cdrom: some debugging aid
[pcsx_rearmed.git] / frontend / main.c
1 /*
2  * (C) notaz, 2010-2012
3  *
4  * This work is licensed under the terms of the GNU GPLv2 or later.
5  * See the COPYING file in the top-level directory.
6  */
7
8 #include <stdio.h>
9 #include <string.h>
10 #include <stdarg.h>
11 #include <unistd.h>
12 #include <signal.h>
13 #include <time.h>
14 #if !defined(_WIN32) && !defined(NO_DYLIB)
15 #include <dlfcn.h>
16 #endif
17
18 #include "main.h"
19 #include "plugin.h"
20 #include "plugin_lib.h"
21 #include "pcnt.h"
22 #include "menu.h"
23 #include "plat.h"
24 #include "../libpcsxcore/misc.h"
25 #include "../libpcsxcore/cheat.h"
26 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
27 #include "../plugins/cdrcimg/cdrcimg.h"
28 #include "../plugins/dfsound/spu_config.h"
29 #include "arm_features.h"
30 #include "revision.h"
31
32 #ifndef NO_FRONTEND
33 #include "libpicofe/input.h"
34 #include "libpicofe/plat.h"
35 #include "libpicofe/readpng.h"
36
37 static void toggle_fast_forward(int force_off);
38 static void check_profile(void);
39 static void check_memcards(void);
40 #endif
41 #ifndef BOOT_MSG
42 #define BOOT_MSG "Booting up..."
43 #endif
44
45 // don't include debug.h - it breaks ARM build (R1 redefined)
46 void StartDebugger();
47 void StopDebugger();
48
49 int ready_to_go, g_emu_want_quit, g_emu_resetting;
50 unsigned long gpuDisp;
51 char cfgfile_basename[MAXPATHLEN];
52 int state_slot;
53 enum sched_action emu_action, emu_action_old;
54 char hud_msg[64];
55 int hud_new_msg;
56
57 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
58 {
59         if (fname)
60                 snprintf(buf, size, ".%s%s", dir, fname);
61         else
62                 snprintf(buf, size, ".%s", dir);
63 }
64 #define MAKE_PATH(buf, dir, fname) \
65         make_path(buf, sizeof(buf), dir, fname)
66
67 static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
68         char trimlabel[33];
69         int j;
70
71         strncpy(trimlabel, CdromLabel, 32);
72         trimlabel[32] = 0;
73         for (j = 31; j >= 0; j--)
74                 if (trimlabel[j] == ' ')
75                         trimlabel[j] = 0;
76                 else
77                         continue;
78
79         snprintf(buf, size, fmt, trimlabel, CdromId, i);
80
81         return 0;
82 }
83
84 void set_cd_image(const char *fname)
85 {
86         const char *ext = NULL;
87         
88         if (fname != NULL)
89                 ext = strrchr(fname, '.');
90
91         if (ext && (
92             strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
93             strcasecmp(ext, ".znx") == 0 /*|| strcasecmp(ext, ".pbp") == 0*/)) {
94                 SetIsoFile(NULL);
95                 cdrcimg_set_fname(fname);
96                 strcpy(Config.Cdr, "builtin_cdrcimg");
97         } else {
98                 SetIsoFile(fname);
99                 strcpy(Config.Cdr, "builtin_cdr");
100         }
101 }
102
103 static void set_default_paths(void)
104 {
105 #ifndef NO_FRONTEND
106         snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
107         MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
108         MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
109         strcpy(Config.BiosDir, "bios");
110 #endif
111
112         strcpy(Config.PluginsDir, "plugins");
113         strcpy(Config.Gpu, "builtin_gpu");
114         strcpy(Config.Spu, "builtin_spu");
115         strcpy(Config.Cdr, "builtin_cdr");
116         strcpy(Config.Pad1, "builtin_pad");
117         strcpy(Config.Pad2, "builtin_pad");
118         strcpy(Config.Net, "Disabled");
119 }
120
121 void emu_set_default_config(void)
122 {
123         // try to set sane config on which most games work
124         Config.Xa = Config.Cdda = Config.Sio =
125         Config.icache_emulation = Config.SpuIrq = Config.RCntFix = Config.VSyncWA = 0;
126         Config.PsxAuto = 1;
127
128         pl_rearmed_cbs.thread_rendering = 0;
129
130         pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
131         pl_rearmed_cbs.gpu_neon.enhancement_enable =
132         pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
133         pl_rearmed_cbs.gpu_peops.iUseDither = 0;
134         pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
135         pl_rearmed_cbs.gpu_unai.ilace_force = 0;
136         pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
