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Merge pull request #68 from frangarcj/master
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
003cfc63 2 * (C) notaz, 2012,2014,2015
38c2028e 3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
d148d265 13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
38c2028e 17
18#include "../libpcsxcore/misc.h"
19#include "../libpcsxcore/psxcounters.h"
87e5b45f 20#include "../libpcsxcore/psxmem_map.h"
38c2028e 21#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 22#include "../libpcsxcore/cdrom.h"
23#include "../libpcsxcore/cdriso.h"
6e921e1d 24#include "../libpcsxcore/cheat.h"
07c13dfd 25#include "../plugins/dfsound/out.h"
01394a7f 26#include "../plugins/dfsound/spu_config.h"
805fe9bc 27#include "../plugins/dfinput/externals.h"
c82f907a 28#include "cspace.h"
38c2028e 29#include "main.h"
30#include "plugin.h"
31#include "plugin_lib.h"
ace14ab3 32#include "arm_features.h"
38c2028e 33#include "revision.h"
34#include "libretro.h"
35
fc99395c 36#ifdef _3DS
fc99395c 37#include "3ds/3ds_utils.h"
fc99395c 38#endif
39
8136cafb
AP		 40#define PORTS_NUMBER 8
41
38c2028e 42static retro_video_refresh_t video_cb;
43static retro_input_poll_t input_poll_cb;
44static retro_input_state_t input_state_cb;
45static retro_environment_t environ_cb;
46static retro_audio_sample_batch_t audio_batch_cb;
4e477065 47static struct retro_rumble_interface rumble;
38c2028e 48
49static void *vout_buf;
70d56ca3 50static int vout_width, vout_height;
51static int vout_doffs_old, vout_fb_dirty;
1a6164a1 52static bool vout_can_dupe;
0e5a7b7d 53static bool duping_enable;
70d56ca3 54
38c2028e 55static int plugins_opened;
17f84149 56static int is_pal_mode;
38c2028e 57
f9f60dae
TK		 58/* memory card data */
59extern char Mcd1Data[MCD_SIZE];
60extern char McdDisable[2];
38c2028e 61
62/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 63int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
64 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
65 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
66 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
61c4962a 67int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
68int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 69unsigned short in_keystate[PORTS_NUMBER];
29f3675b 70int multitap1 = 0;
71int multitap2 = 0;
4e477065 72int in_enable_vibration = 1;
38c2028e 73
805fe9bc 74/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
75#define VOUT_MAX_WIDTH 1024
76#define VOUT_MAX_HEIGHT 512
77
7df396ea
TK		 78static void init_memcard(char *mcd_data)
79{
80 unsigned off = 0;
81 unsigned i;
82
83 memset(mcd_data, 0, MCD_SIZE);
84
85 mcd_data[off++] = 'M';
86 mcd_data[off++] = 'C';
87 off += 0x7d;
88 mcd_data[off++] = 0x0e;
89
90 for (i = 0; i < 15; i++) {
91 mcd_data[off++] = 0xa0;
92 off += 0x07;
93 mcd_data[off++] = 0xff;
94 mcd_data[off++] = 0xff;
95 off += 0x75;
96 mcd_data[off++] = 0xa0;
97 }
98
99 for (i = 0; i < 20; i++) {
100 mcd_data[off++] = 0xff;
101 mcd_data[off++] = 0xff;
102 mcd_data[off++] = 0xff;
103 mcd_data[off++] = 0xff;
104 off += 0x04;
105 mcd_data[off++] = 0xff;
106 mcd_data[off++] = 0xff;
107 off += 0x76;
108 }
109}
110
38c2028e 111static int vout_open(void)
112{
113 return 0;
114}
115
e4c83ca6 116static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 117{
70d56ca3 118 vout_width = w;
119 vout_height = h;
38c2028e 120}
121
cc4f9b70 122#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 123static void convert(void *buf, size_t bytes)
38c2028e 124{
125 unsigned int i, v, *p = buf;
126
9c59f120 127 for (i = 0; i < bytes / 4; i++) {
38c2028e 128 v = p[i];
129 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
130 }
131}
46aa5b98 132#endif
38c2028e 133
fa56d360 134static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 135{
fa56d360 136 unsigned short *dest = vout_buf;
137 const unsigned short *src = vram;
70d56ca3 138 int dstride = vout_width, h1 = h;
139 int doffs;
38c2028e 140
fa56d360 141 if (vram == NULL) {
142 // blanking
cc56203b 143 memset(vout_buf, 0, dstride * h * 2);
fa56d360 144 goto out;
145 }
146
70d56ca3 147 doffs = (vout_height - h) * dstride;
148 doffs += (dstride - w) / 2 & ~1;
149 if (doffs != vout_doffs_old) {
150 // clear borders
151 memset(vout_buf, 0, dstride * h * 2);
152 vout_doffs_old = doffs;
153 }
154 dest += doffs;
155
fa56d360 156 if (bgr24)
157 {
158 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
159 for (; h1-- > 0; dest += dstride, src += stride)
160 {
161 bgr888_to_rgb565(dest, src, w * 3);
162 }
163 }
164 else
165 {
166 for (; h1-- > 0; dest += dstride, src += stride)
167 {
168 bgr555_to_rgb565(dest, src, w * 2);
169 }
170 }
38c2028e 171
fa56d360 172out:
46aa5b98 173#ifndef FRONTEND_SUPPORTS_RGB565
70d56ca3 174 convert(vout_buf, vout_width * vout_height * 2);
46aa5b98 175#endif
70d56ca3 176 vout_fb_dirty = 1;
fa56d360 177 pl_rearmed_cbs.flip_cnt++;
38c2028e 178}
179
180static void vout_close(void)
181{
182}
183
fc99395c 184#ifdef _3DS
185typedef struct
186{
187 void* buffer;
188 uint32_t target_map;
189 size_t size;
190 enum psxMapTag tag;
191}psx_map_t;
192
193psx_map_t custom_psx_maps[] = {
194 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
195 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
196 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
197 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
198 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
199};
200
