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 "../libpcsxcore/r3000a.h"
26 #include "../plugins/dfsound/out.h"
27 #include "../plugins/dfsound/spu_config.h"
28 #include "../plugins/dfinput/externals.h"
32 #include "plugin_lib.h"
33 #include "arm_features.h"
38 #include "3ds/3ds_utils.h"
41 #define PORTS_NUMBER 8
44 #define MIN(a, b) ((a) < (b) ? (a) : (b))
48 #define MAX(a, b) ((a) > (b) ? (a) : (b))
51 #define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
53 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
54 static int rebootemu = 0;
56 static retro_video_refresh_t video_cb;
57 static retro_input_poll_t input_poll_cb;
58 static retro_input_state_t input_state_cb;
59 static retro_environment_t environ_cb;
60 static retro_audio_sample_batch_t audio_batch_cb;
61 static retro_set_rumble_state_t rumble_cb;
62 static struct retro_log_callback logging;
63 static retro_log_printf_t log_cb;
65 static void *vout_buf;
66 static void * vout_buf_ptr;
67 static int vout_width, vout_height;
68 static int vout_doffs_old, vout_fb_dirty;
69 static bool vout_can_dupe;
70 static bool duping_enable;
71 static bool found_bios;
73 static int plugins_opened;
74 static int is_pal_mode;
76 /* memory card data */
77 extern char Mcd1Data[MCD_SIZE];
78 extern char Mcd2Data[MCD_SIZE];
79 extern char McdDisable[2];
81 /* PCSX ReARMed core calls and stuff */
82 int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
83 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
84 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
85 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
86 int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
87 int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
88 unsigned short in_keystate[PORTS_NUMBER];
91 int in_enable_vibration = 1;
93 // NegCon adjustment parameters
94 // > The NegCon 'twist' action is somewhat awkward when mapped
95 // to a standard analog stick -> user should be able to tweak
96 // response/deadzone for comfort
97 // > When response is linear, 'additional' deadzone (set here)
98 // may be left at zero, since this is normally handled via in-game
100 // > When response is non-linear, deadzone should be set to match the
101 // controller being used (otherwise precision may be lost)
102 // > negcon_linearity:
103 // - 1: Response is linear - recommended when using racing wheel
104 // peripherals, not recommended for standard gamepads
105 // - 2: Response is quadratic - optimal setting for gamepads
106 // - 3: Response is cubic - enables precise fine control, but
107 // difficult to use...
108 #define NEGCON_RANGE 0x7FFF
109 static int negcon_deadzone = 0;
110 static int negcon_linearity = 1;
112 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
113 #define VOUT_MAX_WIDTH 1024
114 #define VOUT_MAX_HEIGHT 512
117 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
118 void retro_unload_game(void){}
119 static int vout_open(void){return 0;}
120 static void vout_close(void){}
121 static int snd_init(void){return 0;}
122 static void snd_finish(void){}
123 static int snd_busy(void){return 0;}
125 static void init_memcard(char *mcd_data)
130 memset(mcd_data, 0, MCD_SIZE);
132 mcd_data[off++] = 'M';
133 mcd_data[off++] = 'C';
135 mcd_data[off++] = 0x0e;
137 for (i = 0; i < 15; i++) {
138 mcd_data[off++] = 0xa0;
140 mcd_data[off++] = 0xff;
141 mcd_data[off++] = 0xff;
143 mcd_data[off++] = 0xa0;
146 for (i = 0; i < 20; i++) {
147 mcd_data[off++] = 0xff;
148 mcd_data[off++] = 0xff;
149 mcd_data[off++] = 0xff;
150 mcd_data[off++] = 0xff;
152 mcd_data[off++] = 0xff;
153 mcd_data[off++] = 0xff;
158 static void set_vout_fb()
160 struct retro_framebuffer fb = {0};
162 fb.width = vout_width;
163 fb.height = vout_height;
164 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
166 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
167 vout_buf_ptr = (uint16_t*)fb.data;
169 vout_buf_ptr = vout_buf;
172 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
180 #ifndef FRONTEND_SUPPORTS_RGB565
181 static void convert(void *buf, size_t bytes)
183 unsigned int i, v, *p = buf;
185 for (i = 0; i < bytes / 4; i++) {
187 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
192 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
194 unsigned short *dest = vout_buf_ptr;
195 const unsigned short *src = vram;
196 int dstride = vout_width, h1 = h;
201 memset(vout_buf_ptr, 0, dstride * h * 2);
205 doffs = (vout_height - h) * dstride;
206 doffs += (dstride - w) / 2 & ~1;
207 if (doffs != vout_doffs_old) {
209 memset(vout_buf_ptr, 0, dstride * h * 2);
210 vout_doffs_old = doffs;
216 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
217 for (; h1-- > 0; dest += dstride, src += stride)
219 bgr888_to_rgb565(dest, src, w * 3);
