[a0d4e99] | 1 | /* |
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| 2 | * Copyright (c) 2016 Chris Johns <chrisj@rtems.org>. All rights reserved. |
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| 3 | * |
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| 4 | * Redistribution and use in source and binary forms, with or without |
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| 5 | * modification, are permitted provided that the following conditions |
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| 6 | * are met: |
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| 7 | * 1. Redistributions of source code must retain the above copyright |
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| 8 | * notice, this list of conditions and the following disclaimer. |
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer in the |
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| 11 | * documentation and/or other materials provided with the distribution. |
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| 12 | * |
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| 13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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| 14 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 16 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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| 17 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 18 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 19 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 20 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 21 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 22 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 23 | * SUCH DAMAGE. |
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| 24 | */ |
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| 25 | |
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| 26 | #ifdef HAVE_CONFIG_H |
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| 27 | #include "config.h" |
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| 28 | #endif |
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| 29 | |
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| 30 | #include <errno.h> |
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| 31 | #include <inttypes.h> |
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| 32 | #include <stdlib.h> |
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| 33 | #include <unistd.h> |
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| 34 | |
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| 35 | #define __need_getopt_newlib |
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| 36 | #include <getopt.h> |
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| 37 | |
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| 38 | #include <rtems.h> |
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| 39 | #include <rtems/printer.h> |
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| 40 | #include <rtems/shell.h> |
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| 41 | |
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| 42 | #include <rtems/rtems-debugger.h> |
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| 43 | |
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| 44 | /* |
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| 45 | * Debugger command for the RTEMS shell. |
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| 46 | */ |
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| 47 | |
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| 48 | static int rtems_shell_main_debugger(int argc, char *argv[]) |
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| 49 | { |
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| 50 | if (argc == 1) { |
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| 51 | printf("RTEMS debugger is %srunning\n", rtems_debugger_running() ? "" : "not "); |
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| 52 | return 0; |
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| 53 | } |
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| 54 | |
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| 55 | if (strcasecmp(argv[1], "start") == 0) { |
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| 56 | rtems_printer printer; |
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| 57 | const char* remote = "tcp"; |
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| 58 | const char* device = "1122"; |
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| 59 | int timeout = RTEMS_DEBUGGER_TIMEOUT; |
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| 60 | rtems_task_priority priority = 1; |
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| 61 | bool verbose = false; |
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| 62 | struct getopt_data data; |
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| 63 | char* end; |
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| 64 | int r; |
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| 65 | |
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| 66 | if (rtems_debugger_running()) { |
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| 67 | printf("error: debugger already running.\n"); |
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| 68 | return 1; |
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| 69 | } |
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| 70 | |
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| 71 | memset(&data, 0, sizeof(data)); |
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| 72 | |
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| 73 | rtems_print_printer_fprintf(&printer, stdout); |
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| 74 | |
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| 75 | argv += 1; |
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| 76 | argc -= 1; |
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| 77 | |
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| 78 | while (true) { |
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| 79 | int c; |
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| 80 | |
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| 81 | c = getopt_r(argc, argv, "vR:d:t:P:l:", &data); |
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| 82 | if (c == -1) |
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| 83 | break; |
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| 84 | |
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| 85 | switch (c) { |
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| 86 | case 'v': |
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| 87 | verbose = true; |
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| 88 | break; |
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| 89 | case 'R': |
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| 90 | remote = data.optarg; |
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| 91 | break; |
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| 92 | case 'd': |
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| 93 | device = data.optarg; |
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| 94 | break; |
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| 95 | case 't': |
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| 96 | timeout = strtoul(data.optarg, &end, 10); |
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| 97 | if (timeout == 0 || *end != '\0') { |
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| 98 | printf("error: invalid timeout: %s\n", data.optarg); |
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| 99 | return 1; |
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| 100 | } |
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| 101 | break; |
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| 102 | case 'P': |
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| 103 | priority = strtoul(data.optarg, &end, 10); |
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| 104 | if (priority == 0 || *end != '\0') { |
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| 105 | printf("error: invalid priority: %s\n", data.optarg); |
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| 106 | return 1; |
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| 107 | } |
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| 108 | break; |