201void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
202 enum psxMapTag tag)
203{
204 (void)is_fixed;
205 (void)addr;
206
f72db18e 207 if (__ctr_svchax)
fc99395c 208 {
209 psx_map_t* custom_map = custom_psx_maps;
210
211 for (; custom_map->size; custom_map++)
212 {
213 if ((custom_map->size == size) && (custom_map->tag == tag))
214 {
215 uint32_t ptr_aligned, tmp;
216
217 custom_map->buffer = malloc(size + 0x1000);
218 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
219
f72db18e 220 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 221 {
222 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
223 exit(1);
224 }
225
226 return (void*)custom_map->target_map;
227 }
228 }
229 }
230
231 return malloc(size);
232}
233
234void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 235{
fc99395c 236 (void)tag;
237
f72db18e 238 if (__ctr_svchax)
fc99395c 239 {
240 psx_map_t* custom_map = custom_psx_maps;
241
242 for (; custom_map->size; custom_map++)
243 {
244 if ((custom_map->target_map == (uint32_t)ptr))
245 {
246 uint32_t ptr_aligned, tmp;
247
248 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
249
f72db18e 250 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 251
252 free(custom_map->buffer);
253 custom_map->buffer = NULL;
254 return;
255 }
256 }
257 }
258
259 free(ptr);
260}
261#endif
262
1a5fd794 263#ifdef VITA
264typedef struct
265{
266 void* buffer;
267 uint32_t target_map;
268 size_t size;
269 enum psxMapTag tag;
270}psx_map_t;
271
73081f23
FJGG		 272void* addr = NULL;
273
1a5fd794 274psx_map_t custom_psx_maps[] = {
275 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
276 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
277 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
278 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
279 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
280};
281
73081f23
FJGG		 282int init_vita_mmap(){
283 int n;
284 addr = malloc(64*1024*1024);
285 if(addr==NULL)
286 return -1;
287 addr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
288 custom_psx_maps[0].buffer=addr+0x2000000;
289 custom_psx_maps[1].buffer=addr+0x1800000;
290 custom_psx_maps[2].buffer=addr+0x1c00000;
291 custom_psx_maps[3].buffer=addr+0x0000000;
292 custom_psx_maps[4].buffer=addr+0x1000000;
293#if 0
294 for(n = 0; n < 5; n++){
295 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
296 }
297#endif
298 return 0;
299}
300
301void deinit_vita_mmap(){
302 free(addr);
303}
304
1a5fd794 305void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
306 enum psxMapTag tag)
307{
308 (void)is_fixed;
309 (void)addr;
310
311
312 psx_map_t* custom_map = custom_psx_maps;
313
314 for (; custom_map->size; custom_map++)
315 {
316 if ((custom_map->size == size) && (custom_map->tag == tag))
317 {
1a5fd794 318 return custom_map->buffer;
319 }
320 }
321
322
323 return malloc(size);
324}
325
326void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
327{
328 (void)tag;
329
330 psx_map_t* custom_map = custom_psx_maps;
331
332 for (; custom_map->size; custom_map++)
333 {
334 if ((custom_map->buffer == ptr))
335 {
1a5fd794 336 return;
337 }
338 }
339
340 free(ptr);
341}
342#endif
343
fc99395c 344static void *pl_mmap(unsigned int size)
ace14ab3 345{
87e5b45f 346 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 347}
348
349static void pl_munmap(void *ptr, unsigned int size)
350{
87e5b45f 351 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 352}
353
38c2028e 354struct rearmed_cbs pl_rearmed_cbs = {
355 .pl_vout_open = vout_open,
356 .pl_vout_set_mode = vout_set_mode,
357 .pl_vout_flip = vout_flip,
358 .pl_vout_close = vout_close,
cc56203b 359 .mmap = pl_mmap,
360 .munmap = pl_munmap,
38c2028e 361 /* from psxcounters */
362 .gpu_hcnt = &hSyncCount,
363 .gpu_frame_count = &frame_counter,
364};
365
366void pl_frame_limit(void)
367{
368 /* called once per frame, make psxCpu->Execute() above return */
369 stop = 1;
370}
371
372void pl_timing_prepare(int is_pal)
373{
17f84149 374 is_pal_mode = is_pal;
38c2028e 375}
376
d71c7095 377void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 378{
4e477065 379 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
380 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
38c2028e 381}
382
e4c83ca6 383void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 384{
385}
386
387/* sound calls */
07c13dfd 388static int snd_init(void)
38c2028e 389{
07c13dfd 390 return 0;
38c2028e 391}
392
07c13dfd 393static void snd_finish(void)
38c2028e 394{
395}
396
07c13dfd 397static int snd_busy(void)
38c2028e 398{
db126209 399 return 0;
38c2028e 400}
401
07c13dfd 402static void snd_feed(void *buf, int bytes)
38c2028e 403{
db126209 404 if (audio_batch_cb != NULL)
405 audio_batch_cb(buf, bytes / 4);
38c2028e 406}
407
07c13dfd 408void out_register_libretro(struct out_driver *drv)
409{
410 drv->name = "libretro";
411 drv->init = snd_init;
412 drv->finish = snd_finish;
413 drv->busy = snd_busy;
414 drv->feed = snd_feed;
415}
416
38c2028e 417/* libretro */
e268a47e 418void retro_set_environment(retro_environment_t cb)
419{
e268a47e 420 static const struct retro_variable vars[] = {
4e477065 421 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
422 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
8c047f6f
AP		 423 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|negcon" },
424 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|negcon" },
425 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|negcon" },
