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 unsigned bitmask = (1 << svf_check_tdo_para[i].bit_len) - 1;
657 unsigned received, expected, tapmask;
658 memcpy(&received, svf_tdi_buffer + index, sizeof(unsigned));
659 memcpy(&expected, svf_tdo_buffer + index, sizeof(unsigned));
660 memcpy(&tapmask, svf_mask_buffer + index, sizeof(unsigned));
661 LOG_ERROR("tdo check error at line %d, "
662 "read = 0x%X, want = 0x%X, mask = 0x%X",
663 svf_check_tdo_para[i].line_num,
672 svf_check_tdo_para_index = 0;
677 static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len)
679 if (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE)
681 LOG_ERROR("toooooo many operation undone");
685 svf_check_tdo_para[svf_check_tdo_para_index].line_num = svf_line_number;
686 svf_check_tdo_para[svf_check_tdo_para_index].bit_len = bit_len;
687 svf_check_tdo_para[svf_check_tdo_para_index].enabled = enabled;
688 svf_check_tdo_para[svf_check_tdo_para_index].buffer_offset = buffer_offset;
689 svf_check_tdo_para_index++;
694 static int svf_execute_tap(void)
696 if (ERROR_OK != jtag_execute_queue())
700 else if (ERROR_OK != svf_check_tdo())
705 svf_buffer_index = 0;
710 // not good to use this
711 extern jtag_command_t** jtag_get_last_command_p(void);
712 extern void* cmd_queue_alloc(size_t size);
713 extern jtag_command_t **last_comand_pointer;
715 static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str)
717 char *argus[256], command;
718 int num_of_argu = 0, i;
723 // not good to use this
724 jtag_command_t **last_cmd;
728 float min_time, max_time;
730 svf_xxr_para_t *xxr_para_tmp;
734 tap_state_t *path = NULL, state;
738 LOG_USER("%s", svf_command_buffer);
741 if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
746 command = svf_find_string_in_array(argus[0], (char **)svf_command_name, dimof(svf_command_name));
751 if (num_of_argu != 2)
753 LOG_ERROR("invalid parameter of %s", argus[0]);
756 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
757 if (svf_tap_state_is_stable(i_tmp))
759 if (command == ENDIR)
761 svf_para.ir_end_state = i_tmp;
762 LOG_DEBUG("\tir_end_state = %s", svf_tap_state_name[svf_para.ir_end_state]);
766 svf_para.dr_end_state = i_tmp;
767 LOG_DEBUG("\tdr_end_state = %s", svf_tap_state_name[svf_para.dr_end_state]);
772 LOG_ERROR("%s is not valid state", argus[1]);
777 if ((num_of_argu != 1) && (num_of_argu != 3))
779 LOG_ERROR("invalid parameter of %s", argus[0]);
782 if (1 == num_of_argu)
784 // TODO: set jtag speed to full speed
785 svf_para.frequency = 0;
789 if (strcmp(argus[2], "HZ"))
791 LOG_ERROR("HZ not found in FREQUENCY command");
794 if (ERROR_OK != svf_execute_tap())
798 svf_para.frequency = atof(argus[1]);
799 // TODO: set jtag speed to
800 if (svf_para.frequency > 0)
802 command_run_linef(cmd_ctx, "jtag_khz %d", (int)svf_para.frequency / 1000);
803 LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
808 xxr_para_tmp = &svf_para.hdr_para;
811 xxr_para_tmp = &svf_para.hir_para;
814 xxr_para_tmp = &svf_para.tdr_para;
817 xxr_para_tmp = &svf_para.tir_para;
820 xxr_para_tmp = &svf_para.sdr_para;
823 xxr_para_tmp = &svf_para.sir_para;
826 // XXR length [TDI (tdi)] [TDO (tdo)][MASK (mask)] [SMASK (smask)]
827 if ((num_of_argu > 10) || (num_of_argu % 2))
829 LOG_ERROR("invalid parameter of %s", argus[0]);
832 i_tmp = xxr_para_tmp->len;
833 xxr_para_tmp->len = atoi(argus[1]);
834 LOG_DEBUG("\tlength = %d", xxr_para_tmp->len);
835 xxr_para_tmp->data_mask = 0;
836 for (i = 2; i < num_of_argu; i += 2)
