Code Review / openocd.git / blob
? search:
summary | shortlog | log | commit | commitdiff | review | tree
history | raw | HEAD
SimonQian <simonqian@SimonQian.com>:
[openocd.git] / src / svf / svf.c
1 /***************************************************************************
2 * Copyright (C) 2009 by Simon Qian *
3 * SimonQian@SimonQian.com *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
20
21
22 /* The specification for SVF is available here:
23 * http://www.asset-intertech.com/support/svf.pdf
24 * Below, this document is refered to as the "SVF spec".
25 *
26 * The specification for XSVF is available here:
27 * http://www.xilinx.com/support/documentation/application_notes/xapp503.pdf
28 * Below, this document is refered to as the "XSVF spec".
29 */
30
31 #ifdef HAVE_CONFIG_H
32 #include "config.h"
33 #endif
34
35 #include "svf.h"
36 #include "jtag.h"
37 #include "time_support.h"
38
39
40 // SVF command
41 typedef enum
42 {
43 ENDDR,
44 ENDIR,
45 FREQUENCY,
46 HDR,
47 HIR,
48 PIO,
49 PIOMAP,
50 RUNTEST,
51 SDR,
52 SIR,
53 STATE,
54 TDR,
55 TIR,
56 TRST,
57 }svf_command_t;
58
59 const char *svf_command_name[14] =
60 {
61 "ENDDR",
62 "ENDIR",
63 "FREQUENCY",
64 "HDR",
65 "HIR",
66 "PIO",
67 "PIOMAP",
68 "RUNTEST",
69 "SDR",
70 "SIR",
71 "STATE",
72 "TDR",
73 "TIR",
74 "TRST"
75 };
76
77 typedef enum
78 {
79 TRST_ON,
80 TRST_OFF,
81 TRST_Z,
82 TRST_ABSENT
83 }trst_mode_t;
84
85 const char *svf_trst_mode_name[4] =
86 {
87 "ON",
88 "OFF",
89 "Z",
90 "ABSENT"
91 };
92
93 char *svf_tap_state_name[TAP_NUM_STATES];
94
95 #define XXR_TDI (1 << 0)
96 #define XXR_TDO (1 << 1)
97 #define XXR_MASK (1 << 2)
98 #define XXR_SMASK (1 << 3)
99 typedef struct
100 {
101 int len;
102 int data_mask;
103 u8 *tdi;
104 u8 *tdo;
105 u8 *mask;
106 u8 *smask;
107 }svf_xxr_para_t;
108
109 typedef struct
110 {
111 float frequency;
112 tap_state_t ir_end_state;
113 tap_state_t dr_end_state;
114 tap_state_t runtest_run_state;
115 tap_state_t runtest_end_state;
116 trst_mode_t trst_mode;
117
118 svf_xxr_para_t hir_para;
119 svf_xxr_para_t hdr_para;
120 svf_xxr_para_t tir_para;
121 svf_xxr_para_t tdr_para;
122 svf_xxr_para_t sir_para;
123 svf_xxr_para_t sdr_para;
124 }svf_para_t;
125
126 svf_para_t svf_para;
127 const svf_para_t svf_para_init =
128 {
129 // frequency, ir_end_state, dr_end_state, runtest_run_state, runtest_end_state, trst_mode
130 0, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TRST_Z,
131 // hir_para
132 // {len, data_mask, tdi, tdo, mask, smask},
133 {0, 0, NULL, NULL, NULL, NULL},
134 // hdr_para
135 // {len, data_mask, tdi, tdo, mask, smask},
136 {0, 0, NULL, NULL, NULL, NULL},
137 // tir_para
138 // {len, data_mask, tdi, tdo, mask, smask},
139 {0, 0, NULL, NULL, NULL, NULL},
140 // tdr_para
141 // {len, data_mask, tdi, tdo, mask, smask},
142 {0, 0, NULL, NULL, NULL, NULL},
143 // sir_para
144 // {len, data_mask, tdi, tdo, mask, smask},
145 {0, 0, NULL, NULL, NULL, NULL},
146 // sdr_para
147 // {len, data_mask, tdi, tdo, mask, smask},
148 {0, 0, NULL, NULL, NULL, NULL},
149 };
150
151 typedef struct
152 {
153 int line_num; // used to record line number of the check operation
154 // so more information could be printed
155 int enabled; // check is enabled or not
156 int buffer_offset; // buffer_offset to buffers
157 int bit_len; // bit length to check
158 }svf_check_tdo_para_t;
159
160 #define SVF_CHECK_TDO_PARA_SIZE 1024
161 static svf_check_tdo_para_t *svf_check_tdo_para = NULL;
162 static int svf_check_tdo_para_index = 0;
163
164 #define dimof(a) (sizeof(a) / sizeof((a)[0]))
165
166 static int svf_read_command_from_file(int fd);
167 static int svf_check_tdo(void);
168 static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len);
169 static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str);
170 static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
171
172 static int svf_fd = 0;
173 static char *svf_command_buffer = NULL;
174 static int svf_command_buffer_size = 0;
175 static int svf_line_number = 1;
176
177 static jtag_tap_t *tap = NULL;
178 static tap_state_t last_state = TAP_RESET;
179
180 #define SVF_MAX_BUFFER_SIZE_TO_COMMIT (4 * 1024)
181 static u8 *svf_tdi_buffer = NULL, *svf_tdo_buffer = NULL, *svf_mask_buffer = NULL;
182 static int svf_buffer_index = 0, svf_buffer_size = 0;
183 static int svf_quiet = 0;
184
185
186 int svf_register_commands(struct command_context_s *cmd_ctx)
187 {
188 register_command(cmd_ctx, NULL, "svf", handle_svf_command,
189 COMMAND_EXEC, "run svf <file>");
190
191 return ERROR_OK;
192 }
193
194 void svf_free_xxd_para(svf_xxr_para_t *para)
195 {
196 if (NULL != para)
197 {
198 if (para->tdi != NULL)
199 {
200 free(para->tdi);
201 para->tdi = NULL;
202 }
203 if (para->tdo != NULL)
204 {
205 free(para->tdo);
206 para->tdo = NULL;
