source: azure_iot_hub_f767zi/trunk/asp_baseplatform/usb/device/SERIAL/tusbd_serial.c@ 457

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1/*
2 * TOPPERS BASE PLATFORM MIDDLEWARE
3 *
4 * Copyright (C) 2017-2017 by TOPPERS PROJECT
5 * Educational Working Group.
6 *
7 * 上記著作権者は，以下の(1)～(4)の条件を満たす場合に限り，本ソフトウェ
8 * ア（本ソフトウェアを改変したものを含む．以下同じ）を使用・複製・改
9 * 変・再配布（以下，利用と呼ぶ）することを無償で許諾する．
10 * (1) 本ソフトウェアをソースコードの形で利用する場合には，上記の著作
11 * 権表示，この利用条件および下記の無保証規定が，そのままの形でソー
12 * スコード中に含まれていること．
13 * (2) 本ソフトウェアを，ライブラリ形式など，他のソフトウェア開発に使
14 * 用できる形で再配布する場合には，再配布に伴うドキュメント（利用
15 * 者マニュアルなど）に，上記の著作権表示，この利用条件および下記
16 * の無保証規定を掲載すること．
17 * (3) 本ソフトウェアを，機器に組み込むなど，他のソフトウェア開発に使
18 * 用できない形で再配布する場合には，次のいずれかの条件を満たすこ
19 * と．
20 * (a) 再配布に伴うドキュメント（利用者マニュアルなど）に，上記の著
21 * 作権表示，この利用条件および下記の無保証規定を掲載すること．
22 * (b) 再配布の形態を，別に定める方法によって，TOPPERSプロジェクトに
23 * 報告すること．
24 * (4) 本ソフトウェアの利用により直接的または間接的に生じるいかなる損
25 * 害からも，上記著作権者およびTOPPERSプロジェクトを免責すること．
26 * また，本ソフトウェアのユーザまたはエンドユーザからのいかなる理
27 * 由に基づく請求からも，上記著作権者およびTOPPERSプロジェクトを
28 * 免責すること．
29 *
30 * 本ソフトウェアは，無保証で提供されているものである．上記著作権者お
31 * よびTOPPERSプロジェクトは，本ソフトウェアに関して，特定の使用目的
32 * に対する適合性も含めて，いかなる保証も行わない．また，本ソフトウェ
33 * アの利用により直接的または間接的に生じたいかなる損害に関しても，そ
34 * の責任を負わない．
35 *
36 * @(#) $Id$
37 */
38/*
39 * USB Device Middleware CDC:SERIAL CLASS部
40 */
41
42#include "tusbd_serial.h"
43
44
45#define CDC_INTERVAL_TIME 16
46
47/*
48 * USB CDC HS DEVICE CONFIGURATION DESCRIPTOR
49 */
50uint8_t configurationCdcHsDescriptor[TOTAL_CDC_DESCRIPTOR_LENGTH] __attribute__ ((aligned (USB_DATA_ALIGN))) =
51{
52 CONFIGURATION_DESCRIPTOR_LENGTH, // bLength
53 CONFIGURATION_DESCRIPTOR, // bDescriptorType
54 (TOTAL_CDC_DESCRIPTOR_LENGTH & 0xFF), // wTotalLength (LSB)
55 (TOTAL_CDC_DESCRIPTOR_LENGTH >> 8), // wTotalLength (MSB)
56 0x02, // bNumInterfaces
57 0x01, // bConfigurationValue
58 0x00, // iConfiguration
59 C_RESERVED | C_SELF_POWERED, // bmAttributes
60 C_POWER(100), // bMaxPower
61
62 INTERFACE_DESCRIPTOR_LENGTH, // bLength
63 INTERFACE_DESCRIPTOR, // bDescriptorType
64 0x00, // bInterfaceNumber
65 0x00, // bAlternateSetting
66 0x01, // bNumEndpoints
67 CDC_CLASS, // bInterfaceClass
68 0x02, // bInterfaceSubClass
69 0x01, // bInterfaceProtocol
70 0x00, // iInterface
71
72 /* CDC Header Functional Descriptor, CDC Spec 5.2.3.1, Table 26 */
73 0x05, // bFunctionLength
74 0x24, // bDescriptorType
75 0x00, // bDescriptorSubtype
76 0x10, 0x01, // bcdCDC
77 /* Call Management Functional Descriptor, CDC Spec 5.2.3.2, Table 27 */
78 0x05, // bFunctionLength
79 0x24, // bDescriptorType
80 0x01, // bDescriptorSubtype
81 0x03, // bmCapabilities
82 0x01, // bDataInterface
83 /* Abstract Control Management Functional Descriptor, CDC Spec 5.2.3.3, Table 28 */
