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
14 #include "../libpcsxcore/misc.h"
15 #include "../libpcsxcore/psxcounters.h"
16 #include "../libpcsxcore/psxmem_map.h"
17 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
18 #include "../libpcsxcore/cdrom.h"
19 #include "../libpcsxcore/cdriso.h"
20 #include "../libpcsxcore/cheat.h"
21 #include "../plugins/dfsound/out.h"
22 #include "../plugins/dfsound/spu_config.h"
23 #include "../plugins/dfinput/externals.h"
27 #include "plugin_lib.h"
31 static retro_video_refresh_t video_cb;
32 static retro_input_poll_t input_poll_cb;
33 static retro_input_state_t input_state_cb;
34 static retro_environment_t environ_cb;
35 static retro_audio_sample_batch_t audio_batch_cb;
37 static void *vout_buf;
38 static int vout_width, vout_height;
39 static int vout_doffs_old, vout_fb_dirty;
40 static bool vout_can_dupe;
41 static bool duping_enable;
43 static int plugins_opened;
44 static int is_pal_mode;
46 /* memory card data */
47 extern char Mcd1Data[MCD_SIZE];
48 extern char McdDisable[2];
50 /* PCSX ReARMed core calls and stuff */
51 int in_type1, in_type2;
52 int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
54 int in_enable_vibration;
56 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
57 #define VOUT_MAX_WIDTH 1024
58 #define VOUT_MAX_HEIGHT 512
60 static void init_memcard(char *mcd_data)
65 memset(mcd_data, 0, MCD_SIZE);
67 mcd_data[off++] = 'M';
68 mcd_data[off++] = 'C';
70 mcd_data[off++] = 0x0e;
72 for (i = 0; i < 15; i++) {
73 mcd_data[off++] = 0xa0;
75 mcd_data[off++] = 0xff;
76 mcd_data[off++] = 0xff;
78 mcd_data[off++] = 0xa0;
81 for (i = 0; i < 20; i++) {
82 mcd_data[off++] = 0xff;
83 mcd_data[off++] = 0xff;
84 mcd_data[off++] = 0xff;
85 mcd_data[off++] = 0xff;
87 mcd_data[off++] = 0xff;
88 mcd_data[off++] = 0xff;
93 static int vout_open(void)
98 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
104 #ifndef FRONTEND_SUPPORTS_RGB565
105 static void convert(void *buf, size_t bytes)
107 unsigned int i, v, *p = buf;
109 for (i = 0; i < bytes / 4; i++) {
111 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
116 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
118 unsigned short *dest = vout_buf;
119 const unsigned short *src = vram;
120 int dstride = vout_width, h1 = h;
125 memset(vout_buf, 0, dstride * h * 2);
129 doffs = (vout_height - h) * dstride;
130 doffs += (dstride - w) / 2 & ~1;
131 if (doffs != vout_doffs_old) {
133 memset(vout_buf, 0, dstride * h * 2);
134 vout_doffs_old = doffs;
140 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
141 for (; h1-- > 0; dest += dstride, src += stride)
143 bgr888_to_rgb565(dest, src, w * 3);
148 for (; h1-- > 0; dest += dstride, src += stride)
150 bgr555_to_rgb565(dest, src, w * 2);
155 #ifndef FRONTEND_SUPPORTS_RGB565
156 convert(vout_buf, vout_width * vout_height * 2);
159 pl_rearmed_cbs.flip_cnt++;
162 static void vout_close(void)
166 static void *pl_mmap(unsigned int size)
168 return psxMap(0, size, 0, MAP_TAG_VRAM);
171 static void pl_munmap(void *ptr, unsigned int size)
173 psxUnmap(ptr, size, MAP_TAG_VRAM);
176 struct rearmed_cbs pl_rearmed_cbs = {
177 .pl_vout_open = vout_open,
178 .pl_vout_set_mode = vout_set_mode,
179 .pl_vout_flip = vout_flip,
180 .pl_vout_close = vout_close,
183 /* from psxcounters */
184 .gpu_hcnt = &hSyncCount,
185 .gpu_frame_count = &frame_counter,
188 void pl_frame_limit(void)
190 /* called once per frame, make psxCpu->Execute() above return */
194 void pl_timing_prepare(int is_pal)
196 is_pal_mode = is_pal;
199 void plat_trigger_vibrate(int is_strong)
203 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
208 static int snd_init(void)
