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Merge pull request #86 from andrewlxer/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;
65a0505f 50static void * vout_buf_ptr;
70d56ca3 51static int vout_width, vout_height;
52static int vout_doffs_old, vout_fb_dirty;
1a6164a1 53static bool vout_can_dupe;
0e5a7b7d 54static bool duping_enable;
70d56ca3 55
38c2028e 56static int plugins_opened;
17f84149 57static int is_pal_mode;
38c2028e 58
f9f60dae
TK		 59/* memory card data */
60extern char Mcd1Data[MCD_SIZE];
61extern char McdDisable[2];
38c2028e 62
63/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 64int in_type[8] = { 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,
67 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
61c4962a 68int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
69int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 70unsigned short in_keystate[PORTS_NUMBER];
29f3675b 71int multitap1 = 0;
72int multitap2 = 0;
4e477065 73int in_enable_vibration = 1;
38c2028e 74
805fe9bc 75/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
76#define VOUT_MAX_WIDTH 1024
77#define VOUT_MAX_HEIGHT 512
78
7df396ea
TK		 79static void init_memcard(char *mcd_data)
80{
81 unsigned off = 0;
82 unsigned i;
83
84 memset(mcd_data, 0, MCD_SIZE);
85
86 mcd_data[off++] = 'M';
87 mcd_data[off++] = 'C';
88 off += 0x7d;
89 mcd_data[off++] = 0x0e;
90
91 for (i = 0; i < 15; i++) {
92 mcd_data[off++] = 0xa0;
93 off += 0x07;
94 mcd_data[off++] = 0xff;
95 mcd_data[off++] = 0xff;
96 off += 0x75;
97 mcd_data[off++] = 0xa0;
98 }
99
100 for (i = 0; i < 20; i++) {
101 mcd_data[off++] = 0xff;
102 mcd_data[off++] = 0xff;
103 mcd_data[off++] = 0xff;
104 mcd_data[off++] = 0xff;
105 off += 0x04;
106 mcd_data[off++] = 0xff;
107 mcd_data[off++] = 0xff;
108 off += 0x76;
109 }
110}
111
38c2028e 112static int vout_open(void)
113{
114 return 0;
115}
116
e4c83ca6 117static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 118{
70d56ca3 119 vout_width = w;
120 vout_height = h;
6558949c
FJGG		 121
122 struct retro_framebuffer fb = {0};
123
124 fb.width = vout_width;
125 fb.height = vout_height;
126 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
127
128 vout_buf_ptr = vout_buf;
129
130 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
131 {
132 vout_buf_ptr = (uint16_t*)fb.data;
133 }
134
38c2028e 135}
136
cc4f9b70 137#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 138static void convert(void *buf, size_t bytes)
38c2028e 139{
140 unsigned int i, v, *p = buf;
141
9c59f120 142 for (i = 0; i < bytes / 4; i++) {
38c2028e 143 v = p[i];
144 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
145 }
146}
46aa5b98 147#endif
38c2028e 148
fa56d360 149static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 150{
65a0505f 151 unsigned short *dest = vout_buf_ptr;
fa56d360 152 const unsigned short *src = vram;
70d56ca3 153 int dstride = vout_width, h1 = h;
154 int doffs;
38c2028e 155
fa56d360 156 if (vram == NULL) {
157 // blanking
65a0505f 158 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 159 goto out;
160 }
161
70d56ca3 162 doffs = (vout_height - h) * dstride;
163 doffs += (dstride - w) / 2 & ~1;
164 if (doffs != vout_doffs_old) {
165 // clear borders
65a0505f 166 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 167 vout_doffs_old = doffs;
168 }
169 dest += doffs;
170
fa56d360 171 if (bgr24)
172 {
173 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
174 for (; h1-- > 0; dest += dstride, src += stride)
175 {
176 bgr888_to_rgb565(dest, src, w * 3);
177 }
178 }
179 else
180 {
181 for (; h1-- > 0; dest += dstride, src += stride)
182 {
183 bgr555_to_rgb565(dest, src, w * 2);
184 }
185 }
38c2028e 186
fa56d360 187out:
46aa5b98 188#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 189 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 190#endif
70d56ca3 191 vout_fb_dirty = 1;
fa56d360 192 pl_rearmed_cbs.flip_cnt++;
38c2028e 193}
194
195static void vout_close(void)
196{
197}
198
fc99395c 199#ifdef _3DS
200typedef struct
201{
202 void* buffer;
203 uint32_t target_map;
204 size_t size;
205 enum psxMapTag tag;
206}psx_map_t;
207
208psx_map_t custom_psx_maps[] = {
209 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
210 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
211 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
212 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
213 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
214};
215
216void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
217 enum psxMapTag tag)
218{
219 (void)is_fixed;
220 (void)addr;
221
f72db18e 222 if (__ctr_svchax)
fc99395c 223 {
224 psx_map_t* custom_map = custom_psx_maps;
225
226 for (; custom_map->size; custom_map++)
227 {
228 if ((custom_map->size == size) && (custom_map->tag == tag))
229 {
230 uint32_t ptr_aligned, tmp;
231
232 custom_map->buffer = malloc(size + 0x1000);
233 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
234
f72db18e 235 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 236 {
237 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
238 exit(1);
239 }
240
241 return (void*)custom_map->target_map;
242 }
243 }
244 }
245
246 return malloc(size);
247}
248