224 for (; h1-- > 0; dest += dstride, src += stride)
226 bgr555_to_rgb565(dest, src, w * 2);
231 #ifndef FRONTEND_SUPPORTS_RGB565
232 convert(vout_buf_ptr, vout_width * vout_height * 2);
235 pl_rearmed_cbs.flip_cnt++;
247 psx_map_t custom_psx_maps[] = {
248 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
249 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
250 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
251 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
252 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
255 void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
263 psx_map_t* custom_map = custom_psx_maps;
265 for (; custom_map->size; custom_map++)
267 if ((custom_map->size == size) && (custom_map->tag == tag))
269 uint32_t ptr_aligned, tmp;
271 custom_map->buffer = malloc(size + 0x1000);
272 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
274 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
276 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
280 return (void*)custom_map->target_map;
288 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
294 psx_map_t* custom_map = custom_psx_maps;
296 for (; custom_map->size; custom_map++)
298 if ((custom_map->target_map == (uint32_t)ptr))
300 uint32_t ptr_aligned, tmp;
302 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
304 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
306 free(custom_map->buffer);
307 custom_map->buffer = NULL;
328 psx_map_t custom_psx_maps[] = {
329 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
330 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
331 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
332 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
333 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
336 int init_vita_mmap(){
339 addr = malloc(64*1024*1024);
342 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
343 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
344 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
345 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
346 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
347 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
349 for(n = 0; n < 5; n++){
350 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
356 void deinit_vita_mmap(){
360 void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
367 psx_map_t* custom_map = custom_psx_maps;
369 for (; custom_map->size; custom_map++)
371 if ((custom_map->size == size) && (custom_map->tag == tag))
373 return custom_map->buffer;
381 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
385 psx_map_t* custom_map = custom_psx_maps;
387 for (; custom_map->size; custom_map++)
389 if ((custom_map->buffer == ptr))
399 static void *pl_mmap(unsigned int size)
401 return psxMap(0, size, 0, MAP_TAG_VRAM);
404 static void pl_munmap(void *ptr, unsigned int size)
406 psxUnmap(ptr, size, MAP_TAG_VRAM);
409 struct rearmed_cbs pl_rearmed_cbs = {
410 .pl_vout_open = vout_open,
411 .pl_vout_set_mode = vout_set_mode,
412 .pl_vout_flip = vout_flip,
413 .pl_vout_close = vout_close,
416 /* from psxcounters */
417 .gpu_hcnt = &hSyncCount,
418 .gpu_frame_count = &frame_counter,
421 void pl_frame_limit(void)
423 /* called once per frame, make psxCpu->Execute() above return */
427 void pl_timing_prepare(int is_pal)
429 is_pal_mode = is_pal;
432 void plat_trigger_vibrate(int pad, int low, int high)
437 if (in_enable_vibration)
439 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
440 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
444 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
449 static void snd_feed(void *buf, int bytes)
451 if (audio_batch_cb != NULL)
452 audio_batch_cb(buf, bytes / 4);
455 void out_register_libretro(struct out_driver *drv)
457 drv->name = "libretro";
458 drv->init = snd_init;
459 drv->finish = snd_finish;
460 drv->busy = snd_busy;
461 drv->feed = snd_feed;
465 void retro_set_environment(retro_environment_t cb)
467 static const struct retro_variable vars[] = {
468 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
469 { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
470 { "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
471 { "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
472 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|dualshock|negcon" },
473 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|dualshock|negcon" },
474 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|dualshock|negcon" },
475 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|dualshock|negcon" },
476 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|dualshock|negcon" },
477 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|dualshock|negcon" },