838 if ((strlen(argus[i + 1]) < 3) || (argus[i + 1][0] != '(') || (argus[i + 1][strlen(argus[i + 1]) - 1] != ')'))
840 LOG_ERROR("data section error");
843 argus[i + 1][strlen(argus[i + 1]) - 1] = '\0';
844 // TDI, TDO, MASK, SMASK
845 if (!strcmp(argus[i], "TDI"))
848 pbuffer_tmp = &xxr_para_tmp->tdi;
849 xxr_para_tmp->data_mask |= XXR_TDI;
851 else if (!strcmp(argus[i], "TDO"))
854 pbuffer_tmp = &xxr_para_tmp->tdo;
855 xxr_para_tmp->data_mask |= XXR_TDO;
857 else if (!strcmp(argus[i], "MASK"))
860 pbuffer_tmp = &xxr_para_tmp->mask;
861 xxr_para_tmp->data_mask |= XXR_MASK;
863 else if (!strcmp(argus[i], "SMASK"))
866 pbuffer_tmp = &xxr_para_tmp->smask;
867 xxr_para_tmp->data_mask |= XXR_SMASK;
871 LOG_ERROR("unknow parameter: %s", argus[i]);
874 if (ERROR_OK != svf_copy_hexstring_to_binary(&argus[i + 1][1], pbuffer_tmp, i_tmp, xxr_para_tmp->len))
876 LOG_ERROR("fail to parse hex value");
879 LOG_DEBUG("\t%s = 0x%X", argus[i], (**(int**)pbuffer_tmp) & ((1 << (xxr_para_tmp->len)) - 1));
881 // If a command changes the length of the last scan of the same type and the MASK parameter is absent,
882 // the mask pattern used is all cares
883 if (!(xxr_para_tmp->data_mask & XXR_MASK) && (i_tmp != xxr_para_tmp->len))
885 // MASK not defined and length changed
886 if (ERROR_OK != svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp, xxr_para_tmp->len))
888 LOG_ERROR("fail to adjust length of array");
891 buf_set_ones(xxr_para_tmp->mask, xxr_para_tmp->len);
893 // do scan if necessary
896 // check buffer size first, reallocate if necessary
897 i = svf_para.hdr_para.len + svf_para.sdr_para.len + svf_para.tdr_para.len;
898 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
901 // simply print error message
902 LOG_ERROR("buffer is not enough, report to author");
908 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
909 if (NULL == buffer_tmp)
911 LOG_ERROR("not enough memory");
914 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
915 // svf_tdi_buffer isn't NULL here
916 free(svf_tdi_buffer);
917 svf_tdi_buffer = buffer_tmp;
919 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
920 if (NULL == buffer_tmp)
922 LOG_ERROR("not enough memory");
925 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
926 // svf_tdo_buffer isn't NULL here
927 free(svf_tdo_buffer);
928 svf_tdo_buffer = buffer_tmp;
930 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
931 if (NULL == buffer_tmp)
933 LOG_ERROR("not enough memory");
936 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
937 // svf_mask_buffer isn't NULL here
938 free(svf_mask_buffer);
939 svf_mask_buffer = buffer_tmp;
942 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
948 buf_set_buf(svf_para.hdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
949 i += svf_para.hdr_para.len;
950 buf_set_buf(svf_para.sdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
951 i += svf_para.sdr_para.len;
952 buf_set_buf(svf_para.tdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
953 i += svf_para.tdr_para.len;
956 if (svf_para.sdr_para.data_mask & XXR_TDO)
958 // assemble dr mask data
960 buf_set_buf(svf_para.hdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
961 i += svf_para.hdr_para.len;
962 buf_set_buf(svf_para.sdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
963 i += svf_para.sdr_para.len;
964 buf_set_buf(svf_para.tdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
965 i += svf_para.tdr_para.len;
966 // assemble dr check data
968 buf_set_buf(svf_para.hdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
969 i += svf_para.hdr_para.len;