84 0x04, // bFunctionLength
85 0x24, // bDescriptorType
86 0x02, // bDescriptorSubtype
87 0x06, // bmCapabilities
88 /* Union Functional Descriptor, CDC Spec 5.2.3.8, Table 33 */
89 0x05, // bFunctionLength
90 0x24, // bDescriptorType
91 0x06, // bDescriptorSubtype
92 0x00, // bMasterInterface
93 0x01, // bSlaveInterface0
94
95 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
96 ENDPOINT_DESCRIPTOR, // bDescriptorType
97 CDC_EPINT_ADDR, // bEndpointAddress
98 USB_EP_TYPE_INTR, // bmAttributes
99 (CDC_PACKET_SIZE_EPINT & 0xFF), // wMaxPacketSize (LSB)
100 (CDC_PACKET_SIZE_EPINT >> 8), // wMaxPacketSize (MSB)
101 CDC_INTERVAL_TIME, // bInterval
102
103 INTERFACE_DESCRIPTOR_LENGTH, // bLength
104 INTERFACE_DESCRIPTOR, // bDescriptorType
105 0x01, // bInterfaceNumber
106 0x00, // bAlternateSetting
107 0x02, // bNumEndpoints
108 DATA_INTERFACE_CLASS, // bInterfaceClass
109 0x00, // bInterfaceSubClass
110 0x00, // bInterfaceProtocol
111 0x00, // iInterface
112
113 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
114 ENDPOINT_DESCRIPTOR, // bDescriptorType
115 CDC_EPBULKOUT_ADDR, // bEndpointAddress
116 USB_EP_TYPE_BULK, // bmAttributes
117 (MAX_PACKET_SIZE_HS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
118 (MAX_PACKET_SIZE_HS_EPBULK >> 8), // wMaxPacketSize (MSB)
119 0x00, // bInterval (milliseconds)
120
121 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
122 ENDPOINT_DESCRIPTOR, // bDescriptorType
123 CDC_EPBULKIN_ADDR, // bEndpointAddress
124 USB_EP_TYPE_BULK, // bmAttributes
125 (MAX_PACKET_SIZE_HS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
126 (MAX_PACKET_SIZE_HS_EPBULK >> 8), // wMaxPacketSize (MSB)
127 0x00 // bInterval (milliseconds)
128};
129
130/*
131 * USB CDC FS DEVICE CONFIGURATION DESCRIPTOR
132 */
133uint8_t configurationCdcFsDescriptor[TOTAL_CDC_DESCRIPTOR_LENGTH] __attribute__ ((aligned (USB_DATA_ALIGN))) =
134{
135 /*Configuration Descriptor*/
136 CONFIGURATION_DESCRIPTOR_LENGTH, // bLength
137 CONFIGURATION_DESCRIPTOR, // bDescriptorType
138 (TOTAL_CDC_DESCRIPTOR_LENGTH & 0xFF), // wTotalLength (LSB)
139 (TOTAL_CDC_DESCRIPTOR_LENGTH >> 8), // wTotalLength (MSB)
140 0x02, // bNumInterfaces
141 0x01, // bConfigurationValue
142 0x00, // iConfiguration
143 C_RESERVED | C_SELF_POWERED, // bmAttributes
144 C_POWER(100), // bMaxPower
145
146 INTERFACE_DESCRIPTOR_LENGTH, // bLength
147 INTERFACE_DESCRIPTOR, // bDescriptorType
148 0x00, // bInterfaceNumber
149 0x00, // bAlternateSetting
150 0x01, // bNumEndpoints
151 CDC_CLASS, // bInterfaceClass
152 0x02, // bInterfaceSubClass
153 0x01, // bInterfaceProtocol
154 0x00, // iInterface
155
156 /* CDC Header Functional Descriptor, CDC Spec 5.2.3.1, Table 26 */