249void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 250{
fc99395c 251 (void)tag;
252
f72db18e 253 if (__ctr_svchax)
fc99395c 254 {
255 psx_map_t* custom_map = custom_psx_maps;
256
257 for (; custom_map->size; custom_map++)
258 {
259 if ((custom_map->target_map == (uint32_t)ptr))
260 {
261 uint32_t ptr_aligned, tmp;
262
263 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
264
f72db18e 265 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 266
267 free(custom_map->buffer);
268 custom_map->buffer = NULL;
269 return;
270 }
271 }
272 }
273
274 free(ptr);
275}
276#endif
277
1a5fd794 278#ifdef VITA
279typedef struct
280{
281 void* buffer;
282 uint32_t target_map;
283 size_t size;
284 enum psxMapTag tag;
285}psx_map_t;
286
73081f23
FJGG		 287void* addr = NULL;
288
1a5fd794 289psx_map_t custom_psx_maps[] = {
290 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
291 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
292 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
293 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
294 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
295};
296
73081f23
FJGG		 297int init_vita_mmap(){
298 int n;
848b806c 299 void * tmpaddr;
73081f23
FJGG		 300 addr = malloc(64*1024*1024);
301 if(addr==NULL)
302 return -1;
848b806c
FJGG		 303 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
304 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
305 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
306 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
307 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
308 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 309#if 0
310 for(n = 0; n < 5; n++){
311 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
312 }
313#endif
314 return 0;
315}
316
317void deinit_vita_mmap(){
318 free(addr);
319}
320
1a5fd794 321void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
322 enum psxMapTag tag)
323{
324 (void)is_fixed;
325 (void)addr;
326
327
328 psx_map_t* custom_map = custom_psx_maps;
329
330 for (; custom_map->size; custom_map++)
331 {
332 if ((custom_map->size == size) && (custom_map->tag == tag))
333 {
1a5fd794 334 return custom_map->buffer;
335 }
336 }
337
338
339 return malloc(size);
340}
341
342void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
343{
344 (void)tag;
345
346 psx_map_t* custom_map = custom_psx_maps;
347
348 for (; custom_map->size; custom_map++)
349 {
350 if ((custom_map->buffer == ptr))
351 {
1a5fd794 352 return;
353 }
354 }
355
356 free(ptr);
357}
358#endif
359
fc99395c 360static void *pl_mmap(unsigned int size)
ace14ab3 361{
87e5b45f 362 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 363}
364
365static void pl_munmap(void *ptr, unsigned int size)
366{
87e5b45f 367 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 368}
369
38c2028e 370struct rearmed_cbs pl_rearmed_cbs = {
371 .pl_vout_open = vout_open,
372 .pl_vout_set_mode = vout_set_mode,
373 .pl_vout_flip = vout_flip,
374 .pl_vout_close = vout_close,
cc56203b 375 .mmap = pl_mmap,
376 .munmap = pl_munmap,
38c2028e 377 /* from psxcounters */
378 .gpu_hcnt = &hSyncCount,
379 .gpu_frame_count = &frame_counter,
380};
381
382void pl_frame_limit(void)
383{
384 /* called once per frame, make psxCpu->Execute() above return */
385 stop = 1;
386}
387
388void pl_timing_prepare(int is_pal)
389{
17f84149 390 is_pal_mode = is_pal;
38c2028e 391}
392
d71c7095 393void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 394{
4e477065 395 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
396 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
38c2028e 397}
398
e4c83ca6 399void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 400{
401}
402
403/* sound calls */
07c13dfd 404static int snd_init(void)
38c2028e 405{
07c13dfd 406 return 0;
38c2028e 407}
408
07c13dfd 409static void snd_finish(void)
38c2028e 410{
411}
412
07c13dfd 413static int snd_busy(void)
38c2028e 414{
db126209 415 return 0;
38c2028e 416}
417
07c13dfd 418static void snd_feed(void *buf, int bytes)
38c2028e 419{
db126209 420 if (audio_batch_cb != NULL)
421 audio_batch_cb(buf, bytes / 4);
38c2028e 422}
423
07c13dfd 424void out_register_libretro(struct out_driver *drv)
425{
426 drv->name = "libretro";
427 drv->init = snd_init;
428 drv->finish = snd_finish;
429 drv->busy = snd_busy;
430 drv->feed = snd_feed;
431}
432
38c2028e 433/* libretro */
e268a47e 434void retro_set_environment(retro_environment_t cb)
435{
e268a47e 436 static const struct retro_variable vars[] = {
4e477065 437 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
438 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
8c047f6f
AP		 439 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|negcon" },
440 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|negcon" },
441 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|negcon" },
442 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|negcon" },
443 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|negcon" },
444 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|negcon" },
445 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|negcon" },
446 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|negcon" },
30d43b8a
