notaz.gp2x.de / pcsx_rearmed.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
Update libretro_core_options.h
[pcsx_rearmed.git] / frontend / libretro.c
... / ...
CommitLineData
1/*
2 * (C) notaz, 2012,2014,2015
3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
8#define _GNU_SOURCE 1 // strcasestr
9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
12#include <strings.h>
13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
17
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"
29#include "cspace.h"
30#include "main.h"
31#include "menu.h"
32#include "plugin.h"
33#include "plugin_lib.h"
34#include "arm_features.h"
35#include "revision.h"
36
37#include <libretro.h>
38#include "libretro_core_options.h"
39
40#ifdef _3DS
41#include "3ds/3ds_utils.h"
42#endif
43
44#define PORTS_NUMBER 8
45
46#ifndef MIN
47#define MIN(a, b) ((a) < (b) ? (a) : (b))
48#endif
49
50#ifndef MAX
51#define MAX(a, b) ((a) > (b) ? (a) : (b))
52#endif
53
54#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
55
56#define INTERNAL_FPS_SAMPLE_PERIOD 64
57
58//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
59static int rebootemu = 0;
60
61static retro_video_refresh_t video_cb;
62static retro_input_poll_t input_poll_cb;
63static retro_input_state_t input_state_cb;
64static retro_environment_t environ_cb;
65static retro_audio_sample_batch_t audio_batch_cb;
66static retro_set_rumble_state_t rumble_cb;
67static struct retro_log_callback logging;
68static retro_log_printf_t log_cb;
69
70static void *vout_buf;
71static void * vout_buf_ptr;
72static int vout_width, vout_height;
73static int vout_doffs_old, vout_fb_dirty;
74static bool vout_can_dupe;
75static bool duping_enable;
76static bool found_bios;
77static bool display_internal_fps = false;
78static unsigned frame_count = 0;
79static bool libretro_supports_bitmasks = false;
80static int show_advanced_gpu_peops_settings = -1;
81
82static unsigned previous_width = 0;
83static unsigned previous_height = 0;
84
85static int plugins_opened;
86static int is_pal_mode;
87
88/* memory card data */
89extern char Mcd1Data[MCD_SIZE];
90extern char Mcd2Data[MCD_SIZE];
91extern char McdDisable[2];
92
93/* PCSX ReARMed core calls and stuff */
94int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
95 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
96 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
97 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
98int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
99int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
100unsigned short in_keystate[PORTS_NUMBER];
101int multitap1 = 0;
102int multitap2 = 0;
103int in_enable_vibration = 1;
104
105// NegCon adjustment parameters
106// > The NegCon 'twist' action is somewhat awkward when mapped
107// to a standard analog stick -> user should be able to tweak
108// response/deadzone for comfort
109// > When response is linear, 'additional' deadzone (set here)
110// may be left at zero, since this is normally handled via in-game
111// options menus
112// > When response is non-linear, deadzone should be set to match the
113// controller being used (otherwise precision may be lost)
114// > negcon_linearity:
115// - 1: Response is linear - recommended when using racing wheel
116// peripherals, not recommended for standard gamepads
117// - 2: Response is quadratic - optimal setting for gamepads
118// - 3: Response is cubic - enables precise fine control, but
119// difficult to use...
120#define NEGCON_RANGE 0x7FFF
121static int negcon_deadzone = 0;
122static int negcon_linearity = 1;
123
124/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
125#define VOUT_MAX_WIDTH 1024
126#define VOUT_MAX_HEIGHT 512
127
128//Dummy functions
129bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
130void retro_unload_game(void){}
131static int vout_open(void){return 0;}
132static void vout_close(void){}
133static int snd_init(void){return 0;}
134static void snd_finish(void){}
135static int snd_busy(void){return 0;}
136
137static void init_memcard(char *mcd_data)
138{
139 unsigned off = 0;
140 unsigned i;
141
142 memset(mcd_data, 0, MCD_SIZE);
143
144 mcd_data[off++] = 'M';
145 mcd_data[off++] = 'C';
146 off += 0x7d;
147 mcd_data[off++] = 0x0e;
148
149 for (i = 0; i < 15; i++) {
150 mcd_data[off++] = 0xa0;
151 off += 0x07;
152 mcd_data[off++] = 0xff;
153 mcd_data[off++] = 0xff;
154 off += 0x75;
155 mcd_data[off++] = 0xa0;
156 }
157
158 for (i = 0; i < 20; i++) {
159 mcd_data[off++] = 0xff;
160 mcd_data[off++] = 0xff;
161 mcd_data[off++] = 0xff;
162 mcd_data[off++] = 0xff;
163 off += 0x04;
164 mcd_data[off++] = 0xff;
165 mcd_data[off++] = 0xff;
166 off += 0x76;
167 }
168}
169
170static void set_vout_fb()
171{
172 struct retro_framebuffer fb = {0};
173
174 fb.width = vout_width;
175 fb.height = vout_height;
176 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
177
178 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
179 vout_buf_ptr = (uint16_t*)fb.data;
180 else
181 vout_buf_ptr = vout_buf;
182}
183
184static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
185{
186 vout_width = w;
187 vout_height = h;
188
189 if (previous_width != vout_width || previous_height != vout_height)
190 {
191 previous_width = vout_width;
192 previous_height = vout_height;
193
194 SysPrintf("setting mode width: %d height %d\n", vout_width, vout_height);
195
196 struct retro_system_av_info info;
197 retro_get_system_av_info(&info);
198 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
199 }
200
201 set_vout_fb();
202}
203
204#ifndef FRONTEND_SUPPORTS_RGB565
205static void convert(void *buf, size_t bytes)
206{
207 unsigned int i, v, *p = buf;
208
209 for (i = 0; i < bytes / 4; i++) {
210 v = p[i];
211 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
212 }
213}
214#endif
215
216static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
217{
218 unsigned short *dest = vout_buf_ptr;
219 const unsigned short *src = vram;
220 int dstride = vout_width, h1 = h;
221 int doffs;
222
223 if (vram == NULL) {
224 // blanking
225 memset(vout_buf_ptr, 0, dstride * h * 2);
226 goto out;
227 }
228
229 doffs = (vout_height - h) * dstride;
230 doffs += (dstride - w) / 2 & ~1;
231 if (doffs != vout_doffs_old) {
232 // clear borders
233 memset(vout_buf_ptr, 0, dstride * h * 2);
234 vout_doffs_old = doffs;
235 }
236 dest += doffs;
237
238 if (bgr24)
239 {
240 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
241 for (; h1-- > 0; dest += dstride, src += stride)
242 {
243 bgr888_to_rgb565(dest, src, w * 3);
244 }
245 }
246 else
247 {
248 for (; h1-- > 0; dest += dstride, src += stride)
249 {
250 bgr555_to_rgb565(dest, src, w * 2);
251 }
252 }
253
254out:
255#ifndef FRONTEND_SUPPORTS_RGB565
256 convert(vout_buf_ptr, vout_width * vout_height * 2);
257#endif
258 vout_fb_dirty = 1;
259 pl_rearmed_cbs.flip_cnt++;
260}
261
262#ifdef _3DS
263typedef struct
264{
265 void* buffer;
266 uint32_t target_map;
267 size_t size;
268 enum psxMapTag tag;
269}psx_map_t;
270
271psx_map_t custom_psx_maps[] = {
272 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
273 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
274 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
275 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
276 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
277};
278
279void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
280 enum psxMapTag tag)
281{
282 (void)is_fixed;
283 (void)addr;
284
285 if (__ctr_svchax)
286 {
287 psx_map_t* custom_map = custom_psx_maps;
288
289 for (; custom_map->size; custom_map++)
290 {
291 if ((custom_map->size == size) && (custom_map->tag == tag))
292 {
