cdrom-async: Fix subchannel read with hardware CD-ROM
[pcsx_rearmed.git] / frontend / main.c
... / ...
CommitLineData
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#ifdef HAVE_RTHREADS
18#include "../frontend/libretro-rthreads.h"
19#endif
20
21#include "main.h"
22#include "plugin.h"
23#include "plugin_lib.h"
24#include "pcnt.h"
25#include "menu.h"
26#include "plat.h"
27#include "../libpcsxcore/misc.h"
28#include "../libpcsxcore/cheat.h"
29#include "../libpcsxcore/sio.h"
30#include "../libpcsxcore/database.h"
31#include "../libpcsxcore/cdrom-async.h"
32#include "../libpcsxcore/new_dynarec/new_dynarec.h"
33#include "../plugins/cdrcimg/cdrcimg.h"
34#include "../plugins/dfsound/spu_config.h"
35#include "arm_features.h"
36#include "revision.h"
37
38#if defined(__EMSCRIPTEN__)
39#define DO_CPU_CHECKS 0
40#elif defined(__has_builtin)
41#define DO_CPU_CHECKS __has_builtin(__builtin_cpu_init)
42#elif defined(__x86_64__) || defined(__i386__)
43#define DO_CPU_CHECKS 1
44#else
45#define DO_CPU_CHECKS 0
46#endif
47
48#ifndef NO_FRONTEND
49#include <sys/stat.h>
50#include "libpicofe/input.h"
51#include "libpicofe/plat.h"
52#include "libpicofe/readpng.h"
53
54static void toggle_fast_forward(int force_off);
55static void check_profile(void);
56static void check_memcards(void);
57static int get_gameid_filename(char *buf, int size, const char *fmt, int i);
58static const char *get_home_dir(void);
59#define MAKE_PATH(buf, dir, fname) \
60 emu_make_path(buf, sizeof(buf), dir, fname)
61
62#endif
63#ifndef BOOT_MSG
64#define BOOT_MSG "Booting up..."
65#endif
66
67// don't include debug.h - it breaks ARM build (R1 redefined)
68static void StartDebugger() {}
69static void StopDebugger() {}
70
71int ready_to_go, g_emu_want_quit, g_emu_resetting;
72unsigned long gpuDisp;
73char cfgfile_basename[MAXPATHLEN];
74int state_slot;
75enum sched_action emu_action, emu_action_old;
76char hud_msg[64];
77int hud_new_msg;
78
79void set_cd_image(const char *fname)
80{
81 SetIsoFile(fname);
82}
83
84static void set_default_paths(void)
85{
86#ifndef NO_FRONTEND
87 const char *home = get_home_dir();
88 struct stat st;
89 MAKE_PATH(Config.PatchesDir, PATCHES_DIR, NULL);
90 MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
91 MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
92 MAKE_PATH(Config.BiosDir, BIOS_DIR, NULL);
93
94 emu_make_data_path(Config.PluginsDir, "plugins", sizeof(Config.PluginsDir));
95
96 // prefer bios in working dir for compatibility
97 if (!strcmp(home, ".") && !stat("bios", &st))
98 strcpy(Config.BiosDir, "bios");
99
100 SysPrintf("dirs: profile=%s" PCSX_DOT_DIR ", bios=%s, plugins=%s\n",
101 home, Config.BiosDir, Config.PluginsDir);
102#endif
103
104 strcpy(Config.Gpu, "builtin_gpu");
105 strcpy(Config.Spu, "builtin_spu");
106}
107
108void emu_set_default_config(void)
109{
110 // try to set sane config on which most games work
111 Config.Xa = Config.Cdda = 0;
112 Config.icache_emulation = 0;
113 Config.PsxAuto = 1;
114 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
115 Config.GpuListWalking = -1;
116 Config.FractionalFramerate = -1;
117
118 pl_rearmed_cbs.dithering = 1;
119 pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
120 pl_rearmed_cbs.gpu_neon.enhancement_enable =