426 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|negcon" },
427 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|negcon" },
428 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|negcon" },
429 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|negcon" },
430 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|negcon" },
30d43b8a
AP		 431 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
432 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
48f615ba 433#ifndef DRC_DISABLE
4e477065 434 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 435#endif
7d68d030 436#ifdef __ARM_NEON__
55e5626b 437 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
438 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
439 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 440#endif
0e5a7b7d 441 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
01394a7f 442 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
443 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
b3480be8 444 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
445 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 446 { NULL, NULL },
447 };
448
449 environ_cb = cb;
450
451 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 452}
453
38c2028e 454void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
455void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
456void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
457void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
458void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
459
460unsigned retro_api_version(void)
461{
462 return RETRO_API_VERSION;
463}
464
15504ca8 465static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 466{
467 if (port >= PORTS_NUMBER)
15504ca8 468 return 0;
8136cafb 469
15504ca8
AP		 470 if (!environ_cb)
471 return 0;
8136cafb 472
15504ca8 473 var->value = NULL;
a06f5a70
AP		 474 switch (port) {
475 case 0:
15504ca8 476 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 477 break;
478 case 1:
15504ca8 479 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 480 break;
481 case 2:
15504ca8 482 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 483 break;
484 case 3:
15504ca8 485 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 486 break;
487 case 4:
15504ca8 488 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 489 break;
490 case 5:
15504ca8 491 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 492 break;
493 case 6:
15504ca8 494 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 495 break;
496 case 7:
15504ca8 497 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 498 break;
499 }
500
15504ca8
AP		 501 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
502}
503
504static void update_controller_port_variable(unsigned port)
505{
506 if (port >= PORTS_NUMBER)
507 return;
508
509 struct retro_variable var;
510
511 if (controller_port_variable(port, &var))
8136cafb 512 {
3c0fb554
AP		 513 if (strcmp(var.value, "standard") == 0)
514 in_type[0] = PSE_PAD_TYPE_STANDARD;
515 else if (strcmp(var.value, "analog") == 0)
8136cafb
AP		 516 in_type[0] = PSE_PAD_TYPE_ANALOGPAD;
517 else if (strcmp(var.value, "negcon") == 0)
518 in_type[0] = PSE_PAD_TYPE_NEGCON;
8c047f6f 519 else if (strcmp(var.value, "none") == 0)
3c0fb554 520 in_type[0] = PSE_PAD_TYPE_NONE;
15504ca8 521 // else 'default' case, do nothing
3dc2e39e 522 }
15504ca8 523}
3dc2e39e 524
15504ca8
AP		 525static void update_controller_port_device(unsigned port, unsigned device)
526{
527 if (port >= PORTS_NUMBER)
528 return;
529
530 struct retro_variable var;
531
532 if (!controller_port_variable(port, &var))
533 return;
534
535 if (strcmp(var.value, "default") != 0)
536 return;
537
538 switch (device)
539 {
540 case RETRO_DEVICE_JOYPAD:
541 in_type[port] = PSE_PAD_TYPE_STANDARD;
542 break;
543 case RETRO_DEVICE_ANALOG:
544 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
545 break;
546 case RETRO_DEVICE_MOUSE:
547 in_type[port] = PSE_PAD_TYPE_MOUSE;
548 break;
549 case RETRO_DEVICE_LIGHTGUN:
550 in_type[port] = PSE_PAD_TYPE_GUN;
551 break;
552 case RETRO_DEVICE_NONE:
553 default:
554 in_type[port] = PSE_PAD_TYPE_NONE;
555 }
8136cafb
AP		 556}
557
30d43b8a
AP		 558static void update_multitap()
559{
560 struct retro_variable var;
6cdf212f 561 int auto_case, port;
30d43b8a
AP		 562
563 var.value = NULL;
564 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 565 auto_case = 0;
566 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 567 {
568 if (strcmp(var.value, "enabled") == 0)
569 multitap1 = 1;
570 else if (strcmp(var.value, "disabled") == 0)
571 multitap1 = 0;
572 else // 'auto' case
3dc2e39e
AP		 573 auto_case = 1;
574 }
575 else
15504ca8 576 auto_case = 1;
3dc2e39e
AP		 577
578 if (auto_case)
579 {
580 // If a gamepad is plugged after port 2, we need a first multitap.
581 multitap1 = 0;
6cdf212f 582 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 583 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 584 }
585
586 var.value = NULL;
587 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 588 auto_case = 0;
589 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 590 {
591 if (strcmp(var.value, "enabled") == 0)
592 multitap2 = 1;
593 else if (strcmp(var.value, "disabled") == 0)
594 multitap2 = 0;
595 else // 'auto' case
3dc2e39e
AP		 596 auto_case = 1;
597 }
598 else
15504ca8 599 auto_case = 1;
3dc2e39e
AP		 600
601 if (auto_case)
602 {
603 // If a gamepad is plugged after port 4, we need a second multitap.
