1 |
d33031df
|
Harald Welte
|
/* ----------------------------------------------------------------------------
|
2 |
|
|
* ATMEL Microcontroller Software Support
|
3 |
|
|
* ----------------------------------------------------------------------------
|
4 |
|
|
* Copyright (c) 2009, Atmel Corporation
|
5 |
|
|
*
|
6 |
|
|
* All rights reserved.
|
7 |
|
|
*
|
8 |
|
|
* Redistribution and use in source and binary forms, with or without
|
9 |
|
|
* modification, are permitted provided that the following conditions are met:
|
10 |
|
|
*
|
11 |
|
|
* - Redistributions of source code must retain the above copyright notice,
|
12 |
|
|
* this list of conditions and the disclaimer below.
|
13 |
|
|
*
|
14 |
|
|
* Atmel's name may not be used to endorse or promote products derived from
|
15 |
|
|
* this software without specific prior written permission.
|
16 |
|
|
*
|
17 |
|
|
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
|
18 |
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
19 |
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
|
20 |
|
|
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
|
21 |
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 |
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
|
23 |
|
|
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
24 |
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
25 |
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
26 |
|
|
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
27 |
|
|
* ----------------------------------------------------------------------------
|
28 |
|
|
*/
|
29 |
|
|
/**
|
30 |
|
|
* \file
|
31 |
|
|
*
|
32 |
|
|
* This file contains all the specific code for the
|
33 |
|
|
* usb_fast_source example.
|
34 |
|
|
*/
|
35 |
|
|
|
36 |
|
|
/*----------------------------------------------------------------------------
|
37 |
|
|
* Headers
|
38 |
|
|
*----------------------------------------------------------------------------*/
|
39 |
|
|
|
40 |
|
|
#include <board.h>
|
41 |
|
|
|
42 |
|
|
#include <stdio.h>
|
43 |
|
|
#include <string.h>
|
44 |
|
|
#include <errno.h>
|
45 |
|
|
#include <stdint.h>
|
46 |
|
|
#include <stdbool.h>
|
47 |
|
|
#include <stdbool.h>
|
48 |
|
|
|
49 |
|
|
#include <irq/irq.h>
|
50 |
|
|
#include <pio/pio.h>
|
51 |
|
|
#include <pio/pio_it.h>
|
52 |
|
|
#include <utility/trace.h>
|
53 |
|
|
#include <utility/led.h>
|
54 |
|
|
|
55 |
|
|
#include <memories/flash/flashd.h>
|
56 |
|
|
|
57 |
|
|
#include <peripherals/rstc/rstc.h>
|
58 |
|
|
|
59 |
|
|
#include <usb/device/core/USBD.h>
|
60 |
|
|
#include <usb/device/core/USBDDriver.h>
|
61 |
|
|
#include <usb/device/dfu/dfu.h>
|
62 |
|
|
|
63 |
|
|
#include "dfu_desc.h"
|
64 |
|
|
|
65 |
5dcfd6a1
|
Christian Daniel
|
#include "opcode.h"
|
66 |
|
|
|
67 |
d33031df
|
Harald Welte
|
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
|
68 |
|
|
|
69 |
|
|
/*----------------------------------------------------------------------------
|
70 |
|
|
* Definitions
|
71 |
|
|
*----------------------------------------------------------------------------*/
|
72 |
|
|
|
73 |
|
|
/// Use for power management
|
74 |
|
|
#define STATE_IDLE 0
|
75 |
|
|
/// The USB device is in suspend state
|
76 |
|
|
#define STATE_SUSPEND 4
|
77 |
|
|
/// The USB device is in resume state
|
78 |
|
|
#define STATE_RESUME 5
|
79 |
|
|
|
80 |
|
|
//------------------------------------------------------------------------------
|
81 |
|
|
// Internal variables
|
82 |
|
|
//------------------------------------------------------------------------------
|
83 |
|
|
/// State of USB, for suspend and resume
|
84 |
|
|
unsigned char USBState = STATE_IDLE;
|
85 |
|
|
|
86 |
|
|
/*----------------------------------------------------------------------------
|
87 |
|
|
* VBus monitoring (optional)
|
88 |
|
|
*----------------------------------------------------------------------------*/
|
89 |
|
|
|
90 |
|
|
/** VBus pin instance. */
|
91 |
|
|
static const Pin pinVbus = PIN_USB_VBUS;
|
92 |
|
|
|
93 |
|
|
/* this needs to be in sync with usb-strings.txt !! */
|
94 |
|
|
enum dfu_altif {
|
95 |
|
|
ALTIF_APP,
|
96 |
|
|
ALTIF_BOOT,
|
97 |
|
|
ALTIF_RAM,
|
98 |
|
|
ALTIF_FPGA
|
99 |
|
|
};
|
100 |
|
|
|
101 |
|
|
/**
|
102 |
|
|
* Handles interrupts coming from PIO controllers.
