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libretro: Add rumble support
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
2 * (C) notaz, 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
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
38c2028e 13
14#include "../libpcsxcore/misc.h"
15#include "../libpcsxcore/psxcounters.h"
87e5b45f 16#include "../libpcsxcore/psxmem_map.h"
38c2028e 17#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 18#include "../libpcsxcore/cdrom.h"
19#include "../libpcsxcore/cdriso.h"
6e921e1d 20#include "../libpcsxcore/cheat.h"
07c13dfd 21#include "../plugins/dfsound/out.h"
01394a7f 22#include "../plugins/dfsound/spu_config.h"
805fe9bc 23#include "../plugins/dfinput/externals.h"
c82f907a 24#include "cspace.h"
38c2028e 25#include "main.h"
26#include "plugin.h"
27#include "plugin_lib.h"
28#include "revision.h"
29#include "libretro.h"
30
31static retro_video_refresh_t video_cb;
32static retro_input_poll_t input_poll_cb;
33static retro_input_state_t input_state_cb;
34static retro_environment_t environ_cb;
35static retro_audio_sample_batch_t audio_batch_cb;
4e477065 36static struct retro_rumble_interface rumble;
38c2028e 37
38static void *vout_buf;
70d56ca3 39static int vout_width, vout_height;
40static int vout_doffs_old, vout_fb_dirty;
1a6164a1 41static bool vout_can_dupe;
0e5a7b7d 42static bool duping_enable;
70d56ca3 43
38c2028e 44static int plugins_opened;
17f84149 45static int is_pal_mode;
38c2028e 46
f9f60dae
TK		 47/* memory card data */
48extern char Mcd1Data[MCD_SIZE];
49extern char McdDisable[2];
38c2028e 50
51/* PCSX ReARMed core calls and stuff */
52int in_type1, in_type2;
53int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
54int in_keystate;
4e477065 55int in_enable_vibration = 1;
38c2028e 56
805fe9bc 57/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
58#define VOUT_MAX_WIDTH 1024
59#define VOUT_MAX_HEIGHT 512
60
7df396ea
TK		 61static void init_memcard(char *mcd_data)
62{
63 unsigned off = 0;
64 unsigned i;
65
66 memset(mcd_data, 0, MCD_SIZE);
67
68 mcd_data[off++] = 'M';
69 mcd_data[off++] = 'C';
70 off += 0x7d;
71 mcd_data[off++] = 0x0e;
72
73 for (i = 0; i < 15; i++) {
74 mcd_data[off++] = 0xa0;
75 off += 0x07;
76 mcd_data[off++] = 0xff;
77 mcd_data[off++] = 0xff;
78 off += 0x75;
79 mcd_data[off++] = 0xa0;
80 }
81
82 for (i = 0; i < 20; i++) {
83 mcd_data[off++] = 0xff;
84 mcd_data[off++] = 0xff;
85 mcd_data[off++] = 0xff;
86 mcd_data[off++] = 0xff;
87 off += 0x04;
88 mcd_data[off++] = 0xff;
89 mcd_data[off++] = 0xff;
90 off += 0x76;
91 }
92}
93
38c2028e 94static int vout_open(void)
95{
96 return 0;
97}
98
e4c83ca6 99static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 100{
70d56ca3 101 vout_width = w;
102 vout_height = h;
38c2028e 103}
104
cc4f9b70 105#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 106static void convert(void *buf, size_t bytes)
38c2028e 107{
108 unsigned int i, v, *p = buf;
109
9c59f120 110 for (i = 0; i < bytes / 4; i++) {
38c2028e 111 v = p[i];
112 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
113 }
114}
46aa5b98 115#endif
38c2028e 116
fa56d360 117static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 118{
fa56d360 119 unsigned short *dest = vout_buf;
120 const unsigned short *src = vram;
70d56ca3 121 int dstride = vout_width, h1 = h;
122 int doffs;
38c2028e 123
fa56d360 124 if (vram == NULL) {
125 // blanking
cc56203b 126 memset(vout_buf, 0, dstride * h * 2);
fa56d360 127 goto out;
128 }
129
70d56ca3 130 doffs = (vout_height - h) * dstride;
131 doffs += (dstride - w) / 2 & ~1;
132 if (doffs != vout_doffs_old) {
133 // clear borders
