2 * (C) notaz, 2012,2014,2015
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
8 #define _GNU_SOURCE 1 // strcasestr
15 #include <sys/syscall.h>
18 #include "../libpcsxcore/misc.h"
19 #include "../libpcsxcore/psxcounters.h"
20 #include "../libpcsxcore/psxmem_map.h"
21 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
22 #include "../libpcsxcore/cdrom.h"
23 #include "../libpcsxcore/cdriso.h"
24 #include "../libpcsxcore/cheat.h"
25 #include "../plugins/dfsound/out.h"
26 #include "../plugins/dfsound/spu_config.h"
27 #include "../plugins/dfinput/externals.h"
31 #include "plugin_lib.h"
32 #include "arm_features.h"
36 static retro_video_refresh_t video_cb;
37 static retro_input_poll_t input_poll_cb;
38 static retro_input_state_t input_state_cb;
39 static retro_environment_t environ_cb;
40 static retro_audio_sample_batch_t audio_batch_cb;
41 static struct retro_rumble_interface rumble;
43 static void *vout_buf;
44 static int vout_width, vout_height;
45 static int vout_doffs_old, vout_fb_dirty;
46 static bool vout_can_dupe;
47 static bool duping_enable;
49 static int plugins_opened;
50 static int is_pal_mode;
52 /* memory card data */
53 extern char Mcd1Data[MCD_SIZE];
54 extern char McdDisable[2];
56 /* PCSX ReARMed core calls and stuff */
57 int in_type1, in_type2;
58 int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
60 int in_enable_vibration = 1;
62 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
63 #define VOUT_MAX_WIDTH 1024
64 #define VOUT_MAX_HEIGHT 512
66 static void init_memcard(char *mcd_data)
71 memset(mcd_data, 0, MCD_SIZE);
73 mcd_data[off++] = 'M';
74 mcd_data[off++] = 'C';
76 mcd_data[off++] = 0x0e;
78 for (i = 0; i < 15; i++) {
79 mcd_data[off++] = 0xa0;
81 mcd_data[off++] = 0xff;
82 mcd_data[off++] = 0xff;
84 mcd_data[off++] = 0xa0;
87 for (i = 0; i < 20; i++) {
88 mcd_data[off++] = 0xff;
89 mcd_data[off++] = 0xff;
90 mcd_data[off++] = 0xff;
91 mcd_data[off++] = 0xff;
93 mcd_data[off++] = 0xff;
94 mcd_data[off++] = 0xff;
99 static int vout_open(void)
104 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
110 #ifndef FRONTEND_SUPPORTS_RGB565
111 static void convert(void *buf, size_t bytes)
113 unsigned int i, v, *p = buf;
115 for (i = 0; i < bytes / 4; i++) {
117 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
122 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
124 unsigned short *dest = vout_buf;
125 const unsigned short *src = vram;
126 int dstride = vout_width, h1 = h;
131 memset(vout_buf, 0, dstride * h * 2);
135 doffs = (vout_height - h) * dstride;
136 doffs += (dstride - w) / 2 & ~1;
137 if (doffs != vout_doffs_old) {
139 memset(vout_buf, 0, dstride * h * 2);
140 vout_doffs_old = doffs;
146 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
147 for (; h1-- > 0; dest += dstride, src += stride)
149 bgr888_to_rgb565(dest, src, w * 3);
154 for (; h1-- > 0; dest += dstride, src += stride)
156 bgr555_to_rgb565(dest, src, w * 2);
161 #ifndef FRONTEND_SUPPORTS_RGB565
162 convert(vout_buf, vout_width * vout_height * 2);
165 pl_rearmed_cbs.flip_cnt++;
168 static void vout_close(void)
172 static void *pl_mmap(unsigned int size)
174 return psxMap(0, size, 0, MAP_TAG_VRAM);
177 static void pl_munmap(void *ptr, unsigned int size)
179 psxUnmap(ptr, size, MAP_TAG_VRAM);
182 struct rearmed_cbs pl_rearmed_cbs = {
183 .pl_vout_open = vout_open,
184 .pl_vout_set_mode = vout_set_mode,
185 .pl_vout_flip = vout_flip,
186 .pl_vout_close = vout_close,
189 /* from psxcounters */
190 .gpu_hcnt = &hSyncCount,
191 .gpu_frame_count = &frame_counter,
194 void pl_frame_limit(void)
196 /* called once per frame, make psxCpu->Execute() above return */
200 void pl_timing_prepare(int is_pal)
202 is_pal_mode = is_pal;
205 void plat_trigger_vibrate(int pad, int low, int high)
207 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
208 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
