-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathdap_main.c
390 lines (347 loc) · 13.7 KB
/
dap_main.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
/*
* Copyright (c) 2024, sakumisu
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "usbd_core.h"
#include "usbd_cdc.h"
#include "DAP_config.h"
#include "port_common.h"
#include "ringbuffer.h"
#define WINUSB_IN_EP 0x82
#define WINUSB_OUT_EP 0x01
#define CDC_IN_EP 0x85
#define CDC_OUT_EP 0x04
#define CDC_INT_EP 0x83
#define USBD_VID 0xFFFE
#define USBD_PID 0xFFFF
#define USBD_MAX_POWER 500
#define USBD_LANGID_STRING 1033
#define USB_CONFIG_SIZE (9 + 9 + 7 + 7 + CDC_ACM_DESCRIPTOR_LEN)
#define INTF_NUM 3
#ifdef CONFIG_USB_HS
#define WINUSB_EP_MPS 512
#else
#define WINUSB_EP_MPS 64
#endif
#define USBD_WINUSB_VENDOR_CODE 0x20
#define USBD_WEBUSB_ENABLE 0
#define USBD_BULK_ENABLE 1
#define USBD_WINUSB_ENABLE 1
/* WinUSB Microsoft OS 2.0 descriptor sizes */
#define WINUSB_DESCRIPTOR_SET_HEADER_SIZE 10
#define WINUSB_FUNCTION_SUBSET_HEADER_SIZE 8
#define WINUSB_FEATURE_COMPATIBLE_ID_SIZE 20
#define FUNCTION_SUBSET_LEN 160
#define DEVICE_INTERFACE_GUIDS_FEATURE_LEN 132
#define USBD_WINUSB_DESC_SET_LEN (WINUSB_DESCRIPTOR_SET_HEADER_SIZE + USBD_WEBUSB_ENABLE * FUNCTION_SUBSET_LEN + USBD_BULK_ENABLE * FUNCTION_SUBSET_LEN)
__ALIGN_BEGIN const uint8_t USBD_WinUSBDescriptorSetDescriptor[] = {
WBVAL(WINUSB_DESCRIPTOR_SET_HEADER_SIZE), /* wLength */
WBVAL(WINUSB_SET_HEADER_DESCRIPTOR_TYPE), /* wDescriptorType */
0x00, 0x00, 0x03, 0x06, /* >= Win 8.1 */ /* dwWindowsVersion*/
WBVAL(USBD_WINUSB_DESC_SET_LEN), /* wDescriptorSetTotalLength */
#if (USBD_WEBUSB_ENABLE)
WBVAL(WINUSB_FUNCTION_SUBSET_HEADER_SIZE), // wLength
WBVAL(WINUSB_SUBSET_HEADER_FUNCTION_TYPE), // wDescriptorType
0, // bFirstInterface USBD_WINUSB_IF_NUM
0, // bReserved
WBVAL(FUNCTION_SUBSET_LEN), // wSubsetLength
WBVAL(WINUSB_FEATURE_COMPATIBLE_ID_SIZE), // wLength
WBVAL(WINUSB_FEATURE_COMPATIBLE_ID_TYPE), // wDescriptorType
'W', 'I', 'N', 'U', 'S', 'B', 0, 0, // CompatibleId
0, 0, 0, 0, 0, 0, 0, 0, // SubCompatibleId
WBVAL(DEVICE_INTERFACE_GUIDS_FEATURE_LEN), // wLength
WBVAL(WINUSB_FEATURE_REG_PROPERTY_TYPE), // wDescriptorType
WBVAL(WINUSB_PROP_DATA_TYPE_REG_MULTI_SZ), // wPropertyDataType
WBVAL(42), // wPropertyNameLength
'D', 0, 'e', 0, 'v', 0, 'i', 0, 'c', 0, 'e', 0,
'I', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
'G', 0, 'U', 0, 'I', 0, 'D', 0, 's', 0, 0, 0,
WBVAL(80), // wPropertyDataLength
'{', 0,
'9', 0, '2', 0, 'C', 0, 'E', 0, '6', 0, '4', 0, '6', 0, '2', 0, '-', 0,
'9', 0, 'C', 0, '7', 0, '7', 0, '-', 0,
'4', 0, '6', 0, 'F', 0, 'E', 0, '-', 0,
'9', 0, '3', 0, '3', 0, 'B', 0, '-',
0, '3', 0, '1', 0, 'C', 0, 'B', 0, '9', 0, 'C', 0, '5', 0, 'A', 0, 'A', 0, '3', 0, 'B', 0, '9', 0,
'}', 0, 0, 0, 0, 0
#endif
#if USBD_BULK_ENABLE
WBVAL(WINUSB_FUNCTION_SUBSET_HEADER_SIZE), /* wLength */