134 memset(vout_buf, 0, dstride * h * 2);
135 vout_doffs_old = doffs;
136 }
137 dest += doffs;
138
fa56d360 139 if (bgr24)
140 {
141 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
142 for (; h1-- > 0; dest += dstride, src += stride)
143 {
144 bgr888_to_rgb565(dest, src, w * 3);
145 }
146 }
147 else
148 {
149 for (; h1-- > 0; dest += dstride, src += stride)
150 {
151 bgr555_to_rgb565(dest, src, w * 2);
152 }
153 }
38c2028e 154
fa56d360 155out:
46aa5b98 156#ifndef FRONTEND_SUPPORTS_RGB565
70d56ca3 157 convert(vout_buf, vout_width * vout_height * 2);
46aa5b98 158#endif
70d56ca3 159 vout_fb_dirty = 1;
fa56d360 160 pl_rearmed_cbs.flip_cnt++;
38c2028e 161}
162
163static void vout_close(void)
164{
165}
166
cc56203b 167static void *pl_mmap(unsigned int size)
168{
87e5b45f 169 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 170}
171
172static void pl_munmap(void *ptr, unsigned int size)
173{
87e5b45f 174 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 175}
176
38c2028e 177struct rearmed_cbs pl_rearmed_cbs = {
178 .pl_vout_open = vout_open,
179 .pl_vout_set_mode = vout_set_mode,
180 .pl_vout_flip = vout_flip,
181 .pl_vout_close = vout_close,
cc56203b 182 .mmap = pl_mmap,
183 .munmap = pl_munmap,
38c2028e 184 /* from psxcounters */
185 .gpu_hcnt = &hSyncCount,
186 .gpu_frame_count = &frame_counter,
187};
188
189void pl_frame_limit(void)
190{
191 /* called once per frame, make psxCpu->Execute() above return */
192 stop = 1;
193}
194
195void pl_timing_prepare(int is_pal)
196{
17f84149 197 is_pal_mode = is_pal;
38c2028e 198}
199
4e477065 200void plat_trigger_vibrate(int pad, uint32_t low, uint32_t high)
38c2028e 201{
4e477065 202 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
203 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
38c2028e 204}
205
e4c83ca6 206void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 207{
208}
209
210/* sound calls */
07c13dfd 211static int snd_init(void)
38c2028e 212{
07c13dfd 213 return 0;
38c2028e 214}
215
07c13dfd 216static void snd_finish(void)
38c2028e 217{
218}
219
07c13dfd 220static int snd_busy(void)
38c2028e 221{
db126209 222 return 0;
38c2028e 223}
224
07c13dfd 225static void snd_feed(void *buf, int bytes)
38c2028e 226{
db126209 227 if (audio_batch_cb != NULL)
228 audio_batch_cb(buf, bytes / 4);
38c2028e 229}
230
07c13dfd 231void out_register_libretro(struct out_driver *drv)
232{
233 drv->name = "libretro";
234 drv->init = snd_init;
235 drv->finish = snd_finish;
236 drv->busy = snd_busy;
237 drv->feed = snd_feed;
238}
239
38c2028e 240/* libretro */
e268a47e 241void retro_set_environment(retro_environment_t cb)
242{
e268a47e 243 static const struct retro_variable vars[] = {
4e477065 244 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
245 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
246 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog" },
247 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog" },
48f615ba 248#ifndef DRC_DISABLE
4e477065 249 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 250#endif
7d68d030 251#ifdef __ARM_NEON__
55e5626b 252 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
253 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
254 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 255#endif
0e5a7b7d 256 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
01394a7f 257 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
258 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
e268a47e 259 { NULL, NULL },
260 };
261
262 environ_cb = cb;
263
264 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 265}
266
38c2028e 267void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