211 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
216 static int snd_init(void)
221 static void snd_finish(void)
225 static int snd_busy(void)
230 static void snd_feed(void *buf, int bytes)
232 if (audio_batch_cb != NULL)
233 audio_batch_cb(buf, bytes / 4);
236 void out_register_libretro(struct out_driver *drv)
238 drv->name = "libretro";
239 drv->init = snd_init;
240 drv->finish = snd_finish;
241 drv->busy = snd_busy;
242 drv->feed = snd_feed;
246 void retro_set_environment(retro_environment_t cb)
248 static const struct retro_variable vars[] = {
249 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
250 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
251 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog" },
252 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog" },
254 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
257 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
258 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
259 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
261 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
262 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
263 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
269 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
272 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
273 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
274 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
275 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
276 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
278 unsigned retro_api_version(void)
280 return RETRO_API_VERSION;
283 void retro_set_controller_port_device(unsigned port, unsigned device)
287 void retro_get_system_info(struct retro_system_info *info)
289 memset(info, 0, sizeof(*info));
290 info->library_name = "PCSX-ReARMed";
291 info->library_version = "r22";
292 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
293 info->need_fullpath = true;
296 void retro_get_system_av_info(struct retro_system_av_info *info)
298 memset(info, 0, sizeof(*info));
299 info->timing.fps = is_pal_mode ? 50 : 60;
300 info->timing.sample_rate = 44100;
301 info->geometry.base_width = 320;
302 info->geometry.base_height = 240;
303 info->geometry.max_width = VOUT_MAX_WIDTH;
304 info->geometry.max_height = VOUT_MAX_HEIGHT;
305 info->geometry.aspect_ratio = 4.0 / 3.0;
309 size_t retro_serialize_size(void)
311 // it's currently 4380651-4397047 bytes,
312 // but have some reserved for future
322 static void *save_open(const char *name, const char *mode)
326 if (name == NULL || mode == NULL)
329 fp = malloc(sizeof(*fp));
333 fp->buf = (char *)name;
335 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
340 static int save_read(void *file, void *buf, u32 len)
342 struct save_fp *fp = file;
343 if (fp == NULL || buf == NULL)
346 memcpy(buf, fp->buf + fp->pos, len);
351 static int save_write(void *file, const void *buf, u32 len)
353 struct save_fp *fp = file;
354 if (fp == NULL || buf == NULL)
357 memcpy(fp->buf + fp->pos, buf, len);
362 static long save_seek(void *file, long offs, int whence)
364 struct save_fp *fp = file;
380 static void save_close(void *file)
382 struct save_fp *fp = file;
383 size_t r_size = retro_serialize_size();
387 if (fp->pos > r_size)
388 SysPrintf("ERROR: save buffer overflow detected\n");
389 else if (fp->is_write && fp->pos < r_size)
390 // make sure we don't save trash in leftover space
391 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
395 bool retro_serialize(void *data, size_t size)
397 int ret = SaveState(data);
398 return ret == 0 ? true : false;
401 bool retro_unserialize(const void *data, size_t size)
403 int ret = LoadState(data);
404 return ret == 0 ? true : false;
408 void retro_cheat_reset(void)
413 void retro_cheat_set(unsigned index, bool enabled, const char *code)
418 // cheat funcs are destructive, need a copy..