293 uint32_t ptr_aligned, tmp;
294
295 custom_map->buffer = malloc(size + 0x1000);
296 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
297
298 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
299 {
300 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
301 exit(1);
302 }
303
304 return (void*)custom_map->target_map;
305 }
306 }
307 }
308
309 return malloc(size);
310}
311
312void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
313{
314 (void)tag;
315
316 if (__ctr_svchax)
317 {
318 psx_map_t* custom_map = custom_psx_maps;
319
320 for (; custom_map->size; custom_map++)
321 {
322 if ((custom_map->target_map == (uint32_t)ptr))
323 {
324 uint32_t ptr_aligned, tmp;
325
326 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
327
328 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
329
330 free(custom_map->buffer);
331 custom_map->buffer = NULL;
332 return;
333 }
334 }
335 }
336
337 free(ptr);
338}
339#endif
340
341#ifdef VITA
342typedef struct
343{
344 void* buffer;
345 uint32_t target_map;
346 size_t size;
347 enum psxMapTag tag;
348}psx_map_t;
349
350void* addr = NULL;
351
352psx_map_t custom_psx_maps[] = {
353 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
354 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
355 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
356 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
357 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
358};
359
360int init_vita_mmap(){
361 int n;
362 void * tmpaddr;
363 addr = malloc(64*1024*1024);
364 if(addr==NULL)
365 return -1;
366 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
367 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
368 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
369 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
370 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
371 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
372#if 0
373 for(n = 0; n < 5; n++){
374 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
375 }
376#endif
377 return 0;
378}
379
380void deinit_vita_mmap(){
381 free(addr);
382}
383
384void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
385 enum psxMapTag tag)
386{
387 (void)is_fixed;
388 (void)addr;
389
390
391 psx_map_t* custom_map = custom_psx_maps;
392
393 for (; custom_map->size; custom_map++)
394 {
395 if ((custom_map->size == size) && (custom_map->tag == tag))
396 {
397 return custom_map->buffer;
398 }
399 }
400
401
402 return malloc(size);
403}
404
405void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
406{
407 (void)tag;
408
409 psx_map_t* custom_map = custom_psx_maps;
410
411 for (; custom_map->size; custom_map++)
412 {
413 if ((custom_map->buffer == ptr))
414 {
415 return;
416 }
417 }
418
419 free(ptr);
420}
421#endif
422
423static void *pl_mmap(unsigned int size)
424{
425 return psxMap(0, size, 0, MAP_TAG_VRAM);
426}
427
428static void pl_munmap(void *ptr, unsigned int size)
429{
430 psxUnmap(ptr, size, MAP_TAG_VRAM);
431}
432
433struct rearmed_cbs pl_rearmed_cbs = {
434 .pl_vout_open = vout_open,
435 .pl_vout_set_mode = vout_set_mode,
436 .pl_vout_flip = vout_flip,
437 .pl_vout_close = vout_close,
438 .mmap = pl_mmap,
439 .munmap = pl_munmap,
440 /* from psxcounters */
441 .gpu_hcnt = &hSyncCount,
442 .gpu_frame_count = &frame_counter,
443};
444
445void pl_frame_limit(void)
446{
447 /* called once per frame, make psxCpu->Execute() above return */
448 stop = 1;
449}
450
451void pl_timing_prepare(int is_pal)
452{
453 is_pal_mode = is_pal;
454}
455
456void plat_trigger_vibrate(int pad, int low, int high)
457{
458 if (!rumble_cb)
459 return;
460
461 if (in_enable_vibration)
462 {
463 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
464 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
465 }
466}
467
468void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
469{
470}
471
472/* sound calls */
473static void snd_feed(void *buf, int bytes)
474{
475 if (audio_batch_cb != NULL)
476 audio_batch_cb(buf, bytes / 4);
477}
478
479void out_register_libretro(struct out_driver *drv)
480{
481 drv->name = "libretro";
482 drv->init = snd_init;
483 drv->finish = snd_finish;
484 drv->busy = snd_busy;
485 drv->feed = snd_feed;
486}
487
488/* libretro */
489void retro_set_environment(retro_environment_t cb)
490{
491 environ_cb = cb;
492
493 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
494 log_cb = logging.log;
495
496 libretro_set_core_options(environ_cb);
497}
498
499void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
500void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
501void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
502void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
503void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
504
505unsigned retro_api_version(void)
506{
507 return RETRO_API_VERSION;
508}
509
510static int controller_port_variable(unsigned port, struct retro_variable *var)
511{
512 if (port >= PORTS_NUMBER)
513 return 0;
514
515 if (!environ_cb)
516 return 0;
517
518 var->value = NULL;
519 switch (port) {
520 case 0:
521 var->key = "pcsx_rearmed_pad1type";
522 break;
523 case 1:
524 var->key = "pcsx_rearmed_pad2type";
525 break;
526 case 2:
527 var->key = "pcsx_rearmed_pad3type";
528 break;
529 case 3:
530 var->key = "pcsx_rearmed_pad4type";
531 break;
532 case 4:
533 var->key = "pcsx_rearmed_pad5type";
534 break;
535 case 5:
536 var->key = "pcsx_rearmed_pad6type";
537 break;
538 case 6:
539 var->key = "pcsx_rearmed_pad7type";
540 break;
541 case 7:
542 var->key = "pcsx_rearmed_pad8type";
543 break;
544 }
545
546 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
547}
548
549static void update_controller_port_variable(unsigned port)
550{
551 if (port >= PORTS_NUMBER)
552 return;
553
554 struct retro_variable var;
555
556 if (controller_port_variable(port, &var))
557 {
558 if (strcmp(var.value, "standard") == 0)
559 in_type[port] = PSE_PAD_TYPE_STANDARD;
560 else if (strcmp(var.value, "analog") == 0)
561 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
562 else if (strcmp(var.value, "dualshock") == 0)
563 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
564 else if (strcmp(var.value, "negcon") == 0)
565 in_type[port] = PSE_PAD_TYPE_NEGCON;
566 else if (strcmp(var.value, "none") == 0)
567 in_type[port] = PSE_PAD_TYPE_NONE;
568 // else 'default' case, do nothing
569 }
570}
571
572static void update_controller_port_device(unsigned port, unsigned device)
573{
574 if (port >= PORTS_NUMBER)
575 return;
576
577 struct retro_variable var;
578
579 if (!controller_port_variable(port, &var))
580 return;
581
582 if (strcmp(var.value, "default") != 0)
583 return;
584
585 switch (device)
586 {
587 case RETRO_DEVICE_JOYPAD:
588 in_type[port] = PSE_PAD_TYPE_STANDARD;
589 break;
590 case RETRO_DEVICE_ANALOG:
591 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
592 break;
593 case RETRO_DEVICE_MOUSE:
594 in_type[port] = PSE_PAD_TYPE_MOUSE;
595 break;
596 case RETRO_DEVICE_LIGHTGUN:
597 in_type[port] = PSE_PAD_TYPE_GUN;
598 break;
599 case RETRO_DEVICE_NONE:
600 default:
601 in_type[port] = PSE_PAD_TYPE_NONE;
602 }
603}
604
605static void update_multitap()
606{
607 struct retro_variable var;
608 int auto_case, port;
609
610 var.value = NULL;
611 var.key = "pcsx_rearmed_multitap1";
612 auto_case = 0;
613 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
614 {
615 if (strcmp(var.value, "enabled") == 0)
616 multitap1 = 1;
617 else if (strcmp(var.value, "disabled") == 0)
618 multitap1 = 0;
619 else // 'auto' case
620 auto_case = 1;
621 }
622 else
623 auto_case = 1;
624
625 if (auto_case)
626 {
627 // If a gamepad is plugged after port 2, we need a first multitap.
