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Update new_dynarec - working towards a common shared ari64
[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;
848b806c 284 void * tmpaddr;
73081f23
FJGG		 285 addr = malloc(64*1024*1024);
286 if(addr==NULL)
287 return -1;
848b806c
FJGG		 288 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
289 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
290 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
291 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
292 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
293 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 294#if 0
295 for(n = 0; n < 5; n++){
296 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
297 }
298#endif
299 return 0;
300}
301
302void deinit_vita_mmap(){
303 free(addr);
304}
305
1a5fd794 306void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
307 enum psxMapTag tag)
308{
309 (void)is_fixed;
310 (void)addr;
311
312
313 psx_map_t* custom_map = custom_psx_maps;
314
315 for (; custom_map->size; custom_map++)
316 {
317 if ((custom_map->size == size) && (custom_map->tag == tag))
318 {
1a5fd794 319 return custom_map->buffer;
320 }
321 }
322
323
324 return malloc(size);
325}
326
327void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
328{
329 (void)tag;
330
331 psx_map_t* custom_map = custom_psx_maps;
332
333 for (; custom_map->size; custom_map++)
334 {
335 if ((custom_map->buffer == ptr))
336 {
1a5fd794 337 return;
338 }
339 }
340
341 free(ptr);
342}
343#endif
344
fc99395c 345static void *pl_mmap(unsigned int size)
ace14ab3 346{
87e5b45f 347 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 348}
349
350static void pl_munmap(void *ptr, unsigned int size)
351{
87e5b45f 352 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 353}
354
38c2028e 355struct rearmed_cbs pl_rearmed_cbs = {
356 .pl_vout_open = vout_open,
357 .pl_vout_set_mode = vout_set_mode,
358 .pl_vout_flip = vout_flip,
359 .pl_vout_close = vout_close,
cc56203b 360 .mmap = pl_mmap,
361 .munmap = pl_munmap,
38c2028e 362 /* from psxcounters */
363 .gpu_hcnt = &hSyncCount,
364 .gpu_frame_count = &frame_counter,
365};
366
367void pl_frame_limit(void)
368{
369 /* called once per frame, make psxCpu->Execute() above return */
370 stop = 1;
371}
372
373void pl_timing_prepare(int is_pal)
374{
17f84149 375 is_pal_mode = is_pal;
38c2028e 376}
377
d71c7095 378void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 379{
4e477065 380 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
381 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
38c2028e 382}
383
e4c83ca6 384void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 385{
386}
387
388/* sound calls */
07c13dfd 389static int snd_init(void)
38c2028e 390{
07c13dfd 391 return 0;
38c2028e 392}
393
07c13dfd 394static void snd_finish(void)
38c2028e 395{
396}
397
07c13dfd 398static int snd_busy(void)
38c2028e 399{
db126209 400 return 0;
38c2028e 401}
402
07c13dfd 403static void snd_feed(void *buf, int bytes)
38c2028e 404{
db126209 405 if (audio_batch_cb != NULL)
406 audio_batch_cb(buf, bytes / 4);
38c2028e 407}
408
07c13dfd 409void out_register_libretro(struct out_driver *drv)
410{
411 drv->name = "libretro";
412 drv->init = snd_init;
413 drv->finish = snd_finish;
414 drv->busy = snd_busy;
415 drv->feed = snd_feed;
416}
417
38c2028e 418/* libretro */
e268a47e 419void retro_set_environment(retro_environment_t cb)
420{
e268a47e 421 static const struct retro_variable vars[] = {
4e477065 422 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
423 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
8c047f6f
AP		 424 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|negcon" },
425 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|negcon" },
426 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|negcon" },
427 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|negcon" },
428 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|negcon" },
429 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|negcon" },
430 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|negcon" },
431 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|negcon" },
30d43b8a
AP		 432 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
433 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
48f615ba 434#ifndef DRC_DISABLE
4e477065 435 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 436#endif
7d68d030 437#ifdef __ARM_NEON__
55e5626b 438 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
439 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
440 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 441#endif