970 buf_set_buf(svf_para.sdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
971 i += svf_para.sdr_para.len;
972 buf_set_buf(svf_para.tdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
973 i += svf_para.tdr_para.len;
975 svf_add_check_para(1, svf_buffer_index, i);
979 svf_add_check_para(0, svf_buffer_index, i);
983 field.out_value = &svf_tdi_buffer[svf_buffer_index];
985 field.in_value = &svf_tdi_buffer[svf_buffer_index];
988 field.in_handler = NULL;
990 jtag_add_plain_dr_scan(1, &field, svf_para.dr_end_state);
992 svf_buffer_index += (i + 7) >> 3;
993 last_state = svf_para.dr_end_state;
995 else if (SIR == command)
997 // check buffer size first, reallocate if necessary
998 i = svf_para.hir_para.len + svf_para.sir_para.len + svf_para.tir_para.len;
999 if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
1002 // simply print error message
1003 LOG_ERROR("buffer is not enough, report to author");
1008 // reallocate buffer
1009 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1010 if (NULL == buffer_tmp)
1012 LOG_ERROR("not enough memory");
1015 memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
1016 // svf_tdi_buffer isn't NULL here
1017 free(svf_tdi_buffer);
1018 svf_tdi_buffer = buffer_tmp;
1020 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1021 if (NULL == buffer_tmp)
1023 LOG_ERROR("not enough memory");
1026 memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
1027 // svf_tdo_buffer isn't NULL here
1028 free(svf_tdo_buffer);
1029 svf_tdo_buffer = buffer_tmp;
1031 buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
1032 if (NULL == buffer_tmp)
1034 LOG_ERROR("not enough memory");
1037 memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
1038 // svf_mask_buffer isn't NULL here
1039 free(svf_mask_buffer);
1040 svf_mask_buffer = buffer_tmp;
1043 svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
1049 buf_set_buf(svf_para.hir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1050 i += svf_para.hir_para.len;
1051 buf_set_buf(svf_para.sir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1052 i += svf_para.sir_para.len;
1053 buf_set_buf(svf_para.tir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1054 i += svf_para.tir_para.len;
1057 if (svf_para.sir_para.data_mask & XXR_TDO)
1059 // assemble dr mask data
1061 buf_set_buf(svf_para.hir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1062 i += svf_para.hir_para.len;
1063 buf_set_buf(svf_para.sir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1064 i += svf_para.sir_para.len;
1065 buf_set_buf(svf_para.tir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1066 i += svf_para.tir_para.len;
1067 // assemble dr check data
1069 buf_set_buf(svf_para.hir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hir_para.len);
1070 i += svf_para.hir_para.len;
1071 buf_set_buf(svf_para.sir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sir_para.len);
1072 i += svf_para.sir_para.len;
1073 buf_set_buf(svf_para.tir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tir_para.len);
1074 i += svf_para.tir_para.len;
1076 svf_add_check_para(1, svf_buffer_index, i);
1080 svf_add_check_para(0, svf_buffer_index, i);
1084 field.out_value = &svf_tdi_buffer[svf_buffer_index];
1086 field.in_value = &svf_tdi_buffer[svf_buffer_index];
1089 field.in_handler = NULL;
1091 jtag_add_plain_ir_scan(1, &field, svf_para.ir_end_state);
1093 svf_buffer_index += (i + 7) >> 3;
1094 last_state = svf_para.ir_end_state;
1099 LOG_ERROR("PIO and PIOMAP are not supported");
