1 /***************************************************************************
2 * Copyright (C) 2009 by Simon Qian *
3 * SimonQian@SimonQian.com *
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. *
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. *
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 ***************************************************************************/
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".
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".
40 #include "time_support.h"
45 #include <sys/types.h>
72 const char *svf_command_name[14] =
98 const char *svf_trst_mode_name[4] =
106 char *svf_tap_state_name[TAP_NUM_STATES];
108 #define XXR_TDI (1 << 0)
109 #define XXR_TDO (1 << 1)
110 #define XXR_MASK (1 << 2)
111 #define XXR_SMASK (1 << 3)
125 tap_state_t ir_end_state;
126 tap_state_t dr_end_state;
127 tap_state_t runtest_run_state;
128 tap_state_t runtest_end_state;
129 trst_mode_t trst_mode;
131 svf_xxr_para_t hir_para;
132 svf_xxr_para_t hdr_para;
133 svf_xxr_para_t tir_para;
134 svf_xxr_para_t tdr_para;
135 svf_xxr_para_t sir_para;
136 svf_xxr_para_t sdr_para;
140 const svf_para_t svf_para_init =
142 // frequency, ir_end_state, dr_end_state, runtest_run_state, runtest_end_state, trst_mode
143 0, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TRST_Z,
145 // {len, data_mask, tdi, tdo, mask, smask},
146 {0, 0, NULL, NULL, NULL, NULL},
148 // {len, data_mask, tdi, tdo, mask, smask},
149 {0, 0, NULL, NULL, NULL, NULL},
151 // {len, data_mask, tdi, tdo, mask, smask},
152 {0, 0, NULL, NULL, NULL, NULL},
154 // {len, data_mask, tdi, tdo, mask, smask},
155 {0, 0, NULL, NULL, NULL, NULL},
157 // {len, data_mask, tdi, tdo, mask, smask},
158 {0, 0, NULL, NULL, NULL, NULL},
160 // {len, data_mask, tdi, tdo, mask, smask},
161 {0, 0, NULL, NULL, NULL, NULL},
166 int line_num; // used to record line number of the check operation
167 // so more information could be printed
168 int enabled; // check is enabled or not
169 int buffer_offset; // buffer_offset to buffers
170 int bit_len; // bit length to check
171 }svf_check_tdo_para_t;
173 #define SVF_CHECK_TDO_PARA_SIZE 1024
174 static svf_check_tdo_para_t *svf_check_tdo_para = NULL;
175 static int svf_check_tdo_para_index = 0;
177 #define dimof(a) (sizeof(a) / sizeof((a)[0]))
179 static int svf_read_command_from_file(int fd);
180 static int svf_check_tdo(void);
181 static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len);
182 static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str);
183 static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
185 static int svf_fd = 0;
186 static char *svf_command_buffer = NULL;
187 static int svf_command_buffer_size = 0;
188 static int svf_line_number = 1;
190 static jtag_tap_t *tap = NULL;
191 static tap_state_t last_state = TAP_RESET;
193 #define SVF_MAX_BUFFER_SIZE_TO_COMMIT (4 * 1024)
194 static u8 *svf_tdi_buffer = NULL, *svf_tdo_buffer = NULL, *svf_mask_buffer = NULL;
195 static int svf_buffer_index = 0, svf_buffer_size = 0;
196 static int svf_quiet = 0;
199 int svf_register_commands(struct command_context_s *cmd_ctx)
201 register_command(cmd_ctx, NULL, "svf", handle_svf_command,
202 COMMAND_EXEC, "run svf <file>");
207 void svf_free_xxd_para(svf_xxr_para_t *para)
211 if (para->tdi != NULL)
216 if (para->tdo != NULL)
221 if (para->mask != NULL)
226 if (para->smask != NULL)
234 static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
236 #define SVF_NUM_OF_OPTIONS 1
237 int command_num = 0, i;
241 if ((argc < 1) || (argc > (1 + SVF_NUM_OF_OPTIONS)))
243 command_print(cmd_ctx, "usage: svf <file> [quiet]");
249 for (i = 1; i < argc; i++)
251 if (!strcmp(args[i], "quiet"))
257 LOG_ERROR("unknown variant for svf: %s", args[i]);
259 // no need to free anything now
264 if ((svf_fd = open(args[0], O_RDONLY)) < 0)