137         pl_rearmed_cbs.gpu_unai.lighting = 1;
138         pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
139         pl_rearmed_cbs.gpu_unai.blending = 1;
140         pl_rearmed_cbs.gpu_unai.dithering = 0;
141         // old gpu_unai config
142         pl_rearmed_cbs.gpu_unai.abe_hack =
143         pl_rearmed_cbs.gpu_unai.no_light =
144         pl_rearmed_cbs.gpu_unai.no_blend = 0;
145         pl_rearmed_cbs.gpu_unai.scale_hires = 0;
146         memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
147         pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
148         pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
149
150         spu_config.iUseReverb = 1;
151         spu_config.iUseInterpolation = 1;
152         spu_config.iXAPitch = 0;
153         spu_config.iVolume = 768;
154         spu_config.iTempo = 0;
155         spu_config.iUseThread = 1; // no effect if only 1 core is detected
156 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
157         spu_config.iUseReverb = 0;
158         spu_config.iUseInterpolation = 0;
159 #ifndef HAVE_LIBRETRO
160         spu_config.iTempo = 1;
161 #endif
162 #endif
163         new_dynarec_hacks = 0;
164         cycle_multiplier = 200;
165
166         in_type[0] = PSE_PAD_TYPE_STANDARD;
167         in_type[1] = PSE_PAD_TYPE_STANDARD;
168 }
169
170 void do_emu_action(void)
171 {
172         int ret;
173
174         emu_action_old = emu_action;
175
176         switch (emu_action) {
177         case SACTION_LOAD_STATE:
178                 ret = emu_load_state(state_slot);
179                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
180                 break;
181         case SACTION_SAVE_STATE:
182                 ret = emu_save_state(state_slot);
183                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
184                 break;
185 #ifndef NO_FRONTEND
186         case SACTION_ENTER_MENU:
187                 toggle_fast_forward(1);
188                 menu_loop();
189                 return;
190         case SACTION_NEXT_SSLOT:
191                 state_slot++;
192                 if (state_slot > 9)
193                         state_slot = 0;
194                 goto do_state_slot;
195         case SACTION_PREV_SSLOT:
196                 state_slot--;
197                 if (state_slot < 0)
198                         state_slot = 9;
199 do_state_slot:
200                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
201                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
202                 hud_new_msg = 3;
203                 SysPrintf("* %s\n", hud_msg);
204                 break;
205         case SACTION_TOGGLE_FSKIP:
206                 pl_rearmed_cbs.fskip_advice = 0;
207                 pl_rearmed_cbs.frameskip++;
208                 if (pl_rearmed_cbs.frameskip > 1)
209                         pl_rearmed_cbs.frameskip = -1;
210                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
211                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
212                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
213                 plugin_call_rearmed_cbs();
214                 break;
215         case SACTION_SWITCH_DISPMODE:
216                 pl_switch_dispmode();
217                 plugin_call_rearmed_cbs();
218                 if (GPU_open != NULL && GPU_close != NULL) {
219                         GPU_close();
220                         GPU_open(&gpuDisp, "PCSX", NULL);
221                 }
222                 break;
223         case SACTION_FAST_FORWARD:
224                 toggle_fast_forward(0);
225                 plugin_call_rearmed_cbs();
226                 break;
227         case SACTION_TOGGLE_FPS:
228                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
229                     == (OPT_SHOWFPS|OPT_SHOWCPU))
230                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
231                 else if (g_opts & OPT_SHOWFPS)
232                         g_opts |= OPT_SHOWCPU;
233                 else
234                         g_opts |= OPT_SHOWFPS;
235                 break;
236         case SACTION_TOGGLE_FULLSCREEN:
237                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
238                 if (GPU_open != NULL && GPU_close != NULL) {
239                         GPU_close();
240                         GPU_open(&gpuDisp, "PCSX", NULL);