|
103 |
|
|
*/
|
104 |
|
|
static void ISR_Vbus(const Pin *pPin)
|
105 |
|
|
{
|
106 |
|
|
/* Check current level on VBus */
|
107 |
|
|
if (PIO_Get(&pinVbus))
|
108 |
|
|
{
|
109 |
5dcfd6a1
|
Christian Daniel
|
//TRACE_INFO("VBUS conn\n\r");
|
110 |
d33031df
|
Harald Welte
|
USBD_Connect();
|
111 |
|
|
}
|
112 |
|
|
else
|
113 |
|
|
{
|
114 |
5dcfd6a1
|
Christian Daniel
|
//TRACE_INFO("VBUS discon\n\r");
|
115 |
d33031df
|
Harald Welte
|
USBD_Disconnect();
|
116 |
|
|
}
|
117 |
|
|
}
|
118 |
|
|
|
119 |
|
|
/**
|
120 |
|
|
* Configures the VBus pin to trigger an interrupt when the level on that pin
|
121 |
|
|
* changes.
|
122 |
|
|
*/
|
123 |
|
|
static void VBus_Configure( void )
|
124 |
|
|
{
|
125 |
|
|
/* Configure PIO */
|
126 |
|
|
PIO_Configure(&pinVbus, 1);
|
127 |
|
|
PIO_ConfigureIt(&pinVbus, ISR_Vbus);
|
128 |
|
|
PIO_EnableIt(&pinVbus);
|
129 |
|
|
|
130 |
|
|
/* Check current level on VBus */
|
131 |
|
|
if (PIO_Get(&pinVbus))
|
132 |
|
|
{
|
133 |
|
|
/* if VBUS present, force the connect */
|
134 |
|
|
USBD_Connect();
|
135 |
|
|
}
|
136 |
|
|
else
|
137 |
|
|
{
|
138 |
5dcfd6a1
|
Christian Daniel
|
//TRACE_INFO("discon\n\r");
|
139 |
d33031df
|
Harald Welte
|
USBD_Disconnect();
|
140 |
|
|
}
|
141 |
|
|
}
|
142 |
|
|
|
143 |
|
|
/*----------------------------------------------------------------------------
|
144 |
|
|
* USB Power Control
|
145 |
|
|
*----------------------------------------------------------------------------*/
|
146 |
|
|
|
147 |
|
|
#ifdef PIN_USB_POWER_ENA
|
148 |
|
|
/** Power Enable A (MicroAB Socket) pin instance. */
|
149 |
|
|
static const Pin pinPOnA = PIN_USB_POWER_ENA;
|
150 |
|
|
#endif
|
151 |
|
|
#ifdef PIN_USB_POWER_ENB
|
152 |
|
|
/** Power Enable B (A Socket) pin instance. */
|
153 |
|
|
static const Pin pinPOnB = PIN_USB_POWER_ENB;
|
154 |
|
|
#endif
|
155 |
|
|
#ifdef PIN_USB_POWER_ENC
|
156 |
|
|
/** Power Enable C (A Socket) pin instance. */
|
157 |
|
|
static const Pin pinPOnC = PIN_USB_POWER_ENC;
|
158 |
|
|
#endif
|
159 |
|
|
/**
|
160 |
|
|
* Configures the Power Enable pin to disable self power.