628 multitap1 = 0;
629 for (port = 2; port < PORTS_NUMBER; port++)
630 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
631 }
632
633 var.value = NULL;
634 var.key = "pcsx_rearmed_multitap2";
635 auto_case = 0;
636 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
637 {
638 if (strcmp(var.value, "enabled") == 0)
639 multitap2 = 1;
640 else if (strcmp(var.value, "disabled") == 0)
641 multitap2 = 0;
642 else // 'auto' case
643 auto_case = 1;
644 }
645 else
646 auto_case = 1;
647
648 if (auto_case)
649 {
650 // If a gamepad is plugged after port 4, we need a second multitap.
651 multitap2 = 0;
652 for (port = 4; port < PORTS_NUMBER; port++)
653 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
654 }
655}
656
657void retro_set_controller_port_device(unsigned port, unsigned device)
658{
659 SysPrintf("port %u device %u",port,device);
660
661 if (port >= PORTS_NUMBER)
662 return;
663
664 update_controller_port_device(port, device);
665 update_multitap();
666}
667
668void retro_get_system_info(struct retro_system_info *info)
669{
670 memset(info, 0, sizeof(*info));
671 info->library_name = "PCSX-ReARMed";
672#ifndef GIT_VERSION
673#define GIT_VERSION ""
674#endif
675 info->library_version = "r22" GIT_VERSION;
676 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
677 info->need_fullpath = true;
678}
679
680void retro_get_system_av_info(struct retro_system_av_info *info)
681{
682
683 unsigned geom_height = vout_height > 0 ? vout_height : 240;
684 unsigned geom_width = vout_width > 0 ? vout_width : 320;
685
686 memset(info, 0, sizeof(*info));
687 info->timing.fps = is_pal_mode ? 50 : 60;
688 info->timing.sample_rate = 44100;
689 info->geometry.base_width = geom_width;
690 info->geometry.base_height = geom_height;
691 info->geometry.max_width = VOUT_MAX_WIDTH;
692 info->geometry.max_height = VOUT_MAX_HEIGHT;
693 info->geometry.aspect_ratio = 4.0 / 3.0;
694}
695
696/* savestates */
697size_t retro_serialize_size(void)
698{
699 // it's currently 4380651-4397047 bytes,
700 // but have some reserved for future
701 return 0x440000;
702}
703
704struct save_fp {
705 char *buf;
706 size_t pos;
707 int is_write;
708};
709
710static void *save_open(const char *name, const char *mode)
711{
712 struct save_fp *fp;
713
714 if (name == NULL || mode == NULL)
715 return NULL;
716
717 fp = malloc(sizeof(*fp));
718 if (fp == NULL)
719 return NULL;
720
721 fp->buf = (char *)name;
722 fp->pos = 0;
723 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
724
725 return fp;
726}
727
728static int save_read(void *file, void *buf, u32 len)
729{
730 struct save_fp *fp = file;
731 if (fp == NULL || buf == NULL)
732 return -1;
733
734 memcpy(buf, fp->buf + fp->pos, len);
735 fp->pos += len;
736 return len;
737}
738
739static int save_write(void *file, const void *buf, u32 len)
740{
741 struct save_fp *fp = file;
742 if (fp == NULL || buf == NULL)
743 return -1;
744
745 memcpy(fp->buf + fp->pos, buf, len);
746 fp->pos += len;
747 return len;
748}
749
750static long save_seek(void *file, long offs, int whence)
751{
752 struct save_fp *fp = file;
753 if (fp == NULL)
754 return -1;
755
756 switch (whence) {
757 case SEEK_CUR:
758 fp->pos += offs;
759 return fp->pos;
760 case SEEK_SET:
761 fp->pos = offs;
762 return fp->pos;
763 default:
764 return -1;
765 }
766}
767
768static void save_close(void *file)
769{
770 struct save_fp *fp = file;
771 size_t r_size = retro_serialize_size();
772 if (fp == NULL)
773 return;
774
775 if (fp->pos > r_size)
776 SysPrintf("ERROR: save buffer overflow detected\n");
777 else if (fp->is_write && fp->pos < r_size)
778 // make sure we don't save trash in leftover space
779 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
780 free(fp);
781}
782
783bool retro_serialize(void *data, size_t size)
784{
785 int ret = SaveState(data);
786 return ret == 0 ? true : false;
787}
788
789bool retro_unserialize(const void *data, size_t size)
790{
791 int ret = LoadState(data);
792 return ret == 0 ? true : false;
793}
794
795/* cheats */
796void retro_cheat_reset(void)
797{
798 ClearAllCheats();
799}
800
801void retro_cheat_set(unsigned index, bool enabled, const char *code)
802{
803 char buf[256];
804 int ret;
805
806 // cheat funcs are destructive, need a copy..
807 strncpy(buf, code, sizeof(buf));
808 buf[sizeof(buf) - 1] = 0;
809
810 //Prepare buffered cheat for PCSX's AddCheat fucntion.
811 int cursor=0;
812 int nonhexdec=0;
813 while (buf[cursor]){
814 if (!(ISHEXDEC)){
815 if (++nonhexdec%2){
816 buf[cursor]=' ';
817 } else {
818 buf[cursor]='\n';
819 }
820 }
821 cursor++;
822 }
823
824
825 if (index < NumCheats)
826 ret = EditCheat(index, "", buf);
827 else
828 ret = AddCheat("", buf);
829
830 if (ret != 0)
831 SysPrintf("Failed to set cheat %#u\n", index);
832 else if (index < NumCheats)
833 Cheats[index].Enabled = enabled;
834}
835
836/* multidisk support */
837static bool disk_ejected;
838static unsigned int disk_current_index;
839static unsigned int disk_count;
840static struct disks_state {
841 char *fname;
842 int internal_index; // for multidisk eboots
843} disks[8];
844
845static bool disk_set_eject_state(bool ejected)
846{
847 // weird PCSX API..