213 static void snd_finish(void)
217 static int snd_busy(void)
222 static void snd_feed(void *buf, int bytes)
224 if (audio_batch_cb != NULL)
225 audio_batch_cb(buf, bytes / 4);
228 void out_register_libretro(struct out_driver *drv)
230 drv->name = "libretro";
231 drv->init = snd_init;
232 drv->finish = snd_finish;
233 drv->busy = snd_busy;
234 drv->feed = snd_feed;
238 void retro_set_environment(retro_environment_t cb)
240 static const struct retro_variable vars[] = {
241 { "frameskip", "Frameskip; 0|1|2|3" },
242 { "region", "Region; Auto|NTSC|PAL" },
243 { "pad1type", "Pad 1 Type; standard|analog" },
245 { "rearmed_drc", "Dynamic recompiler; enabled|disabled" },
248 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
249 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
250 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
252 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
253 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
254 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
260 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
263 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
264 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
265 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
266 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
267 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
269 unsigned retro_api_version(void)
271 return RETRO_API_VERSION;
274 void retro_set_controller_port_device(unsigned port, unsigned device)
278 void retro_get_system_info(struct retro_system_info *info)
280 memset(info, 0, sizeof(*info));
281 info->library_name = "PCSX-ReARMed";
282 info->library_version = "r19";
283 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
284 info->need_fullpath = true;
287 void retro_get_system_av_info(struct retro_system_av_info *info)
289 memset(info, 0, sizeof(*info));
290 info->timing.fps = is_pal_mode ? 50 : 60;
291 info->timing.sample_rate = 44100;
292 info->geometry.base_width = 320;
293 info->geometry.base_height = 240;
294 info->geometry.max_width = VOUT_MAX_WIDTH;
295 info->geometry.max_height = VOUT_MAX_HEIGHT;
296 info->geometry.aspect_ratio = 4.0 / 3.0;
300 size_t retro_serialize_size(void)
302 // it's currently 4380651 bytes, but have some reserved for future
312 static void *save_open(const char *name, const char *mode)
316 if (name == NULL || mode == NULL)
319 fp = malloc(sizeof(*fp));
323 fp->buf = (char *)name;
325 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
330 static int save_read(void *file, void *buf, u32 len)
332 struct save_fp *fp = file;
333 if (fp == NULL || buf == NULL)
336 memcpy(buf, fp->buf + fp->pos, len);
341 static int save_write(void *file, const void *buf, u32 len)
343 struct save_fp *fp = file;
344 if (fp == NULL || buf == NULL)
347 memcpy(fp->buf + fp->pos, buf, len);
352 static long save_seek(void *file, long offs, int whence)
354 struct save_fp *fp = file;
370 static void save_close(void *file)
372 struct save_fp *fp = file;
373 size_t r_size = retro_serialize_size();
377 if (fp->pos > r_size)
378 SysPrintf("ERROR: save buffer overflow detected\n");
379 else if (fp->is_write && fp->pos < r_size)
380 // make sure we don't save trash in leftover space
381 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
385 bool retro_serialize(void *data, size_t size)
387 int ret = SaveState(data);
388 return ret == 0 ? true : false;
391 bool retro_unserialize(const void *data, size_t size)
393 int ret = LoadState(data);
394 return ret == 0 ? true : false;
398 void retro_cheat_reset(void)
403 void retro_cheat_set(unsigned index, bool enabled, const char *code)
408 // cheat funcs are destructive, need a copy..