AP		 447 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
448 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
48f615ba 449#ifndef DRC_DISABLE
4e477065 450 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 451#endif
7d68d030 452#ifdef __ARM_NEON__
55e5626b 453 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
454 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
455 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 456#endif
0e5a7b7d 457 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
01394a7f 458 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
459 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
b3480be8 460 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
461 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 462 { NULL, NULL },
463 };
464
465 environ_cb = cb;
466
467 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 468}
469
38c2028e 470void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
471void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
472void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
473void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
474void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
475
476unsigned retro_api_version(void)
477{
478 return RETRO_API_VERSION;
479}
480
15504ca8 481static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 482{
483 if (port >= PORTS_NUMBER)
15504ca8 484 return 0;
8136cafb 485
15504ca8
AP		 486 if (!environ_cb)
487 return 0;
8136cafb 488
15504ca8 489 var->value = NULL;
a06f5a70
AP		 490 switch (port) {
491 case 0:
15504ca8 492 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 493 break;
494 case 1:
15504ca8 495 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 496 break;
497 case 2:
15504ca8 498 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 499 break;
500 case 3:
15504ca8 501 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 502 break;
503 case 4:
15504ca8 504 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 505 break;
506 case 5:
15504ca8 507 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 508 break;
509 case 6:
15504ca8 510 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 511 break;
512 case 7:
15504ca8 513 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 514 break;
515 }
516
15504ca8
AP		 517 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
518}
519
520static void update_controller_port_variable(unsigned port)
521{
522 if (port >= PORTS_NUMBER)
523 return;
524
525 struct retro_variable var;
526
527 if (controller_port_variable(port, &var))
8136cafb 528 {
3c0fb554 529 if (strcmp(var.value, "standard") == 0)
8342a300 530 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 531 else if (strcmp(var.value, "analog") == 0)
8342a300 532 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 533 else if (strcmp(var.value, "negcon") == 0)
8342a300 534 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 535 else if (strcmp(var.value, "none") == 0)
8342a300 536 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 537 // else 'default' case, do nothing
3dc2e39e 538 }
15504ca8 539}
3dc2e39e 540
15504ca8
AP		 541static void update_controller_port_device(unsigned port, unsigned device)
542{
543 if (port >= PORTS_NUMBER)
544 return;
545
546 struct retro_variable var;
547
548 if (!controller_port_variable(port, &var))
549 return;
550
551 if (strcmp(var.value, "default") != 0)
552 return;
553
554 switch (device)
555 {
556 case RETRO_DEVICE_JOYPAD:
557 in_type[port] = PSE_PAD_TYPE_STANDARD;
558 break;
559 case RETRO_DEVICE_ANALOG:
560 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
561 break;
562 case RETRO_DEVICE_MOUSE:
563 in_type[port] = PSE_PAD_TYPE_MOUSE;
564 break;
565 case RETRO_DEVICE_LIGHTGUN:
566 in_type[port] = PSE_PAD_TYPE_GUN;
567 break;
568 case RETRO_DEVICE_NONE:
569 default:
570 in_type[port] = PSE_PAD_TYPE_NONE;
571 }
8136cafb
AP		 572}
573
30d43b8a
AP		 574static void update_multitap()
575{
576 struct retro_variable var;
6cdf212f 577 int auto_case, port;
30d43b8a
AP		 578
579 var.value = NULL;
580 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 581 auto_case = 0;
582 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 583 {
584 if (strcmp(var.value, "enabled") == 0)
585 multitap1 = 1;
586 else if (strcmp(var.value, "disabled") == 0)
587 multitap1 = 0;
588 else // 'auto' case
3dc2e39e
AP		 589 auto_case = 1;
590 }
591 else
15504ca8 592 auto_case = 1;
3dc2e39e
AP		 593
594 if (auto_case)
595 {
596 // If a gamepad is plugged after port 2, we need a first multitap.
597 multitap1 = 0;
6cdf212f 598 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 599 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 600 }
601
602 var.value = NULL;
603 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 604 auto_case = 0;
605 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 606 {
607 if (strcmp(var.value, "enabled") == 0)
608 multitap2 = 1;
609 else if (strcmp(var.value, "disabled") == 0)
610 multitap2 = 0;
611 else // 'auto' case
3dc2e39e
AP		 612 auto_case = 1;
613 }
614 else
15504ca8 615 auto_case = 1;
3dc2e39e
AP		 616
617 if (auto_case)
618 {
619 // If a gamepad is plugged after port 4, we need a second multitap.
