-
Notifications
You must be signed in to change notification settings - Fork 123
/
bm1366.c
696 lines (516 loc) · 25.3 KB
/
bm1366.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
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
#include "bm1366.h"
#include "crc.h"
#include "global_state.h"
#include "serial.h"
#include "utils.h"
#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include <math.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define BM1366_RST_PIN GPIO_NUM_1
#define TYPE_JOB 0x20
#define TYPE_CMD 0x40
#define GROUP_SINGLE 0x00
#define GROUP_ALL 0x10
#define CMD_JOB 0x01
#define CMD_SETADDRESS 0x00
#define CMD_WRITE 0x01
#define CMD_READ 0x02
#define CMD_INACTIVE 0x03
#define RESPONSE_CMD 0x00
#define RESPONSE_JOB 0x80
#define SLEEP_TIME 20
#define FREQ_MULT 25.0
#define CLOCK_ORDER_CONTROL_0 0x80
#define CLOCK_ORDER_CONTROL_1 0x84
#define ORDERED_CLOCK_ENABLE 0x20
#define CORE_REGISTER_CONTROL 0x3C
#define PLL3_PARAMETER 0x68
#define FAST_UART_CONFIGURATION 0x28
#define TICKET_MASK 0x14
#define MISC_CONTROL 0x18
typedef struct __attribute__((__packed__))
{
uint8_t preamble[2];
uint32_t nonce;
uint8_t midstate_num;
uint8_t job_id;
uint16_t version;
uint8_t crc;
} asic_result;
static const char * TAG = "bm1366Module";
static uint8_t asic_response_buffer[SERIAL_BUF_SIZE];
static task_result result;
/// @brief
/// @param ftdi
/// @param header
/// @param data
/// @param len
static void _send_BM1366(uint8_t header, uint8_t * data, uint8_t data_len, bool debug)
{
packet_type_t packet_type = (header & TYPE_JOB) ? JOB_PACKET : CMD_PACKET;
uint8_t total_length = (packet_type == JOB_PACKET) ? (data_len + 6) : (data_len + 5);
// allocate memory for buffer
unsigned char * buf = malloc(total_length);
// add the preamble
buf[0] = 0x55;
buf[1] = 0xAA;
// add the header field
buf[2] = header;
// add the length field
buf[3] = (packet_type == JOB_PACKET) ? (data_len + 4) : (data_len + 3);
// add the data
memcpy(buf + 4, data, data_len);
// add the correct crc type
if (packet_type == JOB_PACKET) {
uint16_t crc16_total = crc16_false(buf + 2, data_len + 2);
buf[4 + data_len] = (crc16_total >> 8) & 0xFF;
buf[5 + data_len] = crc16_total & 0xFF;
} else {
buf[4 + data_len] = crc5(buf + 2, data_len + 2);
}
// send serial data
SERIAL_send(buf, total_length, debug);
free(buf);
}
static void _send_simple(uint8_t * data, uint8_t total_length)
{
unsigned char * buf = malloc(total_length);
memcpy(buf, data, total_length);
SERIAL_send(buf, total_length, BM1366_SERIALTX_DEBUG);
free(buf);
}
static void _send_chain_inactive(void)
{
unsigned char read_address[2] = {0x00, 0x00};
// send serial data
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_INACTIVE), read_address, 2, BM1366_SERIALTX_DEBUG);
}
static void _set_chip_address(uint8_t chipAddr)
{
unsigned char read_address[2] = {chipAddr, 0x00};
// send serial data
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_SETADDRESS), read_address, 2, BM1366_SERIALTX_DEBUG);
}
void BM1366_set_version_mask(uint32_t version_mask)
{
int versions_to_roll = version_mask >> 13;
uint8_t version_byte0 = (versions_to_roll >> 8);
uint8_t version_byte1 = (versions_to_roll & 0xFF);
uint8_t version_cmd[] = {0x00, 0xA4, 0x90, 0x00, version_byte0, version_byte1};
_send_BM1366(TYPE_CMD | GROUP_ALL | CMD_WRITE, version_cmd, 6, BM1366_SERIALTX_DEBUG);
}
void BM1366_send_hash_frequency(float target_freq)
{
// default 200Mhz if it fails
unsigned char freqbuf[9] = {0x00, 0x08, 0x40, 0xA0, 0x02, 0x41}; // freqbuf - pll0_parameter
float newf = 200.0;
uint8_t fb_divider = 0;
uint8_t post_divider1 = 0, post_divider2 = 0;
uint8_t ref_divider = 0;
float min_difference = 10;
// refdiver is 2 or 1
// postdivider 2 is 1 to 7
// postdivider 1 is 1 to 7 and less than postdivider 2
// fbdiv is 144 to 235
for (uint8_t refdiv_loop = 2; refdiv_loop > 0 && fb_divider == 0; refdiv_loop--) {
for (uint8_t postdiv1_loop = 7; postdiv1_loop > 0 && fb_divider == 0; postdiv1_loop--) {