409 strncpy(buf, code, sizeof(buf));
410 buf[sizeof(buf) - 1] = 0;
412 if (index < NumCheats)
413 ret = EditCheat(index, "", buf);
415 ret = AddCheat("", buf);
418 SysPrintf("Failed to set cheat %#u\n", index);
419 else if (index < NumCheats)
420 Cheats[index].Enabled = enabled;
423 /* multidisk support */
424 static bool disk_ejected;
425 static unsigned int disk_current_index;
426 static unsigned int disk_count;
427 static struct disks_state {
429 int internal_index; // for multidisk eboots
432 static bool disk_set_eject_state(bool ejected)
435 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
438 disk_ejected = ejected;
442 static bool disk_get_eject_state(void)
444 /* can't be controlled by emulated software */
448 static unsigned int disk_get_image_index(void)
450 return disk_current_index;
453 static bool disk_set_image_index(unsigned int index)
455 if (index >= sizeof(disks) / sizeof(disks[0]))
459 CdromLabel[0] = '\0';
461 if (disks[index].fname == NULL) {
462 SysPrintf("missing disk #%u\n", index);
465 // RetroArch specifies "no disk" with index == count,
466 // so don't fail here..
467 disk_current_index = index;
471 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
472 disks[index].fname, disks[index].internal_index);
474 cdrIsoMultidiskSelect = disks[index].internal_index;
475 set_cd_image(disks[index].fname);
476 if (ReloadCdromPlugin() < 0) {
477 SysPrintf("failed to load cdr plugin\n");
480 if (CDR_open() < 0) {
481 SysPrintf("failed to open cdr plugin\n");
486 SetCdOpenCaseTime(time(NULL) + 2);
490 disk_current_index = index;
494 static unsigned int disk_get_num_images(void)
499 static bool disk_replace_image_index(unsigned index,
500 const struct retro_game_info *info)
505 if (index >= sizeof(disks) / sizeof(disks[0]))
508 old_fname = disks[index].fname;
509 disks[index].fname = NULL;
510 disks[index].internal_index = 0;
513 disks[index].fname = strdup(info->path);
514 if (index == disk_current_index)
515 ret = disk_set_image_index(index);
518 if (old_fname != NULL)
524 static bool disk_add_image_index(void)
533 static struct retro_disk_control_callback disk_control = {
534 .set_eject_state = disk_set_eject_state,
535 .get_eject_state = disk_get_eject_state,
536 .get_image_index = disk_get_image_index,
537 .set_image_index = disk_set_image_index,
538 .get_num_images = disk_get_num_images,
539 .replace_image_index = disk_replace_image_index,
540 .add_image_index = disk_add_image_index,
543 // just in case, maybe a win-rt port in the future?
550 static char base_dir[PATH_MAX];
552 static bool read_m3u(const char *file)
556 FILE *f = fopen(file, "r");
560 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
563 char *carrige_return = strchr(line, '\r');
565 *carrige_return = '\0';
566 char *newline = strchr(line, '\n');
572 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
573 disks[disk_count++].fname = strdup(name);
578 return (disk_count != 0);
581 static void extract_directory(char *buf, const char *path, size_t size)
584 strncpy(buf, path, size - 1);
585 buf[size - 1] = '\0';
587 base = strrchr(buf, '/');
589 base = strrchr(buf, '\\');
601 /* Blackberry QNX doesn't have strcasestr */
604 * Find the first occurrence of find in s, ignore case.