241                 }
242                 break;
243         case SACTION_SCREENSHOT:
244                 {
245                         char buf[MAXPATHLEN];
246                         void *scrbuf;
247                         int w, h, bpp;
248                         time_t t = time(NULL);
249                         struct tm *tb = localtime(&t);
250                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
251                                 tb->tm_min * 100 + tb->tm_sec;
252
253                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
254                         get_gameid_filename(buf, sizeof(buf),
255                                 "screenshots/%.32s-%.9s.%d.png", ti);
256                         ret = -1;
257                         if (scrbuf != 0 && bpp == 16)
258                                 ret = writepng(buf, scrbuf, w, h);
259                         if (ret == 0)
260                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
261                         break;
262                 }
263         case SACTION_VOLUME_UP:
264         case SACTION_VOLUME_DOWN:
265                 {
266                         static int volume;
267                         plat_target_step_volume(&volume,
268                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
269                 }
270                 return;
271         case SACTION_MINIMIZE:
272                 if (GPU_close != NULL)
273                         GPU_close();
274
275                 plat_minimize();
276
277                 if (GPU_open != NULL) {
278                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
279                         if (ret)
280                                 SysMessage("GPU_open returned %d", ret);
281                 }
282                 return;
283 #endif
284         default:
285                 return;
286         }
287
288         hud_new_msg = 3;
289 }
290
291 static char basic_lcase(char c)
292 {
293         if ('A' <= c && c <= 'Z')
294                 return c - 'A' + 'a';
295         return c;
296 }
297
298 static int cdidcmp(const char *id1, const char *id2)
299 {
300         while (*id1 != 0 && *id2 != 0) {
301                 if (*id1 == '_') { id1++; continue; }
302                 if (*id2 == '_') { id2++; continue; }
303                 if (basic_lcase(*id1) != basic_lcase(*id2))
304                         break;
305                 id1++;
306                 id2++;
307         }
308
309         return *id1 - *id2;
310 }
311
312 static void parse_cwcheat(void)
313 {
314         char line[256], buf[256], name[256], *p;
315         int newcheat = 1;
316         u32 a, v;
317         FILE *f;
318
319         f = fopen("cheatpops.db", "r");
320         if (f == NULL)
321                 return;
322
323         /* find the game */
324         while (fgets(line, sizeof(line), f)) {
325                 if (sscanf(line, "_S %63s", buf) != 1)
326                         continue;
327                 if (cdidcmp(buf, CdromId) == 0)
328                         break;
329         }
330
331         if (feof(f))
332                 goto out;
333
334         SysPrintf("cwcheat section found for %s\n", CdromId);
335         while (fgets(line, sizeof(line), f))
336         {
337                 p = line + strlen(line);
338                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
339                         *p = 0;
340                 if (*p == 0 || *p == '#' || *p == ';')
341                         continue;
342
343                 if (strncmp(line, "_S", 2) == 0)
344                         break;
345                 if (strncmp(line, "_G", 2) == 0) {
346                         SysPrintf("  cwcheat game name: '%s'\n", line + 3);
347                         continue;
348                 }
349                 if (strncmp(line, "_C0", 3) == 0) {
350                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
351                                 SysPrintf("cheat '%s' failed to parse\n", name);
352                                 free(Cheats[NumCheats - 1].Descr);
353                                 NumCheats--;
354                         }
355                         snprintf(name, sizeof(name), "%s", line + 4);
356                         newcheat = 1;
357                         continue;
358                 }