for (uint8_t postdiv2_loop = 1; postdiv2_loop < postdiv1_loop && fb_divider == 0; postdiv2_loop++) {
int temp_fb_divider = round(((float) (postdiv1_loop * postdiv2_loop * target_freq * refdiv_loop) / 25.0));
if (temp_fb_divider >= 144 && temp_fb_divider <= 235) {
float temp_freq = 25.0 * (float) temp_fb_divider / (float) (refdiv_loop * postdiv2_loop * postdiv1_loop);
float freq_diff = fabs(target_freq - temp_freq);
if (freq_diff < min_difference) {
fb_divider = temp_fb_divider;
post_divider1 = postdiv1_loop;
post_divider2 = postdiv2_loop;
ref_divider = refdiv_loop;
min_difference = freq_diff;
break;
}
}
}
}
}
if (fb_divider == 0) {
puts("Finding dividers failed, using default value (200Mhz)");
} else {
newf = 25.0 * (float) (fb_divider) / (float) (ref_divider * post_divider1 * post_divider2);
printf("final refdiv: %d, fbdiv: %d, postdiv1: %d, postdiv2: %d, min diff value: %f\n", ref_divider, fb_divider,
post_divider1, post_divider2, min_difference);
freqbuf[3] = fb_divider;
freqbuf[4] = ref_divider;
freqbuf[5] = (((post_divider1 - 1) & 0xf) << 4) + ((post_divider2 - 1) & 0xf);
if (fb_divider * 25 / (float) ref_divider >= 2400) {
freqbuf[2] = 0x50;
}
}
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_WRITE), freqbuf, 6, BM1366_SERIALTX_DEBUG);
ESP_LOGI(TAG, "Setting Frequency to %.2fMHz (%.2f)", target_freq, newf);
}
static void do_frequency_ramp_up()
{
// TODO: figure out how to replicate this ramp up.
// bm1366 doesn't get going until after this sequence
unsigned char init724[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA2, 0x02, 0x55, 0x0F};
_send_simple(init724, 11);
unsigned char init725[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAF, 0x02, 0x64, 0x08};
_send_simple(init725, 11);
unsigned char init726[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA5, 0x02, 0x54, 0x08};
_send_simple(init726, 11);
unsigned char init727[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x63, 0x11};
_send_simple(init727, 11);
unsigned char init728[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB6, 0x02, 0x63, 0x0C};
_send_simple(init728, 11);
unsigned char init729[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x53, 0x1A};
_send_simple(init729, 11);
unsigned char init730[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x53, 0x12};
_send_simple(init730, 11);
unsigned char init731[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x62, 0x14};
_send_simple(init731, 11);
unsigned char init732[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAA, 0x02, 0x43, 0x15};
_send_simple(init732, 11);
unsigned char init733[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA2, 0x02, 0x52, 0x14};
_send_simple(init733, 11);
unsigned char init734[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAB, 0x02, 0x52, 0x12};
_send_simple(init734, 11);
unsigned char init735[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x52, 0x17};
_send_simple(init735, 11);
unsigned char init736[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBD, 0x02, 0x52, 0x11};
_send_simple(init736, 11);
unsigned char init737[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA5, 0x02, 0x42, 0x0C};
_send_simple(init737, 11);
unsigned char init738[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA1, 0x02, 0x61, 0x1D};
_send_simple(init738, 11);
unsigned char init739[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x61, 0x1B};
_send_simple(init739, 11);
unsigned char init740[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAF, 0x02, 0x61, 0x19};
_send_simple(init740, 11);
unsigned char init741[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB6, 0x02, 0x61, 0x06};
_send_simple(init741, 11);
unsigned char init742[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA2, 0x02, 0x51, 0x1B};
_send_simple(init742, 11);
unsigned char init743[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x51, 0x10};
_send_simple(init743, 11);
unsigned char init744[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAE, 0x02, 0x51, 0x0A};
_send_simple(init744, 11);