478 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|dualshock|negcon" },
479 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|dualshock|negcon" },
480 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
481 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
482 { "pcsx_rearmed_negcon_deadzone", "NegCon Twist Deadzone (percent); 0|5|10|15|20|25|30" },
483 { "pcsx_rearmed_negcon_response", "NegCon Twist Response; linear|quadratic|cubic" },
484 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
485 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
487 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
488 #ifdef HAVE_PRE_ARMV7
489 { "pcsx_rearmed_psxclock", "PSX cpu clock (default 50); 50|51|52|53|54|55|5657|58|59|60|61|62|63|64|65|66|67|68|69|70|71|72|73|74|75|76|77|78|79|80|81|82|83|84|85|86|87|88|89|90|91|92|93|94|95|96|97|98|99|100|30|31|32|33|34|35|36|37|38|39|40|41|42|43|44|45|46|47|48|49" },
491 { "pcsx_rearmed_psxclock", "PSX cpu clock (default 57); 57|58|59|60|61|62|63|64|65|66|67|68|69|70|71|72|73|74|75|76|77|78|79|80|81|82|83|84|85|86|87|88|89|90|91|92|93|94|95|96|97|98|99|100|30|31|32|33|34|35|36|37|38|39|40|41|42|43|44|45|46|47|48|49|50|51|52|53|54|55|56" },
495 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
496 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
497 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
499 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
500 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
501 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
502 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
503 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
504 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
508 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
509 log_cb = logging.log;
513 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
516 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
517 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
518 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
519 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
520 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
522 unsigned retro_api_version(void)
524 return RETRO_API_VERSION;
527 static int controller_port_variable(unsigned port, struct retro_variable *var)
529 if (port >= PORTS_NUMBER)
538 var->key = "pcsx_rearmed_pad1type";
541 var->key = "pcsx_rearmed_pad2type";
544 var->key = "pcsx_rearmed_pad3type";
547 var->key = "pcsx_rearmed_pad4type";
550 var->key = "pcsx_rearmed_pad5type";
553 var->key = "pcsx_rearmed_pad6type";
556 var->key = "pcsx_rearmed_pad7type";
559 var->key = "pcsx_rearmed_pad8type";
563 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
566 static void update_controller_port_variable(unsigned port)
568 if (port >= PORTS_NUMBER)
571 struct retro_variable var;
573 if (controller_port_variable(port, &var))
575 if (strcmp(var.value, "standard") == 0)
576 in_type[port] = PSE_PAD_TYPE_STANDARD;
577 else if (strcmp(var.value, "analog") == 0)
578 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
579 else if (strcmp(var.value, "dualshock") == 0)
580 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
581 else if (strcmp(var.value, "negcon") == 0)
582 in_type[port] = PSE_PAD_TYPE_NEGCON;
583 else if (strcmp(var.value, "none") == 0)
584 in_type[port] = PSE_PAD_TYPE_NONE;
585 // else 'default' case, do nothing
589 static void update_controller_port_device(unsigned port, unsigned device)
591 if (port >= PORTS_NUMBER)
594 struct retro_variable var;
596 if (!controller_port_variable(port, &var))
599 if (strcmp(var.value, "default") != 0)
604 case RETRO_DEVICE_JOYPAD:
605 in_type[port] = PSE_PAD_TYPE_STANDARD;
607 case RETRO_DEVICE_ANALOG:
608 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
610 case RETRO_DEVICE_MOUSE:
611 in_type[port] = PSE_PAD_TYPE_MOUSE;
613 case RETRO_DEVICE_LIGHTGUN:
614 in_type[port] = PSE_PAD_TYPE_GUN;
616 case RETRO_DEVICE_NONE:
618 in_type[port] = PSE_PAD_TYPE_NONE;
622 static void update_multitap()
624 struct retro_variable var;
628 var.key = "pcsx_rearmed_multitap1";
630 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
632 if (strcmp(var.value, "enabled") == 0)
634 else if (strcmp(var.value, "disabled") == 0)
644 // If a gamepad is plugged after port 2, we need a first multitap.
646 for (port = 2; port < PORTS_NUMBER; port++)
647 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
651 var.key = "pcsx_rearmed_multitap2";
653 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
655 if (strcmp(var.value, "enabled") == 0)
657 else if (strcmp(var.value, "disabled") == 0)
667 // If a gamepad is plugged after port 4, we need a second multitap.
