FreeCalypso > hg > freecalypso-tools
annotate loadtools/labaud.c @ 505:7bf0d909c87e
fc-loadtool flash ID check: change of reset after the check logic
This change only affects those flash configurations that have ID checks
enabled. The logic for resetting the flash after the ID check has been
changed as follows:
1) If the check fails, we return without attempting to reset the flash.
2) If the check is successful, we reset the flash using the configured
method (could be AMD or Intel or Intel W30) instead of always doing an
AMD flash reset as the original code did.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 27 May 2019 19:58:01 +0000 |
parents | 8c011177adb9 |
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1 /* |
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2 * This module handles the switching of serial baud rates |
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3 * in coordination with loadagent. |
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4 */ |
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5 |
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6 #include <stdio.h> |
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7 #include <stdlib.h> |
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8 #include <unistd.h> |
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9 #include "../libserial/baudrate.h" |
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10 |
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11 extern int target_fd; |
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12 extern struct baudrate *current_baud_rate; |
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13 extern struct baudrate *find_baudrate_by_name(); |
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14 |
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15 loadagent_switch_baud(newbr) |
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16 struct baudrate *newbr; |
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17 { |
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18 char *argv[3]; |
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19 static char U = 'U'; |
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20 |
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21 printf("Switching loadagent communication to %s baud\n", newbr->name); |
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22 argv[0] = "baud"; |
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23 argv[1] = newbr->name; |
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24 argv[2] = 0; |
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25 tpinterf_make_cmd(argv); |
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26 if (tpinterf_send_cmd() < 0) |
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27 return(-1); |
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28 set_serial_baudrate(newbr); |
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29 usleep(150000); |
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30 write(target_fd, &U, 1); |
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31 return tpinterf_pass_output(1); |
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32 } |
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33 |
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34 cmd_baud(argc, argv) |
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35 char **argv; |
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36 { |
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37 struct baudrate *br; |
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38 |
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39 if (argc < 2) { |
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40 printf("Current baud rate is %s\n", current_baud_rate->name); |
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41 return(0); |
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42 } |
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43 br = find_baudrate_by_name(argv[1]); |
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44 if (!br) |
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45 return(-1); /* error msg already printed */ |
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46 return loadagent_switch_baud(br); |
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47 } |