620 multitap2 = 0;
6cdf212f 621 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 622 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 623 }
624}
625
38c2028e 626void retro_set_controller_port_device(unsigned port, unsigned device)
627{
ace14ab3 628 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 629
630 if (port >= PORTS_NUMBER)
631 return;
632
633 update_controller_port_device(port, device);
634 update_multitap();
38c2028e 635}
636
637void retro_get_system_info(struct retro_system_info *info)
638{
639 memset(info, 0, sizeof(*info));
640 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 641#ifndef GIT_VERSION
642#define GIT_VERSION ""
643#endif
644 info->library_version = "r22" GIT_VERSION;
9fba39a9 645 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 646 info->need_fullpath = true;
647}
648
649void retro_get_system_av_info(struct retro_system_av_info *info)
650{
651 memset(info, 0, sizeof(*info));
17f84149 652 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 653 info->timing.sample_rate = 44100;
654 info->geometry.base_width = 320;
655 info->geometry.base_height = 240;
805fe9bc 656 info->geometry.max_width = VOUT_MAX_WIDTH;
657 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 658 info->geometry.aspect_ratio = 4.0 / 3.0;
659}
660
6e921e1d 661/* savestates */
ace14ab3 662size_t retro_serialize_size(void)
663{
03f55e6b 664 // it's currently 4380651-4397047 bytes,
665 // but have some reserved for future
666 return 0x440000;
6e921e1d 667}
668
669struct save_fp {
670 char *buf;
671 size_t pos;
672 int is_write;
673};
674
675static void *save_open(const char *name, const char *mode)
676{
677 struct save_fp *fp;
678
679 if (name == NULL || mode == NULL)
680 return NULL;
681
682 fp = malloc(sizeof(*fp));
683 if (fp == NULL)
684 return NULL;
685
686 fp->buf = (char *)name;
687 fp->pos = 0;
688 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
689
690 return fp;
691}
692
693static int save_read(void *file, void *buf, u32 len)
694{
695 struct save_fp *fp = file;
696 if (fp == NULL || buf == NULL)
697 return -1;
698
699 memcpy(buf, fp->buf + fp->pos, len);
700 fp->pos += len;
701 return len;
702}
703
704static int save_write(void *file, const void *buf, u32 len)
705{
706 struct save_fp *fp = file;
707 if (fp == NULL || buf == NULL)
708 return -1;
709
710 memcpy(fp->buf + fp->pos, buf, len);
711 fp->pos += len;
712 return len;
713}
714
715static long save_seek(void *file, long offs, int whence)
716{
717 struct save_fp *fp = file;
718 if (fp == NULL)
719 return -1;
720
721 switch (whence) {
722 case SEEK_CUR:
723 fp->pos += offs;
724 return fp->pos;
725 case SEEK_SET:
726 fp->pos = offs;
727 return fp->pos;
728 default:
729 return -1;
730 }
731}
732
733static void save_close(void *file)
734{
735 struct save_fp *fp = file;
736 size_t r_size = retro_serialize_size();
737 if (fp == NULL)
738 return;
739
740 if (fp->pos > r_size)
741 SysPrintf("ERROR: save buffer overflow detected\n");
742 else if (fp->is_write && fp->pos < r_size)
743 // make sure we don't save trash in leftover space
744 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
745 free(fp);
38c2028e 746}
747
748bool retro_serialize(void *data, size_t size)
ace14ab3 749{
6e921e1d 750 int ret = SaveState(data);
751 return ret == 0 ? true : false;
38c2028e 752}
753
754bool retro_unserialize(const void *data, size_t size)
755{
6e921e1d 756 int ret = LoadState(data);
757 return ret == 0 ? true : false;
38c2028e 758}
759
23ea11bd 760/* cheats */
38c2028e 761void retro_cheat_reset(void)
762{
6e921e1d 763 ClearAllCheats();
38c2028e 764}
765
766void retro_cheat_set(unsigned index, bool enabled, const char *code)
767{
6e921e1d 768 char buf[256];
769 int ret;
770
771 // cheat funcs are destructive, need a copy..
772 strncpy(buf, code, sizeof(buf));
773 buf[sizeof(buf) - 1] = 0;
774
775 if (index < NumCheats)
776 ret = EditCheat(index, "", buf);
777 else
778 ret = AddCheat("", buf);
779
780 if (ret != 0)
781 SysPrintf("Failed to set cheat %#u\n", index);
782 else if (index < NumCheats)
783 Cheats[index].Enabled = enabled;
38c2028e 784}
785
23ea11bd 786/* multidisk support */
787static bool disk_ejected;
788static unsigned int disk_current_index;
51ba7408 789static unsigned int disk_count;
23ea11bd 790static struct disks_state {
791 char *fname;
792 int internal_index; // for multidisk eboots
793} disks[8];
794
795static bool disk_set_eject_state(bool ejected)
796{
797 // weird PCSX API..
798 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
799 LidInterrupt();
800
801 disk_ejected = ejected;
802 return true;
803}
804
805static bool disk_get_eject_state(void)
806{
807 /* can't be controlled by emulated software */
808 return disk_ejected;
809}
810
811static unsigned int disk_get_image_index(void)
812{
813 return disk_current_index;
814}
815
816static bool disk_set_image_index(unsigned int index)
817{
818 if (index >= sizeof(disks) / sizeof(disks[0]))
819 return false;
820
821 CdromId[0] = '\0';
822 CdromLabel[0] = '\0';
823
824 if (disks[index].fname == NULL) {
825 SysPrintf("missing disk #%u\n", index);
826 CDR_shutdown();
827
828 // RetroArch specifies "no disk" with index == count,
829 // so don't fail here..