669 for (port = 4; port < PORTS_NUMBER; port++)
670 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
674 void retro_set_controller_port_device(unsigned port, unsigned device)
676 SysPrintf("port %u device %u",port,device);
678 if (port >= PORTS_NUMBER)
681 update_controller_port_device(port, device);
685 void retro_get_system_info(struct retro_system_info *info)
687 memset(info, 0, sizeof(*info));
688 info->library_name = "PCSX-ReARMed";
690 #define GIT_VERSION ""
692 info->library_version = "r22" GIT_VERSION;
693 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
694 info->need_fullpath = true;
697 void retro_get_system_av_info(struct retro_system_av_info *info)
699 memset(info, 0, sizeof(*info));
700 info->timing.fps = is_pal_mode ? 50 : 60;
701 info->timing.sample_rate = 44100;
702 info->geometry.base_width = 320;
703 info->geometry.base_height = 240;
704 info->geometry.max_width = VOUT_MAX_WIDTH;
705 info->geometry.max_height = VOUT_MAX_HEIGHT;
706 info->geometry.aspect_ratio = 4.0 / 3.0;
710 size_t retro_serialize_size(void)
712 // it's currently 4380651-4397047 bytes,
713 // but have some reserved for future
723 static void *save_open(const char *name, const char *mode)
727 if (name == NULL || mode == NULL)
730 fp = malloc(sizeof(*fp));
734 fp->buf = (char *)name;
736 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
741 static int save_read(void *file, void *buf, u32 len)
743 struct save_fp *fp = file;
744 if (fp == NULL || buf == NULL)
747 memcpy(buf, fp->buf + fp->pos, len);
752 static int save_write(void *file, const void *buf, u32 len)
754 struct save_fp *fp = file;
755 if (fp == NULL || buf == NULL)
758 memcpy(fp->buf + fp->pos, buf, len);
763 static long save_seek(void *file, long offs, int whence)
765 struct save_fp *fp = file;
781 static void save_close(void *file)
783 struct save_fp *fp = file;
784 size_t r_size = retro_serialize_size();
788 if (fp->pos > r_size)
789 SysPrintf("ERROR: save buffer overflow detected\n");
790 else if (fp->is_write && fp->pos < r_size)
791 // make sure we don't save trash in leftover space
792 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
796 bool retro_serialize(void *data, size_t size)
798 int ret = SaveState(data);
799 return ret == 0 ? true : false;
802 bool retro_unserialize(const void *data, size_t size)
804 int ret = LoadState(data);
805 return ret == 0 ? true : false;
809 void retro_cheat_reset(void)
814 void retro_cheat_set(unsigned index, bool enabled, const char *code)
819 // cheat funcs are destructive, need a copy..
820 strncpy(buf, code, sizeof(buf));
821 buf[sizeof(buf) - 1] = 0;
823 //Prepare buffered cheat for PCSX's AddCheat fucntion.
838 if (index < NumCheats)
839 ret = EditCheat(index, "", buf);
841 ret = AddCheat("", buf);
844 SysPrintf("Failed to set cheat %#u\n", index);
845 else if (index < NumCheats)
846 Cheats[index].Enabled = enabled;
849 /* multidisk support */
850 static bool disk_ejected;
851 static unsigned int disk_current_index;
852 static unsigned int disk_count;
853 static struct disks_state {
855 int internal_index; // for multidisk eboots
858 static bool disk_set_eject_state(bool ejected)
861 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
864 disk_ejected = ejected;
868 static bool disk_get_eject_state(void)
870 /* can't be controlled by emulated software */
874 static unsigned int disk_get_image_index(void)
876 return disk_current_index;
879 static bool disk_set_image_index(unsigned int index)
881 if (index >= sizeof(disks) / sizeof(disks[0]))
885 CdromLabel[0] = '\0';
887 if (disks[index].fname == NULL) {
888 SysPrintf("missing disk #%u\n", index);
891 // RetroArch specifies "no disk" with index == count,
892 // so don't fail here..
893 disk_current_index = index;
897 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
898 disks[index].fname, disks[index].internal_index);
900 cdrIsoMultidiskSelect = disks[index].internal_index;
901 set_cd_image(disks[index].fname);
902 if (ReloadCdromPlugin() < 0) {
903 SysPrintf("failed to load cdr plugin\n");
906 if (CDR_open() < 0) {
907 SysPrintf("failed to open cdr plugin\n");
912 SetCdOpenCaseTime(time(NULL) + 2);
916 disk_current_index = index;
920 static unsigned int disk_get_num_images(void)
925 static bool disk_replace_image_index(unsigned index,
926 const struct retro_game_info *info)
931 if (index >= sizeof(disks) / sizeof(disks[0]))
934 old_fname = disks[index].fname;
935 disks[index].fname = NULL;
936 disks[index].internal_index = 0;
939 disks[index].fname = strdup(info->path);
940 if (index == disk_current_index)
941 ret = disk_set_image_index(index);
944 if (old_fname != NULL)
950 static bool disk_add_image_index(void)
959 static struct retro_disk_control_callback disk_control = {
960 .set_eject_state = disk_set_eject_state,
961 .get_eject_state = disk_get_eject_state,
962 .get_image_index = disk_get_image_index,
963 .set_image_index = disk_set_image_index,
964 .get_num_images = disk_get_num_images,
965 .replace_image_index = disk_replace_image_index,
966 .add_image_index = disk_add_image_index,
969 // just in case, maybe a win-rt port in the future?