604 multitap2 = 0;
6cdf212f 605 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 606 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 607 }
608}
609
38c2028e 610void retro_set_controller_port_device(unsigned port, unsigned device)
611{
ace14ab3 612 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 613
614 if (port >= PORTS_NUMBER)
615 return;
616
617 update_controller_port_device(port, device);
618 update_multitap();
38c2028e 619}
620
621void retro_get_system_info(struct retro_system_info *info)
622{
623 memset(info, 0, sizeof(*info));
624 info->library_name = "PCSX-ReARMed";
bf48d3aa 625 info->library_version = "r22";
9fba39a9 626 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 627 info->need_fullpath = true;
628}
629
630void retro_get_system_av_info(struct retro_system_av_info *info)
631{
632 memset(info, 0, sizeof(*info));
17f84149 633 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 634 info->timing.sample_rate = 44100;
635 info->geometry.base_width = 320;
636 info->geometry.base_height = 240;
805fe9bc 637 info->geometry.max_width = VOUT_MAX_WIDTH;
638 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 639 info->geometry.aspect_ratio = 4.0 / 3.0;
640}
641
6e921e1d 642/* savestates */
ace14ab3 643size_t retro_serialize_size(void)
644{
03f55e6b 645 // it's currently 4380651-4397047 bytes,
646 // but have some reserved for future
647 return 0x440000;
6e921e1d 648}
649
650struct save_fp {
651 char *buf;
652 size_t pos;
653 int is_write;
654};
655
656static void *save_open(const char *name, const char *mode)
657{
658 struct save_fp *fp;
659
660 if (name == NULL || mode == NULL)
661 return NULL;
662
663 fp = malloc(sizeof(*fp));
664 if (fp == NULL)
665 return NULL;
666
667 fp->buf = (char *)name;
668 fp->pos = 0;
669 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
670
671 return fp;
672}
673
674static int save_read(void *file, void *buf, u32 len)
675{
676 struct save_fp *fp = file;
677 if (fp == NULL || buf == NULL)
678 return -1;
679
680 memcpy(buf, fp->buf + fp->pos, len);
681 fp->pos += len;
682 return len;
683}
684
685static int save_write(void *file, const void *buf, u32 len)
686{
687 struct save_fp *fp = file;
688 if (fp == NULL || buf == NULL)
689 return -1;
690
691 memcpy(fp->buf + fp->pos, buf, len);
692 fp->pos += len;
693 return len;
694}
695
696static long save_seek(void *file, long offs, int whence)
697{
698 struct save_fp *fp = file;
699 if (fp == NULL)
700 return -1;
701
702 switch (whence) {
703 case SEEK_CUR:
704 fp->pos += offs;
705 return fp->pos;
706 case SEEK_SET:
707 fp->pos = offs;
708 return fp->pos;
709 default:
710 return -1;
711 }
712}
713
714static void save_close(void *file)
715{
716 struct save_fp *fp = file;
717 size_t r_size = retro_serialize_size();
718 if (fp == NULL)
719 return;
720
721 if (fp->pos > r_size)
722 SysPrintf("ERROR: save buffer overflow detected\n");
723 else if (fp->is_write && fp->pos < r_size)
724 // make sure we don't save trash in leftover space
725 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
726 free(fp);
38c2028e 727}
728
729bool retro_serialize(void *data, size_t size)
ace14ab3 730{
6e921e1d 731 int ret = SaveState(data);
732 return ret == 0 ? true : false;
38c2028e 733}
734
735bool retro_unserialize(const void *data, size_t size)
736{
6e921e1d 737 int ret = LoadState(data);
738 return ret == 0 ? true : false;
38c2028e 739}
740
23ea11bd 741/* cheats */
38c2028e 742void retro_cheat_reset(void)
743{
6e921e1d 744 ClearAllCheats();
38c2028e 745}
746
747void retro_cheat_set(unsigned index, bool enabled, const char *code)
748{
6e921e1d 749 char buf[256];
750 int ret;
751
752 // cheat funcs are destructive, need a copy..
753 strncpy(buf, code, sizeof(buf));
754 buf[sizeof(buf) - 1] = 0;
755
756 if (index < NumCheats)
757 ret = EditCheat(index, "", buf);
758 else
759 ret = AddCheat("", buf);
760
761 if (ret != 0)
762 SysPrintf("Failed to set cheat %#u\n", index);
763 else if (index < NumCheats)
764 Cheats[index].Enabled = enabled;
38c2028e 765}
766
23ea11bd 767/* multidisk support */
768static bool disk_ejected;
769static unsigned int disk_current_index;
51ba7408 770static unsigned int disk_count;
23ea11bd 771static struct disks_state {
772 char *fname;
773 int internal_index; // for multidisk eboots
774} disks[8];
775
776static bool disk_set_eject_state(bool ejected)
777{
778 // weird PCSX API..
779 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
780 LidInterrupt();
781
782 disk_ejected = ejected;
783 return true;
784}
785
786static bool disk_get_eject_state(void)
787{
788 /* can't be controlled by emulated software */
789 return disk_ejected;
790}
791
792static unsigned int disk_get_image_index(void)
793{
794 return disk_current_index;
795}
796
797static bool disk_set_image_index(unsigned int index)
798{
799 if (index >= sizeof(disks) / sizeof(disks[0]))
800 return false;
801
802 CdromId[0] = '\0';
803 CdromLabel[0] = '\0';
804
805 if (disks[index].fname == NULL) {
806 SysPrintf("missing disk #%u\n", index);
807 CDR_shutdown();
808
809 // RetroArch specifies "no disk" with index == count,
810 // so don't fail here..