157 0x05, // bFunctionLength
158 0x24, // bDescriptorType
159 0x00, // bDescriptorSubtype
160 0x10, 0x01, // bcdCDC
161 /* Call Management Functional Descriptor, CDC Spec 5.2.3.2, Table 27 */
162 0x05, // bFunctionLength
163 0x24, // bDescriptorType
164 0x01, // bDescriptorSubtype
165 0x03, // bmCapabilities
166 0x01, // bDataInterface
167 /* Abstract Control Management Functional Descriptor, CDC Spec 5.2.3.3, Table 28 */
168 0x04, // bFunctionLength
169 0x24, // bDescriptorType
170 0x02, // bDescriptorSubtype
171 0x06, // bmCapabilities
172 /* Union Functional Descriptor, CDC Spec 5.2.3.8, Table 33 */
173 0x05, // bFunctionLength
174 0x24, // bDescriptorType
175 0x06, // bDescriptorSubtype
176 0x00, // bMasterInterface
177 0x01, // bSlaveInterface0
178
179 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
180 ENDPOINT_DESCRIPTOR, // bDescriptorType
181 CDC_EPINT_ADDR, // bEndpointAddress
182 USB_EP_TYPE_INTR, // bmAttributes
183 (CDC_PACKET_SIZE_EPINT & 0xFF), // wMaxPacketSize (LSB)
184 (CDC_PACKET_SIZE_EPINT >> 8), // wMaxPacketSize (MSB)
185 CDC_INTERVAL_TIME, // bInterval
186
187 INTERFACE_DESCRIPTOR_LENGTH, // bLength
188 INTERFACE_DESCRIPTOR, // bDescriptorType
189 0x01, // bInterfaceNumber
190 0x00, // bAlternateSetting
191 0x02, // bNumEndpoints
192 DATA_INTERFACE_CLASS, // bInterfaceClass
193 0x00, // bInterfaceSubClass
194 0x00, // bInterfaceProtocol
195 0x00, // iInterface
196
197 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
198 ENDPOINT_DESCRIPTOR, // bDescriptorType
199 CDC_EPBULKOUT_ADDR, // bEndpointAddress
200 USB_EP_TYPE_BULK, // bmAttributes
201 (MAX_PACKET_SIZE_FS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
202 (MAX_PACKET_SIZE_FS_EPBULK >> 8), // wMaxPacketSize (MSB)
203 0x00, // bInterval (milliseconds)
204
205 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
206 ENDPOINT_DESCRIPTOR, // bDescriptorType
207 CDC_EPBULKIN_ADDR, // bEndpointAddress
208 USB_EP_TYPE_BULK, // bmAttributes
209 (MAX_PACKET_SIZE_FS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
210 (MAX_PACKET_SIZE_FS_EPBULK >> 8), // wMaxPacketSize (MSB)
211 0x00 // bInterval (milliseconds)
212} ;
213
214/*
215 * USB CDC OTHER DEVICE CONFIGURATION DESCRIPTOR
216 */
217uint8_t configurationCdcOtrDescriptor[TOTAL_CDC_DESCRIPTOR_LENGTH] __attribute__ ((aligned (USB_DATA_ALIGN))) =
218{
219 CONFIGURATION_DESCRIPTOR_LENGTH, // bLength
220 OTHER_SPEED_CONFIGURATION_DESC, // bDescriptorType
221 (TOTAL_CDC_DESCRIPTOR_LENGTH & 0xFF), // wTotalLength (LSB)
222 (TOTAL_CDC_DESCRIPTOR_LENGTH >> 8), // wTotalLength (MSB)
223 0x02, // bNumInterfaces
224 0x01, // bConfigurationValue
225 0x04, // iConfiguration
226 C_RESERVED | C_SELF_POWERED, // bmAttributes