977 #define PATH_MAX 4096
980 static char base_dir[PATH_MAX];
982 static bool read_m3u(const char *file)
986 FILE *f = fopen(file, "r");
990 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
993 char *carrige_return = strchr(line, '\r');
995 *carrige_return = '\0';
996 char *newline = strchr(line, '\n');
1000 if (line[0] != '\0')
1002 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1003 disks[disk_count++].fname = strdup(name);
1008 return (disk_count != 0);
1011 static void extract_directory(char *buf, const char *path, size_t size)
1014 strncpy(buf, path, size - 1);
1015 buf[size - 1] = '\0';
1017 base = strrchr(buf, '/');
1019 base = strrchr(buf, '\\');
1030 #if defined(__QNX__) || defined(_WIN32)
1031 /* Blackberry QNX doesn't have strcasestr */
1034 * Find the first occurrence of find in s, ignore case.
1037 strcasestr(const char *s, const char*find)
1042 if ((c = *find++) != 0) {
1043 c = tolower((unsigned char)c);
1047 if ((sc = *s++) == 0)
1049 } while ((char)tolower((unsigned char)sc) != c);
1050 } while (strncasecmp(s, find, len) != 0);
1057 bool retro_load_game(const struct retro_game_info *info)
1060 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1062 struct retro_input_descriptor desc[] = {
1063 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1064 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1065 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1066 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1067 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1068 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1069 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1070 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1071 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1072 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1073 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1074 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1075 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1076 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1077 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1078 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1079 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1080 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1081 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1082 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1085 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1086 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1087 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1088 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1089 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1090 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1091 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1092 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1093 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1094 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1095 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1096 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1097 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1098 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1099 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1100 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1101 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1102 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1103 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1104 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1106 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1107 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1108 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1109 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1110 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1111 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1112 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1113 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1114 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1115 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1116 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1117 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1118 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1119 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1120 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1121 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1122 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1123 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1124 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1125 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1127 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1128 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1129 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1130 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1131 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1132 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1133 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1134 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1135 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1136 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1137 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1138 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1139 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1140 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1141 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1142 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1143 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1144 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1145 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1146 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1148 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1149 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1150 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1151 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1152 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1153 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1154 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1155 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1156 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1157 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1158 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1159 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1160 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1161 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1162 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1163 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1164 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1165 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1166 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1167 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1169 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1170 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1171 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1172 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1173 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1174 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1175 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1176 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1177 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1178 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1179 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1180 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1181 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1182 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1183 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1184 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1185 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1186 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1187 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1188 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1190 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1191 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1192 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1193 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1194 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1195 