207 }
208 if (para->mask != NULL)
209 {
210 free(para->mask);
211 para->mask = NULL;
212 }
213 if (para->smask != NULL)
214 {
215 free(para->smask);
216 para->smask = NULL;
217 }
218 }
219 }
220
221 unsigned svf_get_mask_u32(int bitlen)
222 {
223 u32 bitmask;
224
225 if (bitlen < 0)
226 {
227 bitmask = 0;
228 }
229 else if (bitlen >= 32)
230 {
231 bitmask = 0xFFFFFFFF;
232 }
233 else
234 {
235 bitmask = (1 << bitlen) - 1;
236 }
237
238 return bitmask;
239 }
240
241 static const char* tap_state_svf_name(tap_state_t state)
242 {
243 const char* ret;
244
245 switch( state )
246 {
247 case TAP_RESET: ret = "RESET"; break;
248 case TAP_IDLE: ret = "IDLE"; break;
249 case TAP_DRSELECT: ret = "DRSELECT"; break;
250 case TAP_DRCAPTURE: ret = "DRCAPTURE"; break;
251 case TAP_DRSHIFT: ret = "DRSHIFT"; break;
252 case TAP_DREXIT1: ret = "DREXIT1"; break;
253 case TAP_DRPAUSE: ret = "DRPAUSE"; break;
254 case TAP_DREXIT2: ret = "DREXIT2"; break;
255 case TAP_DRUPDATE: ret = "DRUPDATE"; break;
256 case TAP_IRSELECT: ret = "IRSELECT"; break;
257 case TAP_IRCAPTURE: ret = "IRCAPTURE"; break;
258 case TAP_IRSHIFT: ret = "IRSHIFT"; break;
259 case TAP_IREXIT1: ret = "IREXIT1"; break;
260 case TAP_IRPAUSE: ret = "IRPAUSE"; break;
261 case TAP_IREXIT2: ret = "IREXIT2"; break;
262 case TAP_IRUPDATE: ret = "IRUPDATE"; break;
263 default: ret = "???"; break;
264 }
265
266 return ret;
267 }
268
269 static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
270 {
271 #define SVF_NUM_OF_OPTIONS 1
272 int command_num = 0, i;
273 int ret = ERROR_OK;
274 long long time_ago;
275
276 if ((argc < 1) || (argc > (1 + SVF_NUM_OF_OPTIONS)))
277 {
278 command_print(cmd_ctx, "usage: svf <file> [quiet]");
279 return ERROR_FAIL;
280 }
281
282 // parse variant
283 svf_quiet = 0;
284 for (i = 1; i < argc; i++)
285 {
286 if (!strcmp(args[i], "quiet"))
287 {
288 svf_quiet = 1;
289 }
290 else
291 {
292 LOG_ERROR("unknown variant for svf: %s", args[i]);
293
294 // no need to free anything now
295 return ERROR_FAIL;
296 }
297 }
298
299 if ((svf_fd = open(args[0], O_RDONLY)) < 0)
300 {
301 command_print(cmd_ctx, "file \"%s\" not found", args[0]);
302
303 // no need to free anything now
304 return ERROR_FAIL;
305 }
306
307 LOG_USER("svf processing file: \"%s\"", args[0]);
308
309 // get time
310 time_ago = timeval_ms();
311
312 // init
313 svf_line_number = 1;
314 svf_command_buffer_size = 0;
315
316 svf_check_tdo_para_index = 0;
317 svf_check_tdo_para = malloc(sizeof(svf_check_tdo_para_t) * SVF_CHECK_TDO_PARA_SIZE);
318 if (NULL == svf_check_tdo_para)
319 {
320 LOG_ERROR("not enough memory");
321 ret = ERROR_FAIL;
322 goto free_all;
323 }
324
325 svf_buffer_index = 0;
326 // double the buffer size
327 // in case current command cannot be commited, and next command is a bit scan command
328 // here is 32K bits for this big scan command, it should be enough
329 // buffer will be reallocated if buffer size is not enough
330 svf_tdi_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
331 if (NULL == svf_tdi_buffer)
332 {
333 LOG_ERROR("not enough memory");
334 ret = ERROR_FAIL;
335 goto free_all;
336 }
337 svf_tdo_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
338 if (NULL == svf_tdo_buffer)
339 {
340 LOG_ERROR("not enough memory");
341 ret = ERROR_FAIL;
342 goto free_all;
343 }
344 svf_mask_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
345 if (NULL == svf_mask_buffer)
346 {
347 LOG_ERROR("not enough memory");
348 ret = ERROR_FAIL;
349 goto free_all;
350 }
351 svf_buffer_size = 2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT;
352
353 memcpy(&svf_para, &svf_para_init, sizeof(svf_para));
354 for (i = 0; i < (int)dimof(svf_tap_state_name); i++)
355 {
356 svf_tap_state_name[i] = (char *)tap_state_svf_name(i);
357 }
358 // TAP_RESET
359 jtag_add_tlr();
360
361 while ( ERROR_OK == svf_read_command_from_file(svf_fd) )
362 {
363 if (ERROR_OK != svf_run_command(cmd_ctx, svf_command_buffer))
364 {
365 LOG_ERROR("fail to run command at line %d", svf_line_number);
366 ret = ERROR_FAIL;
367 break;
368 }
369 command_num++;
370 }
371 if (ERROR_OK != jtag_execute_queue())
372 {
373 ret = ERROR_FAIL;
374 }
375 else if (ERROR_OK != svf_check_tdo())
376 {
377 ret = ERROR_FAIL;
378 }
379
380 // print time
381 command_print(cmd_ctx, "%lld ms used", timeval_ms() - time_ago);
382
383 free_all:
384
385 close(svf_fd);
386 svf_fd = 0;
387
388 // free buffers
389 if (svf_command_buffer)
390 {
391 free(svf_command_buffer);
392 svf_command_buffer = NULL;
393 svf_command_buffer_size = 0;
394 }
395 if (svf_check_tdo_para)
396 {
397 free(svf_check_tdo_para);
398 svf_check_tdo_para = NULL;
399 svf_check_tdo_para_index = 0;
400 }
401 if (svf_tdi_buffer)
402 {
403 free(svf_tdi_buffer);
404 svf_tdi_buffer = NULL;
405 }