266 command_print(cmd_ctx, "file \"%s\" not found", args[0]);
268 // no need to free anything now
272 LOG_USER("svf processing file: \"%s\"", args[0]);
275 time_ago = timeval_ms();
279 svf_command_buffer_size = 0;
281 svf_check_tdo_para_index = 0;
282 svf_check_tdo_para = malloc(sizeof(svf_check_tdo_para_t) * SVF_CHECK_TDO_PARA_SIZE);
283 if (NULL == svf_check_tdo_para)
285 LOG_ERROR("not enough memory");
290 svf_buffer_index = 0;
291 // double the buffer size
292 // in case current command cannot be commited, and next command is a bit scan command
293 // here is 32K bits for this big scan command, it should be enough
294 // buffer will be reallocated if buffer size is not enough
295 svf_tdi_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
296 if (NULL == svf_tdi_buffer)
298 LOG_ERROR("not enough memory");
302 svf_tdo_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
303 if (NULL == svf_tdo_buffer)
305 LOG_ERROR("not enough memory");
309 svf_mask_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
310 if (NULL == svf_mask_buffer)
312 LOG_ERROR("not enough memory");
316 svf_buffer_size = 2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT;
318 memcpy(&svf_para, &svf_para_init, sizeof(svf_para));
319 for (i = 0; i < (int)dimof(svf_tap_state_name); i++)
321 svf_tap_state_name[i] = (char *)tap_state_name(i);
326 while ( ERROR_OK == svf_read_command_from_file(svf_fd) )
328 if (ERROR_OK != svf_run_command(cmd_ctx, svf_command_buffer))
330 LOG_ERROR("fail to run command at line %d", svf_line_number);
336 if (ERROR_OK != jtag_execute_queue())
340 else if (ERROR_OK != svf_check_tdo())
346 command_print(cmd_ctx, "%d ms used", timeval_ms() - time_ago);
354 if (svf_command_buffer)
356 free(svf_command_buffer);
357 svf_command_buffer = NULL;
358 svf_command_buffer_size = 0;
360 if (svf_check_tdo_para)
362 free(svf_check_tdo_para);
363 svf_check_tdo_para = NULL;
364 svf_check_tdo_para_index = 0;
368 free(svf_tdi_buffer);
369 svf_tdi_buffer = NULL;
373 free(svf_tdo_buffer);
374 svf_tdo_buffer = NULL;
378 free(svf_mask_buffer);
379 svf_mask_buffer = NULL;
381 svf_buffer_index = 0;
384 svf_free_xxd_para(&svf_para.hdr_para);
385 svf_free_xxd_para(&svf_para.hir_para);
386 svf_free_xxd_para(&svf_para.tdr_para);
387 svf_free_xxd_para(&svf_para.tir_para);
388 svf_free_xxd_para(&svf_para.sdr_para);
389 svf_free_xxd_para(&svf_para.sir_para);
393 command_print(cmd_ctx, "svf file programmed successfully for %d commands", command_num);
397 command_print(cmd_ctx, "svf file programmed failed");
403 #define SVFP_CMD_INC_CNT 1024
404 static int svf_read_command_from_file(int fd)
406 char ch, *tmp_buffer = NULL;
407 int cmd_pos = 0, cmd_ok = 0, slash = 0, comment = 0;
409 while (!cmd_ok && (read(fd, &ch, 1) > 0) )
439 if (cmd_pos >= svf_command_buffer_size - 1)
441 tmp_buffer = (char*)malloc(svf_command_buffer_size + SVFP_CMD_INC_CNT); // 1 more byte for '\0'
442 if (NULL == tmp_buffer)
444 LOG_ERROR("not enough memory");
447 if (svf_command_buffer_size > 0)
449 memcpy(tmp_buffer, svf_command_buffer, svf_command_buffer_size);
451 if (svf_command_buffer != NULL)
453 free(svf_command_buffer);
455 svf_command_buffer = tmp_buffer;
456 svf_command_buffer_size += SVFP_CMD_INC_CNT;
459 svf_command_buffer[cmd_pos++] = (char)toupper(ch);
467 svf_command_buffer[cmd_pos] = '\0';
476 static int svf_parse_cmd_string(char *str, int len, char **argus, int *num_of_argu)
478 int pos = 0, num = 0, space_found = 1;
488 LOG_ERROR("fail to parse svf command");
498 argus[num++] = &str[pos];
511 static int svf_tap_state_is_stable(tap_state_t state)
513 return ((TAP_RESET == state) || (TAP_IDLE == state) || (TAP_DRPAUSE == state) || (TAP_IRPAUSE == state));
516 static int svf_tap_state_is_valid(tap_state_t state)
518 return state >= 0 && state < TAP_NUM_STATES;