1103 // RUNTEST [run_state] run_count run_clk [min_time SEC [MAXIMUM max_time SEC]] [ENDSTATE end_state]
1104 // RUNTEST [run_state] min_time SEC [MAXIMUM max_time SEC] [ENDSTATE end_state]
1105 if ((num_of_argu < 3) && (num_of_argu > 11))
1107 LOG_ERROR("invalid parameter of %s", argus[0]);
1116 i_tmp = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1117 if (svf_tap_state_is_valid(i_tmp))
1119 if (svf_tap_state_is_stable(i_tmp))
1121 svf_para.runtest_run_state = i_tmp;
1123 // When a run_state is specified, the new run_state becomes the default end_state
1124 svf_para.runtest_end_state = i_tmp;
1125 LOG_DEBUG("\trun_state = %s", svf_tap_state_name[svf_para.runtest_run_state]);
1130 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1134 // run_count run_clk
1135 if (((i + 2) <= num_of_argu) && strcmp(argus[i + 1], "SEC"))
1137 if (!strcmp(argus[i + 1], "TCK"))
1139 // clock source is TCK
1140 run_count = atoi(argus[i]);
1141 LOG_DEBUG("\trun_count@TCK = %d", run_count);
1145 LOG_ERROR("%s not supported for clock", argus[i + 1]);
1151 if (((i + 2) <= num_of_argu) && !strcmp(argus[i + 1], "SEC"))
1153 min_time = atof(argus[i]);
1154 LOG_DEBUG("\tmin_time = %fs", min_time);
1157 // MAXIMUM max_time SEC
1158 if (((i + 3) <= num_of_argu) && !strcmp(argus[i], "MAXIMUM") && !strcmp(argus[i + 2], "SEC"))
1160 max_time = atof(argus[i + 1]);
1161 LOG_DEBUG("\tmax_time = %fs", max_time);
1164 // ENDSTATE end_state
1165 if (((i + 2) <= num_of_argu) && !strcmp(argus[i], "ENDSTATE"))
1167 i_tmp = svf_find_string_in_array(argus[i + 1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1168 if (svf_tap_state_is_stable(i_tmp))
1170 svf_para.runtest_end_state = i_tmp;
1171 LOG_DEBUG("\tend_state = %s", svf_tap_state_name[svf_para.runtest_end_state]);
1175 LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
1180 // calculate run_count
1181 if ((0 == run_count) && (min_time > 0))
1183 run_count = min_time * svf_para.frequency;
1185 // all parameter should be parsed
1186 if (i == num_of_argu)
1190 // run_state and end_state is checked to be stable state
1193 // enter into run_state if necessary
1194 if (last_state != svf_para.runtest_run_state)
1196 last_cmd = jtag_get_last_command_p();
1197 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1198 last_comand_pointer = &((*last_cmd)->next);
1199 (*last_cmd)->next = NULL;
1200 (*last_cmd)->type = JTAG_STATEMOVE;
1201 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1202 (*last_cmd)->cmd.statemove->end_state = svf_para.runtest_run_state;
1204 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1207 // call jtag_add_clocks
1208 jtag_add_clocks(run_count);
1210 if (svf_para.runtest_end_state != svf_para.runtest_run_state)
1212 // move to end_state
1213 last_cmd = jtag_get_last_command_p();
1214 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1215 last_comand_pointer = &((*last_cmd)->next);
1216 (*last_cmd)->next = NULL;
1217 (*last_cmd)->type = JTAG_STATEMOVE;
1218 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1219 (*last_cmd)->cmd.statemove->end_state = svf_para.runtest_end_state;
1221 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1223 last_state = svf_para.runtest_end_state;
1225 if (svf_para.runtest_run_state != TAP_IDLE)
1227 // RUNTEST can only executed in TAP_IDLE
1228 LOG_ERROR("cannot runtest in %s state", svf_tap_state_name[svf_para.runtest_run_state]);
1232 jtag_add_runtest(run_count, svf_para.runtest_end_state);
1238 LOG_ERROR("fail to parse parameter of RUNTEST, %d out of %d is parsed", i, num_of_argu);