0e5a7b7d 442 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
01394a7f 443 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
444 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
b3480be8 445 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
446 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 447 { NULL, NULL },
448 };
449
450 environ_cb = cb;
451
452 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 453}
454
38c2028e 455void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
456void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
457void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
458void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
459void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
460
461unsigned retro_api_version(void)
462{
463 return RETRO_API_VERSION;
464}
465
15504ca8 466static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 467{
468 if (port >= PORTS_NUMBER)
15504ca8 469 return 0;
8136cafb 470
15504ca8
AP		 471 if (!environ_cb)
472 return 0;
8136cafb 473
15504ca8 474 var->value = NULL;
a06f5a70
AP		 475 switch (port) {
476 case 0:
15504ca8 477 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 478 break;
479 case 1:
15504ca8 480 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 481 break;
482 case 2:
15504ca8 483 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 484 break;
485 case 3:
15504ca8 486 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 487 break;
488 case 4:
15504ca8 489 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 490 break;
491 case 5:
15504ca8 492 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 493 break;
494 case 6:
15504ca8 495 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 496 break;
497 case 7:
15504ca8 498 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 499 break;
500 }
501
15504ca8
AP		 502 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
503}
504
505static void update_controller_port_variable(unsigned port)
506{
507 if (port >= PORTS_NUMBER)
508 return;
509
510 struct retro_variable var;
511
512 if (controller_port_variable(port, &var))
8136cafb 513 {
3c0fb554
AP		 514 if (strcmp(var.value, "standard") == 0)
515 in_type[0] = PSE_PAD_TYPE_STANDARD;
516 else if (strcmp(var.value, "analog") == 0)
8136cafb
AP		 517 in_type[0] = PSE_PAD_TYPE_ANALOGPAD;
518 else if (strcmp(var.value, "negcon") == 0)
519 in_type[0] = PSE_PAD_TYPE_NEGCON;
8c047f6f 520 else if (strcmp(var.value, "none") == 0)
3c0fb554 521 in_type[0] = PSE_PAD_TYPE_NONE;
15504ca8 522 // else 'default' case, do nothing
3dc2e39e 523 }
15504ca8 524}
3dc2e39e 525
15504ca8
AP		 526static void update_controller_port_device(unsigned port, unsigned device)
527{
528 if (port >= PORTS_NUMBER)
529 return;
530
531 struct retro_variable var;
532
533 if (!controller_port_variable(port, &var))
534 return;
535
536 if (strcmp(var.value, "default") != 0)
537 return;
538
539 switch (device)
540 {
541 case RETRO_DEVICE_JOYPAD:
542 in_type[port] = PSE_PAD_TYPE_STANDARD;
543 break;
544 case RETRO_DEVICE_ANALOG:
545 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
546 break;
547 case RETRO_DEVICE_MOUSE:
548 in_type[port] = PSE_PAD_TYPE_MOUSE;
549 break;
550 case RETRO_DEVICE_LIGHTGUN:
551 in_type[port] = PSE_PAD_TYPE_GUN;
552 break;
553 case RETRO_DEVICE_NONE:
554 default:
555 in_type[port] = PSE_PAD_TYPE_NONE;
556 }
8136cafb
AP		 557}
558
30d43b8a
AP		 559static void update_multitap()
560{
561 struct retro_variable var;
6cdf212f 562 int auto_case, port;
30d43b8a
AP		 563
564 var.value = NULL;
565 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 566 auto_case = 0;
567 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 568 {
569 if (strcmp(var.value, "enabled") == 0)
570 multitap1 = 1;
571 else if (strcmp(var.value, "disabled") == 0)
572 multitap1 = 0;
573 else // 'auto' case
3dc2e39e
AP		 574 auto_case = 1;
575 }
576 else
15504ca8 577 auto_case = 1;
3dc2e39e
AP		 578
579 if (auto_case)
580 {
581 // If a gamepad is plugged after port 2, we need a first multitap.
582 multitap1 = 0;
6cdf212f 583 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 584 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 585 }
586
587 var.value = NULL;
588 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 589 auto_case = 0;
590 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 591 {
592 if (strcmp(var.value, "enabled") == 0)
593 multitap2 = 1;
594 else if (strcmp(var.value, "disabled") == 0)
595 multitap2 = 0;
596 else // 'auto' case
3dc2e39e
AP		 597 auto_case = 1;
598 }
599 else
15504ca8 600 auto_case = 1;
3dc2e39e
AP		 601
602 if (auto_case)
603 {
604 // If a gamepad is plugged after port 4, we need a second multitap.