268void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
269void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
270void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
271void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
272
273unsigned retro_api_version(void)
274{
275 return RETRO_API_VERSION;
276}
277
278void retro_set_controller_port_device(unsigned port, unsigned device)
279{
280}
281
282void retro_get_system_info(struct retro_system_info *info)
283{
284 memset(info, 0, sizeof(*info));
285 info->library_name = "PCSX-ReARMed";
0ed87574 286 info->library_version = "r19";
9fba39a9 287 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 288 info->need_fullpath = true;
289}
290
291void retro_get_system_av_info(struct retro_system_av_info *info)
292{
293 memset(info, 0, sizeof(*info));
17f84149 294 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 295 info->timing.sample_rate = 44100;
296 info->geometry.base_width = 320;
297 info->geometry.base_height = 240;
805fe9bc 298 info->geometry.max_width = VOUT_MAX_WIDTH;
299 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 300 info->geometry.aspect_ratio = 4.0 / 3.0;
301}
302
6e921e1d 303/* savestates */
38c2028e 304size_t retro_serialize_size(void)
305{
6e921e1d 306 // it's currently 4380651 bytes, but have some reserved for future
307 return 0x430000;
308}
309
310struct save_fp {
311 char *buf;
312 size_t pos;
313 int is_write;
314};
315
316static void *save_open(const char *name, const char *mode)
317{
318 struct save_fp *fp;
319
320 if (name == NULL || mode == NULL)
321 return NULL;
322
323 fp = malloc(sizeof(*fp));
324 if (fp == NULL)
325 return NULL;
326
327 fp->buf = (char *)name;
328 fp->pos = 0;
329 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
330
331 return fp;
332}
333
334static int save_read(void *file, void *buf, u32 len)
335{
336 struct save_fp *fp = file;
337 if (fp == NULL || buf == NULL)
338 return -1;
339
340 memcpy(buf, fp->buf + fp->pos, len);
341 fp->pos += len;
342 return len;
343}
344
345static int save_write(void *file, const void *buf, u32 len)
346{
347 struct save_fp *fp = file;
348 if (fp == NULL || buf == NULL)
349 return -1;
350
351 memcpy(fp->buf + fp->pos, buf, len);
352 fp->pos += len;
353 return len;
354}
355
356static long save_seek(void *file, long offs, int whence)
357{
358 struct save_fp *fp = file;
359 if (fp == NULL)
360 return -1;
361
362 switch (whence) {
363 case SEEK_CUR:
364 fp->pos += offs;
365 return fp->pos;
366 case SEEK_SET:
367 fp->pos = offs;
368 return fp->pos;
369 default:
370 return -1;
371 }
372}
373
374static void save_close(void *file)
375{
376 struct save_fp *fp = file;
377 size_t r_size = retro_serialize_size();
378 if (fp == NULL)
379 return;
380
381 if (fp->pos > r_size)
382 SysPrintf("ERROR: save buffer overflow detected\n");
383 else if (fp->is_write && fp->pos < r_size)
384 // make sure we don't save trash in leftover space
385 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
386 free(fp);
38c2028e 387}
388
389bool retro_serialize(void *data, size_t size)
390{
6e921e1d 391 int ret = SaveState(data);
392 return ret == 0 ? true : false;
38c2028e 393}
394
395bool retro_unserialize(const void *data, size_t size)
396{
6e921e1d 397 int ret = LoadState(data);
398 return ret == 0 ? true : false;
38c2028e 399}
400
23ea11bd 401/* cheats */
38c2028e 402void retro_cheat_reset(void)
403{
6e921e1d 404 ClearAllCheats();
38c2028e 405}
406
407void retro_cheat_set(unsigned index, bool enabled, const char *code)
408{
6e921e1d 409 char buf[256];
410 int ret;
411
412 // cheat funcs are destructive, need a copy..