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| 109 | case 'l': |
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| 110 | if (strcasecmp(data.optarg, "stdout") == 0) |
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| 111 | rtems_print_printer_fprintf(&printer, stdout); |
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| 112 | else if (strcasecmp(data.optarg, "stderr") == 0) |
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| 113 | rtems_print_printer_fprintf(&printer, stderr); |
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| 114 | else if (strcasecmp(data.optarg, "kernel") == 0) |
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| 115 | rtems_print_printer_printk(&printer); |
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| 116 | else { |
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| 117 | printf("error: unknown printer (stdout, stderr, kernel): %s\n", data.optarg); |
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| 118 | return 1; |
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| 119 | } |
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| 120 | break; |
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| 121 | default: |
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| 122 | case '?': |
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| 123 | if (data.optarg != NULL) |
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| 124 | printf("error: unknown option: %s\n", data.optarg); |
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| 125 | else |
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| 126 | printf("error: invalid start command\n"); |
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| 127 | return 1; |
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| 128 | } |
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| 129 | } |
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| 130 | |
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| 131 | printf("RTEMS Debugger start: remote=%s device=%s priority=%" PRIu32 "\n", |
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| 132 | remote, device, priority); |
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| 133 | |
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| 134 | r = rtems_debugger_start(remote, device, timeout, priority, &printer); |
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| 135 | if (r < 0) { |
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| 136 | printf("debugger start failed\n"); |
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| 137 | return 1; |
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| 138 | } |
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| 139 | |
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| 140 | rtems_debugger_set_verbose(verbose); |
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| 141 | } |
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| 142 | else if (strcasecmp(argv[1], "stop") == 0) { |
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| 143 | int r; |
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| 144 | |
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| 145 | if (!rtems_debugger_running()) { |
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| 146 | printf("error: debugger not running.\n"); |
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| 147 | return 1; |
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| 148 | } |
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| 149 | |
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| 150 | r = rtems_debugger_stop(); |
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| 151 | if (r < 0) { |
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| 152 | printf("debugger stop failed\n"); |
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| 153 | return 1; |
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| 154 | } |
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| 155 | } |
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| 156 | else if (strcasecmp(argv[1], "remote-debug") == 0) { |
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| 157 | int r; |
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| 158 | |
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| 159 | if (!rtems_debugger_running()) { |
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| 160 | printf("error: debugger not running.\n"); |
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| 161 | return 1; |
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| 162 | } |
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| 163 | |
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| 164 | if (argc == 3 && strcasecmp(argv[2], "on") == 0) { |
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| 165 | r = rtems_debugger_remote_debug(true); |
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| 166 | if (r < 0) { |
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| 167 | printf("debugger remote-debug on failed\n"); |
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| 168 | return 1; |
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| 169 | } |
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| 170 | } |
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| 171 | else if (argc == 3 && strcasecmp(argv[2], "off") == 0) { |
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| 172 | r = rtems_debugger_remote_debug(false); |
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| 173 | if (r < 0) { |
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| 174 | printf("debugger remote-debug off failed\n"); |
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| 175 | return 1; |
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| 176 | } |
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| 177 | } |
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| 178 | else { |
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| 179 | printf("debugger remote-debug: not on or off\n"); |
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| 180 | return 1; |
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| 181 | } |
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| 182 | } |
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| 183 | else if (strcasecmp(argv[1], "help") == 0) { |
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| 184 | printf("debugger [start/stop/help] ...\n" \ |
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| 185 | " start -v -R remote -d device -t secs -P priority -l [stdout,stderr,kernel]\n" \ |
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| 186 | " stop\n" \ |
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| 187 | " remote-debug <on/off>\n" \ |
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| 188 | " help\n"); |
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| 189 | } |
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| 190 | else { |
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| 191 | printf("error: unknown command: %s\n", argv[1]); |
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| 192 | return 1; |
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| 193 | } |
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| 194 | |
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| 195 | return 0; |
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| 196 | } |
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| 197 | |
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| 198 | rtems_shell_cmd_t rtems_shell_DEBUGGER_Command = { |
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| 199 | "debugger", /* name */ |
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| 200 | "debugger [start/stop] [options ...]", /* usage */ |
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| 201 | "misc", /* topic */ |
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| 202 | rtems_shell_main_debugger, /* command */ |
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| 203 | NULL, /* alias */ |
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| 204 | NULL, /* next */ |
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| 205 | 0755, |
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| 206 | 0, |
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| 207 | 0 |
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| 208 | }; |
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