848 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
849 LidInterrupt();
850
851 disk_ejected = ejected;
852 return true;
853}
854
855static bool disk_get_eject_state(void)
856{
857 /* can't be controlled by emulated software */
858 return disk_ejected;
859}
860
861static unsigned int disk_get_image_index(void)
862{
863 return disk_current_index;
864}
865
866static bool disk_set_image_index(unsigned int index)
867{
868 if (index >= sizeof(disks) / sizeof(disks[0]))
869 return false;
870
871 CdromId[0] = '\0';
872 CdromLabel[0] = '\0';
873
874 if (disks[index].fname == NULL) {
875 SysPrintf("missing disk #%u\n", index);
876 CDR_shutdown();
877
878 // RetroArch specifies "no disk" with index == count,
879 // so don't fail here..
880 disk_current_index = index;
881 return true;
882 }
883
884 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
885 disks[index].fname, disks[index].internal_index);
886
887 cdrIsoMultidiskSelect = disks[index].internal_index;
888 set_cd_image(disks[index].fname);
889 if (ReloadCdromPlugin() < 0) {
890 SysPrintf("failed to load cdr plugin\n");
891 return false;
892 }
893 if (CDR_open() < 0) {
894 SysPrintf("failed to open cdr plugin\n");
895 return false;
896 }
897
898 if (!disk_ejected) {
899 SetCdOpenCaseTime(time(NULL) + 2);
900 LidInterrupt();
901 }
902
903 disk_current_index = index;
904 return true;
905}
906
907static unsigned int disk_get_num_images(void)
908{
909 return disk_count;
910}
911
912static bool disk_replace_image_index(unsigned index,
913 const struct retro_game_info *info)
914{
915 char *old_fname;
916 bool ret = true;
917
918 if (index >= sizeof(disks) / sizeof(disks[0]))
919 return false;
920
921 old_fname = disks[index].fname;
922 disks[index].fname = NULL;
923 disks[index].internal_index = 0;
924
925 if (info != NULL) {
926 disks[index].fname = strdup(info->path);
927 if (index == disk_current_index)
928 ret = disk_set_image_index(index);
929 }
930
931 if (old_fname != NULL)
932 free(old_fname);
933
934 return ret;
935}
936
937static bool disk_add_image_index(void)
938{
939 if (disk_count >= 8)
940 return false;
941
942 disk_count++;
943 return true;
944}
945
946static struct retro_disk_control_callback disk_control = {
947 .set_eject_state = disk_set_eject_state,
948 .get_eject_state = disk_get_eject_state,
949 .get_image_index = disk_get_image_index,
950 .set_image_index = disk_set_image_index,
951 .get_num_images = disk_get_num_images,
952 .replace_image_index = disk_replace_image_index,
953 .add_image_index = disk_add_image_index,
954};
955
956// just in case, maybe a win-rt port in the future?
957#ifdef _WIN32
958#define SLASH '\\'
959#else
960#define SLASH '/'
961#endif
962
963#ifndef PATH_MAX
964#define PATH_MAX 4096
965#endif
966
967static char base_dir[PATH_MAX];
968
969static bool read_m3u(const char *file)
970{
971 char line[PATH_MAX];
972 char name[PATH_MAX];
973 FILE *f = fopen(file, "r");
974 if (!f)
975 return false;
976
977 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
978 if (line[0] == '#')
979 continue;
980 char *carrige_return = strchr(line, '\r');
981 if (carrige_return)
982 *carrige_return = '\0';
983 char *newline = strchr(line, '\n');
984 if (newline)
985 *newline = '\0';
986
987 if (line[0] != '\0')
988 {
989 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
990 disks[disk_count++].fname = strdup(name);
991 }
992 }
993
994 fclose(f);
995 return (disk_count != 0);
996}
997
998static void extract_directory(char *buf, const char *path, size_t size)
999{
1000 char *base;
1001 strncpy(buf, path, size - 1);
1002 buf[size - 1] = '\0';
1003
1004 base = strrchr(buf, '/');
1005 if (!base)
1006 base = strrchr(buf, '\\');
1007
1008 if (base)
1009 *base = '\0';
1010 else
1011 {
1012 buf[0] = '.';
1013 buf[1] = '\0';
1014 }
1015}
1016
1017#if defined(__QNX__) || defined(_WIN32)
1018/* Blackberry QNX doesn't have strcasestr */
1019
1020/*
1021 * Find the first occurrence of find in s, ignore case.
1022 */
1023char *
1024strcasestr(const char *s, const char*find)
1025{
1026 char c, sc;
1027 size_t len;
1028
1029 if ((c = *find++) != 0) {
1030 c = tolower((unsigned char)c);
1031 len = strlen(find);
1032 do {
1033 do {
1034 if ((sc = *s++) == 0)
1035 return (NULL);
1036 } while ((char)tolower((unsigned char)sc) != c);
1037 } while (strncasecmp(s, find, len) != 0);
1038 s--;
1039 }
1040 return ((char *)s);
1041}
1042#endif
1043
1044bool retro_load_game(const struct retro_game_info *info)
1045{
1046 size_t i;
1047 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1048
1049 struct retro_input_descriptor desc[] = {
1050 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1051 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1052 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1053 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1054 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1055 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1056 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1057 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1058 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1059 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1060 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1061 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1062 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1063 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1064 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1065 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1066 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1067 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1068 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1069 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1070
1071
1072 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1073 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1074 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1075 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1076 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1077 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1078 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1079 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1080 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1081 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1082 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1083 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1084 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1085 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1086 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1087 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1088 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1089 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1090 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1091 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1092
1093 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1094 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1095 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1096 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1097 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1098 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1099 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1100 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1101 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1102 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1103 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1104 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1105 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1106 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1107 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1108 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1109 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1110 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1111 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1112 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1113
1114 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1115 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1116 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1117 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1118 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1119 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1120 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1121 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1122 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1123 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1124 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1125 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1126 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1127 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1128 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1129 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1130 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1131 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1132 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1133 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1134
1135 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1136 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1137 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1138 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1139 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1140 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1141 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1142 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1143 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1144 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1145 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1146 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1147 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1148 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1149 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1150 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1151 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1152 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1153 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1154 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1155
1156 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1157 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1158 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1159 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1160 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1161 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1162 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1163 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1164 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1165 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1166 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1167 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1168 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1169 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1170 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1171 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1172 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1173 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1174 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1175 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1176