413 strncpy(buf, code, sizeof(buf));
414 buf[sizeof(buf) - 1] = 0;
415
416 if (index < NumCheats)
417 ret = EditCheat(index, "", buf);
418 else
419 ret = AddCheat("", buf);
420
421 if (ret != 0)
422 SysPrintf("Failed to set cheat %#u\n", index);
423 else if (index < NumCheats)
424 Cheats[index].Enabled = enabled;
38c2028e 425}
426
23ea11bd 427/* multidisk support */
428static bool disk_ejected;
429static unsigned int disk_current_index;
51ba7408 430static unsigned int disk_count;
23ea11bd 431static struct disks_state {
432 char *fname;
433 int internal_index; // for multidisk eboots
434} disks[8];
435
436static bool disk_set_eject_state(bool ejected)
437{
438 // weird PCSX API..
439 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
440 LidInterrupt();
441
442 disk_ejected = ejected;
443 return true;
444}
445
446static bool disk_get_eject_state(void)
447{
448 /* can't be controlled by emulated software */
449 return disk_ejected;
450}
451
452static unsigned int disk_get_image_index(void)
453{
454 return disk_current_index;
455}
456
457static bool disk_set_image_index(unsigned int index)
458{
459 if (index >= sizeof(disks) / sizeof(disks[0]))
460 return false;
461
462 CdromId[0] = '\0';
463 CdromLabel[0] = '\0';
464
465 if (disks[index].fname == NULL) {
466 SysPrintf("missing disk #%u\n", index);
467 CDR_shutdown();
468
469 // RetroArch specifies "no disk" with index == count,
470 // so don't fail here..
471 disk_current_index = index;
472 return true;
473 }
474
475 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
476 disks[index].fname, disks[index].internal_index);
477
478 cdrIsoMultidiskSelect = disks[index].internal_index;
479 set_cd_image(disks[index].fname);
480 if (ReloadCdromPlugin() < 0) {
481 SysPrintf("failed to load cdr plugin\n");
482 return false;
483 }
484 if (CDR_open() < 0) {
485 SysPrintf("failed to open cdr plugin\n");
486 return false;
487 }
488
489 if (!disk_ejected) {
490 SetCdOpenCaseTime(time(NULL) + 2);
491 LidInterrupt();
492 }
493
494 disk_current_index = index;
495 return true;
496}
497
498static unsigned int disk_get_num_images(void)
499{
51ba7408 500 return disk_count;
23ea11bd 501}
502
503static bool disk_replace_image_index(unsigned index,
504 const struct retro_game_info *info)
505{
506 char *old_fname;
507 bool ret = true;
508
509 if (index >= sizeof(disks) / sizeof(disks[0]))
510 return false;
511
512 old_fname = disks[index].fname;
513 disks[index].fname = NULL;
514 disks[index].internal_index = 0;
515
516 if (info != NULL) {
517 disks[index].fname = strdup(info->path);
518 if (index == disk_current_index)
519 ret = disk_set_image_index(index);
520 }
521
522 if (old_fname != NULL)
523 free(old_fname);
524
525 return ret;
526}
527
528static bool disk_add_image_index(void)
529{
51ba7408
T		 530 if (disk_count >= 8)
531 return false;
532
533 disk_count++;
23ea11bd 534 return true;
535}
536
537static struct retro_disk_control_callback disk_control = {
538 .set_eject_state = disk_set_eject_state,
539 .get_eject_state = disk_get_eject_state,
540 .get_image_index = disk_get_image_index,
541 .set_image_index = disk_set_image_index,
542 .get_num_images = disk_get_num_images,
543 .replace_image_index = disk_replace_image_index,
544 .add_image_index = disk_add_image_index,
545};
546
9fba39a9
T		 547// just in case, maybe a win-rt port in the future?