521 static int svf_find_string_in_array(char *str, char **strs, int num_of_element)
525 for (i = 0; i < num_of_element; i++)
527 if (!strcmp(str, strs[i]))
535 static int svf_adjust_array_length(u8 **arr, int orig_bit_len, int new_bit_len)
537 int new_byte_len = (new_bit_len + 7) >> 3;
539 if ((NULL == *arr) || (((orig_bit_len + 7) >> 3) < ((new_bit_len + 7) >> 3)))
546 *arr = (u8*)malloc(new_byte_len);
549 LOG_ERROR("not enough memory");
552 memset(*arr, 0, new_byte_len);
557 static int svf_copy_hexstring_to_binary(char *str, u8 **bin, int orig_bit_len, int bit_len)
559 int i, str_len = strlen(str), str_byte_len = (bit_len + 3) >> 2, loop_cnt;
560 u8 ch, need_write = 1;
562 if (ERROR_OK != svf_adjust_array_length(bin, orig_bit_len, bit_len))
564 LOG_ERROR("fail to adjust length of array");
568 if (str_byte_len > str_len)
570 loop_cnt = str_byte_len;
577 for (i = 0; i < loop_cnt; i++)
581 ch = str[str_len - i - 1];
582 if ((ch >= '0') && (ch <= '9'))
586 else if ((ch >= 'A') && (ch <= 'F'))
592 LOG_ERROR("invalid hex string");
602 if (i >= str_byte_len)
604 // all data written, other data should be all '0's and needn't to be written
608 LOG_ERROR("value execede length");
612 else if (i == (str_byte_len - 1))
614 // last data byte, written if valid
615 if ((ch & ~((1 << (bit_len - 4 * i)) - 1)) != 0)
617 LOG_ERROR("value execede length");
628 (*bin)[i / 2] |= ch << 4;
642 static int svf_check_tdo(void)
644 int i, j, byte_len, index;
646 for (i = 0; i < svf_check_tdo_para_index; i++)
648 if (svf_check_tdo_para[i].enabled)
650 byte_len = (svf_check_tdo_para[i].bit_len + 7) >> 3;
651 index = svf_check_tdo_para[i].buffer_offset;
652 for (j = 0; j < byte_len; j++)
654 if ((svf_tdi_buffer[index + j] & svf_mask_buffer[index + j]) != svf_tdo_buffer[index + j])
656 LOG_ERROR("tdo check error at line %d, read = 0x%X, want = 0x%X, mask = 0x%X",
657 svf_check_tdo_para[i].line_num,
658 (*(int*)(svf_tdi_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1),
659 (*(int*)(svf_tdo_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1),
660 (*(int*)(svf_mask_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1));
666 svf_check_tdo_para_index = 0;
671 static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len)
673 if (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE)
675 LOG_ERROR("toooooo many operation undone");
679 svf_check_tdo_para[svf_check_tdo_para_index].line_num = svf_line_number;
680 svf_check_tdo_para[svf_check_tdo_para_index].bit_len = bit_len;
681 svf_check_tdo_para[svf_check_tdo_para_index].enabled = enabled;
682 svf_check_tdo_para[svf_check_tdo_para_index].buffer_offset = buffer_offset;
683 svf_check_tdo_para_index++;
688 static int svf_execute_tap(void)
690 if (ERROR_OK != jtag_execute_queue())
694 else if (ERROR_OK != svf_check_tdo())
699 svf_buffer_index = 0;
704 // not good to use this
705 extern jtag_command_t** jtag_get_last_command_p(void);
706 extern void* cmd_queue_alloc(size_t size);
707 extern jtag_command_t **last_comand_pointer;
709 static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str)
711 char *argus[256], command;
712 int num_of_argu = 0, i;
717 // not good to use this
718 jtag_command_t **last_cmd;
722 float min_time, max_time;
724 svf_xxr_para_t *xxr_para_tmp;
728 tap_state_t *path = NULL, state;
732 LOG_USER("%s", svf_command_buffer);
735 if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
740 command = svf_find_string_in_array(argus[0], (char **)svf_command_name, dimof(svf_command_name));
745 if (num_of_argu != 2)
747 LOG_ERROR("invalid parameter of %s", argus[0]);
750 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
751 if (svf_tap_state_is_stable(i_tmp))
753 if (command == ENDIR)
755 svf_para.ir_end_state = i_tmp;
756 LOG_DEBUG("\tir_end_state = %s", svf_tap_state_name[svf_para.ir_end_state]);
760 svf_para.dr_end_state = i_tmp;