1177 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1178 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1179 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1180 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1181 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1182 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1183 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1184 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1185 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1186 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1187 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1188 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1189 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1190 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1191 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1192 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1193 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1194 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1195 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1196 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1197
1198 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1199 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1200 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1201 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1202 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1203 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1204 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1205 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1206 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1207 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1208 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1209 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1210 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1211 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1212 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1213 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1214 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1215 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1216 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1217 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1218
1219 { 0 },
1220 };
1221
1222 frame_count = 0;
1223
1224 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1225
1226#ifdef FRONTEND_SUPPORTS_RGB565
1227 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1228 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
1229 SysPrintf("RGB565 supported, using it\n");
1230 }
1231#endif
1232
1233 if (info == NULL || info->path == NULL) {
1234 SysPrintf("info->path required\n");
1235 return false;
1236 }
1237
1238 if (plugins_opened) {
1239 ClosePlugins();
1240 plugins_opened = 0;
1241 }
1242
1243 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1244 if (disks[i].fname != NULL) {
1245 free(disks[i].fname);
1246 disks[i].fname = NULL;
1247 }
1248 disks[i].internal_index = 0;
1249 }
1250
1251 disk_current_index = 0;
1252 extract_directory(base_dir, info->path, sizeof(base_dir));
1253
1254 if (is_m3u) {
1255 if (!read_m3u(info->path)) {
1256 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1257 return false;
1258 }
1259 } else {
1260 disk_count = 1;
1261 disks[0].fname = strdup(info->path);
1262 }
1263
1264 set_cd_image(disks[0].fname);
1265
1266 /* have to reload after set_cd_image for correct cdr plugin */
1267 if (LoadPlugins() == -1) {
1268 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1269 return false;
1270 }
1271
1272 plugins_opened = 1;
1273 NetOpened = 0;
1274
1275 if (OpenPlugins() == -1) {
1276 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1277 return false;
1278 }
1279
1280 plugin_call_rearmed_cbs();
1281 dfinput_activate();
1282
1283 if (CheckCdrom() == -1) {
1284 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1285 return false;
1286 }
1287
1288 SysReset();
1289
1290 if (LoadCdrom() == -1) {
1291 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1292 return false;
1293 }
1294 emu_on_new_cd(0);
1295
1296 // multidisk images
1297 if (!is_m3u) {
1298 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1299 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1300 disks[i].fname = strdup(info->path);
1301 disks[i].internal_index = i;
1302 }
1303 }
1304
1305 return true;
1306}
1307
1308unsigned retro_get_region(void)
1309{
1310 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1311}
1312
1313void *retro_get_memory_data(unsigned id)
1314{
1315 if (id == RETRO_MEMORY_SAVE_RAM)
1316 return Mcd1Data;
1317 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1318 return psxM;
1319 else
1320 return NULL;
1321}
1322
1323size_t retro_get_memory_size(unsigned id)
1324{
1325 if (id == RETRO_MEMORY_SAVE_RAM)
1326 return MCD_SIZE;
1327 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1328 return 0x210000;
1329 else
1330 return 0;
1331}
1332
1333void retro_reset(void)
1334{
1335 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1336 rebootemu = 1;
1337 //SysReset();
1338}
1339
1340static const unsigned short retro_psx_map[] = {
1341 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1342 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1343 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1344 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1345 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1346 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1347 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1348 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1349 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1350 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1351 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1352 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1353 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1354 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1355 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1356 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1357};
1358#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1359
1360static void update_variables(bool in_flight)
1361{
1362 struct retro_variable var;
1363 int i;
1364 int gpu_peops_fix = 0;
1365
1366 var.value = NULL;
1367 var.key = "pcsx_rearmed_frameskip";
1368 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1369 pl_rearmed_cbs.frameskip = atoi(var.value);
1370
1371 var.value = NULL;
1372 var.key = "pcsx_rearmed_region";
1373 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1374 {
1375 Config.PsxAuto = 0;
1376 if (strcmp(var.value, "auto") == 0)
1377 Config.PsxAuto = 1;
1378 else if (strcmp(var.value, "NTSC") == 0)
1379 Config.PsxType = 0;
1380 else if (strcmp(var.value, "PAL") == 0)
1381 Config.PsxType = 1;
1382 }
1383
1384 for (i = 0; i < PORTS_NUMBER; i++)
1385 update_controller_port_variable(i);
1386
1387 update_multitap();
1388
1389 var.value = NULL;
1390 var.key = "pcsx_rearmed_negcon_deadzone";
1391 negcon_deadzone = 0;
1392 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1393 {
1394 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1395 }
1396
1397 var.value = NULL;
1398 var.key = "pcsx_rearmed_negcon_response";
1399 negcon_linearity = 1;
1400 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1401 {
1402 if (strcmp(var.value, "quadratic") == 0){
1403 negcon_linearity = 2;
1404 } else if (strcmp(var.value, "cubic") == 0){
1405 negcon_linearity = 3;
1406 }
1407 }
1408
1409 var.value = NULL;
1410 var.key = "pcsx_rearmed_vibration";
1411
1412 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1413 {
1414 if (strcmp(var.value, "disabled") == 0)
1415 in_enable_vibration = 0;
1416 else if (strcmp(var.value, "enabled") == 0)
1417 in_enable_vibration = 1;
1418 }
1419
1420 var.value = NULL;
1421 var.key = "pcsx_rearmed_dithering";
1422
1423 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1424 {
1425 if (strcmp(var.value, "disabled") == 0) {
1426 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1427 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1428#ifdef __ARM_NEON__
1429 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1430#endif
1431 }
1432 else if (strcmp(var.value, "enabled") == 0) {
1433 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1434 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1435#ifdef __ARM_NEON__
1436 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1437#endif
1438 }
1439 }
1440
1441#ifdef __ARM_NEON__
1442 var.value = "NULL";
1443 var.key = "pcsx_rearmed_neon_interlace_enable";
1444
1445 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1446 {
1447 if (strcmp(var.value, "disabled") == 0)
1448 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1449 else if (strcmp(var.value, "enabled") == 0)
1450 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1451 }
1452
1453 var.value = NULL;
1454 var.key = "pcsx_rearmed_neon_enhancement_enable";
1455
1456 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1457 {
1458 if (strcmp(var.value, "disabled") == 0)
1459 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1460 else if (strcmp(var.value, "enabled") == 0)
1461 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1462 }
1463
1464 var.value = NULL;
1465 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1466
1467 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1468 {
1469 if (strcmp(var.value, "disabled") == 0)
1470 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1471 else if (strcmp(var.value, "enabled") == 0)
1472 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1473 }
1474#endif
1475
1476 var.value = "NULL";
1477 var.key = "pcsx_rearmed_duping_enable";
1478
1479 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1480 {
1481 if (strcmp(var.value, "disabled") == 0)
1482 duping_enable = false;
1483 else if (strcmp(var.value, "enabled") == 0)
1484 duping_enable = true;
1485 }
1486
1487 var.value = "NULL";
1488 var.key = "pcsx_rearmed_display_internal_fps";
1489
1490 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1491 {
1492 if (strcmp(var.value, "disabled") == 0)
1493 display_internal_fps = false;
1494 else if (strcmp(var.value, "enabled") == 0)
1495 display_internal_fps = true;
1496 }
1497
1498#ifndef DRC_DISABLE
1499 var.value = NULL;
1500 var.key = "pcsx_rearmed_drc";
1501
1502 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1503 {
1504 R3000Acpu *prev_cpu = psxCpu;
1505
1506#ifdef _3DS
1507 if(!__ctr_svchax)
1508 Config.Cpu = CPU_INTERPRETER;
1509 else
1510#endif
1511 if (strcmp(var.value, "disabled") == 0)
1512 Config.Cpu = CPU_INTERPRETER;
1513 else if (strcmp(var.value, "enabled") == 0)
1514 Config.Cpu = CPU_DYNAREC;
1515
1516 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1517 if (psxCpu != prev_cpu) {
1518 prev_cpu->Shutdown();
1519 psxCpu->Init();
1520 psxCpu->Reset(); // not really a reset..