605 multitap2 = 0;
6cdf212f 606 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 607 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 608 }
609}
610
38c2028e 611void retro_set_controller_port_device(unsigned port, unsigned device)
612{
ace14ab3 613 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 614
615 if (port >= PORTS_NUMBER)
616 return;
617
618 update_controller_port_device(port, device);
619 update_multitap();
38c2028e 620}
621
622void retro_get_system_info(struct retro_system_info *info)
623{
624 memset(info, 0, sizeof(*info));
625 info->library_name = "PCSX-ReARMed";
bf48d3aa 626 info->library_version = "r22";
9fba39a9 627 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 628 info->need_fullpath = true;
629}
630
631void retro_get_system_av_info(struct retro_system_av_info *info)
632{
633 memset(info, 0, sizeof(*info));
17f84149 634 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 635 info->timing.sample_rate = 44100;
636 info->geometry.base_width = 320;
637 info->geometry.base_height = 240;
805fe9bc 638 info->geometry.max_width = VOUT_MAX_WIDTH;
639 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 640 info->geometry.aspect_ratio = 4.0 / 3.0;
641}
642
6e921e1d 643/* savestates */
ace14ab3 644size_t retro_serialize_size(void)
645{
03f55e6b 646 // it's currently 4380651-4397047 bytes,
647 // but have some reserved for future
648 return 0x440000;
6e921e1d 649}
650
651struct save_fp {
652 char *buf;
653 size_t pos;
654 int is_write;
655};
656
657static void *save_open(const char *name, const char *mode)
658{
659 struct save_fp *fp;
660
661 if (name == NULL || mode == NULL)
662 return NULL;
663
664 fp = malloc(sizeof(*fp));
665 if (fp == NULL)
666 return NULL;
667
668 fp->buf = (char *)name;
669 fp->pos = 0;
670 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
671
672 return fp;
673}
674
675static int save_read(void *file, void *buf, u32 len)
676{
677 struct save_fp *fp = file;
678 if (fp == NULL || buf == NULL)
679 return -1;
680
681 memcpy(buf, fp->buf + fp->pos, len);
682 fp->pos += len;
683 return len;
684}
685
686static int save_write(void *file, const void *buf, u32 len)
687{
688 struct save_fp *fp = file;
689 if (fp == NULL || buf == NULL)
690 return -1;
691
692 memcpy(fp->buf + fp->pos, buf, len);
693 fp->pos += len;
694 return len;
695}
696
697static long save_seek(void *file, long offs, int whence)
698{
699 struct save_fp *fp = file;
700 if (fp == NULL)
701 return -1;
702
703 switch (whence) {
704 case SEEK_CUR:
705 fp->pos += offs;
706 return fp->pos;
707 case SEEK_SET:
708 fp->pos = offs;
709 return fp->pos;
710 default:
711 return -1;
712 }
713}
714
715static void save_close(void *file)
716{
717 struct save_fp *fp = file;
718 size_t r_size = retro_serialize_size();
719 if (fp == NULL)
720 return;
721
722 if (fp->pos > r_size)
723 SysPrintf("ERROR: save buffer overflow detected\n");
724 else if (fp->is_write && fp->pos < r_size)
725 // make sure we don't save trash in leftover space
726 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
727 free(fp);
38c2028e 728}
729
730bool retro_serialize(void *data, size_t size)
ace14ab3 731{
6e921e1d 732 int ret = SaveState(data);
733 return ret == 0 ? true : false;
38c2028e 734}
735
736bool retro_unserialize(const void *data, size_t size)
737{
6e921e1d 738 int ret = LoadState(data);
739 return ret == 0 ? true : false;
38c2028e 740}
741
23ea11bd 742/* cheats */
38c2028e 743void retro_cheat_reset(void)
744{
6e921e1d 745 ClearAllCheats();
38c2028e 746}
747
748void retro_cheat_set(unsigned index, bool enabled, const char *code)
749{
6e921e1d 750 char buf[256];
751 int ret;
752
753 // cheat funcs are destructive, need a copy..
754 strncpy(buf, code, sizeof(buf));
755 buf[sizeof(buf) - 1] = 0;
756
757 if (index < NumCheats)
758 ret = EditCheat(index, "", buf);
759 else
760 ret = AddCheat("", buf);
761
762 if (ret != 0)
763 SysPrintf("Failed to set cheat %#u\n", index);
764 else if (index < NumCheats)
765 Cheats[index].Enabled = enabled;
38c2028e 766}
767
23ea11bd 768/* multidisk support */
769static bool disk_ejected;
770static unsigned int disk_current_index;
51ba7408 771static unsigned int disk_count;
23ea11bd 772static struct disks_state {
773 char *fname;
774 int internal_index; // for multidisk eboots
775} disks[8];
776
777static bool disk_set_eject_state(bool ejected)
778{
779 // weird PCSX API..