406 if (svf_tdo_buffer)
407 {
408 free(svf_tdo_buffer);
409 svf_tdo_buffer = NULL;
410 }
411 if (svf_mask_buffer)
412 {
413 free(svf_mask_buffer);
414 svf_mask_buffer = NULL;
415 }
416 svf_buffer_index = 0;
417 svf_buffer_size = 0;
418
419 svf_free_xxd_para(&svf_para.hdr_para);
420 svf_free_xxd_para(&svf_para.hir_para);
421 svf_free_xxd_para(&svf_para.tdr_para);
422 svf_free_xxd_para(&svf_para.tir_para);
423 svf_free_xxd_para(&svf_para.sdr_para);
424 svf_free_xxd_para(&svf_para.sir_para);
425
426 if (ERROR_OK == ret)
427 {
428 command_print(cmd_ctx, "svf file programmed successfully for %d commands", command_num);
429 }
430 else
431 {
432 command_print(cmd_ctx, "svf file programmed failed");
433 }
434
435 return ret;
436 }
437
438 #define SVFP_CMD_INC_CNT 1024
439 static int svf_read_command_from_file(int fd)
440 {
441 char ch, *tmp_buffer = NULL;
442 int cmd_pos = 0, cmd_ok = 0, slash = 0, comment = 0;
443
444 while (!cmd_ok && (read(fd, &ch, 1) > 0) )
445 {
446 switch(ch)
447 {
448 case '!':
449 slash = 0;
450 comment = 1;
451 break;
452 case '/':
453 if (++slash == 2)
454 {
455 comment = 1;
456 }
457 break;
458 case ';':
459 slash = 0;
460 if (!comment)
461 {
462 cmd_ok = 1;
463 }
464 break;
465 case '\n':
466 svf_line_number++;
467 case '\r':
468 slash = 0;
469 comment = 0;
470 break;
471 default:
472 if (!comment)
473 {
474 if (cmd_pos >= svf_command_buffer_size - 1)
475 {
476 tmp_buffer = (char*)malloc(svf_command_buffer_size + SVFP_CMD_INC_CNT); // 1 more byte for '\0'
477 if (NULL == tmp_buffer)
478 {
479 LOG_ERROR("not enough memory");
480 return ERROR_FAIL;
481 }
482 if (svf_command_buffer_size > 0)
483 {
484 memcpy(tmp_buffer, svf_command_buffer, svf_command_buffer_size);
485 }
486 if (svf_command_buffer != NULL)
487 {
488 free(svf_command_buffer);
489 }
490 svf_command_buffer = tmp_buffer;
491 svf_command_buffer_size += SVFP_CMD_INC_CNT;
492 tmp_buffer = NULL;
493 }
494 svf_command_buffer[cmd_pos++] = (char)toupper(ch);
495 }
496 break;
497 }
498 }
499
500 if (cmd_ok)
501 {
502 svf_command_buffer[cmd_pos] = '\0';
503 return ERROR_OK;
504 }
505 else
506 {
507 return ERROR_FAIL;
508 }
509 }
510
511 static int svf_parse_cmd_string(char *str, int len, char **argus, int *num_of_argu)
512 {
513 int pos = 0, num = 0, space_found = 1;
514
515 while (pos < len)
516 {
517 switch(str[pos])
518 {
519 case '\n':
520 case '\r':
521 case '!':
522 case '/':
523 LOG_ERROR("fail to parse svf command");
524 return ERROR_FAIL;
525 break;
526 case ' ':
527 space_found = 1;
528 str[pos] = '\0';
529 break;
530 default:
531 if (space_found)
532 {
533 argus[num++] = &str[pos];
534 space_found = 0;
535 }
536 break;
537 }
538 pos++;
539 }
540
541 *num_of_argu = num;
542
543 return ERROR_OK;
544 }
545
546 static int svf_tap_state_is_stable(tap_state_t state)
547 {
548 return ((TAP_RESET == state) || (TAP_IDLE == state) || (TAP_DRPAUSE == state) || (TAP_IRPAUSE == state));
549 }
550
551 static int svf_tap_state_is_valid(tap_state_t state)
552 {
553 return state >= 0 && state < TAP_NUM_STATES;
554 }
555
556 static int svf_find_string_in_array(char *str, char **strs, int num_of_element)
557 {
558 int i;
559
560 for (i = 0; i < num_of_element; i++)
561 {
562 if (!strcmp(str, strs[i]))
563 {
564 return i;
565 }
566 }
567 return 0xFF;
568 }
569
570 static int svf_adjust_array_length(u8 **arr, int orig_bit_len, int new_bit_len)
571 {
572 int new_byte_len = (new_bit_len + 7) >> 3;
573
574 if ((NULL == *arr) || (((orig_bit_len + 7) >> 3) < ((new_bit_len + 7) >> 3)))
575 {
576 if (*arr != NULL)
577 {
578 free(*arr);
579 *arr = NULL;
580 }
581 *arr = (u8*)malloc(new_byte_len);
582 if (NULL == *arr)
583 {
584 LOG_ERROR("not enough memory");
585 return ERROR_FAIL;
586 }
587 memset(*arr, 0, new_byte_len);
588 }
589 return ERROR_OK;
590 }
591
592 static int svf_copy_hexstring_to_binary(char *str, u8 **bin, int orig_bit_len, int bit_len)
593 {
594 int i, str_len = strlen(str), str_byte_len = (bit_len + 3) >> 2, loop_cnt;
595 u8 ch, need_write = 1;
596
597 if (ERROR_OK != svf_adjust_array_length(bin, orig_bit_len, bit_len))
598 {
599 LOG_ERROR("fail to adjust length of array");
600 return ERROR_FAIL;
601 }
602
603 if (str_byte_len > str_len)
604 {
605 loop_cnt = str_byte_len;
606 }
607 else
608 {
609 loop_cnt = str_len;
610 }
611
612 for (i = 0; i < loop_cnt; i++)
613 {
614 if (i < str_len)
615 {
616 ch = str[str_len - i - 1];
617 if ((ch >= '0') && (ch <= '9'))
618 {
619 ch = ch - '0';
620 }
621 else if ((ch >= 'A') && (ch <= 'F'))
622 {
623 ch = ch - 'A' + 10;
624 }
625 else
626 {
627 LOG_ERROR("invalid hex string");
628 return ERROR_FAIL;
629 }
630 }
631 else
632 {
633 ch = 0;
634 }
635
636 // check valid
637 if (i >= str_byte_len)
638 {
639 // all data written, other data should be all '0's and needn't to be written