1521 }
1522 }
1523#endif
1524
1525 var.value = "NULL";
1526 var.key = "pcsx_rearmed_spu_reverb";
1527
1528 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1529 {
1530 if (strcmp(var.value, "disabled") == 0)
1531 spu_config.iUseReverb = false;
1532 else if (strcmp(var.value, "enabled") == 0)
1533 spu_config.iUseReverb = true;
1534 }
1535
1536 var.value = "NULL";
1537 var.key = "pcsx_rearmed_spu_interpolation";
1538
1539 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1540 {
1541 if (strcmp(var.value, "simple") == 0)
1542 spu_config.iUseInterpolation = 1;
1543 else if (strcmp(var.value, "gaussian") == 0)
1544 spu_config.iUseInterpolation = 2;
1545 else if (strcmp(var.value, "cubic") == 0)
1546 spu_config.iUseInterpolation = 3;
1547 else if (strcmp(var.value, "off") == 0)
1548 spu_config.iUseInterpolation = 0;
1549 }
1550
1551 var.value = "NULL";
1552 var.key = "pcsx_rearmed_pe2_fix";
1553
1554 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1555 {
1556 if (strcmp(var.value, "disabled") == 0)
1557 Config.RCntFix = 0;
1558 else if (strcmp(var.value, "enabled") == 0)
1559 Config.RCntFix = 1;
1560 }
1561
1562 var.value = "NULL";
1563 var.key = "pcsx_rearmed_idiablofix";
1564
1565 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1566 {
1567 if (strcmp(var.value, "disabled") == 0)
1568 spu_config.idiablofix = 0;
1569 else if (strcmp(var.value, "enabled") == 0)
1570 spu_config.idiablofix = 1;
1571 }
1572
1573 var.value = "NULL";
1574 var.key = "pcsx_rearmed_inuyasha_fix";
1575
1576 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1577 {
1578 if (strcmp(var.value, "disabled") == 0)
1579 Config.VSyncWA = 0;
1580 else if (strcmp(var.value, "enabled") == 0)
1581 Config.VSyncWA = 1;
1582 }
1583
1584 var.value = NULL;
1585 var.key = "pcsx_rearmed_noxadecoding";
1586 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1587 {
1588 if (strcmp(var.value, "disabled") == 0)
1589 Config.Xa = 1;
1590 else
1591 Config.Xa = 0;
1592 }
1593
1594 var.value = NULL;
1595 var.key = "pcsx_rearmed_nocdaudio";
1596 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1597 {
1598 if (strcmp(var.value, "disabled") == 0)
1599 Config.Cdda = 1;
1600 else
1601 Config.Cdda = 0;
1602 }
1603
1604#ifndef DRC_DISABLE
1605 var.value = NULL;
1606 var.key = "pcsx_rearmed_nosmccheck";
1607 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1608 {
1609 if (strcmp(var.value, "enabled") == 0)
1610 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1611 else
1612 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1613 }
1614
1615 var.value = NULL;
1616 var.key = "pcsx_rearmed_gteregsunneeded";
1617 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1618 {
1619 if (strcmp(var.value, "enabled") == 0)
1620 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1621 else
1622 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1623 }
1624
1625 var.value = NULL;
1626 var.key = "pcsx_rearmed_nogteflags";
1627 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1628 {
1629 if (strcmp(var.value, "enabled") == 0)
1630 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
1631 else
1632 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1633 }
1634#endif
1635
1636#ifdef DRC_DISABLE
1637 var.value = "NULL";
1638 var.key = "pcsx_rearmed_gpu_peops_fix_0";
1639
1640 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1641 {
1642 if (strcmp(var.value, "enabled") == 0)
1643 gpu_peops_fix |= (1 << 0);
1644 }
1645
1646 var.value = "NULL";
1647 var.key = "pcsx_rearmed_gpu_peops_fix_1";
1648
1649 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1650 {
1651 if (strcmp(var.value, "enabled") == 0)
1652 gpu_peops_fix |= (1 << 1);
1653 }
1654
1655 var.value = "NULL";
1656 var.key = "pcsx_rearmed_gpu_peops_fix_2";
1657
1658 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1659 {
1660 if (strcmp(var.value, "enabled") == 0)
1661 gpu_peops_fix |= (1 << 2);
1662 }
1663
1664 var.value = "NULL";
1665 var.key = "pcsx_rearmed_gpu_peops_fix_3";
1666
1667 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1668 {
1669 if (strcmp(var.value, "enabled") == 0)
1670 gpu_peops_fix |= (1 << 3);
1671 }
1672
1673 var.value = "NULL";
1674 var.key = "pcsx_rearmed_gpu_peops_fix_6";
1675
1676 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1677 {
1678 if (strcmp(var.value, "enabled") == 0)
1679 gpu_peops_fix |= (1 << 6);
1680 }
1681
1682 var.value = "NULL";
1683 var.key = "pcsx_rearmed_gpu_peops_fix_7";
1684
1685 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1686 {
1687 if (strcmp(var.value, "enabled") == 0)
1688 gpu_peops_fix |= (1 << 7);
1689 }
1690
1691 var.value = "NULL";
1692 var.key = "pcsx_rearmed_gpu_peops_fix_8";
1693
1694 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1695 {
1696 if (strcmp(var.value, "enabled") == 0)
1697 gpu_peops_fix |= (1 << 8);
1698 }
1699
1700 var.value = "NULL";
1701 var.key = "pcsx_rearmed_gpu_peops_fix_9";
1702
1703 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1704 {
1705 if (strcmp(var.value, "enabled") == 0)
1706 gpu_peops_fix |= (1 << 9);
1707 }
1708
1709 var.value = "NULL";
1710 var.key = "pcsx_rearmed_gpu_peops_fix_10";
1711
1712 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1713 {
1714 if (strcmp(var.value, "enabled") == 0)
1715 gpu_peops_fix |= (1 << 10);
1716 }
1717
1718 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1719 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1720
1721
1722 /* Show/hide core options */
1723
1724 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1725 var.value = NULL;
1726
1727 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1728 {
1729 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1730
1731 show_advanced_gpu_peops_settings = 1;
1732 if (strcmp(var.value, "disabled") == 0)
1733 show_advanced_gpu_peops_settings = 0;
1734
1735 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
1736 {
1737 unsigned i;
1738 struct retro_core_option_display option_display;
1739 char gpu_peops_option[9][32] = {
1740 "pcsx_rearmed_gpu_peops_fix_0",
1741 "pcsx_rearmed_gpu_peops_fix_1",
1742 "pcsx_rearmed_gpu_peops_fix_2",
1743 "pcsx_rearmed_gpu_peops_fix_3",
1744 "pcsx_rearmed_gpu_peops_fix_6",
1745 "pcsx_rearmed_gpu_peops_fix_7",
1746 "pcsx_rearmed_gpu_peops_fix_8",
1747 "pcsx_rearmed_gpu_peops_fix_9",
1748 "pcsx_rearmed_gpu_peops_fix_10",
1749 };
1750
1751 option_display.visible = show_advanced_gpu_peops_settings;
1752
1753 for (i = 0; i < 9; i++)
1754 {
1755 option_display.key = gpu_peops_option[i];
1756 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
1757 }
1758 }
1759 }
1760#endif
1761
1762 if (in_flight) {
1763 // inform core things about possible config changes
1764 plugin_call_rearmed_cbs();
1765
1766 if (GPU_open != NULL && GPU_close != NULL) {
1767 GPU_close();
1768 GPU_open(&gpuDisp, "PCSX", NULL);
1769 }
1770
1771 dfinput_activate();
1772 }
1773 else
1774 {
1775 //not yet running
1776
1777 //bootlogo display hack
1778 if (found_bios) {
1779 var.value = "NULL";
1780 var.key = "pcsx_rearmed_show_bios_bootlogo";
1781 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1782 {
1783 Config.SlowBoot = 0;
1784 rebootemu = 0;
1785 if (strcmp(var.value, "enabled") == 0)
1786 {
1787 Config.SlowBoot = 1;
1788 rebootemu = 1;
1789 }
1790 }
1791 }
1792#ifndef DRC_DISABLE
1793 var.value = "NULL";
1794 var.key = "pcsx_rearmed_psxclock";
1795 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1796 {
1797 int psxclock = atoi(var.value);
1798 cycle_multiplier = 10000 / psxclock;
1799 }
1800#endif
1801 }
1802}
1803
1804// Taken from beetle-psx-libretro
1805static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
1806{
1807 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1808 // feature (or pre-date it) so we need to handle this in a graceful way.