|
161 |
|
|
*/
|
162 |
|
|
static void USBPower_Configure( void )
|
163 |
|
|
{
|
164 |
|
|
#ifdef PIN_USB_POWER_ENA
|
165 |
|
|
PIO_Configure(&pinPOnA, 1);
|
166 |
|
|
#endif
|
167 |
|
|
#ifdef PIN_USB_POWER_ENB
|
168 |
|
|
PIO_Configure(&pinPOnB, 1);
|
169 |
|
|
#endif
|
170 |
|
|
#ifdef PIN_USB_POWER_ENC
|
171 |
|
|
PIO_Configure(&pinPOnC, 1);
|
172 |
|
|
#endif
|
173 |
|
|
}
|
174 |
|
|
|
175 |
|
|
/*----------------------------------------------------------------------------
|
176 |
|
|
* Callbacks re-implementation
|
177 |
|
|
*----------------------------------------------------------------------------*/
|
178 |
|
|
|
179 |
|
|
//------------------------------------------------------------------------------
|
180 |
|
|
/// Invoked when the USB device leaves the Suspended state. By default,
|
181 |
|
|
/// configures the LEDs.
|
182 |
|
|
//------------------------------------------------------------------------------
|
183 |
|
|
void USBDCallbacks_Resumed(void)
|
184 |
|
|
{
|
185 |
|
|
// Initialize LEDs
|
186 |
|
|
LED_Configure(USBD_LEDPOWER);
|
187 |
|
|
LED_Set(USBD_LEDPOWER);
|
188 |
|
|
LED_Configure(USBD_LEDUSB);
|
189 |
|
|
LED_Clear(USBD_LEDUSB);
|
190 |
|
|
USBState = STATE_RESUME;
|
191 |
|
|
}
|
192 |
|
|
|
193 |
|
|
//------------------------------------------------------------------------------
|
194 |
|
|
/// Invoked when the USB device gets suspended. By default, turns off all LEDs.
|
195 |
|
|
//------------------------------------------------------------------------------
|
196 |
|
|
void USBDCallbacks_Suspended(void)
|
197 |
|
|
{
|
198 |
|
|
// Turn off LEDs
|
199 |
|
|
LED_Clear(USBD_LEDPOWER);
|
200 |
|
|
LED_Clear(USBD_LEDUSB);
|
201 |
|
|
USBState = STATE_SUSPEND;
|
202 |
|
|
}
|
203 |
|
|
|
204 |
|
|
/* USBD callback */
|
205 |
|
|
void USBDCallbacks_RequestReceived(const USBGenericRequest *request)
|
206 |
|
|
{
|
207 |
|
|
USBDFU_DFU_RequestHandler(request);
|
208 |
|
|
}
|
209 |
|
|
|
210 |
|
|
/* USBD callback */
|
211 |
|
|
void USBDDriverCallbacks_InterfaceSettingChanged(unsigned char interface,
|
212 |
|
|
unsigned char setting)
|
213 |
|
|
{
|
214 |
5dcfd6a1
|
Christian Daniel
|
//TRACE_INFO("DFU: IfSettingChgd(if=%u, alt=%u)\n\r", interface, setting);
|
215 |
d33031df
|
Harald Welte
|
}
|
216 |
|
|
|
217 |
|
|
#define BOOT_FLASH_SIZE (16 * 1024)
|
218 |