1243 // STATE [pathstate1 [pathstate2 ...[pathstaten]]] stable_state
1244 if (num_of_argu < 2)
1246 LOG_ERROR("invalid parameter of %s", argus[0]);
1249 if (num_of_argu > 2)
1251 // STATE pathstate1 ... stable_state
1252 path = (tap_state_t *)malloc((num_of_argu - 1) * sizeof(tap_state_t));
1255 LOG_ERROR("not enough memory");
1258 num_of_argu--; // num of path
1259 i_tmp = 1; // path is from patameter 1
1260 for (i = 0; i < num_of_argu; i++)
1262 path[i] = svf_find_string_in_array(argus[i_tmp++], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1263 if (!svf_tap_state_is_valid(path[i]))
1265 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[i]]);
1268 if (TAP_RESET == path[i])
1272 jtag_add_pathmove(i, path);
1275 num_of_argu -= i + 1;
1279 if (num_of_argu > 0)
1281 // execute last path if necessary
1282 if (svf_tap_state_is_stable(path[num_of_argu - 1]))
1284 // last state MUST be stable state
1285 // TODO: call path_move
1286 jtag_add_pathmove(num_of_argu, path);
1287 last_state = path[num_of_argu - 1];
1288 LOG_DEBUG("\tmove to %s by path_move", svf_tap_state_name[path[num_of_argu - 1]]);
1292 LOG_ERROR("%s is not valid state", svf_tap_state_name[path[num_of_argu - 1]]);
1296 // no need to keep this memory, in jtag_add_pathmove, path will be duplicated
1305 // STATE stable_state
1306 state = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
1307 if (svf_tap_state_is_stable(state))
1309 // TODO: move to state
1310 last_cmd = jtag_get_last_command_p();
1311 *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
1312 last_comand_pointer = &((*last_cmd)->next);
1313 (*last_cmd)->next = NULL;
1314 (*last_cmd)->type = JTAG_STATEMOVE;
1315 (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
1316 (*last_cmd)->cmd.statemove->end_state = state;
1318 cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
1321 LOG_DEBUG("\tmove to %s by state_move", svf_tap_state_name[state]);
1325 LOG_ERROR("%s is not valid state", svf_tap_state_name[state]);
1332 if (num_of_argu != 2)
1334 LOG_ERROR("invalid parameter of %s", argus[0]);
1337 if (svf_para.trst_mode != TRST_ABSENT)
1339 if (ERROR_OK != svf_execute_tap())
1343 i_tmp = svf_find_string_in_array(argus[1], (char **)svf_trst_mode_name, dimof(svf_trst_mode_name));
1347 last_state = TAP_RESET;
1348 jtag_add_reset(1, 0);
1352 jtag_add_reset(0, 0);
1357 LOG_ERROR("unknown TRST mode: %s", argus[1]);
1360 svf_para.trst_mode = i_tmp;
1361 LOG_DEBUG("\ttrst_mode = %s", svf_trst_mode_name[svf_para.trst_mode]);
1365 LOG_ERROR("can not accpet TRST command if trst_mode is ABSENT");
1370 LOG_ERROR("invalid svf command: %s", argus[0]);
1375 if (debug_level >= LOG_LVL_DEBUG)
1377 // for convenient debugging, execute tap if possible
1378 if ((svf_buffer_index > 0) && \
1379 (((command != STATE) && (command != RUNTEST)) || \
1380 ((command == STATE) && (num_of_argu == 2))))
1382 if (ERROR_OK != svf_execute_tap())
1387 // output debug info
1388 if ((SIR == command) || (SDR == command))
1391 memcpy(&read_value, svf_tdi_buffer, sizeof(int));
1392 // in debug mode, data is from index 0
1393 int read_mask = (1 << (svf_check_tdo_para[0].bit_len)) - 1;
1394 LOG_DEBUG("\tTDO read = 0x%X", read_value & read_mask);
1400 // for fast executing, execute tap if necessary
1401 // half of the buffer is for the next command
1402 if (((svf_buffer_index >= SVF_MAX_BUFFER_SIZE_TO_COMMIT) || (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE / 2)) && \
1403 (((command != STATE) && (command != RUNTEST)) || \
1404 ((command == STATE) && (num_of_argu == 2))))
1406 return svf_execute_tap();