780 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
781 LidInterrupt();
782
783 disk_ejected = ejected;
784 return true;
785}
786
787static bool disk_get_eject_state(void)
788{
789 /* can't be controlled by emulated software */
790 return disk_ejected;
791}
792
793static unsigned int disk_get_image_index(void)
794{
795 return disk_current_index;
796}
797
798static bool disk_set_image_index(unsigned int index)
799{
800 if (index >= sizeof(disks) / sizeof(disks[0]))
801 return false;
802
803 CdromId[0] = '\0';
804 CdromLabel[0] = '\0';
805
806 if (disks[index].fname == NULL) {
807 SysPrintf("missing disk #%u\n", index);
808 CDR_shutdown();
809
810 // RetroArch specifies "no disk" with index == count,
811 // so don't fail here..
812 disk_current_index = index;
813 return true;
814 }
815
816 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
817 disks[index].fname, disks[index].internal_index);
818
819 cdrIsoMultidiskSelect = disks[index].internal_index;
820 set_cd_image(disks[index].fname);
821 if (ReloadCdromPlugin() < 0) {
822 SysPrintf("failed to load cdr plugin\n");
823 return false;
824 }
825 if (CDR_open() < 0) {
826 SysPrintf("failed to open cdr plugin\n");
827 return false;
828 }
829
830 if (!disk_ejected) {
831 SetCdOpenCaseTime(time(NULL) + 2);
832 LidInterrupt();
833 }
834
835 disk_current_index = index;
836 return true;
837}
838
839static unsigned int disk_get_num_images(void)
840{
51ba7408 841 return disk_count;
23ea11bd 842}
843
844static bool disk_replace_image_index(unsigned index,
845 const struct retro_game_info *info)
846{
847 char *old_fname;
848 bool ret = true;
849
850 if (index >= sizeof(disks) / sizeof(disks[0]))
851 return false;
852
853 old_fname = disks[index].fname;
854 disks[index].fname = NULL;
855 disks[index].internal_index = 0;
856
857 if (info != NULL) {
858 disks[index].fname = strdup(info->path);
859 if (index == disk_current_index)
860 ret = disk_set_image_index(index);
861 }
862
863 if (old_fname != NULL)
864 free(old_fname);
865
866 return ret;
867}
868
869static bool disk_add_image_index(void)
870{
51ba7408
T		 871 if (disk_count >= 8)
872 return false;
873
874 disk_count++;
23ea11bd 875 return true;
876}
877
878static struct retro_disk_control_callback disk_control = {
879 .set_eject_state = disk_set_eject_state,
880 .get_eject_state = disk_get_eject_state,
881 .get_image_index = disk_get_image_index,
882 .set_image_index = disk_set_image_index,
883 .get_num_images = disk_get_num_images,
884 .replace_image_index = disk_replace_image_index,
885 .add_image_index = disk_add_image_index,
886};
887
9fba39a9
T		 888// just in case, maybe a win-rt port in the future?
889#ifdef _WIN32
890#define SLASH '\\'
891#else
892#define SLASH '/'
893#endif
894
895static char base_dir[PATH_MAX];
896
897static bool read_m3u(const char *file)
898{
899 char line[PATH_MAX];
900 char name[PATH_MAX];
9fba39a9
T		 901 FILE *f = fopen(file, "r");
902 if (!f)
903 return false;
904
51ba7408 905 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 906 if (line[0] == '#')
907 continue;
908 char *carrige_return = strchr(line, '\r');
909 if (carrige_return)
910 *carrige_return = '\0';
911 char *newline = strchr(line, '\n');
912 if (newline)
913 *newline = '\0';
914
915 if (line[0] != '\0')
916 {
917 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 918 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 919 }
920 }
921
922 fclose(f);
51ba7408 923 return (disk_count != 0);
9fba39a9
T		 924}
925
926static void extract_directory(char *buf, const char *path, size_t size)
927{
928 char *base;
929 strncpy(buf, path, size - 1);
930 buf[size - 1] = '\0';
931
932 base = strrchr(buf, '/');
933 if (!base)
934 base = strrchr(buf, '\\');
935
936 if (base)
937 *base = '\0';
938 else
939 {
940 buf[0] = '.';
941 buf[1] = '\0';
942 }
943}
944
003cfc63 945#if defined(__QNX__) || defined(_WIN32)
41294f4d 946/* Blackberry QNX doesn't have strcasestr */
947
948/*
949 * Find the first occurrence of find in s, ignore case.
