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diff --git a/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.c b/lib/lufa/Demos/Device/ClassDriver/DualVirtualSerial/Descriptors.c
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1/*
2 LUFA Library
3 Copyright (C) Dean Camera, 2017.
4
5 dean [at] fourwalledcubicle [dot] com
6 www.lufa-lib.org
7*/
8
9/*
10 Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
11
12 Permission to use, copy, modify, distribute, and sell this
13 software and its documentation for any purpose is hereby granted
14 without fee, provided that the above copyright notice appear in
15 all copies and that both that the copyright notice and this
16 permission notice and warranty disclaimer appear in supporting
17 documentation, and that the name of the author not be used in
18 advertising or publicity pertaining to distribution of the
19 software without specific, written prior permission.
20
21 The author disclaims all warranties with regard to this
22 software, including all implied warranties of merchantability
23 and fitness. In no event shall the author be liable for any
24 special, indirect or consequential damages or any damages
25 whatsoever resulting from loss of use, data or profits, whether
26 in an action of contract, negligence or other tortious action,
27 arising out of or in connection with the use or performance of
28 this software.
29*/
30
31/** \file
32 *
33 * USB Device Descriptors, for library use when in USB device mode. Descriptors are special
34 * computer-readable structures which the host requests upon device enumeration, to determine
35 * the device's capabilities and functions.
36 */
37
38#include "Descriptors.h"
39
40
41/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
42 * device characteristics, including the supported USB version, control endpoint size and the
43 * number of device configurations. The descriptor is read out by the USB host when the enumeration
44 * process begins.
45 */
46const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
47{
48 .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
49
50 .USBSpecification = VERSION_BCD(1,1,0),
51 .Class = USB_CSCP_IADDeviceClass,
52 .SubClass = USB_CSCP_IADDeviceSubclass,
53 .Protocol = USB_CSCP_IADDeviceProtocol,
54
55 .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
56
57 .VendorID = 0x03EB,
58 .ProductID = 0x204E,
59 .ReleaseNumber = VERSION_BCD(0,0,1),
60
61 .ManufacturerStrIndex = STRING_ID_Manufacturer,
62 .ProductStrIndex = STRING_ID_Product,
63 .SerialNumStrIndex = USE_INTERNAL_SERIAL,
64
65 .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
66};
67
68/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage
69 * of the device in one of its supported configurations, including information about any device interfaces
70 * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
71 * a configuration so that the host may correctly communicate with the USB device.
72 */
73const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
74{
75 .Config =
76 {
77 .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
78
79 .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
80 .TotalInterfaces = 4,
81
82 .ConfigurationNumber = 1,
83 .ConfigurationStrIndex = NO_DESCRIPTOR,
84
85 .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED),
86
87 .MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
88 },
89
90 .CDC1_IAD =
91 {
92 .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
93
94 .FirstInterfaceIndex = INTERFACE_ID_CDC1_CCI,
95 .TotalInterfaces = 2,
96
97 .Class = CDC_CSCP_CDCClass,
98 .SubClass = CDC_CSCP_ACMSubclass,
99 .Protocol = CDC_CSCP_ATCommandProtocol,
100
101 .IADStrIndex = NO_DESCRIPTOR
102 },
103
104 .CDC1_CCI_Interface =
105 {
106 .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
107
108 .InterfaceNumber = INTERFACE_ID_CDC1_CCI,
109 .AlternateSetting = 0,
110
111 .TotalEndpoints = 1,
112
113 .Class = CDC_CSCP_CDCClass,
114 .SubClass = CDC_CSCP_ACMSubclass,
115 .Protocol = CDC_CSCP_ATCommandProtocol,
116
117 .InterfaceStrIndex = NO_DESCRIPTOR
118 },
119
120 .CDC1_Functional_Header =
121 {
122 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
123 .Subtype = CDC_DSUBTYPE_CSInterface_Header,
124
125 .CDCSpecification = VERSION_BCD(1,1,0),
126 },
127
128 .CDC1_Functional_ACM =
129 {
130 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
131 .Subtype = CDC_DSUBTYPE_CSInterface_ACM,
132
133 .Capabilities = 0x06,
134 },
135
136 .CDC1_Functional_Union =
137 {
138 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
139 .Subtype = CDC_DSUBTYPE_CSInterface_Union,
140
141 .MasterInterfaceNumber = INTERFACE_ID_CDC1_CCI,
142 .SlaveInterfaceNumber = INTERFACE_ID_CDC1_DCI,
143 },
144
145 .CDC1_ManagementEndpoint =
146 {
147 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
148
149 .EndpointAddress = CDC1_NOTIFICATION_EPADDR,
150 .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
151 .EndpointSize = CDC_NOTIFICATION_EPSIZE,
152 .PollingIntervalMS = 0xFF
153 },
154
155 .CDC1_DCI_Interface =
156 {
157 .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
158
159 .InterfaceNumber = INTERFACE_ID_CDC1_DCI,
160 .AlternateSetting = 0,
161
162 .TotalEndpoints = 2,
163
164 .Class = CDC_CSCP_CDCDataClass,
165 .SubClass = CDC_CSCP_NoDataSubclass,
166 .Protocol = CDC_CSCP_NoDataProtocol,
167
168 .InterfaceStrIndex = NO_DESCRIPTOR
169 },
170
171 .CDC1_DataOutEndpoint =