1809
1810 // First, try and get an analog value using the new libretro API constant
1811 uint16_t button = input_state_cb(player_index,
1812 RETRO_DEVICE_ANALOG,
1813 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1814 id);
1815 button = MIN(button / 128, 255);
1816
1817 if (button == 0)
1818 {
1819 // If we got exactly zero, we're either not pressing the button, or the front-end
1820 // is not reporting analog values. We need to do a second check using the classic
1821 // digital API method, to at least get some response - better than nothing.
1822
1823 // NOTE: If we're really just not holding the button, we're still going to get zero.
1824
1825 button = (ret & (1 << id)) ? 255 : 0;
1826 }
1827
1828 return button;
1829}
1830
1831void retro_run(void)
1832{
1833 int i;
1834 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1835 if (rebootemu != 0) {
1836 rebootemu = 0;
1837 SysReset();
1838 if (!Config.HLE && !Config.SlowBoot) {
1839 // skip BIOS logos
1840 psxRegs.pc = psxRegs.GPR.n.ra;
1841 }
1842 }
1843
1844 if (display_internal_fps) {
1845 frame_count++;
1846
1847 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1848 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1849 char str[64];
1850 const char *strc = (const char*)str;
1851 struct retro_message msg =
1852 {
1853 strc,
1854 180
1855 };
1856
1857 str[0] = '\0';
1858
1859 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1860
1861 pl_rearmed_cbs.flip_cnt = 0;
1862
1863 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1864 }
1865 }
1866 else
1867 frame_count = 0;
1868
1869 input_poll_cb();
1870
1871 bool updated = false;
1872 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1873 update_variables(true);
1874
1875 // reset all keystate, query libretro for keystate
1876 int j;
1877 int lsx;
1878 int rsy;
1879 float negcon_twist_amplitude;
1880 int negcon_i_rs;
1881 int negcon_ii_rs;
1882 for(i = 0; i < PORTS_NUMBER; i++)
1883 {
1884 int16_t ret = 0;
1885 in_keystate[i] = 0;
1886
1887 if (in_type[i] == PSE_PAD_TYPE_NONE)
1888 continue;
1889
1890 if (libretro_supports_bitmasks)
1891 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
1892 else
1893 {
1894 unsigned j;
1895 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
1896 {
1897 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1898 ret |= (1 << j);
1899 }
1900 }
1901
1902 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
1903 {
1904 // Query digital inputs
1905 //
1906 // > Pad-Up
1907 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
1908 in_keystate[i] |= (1 << DKEY_UP);
1909 // > Pad-Right
1910 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
1911 in_keystate[i] |= (1 << DKEY_RIGHT);
1912 // > Pad-Down
1913 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
1914 in_keystate[i] |= (1 << DKEY_DOWN);
1915 // > Pad-Left
1916 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
1917 in_keystate[i] |= (1 << DKEY_LEFT);
1918 // > Start
1919 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
1920 in_keystate[i] |= (1 << DKEY_START);
1921 // > neGcon A
1922 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
1923 in_keystate[i] |= (1 << DKEY_CIRCLE);
1924 // > neGcon B
1925 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
1926 in_keystate[i] |= (1 << DKEY_TRIANGLE);
1927 // > neGcon R shoulder (digital)
1928 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
1929 in_keystate[i] |= (1 << DKEY_R1);
1930 // Query analog inputs
1931 //
1932 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1933 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1934 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1935 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1936 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1937 // So we just have to map in_analog_left/right to more
1938 // appropriate inputs...
1939 //
1940 // > NeGcon twist
1941 // >> Get raw analog stick value and account for deadzone
1942 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
1943 if (lsx > negcon_deadzone)
1944 lsx = lsx - negcon_deadzone;
1945 else if (lsx < -negcon_deadzone)
1946 lsx = lsx + negcon_deadzone;
1947 else
1948 lsx = 0;
1949 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1950 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
1951 if (negcon_linearity == 2)
1952 {
1953 if (negcon_twist_amplitude < 0.0)
1954 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
1955 else
1956 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
1957 }
1958 else if (negcon_linearity == 3)
1959 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
1960 // >> Convert to final 'in_analog' integer value [0,255]
1961 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
1962 // > NeGcon I + II
1963 // >> Handle right analog stick vertical axis mapping...