950 */
951char *
952strcasestr(const char *s, const char*find)
953{
954 char c, sc;
955 size_t len;
956
957 if ((c = *find++) != 0) {
958 c = tolower((unsigned char)c);
959 len = strlen(find);
960 do {
961 do {
962 if ((sc = *s++) == 0)
963 return (NULL);
964 } while ((char)tolower((unsigned char)sc) != c);
965 } while (strncasecmp(s, find, len) != 0);
966 s--;
967 }
968 return ((char *)s);
969}
970#endif
971
38c2028e 972bool retro_load_game(const struct retro_game_info *info)
973{
23ea11bd 974 size_t i;
9fba39a9
T		 975 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
976
e3f8313f 977 struct retro_input_descriptor desc[] = {
978 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
979 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
980 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
981 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
982 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
983 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
984 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
985 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
986 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
987 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
988 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
989 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
990 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
991 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
992 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
993 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 994 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
995 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
996 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
997 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
998
e3f8313f 999
1000 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1001 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1002 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1003 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1004 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1005 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1006 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1007 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1008 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1009 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1010 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1011 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1012 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1013 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1014 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1015 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1016 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1017 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1018 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1019 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1020
1021 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1022 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1023 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1024 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1025 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1026 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1027 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1028 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1029 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1030 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1031 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1032 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1033 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1034 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1035 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1036 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1037 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1038 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1039 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1040 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1041
1042 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1043 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1044 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1045 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1046 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1047 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1048 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1049 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1050 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1051 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1052 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1053 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1054 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1055 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1056 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1057 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1058 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1059 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1060 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1061 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1062
1063 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1064 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1065 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1066 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1067 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1068 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1069 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1070 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1071 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1072 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1073 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1074 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1075 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1076 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1077 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1078 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1079 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1080 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1081 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1082 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1083
1084 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1085 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1086 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1087 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1088 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1089 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1090 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1091 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1092 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1093 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1094 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1095 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1096 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1097 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1098 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1099 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1100 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1101 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1102 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1103 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1104
1105 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1106 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1107 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1108 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1109 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1110 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1111 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1112 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1113 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1114 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1115 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1116 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1117 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1118 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1119 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1120 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1121 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1122 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1123 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1124 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1125