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1196 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1197 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1198 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1199 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1200 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1201 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1202 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1203 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1204 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1205 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1206 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1207 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1208 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1209 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1211 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1212 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1213 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1214 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1215 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1216 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1217 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1218 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1219 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1220 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1221 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1222 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1223 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1224 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1225 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1226 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1227 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1228 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1229 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1230 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1235 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1237 #ifdef FRONTEND_SUPPORTS_RGB565
1238 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1239 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
1240 SysPrintf("RGB565 supported, using it\n");
1244 if (info == NULL || info->path == NULL) {
1245 SysPrintf("info->path required\n");
1249 if (plugins_opened) {
1254 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1255 if (disks[i].fname != NULL) {
1256 free(disks[i].fname);
1257 disks[i].fname = NULL;
1259 disks[i].internal_index = 0;
1262 disk_current_index = 0;
1263 extract_directory(base_dir, info->path, sizeof(base_dir));
1266 if (!read_m3u(info->path)) {
1267 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1272 disks[0].fname = strdup(info->path);
1275 set_cd_image(disks[0].fname);
1277 /* have to reload after set_cd_image for correct cdr plugin */
1278 if (LoadPlugins() == -1) {
1279 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1286 if (OpenPlugins() == -1) {
1287 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1291 plugin_call_rearmed_cbs();
1294 if (CheckCdrom() == -1) {
1295 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1299 /* TODO: Calling SysReset() outside retro_run for some system
1300 * causes RetroArch to freeze, e.g Ludo */
1304 if (LoadCdrom() == -1) {
1305 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1312 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1313 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1314 disks[i].fname = strdup(info->path);
1315 disks[i].internal_index = i;
1322 unsigned retro_get_region(void)
1324 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1327 void *retro_get_memory_data(unsigned id)
1329 if (id == RETRO_MEMORY_SAVE_RAM)
1335 size_t retro_get_memory_size(unsigned id)
1337 if (id == RETRO_MEMORY_SAVE_RAM)
1343 void retro_reset(void)
1345 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1350 static const unsigned short retro_psx_map[] = {
1351 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1352 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1353 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1354 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1355 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1356 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1357 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1358 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1359 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1360 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1361 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1362 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1363 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1364 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1365 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1366 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1368 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1370 static void update_variables(bool in_flight)
1372 struct retro_variable var;
1376 var.key = "pcsx_rearmed_frameskip";
1377 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1378 pl_rearmed_cbs.frameskip = atoi(var.value);
1381 var.key = "pcsx_rearmed_region";
1382 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1385 if (strcmp(var.value, "auto") == 0)
1387 else if (strcmp(var.value, "NTSC") == 0)
1389 else if (strcmp(var.value, "PAL") == 0)
1393 for (i = 0; i < PORTS_NUMBER; i++)
1394 update_controller_port_variable(i);
1399 var.key = "pcsx_rearmed_negcon_deadzone";
1400 negcon_deadzone = 0;
1401 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1403 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1407 var.key = "pcsx_rearmed_negcon_response";
1408 negcon_linearity = 1;
1409 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1411 if (strcmp(var.value, "quadratic") == 0){
1412 negcon_linearity = 2;
1413 } else if (strcmp(var.value, "cubic") == 0){
1414 negcon_linearity = 3;
1419 var.key = "pcsx_rearmed_vibration";
1421 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1423 if (strcmp(var.value, "disabled") == 0)
1424 in_enable_vibration = 0;
1425 else if (strcmp(var.value, "enabled") == 0)
1426 in_enable_vibration = 1;
1430 var.key = "pcsx_rearmed_dithering";
1432 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1434 if (strcmp(var.value, "disabled") == 0) {
1435 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1436 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1438 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1441 else if (strcmp(var.value, "enabled") == 0) {
1442 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1443 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1445 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1452 var.key = "pcsx_rearmed_neon_interlace_enable";
1454 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1456 if (strcmp(var.value, "disabled") == 0)
1457 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1458 else if (strcmp(var.value, "enabled") == 0)
1459 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1463 var.key = "pcsx_rearmed_neon_enhancement_enable";
1465 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1467 if (strcmp(var.value, "disabled") == 0)
1468 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1469 else if (strcmp(var.value, "enabled") == 0)
1470 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1474 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1476 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1478 if (strcmp(var.value, "disabled") == 0)
1479 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1480 else if (strcmp(var.value, "enabled") == 0)
1481 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1486 var.key = "pcsx_rearmed_duping_enable";
1488 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1490 if (strcmp(var.value, "disabled") == 0)
1491 duping_enable = false;
1492 else if (strcmp(var.value, "enabled") == 0)
1493 duping_enable = true;
1498 var.key = "pcsx_rearmed_drc";
1500 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1502 R3000Acpu *prev_cpu = psxCpu;
1506 Config.Cpu = CPU_INTERPRETER;
1509 if (strcmp(var.value, "disabled") == 0)
1510 Config.Cpu = CPU_INTERPRETER;
1511 else if (strcmp(var.value, "enabled") == 0)
1512 Config.Cpu = CPU_DYNAREC;
1514 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1515 if (psxCpu != prev_cpu) {
1516 prev_cpu->Shutdown();
1518 psxCpu->Reset(); // not really a reset..