761 LOG_DEBUG("\tdr_end_state = %s", svf_tap_state_name[svf_para.dr_end_state]);
766 LOG_ERROR("%s is not valid state", argus[1]);
771 if ((num_of_argu != 1) && (num_of_argu != 3))
773 LOG_ERROR("invalid parameter of %s", argus[0]);
776 if (1 == num_of_argu)
778 // TODO: set jtag speed to full speed
779 svf_para.frequency = 0;
783 if (strcmp(argus[2], "HZ"))
785 LOG_ERROR("HZ not found in FREQUENCY command");
788 if (ERROR_OK != svf_execute_tap())
792 svf_para.frequency = atof(argus[1]);
793 // TODO: set jtag speed to
794 if (svf_para.frequency > 0)
796 command_run_linef(cmd_ctx, "jtag_khz %d", (int)svf_para.frequency / 1000);
797 LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
802 xxr_para_tmp = &svf_para.hdr_para;
805 xxr_para_tmp = &svf_para.hir_para;
808 xxr_para_tmp = &svf_para.tdr_para;
811 xxr_para_tmp = &svf_para.tir_para;
814 xxr_para_tmp = &svf_para.sdr_para;
817 xxr_para_tmp = &svf_para.sir_para;
820 // XXR length [TDI (tdi)] [TDO (tdo)][MASK (mask)] [SMASK (smask)]
821 if ((num_of_argu > 10) || (num_of_argu % 2))
823 LOG_ERROR("invalid parameter of %s", argus[0]);
826 i_tmp = xxr_para_tmp->len;
827 xxr_para_tmp->len = atoi(argus[1]);
828 LOG_DEBUG("\tlength = %d", xxr_para_tmp->len);
829 xxr_para_tmp->data_mask = 0;
830 for (i = 2; i < num_of_argu; i += 2)
832 if ((strlen(argus[i + 1]) < 3) || (argus[i + 1][0] != '(') || (argus[i + 1][strlen(argus[i + 1]) - 1] != ')'))
834 LOG_ERROR("data section error");
837 argus[i + 1][strlen(argus[i + 1]) - 1] = '\0';
838 // TDI, TDO, MASK, SMASK
839 if (!strcmp(argus[i], "TDI"))
842 pbuffer_tmp = &xxr_para_tmp->tdi;
843 xxr_para_tmp->data_mask |= XXR_TDI;
845 else if (!strcmp(argus[i], "TDO"))
848 pbuffer_tmp = &xxr_para_tmp->tdo;
849 xxr_para_tmp->data_mask |= XXR_TDO;
851 else if (!strcmp(argus[i], "MASK"))
854 pbuffer_tmp = &xxr_para_tmp->mask;
855 xxr_para_tmp->data_mask |= XXR_MASK;
857 else if (!strcmp(argus[i], "SMASK"))
860 pbuffer_tmp = &xxr_para_tmp->smask;
861 xxr_para_tmp->data_mask |= XXR_SMASK;
865 LOG_ERROR("unknow parameter: %s", argus[i]);
868 if (ERROR_OK != svf_copy_hexstring_to_binary(&argus[i + 1][1], pbuffer_tmp, i_tmp, xxr_para_tmp->len))
870 LOG_ERROR("fail to parse hex value");
873 LOG_DEBUG("\t%s = 0x%X", argus[i], (**(int**)pbuffer_tmp) & ((1 << (xxr_para_tmp->len)) - 1));
875 // If a command changes the length of the last scan of the same type and the MASK parameter is absent,
876 // the mask pattern used is all cares
877 if (!(xxr_para_tmp->data_mask & XXR_MASK) && (i_tmp != xxr_para_tmp->len))
879 // MASK not defined and length changed
880 if (ERROR_OK != svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp, xxr_para_tmp->len))
882 LOG_ERROR("fail to adjust length of array");
885 buf_set_ones(xxr_para_tmp->mask, xxr_para_tmp->len);
887 // do scan if necessary
890 // check buffer size first, reallocate if necessary
891 i = svf_para.hdr_para.len + svf_para.sdr_para.len + svf_para.tdr_para.len;
892 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
895 // simply print error message
896 LOG_ERROR("buffer is not enough, report to author");
902 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
903 if (NULL == buffer_tmp)
905 LOG_ERROR("not enough memory");
908 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
909 // svf_tdi_buffer isn't NULL here
910 free(svf_tdi_buffer);
911 svf_tdi_buffer = buffer_tmp;
913 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
914 if (NULL == buffer_tmp)
916 LOG_ERROR("not enough memory");
919 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
920 // svf_tdo_buffer isn't NULL here
921 free(svf_tdo_buffer);
922 svf_tdo_buffer = buffer_tmp;
924 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
925 if (NULL == buffer_tmp)
927 LOG_ERROR("not enough memory");
930 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
931 // svf_mask_buffer isn't NULL here