227 C_POWER(100), // bMaxPower
228
229 INTERFACE_DESCRIPTOR_LENGTH, // bLength
230 INTERFACE_DESCRIPTOR, // bDescriptorType
231 0x00, // bInterfaceNumber
232 0x00, // bAlternateSetting
233 0x01, // bNumEndpoints
234 CDC_CLASS, // bInterfaceClass
235 0x02, // bInterfaceSubClass
236 0x01, // bInterfaceProtocol
237 0x00, // iInterface
238
239 /* CDC Header Functional Descriptor, CDC Spec 5.2.3.1, Table 26 */
240 0x05, // bFunctionLength
241 0x24, // bDescriptorType
242 0x00, // bDescriptorSubtype
243 0x10, 0x01, // bcdCDC
244 /* Call Management Functional Descriptor, CDC Spec 5.2.3.2, Table 27 */
245 0x05, // bFunctionLength
246 0x24, // bDescriptorType
247 0x01, // bDescriptorSubtype
248 0x03, // bmCapabilities
249 0x01, // bDataInterface
250 /* Abstract Control Management Functional Descriptor, CDC Spec 5.2.3.3, Table 28 */
251 0x04, // bFunctionLength
252 0x24, // bDescriptorType
253 0x02, // bDescriptorSubtype
254 0x06, // bmCapabilities
255 /* Union Functional Descriptor, CDC Spec 5.2.3.8, Table 33 */
256 0x05, // bFunctionLength
257 0x24, // bDescriptorType
258 0x06, // bDescriptorSubtype
259 0x00, // bMasterInterface
260 0x01, // bSlaveInterface0
261
262 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
263 ENDPOINT_DESCRIPTOR, // bDescriptorType
264 CDC_EPINT_ADDR, // bEndpointAddress
265 USB_EP_TYPE_INTR, // bmAttributes
266 (CDC_PACKET_SIZE_EPINT & 0xFF), // wMaxPacketSize (LSB)
267 (CDC_PACKET_SIZE_EPINT >> 8), // wMaxPacketSize (MSB)
268 CDC_INTERVAL_TIME, // bInterval
269
270 INTERFACE_DESCRIPTOR_LENGTH, // bLength
271 INTERFACE_DESCRIPTOR, // bDescriptorType
272 0x01, // bInterfaceNumber
273 0x00, // bAlternateSetting
274 0x02, // bNumEndpoints
275 DATA_INTERFACE_CLASS, // bInterfaceClass
276 0x00, // bInterfaceSubClass
277 0x00, // bInterfaceProtocol
278 0x00, // iInterface
279
280 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
281 ENDPOINT_DESCRIPTOR, // bDescriptorType
282 CDC_EPBULKOUT_ADDR, // bEndpointAddress
283 USB_EP_TYPE_BULK, // bmAttributes
284 (MAX_PACKET_SIZE_FS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
285 (MAX_PACKET_SIZE_FS_EPBULK >> 8), // wMaxPacketSize (MSB)
286 0x00, // bInterval (milliseconds)
287
288 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
289 ENDPOINT_DESCRIPTOR, // bDescriptorType
290 CDC_EPBULKIN_ADDR, // bEndpointAddress
291 USB_EP_TYPE_BULK, // bmAttributes
292 (MAX_PACKET_SIZE_FS_EPBULK & 0xFF), // wMaxPacketSize (LSB)
293 (MAX_PACKET_SIZE_FS_EPBULK >> 8), // wMaxPacketSize (MSB)
294 0x00 // bInterval (milliseconds)
295};
296
297static TUSBD_CDC_Handle_t CDC_CLASS_DATA __attribute__ ((aligned (USB_DATA_ALIGN)));
298
299
300/*
301 * USB DEVICE CDC初期化