548#ifdef _WIN32
549#define SLASH '\\'
550#else
551#define SLASH '/'
552#endif
553
554static char base_dir[PATH_MAX];
555
556static bool read_m3u(const char *file)
557{
558 char line[PATH_MAX];
559 char name[PATH_MAX];
9fba39a9
T		 560 FILE *f = fopen(file, "r");
561 if (!f)
562 return false;
563
51ba7408 564 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 565 if (line[0] == '#')
566 continue;
567 char *carrige_return = strchr(line, '\r');
568 if (carrige_return)
569 *carrige_return = '\0';
570 char *newline = strchr(line, '\n');
571 if (newline)
572 *newline = '\0';
573
574 if (line[0] != '\0')
575 {
576 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 577 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 578 }
579 }
580
581 fclose(f);
51ba7408 582 return (disk_count != 0);
9fba39a9
T		 583}
584
585static void extract_directory(char *buf, const char *path, size_t size)
586{
587 char *base;
588 strncpy(buf, path, size - 1);
589 buf[size - 1] = '\0';
590
591 base = strrchr(buf, '/');
592 if (!base)
593 base = strrchr(buf, '\\');
594
595 if (base)
596 *base = '\0';
597 else
598 {
599 buf[0] = '.';
600 buf[1] = '\0';
601 }
602}
603
41294f4d 604#ifdef __QNX__
605/* Blackberry QNX doesn't have strcasestr */
606
607/*
608 * Find the first occurrence of find in s, ignore case.
609 */
610char *
611strcasestr(const char *s, const char*find)
612{
613 char c, sc;
614 size_t len;
615
616 if ((c = *find++) != 0) {
617 c = tolower((unsigned char)c);
618 len = strlen(find);
619 do {
620 do {
621 if ((sc = *s++) == 0)
622 return (NULL);
623 } while ((char)tolower((unsigned char)sc) != c);
624 } while (strncasecmp(s, find, len) != 0);
625 s--;
626 }
627 return ((char *)s);
628}
629#endif
630
38c2028e 631bool retro_load_game(const struct retro_game_info *info)
632{
23ea11bd 633 size_t i;
9fba39a9
T		 634 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
635
e3f8313f 636 struct retro_input_descriptor desc[] = {
637 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
638 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
639 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
640 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
641 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
642 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
643 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
644 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
645 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
646 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
647 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
648 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
649 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
650 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
651 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
652 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 653 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
654 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
655 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
656 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
657
e3f8313f 658
659 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
660 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
661 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
662 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
663 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
664 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
665 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
666 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
667 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
668 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
669 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
670 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
671 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
672 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
673 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
674 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 675 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
676 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
677 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
678 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 679
680 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
681 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
682 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
683 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
684 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
685 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
686 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
687 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
688 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
689 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
690 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
691 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
692 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
693 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
694 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
695 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 696 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
697 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
698 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
699 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 700
701 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
702 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
703 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
704 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
705 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
706 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
707 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
708 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
709 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
710 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
711 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
712 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
713 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