830 disk_current_index = index;
831 return true;
832 }
833
834 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
835 disks[index].fname, disks[index].internal_index);
836
837 cdrIsoMultidiskSelect = disks[index].internal_index;
838 set_cd_image(disks[index].fname);
839 if (ReloadCdromPlugin() < 0) {
840 SysPrintf("failed to load cdr plugin\n");
841 return false;
842 }
843 if (CDR_open() < 0) {
844 SysPrintf("failed to open cdr plugin\n");
845 return false;
846 }
847
848 if (!disk_ejected) {
849 SetCdOpenCaseTime(time(NULL) + 2);
850 LidInterrupt();
851 }
852
853 disk_current_index = index;
854 return true;
855}
856
857static unsigned int disk_get_num_images(void)
858{
51ba7408 859 return disk_count;
23ea11bd 860}
861
862static bool disk_replace_image_index(unsigned index,
863 const struct retro_game_info *info)
864{
865 char *old_fname;
866 bool ret = true;
867
868 if (index >= sizeof(disks) / sizeof(disks[0]))
869 return false;
870
871 old_fname = disks[index].fname;
872 disks[index].fname = NULL;
873 disks[index].internal_index = 0;
874
875 if (info != NULL) {
876 disks[index].fname = strdup(info->path);
877 if (index == disk_current_index)
878 ret = disk_set_image_index(index);
879 }
880
881 if (old_fname != NULL)
882 free(old_fname);
883
884 return ret;
885}
886
887static bool disk_add_image_index(void)
888{
51ba7408
T		 889 if (disk_count >= 8)
890 return false;
891
892 disk_count++;
23ea11bd 893 return true;
894}
895
896static struct retro_disk_control_callback disk_control = {
897 .set_eject_state = disk_set_eject_state,
898 .get_eject_state = disk_get_eject_state,
899 .get_image_index = disk_get_image_index,
900 .set_image_index = disk_set_image_index,
901 .get_num_images = disk_get_num_images,
902 .replace_image_index = disk_replace_image_index,
903 .add_image_index = disk_add_image_index,
904};
905
9fba39a9
T		 906// just in case, maybe a win-rt port in the future?
907#ifdef _WIN32
908#define SLASH '\\'
909#else
910#define SLASH '/'
911#endif
912
913static char base_dir[PATH_MAX];
914
915static bool read_m3u(const char *file)
916{
917 char line[PATH_MAX];
918 char name[PATH_MAX];
9fba39a9
T		 919 FILE *f = fopen(file, "r");
920 if (!f)
921 return false;
922
51ba7408 923 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 924 if (line[0] == '#')
925 continue;
926 char *carrige_return = strchr(line, '\r');
927 if (carrige_return)
928 *carrige_return = '\0';
929 char *newline = strchr(line, '\n');
930 if (newline)
931 *newline = '\0';
932
933 if (line[0] != '\0')
934 {
935 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 936 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 937 }
938 }
939
940 fclose(f);
51ba7408 941 return (disk_count != 0);
9fba39a9
T		 942}
943
944static void extract_directory(char *buf, const char *path, size_t size)
945{
946 char *base;
947 strncpy(buf, path, size - 1);
948 buf[size - 1] = '\0';
949
950 base = strrchr(buf, '/');
951 if (!base)
952 base = strrchr(buf, '\\');
953
954 if (base)
955 *base = '\0';
956 else
957 {
958 buf[0] = '.';
959 buf[1] = '\0';
960 }
961}
962
003cfc63 963#if defined(__QNX__) || defined(_WIN32)
41294f4d 964/* Blackberry QNX doesn't have strcasestr */
965
966/*
967 * Find the first occurrence of find in s, ignore case.
968 */
969char *
970strcasestr(const char *s, const char*find)
971{
972 char c, sc;
973 size_t len;
974
975 if ((c = *find++) != 0) {
976 c = tolower((unsigned char)c);
977 len = strlen(find);
978 do {
979 do {
980 if ((sc = *s++) == 0)
981 return (NULL);
982 } while ((char)tolower((unsigned char)sc) != c);
983 } while (strncasecmp(s, find, len) != 0);
984 s--;
985 }
986 return ((char *)s);
987}
988#endif
989
38c2028e 990bool retro_load_game(const struct retro_game_info *info)
991{
23ea11bd 992 size_t i;
9fba39a9
T		 993 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
994
e3f8313f 995 struct retro_input_descriptor desc[] = {
996 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
997 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
998 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
999 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1000 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1001 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1002 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1003 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1004 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1005 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1006 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1007 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1008 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1009 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1010 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1011 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1012 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1013 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1014 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1015 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1016
e3f8313f 1017
1018 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1019 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1020 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1021 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1022 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1023 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1024 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1025 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1026 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1027 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1028 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1029 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1030 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1031 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1032 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1033 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1034 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1035 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1036 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1037 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1038
1039 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1040 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1041 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1042 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1043 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1044 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1045 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1046 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1047 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1048 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1049 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1050 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1051 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1052 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1053 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1054 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1055 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1056 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1057 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1058 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1059
1060 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1061 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1062 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1063 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1064 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1065 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1066 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1067 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1068 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1069 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1070 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1071 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1072 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1073 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1074 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1075 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1076 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1077 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1078 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1079 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1080
1081 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1082 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1083 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1084 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1085 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1086 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1087 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1088 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1089 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1090 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1091 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1092 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1093 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1094 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1095 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1096 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1097 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1098 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1099 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1100 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1101
