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