714 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
715 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
716 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 717 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
718 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
719 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
720 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 721
722 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
723 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
724 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
725 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
726 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
727 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
728 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
729 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
730 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
731 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
732 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
733 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
734 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
735 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
736 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
737 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 738 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
739 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
740 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
741 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 742
743 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
744 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
745 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
746 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
747 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
748 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
749 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
750 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
751 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
752 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
753 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
754 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
755 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
756 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
757 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
758 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 759 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
760 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
761 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
762 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 763
764 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
765 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
766 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
767 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
768 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
769 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
770 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
771 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
772 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
773 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
774 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
775 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
776 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
777 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
778 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
779 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 780 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
781 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
782 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
783 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 784
785 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
786 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
787 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
788 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
789 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
790 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
791 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
792 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
793 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
794 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
795 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
796 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
797 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
798 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
799 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
800 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 801 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
802 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
803 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
804 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 805
806 { 0 },
807 };
808
809 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
810
46aa5b98 811#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 812 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 813 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 814 SysPrintf("RGB565 supported, using it\n");
c19aba43 815 }
46aa5b98 816#endif
c19aba43 817
23ea11bd 818 if (info == NULL || info->path == NULL) {
819 SysPrintf("info->path required\n");
820 return false;
821 }
822
38c2028e 823 if (plugins_opened) {
824 ClosePlugins();
825 plugins_opened = 0;
826 }
827
23ea11bd 828 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
829 if (disks[i].fname != NULL) {
830 free(disks[i].fname);
831 disks[i].fname = NULL;
832 }
833 disks[i].internal_index = 0;
834 }
835
836 disk_current_index = 0;
9fba39a9
T		 837 extract_directory(base_dir, info->path, sizeof(base_dir));
838
839 if (is_m3u) {
840 if (!read_m3u(info->path)) {
841 SysPrintf("failed to read m3u file\n");
842 return false;
843 }
51ba7408
T		 844 } else {
845 disk_count = 1;
9fba39a9 846 disks[0].fname = strdup(info->path);