359                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
360                         SysPrintf("line failed to parse: '%s'\n", line);
361                         continue;
362                 }
363
364                 if (newcheat) {
365                         if (NumCheats >= NumCheatsAllocated) {
366                                 NumCheatsAllocated += 16;
367                                 Cheats = realloc(Cheats, sizeof(Cheat) *
368                                                 NumCheatsAllocated);
369                                 if (Cheats == NULL)
370                                         break;
371                         }
372                         Cheats[NumCheats].Descr = strdup(name);
373                         Cheats[NumCheats].Enabled = 0;
374                         Cheats[NumCheats].WasEnabled = 0;
375                         Cheats[NumCheats].First = NumCodes;
376                         Cheats[NumCheats].n = 0;
377                         NumCheats++;
378                         newcheat = 0;
379                 }
380
381                 if (NumCodes >= NumCodesAllocated) {
382                         NumCodesAllocated += 16;
383                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
384                                 NumCodesAllocated);
385                         if (CheatCodes == NULL)
386                                 break;
387                 }
388                 CheatCodes[NumCodes].Addr = a;
389                 CheatCodes[NumCodes].Val = v;
390                 NumCodes++;
391                 Cheats[NumCheats - 1].n++;
392         }
393
394 out:
395         fclose(f);
396 }
397
398 void emu_on_new_cd(int show_hud_msg)
399 {
400         ClearAllCheats();
401         parse_cwcheat();
402
403         if (Config.HLE) {
404                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
405                 SysPrintf("----------------------------------------------------------\n");
406         }
407
408         if (show_hud_msg) {
409                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
410                 hud_new_msg = 3;
411         }
412 }
413
414 int emu_core_preinit(void)
415 {
416         // what is the name of the config file?
417         // it may be redefined by -cfg on the command line
418         strcpy(cfgfile_basename, "pcsx.cfg");
419
420 #ifdef IOS
421         emuLog = fopen("/User/Documents/pcsxr.log", "w");
422         if (emuLog == NULL)
423                 emuLog = fopen("pcsxr.log", "w");
424         if (emuLog == NULL)
425 #endif
426         emuLog = stdout;
427
428         SetIsoFile(NULL);
429
430         memset(&Config, 0, sizeof(Config));
431
432         set_default_paths();
433         emu_set_default_config();
434         strcpy(Config.Bios, "HLE");
435
436         return 0;
437 }
438
439 int emu_core_init(void)
440 {
441         SysPrintf("Starting PCSX-ReARMed " REV "\n");
442
443 #ifndef NO_FRONTEND
444         check_profile();
445         check_memcards();
446 #endif
447
448         if (EmuInit() == -1) {
449                 SysPrintf("PSX emulator couldn't be initialized.\n");
450                 return -1;
451         }
452
453         LoadMcds(Config.Mcd1, Config.Mcd2);
454
455         if (Config.Debug) {
456                 StartDebugger();
457         }
458
459         return 0;
460 }
461
462 void emu_core_ask_exit(void)
463 {
464         stop = 1;
465         g_emu_want_quit = 1;
466 }
467
468 #ifndef NO_FRONTEND
469
470 #include <sys/stat.h>
471 #include <sys/types.h>
472
473 static void create_profile_dir(const char *directory) {
474         char path[MAXPATHLEN];
475
476         MAKE_PATH(path, directory, NULL);
477         mkdir(path, S_IRWXU | S_IRWXG);
478 }
479
480 static void check_profile(void) {
481         // make sure that ~/.pcsx exists
482         create_profile_dir(PCSX_DOT_DIR);
483
484         create_profile_dir(BIOS_DIR);
485         create_profile_dir(MEMCARD_DIR);
486         create_profile_dir(STATES_DIR);
487         create_profile_dir(PLUGINS_DIR);
488         create_profile_dir(PLUGINS_CFG_DIR);
489         create_profile_dir(CHEATS_DIR);
490         create_profile_dir(PATCHES_DIR);
491         create_profile_dir(PCSX_DOT_DIR "cfg");
492         create_profile_dir("/screenshots/");
493 }
494
495 static void check_memcards(void)
496 {
497         char buf[MAXPATHLEN];
498         FILE *f;