121 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
122 pl_rearmed_cbs.gpu_neon.enhancement_tex_adj = 1;
123 pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
124 pl_rearmed_cbs.gpu_unai.old_renderer = 0;
125 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
126 pl_rearmed_cbs.gpu_unai.lighting = 1;
127 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
128 pl_rearmed_cbs.gpu_unai.blending = 1;
129 memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
130 pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
131 pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
132
133 spu_config.iUseReverb = 1;
134 spu_config.iUseInterpolation = 1;
135 spu_config.iXAPitch = 0;
136 spu_config.iVolume = 768;
137 spu_config.iTempo = 0;
138 // may cause issues, no effect if only 1 core is detected
139 spu_config.iUseThread = 0;
140#if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
141 spu_config.iUseReverb = 0;
142 spu_config.iUseInterpolation = 0;
143#ifndef HAVE_LIBRETRO
144 spu_config.iTempo = 1;
145#endif
146#endif
147#if defined(MIYOO)
148 pl_rearmed_cbs.dithering = 0;
149 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
150 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
151#endif
152 ndrc_g.hacks = 0;
153
154 in_type[0] = PSE_PAD_TYPE_STANDARD;
155 in_type[1] = PSE_PAD_TYPE_STANDARD;
156}
157
158#ifndef NO_FRONTEND
159
160void do_emu_action(void)
161{
162 int ret;
163
164 emu_action_old = emu_action;
165
166 switch (emu_action) {
167 case SACTION_LOAD_STATE:
168 ret = emu_load_state(state_slot);
169 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
170 break;
171 case SACTION_SAVE_STATE:
172 ret = emu_save_state(state_slot);
173 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
174 break;
175 case SACTION_ENTER_MENU:
176 toggle_fast_forward(1);
177 menu_loop();
178 return;
179 case SACTION_NEXT_SSLOT:
180 state_slot++;
181 if (state_slot > 9)
182 state_slot = 0;
183 goto do_state_slot;
184 case SACTION_PREV_SSLOT:
185 state_slot--;
186 if (state_slot < 0)
187 state_slot = 9;
188do_state_slot:
189 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
190 emu_check_state(state_slot) == 0 ? "USED" : "FREE");
191 hud_new_msg = 3;
192 SysPrintf("* %s\n", hud_msg);
193 break;
194 case SACTION_TOGGLE_FSKIP:
195 pl_rearmed_cbs.fskip_advice = 0;
196 pl_rearmed_cbs.frameskip++;
197 if (pl_rearmed_cbs.frameskip > 1)
198 pl_rearmed_cbs.frameskip = -1;
199 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
200 pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
201 pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
202 plugin_call_rearmed_cbs();
203 break;
204 case SACTION_SWITCH_DISPMODE:
205 pl_switch_dispmode();
206 plugin_call_rearmed_cbs();
207 if (GPU_open != NULL && GPU_close != NULL) {
208 GPU_close();
209 GPU_open(&gpuDisp, "PCSX", NULL);
210 }
211 break;
212 case SACTION_FAST_FORWARD:
213 toggle_fast_forward(0);
214 plugin_call_rearmed_cbs();
215 break;
216 case SACTION_TOGGLE_FPS:
217 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
218 == (OPT_SHOWFPS|OPT_SHOWCPU))
219 g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
220 else if (g_opts & OPT_SHOWFPS)
221 g_opts |= OPT_SHOWCPU;
222 else
223 g_opts |= OPT_SHOWFPS;
224 break;
225 case SACTION_TOGGLE_FULLSCREEN:
226 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
227 if (GPU_open != NULL && GPU_close != NULL) {
228 GPU_close();
229 GPU_open(&gpuDisp, "PCSX", NULL);
230 }
231 break;
232 case SACTION_SCREENSHOT:
233 {
234 char buf[MAXPATHLEN];
235 void *scrbuf;
236 int w, h, bpp;
237 time_t t = time(NULL);
238 struct tm *tb = localtime(&t);
239 int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
240 tb->tm_min * 100 + tb->tm_sec;
241
242 scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
243 get_gameid_filename(buf, sizeof(buf),
244 "%s" SCREENSHOTS_DIR "%.32s-%.9s.%d.png", ti);
245 ret = -2;
246 if (scrbuf != 0 && bpp == 16)
247 ret = writepng(buf, scrbuf, w, h);
248 if (ret == 0)
249 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
250 else
251 SysPrintf("writepng %s: %d\n", buf, ret);
252 break;
253 }
254 case SACTION_VOLUME_UP:
255 case SACTION_VOLUME_DOWN:
256 {
257 static int volume;
258 plat_target_step_volume(&volume,
259 emu_action == SACTION_VOLUME_UP ? 1 : -1);
260 }
261 return;
262 case SACTION_MINIMIZE:
263 if (GPU_close != NULL)
264 GPU_close();
265
266 plat_minimize();
267
268 if (GPU_open != NULL) {
269 ret = GPU_open(&gpuDisp, "PCSX", NULL);
270 if (ret)
271 SysMessage("GPU_open returned %d", ret);
272 }
273 return;
274 case SACTION_ANALOG_TOGGLE:
275 ret = padToggleAnalog(0);
276 snprintf(hud_msg, sizeof(hud_msg), "ANALOG %s", ret ? "ON" : "OFF");
277 break;
278 default:
279 return;
280 }
281
282 hud_new_msg = 3;
283}
284
285#endif
286
287static char basic_lcase(char c)
288{
289 if ('A' <= c && c <= 'Z')
290 return c - 'A' + 'a';
291 return c;
292}
293
294static 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
308static void parse_cwcheat(void)
309{
310 char line[256], buf[256], name[256], *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
390out:
391 fclose(f);
392}
393
394void 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 if (Config.TurboCD)
404 SysPrintf("note: TurboCD is enabled, this breaks games\n");
405
406 if (show_hud_msg) {
407 if (check_unsatisfied_libcrypt())
408 snprintf(hud_msg, sizeof(hud_msg),
409 "LibCrypt protected game with missing SBI detected");
410 else
411 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
412 hud_new_msg = 3;
413 }
414}
415
416static void log_wrong_cpu(void)
417{
418#if DO_CPU_CHECKS
419 __builtin_cpu_init();
420 #define CHECK_CPU(name) if (!__builtin_cpu_supports(name)) \
421 SysPrintf("ERROR: compiled for " name ", which is unsupported by the CPU\n")
422#ifdef __SSE2__
423 CHECK_CPU("sse2");
424#endif
425#ifdef __SSSE3__
426 CHECK_CPU("ssse3");
427#endif
428#ifdef __SSE4_1__
429 CHECK_CPU("sse4.1");
430#endif
431#endif // DO_CPU_CHECKS
432}
433
434int emu_core_preinit(void)
435{
436 // what is the name of the config file?
437 // it may be redefined by -cfg on the command line
438 strcpy(cfgfile_basename, "pcsx.cfg");
439
440#ifdef IOS
441 emuLog = fopen("/User/Documents/pcsxr.log", "w");
442 if (emuLog == NULL)
443 emuLog = fopen("pcsxr.log", "w");
444 if (emuLog == NULL)
445#endif
446 emuLog = stdout;
447
448 log_wrong_cpu();
449
450 SetIsoFile(NULL);
451
452 memset(&Config, 0, sizeof(Config));
453
454 set_default_paths();
455 emu_set_default_config();
456 strcpy(Config.Bios, "HLE");
457
458 return 0;