640 need_write = 0;
641 if (ch != 0)
642 {
643 LOG_ERROR("value execede length");
644 return ERROR_FAIL;
645 }
646 }
647 else if (i == (str_byte_len - 1))
648 {
649 // last data byte, written if valid
650 if ((ch & ~((1 << (bit_len - 4 * i)) - 1)) != 0)
651 {
652 LOG_ERROR("value execede length");
653 return ERROR_FAIL;
654 }
655 }
656
657 if (need_write)
658 {
659 // write bin
660 if (i % 2)
661 {
662 // MSB
663 (*bin)[i / 2] |= ch << 4;
664 }
665 else
666 {
667 // LSB
668 (*bin)[i / 2] = 0;
669 (*bin)[i / 2] |= ch;
670 }
671 }
672 }
673
674 return ERROR_OK;
675 }
676
677 static int svf_check_tdo(void)
678 {
679 int i, len, index;
680
681 for (i = 0; i < svf_check_tdo_para_index; i++)
682 {
683 index = svf_check_tdo_para[i].buffer_offset;
684 len = svf_check_tdo_para[i].bit_len;
685 if ((svf_check_tdo_para[i].enabled)
686 && buf_cmp_mask(&svf_tdi_buffer[index], &svf_tdo_buffer[index], &svf_mask_buffer[index], len))
687 {
688 unsigned bitmask;
689 unsigned received, expected, tapmask;
690 bitmask = svf_get_mask_u32(svf_check_tdo_para[i].bit_len);
691
692 memcpy(&received, svf_tdi_buffer + index, sizeof(unsigned));
693 memcpy(&expected, svf_tdo_buffer + index, sizeof(unsigned));
694 memcpy(&tapmask, svf_mask_buffer + index, sizeof(unsigned));
695 LOG_ERROR("tdo check error at line %d",
696 svf_check_tdo_para[i].line_num);
697 LOG_ERROR("read = 0x%X, want = 0x%X, mask = 0x%X",
698 received & bitmask,
699 expected & bitmask,
700 tapmask & bitmask);
701 return ERROR_FAIL;
702 }
703 }
704 svf_check_tdo_para_index = 0;
705
706 return ERROR_OK;
707 }
708
709 static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len)
710 {
711 if (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE)
712 {
713 LOG_ERROR("toooooo many operation undone");
714 return ERROR_FAIL;
715 }
716
717 svf_check_tdo_para[svf_check_tdo_para_index].line_num = svf_line_number;
718 svf_check_tdo_para[svf_check_tdo_para_index].bit_len = bit_len;
719 svf_check_tdo_para[svf_check_tdo_para_index].enabled = enabled;
720 svf_check_tdo_para[svf_check_tdo_para_index].buffer_offset = buffer_offset;
721 svf_check_tdo_para_index++;
722
723 return ERROR_OK;
724 }
725
726 static int svf_execute_tap(void)
727 {
728 if (ERROR_OK != jtag_execute_queue())
729 {
730 return ERROR_FAIL;
731 }
732 else if (ERROR_OK != svf_check_tdo())
733 {
734 return ERROR_FAIL;
735 }
736
737 svf_buffer_index = 0;
738
739 return ERROR_OK;
740 }
741
742 // not good to use this
743 extern void* cmd_queue_alloc(size_t size);
744 extern void jtag_queue_command(jtag_command_t * cmd);
745
746 static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str)
747 {
748 char *argus[256], command;
749 int num_of_argu = 0, i;
750
751 // tmp variable
752 int i_tmp;
753
754 // for RUNTEST
755 int run_count;
756 float min_time, max_time;
757 // for XXR
758 svf_xxr_para_t *xxr_para_tmp;
759 u8 **pbuffer_tmp;
760 scan_field_t field;
761 // for STATE
762 tap_state_t *path = NULL, state;
763
764 if (!svf_quiet)
765 {
766 LOG_USER("%s", svf_command_buffer);
767 }
768
769 if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
770 {
771 return ERROR_FAIL;
772 }
773
774 command = svf_find_string_in_array(argus[0], (char **)svf_command_name, dimof(svf_command_name));
775 switch(command)
776 {
777 case ENDDR:
778 case ENDIR:
779 if (num_of_argu != 2)
780 {
781 LOG_ERROR("invalid parameter of %s", argus[0]);
782 return ERROR_FAIL;
783 }
784 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
785 if (svf_tap_state_is_stable(i_tmp))
786 {
787 if (command == ENDIR)
788 {
789 svf_para.ir_end_state = i_tmp;
790 LOG_DEBUG("\tir_end_state = %s", svf_tap_state_name[svf_para.ir_end_state]);
791 }
792 else
793 {
794 svf_para.dr_end_state = i_tmp;
795 LOG_DEBUG("\tdr_end_state = %s", svf_tap_state_name[svf_para.dr_end_state]);
796 }
797 }
798 else
799 {
800 LOG_ERROR("%s is not valid state", argus[1]);
801 return ERROR_FAIL;
802 }
803 break;
804 case FREQUENCY:
805 if ((num_of_argu != 1) && (num_of_argu != 3))
806 {
807 LOG_ERROR("invalid parameter of %s", argus[0]);
808 return ERROR_FAIL;
809 }
810 if (1 == num_of_argu)
811 {
812 // TODO: set jtag speed to full speed
813 svf_para.frequency = 0;
814 }
815 else
816 {
817 if (strcmp(argus[2], "HZ"))
818 {
819 LOG_ERROR("HZ not found in FREQUENCY command");
820 return ERROR_FAIL;
821 }
822 if (ERROR_OK != svf_execute_tap())
823 {
824 return ERROR_FAIL;
825 }
826 svf_para.frequency = atof(argus[1]);
827 // TODO: set jtag speed to
828 if (svf_para.frequency > 0)
829 {
830 command_run_linef(cmd_ctx, "jtag_khz %d", (int)svf_para.frequency / 1000);
831 LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
832 }
833 }
834 break;
835 case HDR:
836 xxr_para_tmp = &svf_para.hdr_para;
837 goto XXR_common;
838 case HIR:
839 xxr_para_tmp = &svf_para.hir_para;
840 goto XXR_common;
841 case TDR:
842 xxr_para_tmp = &svf_para.tdr_para;
843 goto XXR_common;
844 case TIR:
845 xxr_para_tmp = &svf_para.tir_para;
846 goto XXR_common;
847 case SDR:
848 xxr_para_tmp = &svf_para.sdr_para;
849 goto XXR_common;
850 case SIR:
851 xxr_para_tmp = &svf_para.sir_para;
852 goto XXR_common;
853 XXR_common:
854 // XXR length [TDI (tdi)] [TDO (tdo)][MASK (mask)] [SMASK (smask)]
855 if ((num_of_argu > 10) || (num_of_argu % 2))
856 {
857 LOG_ERROR("invalid parameter of %s", argus[0]);
858 return ERROR_FAIL;
859 }
860 i_tmp = xxr_para_tmp->len;
861 xxr_para_tmp->len = atoi(argus[1]);
862 LOG_DEBUG("\tlength = %d", xxr_para_tmp->len);
863 xxr_para_tmp->data_mask = 0;
864 for (i = 2; i < num_of_argu; i += 2)
865 {
866 if ((strlen(argus[i + 1]) < 3) || (argus[i + 1][0] != '(') || (argus[i + 1][strlen(argus[i + 1]) - 1] != ')'))
867 {
868 LOG_ERROR("data section error");
869 return ERROR_FAIL;
870 }
871 argus[i + 1][strlen(argus[i + 1]) - 1] = '\0';
872 // TDI, TDO, MASK, SMASK
873 if (!strcmp(argus[i], "TDI"))
874 {
875 // TDI
876 pbuffer_tmp = &xxr_para_tmp->tdi;
877 xxr_para_tmp->data_mask |= XXR_TDI;
878 }
879 else if (!strcmp(argus[i], "TDO"))
880 {
881 // TDO
882 pbuffer_tmp = &xxr_para_tmp->tdo;
883 xxr_para_tmp->data_mask |= XXR_TDO;
884 }
885 else if (!strcmp(argus[i], "MASK"))
886 {
887 // MASK
888 pbuffer_tmp = &xxr_para_tmp->mask;
889 xxr_para_tmp->data_mask |= XXR_MASK;
890 }
891 else if (!strcmp(argus[i], "SMASK"))
892 {
893 // SMASK
894 pbuffer_tmp = &xxr_para_tmp->smask;
895 xxr_para_tmp->data_mask |= XXR_SMASK;
896 }
897 else
898 {
899 LOG_ERROR("unknow parameter: %s", argus[i]);
900 return ERROR_FAIL;
901 }
902 if (ERROR_OK != svf_copy_hexstring_to_binary(&argus[i + 1][1], pbuffer_tmp, i_tmp, xxr_para_tmp->len))
903 {
904 LOG_ERROR("fail to parse hex value");
905 return ERROR_FAIL;
906 }
907 LOG_DEBUG("\t%s = 0x%X", argus[i], (**(int**)pbuffer_tmp) & svf_get_mask_u32(xxr_para_tmp->len));
908 }
909 // If a command changes the length of the last scan of the same type and the MASK parameter is absent,
910 // the mask pattern used is all cares
911 if (!(xxr_para_tmp->data_mask & XXR_MASK) && (i_tmp != xxr_para_tmp->len))
912 {
913 // MASK not defined and length changed
914 if (ERROR_OK != svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp, xxr_para_tmp->len))
915 {
916 LOG_ERROR("fail to adjust length of array");
917 return ERROR_FAIL;
918 }
919 buf_set_ones(xxr_para_tmp->mask, xxr_para_tmp->len);
920 }
921 // do scan if necessary
922 if (SDR == command)
923 {
924 // check buffer size first, reallocate if necessary
925 i = svf_para.hdr_para.len + svf_para.sdr_para.len + svf_para.tdr_para.len;
926 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
927 {
928 #if 1
929 // simply print error message
930 LOG_ERROR("buffer is not enough, report to author");
931 return ERROR_FAIL;
932 #else
933 u8 *buffer_tmp;
934
935 // reallocate buffer
936 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
937 if (NULL == buffer_tmp)
938 {
939 LOG_ERROR("not enough memory");
940 return ERROR_FAIL;
941 }
942 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
943 // svf_tdi_buffer isn't NULL here
944 free(svf_tdi_buffer);
945 svf_tdi_buffer = buffer_tmp;
946
947 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
948 if (NULL == buffer_tmp)
949 {
950 LOG_ERROR("not enough memory");
951 return ERROR_FAIL;
952 }
953 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
954 // svf_tdo_buffer isn't NULL here
955 free(svf_tdo_buffer);
956 svf_tdo_buffer = buffer_tmp;
957
958 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
959 if (NULL == buffer_tmp)
960 {
961 LOG_ERROR("not enough memory");
962 return ERROR_FAIL;
963 }
964 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
965 // svf_mask_buffer isn't NULL here
966 free(svf_mask_buffer);
967 svf_mask_buffer = buffer_tmp;
968
969 buffer_tmp = NULL;
970 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
971 #endif
972 }
973
974 // assemble dr data
975 i = 0;
976 buf_set_buf(svf_para.hdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
977 i += svf_para.hdr_para.len;
978 buf_set_buf(svf_para.sdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
979 i += svf_para.sdr_para.len;
980 buf_set_buf(svf_para.tdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
981 i += svf_para.tdr_para.len;
982
983 // add check data
984 if (svf_para.sdr_para.data_mask & XXR_TDO)
985 {
986 // assemble dr mask data
987 i = 0;
988 buf_set_buf(svf_para.hdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
989 i += svf_para.hdr_para.len;
990 buf_set_buf(svf_para.sdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
991 i += svf_para.sdr_para.len;