499         int i;
500
501         for (i = 1; i <= 9; i++) {
502                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
503
504                 f = fopen(buf, "rb");
505                 if (f == NULL) {
506                         SysPrintf("Creating memcard: %s\n", buf);
507                         CreateMcd(buf);
508                 }
509                 else
510                         fclose(f);
511         }
512 }
513
514 int main(int argc, char *argv[])
515 {
516         char file[MAXPATHLEN] = "";
517         char path[MAXPATHLEN];
518         const char *cdfile = NULL;
519         const char *loadst_f = NULL;
520         int psxout = 0;
521         int loadst = 0;
522         int i;
523
524         emu_core_preinit();
525
526         // read command line options
527         for (i = 1; i < argc; i++) {
528                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
529                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
530                 else if (!strcmp(argv[i], "-cfg")) {
531                         if (i+1 >= argc) break;
532                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
533                         SysPrintf("Using config file %s.\n", cfgfile_basename);
534                 }
535                 else if (!strcmp(argv[i], "-cdfile")) {
536                         char isofilename[MAXPATHLEN];
537
538                         if (i+1 >= argc) break;
539                         strncpy(isofilename, argv[++i], MAXPATHLEN);
540                         if (isofilename[0] != '/') {
541                                 getcwd(path, MAXPATHLEN);
542                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
543                                         strcat(path, "/");
544                                         strcat(path, isofilename);
545                                         strcpy(isofilename, path);
546                                 } else
547                                         isofilename[0] = 0;
548                         }
549
550                         cdfile = isofilename;
551                 }
552                 else if (!strcmp(argv[i], "-loadf")) {
553                         if (i+1 >= argc) break;
554                         loadst_f = argv[++i];
555                 }
556                 else if (!strcmp(argv[i], "-h") ||
557                          !strcmp(argv[i], "-help") ||
558                          !strcmp(argv[i], "--help")) {
559                          printf("PCSX-ReARMed " REV "\n");
560                          printf("%s\n", _(
561                                                         " pcsx [options] [file]\n"
562                                                         "\toptions:\n"
563                                                         "\t-cdfile FILE\tRuns a CD image file\n"
564                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
565                                                         "\t-psxout\t\tEnable PSX output\n"
566                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
567                                                         "\t-h -help\tDisplay this message\n"
568                                                         "\tfile\t\tLoads a PSX EXE file\n"));
569                          return 0;
570                 } else {
571                         strncpy(file, argv[i], MAXPATHLEN);
572                         if (file[0] != '/') {
573                                 getcwd(path, MAXPATHLEN);
574                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
575                                         strcat(path, "/");
576                                         strcat(path, file);
577                                         strcpy(file, path);
578                                 } else
579                                         file[0] = 0;
580                         }
581                 }
582         }
583
584         if (cdfile)
585                 set_cd_image(cdfile);
586
587         // frontend stuff
588         // init input but leave probing to platform code,
589         // they add input drivers and may need to modify them after probe
590         in_init();
591         pl_init();
592         plat_init();
593         menu_init(); // loads config
594
595         if (emu_core_init() != 0)
596                 return 1;
