filename | src/main.c |
changeset | 1065:bc1cc0c54917 |
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author | nkeynes |
date | Sun Jul 05 13:54:48 2009 +1000 (14 years ago) |
permissions | -rw-r--r-- |
last change | No-op merge lxdream-mem to tip to remove head (Long since merged in actuality) |
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1 /**
2 * $Id$
3 *
4 * Main program, initializes dreamcast and gui, then passes control off to
5 * the main loop.
6 *
7 * Copyright (c) 2005 Nathan Keynes.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 */
20 #include <stdlib.h>
21 #include <unistd.h>
22 #include <getopt.h>
23 #include "lxdream.h"
24 #include "lxpaths.h"
25 #include "gettext.h"
26 #include "mem.h"
27 #include "dreamcast.h"
28 #include "dream.h"
29 #include "display.h"
30 #include "gui.h"
31 #include "gdlist.h"
32 #include "syscall.h"
33 #include "loader.h"
34 #include "aica/audio.h"
35 #include "gdrom/gdrom.h"
36 #include "maple/maple.h"
37 #include "sh4/sh4.h"
38 #include "aica/armdasm.h"
39 #include "vmu/vmulist.h"
40 #include "hotkeys.h"
41 #include "plugin.h"
43 char *option_list = "a:A:c:dfg:G:hHl:m:npt:T:uvV:x?";
44 struct option longopts[] = {
45 { "aica", required_argument, NULL, 'a' },
46 { "audio", required_argument, NULL, 'A' },
47 { "config", required_argument, NULL, 'c' },
48 { "debugger", no_argument, NULL, 'D' },
49 { "fullscreen", no_argument, NULL, 'f' },
50 { "gdb-sh4", required_argument, NULL, 'g' },
51 { "gdb-arm", required_argument, NULL, 'G' },
52 { "help", no_argument, NULL, 'h' },
53 { "headless", no_argument, NULL, 'H' },
54 { "log", required_argument, NULL,'l' },
55 { "multiplier", required_argument, NULL, 'm' },
56 { "run-time", required_argument, NULL, 't' },
57 { "trace", required_argument, NULL, 'T' },
58 { "unsafe", no_argument, NULL, 'u' },
59 { "video", no_argument, NULL, 'V' },
60 { "version", no_argument, NULL, 'v' },
61 { NULL, 0, 0, 0 } };
62 char *aica_program = NULL;
63 char *display_driver_name = NULL;
64 char *audio_driver_name = NULL;
65 char *trace_regions = NULL;
66 char *sh4_gdb_port = NULL;
67 char *arm_gdb_port = NULL;
68 gboolean start_immediately = FALSE;
69 gboolean no_start = FALSE;
70 gboolean headless = FALSE;
71 gboolean use_xlat = TRUE;
72 gboolean show_debugger = FALSE;
73 gboolean show_fullscreen = FALSE;
74 extern uint32_t sh4_cpu_multiplier;
76 static void print_version()
77 {
78 printf( "lxdream %s\n", lxdream_full_version );
79 }
81 static void print_usage()
82 {
83 print_version();
84 printf( "Usage: lxdream %s [options] [disc-file] [program-file]\n\n", lxdream_full_version );
86 printf( "Options:\n" );
87 printf( " -a, --aica=PROGFILE %s\n", _("Run the AICA SPU only, with the supplied program") );
88 printf( " -A, --audio=DRIVER %s\n", _("Use the specified audio driver (? to list)") );
89 printf( " -c, --config=CONFFILE %s\n", _("Load configuration from CONFFILE") );
90 printf( " -d, --debugger %s\n", _("Start in debugger mode") );
91 printf( " -f, --fullscreen %s\n", _("Start in fullscreen mode") );
92 printf( " -g, --gdb-sh4=PORT %s\n", _("Start GDB remote server on PORT for SH4") );
93 printf( " -G, --gdb-arm=PORT %s\n", _("Start GDB remote server on PORT for ARM") );
94 printf( " -h, --help %s\n", _("Display this usage information") );
95 printf( " -H, --headless %s\n", _("Run in headless (no video) mode") );
96 printf( " -l, --log=LEVEL %s\n", _("Set the output log level") );
97 printf( " -m, --multiplier=SCALE %s\n", _("Set the SH4 multiplier (1.0 = fullspeed)") );
98 printf( " -n %s\n", _("Don't start running immediately") );
99 printf( " -p %s\n", _("Start running immediately on startup") );
100 printf( " -t, --run-time=SECONDS %s\n", _("Run for the specified number of seconds") );
101 printf( " -T, --trace=REGIONS %s\n", _("Output trace information for the named regions") );
102 printf( " -u, --unsafe %s\n", _("Allow unsafe dcload syscalls") );
103 printf( " -v, --version %s\n", _("Print the lxdream version string") );
104 printf( " -V, --video=DRIVER %s\n", _("Use the specified video driver (? to list)") );
105 printf( " -x %s\n", _("Disable the SH4 translator") );
106 }
108 static void bind_gettext_domain()
109 {
110 #ifdef ENABLE_NLS
111 bindtextdomain( PACKAGE, get_locale_path() );
112 textdomain(PACKAGE);
113 #endif
114 }
116 int main (int argc, char *argv[])
117 {
118 int opt;
119 double t;
120 gboolean display_ok;
121 uint32_t time_secs, time_nanos;
123 install_crash_handler();
124 bind_gettext_domain();