811 disk_current_index = index;
812 return true;
813 }
814
815 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
816 disks[index].fname, disks[index].internal_index);
817
818 cdrIsoMultidiskSelect = disks[index].internal_index;
819 set_cd_image(disks[index].fname);
820 if (ReloadCdromPlugin() < 0) {
821 SysPrintf("failed to load cdr plugin\n");
822 return false;
823 }
824 if (CDR_open() < 0) {
825 SysPrintf("failed to open cdr plugin\n");
826 return false;
827 }
828
829 if (!disk_ejected) {
830 SetCdOpenCaseTime(time(NULL) + 2);
831 LidInterrupt();
832 }
833
834 disk_current_index = index;
835 return true;
836}
837
838static unsigned int disk_get_num_images(void)
839{
51ba7408 840 return disk_count;
23ea11bd 841}
842
843static bool disk_replace_image_index(unsigned index,
844 const struct retro_game_info *info)
845{
846 char *old_fname;
847 bool ret = true;
848
849 if (index >= sizeof(disks) / sizeof(disks[0]))
850 return false;
851
852 old_fname = disks[index].fname;
853 disks[index].fname = NULL;
854 disks[index].internal_index = 0;
855
856 if (info != NULL) {
857 disks[index].fname = strdup(info->path);
858 if (index == disk_current_index)
859 ret = disk_set_image_index(index);
860 }
861
862 if (old_fname != NULL)
863 free(old_fname);
864
865 return ret;
866}
867
868static bool disk_add_image_index(void)
869{
51ba7408
T		 870 if (disk_count >= 8)
871 return false;
872
873 disk_count++;
23ea11bd 874 return true;
875}
876
877static struct retro_disk_control_callback disk_control = {
878 .set_eject_state = disk_set_eject_state,
879 .get_eject_state = disk_get_eject_state,
880 .get_image_index = disk_get_image_index,
881 .set_image_index = disk_set_image_index,
882 .get_num_images = disk_get_num_images,
883 .replace_image_index = disk_replace_image_index,
884 .add_image_index = disk_add_image_index,
885};
886
9fba39a9
T		 887// just in case, maybe a win-rt port in the future?
888#ifdef _WIN32
889#define SLASH '\\'
890#else
891#define SLASH '/'
892#endif
893
894static char base_dir[PATH_MAX];
895
896static bool read_m3u(const char *file)
897{
898 char line[PATH_MAX];
899 char name[PATH_MAX];
9fba39a9
T		 900 FILE *f = fopen(file, "r");
901 if (!f)
902 return false;
903
51ba7408 904 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 905 if (line[0] == '#')
906 continue;
907 char *carrige_return = strchr(line, '\r');
908 if (carrige_return)
909 *carrige_return = '\0';
910 char *newline = strchr(line, '\n');
911 if (newline)
912 *newline = '\0';
913
914 if (line[0] != '\0')
915 {
916 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 917 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 918 }
919 }
920
921 fclose(f);
51ba7408 922 return (disk_count != 0);
9fba39a9
T		 923}
924
925static void extract_directory(char *buf, const char *path, size_t size)
926{
927 char *base;
928 strncpy(buf, path, size - 1);
929 buf[size - 1] = '\0';
930
931 base = strrchr(buf, '/');
932 if (!base)
933 base = strrchr(buf, '\\');
934
935 if (base)
936 *base = '\0';
937 else
938 {
939 buf[0] = '.';
940 buf[1] = '\0';
941 }
942}
943
003cfc63 944#if defined(__QNX__) || defined(_WIN32)
41294f4d 945/* Blackberry QNX doesn't have strcasestr */
946
947/*
948 * Find the first occurrence of find in s, ignore case.
949 */
950char *
951strcasestr(const char *s, const char*find)
952{
953 char c, sc;
954 size_t len;
955
956 if ((c = *find++) != 0) {
957 c = tolower((unsigned char)c);
958 len = strlen(find);
959 do {
960 do {
961 if ((sc = *s++) == 0)
962 return (NULL);
963 } while ((char)tolower((unsigned char)sc) != c);
964 } while (strncasecmp(s, find, len) != 0);
965 s--;
966 }
967 return ((char *)s);
968}
969#endif
970
38c2028e 971bool retro_load_game(const struct retro_game_info *info)
972{
23ea11bd 973 size_t i;
9fba39a9
T		 974 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
975
e3f8313f 976 struct retro_input_descriptor desc[] = {
977 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
978 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
979 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
980 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
981 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
982 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
983 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
984 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
985 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
986 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
987 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
988 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
989 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
990 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
991 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
992 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 993 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
994 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
995 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
996 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
997
e3f8313f 998
999 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1000 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1001 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1002 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1003 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1004 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1005 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1006 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1007 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1008 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1009 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1010 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1011 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1012 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1013 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1014 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1015 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1016 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1017 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1018 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1019
1020 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1021 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1022 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1023 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1024 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1025 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1026 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1027 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1028 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1029 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1030 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1031 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1032 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1033 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1034 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1035 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1036 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1037 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1038 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1039 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1040