597
598         if (psxout)
599                 Config.PsxOut = 1;
600
601         if (LoadPlugins() == -1) {
602                 // FIXME: this recovery doesn't work, just delete bad config and bail out
603                 // SysMessage("could not load plugins, retrying with defaults\n");
604                 set_default_paths();
605                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
606                 remove(path);
607                 SysMessage("Failed loading plugins!");
608                 return 1;
609         }
610         pcnt_hook_plugins();
611
612         if (OpenPlugins() == -1) {
613                 return 1;
614         }
615         plugin_call_rearmed_cbs();
616
617         CheckCdrom();
618         SysReset();
619
620         if (file[0] != '\0') {
621                 if (Load(file) != -1)
622                         ready_to_go = 1;
623         } else {
624                 if (cdfile) {
625                         if (LoadCdrom() == -1) {
626                                 ClosePlugins();
627                                 SysPrintf(_("Could not load CD-ROM!\n"));
628                                 return -1;
629                         }
630                         emu_on_new_cd(!loadst);
631                         ready_to_go = 1;
632                 }
633         }
634
635         if (loadst_f) {
636                 int ret = LoadState(loadst_f);
637                 SysPrintf("%s state file: %s\n",
638                         ret ? "failed to load" : "loaded", loadst_f);
639                 ready_to_go |= ret == 0;
640         }
641
642         if (ready_to_go) {
643                 menu_prepare_emu();
644
645                 // If a state has been specified, then load that
646                 if (loadst) {
647                         int ret = emu_load_state(loadst - 1);
648                         SysPrintf("%s state %d\n",
649                                 ret ? "failed to load" : "loaded", loadst);
650                 }
651         }
652         else
653                 menu_loop();
654
655         pl_start_watchdog();
656
657         while (!g_emu_want_quit)
658         {
659                 stop = 0;
660                 emu_action = SACTION_NONE;
661
662                 psxCpu->Execute();
663                 if (emu_action != SACTION_NONE)
664                         do_emu_action();
665         }
666
667         printf("Exit..\n");
668         ClosePlugins();
669         SysClose();
670         menu_finish();
671         plat_finish();
672
673         return 0;
674 }
675
676 static void toggle_fast_forward(int force_off)
677 {
678         static int fast_forward;
679         static int normal_g_opts;
680         static int normal_frameskip;
681         static int normal_enhancement_enable;
682
683         if (force_off && !fast_forward)
684                 return;
685
686         fast_forward = !fast_forward;
687         if (fast_forward) {
688                 normal_g_opts = g_opts;
689                 normal_frameskip = pl_rearmed_cbs.frameskip;
690                 normal_enhancement_enable =
691                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
692
693                 g_opts |= OPT_NO_FRAMELIM;
694                 pl_rearmed_cbs.frameskip = 3;
695                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
696         } else {
697                 g_opts = normal_g_opts;
698                 pl_rearmed_cbs.frameskip = normal_frameskip;
699                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
700                         normal_enhancement_enable;
701
702                 pl_timing_prepare(Config.PsxType);
703         }
704
705         if (!force_off)
706                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
707                         fast_forward ? "ON" : "OFF");
708 }
709
710 static void SignalExit(int sig) {
711         // only to restore framebuffer/resolution on some devices
712         plat_finish();
713         exit(1);
714 }
715 #endif
716
717 void SysRunGui() {
718         printf("SysRunGui\n");
719 }
720
721 static void CALLBACK dummy_lace()
722 {
723 }
724
725 void SysReset() {
726         // rearmed hack: EmuReset() runs some code when real BIOS is used,
727         // but we usually do reset from menu while GPU is not open yet,
728         // so we need to prevent updateLace() call..
