FreeCalypso > hg > freecalypso-tools

annotate rvinterf/tmsh/bsimresp.c @ 817:9706832b740b

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fc-tmsh: ETM_BSIM response handling implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 15 May 2021 01:00:52 +0000
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817
9706832b740b fc-tmsh: ETM_BSIM response handling implemented
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * Handling of ETM_BSIM responses (FreeCalypso addition to fw)
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include "bsim_etm_cmd.h"
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8
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9 extern u_char rvi_msg[];
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10 extern int rvi_msg_len;
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11
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12 static char *cmd_names[] = {
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13 "query", "disch", "start", "ci2cv", "complete", "ichg", "start-enable"
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14 };
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15
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16 static void
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17 handle_bsim_error()
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18 {
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19 char *errstr;
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20 char msg[80];
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21
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22 if (rvi_msg_len != 6) {
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23 print_etm_pkt_raw("ETM_BSIM long error packet");
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24 return;
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25 }
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26 switch (rvi_msg[3]) {
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27 case BSIM_ERR_BAD_CMD:
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28 errstr = "bad command opcode";
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29 break;
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30 case BSIM_ERR_WRONG_STATE:
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31 errstr = "wrong state";
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32 break;
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33 case BSIM_ERR_INV_PERCENT:
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34 errstr = "invalid percent";
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35 break;
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36 case BSIM_ERR_INV_DISCHARGE:
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37 errstr = "invalid discharge";
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38 break;
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39 default:
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40 errstr = "unknown";
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41 }
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42 sprintf(msg, "bsim %s error 0x%02X (%s)", cmd_names[rvi_msg[4]],
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43 rvi_msg[3], errstr);
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44 async_msg_output(msg);
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45 }
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46
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47 void
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48 handle_bsim_response()
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49 {
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50 char msg[80];
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51
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52 if (rvi_msg_len == 5 && rvi_msg[3] == 0x3C) {
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53 async_msg_output("bsim: ETM_NOSYS response");
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54 return;
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55 }
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56 if (rvi_msg_len < 6) {
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57 print_etm_pkt_raw("ETM_BSIM response too short");
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58 return;
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59 }
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60 if (rvi_msg[4] > BSIM_CMD_START_ENABLE) {
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61 print_etm_pkt_raw("ETM_BSIM unknown opcode");
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62 return;
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63 }
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64 if (rvi_msg[3]) {
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65 handle_bsim_error();
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66 return;
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67 }
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68 if (rvi_msg_len == 6) {
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69 sprintf(msg, "bsim %s OK", cmd_names[rvi_msg[4]]);
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70 async_msg_output(msg);
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71 return;
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72 }
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73 if (rvi_msg[4] == BSIM_CMD_QUERY && rvi_msg_len == 9) {
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74 sprintf(msg, "bsim: state=%u percent=%u start_enable=%u",
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75 rvi_msg[5], rvi_msg[6], rvi_msg[7]);
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76 async_msg_output(msg);
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77 return;
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78 }
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79 print_etm_pkt_raw("ETM_BSIM response wrong length");
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80 }