1041 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1042 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1043 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1044 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1045 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1046 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1047 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1048 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1049 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1050 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1051 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1052 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1053 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1054 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1055 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1056 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1057 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1058 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1059 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1060 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1061
1062 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1063 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1064 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1065 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1066 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1067 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1068 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1069 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1070 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1071 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1072 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1073 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1074 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1075 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1076 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1077 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1078 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1079 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1080 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1081 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1082
1083 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1084 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1085 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1086 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1087 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1088 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1089 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1090 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1091 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1092 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1093 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1094 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1095 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1096 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1097 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1098 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1099 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1100 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1101 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1102 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1103
1104 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1105 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1106 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1107 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1108 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1109 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1110 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1111 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1112 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1113 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1114 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1115 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1116 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1117 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1118 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1119 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1120 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1121 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1122 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1123 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1124
1125 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1126 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1127 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1128 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1129 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1130 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1131 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1132 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1133 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1134 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1135 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1136 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1137 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1138 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1139 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1140 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1141 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1142 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1143 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1144 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1145
1146 { 0 },
1147 };
1148
1149 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1150
46aa5b98 1151#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1152 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1153 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1154 SysPrintf("RGB565 supported, using it\n");
c19aba43 1155 }
46aa5b98 1156#endif
c19aba43 1157
23ea11bd 1158 if (info == NULL || info->path == NULL) {
1159 SysPrintf("info->path required\n");
1160 return false;
1161 }
1162
38c2028e 1163 if (plugins_opened) {
1164 ClosePlugins();
1165 plugins_opened = 0;
1166 }
1167
23ea11bd 1168 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1169 if (disks[i].fname != NULL) {
1170 free(disks[i].fname);
1171 disks[i].fname = NULL;
1172 }
1173 disks[i].internal_index = 0;
1174 }
1175
1176 disk_current_index = 0;
9fba39a9
T		 1177 extract_directory(base_dir, info->path, sizeof(base_dir));
1178
1179 if (is_m3u) {
1180 if (!read_m3u(info->path)) {
1181 SysPrintf("failed to read m3u file\n");
1182 return false;
1183 }
51ba7408