1102 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1103 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1104 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1105 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1106 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1107 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1108 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1109 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1110 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1111 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1112 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1113 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1114 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1115 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1116 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1117 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1118 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1119 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1120 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1121 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1122
1123 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1124 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1125 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1126 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1127 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1128 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1129 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1130 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1131 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1132 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1133 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1134 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1135 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1136 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1137 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1138 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1139 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1140 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1141 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1142 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1143
1144 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1145 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1146 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1147 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1148 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1149 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1150 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1151 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1152 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1153 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1154 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1155 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1156 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1157 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1158 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1159 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1160 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1161 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1162 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1163 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1164
1165 { 0 },
1166 };
1167
1168 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1169
46aa5b98 1170#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1171 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1172 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1173 SysPrintf("RGB565 supported, using it\n");
c19aba43 1174 }
46aa5b98 1175#endif
c19aba43 1176
23ea11bd 1177 if (info == NULL || info->path == NULL) {
1178 SysPrintf("info->path required\n");
1179 return false;
1180 }
1181
38c2028e 1182 if (plugins_opened) {
1183 ClosePlugins();
1184 plugins_opened = 0;
1185 }
1186
23ea11bd 1187 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1188 if (disks[i].fname != NULL) {
1189 free(disks[i].fname);
1190 disks[i].fname = NULL;
1191 }
1192 disks[i].internal_index = 0;
1193 }
1194
1195 disk_current_index = 0;
9fba39a9
T		 1196 extract_directory(base_dir, info->path, sizeof(base_dir));
1197
1198 if (is_m3u) {
1199 if (!read_m3u(info->path)) {
1200 SysPrintf("failed to read m3u file\n");
1201 return false;
1202 }
51ba7408
T		 1203 } else {
1204 disk_count = 1;
9fba39a9 1205 disks[0].fname = strdup(info->path);
51ba7408 1206 }
23ea11bd 1207
1208 set_cd_image(disks[0].fname);
38c2028e 1209
1210 /* have to reload after set_cd_image for correct cdr plugin */
1211 if (LoadPlugins() == -1) {
f29fbd53 1212 SysPrintf("failed to load plugins\n");
38c2028e 1213 return false;
1214 }
1215
1216 plugins_opened = 1;
1217 NetOpened = 0;
1218
1219 if (OpenPlugins() == -1) {
f29fbd53 1220 SysPrintf("failed to open plugins\n");
38c2028e 1221 return false;
1222 }
1223
1224 plugin_call_rearmed_cbs();
19a784e6 1225 dfinput_activate();
38c2028e 1226
1227 Config.PsxAuto = 1;
1228 if (CheckCdrom() == -1) {
f29fbd53 1229 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 1230 return false;
1231 }
1232
1233 SysReset();
1234
1235 if (LoadCdrom() == -1) {
f29fbd53 1236 SysPrintf("could not load CD-ROM!\n");
38c2028e 1237 return false;
1238 }
79f216e3 1239 emu_on_new_cd(0);
38c2028e 1240
23ea11bd 1241 // multidisk images
9fba39a9 1242 if (!is_m3u) {
51ba7408 1243 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1244 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1245 disks[i].fname = strdup(info->path);
1246 disks[i].internal_index = i;
1247 }
23ea11bd 1248 }
1249
38c2028e 1250 return true;
1251}
1252
1253bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
1254{
1255 return false;
1256}
1257
ace14ab3 1258void retro_unload_game(void)
38c2028e 1259{
1260}
1261
1262unsigned retro_get_region(void)
1263{
17f84149 1264 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1265}
1266
1267void *retro_get_memory_data(unsigned id)
1268{
b40a83db
T		 1269 if (id == RETRO_MEMORY_SAVE_RAM)
1270 return Mcd1Data;
1271 else
1272 return NULL;
38c2028e 1273}
1274
1275size_t retro_get_memory_size(unsigned id)
1276{
b40a83db
T		 1277 if (id == RETRO_MEMORY_SAVE_RAM)
1278 return MCD_SIZE;
1279 else
1280 return 0;
38c2028e 1281}
1282
1283void retro_reset(void)
1284{
1285 SysReset();
1286}
1287
1288static const unsigned short retro_psx_map[] = {
1289 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1290 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1291 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1292 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1293 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1294 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1295 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1296 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1297 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1298 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1299 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1300 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1301 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1302 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1303 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1304 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1305};
1306#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1307
805fe9bc 1308static void update_variables(bool in_flight)
e268a47e 1309{
e268a47e 1310 struct retro_variable var;
6cdf212f 1311 int i;
ace14ab3 1312
e268a47e 1313 var.value = NULL;
4e477065 1314 var.key = "pcsx_rearmed_frameskip";
7d68d030 1315 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1316 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1317
1318 var.value = NULL;
4e477065 1319 var.key = "pcsx_rearmed_region";
9f5a28d9 1320 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1321 {
1322 Config.PsxAuto = 0;
1323 if (strcmp(var.value, "Automatic") == 0)
1324 Config.PsxAuto = 1;
1325 else if (strcmp(var.value, "NTSC") == 0)
1326 Config.PsxType = 0;
1327 else if (strcmp(var.value, "PAL") == 0)
1328 Config.PsxType = 1;
1329 }
4615b075 1330
6cdf212f 1331 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1332 update_controller_port_variable(i);
61c4962a 1333
30d43b8a 1334 update_multitap();
61c4962a 1335
7d68d030 1336#ifdef __ARM_NEON__
9f5a28d9 1337 var.value = "NULL";
55e5626b 1338 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1339
1340 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1341 {
1342 if (strcmp(var.value, "disabled") == 0)
1343 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1344 else if (strcmp(var.value, "enabled") == 0)
1345 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1346 }
1347
7d68d030 1348 var.value = NULL;
55e5626b 1349 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1350
1351 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1352 {
1353 if (strcmp(var.value, "disabled") == 0)
1354 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1355 else if (strcmp(var.value, "enabled") == 0)
1356 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1357 }
354329fa 1358
1359 var.value = NULL;
55e5626b 1360 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1361
1362 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1363 {
1364 if (strcmp(var.value, "disabled") == 0)
1365 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1366 else if (strcmp(var.value, "enabled") == 0)
1367 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1368 }
094ec204 1369#endif
0e5a7b7d 1370
1371 var.value = "NULL";
1372 var.key = "pcsx_rearmed_duping_enable";
1373
1374 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1375 {
1376 if (strcmp(var.value, "off") == 0)
1377 duping_enable = false;
1378 else if (strcmp(var.value, "on") == 0)
1379 duping_enable = true;
1380 }
1381
48f615ba 1382#ifndef DRC_DISABLE
1383 var.value = NULL;
4e477065 1384 var.key = "pcsx_rearmed_drc";
48f615ba 1385
1386 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1387 {
1388 R3000Acpu *prev_cpu = psxCpu;
1389
fc99395c 1390#ifdef _3DS
f72db18e 1391 if(!__ctr_svchax)
fc99395c 1392 Config.Cpu = CPU_INTERPRETER;
1393 else
1394#endif
48f615ba 1395 if (strcmp(var.value, "disabled") == 0)
1396 Config.Cpu = CPU_INTERPRETER;
1397 else if (strcmp(var.value, "enabled") == 0)
1398 Config.Cpu = CPU_DYNAREC;
1399
1400 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1401 if (psxCpu != prev_cpu) {
1402 prev_cpu->Shutdown();
1403 psxCpu->Init();
1404 psxCpu->Reset(); // not really a reset..