1524 var.key = "pcsx_rearmed_spu_reverb";
1526 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1528 if (strcmp(var.value, "disabled") == 0)
1529 spu_config.iUseReverb = false;
1530 else if (strcmp(var.value, "enabled") == 0)
1531 spu_config.iUseReverb = true;
1535 var.key = "pcsx_rearmed_spu_interpolation";
1537 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1539 if (strcmp(var.value, "simple") == 0)
1540 spu_config.iUseInterpolation = 1;
1541 else if (strcmp(var.value, "gaussian") == 0)
1542 spu_config.iUseInterpolation = 2;
1543 else if (strcmp(var.value, "cubic") == 0)
1544 spu_config.iUseInterpolation = 3;
1545 else if (strcmp(var.value, "off") == 0)
1546 spu_config.iUseInterpolation = 0;
1550 var.key = "pcsx_rearmed_pe2_fix";
1552 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1554 if (strcmp(var.value, "disabled") == 0)
1556 else if (strcmp(var.value, "enabled") == 0)
1561 var.key = "pcsx_rearmed_inuyasha_fix";
1563 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1565 if (strcmp(var.value, "disabled") == 0)
1567 else if (strcmp(var.value, "enabled") == 0)
1572 // inform core things about possible config changes
1573 plugin_call_rearmed_cbs();
1575 if (GPU_open != NULL && GPU_close != NULL) {
1577 GPU_open(&gpuDisp, "PCSX", NULL);
1585 //bootlogo display hack
1588 var.key = "pcsx_rearmed_show_bios_bootlogo";
1589 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1591 if (strcmp(var.value, "enabled") == 0)
1592 Config.SlowBoot = 1;
1594 Config.SlowBoot = 0;
1599 var.key = "pcsx_rearmed_psxclock";
1600 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1602 int psxclock = atoi(var.value);
1603 cycle_multiplier = 10000 / psxclock;
1609 // Taken from beetle-psx-libretro
1610 static uint16_t get_analog_button(retro_input_state_t input_state_cb, int player_index, int id)
1614 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1615 // feature (or pre-date it) so we need to handle this in a graceful way.
1617 // First, try and get an analog value using the new libretro API constant
1618 button = input_state_cb(player_index,
1619 RETRO_DEVICE_ANALOG,
1620 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1622 button = MIN(button / 128, 255);
1626 // If we got exactly zero, we're either not pressing the button, or the front-end
1627 // is not reporting analog values. We need to do a second check using the classic
1628 // digital API method, to at least get some response - better than nothing.
1630 // NOTE: If we're really just not holding the button, we're still going to get zero.
1632 button = input_state_cb(player_index,
1633 RETRO_DEVICE_JOYPAD,
1641 void retro_run(void)
1644 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1645 if (rebootemu != 0) {
1648 if (!Config.HLE && !Config.SlowBoot) {
1650 psxRegs.pc = psxRegs.GPR.n.ra;
1656 bool updated = false;
1657 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1658 update_variables(true);
1660 // reset all keystate, query libretro for keystate
1664 float negcon_twist_amplitude;
1667 for(i = 0; i < PORTS_NUMBER; i++) {
1670 if (in_type[i] == PSE_PAD_TYPE_NONE)
1673 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
1675 // Query digital inputs
1678 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP)){
1679 in_keystate[i] |= (1 << DKEY_UP);
1682 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT)){
1683 in_keystate[i] |= (1 << DKEY_RIGHT);
1686 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN)){
1687 in_keystate[i] |= (1 << DKEY_DOWN);
1690 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT)){
1691 in_keystate[i] |= (1 << DKEY_LEFT);
1694 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START)){
1695 in_keystate[i] |= (1 << DKEY_START);
1698 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A)){
1699 in_keystate[i] |= (1 << DKEY_CIRCLE);
1702 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X)){
1703 in_keystate[i] |= (1 << DKEY_TRIANGLE);
1705 // > neGcon R shoulder (digital)
1706 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R)){
1707 in_keystate[i] |= (1 << DKEY_R1);
1709 // Query analog inputs
1711 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1712 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1713 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1714 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1715 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1716 // So we just have to map in_analog_left/right to more
1717 // appropriate inputs...
1720 // >> Get raw analog stick value and account for deadzone
1721 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
1722 if (lsx > negcon_deadzone){
1723 lsx = lsx - negcon_deadzone;
1724 } else if (lsx < -negcon_deadzone){
1725 lsx = lsx + negcon_deadzone;
1729 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1730 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
1731 if (negcon_linearity == 2){
1732 if (negcon_twist_amplitude < 0.0){
1733 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
1735 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
1737 } else if (negcon_linearity == 3){
1738 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
1740 // >> Convert to final 'in_analog' integer value [0,255]
1741 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
1743 // >> Handle right analog stick vertical axis mapping...
