FreeCalypso > hg > freecalypso-tools
annotate rvinterf/tmsh/etmbasic.c @ 20:5534402344dc
top Makefile: lcdemu hack dropped
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 22 Oct 2016 05:18:36 +0000 |
parents | e7502631a0f9 |
children | 585f63e5bca6 |
rev | line source |
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0
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 /* |
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Mychaela Falconia <falcon@freecalypso.org>
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2 * Basic ETM interaction |
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parents:
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3 */ |
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parents:
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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 <string.h> |
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8 #include <strings.h> |
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9 #include <stdlib.h> |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 #include "pktmux.h" |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 #include "limits.h" |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 #include "etm.h" |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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13 #include "tm3.h" |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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14 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 extern u_char rvi_msg[]; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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16 extern int rvi_msg_len; |
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parents:
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17 |
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parents:
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18 void |
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parents:
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19 print_etm_pkt_raw(err) |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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20 char *err; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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21 { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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22 char buf[MAX_PKT_FROM_TARGET*3+80], *dp; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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23 int i; |
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parents:
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24 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 sprintf(buf, "%s:", err); |
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parents:
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26 dp = index(buf, '\0'); |
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parents:
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27 for (i = 2; i < rvi_msg_len; i++) { |
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parents:
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28 sprintf(dp, " %02X", rvi_msg[i]); |
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29 dp += 3; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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30 } |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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31 async_msg_output(buf); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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32 } |
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parents:
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33 |
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parents:
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34 void |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 etm_packet_rx() |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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37 int i, c; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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39 if (rvi_msg_len < 4) { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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40 runt: print_etm_pkt_raw("TM runt"); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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41 return; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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42 } |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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43 c = 0; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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44 for (i = 2; i < rvi_msg_len; i++) |
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45 c ^= rvi_msg[i]; |
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46 if (c) { |
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47 print_etm_pkt_raw("BAD CKSUM"); |
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parents:
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48 return; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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49 } |
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Mychaela Falconia <falcon@freecalypso.org>
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50 switch (rvi_msg[2]) { |
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parents:
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51 case ETM_CORE: |
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52 if (rvi_msg_len < 6) |
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parents:
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53 goto runt; |
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Mychaela Falconia <falcon@freecalypso.org>
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54 tmcore_msg_rx(); |
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55 return; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 case ETM_FFS1: |
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57 print_etm_pkt_raw("FFS1"); |
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58 return; |
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parents:
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59 case ETM_FFS2: |
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60 if (rvi_msg_len < 5) |
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61 goto runt; |
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62 handle_ffs2_response(); |
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63 return; |
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64 /* TM3 */ |
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65 case MEM_READ: |
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66 if (rvi_msg_len < 5) |
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67 goto runt; |
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Mychaela Falconia <falcon@freecalypso.org>
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68 handle_omr_response(); |
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69 return; |
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70 default: |
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71 print_etm_pkt_raw("TM unknown"); |
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72 } |
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73 } |
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74 |
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75 void |
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76 cmd_etmpkt(argc, argv) |
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77 char **argv; |
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78 { |
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79 u_char pkt[MAX_PKT_TO_TARGET]; |
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80 int di, c, b; |
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81 char **ap; |
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82 |
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parents:
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83 pkt[0] = RVT_TM_HEADER; |
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Mychaela Falconia <falcon@freecalypso.org>
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84 di = 1; |
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Mychaela Falconia <falcon@freecalypso.org>
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85 c = 0; |
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86 for (ap = argv + 1; *ap; ap++) { |
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parents:
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87 b = strtoul(*ap, 0, 16); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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88 pkt[di++] = b; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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89 c ^= b; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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90 } |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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91 pkt[di++] = c; |
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parents:
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92 send_pkt_to_target(pkt, di); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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93 } |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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94 |
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parents:
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95 void |
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96 send_etm_cmd(buf, len) |
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97 u_char *buf; |
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parents:
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98 { |
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parents:
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99 int i, c; |
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parents:
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100 |
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101 buf[0] = RVT_TM_HEADER; |
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Mychaela Falconia <falcon@freecalypso.org>
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102 c = 0; |
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Mychaela Falconia <falcon@freecalypso.org>
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103 for (i = 1; i <= len; i++) |
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Mychaela Falconia <falcon@freecalypso.org>
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104 c ^= buf[i]; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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105 buf[i] = c; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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106 send_pkt_to_target(buf, len + 2); |
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107 } |