unsigned char init745[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x51, 0x18};
_send_simple(init745, 11);
unsigned char init746[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBA, 0x02, 0x51, 0x1C};
_send_simple(init746, 11);
unsigned char init747[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA0, 0x02, 0x41, 0x14};
_send_simple(init747, 11);
unsigned char init748[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA5, 0x02, 0x41, 0x03};
_send_simple(init748, 11);
unsigned char init749[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAA, 0x02, 0x41, 0x1F};
_send_simple(init749, 11);
unsigned char init750[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAF, 0x02, 0x41, 0x08};
_send_simple(init750, 11);
unsigned char init751[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x41, 0x02};
_send_simple(init751, 11);
unsigned char init752[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB9, 0x02, 0x41, 0x0B};
_send_simple(init752, 11);
unsigned char init753[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBE, 0x02, 0x41, 0x09};
_send_simple(init753, 11);
unsigned char init754[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xC3, 0x02, 0x41, 0x01};
_send_simple(init754, 11);
unsigned char init755[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA0, 0x02, 0x31, 0x18};
_send_simple(init755, 11);
unsigned char init756[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA4, 0x02, 0x31, 0x17};
_send_simple(init756, 11);
unsigned char init757[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x31, 0x06};
_send_simple(init757, 11);
unsigned char init758[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAC, 0x02, 0x31, 0x09};
_send_simple(init758, 11);
unsigned char init759[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB0, 0x02, 0x31, 0x01};
_send_simple(init759, 11);
unsigned char init760[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x31, 0x0E};
_send_simple(init760, 11);
unsigned char init761[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA1, 0x02, 0x60, 0x18};
_send_simple(init761, 11);
unsigned char init762[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBC, 0x02, 0x31, 0x10};
_send_simple(init762, 11);
unsigned char init763[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x60, 0x1E};
_send_simple(init763, 11);
unsigned char init764[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xC4, 0x02, 0x31, 0x0F};
_send_simple(init764, 11);
unsigned char init765[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAF, 0x02, 0x60, 0x1C};
_send_simple(init765, 11);
unsigned char init766[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xCC, 0x02, 0x31, 0x11};
_send_simple(init766, 11);
unsigned char init767[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB6, 0x02, 0x60, 0x03};
_send_simple(init767, 11);
unsigned char init768[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xD4, 0x02, 0x31, 0x16};
_send_simple(init768, 11);
unsigned char init769[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA2, 0x02, 0x50, 0x1E};
_send_simple(init769, 11);
unsigned char init770[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA5, 0x02, 0x50, 0x1C};
_send_simple(init770, 11);
unsigned char init771[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA8, 0x02, 0x50, 0x15};
_send_simple(init771, 11);
unsigned char init772[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAB, 0x02, 0x50, 0x18};
_send_simple(init772, 11);
unsigned char init773[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAE, 0x02, 0x50, 0x0F};
_send_simple(init773, 11);
unsigned char init774[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB1, 0x02, 0x50, 0x0A};
_send_simple(init774, 11);
unsigned char init775[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x50, 0x1D};
_send_simple(init775, 11);
unsigned char init776[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB7, 0x02, 0x50, 0x10};
_send_simple(init776, 11);
unsigned char init777[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBA, 0x02, 0x50, 0x19};