459}
460
461int emu_core_init(void)
462{
463 SysPrintf("Starting PCSX-ReARMed " REV " (%s)\n", get_build_info());
464 SysPrintf("build time: " __DATE__ " " __TIME__ "\n");
465
466#if defined(__arm__) && defined(__ARM_FP)
467 // RunFast mode
468 u32 fpscr = ~0;
469 __asm__ volatile("vmrs %0, fpscr" : "=r"(fpscr));
470 SysPrintf("old fpscr = %08x\n", fpscr);
471 fpscr &= ~0x00009f9f;
472 fpscr |= 0x03000000; // DN | FZ
473 __asm__ volatile("vmsr fpscr, %0" :: "r"(fpscr));
474#endif
475
476#ifdef HAVE_RTHREADS
477 pcsxr_sthread_init();
478#endif
479#ifndef NO_FRONTEND
480 check_profile();
481 check_memcards();
482#endif
483
484 if (EmuInit() == -1) {
485 SysPrintf("PSX emulator couldn't be initialized.\n");
486 return -1;
487 }
488
489 LoadMcds(Config.Mcd1, Config.Mcd2);
490
491 if (Config.Debug) {
492 StartDebugger();
493 }
494
495 return 0;
496}
497
498void emu_core_ask_exit(void)
499{
500 psxRegs.stop++;
501 g_emu_want_quit = 1;
502}
503
504#ifndef NO_FRONTEND
505
506#include <sys/stat.h>
507#include <sys/types.h>
508
509static const char *get_home_dir(void)
510{
511#if defined(PANDORA) || !defined(__unix__) || defined(MIYOO)
512 return ".";
513#else
514 static const char *home = NULL;
515 struct stat st;
516 if (home)
517 return home;
518 // for compatibility with older versions, look for .pcsx in the working dir
519 if (stat(PCSX_DOT_DIR + 1, &st) != 0)
520 home = getenv("HOME");
521 if (home == NULL)
522 home = ".";
523 return home;
524#endif
525}
526
527void emu_make_path(char *buf, size_t size, const char *dir, const char *fname)
528{
529 const char *home = get_home_dir();
530 if (fname)
531 snprintf(buf, size, "%s%s%s", home, dir, fname);
532 else
533 snprintf(buf, size, "%s%s", home, dir);
534}
535
536void emu_make_data_path(char *buff, const char *end, int size)
537{
538 int pos, end_len;
539
540 end_len = strlen(end);
541 pos = plat_get_root_dir(buff, size);
542 strncpy(buff + pos, end, size - pos);
543 buff[size - 1] = 0;
544 if (pos + end_len > size - 1)
545 printf("Warning: path truncated: %s\n", buff);
546}
547
548static void create_profile_dir(const char *directory) {
549 char path[MAXPATHLEN];
550
551 MAKE_PATH(path, directory, NULL);
552 mkdir(path, S_IRWXU | S_IRWXG);
553}
554
555static void check_profile(void) {
556 // make sure that ~/.pcsx exists
557 create_profile_dir(PCSX_DOT_DIR);
558
559 create_profile_dir(BIOS_DIR);
560 create_profile_dir(MEMCARD_DIR);
561 create_profile_dir(STATES_DIR);
562 create_profile_dir(CHEATS_DIR);
563 create_profile_dir(PATCHES_DIR);
564 create_profile_dir(CFG_DIR);
565 create_profile_dir(SCREENSHOTS_DIR);
566}
567
568static void check_memcards(void)
569{
570 char buf[MAXPATHLEN];
571 FILE *f;
572 int i;
573
574 for (i = 1; i <= 9; i++) {
575 snprintf(buf, sizeof(buf), "%s%scard%d.mcd",
576 get_home_dir(), MEMCARD_DIR, i);
577
578 f = fopen(buf, "rb");
579 if (f == NULL) {
580 SysPrintf("Creating memcard: %s\n", buf);
581 CreateMcd(buf);
582 }
583 else
584 fclose(f);
585 }
586}
587
588int main(int argc, char *argv[])
589{
590 char file[MAXPATHLEN] = "";
591 char path[MAXPATHLEN];
592 char isofilename[MAXPATHLEN];
593 const char *cdfile = NULL;
594 const char *loadst_f = NULL;
595 int psxout = 0;
596 int loadst = 0;
597 int i;
598
599 emu_core_preinit();