1405 }
1406 }
1407#endif
805fe9bc 1408
01394a7f 1409 var.value = "NULL";
1410 var.key = "pcsx_rearmed_spu_reverb";
1411
1412 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1413 {
1414 if (strcmp(var.value, "off") == 0)
1415 spu_config.iUseReverb = false;
1416 else if (strcmp(var.value, "on") == 0)
1417 spu_config.iUseReverb = true;
1418 }
1419
1420 var.value = "NULL";
1421 var.key = "pcsx_rearmed_spu_interpolation";
1422
1423 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1424 {
1425 if (strcmp(var.value, "simple") == 0)
1426 spu_config.iUseInterpolation = 1;
1427 else if (strcmp(var.value, "gaussian") == 0)
1428 spu_config.iUseInterpolation = 2;
1429 else if (strcmp(var.value, "cubic") == 0)
1430 spu_config.iUseInterpolation = 3;
1431 else if (strcmp(var.value, "off") == 0)
1432 spu_config.iUseInterpolation = 0;
1433 }
1434
b3480be8 1435 var.value = "NULL";
1436 var.key = "pcsx_rearmed_pe2_fix";
1437
1438 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1439 {
1440 if (strcmp(var.value, "disabled") == 0)
1441 Config.RCntFix = 0;
1442 else if (strcmp(var.value, "enabled") == 0)
1443 Config.RCntFix = 1;
1444 }
ace14ab3 1445
b3480be8 1446 var.value = "NULL";
1447 var.key = "pcsx_rearmed_inuyasha_fix";
1448
1449 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1450 {
1451 if (strcmp(var.value, "disabled") == 0)
1452 Config.VSyncWA = 0;
1453 else if (strcmp(var.value, "enabled") == 0)
1454 Config.VSyncWA = 1;
1455 }
1456
32ab9e53
TJ		 1457 if (in_flight) {
1458 // inform core things about possible config changes
1459 plugin_call_rearmed_cbs();
805fe9bc 1460
32ab9e53
TJ		 1461 if (GPU_open != NULL && GPU_close != NULL) {
1462 GPU_close();
1463 GPU_open(&gpuDisp, "PCSX", NULL);
1464 }
805fe9bc 1465
32ab9e53
TJ		 1466 dfinput_activate();
1467 }
e268a47e 1468}
1469
ce098e12
NR		 1470static int min(int a, int b)
1471{
1472 return a < b ? a : b;
1473}
1474
ace14ab3 1475void retro_run(void)
38c2028e 1476{
3b1a5e21 1477 int i;
38c2028e 1478
1479 input_poll_cb();
e268a47e 1480
805fe9bc 1481 bool updated = false;
1482 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1483 update_variables(true);
e268a47e 1484
3b1a5e21 1485 // reset all keystate, query libretro for keystate
61c4962a 1486 int j;
3c0fb554 1487 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1488 in_keystate[i] = 0;
3c0fb554
AP		 1489
1490 if (in_type[i] == PSE_PAD_TYPE_NONE)
1491 continue;
1492
3b1a5e21 1493 // query libretro for keystate
1494 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
61c4962a 1495 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1496 in_keystate[i] |= retro_psx_map[j];
56abf614 1497
1498 if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1499 {
ce098e12
NR		 1500 in_analog_left[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
1501 in_analog_left[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
1502 in_analog_right[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
1503 in_analog_right[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
56abf614 1504 }
61c4962a 1505 }
e8d96071 1506
38c2028e 1507 stop = 0;
1508 psxCpu->Execute();
1509
65a0505f 1510 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1511 vout_width, vout_height, vout_width * 2);
70d56ca3 1512 vout_fb_dirty = 0;
38c2028e 1513}
1514
74ebc05b 1515static bool try_use_bios(const char *path)
1516{
1517 FILE *f;
1518 long size;
1519 const char *name;
1520
1521 f = fopen(path, "rb");
1522 if (f == NULL)
1523 return false;
1524
1525 fseek(f, 0, SEEK_END);
1526 size = ftell(f);
1527 fclose(f);
1528
1529 if (size != 512 * 1024)
1530 return false;
1531
1532 name = strrchr(path, SLASH);
1533 if (name++ == NULL)
1534 name = path;
1535 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1536 return true;
1537}
1538
c4052f4d 1539#ifndef VITA
74ebc05b 1540#include <sys/types.h>
1541#include <dirent.h>
1542
1543static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1544{
1545 DIR *dir;
1546 struct dirent *ent;
1547 bool ret = false;
1548
1549 dir = opendir(dirpath);
1550 if (dir == NULL)
1551 return false;
1552
1553 while ((ent = readdir(dir))) {
