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Adding enable/disable dithering core option with support for Neon GPU
[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
47624ecf 42#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
43
726da67c 44//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 45static int rebootemu = 0;
726da67c 46
38c2028e 47static retro_video_refresh_t video_cb;
48static retro_input_poll_t input_poll_cb;
49static retro_input_state_t input_state_cb;
50static retro_environment_t environ_cb;
51static retro_audio_sample_batch_t audio_batch_cb;
4e477065 52static struct retro_rumble_interface rumble;
38c2028e 53
54static void *vout_buf;
65a0505f 55static void * vout_buf_ptr;
70d56ca3 56static int vout_width, vout_height;
57static int vout_doffs_old, vout_fb_dirty;
1a6164a1 58static bool vout_can_dupe;
0e5a7b7d 59static bool duping_enable;
b580cc4f 60static bool found_bios;
70d56ca3 61
38c2028e 62static int plugins_opened;
17f84149 63static int is_pal_mode;
38c2028e 64
f9f60dae
TK		 65/* memory card data */
66extern char Mcd1Data[MCD_SIZE];
67extern char McdDisable[2];
38c2028e 68
69/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 70int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
71 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
72 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
73 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
61c4962a 74int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
75int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 76unsigned short in_keystate[PORTS_NUMBER];
29f3675b 77int multitap1 = 0;
78int multitap2 = 0;
4e477065 79int in_enable_vibration = 1;
38c2028e 80
805fe9bc 81/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
82#define VOUT_MAX_WIDTH 1024
83#define VOUT_MAX_HEIGHT 512
84
7df396ea
TK		 85static void init_memcard(char *mcd_data)
86{
87 unsigned off = 0;
88 unsigned i;
89
90 memset(mcd_data, 0, MCD_SIZE);
91
92 mcd_data[off++] = 'M';
93 mcd_data[off++] = 'C';
94 off += 0x7d;
95 mcd_data[off++] = 0x0e;
96
97 for (i = 0; i < 15; i++) {
98 mcd_data[off++] = 0xa0;
99 off += 0x07;
100 mcd_data[off++] = 0xff;
101 mcd_data[off++] = 0xff;
102 off += 0x75;
103 mcd_data[off++] = 0xa0;
104 }
105
106 for (i = 0; i < 20; i++) {
107 mcd_data[off++] = 0xff;
108 mcd_data[off++] = 0xff;
109 mcd_data[off++] = 0xff;
110 mcd_data[off++] = 0xff;
111 off += 0x04;
112 mcd_data[off++] = 0xff;
113 mcd_data[off++] = 0xff;
114 off += 0x76;
115 }
116}
117
38c2028e 118static int vout_open(void)
119{
120 return 0;
121}
122
e4c83ca6 123static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 124{
70d56ca3 125 vout_width = w;
126 vout_height = h;
6558949c
FJGG		 127
128 struct retro_framebuffer fb = {0};
129
130 fb.width = vout_width;
131 fb.height = vout_height;
132 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
133
134 vout_buf_ptr = vout_buf;
135
136 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
137 {
138 vout_buf_ptr = (uint16_t*)fb.data;
139 }
140
38c2028e 141}
142
cc4f9b70 143#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 144static void convert(void *buf, size_t bytes)
38c2028e 145{
146 unsigned int i, v, *p = buf;
147
9c59f120 148 for (i = 0; i < bytes / 4; i++) {
38c2028e 149 v = p[i];
150 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
151 }
152}
46aa5b98 153#endif
38c2028e 154
fa56d360 155static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 156{
65a0505f 157 unsigned short *dest = vout_buf_ptr;
fa56d360 158 const unsigned short *src = vram;
70d56ca3 159 int dstride = vout_width, h1 = h;
160 int doffs;
38c2028e 161
fa56d360 162 if (vram == NULL) {
163 // blanking
65a0505f 164 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 165 goto out;
166 }
167
70d56ca3 168 doffs = (vout_height - h) * dstride;
169 doffs += (dstride - w) / 2 & ~1;
170 if (doffs != vout_doffs_old) {
171 // clear borders
65a0505f 172 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 173 vout_doffs_old = doffs;
174 }
175 dest += doffs;
176
fa56d360 177 if (bgr24)
178 {
179 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
180 for (; h1-- > 0; dest += dstride, src += stride)
181 {
182 bgr888_to_rgb565(dest, src, w * 3);
183 }
184 }
185 else
186 {
187 for (; h1-- > 0; dest += dstride, src += stride)