600
601 // read command line options
602 for (i = 1; i < argc; i++) {
603 if (!strcmp(argv[i], "-psxout")) psxout = 1;
604 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
605 else if (!strcmp(argv[i], "-cfg")) {
606 if (i+1 >= argc) break;
607 strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100); /* TODO buffer overruns */
608 SysPrintf("Using config file %s.\n", cfgfile_basename);
609 }
610 else if (!strcmp(argv[i], "-cdfile")) {
611 if (i+1 >= argc) break;
612 strncpy(isofilename, argv[++i], MAXPATHLEN);
613 if (isofilename[0] != '/') {
614 getcwd(path, MAXPATHLEN);
615 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
616 strcat(path, "/");
617 strcat(path, isofilename);
618 strcpy(isofilename, path);
619 } else
620 isofilename[0] = 0;
621 }
622
623 cdfile = isofilename;
624 }
625 else if (!strcmp(argv[i], "-loadf")) {
626 if (i+1 >= argc) break;
627 loadst_f = argv[++i];
628 }
629 else if (!strcmp(argv[i], "-h") ||
630 !strcmp(argv[i], "-help") ||
631 !strcmp(argv[i], "--help")) {
632 printf("PCSX-ReARMed " REV "\n");
633 printf("%s\n", _(
634 " pcsx [options] [file]\n"
635 "\toptions:\n"
636 "\t-cdfile FILE\tRuns a CD image file\n"
637 "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
638 "\t-psxout\t\tEnable PSX output\n"
639 "\t-load STATENUM\tLoads savestate STATENUM (1-9)\n"
640 "\t-loadf FILE\tLoads savestate from FILE\n"
641 "\t-h -help\tDisplay this message\n"
642 "\tfile\t\tLoads a PSX EXE file\n"));
643 return 0;
644 } else {
645 strncpy(file, argv[i], MAXPATHLEN);
646 if (file[0] != '/') {
647 getcwd(path, MAXPATHLEN);
648 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
649 strcat(path, "/");
650 strcat(path, file);
651 strcpy(file, path);
652 } else
653 file[0] = 0;
654 }
655 }
656 }
657
658 if (cdfile)
659 set_cd_image(cdfile);
660
661 // frontend stuff
662 // init input but leave probing to platform code,
663 // they add input drivers and may need to modify them after probe
664 in_init();
665 pl_init();
666 plat_init();
667 menu_init(); // loads config
668
669 if (emu_core_init() != 0)
670 return 1;
671
672 if (psxout)
673 Config.PsxOut = 1;
674
675 if (LoadPlugins() == -1) {
676 // FIXME: this recovery doesn't work, just delete bad config and bail out
677 // SysMessage("could not load plugins, retrying with defaults\n");
678 set_default_paths();
679 snprintf(path, sizeof(path), "%s" PCSX_DOT_DIR "%s",
680 get_home_dir(), cfgfile_basename);
681 remove(path);
682 SysMessage("Failed loading plugins!");
683 return 1;
684 }
685 pcnt_hook_plugins();
686
687 if (OpenPlugins() == -1) {
688 return 1;
689 }
690
691 CheckCdrom();
692 plugin_call_rearmed_cbs();
693 SysReset();
694
695 if (file[0] != '\0') {
696 if (Load(file) != -1)
697 ready_to_go = 1;
698 } else {
699 if (cdfile)
700 ready_to_go = menu_load_cd_image(cdfile) == 0;
701 }
702
703 if (loadst_f) {
704 int ret = LoadState(loadst_f);
705 SysPrintf("%s state file: %s\n",
706 ret ? "failed to load" : "loaded", loadst_f);
707 ready_to_go |= ret == 0;
708 }
709
710 if (ready_to_go) {
711 menu_prepare_emu();
712
713 // If a state slot has been specified, then load that
714 if (cdfile && loadst) {
715 int ret = emu_load_state(loadst - 1);
716 SysPrintf("%s state slot %d\n",
717 ret ? "failed to load" : "loaded", loadst);