_send_simple(init777, 11);
unsigned char init778[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBD, 0x02, 0x50, 0x1B};
_send_simple(init778, 11);
unsigned char init779[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA0, 0x02, 0x40, 0x11};
_send_simple(init779, 11);
unsigned char init780[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xC3, 0x02, 0x50, 0x1E};
_send_simple(init780, 11);
unsigned char init781[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xA5, 0x02, 0x40, 0x06};
_send_simple(init781, 11);
unsigned char init782[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xC9, 0x02, 0x50, 0x15};
_send_simple(init782, 11);
unsigned char init783[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAA, 0x02, 0x40, 0x1A};
_send_simple(init783, 11);
unsigned char init784[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xCF, 0x02, 0x50, 0x0F};
_send_simple(init784, 11);
unsigned char init785[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xAF, 0x02, 0x40, 0x0D};
_send_simple(init785, 11);
unsigned char init786[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xD5, 0x02, 0x50, 0x1D};
_send_simple(init786, 11);
unsigned char init787[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB4, 0x02, 0x40, 0x07};
_send_simple(init787, 11);
unsigned char init788[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xDB, 0x02, 0x50, 0x19};
_send_simple(init788, 11);
unsigned char init789[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xB9, 0x02, 0x40, 0x0E};
_send_simple(init789, 11);
unsigned char init790[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xE1, 0x02, 0x50, 0x1C};
_send_simple(init790, 11);
unsigned char init791[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x40, 0xBE, 0x02, 0x40, 0x0C};
_send_simple(init791, 11);
unsigned char init792[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xE7, 0x02, 0x50, 0x06};
_send_simple(init792, 11);
unsigned char init793[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x08, 0x50, 0xC2, 0x02, 0x40, 0x1C};
_send_simple(init793, 11);
}
static uint8_t _send_init(uint64_t frequency, uint16_t asic_count)
{
// set version mask
for (int i = 0; i < 3; i++) {
BM1366_set_version_mask(STRATUM_DEFAULT_VERSION_MASK);
}
// read register 00 on all chips
unsigned char init3[7] = {0x55, 0xAA, 0x52, 0x05, 0x00, 0x00, 0x0A};
_send_simple(init3, 7);
int chip_counter = 0;
while (true) {
if(SERIAL_rx(asic_response_buffer, 11, 1000) > 0) {
chip_counter++;
} else {
break;
}
}
ESP_LOGI(TAG, "%i chip(s) detected on the chain, expected %i", chip_counter, asic_count);
unsigned char init4[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA8, 0x00, 0x07, 0x00, 0x00, 0x03};
_send_simple(init4, 11);
unsigned char init5[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x18, 0xFF, 0x0F, 0xC1, 0x00, 0x00};
_send_simple(init5, 11);
_send_chain_inactive();
// unsigned char init6[7] = {0x55, 0xAA, 0x53, 0x05, 0x00, 0x00, 0x03};
// _send_simple(init6, 7);
// split the chip address space evenly
uint8_t address_interval = (uint8_t) (256 / chip_counter);
for (uint8_t i = 0; i < chip_counter; i++) {
_set_chip_address(i * address_interval);
// unsigned char init7[7] = { 0x55, 0xAA, 0x40, 0x05, 0x00, 0x00, 0x1C };
// _send_simple(init7, 7);
}
unsigned char init135[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x85, 0x40, 0x0C};
_send_simple(init135, 11);
unsigned char init136[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x80, 0x20, 0x19};
_send_simple(init136, 11);
// unsigned char init137[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x14, 0x00, 0x00, 0x00, 0xFF, 0x08};
// _send_simple(init137, 11);
BM1366_set_job_difficulty_mask(BM1366_INITIAL_DIFFICULTY);
unsigned char init138[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x54, 0x00, 0x00, 0x00, 0x03, 0x1D};
_send_simple(init138, 11);
unsigned char init139[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x58, 0x02, 0x11, 0x11, 0x11, 0x06};
_send_simple(init139, 11);