302 * parameter1 pdevice: USB DEVICEハンドラ
303 * parameter2 idx: Configuration index
304 * return TUSBD_ERCODE
305 */
306TUSBD_ERCODE
307tusbdCdcInit(TUSBD_Handle_t *pdevice, uint8_t idx)
308{
309 TUSBD_CDC_Handle_t *hcdc;
310
311 memset(&CDC_CLASS_DATA, 0, sizeof(TUSBD_CDC_Handle_t));
312 pdevice->pClassData = &CDC_CLASS_DATA;
313 hcdc = (TUSBD_CDC_Handle_t*) pdevice->pClassData;
314 if(pdevice->dev_speed == USB_DEVICE_SPEED_HIGH)
315 hcdc->packetsize = MAX_PACKET_SIZE_HS_EPBULK;
316 else
317 hcdc->packetsize = MAX_PACKET_SIZE_FS_EPBULK;
318 hcdc->TxState = 0;
319 hcdc->CmdCode = 0xFF;
320
321 /*
322 * ENDPOINT OPEN
323 */
324 tusbdDriverOpenEp(pdevice, CDC_EPBULKIN_ADDR, USB_EP_TYPE_BULK, hcdc->packetsize);
325 tusbdDriverOpenEp(pdevice, CDC_EPBULKOUT_ADDR, USB_EP_TYPE_BULK, hcdc->packetsize);
326 tusbdDriverOpenEp(pdevice, CDC_EPINT_ADDR, USB_EP_TYPE_INTR, CDC_PACKET_SIZE_EPINT);
327
328 /*
329 * SETUP RECEIVED PACKET AREA
330 */
331 tusbdCdcSetReceivePacket(pdevice);
332 return TUSBD_E_OK;
333}
334
335/*
336 * USB DEVICE HIDクラス終了
337 * parameter1 pdevice: USB DEVICEハンドラ
338 * parameter2 idx: Configuration index
339 * return TUSBD_ERCODE
340 */
341TUSBD_ERCODE
342tusbdCdcDeInit(TUSBD_Handle_t *pdevice, uint8_t cfgidx)
343{
344 /*
345 * ENDPOINT CLOSE
346 */
347 tusbdDriverCloseEp(pdevice, CDC_EPBULKIN_ADDR);
348 tusbdDriverCloseEp(pdevice, CDC_EPBULKOUT_ADDR);
349 tusbdDriverCloseEp(pdevice, CDC_EPINT_ADDR);
350 return TUSBD_E_OK;
351}
352
353/*
354 * USB DEVICE CDCクラス EP0受信READY
355 * parameter1 pdevice: USB DEVICEハンドラ
356 * return TUSBD_ERCODE
357 */
358void
359tusbdCdcEP0RxReady(TUSBD_Handle_t *pdevice)
360{
361 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*)pdevice->pClassData;
362 void (*func)(TUSBD_CDC_Handle_t *, uint8_t, uint32_t);
363
364 if(((func = pdevice->pUsrData) != NULL) && (hcdc->CmdCode != 0xFF)){
365 func(hcdc, hcdc->CmdCode, hcdc->CmdLength);
366 hcdc->CmdCode = 0xFF;
367 }
368}
369
370/*
371 * USB DEVICE CDCクラスセットアップ
372 * parameter1 pdevice: USB DEVICEハンドラ
373 * parameter2 req: usb control requests
374 * return TUSBD_ERCODE
375 */
376void
377tusbdCdcSetup(TUSBD_Handle_t *pdevice, UsbSetupRequest *req)
378{
379 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*) pdevice->pClassData;
380 void (*func)(TUSBD_CDC_Handle_t *, uint8_t, uint32_t);
381
382 func = pdevice->pUsrData;
383 switch (req->bmRequest & USB_REQUEST_TYPE_MASK){
384 case USB_REQUEST_TYPE_CLASS:
385 if(req->wLength){
386 if(req->bmRequest & USB_DEVICE_TO_HOST){
387 if(func != NULL)
388 func(hcdc, req->bRequest, req->wLength);
389 tusbdControlSendData(pdevice, (uint8_t *)hcdc->cmddata, req->wLength);
390 }
391 else{
392 hcdc->CmdCode = req->bRequest;