718 }
719 }
720 else
721 menu_loop();
722
723#ifndef LIGHTREC_DEBUG
724 pl_start_watchdog();
725#endif
726
727 while (!g_emu_want_quit)
728 {
729 psxRegs.stop = 0;
730 emu_action = SACTION_NONE;
731
732 psxCpu->Execute(&psxRegs);
733 if (emu_action != SACTION_NONE)
734 do_emu_action();
735 }
736
737 printf("Exit..\n");
738 ClosePlugins();
739 SysClose();
740 menu_finish();
741 plat_finish();
742
743 return 0;
744}
745
746static void toggle_fast_forward(int force_off)
747{
748 static int fast_forward;
749 static int normal_g_opts;
750 static int normal_enhancement_enable;
751 //static int normal_frameskip;
752
753 if (force_off && !fast_forward)
754 return;
755
756 fast_forward = !fast_forward;
757 if (fast_forward) {
758 normal_g_opts = g_opts;
759 //normal_frameskip = pl_rearmed_cbs.frameskip;
760 normal_enhancement_enable =
761 pl_rearmed_cbs.gpu_neon.enhancement_enable;
762
763 g_opts |= OPT_NO_FRAMELIM;
764 // pl_rearmed_cbs.frameskip = 3; // too broken
765 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
766 } else {
767 g_opts = normal_g_opts;
768 //pl_rearmed_cbs.frameskip = normal_frameskip;
769 pl_rearmed_cbs.gpu_neon.enhancement_enable =
770 normal_enhancement_enable;
771
772 pl_timing_prepare(Config.PsxType);
773 }
774
775 if (!force_off)
776 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
777 fast_forward ? "ON" : "OFF");
778}
779
780static void SignalExit(int sig) {
781 SysPrintf("got signal %d\n", sig);
782 // only to restore framebuffer/resolution on some devices
783 plat_finish();
784 _exit(1);
785}
786
787static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
788 char trimlabel[33];
789 int j;
790
791 strncpy(trimlabel, CdromLabel, 32);
792 trimlabel[32] = 0;
793 for (j = 31; j >= 0; j--)
794 if (trimlabel[j] == ' ')
795 trimlabel[j] = 0;
796 else
797 continue;
798
799 snprintf(buf, size, fmt, get_home_dir(), trimlabel, CdromId, i);
800
801 return 0;
802}
803
804int get_state_filename(char *buf, int size, int i) {
805 return get_gameid_filename(buf, size,
806 "%s" STATES_DIR "%.32s-%.9s.%3.3d", i);
807}
808
809int emu_check_state(int slot)
810{
811 char fname[MAXPATHLEN];
812 int ret;
813
814 ret = get_state_filename(fname, sizeof(fname), slot);
815 if (ret != 0)
816 return ret;
817
818 return CheckState(fname);
819}
820
821int emu_save_state(int slot)
822{
823 char fname[MAXPATHLEN];
824 int ret;
825
826 ret = get_state_filename(fname, sizeof(fname), slot);
827 if (ret != 0)
828 return ret;
829
830 ret = SaveState(fname);
831#if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
832 sync();
833#endif
834 SysPrintf("* %s \"%s\" [%d]\n",
835 ret == 0 ? "saved" : "failed to save", fname, slot);
836 return ret;
837}
838
839int emu_load_state(int slot)
840{
841 char fname[MAXPATHLEN];
842 int ret;
843
844 hud_msg[0] = 0;
845
846 ret = get_state_filename(fname, sizeof(fname), slot);
847 if (ret != 0)
848 return ret;
849
850 return LoadState(fname);
851}
852
853#endif // NO_FRONTEND
854
855static void CALLBACK dummy_lace(void)
856{
857}
858
859void SysReset() {
860 // rearmed hack: EmuReset() runs some code when real BIOS is used,
861 // but we usually do reset from menu while GPU is not open yet,
862 // so we need to prevent updateLace() call..
