8 iManufacturer; */
31 0x01, /* __u8 iProduct; */
32 0x00, /* __u8 iSerialNumber; */
33 0x01, /* __u8 bNumConfigurations; */
36 /* Configuration descriptor */
37 static __u8 root_hub_config_des[] = {
38 0x09, /* __u8 bLength; */
39 0x02, /* __u8 bDescriptorType; Configuration */
40 0x19, /* __u16 wTotalLength; */
42 0x01, /* __u8 bNumInterfaces; */
43 0x01, /* __u8 bConfigurationValue; */
44 0x00, /* __u8 iConfiguration; */
45 0x40, /* __u8 bmAttributes;
51 0x00, /* __u8 MaxPower; */
53 0x09, /* __u8 if_bLength; */
54 0x04, /* __u8 if_bDescriptorType; Interface */
55 0x00, /* __u8 if_bInterfaceNumber; */
56 0x00, /* __u8 if_bAlternateSetting; */
57 0x01, /* __u8 if_bNumEndpoints; */
58 0x09, /* __u8 if_bInterfaceClass; HUB_CLASSCODE */
59 0x00, /* __u8 if_bInterfaceSubClass; */
60 0x00, /* __u8 if_bInterfaceProtocol; */
61 0x00, /* __u8 if_iInterface; */
63 0x07, /* __u8 ep_bLength; */
64 0x05, /* __u8 ep_bDescriptorType; Endpoint */
65 0x81, /* __u8 ep_bEndpointAddress; IN Endpoint 1 */
66 0x03, /* __u8 ep_bmAttributes; Interrupt */
67 0x02, /* __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */
69 0xff, /* __u8 ep_bInterval; 255 ms */
72 #ifdef WANT_USB_ROOT_HUB_HUB_DES
73 static unsigned char root_hub_hub_des[] = {
74 0x09, /* __u8 bLength; */
75 0x29, /* __u8 bDescriptorType; Hub-descriptor */
76 0x02, /* __u8 bNbrPorts; */
77 0x00, /* __u16 wHubCharacteristics; */
79 0x01, /* __u8 bPwrOn2pwrGood; 2ms */
80 0x00, /* __u8 bHubContrCurrent; 0 mA */
81 0x00, /* __u8 DeviceRemovable; *** 7 Ports max *** */
82 0xff, /* __u8 PortPwrCtrlMask; *** 7 ports max *** */
86 static unsigned char root_hub_str_index0[] = {
87 0x04, /* __u8 bLength; */
88 0x03, /* __u8 bDescriptorType; String-descriptor */
89 0x09, /* __u8 lang ID */
90 0x04, /* __u8 lang ID */
93 static unsigned char root_hub_str_index1[] = {
94 32, /* __u8 bLength; */
95 0x03, /* __u8 bDescriptorType; String-descriptor */
96 'U', /* __u8 Unicode */
98 '-', /* __u8 Unicode */
100 'B', /* __u8 Unicode */
101 0, /* __u8 Unicode */
102 'o', /* __u8 Unicode */
103 0, /* __u8 Unicode */
104 'o', /* __u8 Unicode */
105 0, /* __u8 Unicode */
106 't', /* __u8 Unicode */
107 0, /* __u8 Unicode */
108 ' ', /* __u8 Unicode */
109 0, /* __u8 Unicode */
110 'R', /* __u8 Unicode */
111 0, /* __u8 Unicode */
112 'o', /* __u8 Unicode */
113 0, /* __u8 Unicode */
114 'o', /* __u8 Unicode */
115 0, /* __u8 Unicode */
116 't', /* __u8 Unicode */
117 0, /* __u8 Unicode */
118 ' ', /* __u8 Unicode */
119 0, /* __u8 Unicode */
120 'H', /* __u8 Unicode */
121 0, /* __u8 Unicode */
122 'u', /* __u8 Unicode */
123 0, /* __u8 Unicode */
124 'b', /* __u8 Unicode */
125 0, /* __u8 Unicode */