|
|
|
219 |
|
|
struct flash_part {
|
220 |
|
|
void *base_addr;
|
221 |
|
|
uint32_t size;
|
222 |
|
|
};
|
223 |
|
|
|
224 |
|
|
static const struct flash_part flash_parts[] = {
|
225 |
|
|
[ALTIF_BOOT] = {
|
226 |
|
|
.base_addr = AT91C_IFLASH0,
|
227 |
|
|
.size = BOOT_FLASH_SIZE,
|
228 |
|
|
},
|
229 |
|
|
[ALTIF_APP] = {
|
230 |
|
|
.base_addr = (AT91C_IFLASH + BOOT_FLASH_SIZE),
|
231 |
|
|
.size = (AT91C_IFLASH0_SIZE - BOOT_FLASH_SIZE),
|
232 |
|
|
},
|
233 |
|
|
[ALTIF_RAM] = {
|
234 |
|
|
.base_addr = AT91C_IRAM,
|
235 |
|
|
.size = AT91C_IRAM_SIZE,
|
236 |
|
|
},
|
237 |
|
|
[ALTIF_FPGA] = {
|
238 |
5dcfd6a1
|
Christian Daniel
|
.base_addr = 0,
|
239 |
|
|
.size = 16*1024*1024, // really no limit
|
240 |
d33031df
|
Harald Welte
|
},
|
241 |
|
|
};
|
242 |
|
|
|
243 |
|
|
/* DFU callback */
|
244 |
|
|
int USBDFU_handle_upload(uint8_t altif, unsigned int offset,
|
245 |
|
|
uint8_t *buf, unsigned int req_len)
|
246 |
|
|
{
|
247 |
5dcfd6a1
|
Christian Daniel
|
return -EINVAL;
|
248 |
|
|
#if 0
|
249 |
d33031df
|
Harald Welte
|
struct flash_part *part;
|
250 |
|
|
void *end, *addr;
|
251 |
|
|
uint32_t real_len;
|
252 |
|
|
|
253 |
5dcfd6a1
|
Christian Daniel
|
//TRACE_INFO("DFU: handle_upload(%u, %u, %u)\n\r", altif, offset, req_len);
|
254 |
d33031df
|
Harald Welte
|
|
255 |
|
|
if (altif > ARRAY_SIZE(flash_parts))
|
256 |
|
|
return -EINVAL;
|
257 |
|
|
|
258 |
|
|
part = &flash_parts[altif];
|
259 |
|
|
|
260 |
|
|
addr = part->base_addr + offset;
|
261 |
|
|
end = part->base_addr + part->size;
|
262 |
|
|
|
263 |
|
|
real_len = end - addr;
|
264 |
|
|
if (req_len < real_len)
|
265 |
|
|
real_len = req_len;
|
266 |
|
|
|
267 |
|
|
LED_Set(USBD_LEDOTHER);
|
268 |
|
|
memcpy(buf, addr, real_len);
|
269 |
|
|
LED_Clear(USBD_LEDOTHER);
|
270 |
|
|
|
271 |
|
|
return real_len;
|
272 |
5dcfd6a1
|
Christian Daniel
|
#endif
|
273 |
|
|
}
|
274 |
|
|
|
275 |
|
|
extern unsigned short g_usDataType;
|
276 |
|
|
|
277 |
|
|
static uint8_t fpgaBuf[1024];
|
278 |
|
|
static uint fpgaBufStart; // file offset of first byte in buffer
|
279 |
|
|
static uint fpgaBufEnd;
|
280 |
|
|
static uint fpgaBufFill;
|
281 |
|
|
static uint fpgaBufRPtr;
|
282 |
|
|
static uint fpgaPushedAddr;
|
283 |
|
|
|
284 |
|
|
short int ispProcessVME();
|
285 |
|
|
void EnableHardware();
|
286 |
|
|
|
287 |
|
|
void fpgaPushAddr()