992 buf_set_buf(svf_para.tdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
993 i += svf_para.tdr_para.len;
994 // assemble dr check data
995 i = 0;
996 buf_set_buf(svf_para.hdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
997 i += svf_para.hdr_para.len;
998 buf_set_buf(svf_para.sdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
999 i += svf_para.sdr_para.len;
1000 buf_set_buf(svf_para.tdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
1001 i += svf_para.tdr_para.len;
1002
1003 svf_add_check_para(1, svf_buffer_index, i);
1004 }
1005 else
1006 {
1007 svf_add_check_para(0, svf_buffer_index, i);
1008 }
1009 field.tap = tap;
1010 field.num_bits = i;
1011 field.out_value = &svf_tdi_buffer[svf_buffer_index];
1012
1013 field.in_value = &svf_tdi_buffer[svf_buffer_index];
1014
1015
1016
1017
1018 jtag_add_plain_dr_scan(1, &field, svf_para.dr_end_state);
1019
1020 svf_buffer_index += (i + 7) >> 3;
1021 last_state = svf_para.dr_end_state;
1022 }
1023 else if (SIR == command)
1024 {
1025 // check buffer size first, reallocate if necessary
1026 i = svf_para.hir_para.len + svf_para.sir_para.len + svf_para.tir_para.len;
1027 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
1028 {
1029 #if 1
1030 // simply print error message
1031 LOG_ERROR("buffer is not enough, report to author");
1032 return ERROR_FAIL;
1033 #else
1034 u8 *buffer_tmp;
1035
1036 // reallocate buffer
1037 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1038 if (NULL == buffer_tmp)
1039 {
1040 LOG_ERROR("not enough memory");
1041 return ERROR_FAIL;
1042 }
1043 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
1044 // svf_tdi_buffer isn't NULL here
1045 free(svf_tdi_buffer);
1046 svf_tdi_buffer = buffer_tmp;
1047
1048 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1049 if (NULL == buffer_tmp)
1050 {
1051 LOG_ERROR("not enough memory");
1052 return ERROR_FAIL;
1053 }
1054 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
1055 // svf_tdo_buffer isn't NULL here
1056 free(svf_tdo_buffer);
1057 svf_tdo_buffer = buffer_tmp;
1058
1059 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1060 if (NULL == buffer_tmp)
1061 {
1062 LOG_ERROR("not enough memory");
1063 return ERROR_FAIL;
1064 }
1065 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
1066 // svf_mask_buffer isn't NULL here
1067 free(svf_mask_buffer);
1068 svf_mask_buffer = buffer_tmp;
1069
1070 buffer_tmp = NULL;
1071 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
1072 #endif
1073 }
1074
1075 // assemble ir data
1076 i = 0;
1077 buf_set_buf(svf_para.hir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1078 i += svf_para.hir_para.len;
1079 buf_set_buf(svf_para.sir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1080 i += svf_para.sir_para.len;
1081 buf_set_buf(svf_para.tir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1082 i += svf_para.tir_para.len;
1083
1084 // add check data
1085 if (svf_para.sir_para.data_mask & XXR_TDO)
1086 {
1087 // assemble dr mask data
1088 i = 0;
1089 buf_set_buf(svf_para.hir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1090 i += svf_para.hir_para.len;
1091 buf_set_buf(svf_para.sir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1092 i += svf_para.sir_para.len;
1093 buf_set_buf(svf_para.tir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1094 i += svf_para.tir_para.len;
1095 // assemble dr check data
1096 i = 0;
1097 buf_set_buf(svf_para.hir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1098 i += svf_para.hir_para.len;
1099 buf_set_buf(svf_para.sir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1100 i += svf_para.sir_para.len;
1101 buf_set_buf(svf_para.tir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1102 i += svf_para.tir_para.len;
1103
1104 svf_add_check_para(1, svf_buffer_index, i);
1105 }
1106 else
1107 {
1108 svf_add_check_para(0, svf_buffer_index, i);
1109 }
1110 field.tap = tap;
1111 field.num_bits = i;
1112 field.out_value = &svf_tdi_buffer[svf_buffer_index];
1113
1114 field.in_value = &svf_tdi_buffer[svf_buffer_index];
1115
1116
1117
1118
1119 jtag_add_plain_ir_scan(1, &field, svf_para.ir_end_state);
1120
1121 svf_buffer_index += (i + 7) >> 3;
1122 last_state = svf_para.ir_end_state;
1123 }
1124 break;
1125 case PIO:
1126 case PIOMAP:
1127 LOG_ERROR("PIO and PIOMAP are not supported");
1128 return ERROR_FAIL;
1129 break;
1130 case RUNTEST:
1131 // RUNTEST [run_state] run_count run_clk [min_time SEC [MAXIMUM max_time SEC]] [ENDSTATE end_state]
1132 // RUNTEST [run_state] min_time SEC [MAXIMUM max_time SEC] [ENDSTATE end_state]
1133 if ((num_of_argu < 3) && (num_of_argu > 11))
1134 {
1135 LOG_ERROR("invalid parameter of %s", argus[0]);
1136 return ERROR_FAIL;
1137 }
1138 // init
1139 run_count = 0;
1140 min_time = 0;
1141 max_time = 0;
1142 i = 1;
1143 // run_state
