1 /*
2 * Copyright (c) 2015 Brian Swetland
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files
6 * (the "Software"), to deal in the Software without restriction,
7 * including without limitation the rights to use, copy, modify, merge,
8 * publish, distribute, sublicense, and/or sell copies of the Software,
9 * and to permit persons to whom the Software is furnished to do so,
10 * subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24
25 #include <app.h>
26 #include <debug.h>
27 #include <string.h>
28 #include <stdlib.h>
29 #include <printf.h>
30 #include <dev/udc.h>
31
32 udc_request_t *txreq;
33 udc_request_t *rxreq;
34 udc_endpoint_t *txept;
35 udc_endpoint_t *rxept;
36
37 static char rxbuf[4096];
38
rx_complete(udc_request_t * req,unsigned actual,int status)39 static void rx_complete(udc_request_t *req, unsigned actual, int status)
40 {
41 //printf("rx done %d %d\n", actual, status);
42 if (status == 0) {
43 udc_request_queue(rxept, rxreq);
44 }
45 }
46
tx_complete(udc_request_t * req,unsigned actual,int status)47 static void tx_complete(udc_request_t *req, unsigned actual, int status)
48 {
49 //printf("tx done %d %d\n", actual, status);
50 if (status == 0) {
51 udc_request_queue(txept, txreq);
52 }
53 }
54
udctest_notify(udc_gadget_t * gadget,unsigned event)55 static void udctest_notify(udc_gadget_t *gadget, unsigned event)
56 {
57 printf("event %d\n", event);
58 if (event == UDC_EVENT_ONLINE) {
59 udc_request_queue(rxept, rxreq);
60 udc_request_queue(txept, txreq);
61 }
62 }
63
64 static udc_device_t udctest_device = {
65 .vendor_id = 0x18d1,
66 .product_id = 0xdb01,
67 .version_id = 0x0100,
68 .manufacturer = "Frobozz Magic USB Device Company",
69 .product = "Frobozzco USB Device",
70 .serialno = "00000005",
71 };
72
73 static udc_endpoint_t *udctest_endpoints[2];
74
75 static udc_gadget_t udctest_gadget = {
76 .notify = udctest_notify,
77 .ifc_class = 0xFF,
78 .ifc_subclass = 0x42,
79 .ifc_protocol = 0x01,
80 .ifc_endpoints = 2,
81 .ifc_string = "string",
82 .ept = udctest_endpoints,
83 };
84
udctest_init(const struct app_descriptor * app)85 static void udctest_init(const struct app_descriptor *app)
86 {
87 printf("usbtest_init()\n");
88 udc_init(&udctest_device);
89 udctest_endpoints[0] = txept = udc_endpoint_alloc(UDC_BULK_IN, 512);
90 udctest_endpoints[1] = rxept = udc_endpoint_alloc(UDC_BULK_OUT, 512);
91 txreq = udc_request_alloc();
92 rxreq = udc_request_alloc();
93 rxreq->buffer = rxbuf;
94 rxreq->length = sizeof(rxbuf);
95 rxreq->complete = rx_complete;
96 txreq->buffer = rxbuf;
97 txreq->length = sizeof(rxbuf);
98 txreq->complete = tx_complete;
99 udc_register_gadget(&udctest_gadget);
100 }
101
udctest_entry(const struct app_descriptor * app,void * args)102 static void udctest_entry(const struct app_descriptor *app, void *args)
103 {
104 printf("udctest_entry()\n");
105 udc_start();
106 }
107
108 APP_START(usbtest)
109 .init = udctest_init,
110 .entry = udctest_entry,
111 APP_END
112
113
114