|
288 |
|
|
{
|
289 |
|
|
fpgaPushedAddr = fpgaBufRPtr;
|
290 |
|
|
}
|
291 |
|
|
|
292 |
|
|
void fpgaPopAddr()
|
293 |
|
|
{
|
294 |
|
|
printf("*");
|
295 |
|
|
fpgaBufRPtr = fpgaPushedAddr;
|
296 |
|
|
}
|
297 |
|
|
|
298 |
|
|
uint8_t fpgaGetByte()
|
299 |
|
|
{
|
300 |
|
|
uint8_t res = fpgaBuf[fpgaBufRPtr - fpgaBufStart];
|
301 |
|
|
fpgaBufRPtr++;
|
302 |
|
|
|
303 |
|
|
return res;
|
304 |
|
|
}
|
305 |
|
|
|
306 |
|
|
static int fpgaFlash(unsigned int offset, const uint8_t* buf, unsigned int len)
|
307 |
|
|
{
|
308 |
|
|
int i;
|
309 |
|
|
|
310 |
|
|
if(offset == 0) {
|
311 |
|
|
for(i = 0; i < len; i++)
|
312 |
|
|
fpgaBuf[i] = buf[i];
|
313 |
|
|
fpgaBufStart = 0;
|
314 |
|
|
fpgaBufEnd = len;
|
315 |
|
|
fpgaBufFill = len;
|
316 |
|
|
fpgaBufRPtr = 0;
|
317 |
|
|
|
318 |
|
|
*((uint32_t*)(0x400e0410)) = (1 << 11);
|
319 |
|
|
*((uint32_t*)(0x400e0e00 + 0x44)) = (1 << 5) | (1 << 6) | (1 << 7) | (1 << 8);
|
320 |
|
|
*((uint32_t*)(0x400e0e00 + 0x60)) = (1 << 5) | (1 << 6) | (1 << 7) | (1 << 8);
|
321 |
|
|
*((uint32_t*)(0x400e0e00 + 0x54)) = (1 << 5) | (1 << 6) | (1 << 7) | (1 << 8);
|
322 |
|
|
*((uint32_t*)(0x400e0e00 + 0x10)) = (1 << 5) | (1 << 7) | (1 << 8);
|
323 |
|
|
*((uint32_t*)(0x400e0e00 + 0x00)) = (1 << 5) | (1 << 6) | (1 << 7) | (1 << 8);
|
324 |
|
|
|
325 |
|
|
if(fpgaGetByte())
|
326 |
|
|
g_usDataType = COMPRESS;
|
327 |
|
|
else g_usDataType = 0;
|
328 |
|
|
|
329 |
|
|
EnableHardware();
|
330 |
|
|
} else {
|
331 |
|
|
for(i = 0; i < len; i++)
|
332 |
|
|
fpgaBuf[fpgaBufFill + i] = buf[i];
|
333 |
|
|
fpgaBufEnd += len;
|
334 |
|
|
fpgaBufFill += len;
|
335 |
|
|
}
|
336 |
|
|
/*
|
337 |
|
|
printf("\n\rs:%d,e:%d,f:%d,r:%d,p:%d\n",
|
338 |
|
|
fpgaBufStart, fpgaBufEnd, fpgaBufFill, fpgaBufRPtr, fpgaPushedAddr);
|
339 |
|
|
*/
|
340 |
|
|
while(fpgaBufEnd - fpgaBufRPtr > 192) {
|
341 |
|
|
if((i = ispProcessVME()) < 0)
|
342 |
|
|
return -1;
|
343 |
|
|
}
|
344 |
|
|
|
345 |
|
|
if(fpgaBufFill > 384) {
|
346 |
|
|
uint moveby = fpgaBufFill - 384;
|
347 |
|
|
uint movelen = fpgaBufFill - movelen;
|
348 |
|
|
|
349 |
|
|
for(i = 0; i < movelen; i++)
|
350 |
|
|
fpgaBuf[i] = fpgaBuf[i + moveby];
|
351 |
|
|
fpgaBufStart += moveby;
|
352 |
|
|
fpgaBufFill -= moveby;
|
353 |
|
|
/*
|
354 |
|
|
printf("\n\rs:%d,e:%d,f:%d,r:%d,p:%d\n",
|
355 |
|
|