1126 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1127 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1128 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1129 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1130 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1131 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1132 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1133 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1134 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1135 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1136 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1137 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1138 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1139 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1140 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1141 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1142 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1143 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1144 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1145 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1146
1147 { 0 },
1148 };
1149
1150 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1151
46aa5b98 1152#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1153 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1154 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1155 SysPrintf("RGB565 supported, using it\n");
c19aba43 1156 }
46aa5b98 1157#endif
c19aba43 1158
23ea11bd 1159 if (info == NULL || info->path == NULL) {
1160 SysPrintf("info->path required\n");
1161 return false;
1162 }
1163
38c2028e 1164 if (plugins_opened) {
1165 ClosePlugins();
1166 plugins_opened = 0;
1167 }
1168
23ea11bd 1169 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1170 if (disks[i].fname != NULL) {
1171 free(disks[i].fname);
1172 disks[i].fname = NULL;
1173 }
1174 disks[i].internal_index = 0;
1175 }
1176
1177 disk_current_index = 0;
9fba39a9
T		 1178 extract_directory(base_dir, info->path, sizeof(base_dir));
1179
1180 if (is_m3u) {
1181 if (!read_m3u(info->path)) {
1182 SysPrintf("failed to read m3u file\n");
1183 return false;
1184 }
51ba7408
T		 1185 } else {
1186 disk_count = 1;
9fba39a9 1187 disks[0].fname = strdup(info->path);
51ba7408 1188 }
23ea11bd 1189
1190 set_cd_image(disks[0].fname);
38c2028e 1191
1192 /* have to reload after set_cd_image for correct cdr plugin */
1193 if (LoadPlugins() == -1) {
f29fbd53 1194 SysPrintf("failed to load plugins\n");
38c2028e 1195 return false;
1196 }
1197
1198 plugins_opened = 1;
1199 NetOpened = 0;
1200
1201 if (OpenPlugins() == -1) {
f29fbd53 1202 SysPrintf("failed to open plugins\n");
38c2028e 1203 return false;
1204 }
1205
1206 plugin_call_rearmed_cbs();
19a784e6 1207 dfinput_activate();
38c2028e 1208
1209 Config.PsxAuto = 1;
1210 if (CheckCdrom() == -1) {
f29fbd53 1211 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 1212 return false;
1213 }
1214
1215 SysReset();
1216
1217 if (LoadCdrom() == -1) {
f29fbd53 1218 SysPrintf("could not load CD-ROM!\n");
38c2028e 1219 return false;
1220 }
79f216e3 1221 emu_on_new_cd(0);
38c2028e 1222
23ea11bd 1223 // multidisk images
9fba39a9 1224 if (!is_m3u) {
51ba7408 1225 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1226 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1227 disks[i].fname = strdup(info->path);
1228 disks[i].internal_index = i;
1229 }
23ea11bd 1230 }
1231
38c2028e 1232 return true;
1233}
1234
1235bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
1236{
1237 return false;
1238}
1239
ace14ab3 1240void retro_unload_game(void)
38c2028e 1241{
1242}
1243
1244unsigned retro_get_region(void)
1245{
17f84149 1246 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1247}
1248
1249void *retro_get_memory_data(unsigned id)
1250{
b40a83db
T		 1251 if (id == RETRO_MEMORY_SAVE_RAM)
1252 return Mcd1Data;
1253 else
1254 return NULL;
38c2028e 1255}
1256
1257size_t retro_get_memory_size(unsigned id)
1258{
b40a83db
T		 1259 if (id == RETRO_MEMORY_SAVE_RAM)
1260 return MCD_SIZE;
1261 else
1262 return 0;
38c2028e 1263}
1264
1265void retro_reset(void)
1266{
1267 SysReset();
1268}
1269
1270static const unsigned short retro_psx_map[] = {
1271 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1272 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1273 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1274 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1275 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1276 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1277 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1278 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1279 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1280 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1281 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1282 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1283 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1284 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1285 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1286 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1287};
1288#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1289
805fe9bc 1290static void update_variables(bool in_flight)
e268a47e 1291{
e268a47e 1292 struct retro_variable var;
6cdf212f 1293 int i;
ace14ab3 1294
e268a47e 1295 var.value = NULL;
4e477065 1296 var.key = "pcsx_rearmed_frameskip";
7d68d030 1297 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1298 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1299
1300 var.value = NULL;
4e477065 1301 var.key = "pcsx_rearmed_region";
9f5a28d9 1302 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1303 {
1304 Config.PsxAuto = 0;
1305 if (strcmp(var.value, "Automatic") == 0)
1306 Config.PsxAuto = 1;
1307 else if (strcmp(var.value, "NTSC") == 0)
1308 Config.PsxType = 0;
1309 else if (strcmp(var.value, "PAL") == 0)
1310 Config.PsxType = 1;
1311 }
4615b075 1312
6cdf212f 1313 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1314 update_controller_port_variable(i);
61c4962a 1315
30d43b8a 1316 update_multitap();
61c4962a 1317
7d68d030 1318#ifdef __ARM_NEON__
9f5a28d9 1319 var.value = "NULL";
55e5626b 1320 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1321
1322 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1323 {
1324 if (strcmp(var.value, "disabled") == 0)
1325 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1326 else if (strcmp(var.value, "enabled") == 0)
1327 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1328 }
1329
7d68d030 1330 var.value = NULL;
55e5626b 1331 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1332
1333 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1334 {
1335 if (strcmp(var.value, "disabled") == 0)
1336 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1337 else if (strcmp(var.value, "enabled") == 0)
1338 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1339 }
354329fa 1340
1341 var.value = NULL;
55e5626b 1342 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1343
1344 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1345 {
1346 if (strcmp(var.value, "disabled") == 0)
1347 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1348 else if (strcmp(var.value, "enabled") == 0)
1349 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1350 }
094ec204 1351#endif
0e5a7b7d 1352
1353 var.value = "NULL";
1354 var.key = "pcsx_rearmed_duping_enable";
1355
1356 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1357 {
1358 if (strcmp(var.value, "off") == 0)
1359 duping_enable = false;
1360 else if (strcmp(var.value, "on") == 0)
1361 duping_enable = true;
1362 }
1363
48f615ba 1364#ifndef DRC_DISABLE
1365 var.value = NULL;
4e477065 1366 var.key = "pcsx_rearmed_drc";
48f615ba 1367
1368 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1369 {
1370 R3000Acpu *prev_cpu = psxCpu;
1371
fc99395c 1372#ifdef _3DS
f72db18e 1373 if(!__ctr_svchax)
fc99395c 1374 Config.Cpu = CPU_INTERPRETER;
1375 else
1376#endif
48f615ba 1377 if (strcmp(var.value, "disabled") == 0)
1378 Config.Cpu = CPU_INTERPRETER;
1379 else if (strcmp(var.value, "enabled") == 0)
1380 Config.Cpu = CPU_DYNAREC;
1381
1382 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1383 if (psxCpu != prev_cpu) {
1384 prev_cpu->Shutdown();
1385 psxCpu->Init();
1386 psxCpu->Reset(); // not really a reset..