T		 1184 } else {
1185 disk_count = 1;
9fba39a9 1186 disks[0].fname = strdup(info->path);
51ba7408 1187 }
23ea11bd 1188
1189 set_cd_image(disks[0].fname);
38c2028e 1190
1191 /* have to reload after set_cd_image for correct cdr plugin */
1192 if (LoadPlugins() == -1) {
f29fbd53 1193 SysPrintf("failed to load plugins\n");
38c2028e 1194 return false;
1195 }
1196
1197 plugins_opened = 1;
1198 NetOpened = 0;
1199
1200 if (OpenPlugins() == -1) {
f29fbd53 1201 SysPrintf("failed to open plugins\n");
38c2028e 1202 return false;
1203 }
1204
1205 plugin_call_rearmed_cbs();
19a784e6 1206 dfinput_activate();
38c2028e 1207
1208 Config.PsxAuto = 1;
1209 if (CheckCdrom() == -1) {
f29fbd53 1210 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 1211 return false;
1212 }
1213
1214 SysReset();
1215
1216 if (LoadCdrom() == -1) {
f29fbd53 1217 SysPrintf("could not load CD-ROM!\n");
38c2028e 1218 return false;
1219 }
79f216e3 1220 emu_on_new_cd(0);
38c2028e 1221
23ea11bd 1222 // multidisk images
9fba39a9 1223 if (!is_m3u) {
51ba7408 1224 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1225 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1226 disks[i].fname = strdup(info->path);
1227 disks[i].internal_index = i;
1228 }
23ea11bd 1229 }
1230
38c2028e 1231 return true;
1232}
1233
1234bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
1235{
1236 return false;
1237}
1238
ace14ab3 1239void retro_unload_game(void)
38c2028e 1240{
1241}
1242
1243unsigned retro_get_region(void)
1244{
17f84149 1245 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1246}
1247
1248void *retro_get_memory_data(unsigned id)
1249{
b40a83db
T		 1250 if (id == RETRO_MEMORY_SAVE_RAM)
1251 return Mcd1Data;
1252 else
1253 return NULL;
38c2028e 1254}
1255
1256size_t retro_get_memory_size(unsigned id)
1257{
b40a83db
T		 1258 if (id == RETRO_MEMORY_SAVE_RAM)
1259 return MCD_SIZE;
1260 else
1261 return 0;
38c2028e 1262}
1263
1264void retro_reset(void)
1265{
1266 SysReset();
1267}
1268
1269static const unsigned short retro_psx_map[] = {
1270 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1271 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1272 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1273 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1274 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1275 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1276 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1277 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1278 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1279 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1280 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1281 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1282 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1283 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1284 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1285 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1286};
1287#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1288
805fe9bc 1289static void update_variables(bool in_flight)
e268a47e 1290{
e268a47e 1291 struct retro_variable var;
6cdf212f 1292 int i;
ace14ab3 1293
e268a47e 1294 var.value = NULL;
4e477065 1295 var.key = "pcsx_rearmed_frameskip";
7d68d030 1296 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1297 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1298
1299 var.value = NULL;
4e477065 1300 var.key = "pcsx_rearmed_region";
9f5a28d9 1301 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1302 {
1303 Config.PsxAuto = 0;
1304 if (strcmp(var.value, "Automatic") == 0)
1305 Config.PsxAuto = 1;
1306 else if (strcmp(var.value, "NTSC") == 0)
1307 Config.PsxType = 0;
1308 else if (strcmp(var.value, "PAL") == 0)
1309 Config.PsxType = 1;
1310 }
4615b075 1311
6cdf212f 1312 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1313 update_controller_port_variable(i);
61c4962a 1314
30d43b8a 1315 update_multitap();
61c4962a 1316
7d68d030 1317#ifdef __ARM_NEON__
9f5a28d9 1318 var.value = "NULL";
55e5626b 1319 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1320
1321 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1322 {
1323 if (strcmp(var.value, "disabled") == 0)
1324 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1325 else if (strcmp(var.value, "enabled") == 0)
1326 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1327 }
1328
7d68d030 1329 var.value = NULL;
55e5626b 1330 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1331
1332 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1333 {
1334 if (strcmp(var.value, "disabled") == 0)
1335 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1336 else if (strcmp(var.value, "enabled") == 0)
1337 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1338 }
354329fa 1339
1340 var.value = NULL;
55e5626b 1341 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1342
1343 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1344 {
1345 if (strcmp(var.value, "disabled") == 0)
1346 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1347 else if (strcmp(var.value, "enabled") == 0)
1348 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1349 }
094ec204 1350#endif
0e5a7b7d 1351
1352 var.value = "NULL";
1353 var.key = "pcsx_rearmed_duping_enable";
1354
1355 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1356 {
1357 if (strcmp(var.value, "off") == 0)
1358 duping_enable = false;
1359 else if (strcmp(var.value, "on") == 0)
1360 duping_enable = true;
1361 }
1362
48f615ba 1363#ifndef DRC_DISABLE
1364 var.value = NULL;
4e477065 1365 var.key = "pcsx_rearmed_drc";
48f615ba 1366
1367 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1368 {
1369 R3000Acpu *prev_cpu = psxCpu;
1370
fc99395c 1371#ifdef _3DS
f72db18e 1372 if(!__ctr_svchax)
fc99395c 1373 Config.Cpu = CPU_INTERPRETER;
1374 else
1375#endif
48f615ba 1376 if (strcmp(var.value, "disabled") == 0)
1377 Config.Cpu = CPU_INTERPRETER;
1378 else if (strcmp(var.value, "enabled") == 0)
1379 Config.Cpu = CPU_DYNAREC;
1380
1381 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1382 if (psxCpu != prev_cpu) {
1383 prev_cpu->Shutdown();
1384 psxCpu->Init();
1385 psxCpu->Reset(); // not really a reset..
1386 }
1387 }
1388#endif
805fe9bc 1389
01394a7f 1390 var.value = "NULL";
1391 var.key = "pcsx_rearmed_spu_reverb";
1392
1393 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1394 {
1395 if (strcmp(var.value, "off") == 0)
1396 spu_config.iUseReverb = false;
1397 else if (strcmp(var.value, "on") == 0)
1398 spu_config.iUseReverb = true;
1399 }
1400
1401 var.value = "NULL";
1402 var.key = "pcsx_rearmed_spu_interpolation";
1403
1404 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1405 {
1406 if (strcmp(var.value, "simple") == 0)
1407 spu_config.iUseInterpolation = 1;
1408 else if (strcmp(var.value, "gaussian") == 0)
1409 spu_config.iUseInterpolation = 2;
1410 else if (strcmp(var.value, "cubic") == 0)
1411 spu_config.iUseInterpolation = 3;
1412 else if (strcmp(var.value, "off") == 0)
1413 spu_config.iUseInterpolation = 0;
1414 }
1415
b3480be8 1416 var.value = "NULL";
1417 var.key = "pcsx_rearmed_pe2_fix";
1418
1419 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1420 {