729         void *real_lace = GPU_updateLace;
730         GPU_updateLace = dummy_lace;
731         g_emu_resetting = 1;
732
733         // reset can run code, timing must be set
734         pl_timing_prepare(Config.PsxType);
735
736    // hmh core forgets this
737         CDR_stop();
738    
739         EmuReset();
740
741         GPU_updateLace = real_lace;
742         g_emu_resetting = 0;
743 }
744
745 void SysClose() {
746         EmuShutdown();
747         ReleasePlugins();
748
749         StopDebugger();
750
751         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
752                 fclose(emuLog);
753                 emuLog = NULL;
754         }
755 }
756
757 void SysUpdate() {
758 }
759
760 int get_state_filename(char *buf, int size, int i) {
761         return get_gameid_filename(buf, size,
762                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
763 }
764
765 int emu_check_state(int slot)
766 {
767         char fname[MAXPATHLEN];
768         int ret;
769
770         ret = get_state_filename(fname, sizeof(fname), slot);
771         if (ret != 0)
772                 return ret;
773
774         return CheckState(fname);
775 }
776
777 int emu_save_state(int slot)
778 {
779         char fname[MAXPATHLEN];
780         int ret;
781
782         ret = get_state_filename(fname, sizeof(fname), slot);
783         if (ret != 0)
784                 return ret;
785
786         ret = SaveState(fname);
787 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
788         sync();
789 #endif
790         SysPrintf("* %s \"%s\" [%d]\n",
791                 ret == 0 ? "saved" : "failed to save", fname, slot);
792         return ret;
793 }
794
795 int emu_load_state(int slot)
796 {
797         char fname[MAXPATHLEN];
798         int ret;
799
800         hud_msg[0] = 0;
801
802         ret = get_state_filename(fname, sizeof(fname), slot);
803         if (ret != 0)
804                 return ret;
805
806         return LoadState(fname);
807 }
808
809 #ifndef HAVE_LIBRETRO
810 #ifndef ANDROID
811
812 void SysPrintf(const char *fmt, ...) {
813         va_list list;
814
815         va_start(list, fmt);
816         vfprintf(emuLog, fmt, list);
817         va_end(list);
818         fflush(emuLog);
819 }
820
821 #else
822
823 #include <android/log.h>
824
825 void SysPrintf(const char *fmt, ...) {
826         va_list list;
827
828         va_start(list, fmt);
829         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
830         va_end(list);
831 }
832
833 #endif
834 #endif /* HAVE_LIBRETRO */
835
836 void SysMessage(const char *fmt, ...) {
837         va_list list;
838         char msg[512];
839         int ret;
840
841         va_start(list, fmt);
842         ret = vsnprintf(msg, sizeof(msg), fmt, list);
843         va_end(list);
844
845         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
846                 msg[ret - 1] = 0;
847
848         SysPrintf("%s\n", msg);
849 }
850
851 #define PARSEPATH(dst, src) \
852         ptr = src + strlen(src); \
853         while (*ptr != '\\' && ptr != src) ptr--; \
854         if (ptr != src) { \
855                 strcpy(dst, ptr+1); \
856         }
857
858 static int _OpenPlugins(void) {
859         int ret;
860
861 #ifndef NO_FRONTEND
862         signal(SIGINT, SignalExit);
863         signal(SIGPIPE, SignalExit);
864 #endif
865
866         GPU_clearDynarec(clearDynarec);
867
868         ret = CDR_open();
869         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
870         ret = SPU_open();
871         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
872         SPU_registerCallback(SPUirq);
873         SPU_registerScheduleCb(SPUschedule);
874         // pcsx-rearmed: we handle gpu elsewhere
875         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
876         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
877         ret = PAD1_open(&gpuDisp);
878         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
879         ret = PAD2_open(&gpuDisp);
880         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
881
882         if (Config.UseNet && !NetOpened) {
883                 netInfo info;
884                 char path[MAXPATHLEN * 2];
885                 char dotdir[MAXPATHLEN];
886
887                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
888
889                 strcpy(info.EmuName, "PCSX");
890                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
891                 memcpy(info.CdromLabel, CdromLabel, 9);
892                 info.CdromLabel[9] = '\0';
893                 info.psxMem = psxM;
894                 info.GPU_showScreenPic = GPU_showScreenPic;
895                 info.GPU_displayText = GPU_displayText;
896                 info.GPU_showScreenPic = GPU_showScreenPic;
897                 info.PAD_setSensitive = PAD1_setSensitive;
898                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
899                 strcpy(info.BIOSpath, path);
900                 strcpy(info.MCD1path, Config.Mcd1);