419 strncpy(buf, code, sizeof(buf));
420 buf[sizeof(buf) - 1] = 0;
422 if (index < NumCheats)
423 ret = EditCheat(index, "", buf);
425 ret = AddCheat("", buf);
428 SysPrintf("Failed to set cheat %#u\n", index);
429 else if (index < NumCheats)
430 Cheats[index].Enabled = enabled;
433 /* multidisk support */
434 static bool disk_ejected;
435 static unsigned int disk_current_index;
436 static unsigned int disk_count;
437 static struct disks_state {
439 int internal_index; // for multidisk eboots
442 static bool disk_set_eject_state(bool ejected)
445 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
448 disk_ejected = ejected;
452 static bool disk_get_eject_state(void)
454 /* can't be controlled by emulated software */
458 static unsigned int disk_get_image_index(void)
460 return disk_current_index;
463 static bool disk_set_image_index(unsigned int index)
465 if (index >= sizeof(disks) / sizeof(disks[0]))
469 CdromLabel[0] = '\0';
471 if (disks[index].fname == NULL) {
472 SysPrintf("missing disk #%u\n", index);
475 // RetroArch specifies "no disk" with index == count,
476 // so don't fail here..
477 disk_current_index = index;
481 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
482 disks[index].fname, disks[index].internal_index);
484 cdrIsoMultidiskSelect = disks[index].internal_index;
485 set_cd_image(disks[index].fname);
486 if (ReloadCdromPlugin() < 0) {
487 SysPrintf("failed to load cdr plugin\n");
490 if (CDR_open() < 0) {
491 SysPrintf("failed to open cdr plugin\n");
496 SetCdOpenCaseTime(time(NULL) + 2);
500 disk_current_index = index;
504 static unsigned int disk_get_num_images(void)
509 static bool disk_replace_image_index(unsigned index,
510 const struct retro_game_info *info)
515 if (index >= sizeof(disks) / sizeof(disks[0]))
518 old_fname = disks[index].fname;
519 disks[index].fname = NULL;
520 disks[index].internal_index = 0;
523 disks[index].fname = strdup(info->path);
524 if (index == disk_current_index)
525 ret = disk_set_image_index(index);
528 if (old_fname != NULL)
534 static bool disk_add_image_index(void)
543 static struct retro_disk_control_callback disk_control = {
544 .set_eject_state = disk_set_eject_state,
545 .get_eject_state = disk_get_eject_state,
546 .get_image_index = disk_get_image_index,
547 .set_image_index = disk_set_image_index,
548 .get_num_images = disk_get_num_images,
549 .replace_image_index = disk_replace_image_index,
550 .add_image_index = disk_add_image_index,
553 // just in case, maybe a win-rt port in the future?
560 static char base_dir[PATH_MAX];
562 static bool read_m3u(const char *file)
566 FILE *f = fopen(file, "r");
570 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
573 char *carrige_return = strchr(line, '\r');
575 *carrige_return = '\0';
576 char *newline = strchr(line, '\n');
582 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
583 disks[disk_count++].fname = strdup(name);
588 return (disk_count != 0);
591 static void extract_directory(char *buf, const char *path, size_t size)
594 strncpy(buf, path, size - 1);
595 buf[size - 1] = '\0';
597 base = strrchr(buf, '/');
599 base = strrchr(buf, '\\');
610 #if defined(__QNX__) || defined(_WIN32)
611 /* Blackberry QNX doesn't have strcasestr */
614 * Find the first occurrence of find in s, ignore case.
617 strcasestr(const char *s, const char*find)
622 if ((c = *find++) != 0) {
623 c = tolower((unsigned char)c);
627 if ((sc = *s++) == 0)
629 } while ((char)tolower((unsigned char)sc) != c);
630 } while (strncasecmp(s, find, len) != 0);
637 bool retro_load_game(const struct retro_game_info *info)
640 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
642 struct retro_input_descriptor desc[] = {
643 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
644 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
645 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
646 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
647 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
648 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
649 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
650 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
651 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
652 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
653 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
654 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
655 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
656 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
657 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
658 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
659 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
660 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
661 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
662 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
665 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
666 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
667 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
668 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
669 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
670 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
671 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
672 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
673 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
674 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
675 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
676 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
677 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
678 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
679 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
680 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
681 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
682 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
683 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
684 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
686 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
687 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
688 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
689 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
690 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
691 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
692 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
693 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
694 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
695 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
696 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
697 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
698 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
699 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
700 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
701 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
702 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
703 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
704 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
705 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
707 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
708 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
709 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
710 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
711 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
712 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
713 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
714 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
715 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
716 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
717 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
718 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
719 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
720 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
721 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
722 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
723 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
724 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
725 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
726 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
728 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
729 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
730 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
731 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
732 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
733 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
734 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
735 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
736 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
737 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
738 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
739 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
740 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
741 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