393 hcdc->CmdLength = req->wLength;
394 tusbdControlReceiveStart(pdevice, (uint8_t *)hcdc->cmddata, req->wLength);
395 }
396 }
397 else if(func != NULL)
398 func(hcdc, req->bRequest, 0);
399 break;
400 case USB_REQUEST_TYPE_STANDARD:
401 switch(req->bRequest){
402 case GET_INTERFACE:
403 pdevice->devData[0] = 0;
404 tusbdControlSendData(pdevice, (uint8_t *)pdevice->devData, 1);
405 break;
406 case SET_INTERFACE:
407 default:
408 break;
409 }
410 default:
411 break;
412 }
413}
414
415/*
416 * USB DEVICE CDCクラスデータイン
417 * parameter1 pdevice: USB DEVICEハンドラ
418 * parameter2 epnum: Endpoint#
419 * return TUSBD_ERCODE
420 */
421void
422tusbdCdcDataIn(TUSBD_Handle_t *pdevice, uint8_t epnum)
423{
424 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*) pdevice->pClassData;
425
426 if(pdevice->pClassData != NULL){
427 hcdc->TxState = 0;
428 }
429}
430
431/*
432 * USB DEVICE CDCクラスデータアウト
433 * parameter1 pdevice: USB DEVICEハンドラ
434 * parameter2 epnum: Endpoint#
435 * return TUSBD_ERCODE
436 */
437void
438tusbdCdcDataOut(TUSBD_Handle_t *pdevice, uint8_t epnum)
439{
440 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*) pdevice->pClassData;
441 void (*func)(TUSBD_CDC_Handle_t *, uint8_t, uint32_t);
442
443 hcdc->RxLength = tusbdDriverGetRxDataSize(pdevice, epnum);
444 if((func = pdevice->pUsrData) != NULL){
445 func(hcdc, CDC_RECEIVED, hcdc->RxLength);
446 }
447}
448
449/*
450 * USB DEVICE CDC START SENS DATA
451 * parameter1 pdevice: USB DEVICEハンドラ
452 * parameter2 pbuff: 送信データ
453 * parameter2 length: 送信データ長
454 * return TUSBD_ERCODE
455 */
456TUSBD_ERCODE
457tusbdCdcStartTransmit(TUSBD_Handle_t *pdevice, uint8_t *pbuff, uint32_t length)
458{
459 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*)pdevice->pClassData;
460
461 if(pdevice->pClassData != NULL){
462 if(hcdc->TxState == 0){
463 hcdc->TxState = 1;
464 hcdc->TxBuffer = pbuff;
465 hcdc->TxLength = length;
466
467 tusbCpuLock();
468 tusbdDriverStartTransmit(pdevice, CDC_EPBULKIN_ADDR, hcdc->TxBuffer, hcdc->TxLength);
469 tusbCpuUnLock();
470 return TUSBD_E_OK;
471 }
472 else
473 return TUSBD_E_BUSY;
474 }
475 else
476 return TUSBD_E_ERR;
477}
478
479/*
480 * USB DEVICE CDC SETUP RECEVE PACKET
481 * parameter1 pdevice: USB DEVICEハンドラ
482 * return TUSBD_ERCODE
483 */
484TUSBD_ERCODE
485tusbdCdcSetReceivePacket(TUSBD_Handle_t *pdevice)
486{
487 TUSBD_CDC_Handle_t *hcdc = (TUSBD_CDC_Handle_t*)pdevice->pClassData;
488
489 if(pdevice->pClassData != NULL){
490 tusbCpuLock();
491 tusbdDriverSetupReceive(pdevice, CDC_EPBULKOUT_ADDR, hcdc->rxdata, hcdc->packetsize);
492 tusbCpuUnLock();
493 return TUSBD_E_OK;
494 }
495 else
496 return TUSBD_E_ERR;
497}
498
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