1144 i_tmp = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1145 if (svf_tap_state_is_valid(i_tmp))
1146 {
1147 if (svf_tap_state_is_stable(i_tmp))
1148 {
1149 svf_para.runtest_run_state = i_tmp;
1150
1151 // When a run_state is specified, the new run_state becomes the default end_state
1152 svf_para.runtest_end_state = i_tmp;
1153 LOG_DEBUG("\trun_state = %s", svf_tap_state_name[svf_para.runtest_run_state]);
1154 i++;
1155 }
1156 else
1157 {
1158 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1159 return ERROR_FAIL;
1160 }
1161 }
1162 // run_count run_clk
1163 if (((i + 2) <= num_of_argu) && strcmp(argus[i + 1], "SEC"))
1164 {
1165 if (!strcmp(argus[i + 1], "TCK"))
1166 {
1167 // clock source is TCK
1168 run_count = atoi(argus[i]);
1169 LOG_DEBUG("\trun_count@TCK = %d", run_count);
1170 }
1171 else
1172 {
1173 LOG_ERROR("%s not supported for clock", argus[i + 1]);
1174 return ERROR_FAIL;
1175 }
1176 i += 2;
1177 }
1178 // min_time SEC
1179 if (((i + 2) <= num_of_argu) && !strcmp(argus[i + 1], "SEC"))
1180 {
1181 min_time = atof(argus[i]);
1182 LOG_DEBUG("\tmin_time = %fs", min_time);
1183 i += 2;
1184 }
1185 // MAXIMUM max_time SEC
1186 if (((i + 3) <= num_of_argu) && !strcmp(argus[i], "MAXIMUM") && !strcmp(argus[i + 2], "SEC"))
1187 {
1188 max_time = atof(argus[i + 1]);
1189 LOG_DEBUG("\tmax_time = %fs", max_time);
1190 i += 3;
1191 }
1192 // ENDSTATE end_state
1193 if (((i + 2) <= num_of_argu) && !strcmp(argus[i], "ENDSTATE"))
1194 {
1195 i_tmp = svf_find_string_in_array(argus[i + 1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1196 if (svf_tap_state_is_stable(i_tmp))
1197 {
1198 svf_para.runtest_end_state = i_tmp;
1199 LOG_DEBUG("\tend_state = %s", svf_tap_state_name[svf_para.runtest_end_state]);
1200 }
1201 else
1202 {
1203 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1204 return ERROR_FAIL;
1205 }
1206 i += 2;
1207 }
1208 // calculate run_count
1209 if ((0 == run_count) && (min_time > 0))
1210 {
1211 run_count = min_time * svf_para.frequency;
1212 }
1213 // all parameter should be parsed
1214 if (i == num_of_argu)
1215 {
1216 if (run_count > 0)
1217 {
1218 // run_state and end_state is checked to be stable state
1219 // TODO: do runtest
1220 #if 1
1221 // enter into run_state if necessary
1222 if (last_state != svf_para.runtest_run_state)
1223 {
1224 jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1225
1226 jtag_queue_command(cmd);
1227
1228 cmd->type = JTAG_STATEMOVE;
1229 cmd->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1230 cmd->cmd.statemove->end_state = svf_para.runtest_run_state;
1231
1232 cmd_queue_end_state = cmd_queue_cur_state = cmd->cmd.statemove->end_state;
1233 }
1234
1235 // call jtag_add_clocks
1236 jtag_add_clocks(run_count);
1237
1238 if (svf_para.runtest_end_state != svf_para.runtest_run_state)
1239 {
1240 // move to end_state
1241 jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1242
1243 jtag_queue_command(cmd);
1244 cmd->type = JTAG_STATEMOVE;
1245 cmd->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1246 cmd->cmd.statemove->end_state = svf_para.runtest_end_state;
1247
1248 cmd_queue_end_state = cmd_queue_cur_state = cmd->cmd.statemove->end_state;
1249 }
1250 last_state = svf_para.runtest_end_state;
1251 #else
1252 if (svf_para.runtest_run_state != TAP_IDLE)
1253 {
1254 // RUNTEST can only executed in TAP_IDLE
1255 LOG_ERROR("cannot runtest in %s state", svf_tap_state_name[svf_para.runtest_run_state]);
1256 return ERROR_FAIL;
1257 }
1258
1259 jtag_add_runtest(run_count, svf_para.runtest_end_state);
1260 #endif
1261 }
1262 }
1263 else
1264 {
1265 LOG_ERROR("fail to parse parameter of RUNTEST, %d out of %d is parsed", i, num_of_argu);
1266 return ERROR_FAIL;
1267 }
1268 break;
1269 case STATE:
1270 // STATE [pathstate1 [pathstate2 ...[pathstaten]]] stable_state
1271 if (num_of_argu < 2)
1272 {
1273 LOG_ERROR("invalid parameter of %s", argus[0]);
1274 return ERROR_FAIL;
1275 }
1276 if (num_of_argu > 2)
1277 {
1278 // STATE pathstate1 ... stable_state
1279 path = (tap_state_t *)malloc((num_of_argu - 1) * sizeof(tap_state_t));
1280 if (NULL == path)
1281 {
1282 LOG_ERROR("not enough memory");
1283 return ERROR_FAIL;
1284 }
1285 num_of_argu--; // num of path
1286 i_tmp = 1; // path is from patameter 1
1287 for (i = 0; i < num_of_argu; i++)
1288 {
1289 path[i] = svf_find_string_in_array(argus[i_tmp++], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1290 if (!svf_tap_state_is_valid(path[i]))
1291 {
1292 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[i]]);
1293 return ERROR_FAIL;
1294 }
1295 if (TAP_RESET == path[i])
1296 {
1297 if (i > 0)
1298 {
1299 jtag_add_pathmove(i, path);
1300 }
1301 jtag_add_tlr();
1302 num_of_argu -= i + 1;
1303 i = -1;
1304 }
1305 }
1306 if (num_of_argu > 0)