742 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
743 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
744 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
745 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
746 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
747 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
749 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
750 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
751 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
752 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
753 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
754 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
755 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
756 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
757 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
758 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
759 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
760 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
761 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
762 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
763 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
764 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
765 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
766 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
767 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
768 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
770 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
771 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
772 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
773 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
774 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
775 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
776 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
777 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
778 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
779 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
780 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
781 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
782 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
783 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
784 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
785 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
786 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
787 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
788 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
789 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
791 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
792 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
793 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
794 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
795 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
796 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
797 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
798 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
799 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
800 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
801 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
802 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
803 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
804 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
805 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
806 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
807 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
808 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
809 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
810 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
815 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
817 #ifdef FRONTEND_SUPPORTS_RGB565
818 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
819 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
820 SysPrintf("RGB565 supported, using it\n");
824 if (info == NULL || info->path == NULL) {
825 SysPrintf("info->path required\n");
829 if (plugins_opened) {
834 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
835 if (disks[i].fname != NULL) {
836 free(disks[i].fname);
837 disks[i].fname = NULL;
839 disks[i].internal_index = 0;
842 disk_current_index = 0;
843 extract_directory(base_dir, info->path, sizeof(base_dir));
846 if (!read_m3u(info->path)) {
847 SysPrintf("failed to read m3u file\n");
852 disks[0].fname = strdup(info->path);
855 set_cd_image(disks[0].fname);
857 /* have to reload after set_cd_image for correct cdr plugin */
858 if (LoadPlugins() == -1) {
859 SysPrintf("failed to load plugins\n");
866 if (OpenPlugins() == -1) {
867 SysPrintf("failed to open plugins\n");
871 plugin_call_rearmed_cbs();
875 if (CheckCdrom() == -1) {
876 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
882 if (LoadCdrom() == -1) {
883 SysPrintf("could not load CD-ROM!\n");
890 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
891 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
892 disks[i].fname = strdup(info->path);
893 disks[i].internal_index = i;
900 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
905 void retro_unload_game(void)
909 unsigned retro_get_region(void)
911 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
914 void *retro_get_memory_data(unsigned id)
916 if (id == RETRO_MEMORY_SAVE_RAM)
922 size_t retro_get_memory_size(unsigned id)
924 if (id == RETRO_MEMORY_SAVE_RAM)
930 void retro_reset(void)
935 static const unsigned short retro_psx_map[] = {
936 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
937 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
938 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
939 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
940 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
941 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
942 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
943 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
944 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
945 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
946 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
947 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
948 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
949 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
950 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
951 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
953 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
955 static void update_variables(bool in_flight)
957 struct retro_variable var;
960 var.key = "pcsx_rearmed_frameskip";
962 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
963 pl_rearmed_cbs.frameskip = atoi(var.value);
966 var.key = "pcsx_rearmed_region";
968 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
971 if (strcmp(var.value, "Automatic") == 0)
973 else if (strcmp(var.value, "NTSC") == 0)
975 else if (strcmp(var.value, "PAL") == 0)
980 var.key = "pcsx_rearmed_pad1type";
982 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
984 in_type1 = PSE_PAD_TYPE_STANDARD;
985 if (strcmp(var.value, "analog") == 0)
986 in_type1 = PSE_PAD_TYPE_ANALOGPAD;
990 var.key = "pcsx_rearmed_pad2type";
992 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
994 in_type2 = PSE_PAD_TYPE_STANDARD;
995 if (strcmp(var.value, "analog") == 0)
996 in_type2 = PSE_PAD_TYPE_ANALOGPAD;
1001 var.key = "pcsx_rearmed_neon_interlace_enable";
1003 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1005 if (strcmp(var.value, "disabled") == 0)
1006 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1007 else if (strcmp(var.value, "enabled") == 0)
1008 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1012 var.key = "pcsx_rearmed_neon_enhancement_enable";
1014 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1016 if (strcmp(var.value, "disabled") == 0)
1017 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1018 else if (strcmp(var.value, "enabled") == 0)
1019 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1023 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1025 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1027 if (strcmp(var.value, "disabled") == 0)
1028 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1029 else if (strcmp(var.value, "enabled") == 0)
1030 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1035 var.key = "pcsx_rearmed_duping_enable";
1037 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1039 if (strcmp(var.value, "off") == 0)
1040 duping_enable = false;
1041 else if (strcmp(var.value, "on") == 0)
1042 duping_enable = true;
1047 var.key = "pcsx_rearmed_drc";
1049 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1051 R3000Acpu *prev_cpu = psxCpu;
1053 if (strcmp(var.value, "disabled") == 0)
1054 Config.Cpu = CPU_INTERPRETER;
1055 else if (strcmp(var.value, "enabled") == 0)
1056 Config.Cpu = CPU_DYNAREC;
1058 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1059 if (psxCpu != prev_cpu) {
1060 prev_cpu->Shutdown();
1062 psxCpu->Reset(); // not really a reset..