932 free(svf_mask_buffer);
933 svf_mask_buffer = buffer_tmp;
936 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
942 buf_set_buf(svf_para.hdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
943 i += svf_para.hdr_para.len;
944 buf_set_buf(svf_para.sdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
945 i += svf_para.sdr_para.len;
946 buf_set_buf(svf_para.tdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
947 i += svf_para.tdr_para.len;
950 if (svf_para.sdr_para.data_mask & XXR_TDO)
952 // assemble dr mask data
954 buf_set_buf(svf_para.hdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
955 i += svf_para.hdr_para.len;
956 buf_set_buf(svf_para.sdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
957 i += svf_para.sdr_para.len;
958 buf_set_buf(svf_para.tdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
959 i += svf_para.tdr_para.len;
960 // assemble dr check data
962 buf_set_buf(svf_para.hdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
963 i += svf_para.hdr_para.len;
964 buf_set_buf(svf_para.sdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
965 i += svf_para.sdr_para.len;
966 buf_set_buf(svf_para.tdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
967 i += svf_para.tdr_para.len;
969 svf_add_check_para(1, svf_buffer_index, i);
973 svf_add_check_para(0, svf_buffer_index, i);
977 field.out_value = &svf_tdi_buffer[svf_buffer_index];
979 field.in_value = &svf_tdi_buffer[svf_buffer_index];
982 field.in_handler = NULL;
984 jtag_add_plain_dr_scan(1, &field, svf_para.dr_end_state);
986 svf_buffer_index += (i + 7) >> 3;
987 last_state = svf_para.dr_end_state;
989 else if (SIR == command)
991 // check buffer size first, reallocate if necessary
992 i = svf_para.hir_para.len + svf_para.sir_para.len + svf_para.tir_para.len;
993 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
996 // simply print error message
997 LOG_ERROR("buffer is not enough, report to author");
1002 // reallocate buffer
1003 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1004 if (NULL == buffer_tmp)
1006 LOG_ERROR("not enough memory");
1009 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
1010 // svf_tdi_buffer isn't NULL here
1011 free(svf_tdi_buffer);
1012 svf_tdi_buffer = buffer_tmp;
1014 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1015 if (NULL == buffer_tmp)
1017 LOG_ERROR("not enough memory");
1020 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
1021 // svf_tdo_buffer isn't NULL here
1022 free(svf_tdo_buffer);
1023 svf_tdo_buffer = buffer_tmp;
1025 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1026 if (NULL == buffer_tmp)
1028 LOG_ERROR("not enough memory");
1031 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
1032 // svf_mask_buffer isn't NULL here
1033 free(svf_mask_buffer);
1034 svf_mask_buffer = buffer_tmp;
1037 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
1043 buf_set_buf(svf_para.hir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1044 i += svf_para.hir_para.len;
1045 buf_set_buf(svf_para.sir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1046 i += svf_para.sir_para.len;
1047 buf_set_buf(svf_para.tir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1048 i += svf_para.tir_para.len;
1051 if (svf_para.sir_para.data_mask & XXR_TDO)
1053 // assemble dr mask data
1055 buf_set_buf(svf_para.hir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1056 i += svf_para.hir_para.len;
1057 buf_set_buf(svf_para.sir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1058 i += svf_para.sir_para.len;
1059 buf_set_buf(svf_para.tir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1060 i += svf_para.tir_para.len;
1061 // assemble dr check data
1063 buf_set_buf(svf_para.hir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1064 i += svf_para.hir_para.len;