1387 }
1388 }
1389#endif
805fe9bc 1390
01394a7f 1391 var.value = "NULL";
1392 var.key = "pcsx_rearmed_spu_reverb";
1393
1394 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1395 {
1396 if (strcmp(var.value, "off") == 0)
1397 spu_config.iUseReverb = false;
1398 else if (strcmp(var.value, "on") == 0)
1399 spu_config.iUseReverb = true;
1400 }
1401
1402 var.value = "NULL";
1403 var.key = "pcsx_rearmed_spu_interpolation";
1404
1405 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1406 {
1407 if (strcmp(var.value, "simple") == 0)
1408 spu_config.iUseInterpolation = 1;
1409 else if (strcmp(var.value, "gaussian") == 0)
1410 spu_config.iUseInterpolation = 2;
1411 else if (strcmp(var.value, "cubic") == 0)
1412 spu_config.iUseInterpolation = 3;
1413 else if (strcmp(var.value, "off") == 0)
1414 spu_config.iUseInterpolation = 0;
1415 }
1416
b3480be8 1417 var.value = "NULL";
1418 var.key = "pcsx_rearmed_pe2_fix";
1419
1420 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1421 {
1422 if (strcmp(var.value, "disabled") == 0)
1423 Config.RCntFix = 0;
1424 else if (strcmp(var.value, "enabled") == 0)
1425 Config.RCntFix = 1;
1426 }
ace14ab3 1427
b3480be8 1428 var.value = "NULL";
1429 var.key = "pcsx_rearmed_inuyasha_fix";
1430
1431 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1432 {
1433 if (strcmp(var.value, "disabled") == 0)
1434 Config.VSyncWA = 0;
1435 else if (strcmp(var.value, "enabled") == 0)
1436 Config.VSyncWA = 1;
1437 }
1438
32ab9e53
TJ		 1439 if (in_flight) {
1440 // inform core things about possible config changes
1441 plugin_call_rearmed_cbs();
805fe9bc 1442
32ab9e53
TJ		 1443 if (GPU_open != NULL && GPU_close != NULL) {
1444 GPU_close();
1445 GPU_open(&gpuDisp, "PCSX", NULL);
1446 }
805fe9bc 1447
32ab9e53
TJ		 1448 dfinput_activate();
1449 }
e268a47e 1450}
1451
ace14ab3 1452void retro_run(void)
38c2028e 1453{
3b1a5e21 1454 int i;
38c2028e 1455
1456 input_poll_cb();
e268a47e 1457
805fe9bc 1458 bool updated = false;
1459 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1460 update_variables(true);
e268a47e 1461
3b1a5e21 1462 // reset all keystate, query libretro for keystate
61c4962a 1463 int j;
3c0fb554 1464 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1465 in_keystate[i] = 0;
3c0fb554
AP		 1466
1467 if (in_type[i] == PSE_PAD_TYPE_NONE)
1468 continue;
1469
3b1a5e21 1470 // query libretro for keystate
1471 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
61c4962a 1472 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1473 in_keystate[i] |= retro_psx_map[j];
56abf614 1474
1475 if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1476 {
1477 in_analog_left[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1478 in_analog_left[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1479 in_analog_right[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1480 in_analog_right[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1481 }
61c4962a 1482 }
e8d96071 1483
38c2028e 1484 stop = 0;
1485 psxCpu->Execute();
1486
0e5a7b7d 1487 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1a6164a1 1488 vout_width, vout_height, vout_width * 2);
70d56ca3 1489 vout_fb_dirty = 0;
38c2028e 1490}
1491
74ebc05b 1492static bool try_use_bios(const char *path)
1493{
1494 FILE *f;
1495 long size;
1496 const char *name;
1497
1498 f = fopen(path, "rb");
1499 if (f == NULL)
1500 return false;
1501
1502 fseek(f, 0, SEEK_END);
1503 size = ftell(f);
1504 fclose(f);
1505
1506 if (size != 512 * 1024)
1507 return false;
1508
1509 name = strrchr(path, SLASH);
1510 if (name++ == NULL)
1511 name = path;
1512 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1513 return true;
1514}
1515
c4052f4d 1516#ifndef VITA
74ebc05b 1517#include <sys/types.h>
1518#include <dirent.h>
1519
1520static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1521{
1522 DIR *dir;
1523 struct dirent *ent;
1524 bool ret = false;
1525
1526 dir = opendir(dirpath);
1527 if (dir == NULL)
1528 return false;
1529
1530 while ((ent = readdir(dir))) {
1531 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1532 continue;