901                 strcpy(info.MCD2path, Config.Mcd2);
902                 sprintf(path, "%s%s", dotdir, Config.Gpu);
903                 strcpy(info.GPUpath, path);
904                 sprintf(path, "%s%s", dotdir, Config.Spu);
905                 strcpy(info.SPUpath, path);
906                 sprintf(path, "%s%s", dotdir, Config.Cdr);
907                 strcpy(info.CDRpath, path);
908                 NET_setInfo(&info);
909
910                 ret = NET_open(&gpuDisp);
911                 if (ret < 0) {
912                         if (ret == -2) {
913                                 // -2 is returned when something in the info
914                                 // changed and needs to be synced
915                                 char *ptr;
916
917                                 PARSEPATH(Config.Bios, info.BIOSpath);
918                                 PARSEPATH(Config.Gpu,  info.GPUpath);
919                                 PARSEPATH(Config.Spu,  info.SPUpath);
920                                 PARSEPATH(Config.Cdr,  info.CDRpath);
921
922                                 strcpy(Config.Mcd1, info.MCD1path);
923                                 strcpy(Config.Mcd2, info.MCD2path);
924                                 return -2;
925                         } else {
926                                 Config.UseNet = FALSE;
927                         }
928                 } else {
929                         if (NET_queryPlayer() == 1) {
930                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
931                         } else {
932                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
933                         }
934                 }
935                 NetOpened = TRUE;
936         } else if (Config.UseNet) {
937                 NET_resume();
938         }
939
940         return 0;
941 }
942
943 int OpenPlugins() {
944         int ret;
945
946         while ((ret = _OpenPlugins()) == -2) {
947                 ReleasePlugins();
948                 LoadMcds(Config.Mcd1, Config.Mcd2);
949                 if (LoadPlugins() == -1) return -1;
950         }
951         return ret;
952 }
953
954 void ClosePlugins() {
955         int ret;
956
957 #ifndef NO_FRONTEND
958         signal(SIGINT, SIG_DFL);
959         signal(SIGPIPE, SIG_DFL);
960 #endif
961
962         ret = CDR_close();
963         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
964         ret = SPU_close();
965         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
966         ret = PAD1_close();
967         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
968         ret = PAD2_close();
969         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
970         // pcsx-rearmed: we handle gpu elsewhere
971         //ret = GPU_close();
972         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
973
974         if (Config.UseNet) {
975                 NET_pause();
976         }
977 }
978
979 /* we hook statically linked plugins here */
980 static const char *builtin_plugins[] = {
981         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
982         "builtin_cdrcimg",
983 };
984
985 static const int builtin_plugin_ids[] = {
986         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
987         PLUGIN_CDRCIMG,
988 };
989
990 void *SysLoadLibrary(const char *lib) {
991         const char *tmp = strrchr(lib, '/');
992         void *ret = NULL;
993         int i;
994
995         SysPrintf("plugin: %s\n", lib);
996
997         if (tmp != NULL) {
998                 tmp++;
999                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
1000                         if (strcmp(tmp, builtin_plugins[i]) == 0)
1001                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1002         }
1003
1004 #if !defined(_WIN32) && !defined(NO_DYLIB)
1005         ret = dlopen(lib, RTLD_NOW);
1006         if (ret == NULL)
1007                 SysMessage("dlopen: %s", dlerror());
1008 #else
1009         /* no external plugin support, abi is no longer
1010          * compatible with psemu/pcsx anyway */
1011 #endif
1012         return ret;
1013 }
1014
1015 void *SysLoadSym(void *lib, const char *sym) {
1016         unsigned int plugid = (unsigned int)(long)lib;
1017
1018         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1019                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1020
1021 #if !defined(_WIN32) && !defined(NO_DYLIB)
1022         return dlsym(lib, sym);
1023 #else
1024         return NULL;
1025 #endif
1026 }
1027
1028 const char *SysLibError() {
1029 #if defined(NO_DYLIB)
1030    return NULL;
1031 #elif !defined(_WIN32)
1032         return dlerror();
1033 #else
1034         return "not supported";
1035 #endif
1036 }
1037
1038 void SysCloseLibrary(void *lib) {
1039         unsigned int plugid = (unsigned int)(long)lib;
1040
1041         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1042                 return;
1043
1044 #if !defined(_WIN32) && !defined(NO_DYLIB)
1045         dlclose(lib);
1046 #endif
1047 }