unsigned char init171[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0x2C, 0x00, 0x7C, 0x00, 0x03, 0x03};
_send_simple(init171, 11);
unsigned char init173[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x28, 0x11, 0x30, 0x02, 0x00, 0x03};
_send_simple(init173, 11);
for (uint8_t i = 0; i < chip_counter; i++) {
unsigned char set_a8_register[6] = {i * address_interval, 0xA8, 0x00, 0x07, 0x01, 0xF0};
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_WRITE), set_a8_register, 6, BM1366_SERIALTX_DEBUG);
unsigned char set_18_register[6] = {i * address_interval, 0x18, 0xF0, 0x00, 0xC1, 0x00};
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_WRITE), set_18_register, 6, BM1366_SERIALTX_DEBUG);
unsigned char set_3c_register_first[6] = {i * address_interval, 0x3C, 0x80, 0x00, 0x85, 0x40};
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_WRITE), set_3c_register_first, 6, BM1366_SERIALTX_DEBUG);
unsigned char set_3c_register_second[6] = {i * address_interval, 0x3C, 0x80, 0x00, 0x80, 0x20};
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_WRITE), set_3c_register_second, 6, BM1366_SERIALTX_DEBUG);
unsigned char set_3c_register_third[6] = {i * address_interval, 0x3C, 0x80, 0x00, 0x82, 0xAA};
_send_BM1366((TYPE_CMD | GROUP_SINGLE | CMD_WRITE), set_3c_register_third, 6, BM1366_SERIALTX_DEBUG);
}
do_frequency_ramp_up();
BM1366_send_hash_frequency(frequency);
//register 10 is still a bit of a mystery. discussion: https://github.com/skot/ESP-Miner/pull/167
// unsigned char set_10_hash_counting[6] = {0x00, 0x10, 0x00, 0x00, 0x11, 0x5A}; //S19k Pro Default
// unsigned char set_10_hash_counting[6] = {0x00, 0x10, 0x00, 0x00, 0x14, 0x46}; //S19XP-Luxos Default
unsigned char set_10_hash_counting[6] = {0x00, 0x10, 0x00, 0x00, 0x15, 0x1C}; //S19XP-Stock Default
// unsigned char set_10_hash_counting[6] = {0x00, 0x10, 0x00, 0x0F, 0x00, 0x00}; //supposedly the "full" 32bit nonce range
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_WRITE), set_10_hash_counting, 6, BM1366_SERIALTX_DEBUG);
unsigned char init795[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA4, 0x90, 0x00, 0xFF, 0xFF, 0x1C};
_send_simple(init795, 11);
return chip_counter;
}
// reset the BM1366 via the RTS line
static void _reset(void)
{
gpio_set_level(BM1366_RST_PIN, 0);
// delay for 100ms
vTaskDelay(100 / portTICK_PERIOD_MS);
// set the gpio pin high
gpio_set_level(BM1366_RST_PIN, 1);
// delay for 100ms
vTaskDelay(100 / portTICK_PERIOD_MS);
}
static void _send_read_address(void)
{
unsigned char read_address[2] = {0x00, 0x00};
// send serial data
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_READ), read_address, 2, BM1366_SERIALTX_DEBUG);
}
uint8_t BM1366_init(uint64_t frequency, uint16_t asic_count)
{
ESP_LOGI(TAG, "Initializing BM1366");
memset(asic_response_buffer, 0, SERIAL_BUF_SIZE);
esp_rom_gpio_pad_select_gpio(BM1366_RST_PIN);
gpio_set_direction(BM1366_RST_PIN, GPIO_MODE_OUTPUT);
// reset the bm1366
_reset();
return _send_init(frequency, asic_count);
}
// Baud formula = 25M/((denominator+1)*8)
// The denominator is 5 bits found in the misc_control (bits 9-13)
int BM1366_set_default_baud(void)
{
// default divider of 26 (11010) for 115,749
unsigned char baudrate[9] = {0x00, MISC_CONTROL, 0x00, 0x00, 0b01111010, 0b00110001}; // baudrate - misc_control
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_WRITE), baudrate, 6, BM1366_SERIALTX_DEBUG);
return 115749;
}
int BM1366_set_max_baud(void)
{
return 1000000;
// // divider of 0 for 3,125,000
// ESP_LOGI(TAG, "Setting max baud of 1000000 ");
// unsigned char init8[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x28, 0x11, 0x30, 0x02, 0x00, 0x03};
// _send_simple(init8, 11);
// return 1000000;
}
void BM1366_set_job_difficulty_mask(int difficulty)
{
// Default mask of 256 diff
unsigned char job_difficulty_mask[9] = {0x00, TICKET_MASK, 0b00000000, 0b00000000, 0b00000000, 0b11111111};
// The mask must be a power of 2 so there are no holes
// Correct: {0b00000000, 0b00000000, 0b11111111, 0b11111111}
// Incorrect: {0b00000000, 0b00000000, 0b11100111, 0b11111111}