1533
1534 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1535 ret = try_use_bios(path);
1536 if (ret)
1537 break;
1538 }
1539 closedir(dir);
1540 return ret;
1541}
1542#else
1543#define find_any_bios(...) false
1544#endif
1545
11813b9d 1546static void check_system_specs(void)
1547{
1548 unsigned level = 6;
1549 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1550}
1551
38c2028e 1552void retro_init(void)
1553{
1554 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1555 const char *dir;
1556 char path[256];
1e1cccd9 1557 int i, ret;
74ebc05b 1558 bool found_bios = false;
38c2028e 1559
d148d265 1560#ifdef __MACH__
1561 // magic sauce to make the dynarec work on iOS
1562 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1563#endif
1564
fc99395c 1565#ifdef _3DS
fc99395c 1566 psxMapHook = pl_3ds_mmap;
1567 psxUnmapHook = pl_3ds_munmap;
1a5fd794 1568#endif
1569#ifdef VITA
73081f23
FJGG		 1570 if(init_vita_mmap()<0)
1571 abort();
1a5fd794 1572 psxMapHook = pl_vita_mmap;
1573 psxUnmapHook = pl_vita_munmap;
fc99395c 1574#endif
38c2028e 1575 ret = emu_core_preinit();
73081f23 1576#ifdef _3DS
e4d84733 1577 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 1578 if(!__ctr_svchax)
e4d84733 1579 Config.Cpu = CPU_INTERPRETER;
1580#endif
73081f23
FJGG		 1581 Config.Cpu = CPU_INTERPRETER;
1582
38c2028e 1583 ret |= emu_core_init();
1584 if (ret != 0) {
f29fbd53 1585 SysPrintf("PCSX init failed.\n");
38c2028e 1586 exit(1);
1587 }
1588
0b7f536b 1589#ifdef _3DS
1590 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
1591#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 1592 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1593#else
1594 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1595#endif
38c2028e 1596
1597 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1598 {
fc99395c 1599 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
38c2028e 1600
1601 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1602 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1603 found_bios = try_use_bios(path);
1604 if (found_bios)
38c2028e 1605 break;
38c2028e 1606 }
74ebc05b 1607
1608 if (!found_bios)
1609 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1610 }
74ebc05b 1611 if (found_bios) {
f29fbd53 1612 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1613 }
1614 else
74ebc05b 1615 {
f29fbd53 1616 SysPrintf("no BIOS files found.\n");
ace14ab3 1617 struct retro_message msg =
74ebc05b 1618 {
1619 "no BIOS found, expect bugs!",
1620 180
1621 };
1622 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1623 }
38c2028e 1624
1a6164a1 1625 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1626 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1627 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1628
5ca2ec64 1629 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1630 * we have to do this because cache misses and some IO penalties
1631 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 1632 cycle_multiplier = 175;
ace14ab3 1633#ifdef HAVE_PRE_ARMV7
5ca2ec64 1634 cycle_multiplier = 200;
1635#endif
46b3a2fc 1636 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 1637 spu_config.iUseFixedUpdates = 1;
5ca2ec64 1638
f9f60dae
TK		 1639 McdDisable[0] = 0;
1640 McdDisable[1] = 1;
7df396ea 1641 init_memcard(Mcd1Data);
6e921e1d 1642
1643 SaveFuncs.open = save_open;
1644 SaveFuncs.read = save_read;
1645 SaveFuncs.write = save_write;
1646 SaveFuncs.seek = save_seek;
1647 SaveFuncs.close = save_close;
e268a47e 1648
805fe9bc 1649 update_variables(false);
32ab9e53 1650 check_system_specs();
38c2028e 1651}
1652
1653void retro_deinit(void)
1654{
1655 SysClose();
0b7f536b 1656#ifdef _3DS
1657 linearFree(vout_buf);
1658#else
38c2028e 1659 free(vout_buf);
0b7f536b 1660#endif
38c2028e 1661 vout_buf = NULL;
d8f2e2d8
SL		 1662
1663#ifdef VITA
73081f23 1664 deinit_vita_mmap();
d8f2e2d8 1665#endif
38c2028e 1666}
c4052f4d 1667
1668#ifdef VITA
1669#include <psp2/kernel/threadmgr.h>
1670int usleep (unsigned long us)
1671{
1672 sceKernelDelayThread(us);
1673}
1674#endif
ARM optimized PCSX fork