1744 // - Up (-Y) == accelerate == neGcon I
1745 // - Down (+Y) == brake == neGcon II
1748 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1750 // Account for deadzone
1751 // (Note: have never encountered a gamepad with significant differences
1752 // in deadzone between left/right analog sticks, so use the regular 'twist'
1754 if (rsy > negcon_deadzone){
1755 rsy = rsy - negcon_deadzone;
1759 // Convert to 'in_analog' integer value [0,255]
1760 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1762 if (rsy < -negcon_deadzone){
1763 rsy = -1 * (rsy + negcon_deadzone);
1767 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1770 in_analog_right[i][1] = MAX(
1772 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1773 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
1778 in_analog_left[i][0] = MAX(
1780 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1781 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
1786 in_analog_left[i][1] = get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
1790 // Query digital inputs
1791 for (j = 0; j < RETRO_PSX_MAP_LEN; j++){
1792 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j)){
1793 in_keystate[i] |= retro_psx_map[j];
1796 // Query analog inputs
1797 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1799 in_analog_left[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
1800 in_analog_left[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
1801 in_analog_right[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
1802 in_analog_right[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
1810 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1811 vout_width, vout_height, vout_width * 2);
1817 static bool try_use_bios(const char *path)
1823 f = fopen(path, "rb");
1827 fseek(f, 0, SEEK_END);
1831 if (size != 512 * 1024)
1834 name = strrchr(path, SLASH);
1837 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1842 #include <sys/types.h>
1845 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1851 dir = opendir(dirpath);
1855 while ((ent = readdir(dir))) {
1856 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1859 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
1860 ret = try_use_bios(path);
1868 #define find_any_bios(...) false
1871 static void check_system_specs(void)
1874 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1877 static int init_memcards(void)
1881 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
1882 static const char CARD2_FILE[] = "pcsx-card2.mcd";
1885 // Disable memcard 2 by default
1887 init_memcard(Mcd1Data);
1888 // Memcard 2 is managed by the emulator on the filesystem,
1889 // There is no need to initialize Mcd2Data like Mcd1Data.
1891 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
1892 SysPrintf("Memcard 2: %s\n", var.value);
1893 if (memcmp(var.value, "enabled", 7) == 0) {
1894 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
1895 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
1896 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
1900 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
1901 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
1904 SysPrintf("Could not get save directory! Could not create memcard 2.");
1912 static void loadPSXBios(void)
1916 unsigned useHLE = 0;
1918 const char *bios[] = {
1919 "SCPH101", "SCPH7001", "SCPH5501", "SCPH1001",
1920 "scph101", "scph7001", "scph5501", "scph1001"
1923 struct retro_variable var = {
1924 .key = "pcsx_rearmed_bios",
1930 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
1931 if (!strcmp(var.value, "HLE"))
1937 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1940 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
1942 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1943 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
1944 found_bios = try_use_bios(path);
1950 found_bios = find_any_bios(dir, path, sizeof(path));
1953 SysPrintf("found BIOS file: %s\n", Config.Bios);
1957 if (useHLE || !found_bios)
1959 SysPrintf("no BIOS files found.\n");
1960 struct retro_message msg =
1962 "No PlayStation BIOS file found - add for better compatibility",
1965 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1969 void retro_init(void)
1971 struct retro_rumble_interface rumble;
1975 // magic sauce to make the dynarec work on iOS
1976 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1980 psxMapHook = pl_3ds_mmap;
1981 psxUnmapHook = pl_3ds_munmap;
1984 if(init_vita_mmap()<0)
1986 psxMapHook = pl_vita_mmap;
1987 psxUnmapHook = pl_vita_munmap;
1989 ret = emu_core_preinit();
1991 /* emu_core_preinit sets the cpu to dynarec */
1993 Config.Cpu = CPU_INTERPRETER;
1995 ret |= init_memcards();
1997 ret |= emu_core_init();
1999 SysPrintf("PCSX init failed.\n");
2004 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2005 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
2006 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2008 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2011 vout_buf_ptr = vout_buf;
2015 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2016 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2019 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2020 rumble_cb = rumble.set_rumble_state;
2022 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2023 * we have to do this because cache misses and some IO penalties
2024 * are not emulated. Warning: changing this may break compatibility. */
2025 cycle_multiplier = 175;
2026 #ifdef HAVE_PRE_ARMV7
2027 cycle_multiplier = 200;
2029 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2030 spu_config.iUseFixedUpdates = 1;
2032 SaveFuncs.open = save_open;
2033 SaveFuncs.read = save_read;
2034 SaveFuncs.write = save_write;
2035 SaveFuncs.seek = save_seek;
2036 SaveFuncs.close = save_close;
2038 update_variables(false);
2039 check_system_specs();
2042 void retro_deinit(void)
2046 linearFree(vout_buf);
2058 #include <psp2/kernel/threadmgr.h>
2059 int usleep (unsigned long us)
2061 sceKernelDelayThread(us);