FreeCalypso > hg > freecalypso-tools

annotate loadtools/ltexit.c @ 585:d3e2b23ebf1d

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doc/Target-boot-control: finished for now
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 03 Feb 2020 05:22:21 +0000
parents aba969153d20
children
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1 /*
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2 * This module implements the loadtool exit command, along with its
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3 * options for jump-reboot and Iota power-off.
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4 */
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5
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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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10
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11 static void
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12 exit_bare(rc)
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13 {
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14 exit(rc);
0
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15 }
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16
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17 static void
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18 exit_iotaoff(rc)
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19 {
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20 static char *poweroff_argv[2] = {"poweroff", 0};
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21
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22 tpinterf_make_cmd(poweroff_argv);
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23 tpinterf_send_cmd();
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24 exit(rc);
0
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25 }
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26
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27 static void
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28 exit_jump0(rc)
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29 {
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30 static char *jump0_argv[3] = {"jump", "0", 0};
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31
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32 tpinterf_make_cmd(jump0_argv);
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33 tpinterf_send_cmd();
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34 exit(rc);
0
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35 }
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36
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37 void (*default_exit)() = exit_bare;
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38
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39 static struct kwtab {
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40 char *kw;
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41 void (*func)();
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42 } exit_modes[] = {
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43 {"bare", exit_bare},
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44 {"iota-off", exit_iotaoff},
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45 {"jump0", exit_jump0},
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46 /* backward compat with old gta02.config */
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47 {"gta02-cutpwr", exit_iotaoff},
0
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48 {0, 0}
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49 };
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50
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51 cmd_exit(argc, argv)
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52 char **argv;
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53 {
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54 struct kwtab *tp;
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55
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56 if (argc < 2)
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57 default_exit(0);
0
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58 for (tp = exit_modes; tp->kw; tp++)
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59 if (!strcmp(tp->kw, argv[1]))
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60 break;
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61 if (!tp->func) {
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62 fprintf(stderr,
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63 "error: \"%s\" is not an understood exit mode\n",
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64 argv[1]);
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65 return(-1);
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66 }
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67 tp->func(0);
0
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68 }
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69
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70 /* called from hwparam.c config file parser */
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71 void
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72 set_default_exit_mode(arg, filename_for_errs, lineno_for_errs)
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73 char *arg;
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74 char *filename_for_errs;
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75 int lineno_for_errs;
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76 {
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77 char *cp;
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78 struct kwtab *tp;
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79
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80 while (isspace(*arg))
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81 arg++;
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82 if (!*arg) {
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83 fprintf(stderr,
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84 "%s line %d: exit-mode setting requires an argument\n",
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85 filename_for_errs, lineno_for_errs);
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86 exit(1);
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87 }
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88 for (cp = arg; *cp && !isspace(*cp); cp++)
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89 ;
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90 *cp = '\0';
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91 for (tp = exit_modes; tp->kw; tp++)
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92 if (!strcmp(tp->kw, arg))
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93 break;
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94 if (!tp->func) {
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95 fprintf(stderr,
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96 "%s line %d: \"%s\" is not an understood exit mode\n",
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97 filename_for_errs, lineno_for_errs, arg);
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98 exit(1);
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99 }
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100 default_exit = tp->func;
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101 }