125 display_ok = gui_parse_cmdline(&argc, &argv);
127 while( (opt = getopt_long( argc, argv, option_list, longopts, NULL )) != -1 ) {
128 switch( opt ) {
129 case 'a': /* AICA only mode - argument is an AICA program */
130 aica_program = optarg;
131 break;
132 case 'A': /* Audio driver */
133 audio_driver_name = optarg;
134 break;
135 case 'c': /* Config file */
136 lxdream_set_config_filename(optarg);
137 break;
138 case 'd': /* Launch w/ debugger */
139 show_debugger = TRUE;
140 break;
141 case 'f':
142 show_fullscreen = TRUE;
143 break;
144 case 'g':
145 sh4_gdb_port = optarg;
146 break;
147 case 'G':
148 arm_gdb_port = optarg;
149 break;
150 case 'h': /* help */
151 case '?':
152 print_usage();
153 exit(0);
154 break;
155 case 'H': /* Headless - shorthand for -V null */
156 display_driver_name = "null";
157 break;
158 case 'l': /* Log verbosity */
159 if( !set_global_log_level(optarg) ) {
160 ERROR( "Unrecognized log level '%s'", optarg );
161 }
162 break;
163 case 'm': /* Set SH4 CPU clock multiplier (default 0.5) */
164 t = strtod(optarg, NULL);
165 sh4_cpu_multiplier = (int)(1000.0/t);
166 break;
167 case 'n': /* Don't start immediately */
168 no_start = TRUE;
169 start_immediately = FALSE;
170 break;
171 case 'p': /* Start immediately */
172 start_immediately = TRUE;
173 no_start = FALSE;
174 break;
175 case 't': /* Time limit + auto quit */
176 t = strtod(optarg, NULL);
177 time_secs = (uint32_t)t;
178 time_nanos = (int)((t - time_secs) * 1000000000);
179 dreamcast_set_run_time( time_secs, time_nanos );
180 dreamcast_set_exit_on_stop( TRUE );
181 break;
182 case 'T': /* trace regions */
183 trace_regions = optarg;
184 set_global_log_level("trace");
185 break;
186 case 'u': /* Allow unsafe dcload syscalls */
187 dcload_set_allow_unsafe(TRUE);
188 break;
189 case 'v':
190 print_version();
191 exit(0);
192 break;
193 case 'V': /* Video driver */
194 display_driver_name = optarg;
195 break;
196 case 'x': /* Disable translator */
197 use_xlat = FALSE;
198 break;
199 }
200 }
202 #ifdef ENABLE_SHARED
203 plugin_init();
204 #endif
206 lxdream_make_config_dir( );
207 lxdream_load_config( );
209 if( audio_driver_name != NULL && strcmp(audio_driver_name, "?") == 0 ) {
210 print_version();
211 print_audio_drivers(stdout);
212 exit(0);
213 }
215 if( display_driver_name != NULL && strcmp(display_driver_name,"?") == 0 ) {
216 print_version();
217 print_display_drivers(stdout);
218 exit(0);
219 }
221 gdrom_list_init();
222 vmulist_init();
224 if( aica_program == NULL ) {
225 dreamcast_init();
226 } else {
227 dreamcast_configure_aica_only();
228 mem_load_block( aica_program, 0x00800000, 2048*1024 );
229 }
230 mem_set_trace( trace_regions, TRUE );
232 audio_init_driver( audio_driver_name );
234 headless = display_driver_name != NULL && strcasecmp( display_driver_name, "null" ) == 0;
235 if( headless ) {
236 display_set_driver( &display_null_driver );
237 } else {
238 gui_init(show_debugger, show_fullscreen);
240 display_driver_t display_driver = get_display_driver_by_name(display_driver_name);
241 if( display_driver == NULL ) {
242 ERROR( "Video driver '%s' not found, aborting.", display_driver_name );
243 exit(2);
244 } else if( display_set_driver( display_driver ) == FALSE ) {
245 ERROR( "Video driver '%s' failed to initialize (could not connect to display?)",
246 display_driver->name );
247 exit(2);
248 }
249 }
251 hotkeys_init();
253 maple_reattach_all();
254 INFO( "%s! ready...", APP_NAME );
256 for( ; optind < argc; optind++ ) {
257 gboolean ok = gdrom_mount_image(argv[optind]);
258 if( !ok ) {
259 ok = file_load_magic( argv[optind] );
260 }
261 if( !ok ) {
262 ERROR( "Unrecognized file '%s'", argv[optind] );
263 }
264 if( !no_start ) {
265 start_immediately = ok;
266 }
267 }
269 if( gdrom_get_current_disc() == NULL ) {
270 gchar *disc_file = lxdream_get_global_config_path_value( CONFIG_GDROM );
271 if( disc_file != NULL ) {
272 gdrom_mount_image( disc_file );
273 g_free(disc_file);
274 }
275 }
277 sh4_translate_set_enabled( use_xlat );
279 /* If requested, start the gdb server immediately before we go into the main
280 * loop.
281 */
282 if( sh4_gdb_port != NULL ) {
283 gdb_init_server( NULL, strtol(sh4_gdb_port,NULL,0), &sh4_cpu_desc, TRUE );
284 }
285 if( arm_gdb_port != NULL ) {
286 gdb_init_server( NULL, strtol(arm_gdb_port,NULL,0), &arm_cpu_desc, TRUE );
287 }
289 if( headless ) {
290 dreamcast_run();
291 } else {
292 gui_main_loop( start_immediately && dreamcast_can_run() );
293 }
294 dreamcast_shutdown();
295 return 0;
296 }
.