fpgaBufStart, fpgaBufEnd, fpgaBufFill, fpgaBufRPtr, fpgaPushedAddr);
|
356 |
|
|
*/
|
357 |
|
|
}
|
358 |
|
|
|
359 |
|
|
return 0;
|
360 |
d33031df
|
Harald Welte
|
}
|
361 |
|
|
|
362 |
|
|
/* DFU callback */
|
363 |
|
|
int USBDFU_handle_dnload(uint8_t altif, unsigned int offset,
|
364 |
|
|
uint8_t *buf, unsigned int len)
|
365 |
|
|
{
|
366 |
|
|
struct flash_part *part;
|
367 |
|
|
void *end, *addr;
|
368 |
|
|
int rc;
|
369 |
|
|
|
370 |
|
|
TRACE_INFO("DFU: handle_dnload(%u, %u, %u)\n\r", altif, offset, len);
|
371 |
|
|
|
372 |
|
|
if (altif > ARRAY_SIZE(flash_parts))
|
373 |
|
|
return -EINVAL;
|
374 |
|
|
|
375 |
|
|
part = &flash_parts[altif];
|
376 |
|
|
|
377 |
|
|
addr = part->base_addr + offset;
|
378 |
|
|
end = part->base_addr + part->size;
|
379 |
|
|
|
380 |
|
|
if (addr + len > end) {
|
381 |
5dcfd6a1
|
Christian Daniel
|
TRACE_ERROR("Write beyond end (%u)\n\r", altif);
|
382 |
d33031df
|
Harald Welte
|
g_dfu.status = DFU_STATUS_errADDRESS;
|
383 |
|
|
return DFU_RET_STALL;
|
384 |
|
|
}
|
385 |
|
|
|
386 |
|
|
switch (altif) {
|
387 |
|
|
case ALTIF_APP:
|
388 |
|
|
/* SAM3U Errata 46.2.1.3 */
|
389 |
|
|
SetFlashWaitState(6);
|
390 |
|
|
LED_Set(USBD_LEDOTHER);
|
391 |
|
|
rc = FLASHD_Write(addr, buf, len);
|
392 |
|
|
LED_Clear(USBD_LEDOTHER);
|
393 |
|
|
/* SAM3U Errata 46.2.1.3 */
|
394 |
|
|
SetFlashWaitState(2);
|
395 |
|
|
if (rc != 0) {
|
396 |
5dcfd6a1
|
Christian Daniel
|
TRACE_ERROR("Write error (%u)\n\r", altif);
|
397 |
|
|
g_dfu.status = DFU_STATUS_errPROG;
|
398 |
|
|
return DFU_RET_STALL;
|
399 |
|
|
}
|
400 |
|
|
break;
|
401 |
|
|
|
402 |
|
|
case ALTIF_FPGA:
|
403 |
|
|
LED_Set(USBD_LEDOTHER);
|
404 |
|
|
rc = fpgaFlash(offset, buf, len);
|
405 |
|
|
LED_Clear(USBD_LEDOTHER);
|
406 |
|
|
/* SAM3U Errata 46.2.1.3 */
|
407 |
|
|
if (rc != 0) {
|
408 |
|
|
TRACE_ERROR("FPGA error (ofs %d)\n\r", fpgaBufRPtr);
|
409 |
d33031df
|
Harald Welte
|
g_dfu.status = DFU_STATUS_errPROG;
|
410 |
|
|
return DFU_RET_STALL;
|
411 |
|
|
}
|
412 |
|
|
break;
|
413 |
5dcfd6a1
|
Christian Daniel
|
|
414 |
d33031df
|
Harald Welte
|
default:
|
415 |
5dcfd6a1
|
Christian Daniel
|
TRACE_WARNING("Not implemented (%u)\n\r", altif);
|
416 |
d33031df
|
Harald Welte
|
g_dfu.status = DFU_STATUS_errTARGET;
|
417 |
|
|
break;
|
418 |
|
|
}
|
419 |
|
|
|
420 |
|
|
return DFU_RET_ZLP;
|
421 |
|
|
}
|
422 |