607 strcasestr(const char *s, const char*find)
612 if ((c = *find++) != 0) {
613 c = tolower((unsigned char)c);
617 if ((sc = *s++) == 0)
619 } while ((char)tolower((unsigned char)sc) != c);
620 } while (strncasecmp(s, find, len) != 0);
627 bool retro_load_game(const struct retro_game_info *info)
630 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
632 struct retro_input_descriptor desc[] = {
633 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
634 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
635 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
636 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
637 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
638 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
639 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
640 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
641 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
642 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
643 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
644 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
645 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
646 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
647 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
648 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
649 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
650 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
651 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
652 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
655 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
656 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
657 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
658 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
659 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
660 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
661 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
662 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
663 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
664 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
665 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
666 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
667 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
668 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
669 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
670 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
671 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
672 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
673 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
674 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
676 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
677 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
678 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
679 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
680 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
681 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
682 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
683 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
684 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
685 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
686 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
687 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
688 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
689 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
690 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
691 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
692 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
693 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
694 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
695 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
697 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
698 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
699 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
700 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
701 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
702 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
703 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
704 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
705 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
706 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
707 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
708 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
709 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
710 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
711 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
712 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
713 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
714 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
715 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
716 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
718 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
719 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
720 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
721 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
722 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
723 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
724 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
725 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
726 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
727 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
728 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
729 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
730 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
731 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
732 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
733 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
734 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
735 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
736 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
737 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
739 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
740 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
741 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
742 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
743 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
744 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
745 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
746 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
747 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
748 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
749 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
750 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
751 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
752 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
753 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
754 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
755 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
756 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
757 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
758 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
760 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
761 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
762 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
763 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
764 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
765 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
766 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
767 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
768 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
769 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
770 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
771 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
772 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
773 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
774 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
775 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
776 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
777 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
778 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
779 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
781 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
782 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
783 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
784 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
785 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
786 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
787 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
788 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
789 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
790 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
791 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
792 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
793 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
794 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
795 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
796 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
797 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
798 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
799 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
800 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
805 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
807 #ifdef FRONTEND_SUPPORTS_RGB565
808 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
809 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
810 SysPrintf("RGB565 supported, using it\n");
814 if (info == NULL || info->path == NULL) {
815 SysPrintf("info->path required\n");
819 if (plugins_opened) {
824 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
825 if (disks[i].fname != NULL) {
826 free(disks[i].fname);
827 disks[i].fname = NULL;
829 disks[i].internal_index = 0;
832 disk_current_index = 0;
833 extract_directory(base_dir, info->path, sizeof(base_dir));
836 if (!read_m3u(info->path)) {
837 SysPrintf("failed to read m3u file\n");
842 disks[0].fname = strdup(info->path);
845 set_cd_image(disks[0].fname);
847 /* have to reload after set_cd_image for correct cdr plugin */
848 if (LoadPlugins() == -1) {
849 SysPrintf("failed to load plugins\n");
856 if (OpenPlugins() == -1) {
857 SysPrintf("failed to open plugins\n");
861 plugin_call_rearmed_cbs();
865 if (CheckCdrom() == -1) {
866 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
872 if (LoadCdrom() == -1) {
873 SysPrintf("could not load CD-ROM!\n");
880 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
881 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
882 disks[i].fname = strdup(info->path);
883 disks[i].internal_index = i;
890 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
895 void retro_unload_game(void)
899 unsigned retro_get_region(void)
901 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
904 void *retro_get_memory_data(unsigned id)
906 if (id == RETRO_MEMORY_SAVE_RAM)
912 size_t retro_get_memory_size(unsigned id)
914 if (id == RETRO_MEMORY_SAVE_RAM)
920 void retro_reset(void)
925 static const unsigned short retro_psx_map[] = {
926 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
927 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
928 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
929 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
930 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
931 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
932 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
933 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
934 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
935 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
936 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
937 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
938 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
939 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
940 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
941 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
943 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
945 static void update_variables(bool in_flight)
947 struct retro_variable var;
950 var.key = "frameskip";
952 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
953 pl_rearmed_cbs.frameskip = atoi(var.value);
958 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
961 if (strcmp(var.value, "Automatic") == 0)
963 else if (strcmp(var.value, "NTSC") == 0)
965 else if (strcmp(var.value, "PAL") == 0)
970 var.key = "pad1type";
972 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
974 in_type1 = PSE_PAD_TYPE_STANDARD;
975 if (strcmp(var.value, "analog") == 0)
976 in_type1 = PSE_PAD_TYPE_ANALOGPAD;
981 var.key = "pcsx_rearmed_neon_interlace_enable";
983 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
985 if (strcmp(var.value, "disabled") == 0)
986 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
987 else if (strcmp(var.value, "enabled") == 0)
988 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
992 var.key = "pcsx_rearmed_neon_enhancement_enable";
994 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
996 if (strcmp(var.value, "disabled") == 0)
997 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
998 else if (strcmp(var.value, "enabled") == 0)
999 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1003 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1005 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1007 if (strcmp(var.value, "disabled") == 0)
1008 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1009 else if (strcmp(var.value, "enabled") == 0)
1010 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1015 var.key = "pcsx_rearmed_duping_enable";
1017 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1019 if (strcmp(var.value, "off") == 0)
1020 duping_enable = false;
1021 else if (strcmp(var.value, "on") == 0)
1022 duping_enable = true;
1027 var.key = "rearmed_drc";
1029 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1031 R3000Acpu *prev_cpu = psxCpu;
1033 if (strcmp(var.value, "disabled") == 0)
1034 Config.Cpu = CPU_INTERPRETER;
1035 else if (strcmp(var.value, "enabled") == 0)
1036 Config.Cpu = CPU_DYNAREC;
1038 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1039 if (psxCpu != prev_cpu) {
1040 prev_cpu->Shutdown();
1042 psxCpu->Reset(); // not really a reset..