// (difficulty - 1) if it is a pow 2 then step down to second largest for more hashrate sampling
difficulty = _largest_power_of_two(difficulty) - 1;
// convert difficulty into char array
// Ex: 256 = {0b00000000, 0b00000000, 0b00000000, 0b11111111}, {0x00, 0x00, 0x00, 0xff}
// Ex: 512 = {0b00000000, 0b00000000, 0b00000001, 0b11111111}, {0x00, 0x00, 0x01, 0xff}
for (int i = 0; i < 4; i++) {
char value = (difficulty >> (8 * i)) & 0xFF;
// The char is read in backwards to the register so we need to reverse them
// So a mask of 512 looks like 0b00000000 00000000 00000001 1111111
// and not 0b00000000 00000000 10000000 1111111
job_difficulty_mask[5 - i] = _reverse_bits(value);
}
ESP_LOGI(TAG, "Setting job ASIC mask to %d", difficulty);
_send_BM1366((TYPE_CMD | GROUP_ALL | CMD_WRITE), job_difficulty_mask, 6, BM1366_SERIALTX_DEBUG);
}
static uint8_t id = 0;
void BM1366_send_work(void * pvParameters, bm_job * next_bm_job)
{
GlobalState * GLOBAL_STATE = (GlobalState *) pvParameters;
BM1366_job job;
id = (id + 8) % 128;
job.job_id = id;
job.num_midstates = 0x01;
memcpy(&job.starting_nonce, &next_bm_job->starting_nonce, 4);
memcpy(&job.nbits, &next_bm_job->target, 4);
memcpy(&job.ntime, &next_bm_job->ntime, 4);
memcpy(job.merkle_root, next_bm_job->merkle_root_be, 32);
memcpy(job.prev_block_hash, next_bm_job->prev_block_hash_be, 32);
memcpy(&job.version, &next_bm_job->version, 4);
if (GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id] != NULL) {
free_bm_job(GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id]);
}
GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id] = next_bm_job;
pthread_mutex_lock(&GLOBAL_STATE->valid_jobs_lock);
GLOBAL_STATE->valid_jobs[job.job_id] = 1;
pthread_mutex_unlock(&GLOBAL_STATE->valid_jobs_lock);
//debug sent jobs - this can get crazy if the interval is short
#if BM1366_DEBUG_JOBS
ESP_LOGI(TAG, "Send Job: %02X", job.job_id);
#endif
_send_BM1366((TYPE_JOB | GROUP_SINGLE | CMD_WRITE), &job, sizeof(BM1366_job), BM1366_DEBUG_WORK);
}
asic_result * BM1366_receive_work(void)
{
// wait for a response, wait time is pretty arbitrary
int received = SERIAL_rx(asic_response_buffer, 11, 60000);
if (received < 0) {
ESP_LOGI(TAG, "Error in serial RX");
return NULL;
} else if (received == 0) {
// Didn't find a solution, restart and try again
return NULL;
}
if (received != 11 || asic_response_buffer[0] != 0xAA || asic_response_buffer[1] != 0x55) {
ESP_LOGI(TAG, "Serial RX invalid %i", received);
ESP_LOG_BUFFER_HEX(TAG, asic_response_buffer, received);
SERIAL_clear_buffer();
return NULL;
}
return (asic_result *) asic_response_buffer;
}
static uint16_t reverse_uint16(uint16_t num)
{
return (num >> 8) | (num << 8);
}
static uint32_t reverse_uint32(uint32_t val)
{
return ((val >> 24) & 0xff) | // Move byte 3 to byte 0
((val << 8) & 0xff0000) | // Move byte 1 to byte 2
((val >> 8) & 0xff00) | // Move byte 2 to byte 1
((val << 24) & 0xff000000); // Move byte 0 to byte 3
}
task_result * BM1366_proccess_work(void * pvParameters)
{
asic_result * asic_result = BM1366_receive_work();
if (asic_result == NULL) {
return NULL;
}
uint8_t job_id = asic_result->job_id & 0xf8;
uint8_t core_id = (uint8_t)((reverse_uint32(asic_result->nonce) >> 25) & 0x7f); // BM1366 has 112 cores, so it should be coded on 7 bits
uint8_t small_core_id = asic_result->job_id & 0x07; // BM1366 has 8 small cores, so it should be coded on 3 bits
uint32_t version_bits = (reverse_uint16(asic_result->version) << 13); // shift the 16 bit value left 13
ESP_LOGI(TAG, "Job ID: %02X, Core: %d/%d, Ver: %08" PRIX32, job_id, core_id, small_core_id, version_bits);
GlobalState * GLOBAL_STATE = (GlobalState *) pvParameters;
if (GLOBAL_STATE->valid_jobs[job_id] == 0) {
ESP_LOGE(TAG, "Invalid job found, 0x%02X", job_id);
return NULL;
}
uint32_t rolled_version = GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job_id]->version | version_bits;
result.job_id = job_id;
result.nonce = asic_result->nonce;
result.rolled_version = rolled_version;
return &result;
}