1066 psxCpu->ApplyConfig();
1069 var.key = "pcsx_rearmed_spu_reverb";
1071 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1073 if (strcmp(var.value, "off") == 0)
1074 spu_config.iUseReverb = false;
1075 else if (strcmp(var.value, "on") == 0)
1076 spu_config.iUseReverb = true;
1080 var.key = "pcsx_rearmed_spu_interpolation";
1082 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1084 if (strcmp(var.value, "simple") == 0)
1085 spu_config.iUseInterpolation = 1;
1086 else if (strcmp(var.value, "gaussian") == 0)
1087 spu_config.iUseInterpolation = 2;
1088 else if (strcmp(var.value, "cubic") == 0)
1089 spu_config.iUseInterpolation = 3;
1090 else if (strcmp(var.value, "off") == 0)
1091 spu_config.iUseInterpolation = 0;
1095 // inform core things about possible config changes
1096 plugin_call_rearmed_cbs();
1098 if (GPU_open != NULL && GPU_close != NULL) {
1100 GPU_open(&gpuDisp, "PCSX", NULL);
1107 void retro_run(void)
1113 bool updated = false;
1114 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1115 update_variables(true);
1118 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1119 if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
1120 in_keystate |= retro_psx_map[i];
1122 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1123 if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i))
1124 in_keystate |= retro_psx_map[i];
1126 if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
1128 in_a1[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1129 in_a1[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1130 in_a2[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1131 in_a2[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1137 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1138 vout_width, vout_height, vout_width * 2);
1142 static bool try_use_bios(const char *path)
1148 f = fopen(path, "rb");
1152 fseek(f, 0, SEEK_END);
1156 if (size != 512 * 1024)
1159 name = strrchr(path, SLASH);
1162 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1167 #include <sys/types.h>
1170 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1176 dir = opendir(dirpath);
1180 while ((ent = readdir(dir))) {
1181 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1184 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1185 ret = try_use_bios(path);
1193 #define find_any_bios(...) false
1196 static void check_system_specs(void)
1199 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1202 void retro_init(void)
1204 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1208 bool found_bios = false;
1211 // magic sauce to make the dynarec work on iOS
1212 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1215 ret = emu_core_preinit();
1216 ret |= emu_core_init();
1218 SysPrintf("PCSX init failed.\n");
1222 #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)
1223 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1225 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1228 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1230 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s/", dir);
1232 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1233 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
1234 found_bios = try_use_bios(path);
1240 found_bios = find_any_bios(dir, path, sizeof(path));
1243 SysPrintf("found BIOS file: %s\n", Config.Bios);
1247 SysPrintf("no BIOS files found.\n");
1248 struct retro_message msg =
1250 "no BIOS found, expect bugs!",
1253 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1256 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
1257 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
1258 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1260 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1261 * we have to do this because cache misses and some IO penalties
1262 * are not emulated. Warning: changing this may break compatibility. */
1263 cycle_multiplier = 175;
1264 #ifdef HAVE_PRE_ARMV7
1265 cycle_multiplier = 200;
1267 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1268 spu_config.iUseFixedUpdates = 1;
1272 init_memcard(Mcd1Data);
1274 SaveFuncs.open = save_open;
1275 SaveFuncs.read = save_read;
1276 SaveFuncs.write = save_write;
1277 SaveFuncs.seek = save_seek;
1278 SaveFuncs.close = save_close;
1280 update_variables(false);
1281 check_system_specs();
1284 void retro_deinit(void)