1964 // - Up (-Y) == accelerate == neGcon I
1965 // - Down (+Y) == brake == neGcon II
1966 negcon_i_rs = 0;
1967 negcon_ii_rs = 0;
1968 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1969 if (rsy >= 0){
1970 // Account for deadzone
1971 // (Note: have never encountered a gamepad with significant differences
1972 // in deadzone between left/right analog sticks, so use the regular 'twist'
1973 // deadzone here)
1974 if (rsy > negcon_deadzone)
1975 rsy = rsy - negcon_deadzone;
1976 else
1977 rsy = 0;
1978 // Convert to 'in_analog' integer value [0,255]
1979 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1980 } else {
1981 if (rsy < -negcon_deadzone)
1982 rsy = -1 * (rsy + negcon_deadzone);
1983 else
1984 rsy = 0;
1985 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1986 }
1987 // >> NeGcon I
1988 in_analog_right[i][1] = MAX(
1989 MAX(
1990 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1991 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
1992 ),
1993 negcon_i_rs
1994 );
1995 // >> NeGcon II
1996 in_analog_left[i][0] = MAX(
1997 MAX(
1998 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1999 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
2000 ),
2001 negcon_ii_rs
2002 );
2003 // > NeGcon L
2004 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
2005 }
2006 else
2007 {
2008 // Query digital inputs
2009 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2010 if (ret & (1 << j))
2011 in_keystate[i] |= retro_psx_map[j];
2012
2013 // Query analog inputs
2014 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
2015 {
2016 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);
2017 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);
2018 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);
2019 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);
2020 }
2021 }
2022 }
2023
2024 stop = 0;
2025 psxCpu->Execute();
2026
2027 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2028 vout_width, vout_height, vout_width * 2);
2029 vout_fb_dirty = 0;
2030
2031 set_vout_fb();
2032}
2033
2034static bool try_use_bios(const char *path)
2035{
2036 FILE *f;
2037 long size;
2038 const char *name;
2039
2040 f = fopen(path, "rb");
2041 if (f == NULL)
2042 return false;
2043
2044 fseek(f, 0, SEEK_END);
2045 size = ftell(f);
2046 fclose(f);
2047
2048 if (size != 512 * 1024)
2049 return false;
2050
2051 name = strrchr(path, SLASH);
2052 if (name++ == NULL)
2053 name = path;
2054 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2055 return true;
2056}
2057
2058#ifndef VITA
2059#include <sys/types.h>
2060#include <dirent.h>
2061
2062static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2063{
2064 DIR *dir;
2065 struct dirent *ent;
2066 bool ret = false;
2067
2068 dir = opendir(dirpath);
2069 if (dir == NULL)
2070 return false;
2071
2072 while ((ent = readdir(dir))) {
2073 if (strncasecmp(ent->d_name, "scph", 4) != 0)
2074 continue;
2075
2076 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2077 ret = try_use_bios(path);
2078 if (ret)
2079 break;
2080 }
2081 closedir(dir);
2082 return ret;
2083}
2084#else
2085#define find_any_bios(...) false
2086#endif
2087
2088static void check_system_specs(void)
2089{
2090 unsigned level = 6;
2091 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2092}
2093
2094static int init_memcards(void)
2095{
2096 int ret = 0;
2097 const char *dir;
2098 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
2099 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2100
2101 // Memcard2 will be handled and is re-enabled if needed using core
2102 // operations.
2103 // Memcard1 is handled by libretro, doing this will set core to
2104 // skip file io operations for memcard1 like SaveMcd
2105 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2106 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2107 init_memcard(Mcd1Data);
2108 // Memcard 2 is managed by the emulator on the filesystem,
2109 // There is no need to initialize Mcd2Data like Mcd1Data.
2110
2111 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2112 SysPrintf("Memcard 2: %s\n", var.value);
2113 if (memcmp(var.value, "enabled", 7) == 0) {
2114 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2115 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2116 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2117 ret = -1;
2118 } else {
2119 McdDisable[1] = 0;
2120 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2121 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2122 }
2123 } else {
2124 SysPrintf("Could not get save directory! Could not create memcard 2.");
2125 ret = -1;
2126 }
2127 }
2128 }
2129 return ret;
2130}
2131
2132static void loadPSXBios(void)
2133{
2134 const char *dir;
2135 char path[256];
2136 unsigned useHLE = 0;
2137
2138 const char *bios[] = {
2139 "SCPH101", "scph101",
2140 "SCPH5501", "scph5501",
2141 "SCPH7001", "scph7001",
2142 "SCPH1001", "scph1001"
2143 };
2144
2145 struct retro_variable var = {
2146 .key = "pcsx_rearmed_bios",
2147 .value = NULL
2148 };
2149
2150 found_bios = 0;
2151
2152 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2153 if (!strcmp(var.value, "HLE"))
2154 useHLE = 1;
2155 }
2156
2157 if (!useHLE)
2158 {
2159 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2160 {
2161 unsigned i;
2162 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2163
2164 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2165 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2166 found_bios = try_use_bios(path);
2167 if (found_bios)
2168 break;
2169 }
2170
2171 if (!found_bios)
2172 found_bios = find_any_bios(dir, path, sizeof(path));
2173 }
2174 if (found_bios) {
2175 SysPrintf("found BIOS file: %s\n", Config.Bios);
2176 }
2177 }
2178
2179 if (useHLE || !found_bios)
2180 {
2181 SysPrintf("no BIOS files found.\n");
2182 struct retro_message msg =
2183 {
2184 "No PlayStation BIOS file found - add for better compatibility",
2185 180
2186 };
2187 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2188 }
2189}
2190
2191void retro_init(void)
2192{
2193 struct retro_rumble_interface rumble;
2194 int ret;
2195
2196#ifdef __MACH__
2197 // magic sauce to make the dynarec work on iOS
2198 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2199#endif
2200
2201#ifdef _3DS
2202 psxMapHook = pl_3ds_mmap;
2203 psxUnmapHook = pl_3ds_munmap;
2204#endif
2205#ifdef VITA
2206 if(init_vita_mmap()<0)
2207 abort();
2208 psxMapHook = pl_vita_mmap;
2209 psxUnmapHook = pl_vita_munmap;
2210#endif
2211 ret = emu_core_preinit();
2212#ifdef _3DS
2213 /* emu_core_preinit sets the cpu to dynarec */
2214 if(!__ctr_svchax)
2215 Config.Cpu = CPU_INTERPRETER;
2216#endif
2217 ret |= init_memcards();
2218
2219 ret |= emu_core_init();
2220 if (ret != 0) {
2221 SysPrintf("PCSX init failed.\n");
2222 exit(1);
2223 }
2224
2225#ifdef _3DS
2226 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2227#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
2228 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2229#else
2230 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2231#endif
2232
2233 vout_buf_ptr = vout_buf;
2234
2235 loadPSXBios();
2236
2237 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2238 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2239
2240 rumble_cb = NULL;
2241 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2242 rumble_cb = rumble.set_rumble_state;
2243
2244 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2245 * we have to do this because cache misses and some IO penalties
2246 * are not emulated. Warning: changing this may break compatibility. */
2247 cycle_multiplier = 175;
2248#ifdef HAVE_PRE_ARMV7
2249 cycle_multiplier = 200;
2250#endif
2251 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2252 pl_rearmed_cbs.gpu_peops.dwActFixes = 1 << 7;
2253 spu_config.iUseFixedUpdates = 1;
2254
2255 SaveFuncs.open = save_open;
2256 SaveFuncs.read = save_read;
2257 SaveFuncs.write = save_write;
2258 SaveFuncs.seek = save_seek;
2259 SaveFuncs.close = save_close;
2260
2261 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2262 libretro_supports_bitmasks = true;
2263
2264 update_variables(false);
2265 check_system_specs();
2266}
2267
2268void retro_deinit(void)
2269{
2270 SysClose();
2271#ifdef _3DS
2272 linearFree(vout_buf);
2273#else
2274 free(vout_buf);
2275#endif
2276 vout_buf = NULL;
2277
2278#ifdef VITA
2279 deinit_vita_mmap();
2280#endif
2281 libretro_supports_bitmasks = false;
2282}
2283
2284#ifdef VITA
2285#include <psp2/kernel/threadmgr.h>
2286int usleep (unsigned long us)
2287{
2288 sceKernelDelayThread(us);
2289}
2290#endif
ARM optimized PCSX fork