1307 {
1308 // execute last path if necessary
1309 if (svf_tap_state_is_stable(path[num_of_argu - 1]))
1310 {
1311 // last state MUST be stable state
1312 // TODO: call path_move
1313 jtag_add_pathmove(num_of_argu, path);
1314 last_state = path[num_of_argu - 1];
1315 LOG_DEBUG("\tmove to %s by path_move", svf_tap_state_name[path[num_of_argu - 1]]);
1316 }
1317 else
1318 {
1319 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[num_of_argu - 1]]);
1320 return ERROR_FAIL;
1321 }
1322 }
1323 // no need to keep this memory, in jtag_add_pathmove, path will be duplicated
1324 if (NULL != path)
1325 {
1326 free(path);
1327 path = NULL;
1328 }
1329 }
1330 else
1331 {
1332 // STATE stable_state
1333 state = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1334 if (svf_tap_state_is_stable(state))
1335 {
1336 // TODO: move to state
1337 jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1338
1339 jtag_queue_command(cmd);
1340
1341 cmd->type = JTAG_STATEMOVE;
1342 cmd->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1343 cmd->cmd.statemove->end_state = state;
1344
1345 cmd_queue_end_state = cmd_queue_cur_state = cmd->cmd.statemove->end_state;
1346 last_state = state;
1347
1348 LOG_DEBUG("\tmove to %s by state_move", svf_tap_state_name[state]);
1349 }
1350 else
1351 {
1352 LOG_ERROR("%s is not valid state", svf_tap_state_name[state]);
1353 return ERROR_FAIL;
1354 }
1355 }
1356 break;
1357 case TRST:
1358 // TRST trst_mode
1359 if (num_of_argu != 2)
1360 {
1361 LOG_ERROR("invalid parameter of %s", argus[0]);
1362 return ERROR_FAIL;
1363 }
1364 if (svf_para.trst_mode != TRST_ABSENT)
1365 {
1366 if (ERROR_OK != svf_execute_tap())
1367 {
1368 return ERROR_FAIL;
1369 }
1370 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_trst_mode_name, dimof(svf_trst_mode_name));
1371 switch (i_tmp)
1372 {
1373 case TRST_ON:
1374 last_state = TAP_RESET;
1375 jtag_add_reset(1, 0);
1376 break;
1377 case TRST_Z:
1378 case TRST_OFF:
1379 jtag_add_reset(0, 0);
1380 break;
1381 case TRST_ABSENT:
1382 break;
1383 default:
1384 LOG_ERROR("unknown TRST mode: %s", argus[1]);
1385 return ERROR_FAIL;
1386 }
1387 svf_para.trst_mode = i_tmp;
1388 LOG_DEBUG("\ttrst_mode = %s", svf_trst_mode_name[svf_para.trst_mode]);
1389 }
1390 else
1391 {
1392 LOG_ERROR("can not accpet TRST command if trst_mode is ABSENT");
1393 return ERROR_FAIL;
1394 }
1395 break;
1396 default:
1397 LOG_ERROR("invalid svf command: %s", argus[0]);
1398 return ERROR_FAIL;
1399 break;
1400 }
1401
1402 if (debug_level >= LOG_LVL_DEBUG)
1403 {
1404 // for convenient debugging, execute tap if possible
1405 if ((svf_buffer_index > 0) && \
1406 (((command != STATE) && (command != RUNTEST)) || \
1407 ((command == STATE) && (num_of_argu == 2))))
1408 {
1409 if (ERROR_OK != svf_execute_tap())
1410 {
1411 return ERROR_FAIL;
1412 }
1413
1414 // output debug info
1415 if ((SIR == command) || (SDR == command))
1416 {
1417 int read_value;
1418 memcpy(&read_value, svf_tdi_buffer, sizeof(int));
1419 // in debug mode, data is from index 0
1420 int read_mask = svf_get_mask_u32(svf_check_tdo_para[0].bit_len);
1421 LOG_DEBUG("\tTDO read = 0x%X", read_value & read_mask);
1422 }
1423 }
1424 }
1425 else
1426 {
1427 // for fast executing, execute tap if necessary
1428 // half of the buffer is for the next command
1429 if (((svf_buffer_index >= SVF_MAX_BUFFER_SIZE_TO_COMMIT) || (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE / 2)) && \
1430 (((command != STATE) && (command != RUNTEST)) || \
1431 ((command == STATE) && (num_of_argu == 2))))
1432 {
1433 return svf_execute_tap();
1434 }
1435 }
1436
1437 return ERROR_OK;
1438 }
Open On-Chip Debugger

Linking to existing account procedure

If you already have an account and want to add another login method you MUST first sign in with your existing account and then change URL to read https://review.openocd.org/login/?link to get to this page again but this time it'll work for linking. Thank you.

SSH host keys fingerprints

1024 SHA256:YKx8b7u5ZWdcbp7/4AeXNaqElP49m6QrwfXaqQGJAOk gerrit-code-review@openocd.zylin.com (DSA)
384 SHA256:jHIbSQa4REvwCFG4cq5LBlBLxmxSqelQPem/EXIrxjk gerrit-code-review@openocd.org (ECDSA)
521 SHA256:UAOPYkU9Fjtcao0Ul/Rrlnj/OsQvt+pgdYSZ4jOYdgs gerrit-code-review@openocd.org (ECDSA)
256 SHA256:A13M5QlnozFOvTllybRZH6vm7iSt0XLxbA48yfc2yfY gerrit-code-review@openocd.org (ECDSA)
256 SHA256:spYMBqEYoAOtK7yZBrcwE8ZpYt6b68Cfh9yEVetvbXg gerrit-code-review@openocd.org (ED25519)
+--[ED25519 256]--+
|=..              |
|+o..   .         |
|*.o   . .        |
|+B . . .         |
|Bo. = o S        |
|Oo.+ + =         |
|oB=.* = . o      |
| =+=.+   + E     |
|. .=o   . o      |
+----[SHA256]-----+
2048 SHA256:0Onrb7/PHjpo6iVZ7xQX2riKN83FJ3KGU0TvI0TaFG4 gerrit-code-review@openocd.zylin.com (RSA)