51ba7408 847 }
23ea11bd 848
849 set_cd_image(disks[0].fname);
38c2028e 850
851 /* have to reload after set_cd_image for correct cdr plugin */
852 if (LoadPlugins() == -1) {
f29fbd53 853 SysPrintf("failed to load plugins\n");
38c2028e 854 return false;
855 }
856
857 plugins_opened = 1;
858 NetOpened = 0;
859
860 if (OpenPlugins() == -1) {
f29fbd53 861 SysPrintf("failed to open plugins\n");
38c2028e 862 return false;
863 }
864
865 plugin_call_rearmed_cbs();
19a784e6 866 dfinput_activate();
38c2028e 867
868 Config.PsxAuto = 1;
869 if (CheckCdrom() == -1) {
f29fbd53 870 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 871 return false;
872 }
873
874 SysReset();
875
876 if (LoadCdrom() == -1) {
f29fbd53 877 SysPrintf("could not load CD-ROM!\n");
38c2028e 878 return false;
879 }
79f216e3 880 emu_on_new_cd(0);
38c2028e 881
23ea11bd 882 // multidisk images
9fba39a9 883 if (!is_m3u) {
51ba7408 884 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 885 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
886 disks[i].fname = strdup(info->path);
887 disks[i].internal_index = i;
888 }
23ea11bd 889 }
890
38c2028e 891 return true;
892}
893
894bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
895{
896 return false;
897}
898
899void retro_unload_game(void)
900{
901}
902
903unsigned retro_get_region(void)
904{
17f84149 905 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 906}
907
908void *retro_get_memory_data(unsigned id)
909{
b40a83db
T		 910 if (id == RETRO_MEMORY_SAVE_RAM)
911 return Mcd1Data;
912 else
913 return NULL;
38c2028e 914}
915
916size_t retro_get_memory_size(unsigned id)
917{
b40a83db
T		 918 if (id == RETRO_MEMORY_SAVE_RAM)
919 return MCD_SIZE;
920 else
921 return 0;
38c2028e 922}
923
924void retro_reset(void)
925{
926 SysReset();
927}
928
929static const unsigned short retro_psx_map[] = {
930 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
931 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
932 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
933 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
934 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
935 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
936 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
937 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
938 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
939 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
940 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
941 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
942 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
943 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
944 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
945 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
946};
947#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
948
805fe9bc 949static void update_variables(bool in_flight)
e268a47e 950{
e268a47e 951 struct retro_variable var;
7d68d030 952
e268a47e 953 var.value = NULL;
4e477065 954 var.key = "pcsx_rearmed_frameskip";
e268a47e 955
7d68d030 956 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
957 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 958
959 var.value = NULL;
4e477065 960 var.key = "pcsx_rearmed_region";
9f5a28d9 961
962 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
963 {
964 Config.PsxAuto = 0;
965 if (strcmp(var.value, "Automatic") == 0)
966 Config.PsxAuto = 1;
967 else if (strcmp(var.value, "NTSC") == 0)
968 Config.PsxType = 0;
969 else if (strcmp(var.value, "PAL") == 0)
970 Config.PsxType = 1;
971 }
4615b075 972
973 var.value = NULL;
4e477065 974 var.key = "pcsx_rearmed_pad1type";
4615b075 975
976 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
977 {
978 in_type1 = PSE_PAD_TYPE_STANDARD;
979 if (strcmp(var.value, "analog") == 0)
980 in_type1 = PSE_PAD_TYPE_ANALOGPAD;
981 }
982
4e477065 983 var.value = NULL;
984 var.key = "pcsx_rearmed_pad2type";
985
986 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
987 {
988 in_type2 = PSE_PAD_TYPE_STANDARD;
989 if (strcmp(var.value, "analog") == 0)
990 in_type2 = PSE_PAD_TYPE_ANALOGPAD;
991 }
992
7d68d030 993#ifdef __ARM_NEON__
9f5a28d9 994 var.value = "NULL";
55e5626b 995 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 996
997 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
998 {
999 if (strcmp(var.value, "disabled") == 0)
1000 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1001 else if (strcmp(var.value, "enabled") == 0)
1002 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1003 }
1004
7d68d030 1005 var.value = NULL;
55e5626b 1006 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1007
1008 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1009 {
1010 if (strcmp(var.value, "disabled") == 0)
1011 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1012 else if (strcmp(var.value, "enabled") == 0)
1013 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1014 }
354329fa 1015
1016 var.value = NULL;
55e5626b 1017 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1018
1019 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1020 {
1021 if (strcmp(var.value, "disabled") == 0)
1022 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1023 else if (strcmp(var.value, "enabled") == 0)
1024 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1025 }
094ec204 1026#endif
0e5a7b7d 1027
1028 var.value = "NULL";
1029 var.key = "pcsx_rearmed_duping_enable";
1030
1031 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1032 {
1033 if (strcmp(var.value, "off") == 0)
1034 duping_enable = false;
1035 else if (strcmp(var.value, "on") == 0)
1036 duping_enable = true;
1037 }
1038
48f615ba 1039#ifndef DRC_DISABLE
1040 var.value = NULL;
4e477065 1041 var.key = "pcsx_rearmed_drc";
48f615ba 1042
1043 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1044 {
1045 R3000Acpu *prev_cpu = psxCpu;
1046
1047 if (strcmp(var.value, "disabled") == 0)
1048 Config.Cpu = CPU_INTERPRETER;
1049 else if (strcmp(var.value, "enabled") == 0)
1050 Config.Cpu = CPU_DYNAREC;
1051
1052 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1053 if (psxCpu != prev_cpu) {
1054 prev_cpu->Shutdown();
1055 psxCpu->Init();