WBVAL(WINUSB_SUBSET_HEADER_FUNCTION_TYPE), /* wDescriptorType */
0, /* bFirstInterface USBD_BULK_IF_NUM*/
0, /* bReserved */
WBVAL(FUNCTION_SUBSET_LEN), /* wSubsetLength */
WBVAL(WINUSB_FEATURE_COMPATIBLE_ID_SIZE), /* wLength */
WBVAL(WINUSB_FEATURE_COMPATIBLE_ID_TYPE), /* wDescriptorType */
'W', 'I', 'N', 'U', 'S', 'B', 0, 0, /* CompatibleId*/
0, 0, 0, 0, 0, 0, 0, 0, /* SubCompatibleId*/
WBVAL(DEVICE_INTERFACE_GUIDS_FEATURE_LEN), /* wLength */
WBVAL(WINUSB_FEATURE_REG_PROPERTY_TYPE), /* wDescriptorType */
WBVAL(WINUSB_PROP_DATA_TYPE_REG_MULTI_SZ), /* wPropertyDataType */
WBVAL(42), /* wPropertyNameLength */
'D', 0, 'e', 0, 'v', 0, 'i', 0, 'c', 0, 'e', 0,
'I', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
'G', 0, 'U', 0, 'I', 0, 'D', 0, 's', 0, 0, 0,
WBVAL(80), /* wPropertyDataLength */
'{', 0,
'C', 0, 'D', 0, 'B', 0, '3', 0, 'B', 0, '5', 0, 'A', 0, 'D', 0, '-', 0,
'2', 0, '9', 0, '3', 0, 'B', 0, '-', 0,
'4', 0, '6', 0, '6', 0, '3', 0, '-', 0,
'A', 0, 'A', 0, '3', 0, '6', 0, '-',
0, '1', 0, 'A', 0, 'A', 0, 'E', 0, '4', 0, '6', 0, '4', 0, '6', 0, '3', 0, '7', 0, '7', 0, '6', 0,
'}', 0, 0, 0, 0, 0
#endif
};
#define USBD_NUM_DEV_CAPABILITIES (USBD_WEBUSB_ENABLE + USBD_WINUSB_ENABLE)
#define USBD_WEBUSB_DESC_LEN 24
#define USBD_WINUSB_DESC_LEN 28
#define USBD_BOS_WTOTALLENGTH (0x05 + \
USBD_WEBUSB_DESC_LEN * USBD_WEBUSB_ENABLE + \
USBD_WINUSB_DESC_LEN * USBD_WINUSB_ENABLE)
__ALIGN_BEGIN const uint8_t USBD_BinaryObjectStoreDescriptor[] = {
0x05, /* bLength */
0x0f, /* bDescriptorType */
WBVAL(USBD_BOS_WTOTALLENGTH), /* wTotalLength */
USBD_NUM_DEV_CAPABILITIES, /* bNumDeviceCaps */
#if (USBD_WEBUSB_ENABLE)
USBD_WEBUSB_DESC_LEN, /* bLength */
0x10, /* bDescriptorType */
USB_DEVICE_CAPABILITY_PLATFORM, /* bDevCapabilityType */
0x00, /* bReserved */
0x38, 0xB6, 0x08, 0x34, /* PlatformCapabilityUUID */
0xA9, 0x09, 0xA0, 0x47,
0x8B, 0xFD, 0xA0, 0x76,
0x88, 0x15, 0xB6, 0x65,
WBVAL(0x0100), /* 1.00 */ /* bcdVersion */
USBD_WINUSB_VENDOR_CODE, /* bVendorCode */
0, /* iLandingPage */
#endif
#if (USBD_WINUSB_ENABLE)
USBD_WINUSB_DESC_LEN, /* bLength */
0x10, /* bDescriptorType */
USB_DEVICE_CAPABILITY_PLATFORM, /* bDevCapabilityType */
0x00, /* bReserved */
0xDF, 0x60, 0xDD, 0xD8, /* PlatformCapabilityUUID */
0x89, 0x45, 0xC7, 0x4C,
0x9C, 0xD2, 0x65, 0x9D,
0x9E, 0x64, 0x8A, 0x9F,
0x00, 0x00, 0x03, 0x06, /* >= Win 8.1 */ /* dwWindowsVersion*/
WBVAL(USBD_WINUSB_DESC_SET_LEN), /* wDescriptorSetTotalLength */
USBD_WINUSB_VENDOR_CODE, /* bVendorCode */
0, /* bAltEnumCode */
#endif
};
const uint8_t winusbv2_descriptor[] = {
USB_DEVICE_DESCRIPTOR_INIT(USB_2_1, 0xEF, 0x02, 0x01, USBD_VID, USBD_PID, 0x0100, 0x01),
/* Configuration 0 */
USB_CONFIG_DESCRIPTOR_INIT(USB_CONFIG_SIZE, INTF_NUM, 0x01, USB_CONFIG_BUS_POWERED, USBD_MAX_POWER),
/* Interface 0 */
USB_INTERFACE_DESCRIPTOR_INIT(0x00, 0x00, 0x02, 0xFF, 0x00, 0x00, 0x02),
/* Endpoint OUT 2 */
USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_OUT_EP, USB_ENDPOINT_TYPE_BULK, WINUSB_EP_MPS, 0x00),
/* Endpoint IN 1 */
USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_IN_EP, USB_ENDPOINT_TYPE_BULK, WINUSB_EP_MPS, 0x00),
CDC_ACM_DESCRIPTOR_INIT(0x01, CDC_INT_EP, CDC_OUT_EP, CDC_IN_EP, WINUSB_EP_MPS, 0x00),
/* String 0 (LANGID) */
USB_LANGID_INIT(USBD_LANGID_STRING),
/* String 1 (Manufacturer) */
0x14, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'C', 0x00, /* wcChar0 */
'h', 0x00, /* wcChar1 */
'e', 0x00, /* wcChar2 */
'r', 0x00, /* wcChar3 */
'r', 0x00, /* wcChar4 */
'y', 0x00, /* wcChar5 */
'U', 0x00, /* wcChar6 */
'S', 0x00, /* wcChar7 */
'B', 0x00, /* wcChar8 */
/* String 2 (Product) */
0x2C, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'C', 0x00, /* wcChar0 */
'h', 0x00, /* wcChar1 */
'e', 0x00, /* wcChar2 */
'r', 0x00, /* wcChar3 */
'r', 0x00, /* wcChar4 */
'y', 0x00, /* wcChar5 */
'U', 0x00, /* wcChar6 */
'S', 0x00, /* wcChar7 */
'B', 0x00, /* wcChar8 */
' ', 0x00, /* wcChar9 */
'W', 0x00, /* wcChar10 */
'I', 0x00, /* wcChar11 */
'N', 0x00, /* wcChar12 */
'U', 0x00, /* wcChar13 */
'S', 0x00, /* wcChar14 */
'B', 0x00, /* wcChar15 */
' ', 0x00, /* wcChar16 */
'D', 0x00, /* wcChar17 */
'E', 0x00, /* wcChar18 */
'M', 0x00, /* wcChar19 */
'O', 0x00, /* wcChar20 */
/* String 3 (Serial Number) */
0x1A, // bLength
USB_DESCRIPTOR_TYPE_STRING, // bDescriptorType
'0', 0, // wcChar0
'1', 0, // wcChar1
'2', 0, // wcChar2
'3', 0, // wcChar3
'4', 0, // wcChar4
'5', 0, // wcChar5
'A', 0, // wcChar6
'B', 0, // wcChar7
'C', 0, // wcChar8
'D', 0, // wcChar9
'E', 0, // wcChar10
'F', 0, // wcChar11
#ifdef CONFIG_USB_HS
/* Device Qualifier */
0x0a,
USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER,
0x10,
0x02,
0x00,
0x00,
0x00,
0x40,
0x01,
0x00,
#endif
/* End */
0x00
};
// USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048];
// USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
uint8_t cdc_read_buffer[64];
ring_buffer_t uart_ring_buffer;
ring_buffer_t cdc_ring_buffer;
extern uint8_t USB_Request[DAP_PACKET_SIZE];
volatile bool ep_tx_busy_flag = false;
__WEAK void dap_uart_send_from_ringbuff(void)
{
}
__WEAK void dap_uart_config(uint32_t baudrate, uint8_t databits, uint8_t parity, uint8_t stopbits)
{
}
char send_buffer[RING_BUFFER_SIZE];
void dap_cdc_send_from_ringbuff(void)
{
if (ring_buffer_is_empty(&uart_ring_buffer)) {
return;
}
if (ep_tx_busy_flag == false) {
/*!< Send */
uint16_t len = ring_buffer_num_items(&uart_ring_buffer);
ring_buffer_dequeue_arr(&uart_ring_buffer, send_buffer, len);
usbd_ep_start_write(0, CDC_IN_EP, (uint8_t*)send_buffer, len);
ep_tx_busy_flag = true;
}
}
static void usbd_event_handler(uint8_t busid, uint8_t event)
{
switch (event) {
case USBD_EVENT_RESET:
break;
case USBD_EVENT_CONNECTED:
break;
case USBD_EVENT_DISCONNECTED:
break;
case USBD_EVENT_RESUME:
break;
case USBD_EVENT_SUSPEND:
break;
case USBD_EVENT_CONFIGURED:
ep_tx_busy_flag = false;
/* setup first out ep read transfer */
usbd_ep_start_read(busid, WINUSB_OUT_EP, USB_Request, DAP_PACKET_SIZE);
usbd_ep_start_read(busid, CDC_OUT_EP, cdc_read_buffer, 64);
break;
case USBD_EVENT_SET_REMOTE_WAKEUP:
break;
case USBD_EVENT_CLR_REMOTE_WAKEUP:
break;
default:
break;
}
}
extern void usb_dap_recv_callback(uint8_t busid, uint8_t ep, uint32_t nbytes);
extern void usb_dap_send_callback(uint8_t busid, uint8_t ep, uint32_t nbytes);
extern void dap_process(void);
void usbd_cdc_acm_bulk_out(uint8_t busid, uint8_t ep, uint32_t nbytes)
{
/* setup next out ep read transfer */
ring_buffer_queue_arr(&cdc_ring_buffer, (char*)cdc_read_buffer, nbytes);
usbd_ep_start_read(busid, CDC_OUT_EP, cdc_read_buffer, 64);
}
void usbd_cdc_acm_bulk_in(uint8_t busid, uint8_t ep, uint32_t nbytes)
{
if ((nbytes % usbd_get_ep_mps(busid, ep)) == 0 && nbytes) {
/* send zlp */
usbd_ep_start_write(busid, CDC_IN_EP, NULL, 0);
} else {
ep_tx_busy_flag = false;
}
}
void usbd_cdc_acm_set_line_coding(uint8_t busid, uint8_t intf, struct cdc_line_coding *line_coding)
{
dap_uart_config(line_coding->dwDTERate, line_coding->bDataBits,
line_coding->bParityType, line_coding->bCharFormat);
}
struct usbd_endpoint winusb_out_ep1 = {
.ep_addr = WINUSB_OUT_EP,
.ep_cb = usb_dap_recv_callback
};
struct usbd_endpoint winusb_in_ep1 = {
.ep_addr = WINUSB_IN_EP,
.ep_cb = usb_dap_send_callback
};
static struct usbd_endpoint cdc_out_ep = {
.ep_addr = CDC_OUT_EP,
.ep_cb = usbd_cdc_acm_bulk_out
};
static struct usbd_endpoint cdc_in_ep = {
.ep_addr = CDC_IN_EP,
.ep_cb = usbd_cdc_acm_bulk_in
};
struct usbd_interface winusb_intf;
struct usbd_interface intf1;
struct usbd_interface intf2;
struct usb_msosv2_descriptor msosv2_desc = {
.vendor_code = USBD_WINUSB_VENDOR_CODE,
.compat_id = USBD_WinUSBDescriptorSetDescriptor,
.compat_id_len = USBD_WINUSB_DESC_SET_LEN,
};
struct usb_bos_descriptor bos_desc = {
.string = USBD_BinaryObjectStoreDescriptor,
.string_len = USBD_BOS_WTOTALLENGTH
};
void winusbv2_init(uint8_t busid, uint32_t reg_base)
{
usbd_desc_register(busid, winusbv2_descriptor);
usbd_bos_desc_register(busid, &bos_desc);
usbd_msosv2_desc_register(busid, &msosv2_desc);
/*!< winusb */
usbd_add_interface(busid, &winusb_intf);
usbd_add_endpoint(busid, &winusb_out_ep1);
usbd_add_endpoint(busid, &winusb_in_ep1);
/*!< cdc acm */
usbd_add_interface(busid, usbd_cdc_acm_init_intf(busid, &intf1));
usbd_add_interface(busid, usbd_cdc_acm_init_intf(busid, &intf2));
usbd_add_endpoint(busid, &cdc_out_ep);
usbd_add_endpoint(busid, &cdc_in_ep);
usbd_initialize(busid, reg_base, usbd_event_handler);
}
int dap_main(void)
{
dap_platform_init();
winusbv2_init(0, 0);
while (!usb_device_is_configured(0)) {
}
while (1) {
dap_process();
dap_cdc_send_from_ringbuff();
dap_uart_send_from_ringbuff();
}
}