1065 buf_set_buf(svf_para.sir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1066 i += svf_para.sir_para.len;
1067 buf_set_buf(svf_para.tir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1068 i += svf_para.tir_para.len;
1070 svf_add_check_para(1, svf_buffer_index, i);
1074 svf_add_check_para(0, svf_buffer_index, i);
1078 field.out_value = &svf_tdi_buffer[svf_buffer_index];
1080 field.in_value = &svf_tdi_buffer[svf_buffer_index];
1083 field.in_handler = NULL;
1085 jtag_add_plain_ir_scan(1, &field, svf_para.ir_end_state);
1087 svf_buffer_index += (i + 7) >> 3;
1088 last_state = svf_para.ir_end_state;
1093 LOG_ERROR("PIO and PIOMAP are not supported");
1097 // RUNTEST [run_state] run_count run_clk [min_time SEC [MAXIMUM max_time SEC]] [ENDSTATE end_state]
1098 // RUNTEST [run_state] min_time SEC [MAXIMUM max_time SEC] [ENDSTATE end_state]
1099 if ((num_of_argu < 3) && (num_of_argu > 11))
1101 LOG_ERROR("invalid parameter of %s", argus[0]);
1110 i_tmp = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1111 if (svf_tap_state_is_valid(i_tmp))
1113 if (svf_tap_state_is_stable(i_tmp))
1115 svf_para.runtest_run_state = i_tmp;
1117 // When a run_state is specified, the new run_state becomes the default end_state
1118 svf_para.runtest_end_state = i_tmp;
1119 LOG_DEBUG("\trun_state = %s", svf_tap_state_name[svf_para.runtest_run_state]);
1124 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1128 // run_count run_clk
1129 if (((i + 2) <= num_of_argu) && strcmp(argus[i + 1], "SEC"))
1131 if (!strcmp(argus[i + 1], "TCK"))
1133 // clock source is TCK
1134 run_count = atoi(argus[i]);
1135 LOG_DEBUG("\trun_count@TCK = %d", run_count);
1139 LOG_ERROR("%s not supported for clock", argus[i + 1]);
1145 if (((i + 2) <= num_of_argu) && !strcmp(argus[i + 1], "SEC"))
1147 min_time = atof(argus[i]);
1148 LOG_DEBUG("\tmin_time = %fs", min_time);
1151 // MAXIMUM max_time SEC
1152 if (((i + 3) <= num_of_argu) && !strcmp(argus[i], "MAXIMUM") && !strcmp(argus[i + 2], "SEC"))
1154 max_time = atof(argus[i + 1]);
1155 LOG_DEBUG("\tmax_time = %fs", max_time);
1158 // ENDSTATE end_state
1159 if (((i + 2) <= num_of_argu) && !strcmp(argus[i], "ENDSTATE"))
1161 i_tmp = svf_find_string_in_array(argus[i + 1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1162 if (svf_tap_state_is_stable(i_tmp))
1164 svf_para.runtest_end_state = i_tmp;
1165 LOG_DEBUG("\tend_state = %s", svf_tap_state_name[svf_para.runtest_end_state]);
1169 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1174 // calculate run_count
1175 if ((0 == run_count) && (min_time > 0))
1177 run_count = min_time * svf_para.frequency;
1179 // all parameter should be parsed
1180 if (i == num_of_argu)
1184 // run_state and end_state is checked to be stable state
1187 // enter into run_state if necessary
1188 if (last_state != svf_para.runtest_run_state)
1190 last_cmd = jtag_get_last_command_p();
1191 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1192 last_comand_pointer = &((*last_cmd)->next);
1193 (*last_cmd)->next = NULL;
1194 (*last_cmd)->type = JTAG_STATEMOVE;
1195 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1196 (*last_cmd)->cmd.statemove->end_state = svf_para.runtest_run_state;
1198 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1201 // call jtag_add_clocks
1202 jtag_add_clocks(run_count);
1204 if (svf_para.runtest_end_state != svf_para.runtest_run_state)
1206 // move to end_state
1207 last_cmd = jtag_get_last_command_p();
1208 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1209 last_comand_pointer = &((*last_cmd)->next);
1210 (*last_cmd)->next = NULL;
1211 (*last_cmd)->type = JTAG_STATEMOVE;
1212 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1213 (*last_cmd)->cmd.statemove->end_state = svf_para.runtest_end_state;
1215 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1217 last_state = svf_para.runtest_end_state;