1048 var.key = "pcsx_rearmed_spu_reverb";
1050 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1052 if (strcmp(var.value, "off") == 0)
1053 spu_config.iUseReverb = false;
1054 else if (strcmp(var.value, "on") == 0)
1055 spu_config.iUseReverb = true;
1059 var.key = "pcsx_rearmed_spu_interpolation";
1061 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1063 if (strcmp(var.value, "simple") == 0)
1064 spu_config.iUseInterpolation = 1;
1065 else if (strcmp(var.value, "gaussian") == 0)
1066 spu_config.iUseInterpolation = 2;
1067 else if (strcmp(var.value, "cubic") == 0)
1068 spu_config.iUseInterpolation = 3;
1069 else if (strcmp(var.value, "off") == 0)
1070 spu_config.iUseInterpolation = 0;
1074 // inform core things about possible config changes
1075 plugin_call_rearmed_cbs();
1077 if (GPU_open != NULL && GPU_close != NULL) {
1079 GPU_open(&gpuDisp, "PCSX", NULL);
1086 void retro_run(void)
1092 bool updated = false;
1093 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1094 update_variables(true);
1097 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1098 if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
1099 in_keystate |= retro_psx_map[i];
1101 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1102 if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i))
1103 in_keystate |= retro_psx_map[i];
1105 if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
1107 in_a1[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1108 in_a1[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1109 in_a2[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1110 in_a2[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1116 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1117 vout_width, vout_height, vout_width * 2);
1121 static bool try_use_bios(const char *path)
1127 f = fopen(path, "rb");
1131 fseek(f, 0, SEEK_END);
1135 if (size != 512 * 1024)
1138 name = strrchr(path, SLASH);
1141 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1146 #include <sys/types.h>
1149 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1155 dir = opendir(dirpath);
1159 while ((ent = readdir(dir))) {
1160 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1163 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1164 ret = try_use_bios(path);
1172 #define find_any_bios(...) false
1175 static void check_system_specs(void)
1178 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1181 void retro_init(void)
1183 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1187 bool found_bios = false;
1189 ret = emu_core_preinit();
1190 ret |= emu_core_init();
1192 SysPrintf("PCSX init failed.\n");
1196 #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)
1197 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1199 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1202 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1204 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s/", dir);
1206 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1207 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
1208 found_bios = try_use_bios(path);
1214 found_bios = find_any_bios(dir, path, sizeof(path));
1217 SysPrintf("found BIOS file: %s\n", Config.Bios);
1221 SysPrintf("no BIOS files found.\n");
1222 struct retro_message msg =
1224 "no BIOS found, expect bugs!",
1227 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1230 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
1231 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
1233 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1234 * we have to do this because cache misses and some IO penalties
1235 * are not emulated. Warning: changing this may break compatibility. */
1236 #if !defined(__arm__) || defined(__ARM_ARCH_7A__)
1237 cycle_multiplier = 175;
1239 cycle_multiplier = 200;
1244 init_memcard(Mcd1Data);
1246 SaveFuncs.open = save_open;
1247 SaveFuncs.read = save_read;
1248 SaveFuncs.write = save_write;
1249 SaveFuncs.seek = save_seek;
1250 SaveFuncs.close = save_close;
1252 update_variables(false);
1253 check_system_specs();
1256 void retro_deinit(void)