1056 psxCpu->Reset(); // not really a reset..
1057 }
1058 }
1059#endif
805fe9bc 1060
01394a7f 1061 var.value = "NULL";
1062 var.key = "pcsx_rearmed_spu_reverb";
1063
1064 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1065 {
1066 if (strcmp(var.value, "off") == 0)
1067 spu_config.iUseReverb = false;
1068 else if (strcmp(var.value, "on") == 0)
1069 spu_config.iUseReverb = true;
1070 }
1071
1072 var.value = "NULL";
1073 var.key = "pcsx_rearmed_spu_interpolation";
1074
1075 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1076 {
1077 if (strcmp(var.value, "simple") == 0)
1078 spu_config.iUseInterpolation = 1;
1079 else if (strcmp(var.value, "gaussian") == 0)
1080 spu_config.iUseInterpolation = 2;
1081 else if (strcmp(var.value, "cubic") == 0)
1082 spu_config.iUseInterpolation = 3;
1083 else if (strcmp(var.value, "off") == 0)
1084 spu_config.iUseInterpolation = 0;
1085 }
1086
32ab9e53
TJ		 1087 if (in_flight) {
1088 // inform core things about possible config changes
1089 plugin_call_rearmed_cbs();
805fe9bc 1090
32ab9e53
TJ		 1091 if (GPU_open != NULL && GPU_close != NULL) {
1092 GPU_close();
1093 GPU_open(&gpuDisp, "PCSX", NULL);
1094 }
805fe9bc 1095
32ab9e53
TJ		 1096 dfinput_activate();
1097 }
e268a47e 1098}
1099
38c2028e 1100void retro_run(void)
1101{
1102 int i;
1103
1104 input_poll_cb();
e268a47e 1105
805fe9bc 1106 bool updated = false;
1107 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1108 update_variables(true);
e268a47e 1109
38c2028e 1110 in_keystate = 0;
1111 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1112 if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
1113 in_keystate |= retro_psx_map[i];
1114 in_keystate <<= 16;
1115 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1116 if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i))
1117 in_keystate |= retro_psx_map[i];
1118
32ab9e53
TJ		 1119 if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
1120 {
1121 in_a1[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1122 in_a1[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1123 in_a2[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1124 in_a2[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1125 }
4615b075 1126
38c2028e 1127 stop = 0;
1128 psxCpu->Execute();
1129
0e5a7b7d 1130 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1a6164a1 1131 vout_width, vout_height, vout_width * 2);
70d56ca3 1132 vout_fb_dirty = 0;
38c2028e 1133}
1134
74ebc05b 1135static bool try_use_bios(const char *path)
1136{
1137 FILE *f;
1138 long size;
1139 const char *name;
1140
1141 f = fopen(path, "rb");
1142 if (f == NULL)
1143 return false;
1144
1145 fseek(f, 0, SEEK_END);
1146 size = ftell(f);
1147 fclose(f);
1148
1149 if (size != 512 * 1024)
1150 return false;
1151
1152 name = strrchr(path, SLASH);
1153 if (name++ == NULL)
1154 name = path;
1155 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1156 return true;
1157}
1158
1159#if 1
1160#include <sys/types.h>
1161#include <dirent.h>
1162
1163static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1164{
1165 DIR *dir;
1166 struct dirent *ent;
1167 bool ret = false;
1168
1169 dir = opendir(dirpath);
1170 if (dir == NULL)
1171 return false;
1172
1173 while ((ent = readdir(dir))) {
1174 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1175 continue;
1176
1177 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1178 ret = try_use_bios(path);
1179 if (ret)
1180 break;
1181 }
1182 closedir(dir);
1183 return ret;
1184}
1185#else
1186#define find_any_bios(...) false
1187#endif
1188
11813b9d 1189static void check_system_specs(void)
1190{
1191 unsigned level = 6;
1192 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1193}
1194
38c2028e 1195void retro_init(void)
1196{
1197 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1198 const char *dir;
1199 char path[256];
1e1cccd9 1200 int i, ret;
74ebc05b 1201 bool found_bios = false;
38c2028e 1202
1203 ret = emu_core_preinit();
1204 ret |= emu_core_init();
1205 if (ret != 0) {
f29fbd53 1206 SysPrintf("PCSX init failed.\n");
38c2028e 1207 exit(1);
1208 }
1209
29122437 1210#if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)
a9579f3b 1211 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1212#else
1213 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1214#endif
38c2028e 1215
1216 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1217 {
1218 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s/", dir);
1219
1220 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1221 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1222 found_bios = try_use_bios(path);
1223 if (found_bios)
38c2028e 1224 break;
38c2028e 1225 }
74ebc05b 1226
1227 if (!found_bios)
1228 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1229 }
74ebc05b 1230 if (found_bios) {
f29fbd53 1231 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1232 }
1233 else
74ebc05b 1234 {
f29fbd53 1235 SysPrintf("no BIOS files found.\n");
74ebc05b 1236 struct retro_message msg =
1237 {
1238 "no BIOS found, expect bugs!",
1239 180
1240 };
1241 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1242 }
38c2028e 1243
1a6164a1 1244 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1245 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1246 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1247
5ca2ec64 1248 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1249 * we have to do this because cache misses and some IO penalties
1250 * are not emulated. Warning: changing this may break compatibility. */
1e1cccd9 1251#if !defined(__arm__) || defined(__ARM_ARCH_7A__)
5ca2ec64 1252 cycle_multiplier = 175;
1253#else
1254 cycle_multiplier = 200;
1255#endif
1256
f9f60dae
TK		 1257 McdDisable[0] = 0;
1258 McdDisable[1] = 1;
7df396ea 1259 init_memcard(Mcd1Data);
6e921e1d 1260
1261 SaveFuncs.open = save_open;
1262 SaveFuncs.read = save_read;
1263 SaveFuncs.write = save_write;
1264 SaveFuncs.seek = save_seek;
1265 SaveFuncs.close = save_close;
e268a47e 1266
805fe9bc 1267 update_variables(false);
32ab9e53 1268 check_system_specs();
38c2028e 1269}
1270
1271void retro_deinit(void)
1272{
1273 SysClose();
1274 free(vout_buf);
1275 vout_buf = NULL;
1276}
ARM optimized PCSX fork