1219 if (svf_para.runtest_run_state != TAP_IDLE)
1221 // RUNTEST can only executed in TAP_IDLE
1222 LOG_ERROR("cannot runtest in %s state", svf_tap_state_name[svf_para.runtest_run_state]);
1226 jtag_add_runtest(run_count, svf_para.runtest_end_state);
1232 LOG_ERROR("fail to parse parameter of RUNTEST, %d out of %d is parsed", i, num_of_argu);
1237 // STATE [pathstate1 [pathstate2 ...[pathstaten]]] stable_state
1238 if (num_of_argu < 2)
1240 LOG_ERROR("invalid parameter of %s", argus[0]);
1243 if (num_of_argu > 2)
1245 // STATE pathstate1 ... stable_state
1246 path = (tap_state_t *)malloc((num_of_argu - 1) * sizeof(tap_state_t));
1249 LOG_ERROR("not enough memory");
1252 num_of_argu--; // num of path
1253 i_tmp = 1; // path is from patameter 1
1254 for (i = 0; i < num_of_argu; i++)
1256 path[i] = svf_find_string_in_array(argus[i_tmp++], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1257 if (!svf_tap_state_is_valid(path[i]))
1259 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[i]]);
1262 if (TAP_RESET == path[i])
1266 jtag_add_pathmove(i, path);
1269 num_of_argu -= i + 1;
1273 if (num_of_argu > 0)
1275 // execute last path if necessary
1276 if (svf_tap_state_is_stable(path[num_of_argu - 1]))
1278 // last state MUST be stable state
1279 // TODO: call path_move
1280 jtag_add_pathmove(num_of_argu, path);
1281 last_state = path[num_of_argu - 1];
1282 LOG_DEBUG("\tmove to %s by path_move", svf_tap_state_name[path[num_of_argu - 1]]);
1286 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[num_of_argu - 1]]);
1290 // no need to keep this memory, in jtag_add_pathmove, path will be duplicated
1299 // STATE stable_state
1300 state = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1301 if (svf_tap_state_is_stable(state))
1303 // TODO: move to state
1304 last_cmd = jtag_get_last_command_p();
1305 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1306 last_comand_pointer = &((*last_cmd)->next);
1307 (*last_cmd)->next = NULL;
1308 (*last_cmd)->type = JTAG_STATEMOVE;
1309 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1310 (*last_cmd)->cmd.statemove->end_state = state;
1312 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1315 LOG_DEBUG("\tmove to %s by state_move", svf_tap_state_name[state]);
1319 LOG_ERROR("%s is not valid state", svf_tap_state_name[state]);
1326 if (num_of_argu != 2)
1328 LOG_ERROR("invalid parameter of %s", argus[0]);
1331 if (svf_para.trst_mode != TRST_ABSENT)
1333 if (ERROR_OK != svf_execute_tap())
1337 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_trst_mode_name, dimof(svf_trst_mode_name));
1341 last_state = TAP_RESET;
1342 jtag_add_reset(1, 0);
1346 jtag_add_reset(0, 0);
1351 LOG_ERROR("unknown TRST mode: %s", argus[1]);
1354 svf_para.trst_mode = i_tmp;
1355 LOG_DEBUG("\ttrst_mode = %s", svf_trst_mode_name[svf_para.trst_mode]);
1359 LOG_ERROR("can not accpet TRST command if trst_mode is ABSENT");
1364 LOG_ERROR("invalid svf command: %s", argus[0]);
1369 if (debug_level >= LOG_LVL_DEBUG)
1371 // for convenient debugging, execute tap if possible
1372 if ((svf_buffer_index > 0) && \
1373 (((command != STATE) && (command != RUNTEST)) || \
1374 ((command == STATE) && (num_of_argu == 2))))
1376 if (ERROR_OK != svf_execute_tap())
1381 // output debug info
1382 if ((SIR == command) || (SDR == command))
1384 // in debug mode, data is from index 0
1385 LOG_DEBUG("\tTDO read = 0x%X", (*(int*)svf_tdi_buffer) & ((1 << (svf_check_tdo_para[0].bit_len)) - 1));
1391 // for fast executing, execute tap if necessary
1392 // half of the buffer is for the next command
1393 if (((svf_buffer_index >= SVF_MAX_BUFFER_SIZE_TO_COMMIT) || (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE / 2)) && \
1394 (((command != STATE) && (command != RUNTEST)) || \
1395 ((command == STATE) && (num_of_argu == 2))))
1397 return svf_execute_tap();