1 | /*
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2 | * Copyright (C) 2017 The Contributors
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3 | *
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4 | * This program is free software: you can redistribute it and/or modify
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5 | * it under the terms of the GNU General Public License as published by
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6 | * the Free Software Foundation, either version 3 of the License, or (at
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7 | * your option) any later version.
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8 | *
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9 | * This program is distributed in the hope that it will be useful, but
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10 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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12 | * General Public License for more details.
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13 | *
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14 | * A copy of the GNU General Public License can be found in the file
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15 | * "gpl.txt" in the top directory of this repository.
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16 | */
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17 |
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18 | #include <all.h>
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19 |
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20 | typedef struct {
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21 | const char *name;
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22 | int32_t *flag;
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23 | } verb_flag_t;
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24 |
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25 | static verb_flag_t verb_flags[] = {
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26 | { "sdl", &sdl_verbose },
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27 | { "gdb", &gdb_verbose },
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28 | { "cpu", &cpu_verbose },
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29 | { "fpu", &fpu_verbose },
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30 | { "vid", &vid_verbose },
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31 | { "tim", &tim_verbose },
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32 | { "lcd", &lcd_verbose },
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33 | { "ser", &ser_verbose },
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34 | { "mid", &mid_verbose },
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35 | { "fdd", &fdd_verbose },
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36 | { "snd", &snd_verbose },
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37 | { "led", &led_verbose },
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38 | { "kbd", &kbd_verbose }
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39 | };
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40 |
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41 | const char *bios = "bios.abs";
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42 | const char *disk = "buchla.disk";
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43 |
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44 | SDL_atomic_t run;
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45 |
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46 | static void usage(FILE *fh)
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47 | {
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48 | fprintf(fh, "usage: buchla [-h] [-v comp [-v comp [...]]] [-b bios] [-d disk]\n");
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49 | fprintf(fh, "where comp is one of: ");
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50 |
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51 | for (int32_t i = 0; i < ARRAY_COUNT(verb_flags); ++i) {
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52 | fprintf(fh, "%s, ", verb_flags[i].name);
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53 | }
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54 |
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55 | fprintf(fh, "all\n");
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56 | }
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57 |
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58 | static void parse_args(int32_t argc, char *argv[])
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59 | {
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60 | for (int32_t i = 0; i < argc; ++i) {
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61 | if (strcmp(argv[i], "-h") == 0) {
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62 | usage(stdout);
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63 | exit(0);
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64 | }
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65 |
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66 | if (strcmp(argv[i], "-b") == 0) {
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67 | if (++i == argc) {
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68 | usage(stderr);
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69 | fprintf(stderr, "missing argument to -b\n");
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70 | exit(1);
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71 | }
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72 |
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73 | bios = argv[i];
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74 | continue;
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75 | }
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76 |
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77 | if (strcmp(argv[i], "-d") == 0) {
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78 | if (++i == argc) {
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79 | usage(stderr);
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80 | fprintf(stderr, "missing argument to -d\n");
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81 | exit(1);
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82 | }
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83 |
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84 | disk = argv[i];
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85 | continue;
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86 | }
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87 |
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88 | if (strcmp(argv[i], "-v") == 0) {
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89 | if (++i == argc) {
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90 | usage(stderr);
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91 | fprintf(stderr, "missing argument to -v\n");
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92 | exit(1);
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93 | }
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94 |
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95 | int32_t k;
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96 |
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97 | if (strcmp(argv[i], "all") == 0) {
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98 | for (k = 0; k < ARRAY_COUNT(verb_flags); ++k) {
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99 | ++*verb_flags[k].flag;
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100 | }
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101 |
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102 | continue;
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103 | }
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104 |
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105 | for (k = 0; k < ARRAY_COUNT(verb_flags); ++k) {
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106 | if (strcmp(argv[i], verb_flags[k].name) == 0) {
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107 | ++*verb_flags[k].flag;
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108 | break;
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109 | }
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110 | }
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111 |
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112 | if (k == ARRAY_COUNT(verb_flags)) {
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113 | usage(stderr);
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114 | fprintf(stderr, "invalid argument to -v: %s\n", argv[i]);
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115 | exit(1);
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116 | }
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117 |
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118 | continue;
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119 | }
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120 | }
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121 | }
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122 |
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123 | static int32_t cpu_thread(void *data)
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124 | {
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125 | (void)data;
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126 |
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127 | cpu_loop();
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128 | return 0;
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129 | }
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130 |
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131 | static int32_t gdb_thread(void *data)
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132 | {
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133 | (void)data;
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134 |
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135 | gdb_loop();
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136 | return 0;
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137 | }
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138 |
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139 | int32_t main(int32_t argc, char *argv[])
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140 | {
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141 | parse_args(argc, argv);
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142 | sdl_init();
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143 | gdb_init();
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144 | cpu_init();
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145 |
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146 | SDL_AtomicSet(&run, 1);
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147 | SDL_Thread *thr_cpu = SDL_CreateThread(cpu_thread, "cpu", NULL);
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148 |
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149 | if (thr_cpu == NULL) {
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150 | fail("SDL_CreateThread() failed: %s", SDL_GetError());
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151 | }
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152 |
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153 | SDL_Thread *thr_gdb = SDL_CreateThread(gdb_thread, "gdb", NULL);
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154 |
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155 | if (thr_gdb == NULL) {
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156 | fail("SDL_CreateThread() failed: %s", SDL_GetError());
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157 | }
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158 |
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159 | sdl_loop();
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160 |
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161 | SDL_WaitThread(thr_cpu, NULL);
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162 | SDL_WaitThread(thr_gdb, NULL);
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163 |
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164 | cpu_quit();
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165 | gdb_quit();
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166 | sdl_quit();
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167 | return 0;
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168 | }
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