172 {
173 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
174
175 .EndpointAddress = CDC1_RX_EPADDR,
176 .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
177 .EndpointSize = CDC_TXRX_EPSIZE,
178 .PollingIntervalMS = 0x05
179 },
180
181 .CDC1_DataInEndpoint =
182 {
183 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
184
185 .EndpointAddress = CDC1_TX_EPADDR,
186 .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
187 .EndpointSize = CDC_TXRX_EPSIZE,
188 .PollingIntervalMS = 0x05
189 },
190
191 .CDC2_IAD =
192 {
193 .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
194
195 .FirstInterfaceIndex = INTERFACE_ID_CDC2_CCI,
196 .TotalInterfaces = 2,
197
198 .Class = CDC_CSCP_CDCClass,
199 .SubClass = CDC_CSCP_ACMSubclass,
200 .Protocol = CDC_CSCP_ATCommandProtocol,
201
202 .IADStrIndex = NO_DESCRIPTOR
203 },
204
205 .CDC2_CCI_Interface =
206 {
207 .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
208
209 .InterfaceNumber = INTERFACE_ID_CDC2_CCI,
210 .AlternateSetting = 0,
211
212 .TotalEndpoints = 1,
213
214 .Class = CDC_CSCP_CDCClass,
215 .SubClass = CDC_CSCP_ACMSubclass,
216 .Protocol = CDC_CSCP_ATCommandProtocol,
217
218 .InterfaceStrIndex = NO_DESCRIPTOR
219 },
220
221 .CDC2_Functional_Header =
222 {
223 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
224 .Subtype = CDC_DSUBTYPE_CSInterface_Header,
225
226 .CDCSpecification = VERSION_BCD(1,1,0),
227 },
228
229 .CDC2_Functional_ACM =
230 {
231 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
232 .Subtype = CDC_DSUBTYPE_CSInterface_ACM,
233
234 .Capabilities = 0x06,
235 },
236
237 .CDC2_Functional_Union =
238 {
239 .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
240 .Subtype = CDC_DSUBTYPE_CSInterface_Union,
241
242 .MasterInterfaceNumber = INTERFACE_ID_CDC2_CCI,
243 .SlaveInterfaceNumber = INTERFACE_ID_CDC2_DCI,
244 },
245
246 .CDC2_ManagementEndpoint =
247 {
248 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
249
250 .EndpointAddress = CDC2_NOTIFICATION_EPADDR,
251 .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
252 .EndpointSize = CDC_NOTIFICATION_EPSIZE,
253 .PollingIntervalMS = 0xFF
254 },
255
256 .CDC2_DCI_Interface =
257 {
258 .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
259
260 .InterfaceNumber = INTERFACE_ID_CDC2_DCI,
261 .AlternateSetting = 0,
262
263 .TotalEndpoints = 2,
264
265 .Class = CDC_CSCP_CDCDataClass,
266 .SubClass = CDC_CSCP_NoDataSubclass,
267 .Protocol = CDC_CSCP_NoDataProtocol,
268
269 .InterfaceStrIndex = NO_DESCRIPTOR
270 },
271
272 .CDC2_DataOutEndpoint =
273 {
274 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
275
276 .EndpointAddress = CDC2_RX_EPADDR,
277 .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
278 .EndpointSize = CDC_TXRX_EPSIZE,
279 .PollingIntervalMS = 0x05
280 },
281
282 .CDC2_DataInEndpoint =
283 {
284 .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
285
286 .EndpointAddress = CDC2_TX_EPADDR,
287 .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
288 .EndpointSize = CDC_TXRX_EPSIZE,
289 .PollingIntervalMS = 0x05
290 }
291};
292
293/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests
294 * the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
295 * via the language ID table available at USB.org what languages the device supports for its string descriptors.
296 */
297const USB_Descriptor_String_t PROGMEM LanguageString = USB_STRING_DESCRIPTOR_ARRAY(LANGUAGE_ID_ENG);
298
299/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable
300 * form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
301 * Descriptor.
302 */
303const USB_Descriptor_String_t PROGMEM ManufacturerString = USB_STRING_DESCRIPTOR(L"Dean Camera");
304
305/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
306 * and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
307 * Descriptor.
308 */
309const USB_Descriptor_String_t PROGMEM ProductString = USB_STRING_DESCRIPTOR(L"LUFA Dual CDC Demo");
310
311/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
312 * documentation) by the application code so that the address and size of a requested descriptor can be given
313 * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
314 * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
315 * USB host.
316 */
317uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
318 const uint16_t wIndex,
319 const void** const DescriptorAddress)
320{
321 const uint8_t DescriptorType = (wValue >> 8);
322 const uint8_t DescriptorNumber = (wValue & 0xFF);
323
324 const void* Address = NULL;
325 uint16_t Size = NO_DESCRIPTOR;
326
327 switch (DescriptorType)
328 {
329 case DTYPE_Device:
330 Address = &DeviceDescriptor;
331 Size = sizeof(USB_Descriptor_Device_t);
332 break;
333 case DTYPE_Configuration:
334 Address = &ConfigurationDescriptor;
335 Size = sizeof(USB_Descriptor_Configuration_t);
336 break;
337 case DTYPE_String:
338 switch (DescriptorNumber)
339 {
340 case STRING_ID_Language:
341 Address = &LanguageString;
342 Size = pgm_read_byte(&LanguageString.Header.Size);
343 break;
344 case STRING_ID_Manufacturer:
345 Address = &ManufacturerString;
346 Size = pgm_read_byte(&ManufacturerString.Header.Size);
347 break;
348 case STRING_ID_Product:
349 Address = &ProductString;
350 Size = pgm_read_byte(&ProductString.Header.Size);
351 break;
352 }
353
354 break;
355 }
356
357 *DescriptorAddress = Address;
358 return Size;
359}
360
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