|
|
|
423 |
|
|
/* DFU callback */
|
424 |
|
|
void dfu_drv_updstatus(void)
|
425 |
|
|
{
|
426 |
|
|
TRACE_INFO("DFU: updstatus()\n\r");
|
427 |
|
|
|
428 |
|
|
if (g_dfu.state == DFU_STATE_dfuMANIFEST_SYNC)
|
429 |
|
|
g_dfu.state = DFU_STATE_dfuMANIFEST;
|
430 |
|
|
}
|
431 |
|
|
|
432 |
|
|
/*----------------------------------------------------------------------------
|
433 |
|
|
* Exported functions
|
434 |
|
|
*----------------------------------------------------------------------------*/
|
435 |
|
|
|
436 |
|
|
extern void USBD_IrqHandler(void);
|
437 |
5dcfd6a1
|
Christian Daniel
|
/*
|
438 |
d33031df
|
Harald Welte
|
static const char *rst_type_strs[8] = {
|
439 |
|
|
"General", "Backup", "Watchdog", "Softare", "User", "5", "6", "7"
|
440 |
|
|
};
|
441 |
5dcfd6a1
|
Christian Daniel
|
*/
|
442 |
d33031df
|
Harald Welte
|
int main(void)
|
443 |
|
|
{
|
444 |
|
|
volatile uint8_t usbConn = 0;
|
445 |
|
|
unsigned long rst_type;
|
446 |
|
|
|
447 |
|
|
TRACE_CONFIGURE(DBGU_STANDARD, 115200, BOARD_MCK);
|
448 |
|
|
|
449 |
dc23dc5a
|
Harald Welte
|
printf("-- Osmocom USB DFU (" BOARD_NAME ") " GIT_REVISION " --\n\r");
|
450 |
|
|
printf("-- Compiled: %s %s --\n\r", __DATE__, __TIME__);
|
451 |
d33031df
|
Harald Welte
|
|
452 |
|
|
rst_type = (RSTC_GetStatus() >> 8) & 0x7;
|
453 |
5dcfd6a1
|
Christian Daniel
|
//printf("-- Reset type: %s --\n\r", rst_type_strs[rst_type]);
|
454 |
d33031df
|
Harald Welte
|
|
455 |
|
|
chipid_to_usbserial();
|
456 |
|
|
|
457 |
|
|
/* If they are present, configure Vbus & Wake-up pins */
|
458 |
|
|
PIO_InitializeInterrupts(0);
|
459 |
|
|
|
460 |
|
|
/* Initialize all USB power (off) */
|
461 |
|
|
USBPower_Configure();
|
462 |
|
|
|
463 |
|
|
/* Audio STREAM LED */
|
464 |
|
|
LED_Configure(USBD_LEDOTHER);
|
465 |
|
|
|
466 |
|
|
USBDFU_Initialize(&dfu_descriptors);
|
467 |
|
|
|
468 |
|
|
/* connect if needed */
|
469 |
|
|
VBus_Configure();
|
470 |
|
|
|
471 |
|
|
static int state = 0;
|
472 |
|
|
|
473 |
|
|
/* Infinite loop */
|
474 |
|
|
while (1)
|
475 |
|
|
{
|
476 |
|
|
if (USBD_GetState() < USBD_STATE_CONFIGURED)
|
477 |
|
|
{
|
478 |
|
|
usbConn = 0;
|
479 |
|
|
continue;
|
480 |
|
|
} else
|
481 |
|
|
usbConn = 1;
|
482 |
|
|
/* This works, but breaks JTAG debugging */
|
483 |
|
|
//__WFE();
|
484 |
|
|
}
|
485 |
|
|
}
|
486 |
|
|
/** \endcond */
|