1421 if (strcmp(var.value, "disabled") == 0)
1422 Config.RCntFix = 0;
1423 else if (strcmp(var.value, "enabled") == 0)
1424 Config.RCntFix = 1;
1425 }
ace14ab3 1426
b3480be8 1427 var.value = "NULL";
1428 var.key = "pcsx_rearmed_inuyasha_fix";
1429
1430 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1431 {
1432 if (strcmp(var.value, "disabled") == 0)
1433 Config.VSyncWA = 0;
1434 else if (strcmp(var.value, "enabled") == 0)
1435 Config.VSyncWA = 1;
1436 }
1437
32ab9e53
TJ		 1438 if (in_flight) {
1439 // inform core things about possible config changes
1440 plugin_call_rearmed_cbs();
805fe9bc 1441
32ab9e53
TJ		 1442 if (GPU_open != NULL && GPU_close != NULL) {
1443 GPU_close();
1444 GPU_open(&gpuDisp, "PCSX", NULL);
1445 }
805fe9bc 1446
32ab9e53
TJ		 1447 dfinput_activate();
1448 }
e268a47e 1449}
1450
ace14ab3 1451void retro_run(void)
38c2028e 1452{
3b1a5e21 1453 int i;
38c2028e 1454
1455 input_poll_cb();
e268a47e 1456
805fe9bc 1457 bool updated = false;
1458 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1459 update_variables(true);
e268a47e 1460
3b1a5e21 1461 // reset all keystate, query libretro for keystate
61c4962a 1462 int j;
3c0fb554 1463 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1464 in_keystate[i] = 0;
3c0fb554
AP		 1465
1466 if (in_type[i] == PSE_PAD_TYPE_NONE)
1467 continue;
1468
3b1a5e21 1469 // query libretro for keystate
1470 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
61c4962a 1471 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1472 in_keystate[i] |= retro_psx_map[j];
56abf614 1473
1474 if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1475 {
1476 in_analog_left[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1477 in_analog_left[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1478 in_analog_right[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1479 in_analog_right[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1480 }
61c4962a 1481 }
e8d96071 1482
38c2028e 1483 stop = 0;
1484 psxCpu->Execute();
1485
0e5a7b7d 1486 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1a6164a1 1487 vout_width, vout_height, vout_width * 2);
70d56ca3 1488 vout_fb_dirty = 0;
38c2028e 1489}
1490
74ebc05b 1491static bool try_use_bios(const char *path)
1492{
1493 FILE *f;
1494 long size;
1495 const char *name;
1496
1497 f = fopen(path, "rb");
1498 if (f == NULL)
1499 return false;
1500
1501 fseek(f, 0, SEEK_END);
1502 size = ftell(f);
1503 fclose(f);
1504
1505 if (size != 512 * 1024)
1506 return false;
1507
1508 name = strrchr(path, SLASH);
1509 if (name++ == NULL)
1510 name = path;
1511 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1512 return true;
1513}
1514
c4052f4d 1515#ifndef VITA
74ebc05b 1516#include <sys/types.h>
1517#include <dirent.h>
1518
1519static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1520{
1521 DIR *dir;
1522 struct dirent *ent;
1523 bool ret = false;
1524
1525 dir = opendir(dirpath);
1526 if (dir == NULL)
1527 return false;
1528
1529 while ((ent = readdir(dir))) {
1530 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1531 continue;
1532
1533 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1534 ret = try_use_bios(path);
1535 if (ret)
1536 break;
1537 }
1538 closedir(dir);
1539 return ret;
1540}
1541#else
1542#define find_any_bios(...) false
1543#endif
1544
11813b9d 1545static void check_system_specs(void)
1546{
1547 unsigned level = 6;
1548 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1549}
1550
38c2028e 1551void retro_init(void)
1552{
1553 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1554 const char *dir;
1555 char path[256];
1e1cccd9 1556 int i, ret;
74ebc05b 1557 bool found_bios = false;
38c2028e 1558
d148d265 1559#ifdef __MACH__
1560 // magic sauce to make the dynarec work on iOS
1561 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1562#endif
1563
fc99395c 1564#ifdef _3DS
fc99395c 1565 psxMapHook = pl_3ds_mmap;
1566 psxUnmapHook = pl_3ds_munmap;
1a5fd794 1567#endif
1568#ifdef VITA
73081f23
FJGG		 1569 if(init_vita_mmap()<0)
1570 abort();
1a5fd794 1571 psxMapHook = pl_vita_mmap;
1572 psxUnmapHook = pl_vita_munmap;
fc99395c 1573#endif
38c2028e 1574 ret = emu_core_preinit();
73081f23 1575#ifdef _3DS
e4d84733 1576 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 1577 if(!__ctr_svchax)
e4d84733 1578 Config.Cpu = CPU_INTERPRETER;
1579#endif
73081f23
FJGG		 1580 Config.Cpu = CPU_INTERPRETER;
1581
38c2028e 1582 ret |= emu_core_init();
1583 if (ret != 0) {
f29fbd53 1584 SysPrintf("PCSX init failed.\n");
38c2028e 1585 exit(1);
1586 }
1587
0b7f536b 1588#ifdef _3DS
1589 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
1590#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 1591 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1592#else
1593 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1594#endif
38c2028e 1595
1596 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1597 {
fc99395c 1598 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
38c2028e 1599
1600 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1601 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1602 found_bios = try_use_bios(path);
1603 if (found_bios)
38c2028e 1604 break;
38c2028e 1605 }
74ebc05b 1606
1607 if (!found_bios)
1608 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1609 }
74ebc05b 1610 if (found_bios) {
f29fbd53 1611 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1612 }
1613 else
74ebc05b 1614 {
f29fbd53 1615 SysPrintf("no BIOS files found.\n");
ace14ab3 1616 struct retro_message msg =
74ebc05b 1617 {
1618 "no BIOS found, expect bugs!",
1619 180
1620 };
1621 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1622 }
38c2028e 1623
1a6164a1 1624 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1625 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1626 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1627
5ca2ec64 1628 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1629 * we have to do this because cache misses and some IO penalties
1630 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 1631 cycle_multiplier = 175;
ace14ab3 1632#ifdef HAVE_PRE_ARMV7
5ca2ec64 1633 cycle_multiplier = 200;
1634#endif
46b3a2fc 1635 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 1636 spu_config.iUseFixedUpdates = 1;
5ca2ec64 1637
f9f60dae
TK		 1638 McdDisable[0] = 0;
1639 McdDisable[1] = 1;
7df396ea 1640 init_memcard(Mcd1Data);
6e921e1d 1641
1642 SaveFuncs.open = save_open;
1643 SaveFuncs.read = save_read;
1644 SaveFuncs.write = save_write;
1645 SaveFuncs.seek = save_seek;
1646 SaveFuncs.close = save_close;
e268a47e 1647
805fe9bc 1648 update_variables(false);
32ab9e53 1649 check_system_specs();
38c2028e 1650}
1651
1652void retro_deinit(void)
1653{
1654 SysClose();
0b7f536b 1655#ifdef _3DS
1656 linearFree(vout_buf);
1657#else
38c2028e 1658 free(vout_buf);
0b7f536b 1659#endif
38c2028e 1660 vout_buf = NULL;
73081f23
FJGG		 1661
1662 deinit_vita_mmap();
38c2028e 1663}
c4052f4d 1664
1665#ifdef VITA
1666#include <psp2/kernel/threadmgr.h>
1667int usleep (unsigned long us)
1668{
1669 sceKernelDelayThread(us);
1670}
1671#endif
ARM optimized PCSX fork