1554 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1555 continue;
1556
1557 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1558 ret = try_use_bios(path);
1559 if (ret)
1560 break;
1561 }
1562 closedir(dir);
1563 return ret;
1564}
1565#else
1566#define find_any_bios(...) false
1567#endif
1568
11813b9d 1569static void check_system_specs(void)
1570{
1571 unsigned level = 6;
1572 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1573}
1574
38c2028e 1575void retro_init(void)
1576{
1577 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1578 const char *dir;
1579 char path[256];
1e1cccd9 1580 int i, ret;
74ebc05b 1581 bool found_bios = false;
38c2028e 1582
d148d265 1583#ifdef __MACH__
1584 // magic sauce to make the dynarec work on iOS
1585 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1586#endif
1587
fc99395c 1588#ifdef _3DS
fc99395c 1589 psxMapHook = pl_3ds_mmap;
1590 psxUnmapHook = pl_3ds_munmap;
1a5fd794 1591#endif
1592#ifdef VITA
73081f23
FJGG		 1593 if(init_vita_mmap()<0)
1594 abort();
1a5fd794 1595 psxMapHook = pl_vita_mmap;
1596 psxUnmapHook = pl_vita_munmap;
fc99395c 1597#endif
38c2028e 1598 ret = emu_core_preinit();
73081f23 1599#ifdef _3DS
e4d84733 1600 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 1601 if(!__ctr_svchax)
e4d84733 1602 Config.Cpu = CPU_INTERPRETER;
1603#endif
73081f23 1604
38c2028e 1605 ret |= emu_core_init();
1606 if (ret != 0) {
f29fbd53 1607 SysPrintf("PCSX init failed.\n");
38c2028e 1608 exit(1);
1609 }
1610
0b7f536b 1611#ifdef _3DS
1612 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
1613#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 1614 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1615#else
1616 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1617#endif
65a0505f
FJGG		 1618
1619 vout_buf_ptr = vout_buf;
1620
38c2028e 1621 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1622 {
fc99395c 1623 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
38c2028e 1624
1625 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1626 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1627 found_bios = try_use_bios(path);
1628 if (found_bios)
38c2028e 1629 break;
38c2028e 1630 }
74ebc05b 1631
1632 if (!found_bios)
1633 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1634 }
74ebc05b 1635 if (found_bios) {
f29fbd53 1636 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1637 }
1638 else
74ebc05b 1639 {
f29fbd53 1640 SysPrintf("no BIOS files found.\n");
ace14ab3 1641 struct retro_message msg =
74ebc05b 1642 {
1643 "no BIOS found, expect bugs!",
1644 180
1645 };
1646 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1647 }
38c2028e 1648
1a6164a1 1649 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1650 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1651 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1652
5ca2ec64 1653 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1654 * we have to do this because cache misses and some IO penalties
1655 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 1656 cycle_multiplier = 175;
ace14ab3 1657#ifdef HAVE_PRE_ARMV7
5ca2ec64 1658 cycle_multiplier = 200;
1659#endif
46b3a2fc 1660 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 1661 spu_config.iUseFixedUpdates = 1;
5ca2ec64 1662
f9f60dae
TK		 1663 McdDisable[0] = 0;
1664 McdDisable[1] = 1;
7df396ea 1665 init_memcard(Mcd1Data);
6e921e1d 1666
1667 SaveFuncs.open = save_open;
1668 SaveFuncs.read = save_read;
1669 SaveFuncs.write = save_write;
1670 SaveFuncs.seek = save_seek;
1671 SaveFuncs.close = save_close;
e268a47e 1672
805fe9bc 1673 update_variables(false);
32ab9e53 1674 check_system_specs();
38c2028e 1675}
1676
1677void retro_deinit(void)
1678{
1679 SysClose();
0b7f536b 1680#ifdef _3DS
1681 linearFree(vout_buf);
1682#else
38c2028e 1683 free(vout_buf);
0b7f536b 1684#endif
38c2028e 1685 vout_buf = NULL;
d8f2e2d8
SL		 1686
1687#ifdef VITA
73081f23 1688 deinit_vita_mmap();
d8f2e2d8 1689#endif
38c2028e 1690}
c4052f4d 1691
1692#ifdef VITA
1693#include <psp2/kernel/threadmgr.h>
1694int usleep (unsigned long us)
1695{
1696 sceKernelDelayThread(us);
1697}
1698#endif
ARM optimized PCSX fork