863 void *real_lace = GPU_updateLace;
864 GPU_updateLace = dummy_lace;
865 g_emu_resetting = 1;
866
867 // reset can run code, timing must be set
868 pl_timing_prepare(Config.PsxType);
869
870 EmuReset();
871
872 GPU_updateLace = real_lace;
873 g_emu_resetting = 0;
874}
875
876void SysClose() {
877 EmuShutdown();
878 ReleasePlugins();
879
880 StopDebugger();
881
882 if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
883 fclose(emuLog);
884 emuLog = NULL;
885 }
886}
887
888#ifndef HAVE_LIBRETRO
889#ifndef ANDROID
890
891void SysPrintf(const char *fmt, ...) {
892 va_list list;
893
894 va_start(list, fmt);
895 vfprintf(emuLog, fmt, list);
896 va_end(list);
897 fflush(emuLog);
898}
899
900#else
901
902#include <android/log.h>
903
904void SysPrintf(const char *fmt, ...) {
905 va_list list;
906
907 va_start(list, fmt);
908 __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
909 va_end(list);
910}
911
912#endif
913#endif /* HAVE_LIBRETRO */
914
915void SysMessage(const char *fmt, ...) {
916 va_list list;
917 char msg[512];
918 int ret;
919
920 va_start(list, fmt);
921 ret = vsnprintf(msg, sizeof(msg), fmt, list);
922 va_end(list);
923
924 if (ret < sizeof(msg) && msg[ret - 1] == '\n')
925 msg[ret - 1] = 0;
926
927 SysPrintf("%s\n", msg);
928}
929
930#define PARSEPATH(dst, src) \
931 ptr = src + strlen(src); \
932 while (*ptr != '\\' && ptr != src) ptr--; \
933 if (ptr != src) { \
934 strcpy(dst, ptr+1); \
935 }
936
937static int _OpenPlugins(void) {
938 int ret;
939
940#ifndef NO_FRONTEND
941 signal(SIGINT, SignalExit);
942 signal(SIGPIPE, SignalExit);
943#endif
944
945 ret = cdra_open();
946 if (UsingIso() && ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
947 ret = SPU_open();
948 if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
949 SPU_registerCallback(SPUirq);
950 SPU_registerScheduleCb(SPUschedule);
951 // pcsx-rearmed: we handle gpu elsewhere
952 //ret = GPU_open(&gpuDisp, "PCSX", NULL);
953 //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
954
955 return 0;
956}
957
958int OpenPlugins() {
959 int ret;
960
961 while ((ret = _OpenPlugins()) == -2) {
962 ReleasePlugins();
963 LoadMcds(Config.Mcd1, Config.Mcd2);
964 if (LoadPlugins() == -1) return -1;
965 }
966 return ret;
967}
968
969void ClosePlugins() {
970 int ret;
971
972#ifndef NO_FRONTEND
973 signal(SIGINT, SIG_DFL);
974 signal(SIGPIPE, SIG_DFL);
975#endif
976
977 cdra_close();
978 ret = SPU_close();
979 if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); }
980 // pcsx-rearmed: we handle gpu elsewhere
981 //ret = GPU_close();
982 //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
983}
984
985/* we hook statically linked plugins here */
986static const char *builtin_plugins[] = {
987 "builtin_gpu", "builtin_spu"
988};
989
990static const int builtin_plugin_ids[] = {
991 PLUGIN_GPU, PLUGIN_SPU
992};
993
994void *SysLoadLibrary(const char *lib) {
995 const char *tmp = strrchr(lib, '/');
996 void *ret = NULL;
997 int i;
998
999 SysPrintf("plugin: %s\n", lib);
1000
1001 if (tmp != NULL) {
1002 tmp++;
1003 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
1004 if (strcmp(tmp, builtin_plugins[i]) == 0)
1005 return (void *)(uintptr_t)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1006 }
1007
1008#if !defined(_WIN32) && !defined(NO_DYLIB)
1009 ret = dlopen(lib, RTLD_NOW);
1010 if (ret == NULL)
1011 SysMessage("dlopen: %s", dlerror());
1012#else
1013 /* no external plugin support, abi is no longer
1014 * compatible with psemu/pcsx anyway */
1015#endif
1016 return ret;
1017}
1018
1019void *SysLoadSym(void *lib, const char *sym) {
1020 unsigned int plugid = (unsigned int)(uintptr_t)lib;
1021
1022 if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1023 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1024
1025#if !defined(_WIN32) && !defined(NO_DYLIB)
1026 return dlsym(lib, sym);
1027#else
1028 return NULL;
1029#endif
1030}
1031
1032const char *SysLibError() {
1033#if defined(NO_DYLIB)
1034 return NULL;
1035#elif !defined(_WIN32)
1036 return dlerror();
1037#else
1038 return "not supported";
1039#endif
1040}
1041
1042void SysCloseLibrary(void *lib) {
1043 unsigned int plugid = (unsigned int)(uintptr_t)lib;
1044
1045 if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1046 return;
1047
1048#if !defined(_WIN32) && !defined(NO_DYLIB)
1049 dlclose(lib);
1050#endif
1051}