188 {
189 bgr555_to_rgb565(dest, src, w * 2);
190 }
191 }
38c2028e 192
fa56d360 193out:
46aa5b98 194#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 195 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 196#endif
70d56ca3 197 vout_fb_dirty = 1;
fa56d360 198 pl_rearmed_cbs.flip_cnt++;
38c2028e 199}
200
201static void vout_close(void)
202{
203}
204
fc99395c 205#ifdef _3DS
206typedef struct
207{
208 void* buffer;
209 uint32_t target_map;
210 size_t size;
211 enum psxMapTag tag;
212}psx_map_t;
213
214psx_map_t custom_psx_maps[] = {
215 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
216 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
217 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
218 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
219 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
220};
221
222void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
223 enum psxMapTag tag)
224{
225 (void)is_fixed;
226 (void)addr;
227
f72db18e 228 if (__ctr_svchax)
fc99395c 229 {
230 psx_map_t* custom_map = custom_psx_maps;
231
232 for (; custom_map->size; custom_map++)
233 {
234 if ((custom_map->size == size) && (custom_map->tag == tag))
235 {
236 uint32_t ptr_aligned, tmp;
237
238 custom_map->buffer = malloc(size + 0x1000);
239 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
240
f72db18e 241 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 242 {
243 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
244 exit(1);
245 }
246
247 return (void*)custom_map->target_map;
248 }
249 }
250 }
251
252 return malloc(size);
253}
254
255void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 256{
fc99395c 257 (void)tag;
258
f72db18e 259 if (__ctr_svchax)
fc99395c 260 {
261 psx_map_t* custom_map = custom_psx_maps;
262
263 for (; custom_map->size; custom_map++)
264 {
265 if ((custom_map->target_map == (uint32_t)ptr))
266 {
267 uint32_t ptr_aligned, tmp;
268
269 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
270
f72db18e 271 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 272
273 free(custom_map->buffer);
274 custom_map->buffer = NULL;
275 return;
276 }
277 }
278 }
279
280 free(ptr);
281}
282#endif
283
1a5fd794 284#ifdef VITA
285typedef struct
286{
287 void* buffer;
288 uint32_t target_map;
289 size_t size;
290 enum psxMapTag tag;
291}psx_map_t;
292
73081f23
FJGG		 293void* addr = NULL;
294
1a5fd794 295psx_map_t custom_psx_maps[] = {
296 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
297 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
298 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
299 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
300 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
301};
302
73081f23
FJGG		 303int init_vita_mmap(){
304 int n;
848b806c 305 void * tmpaddr;
73081f23
FJGG		 306 addr = malloc(64*1024*1024);
307 if(addr==NULL)
308 return -1;
848b806c
FJGG		 309 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
310 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
311 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
312 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
313 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
314 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 315#if 0
316 for(n = 0; n < 5; n++){
317 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
318 }
319#endif
320 return 0;
321}
322
323void deinit_vita_mmap(){
324 free(addr);
325}
326
1a5fd794 327void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
328 enum psxMapTag tag)
329{
330 (void)is_fixed;
331 (void)addr;
332
333
334 psx_map_t* custom_map = custom_psx_maps;
335
336 for (; custom_map->size; custom_map++)
337 {
338 if ((custom_map->size == size) && (custom_map->tag == tag))
339 {
1a5fd794 340 return custom_map->buffer;
341 }
342 }
343
344
345 return malloc(size);
346}
347
348void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
349{
350 (void)tag;
351
352 psx_map_t* custom_map = custom_psx_maps;
353
354 for (; custom_map->size; custom_map++)
355 {
356 if ((custom_map->buffer == ptr))
357 {
1a5fd794 358 return;
359 }
360 }
361
362 free(ptr);
363}
364#endif
365
fc99395c 366static void *pl_mmap(unsigned int size)
ace14ab3 367{
87e5b45f 368 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 369}
370
371static void pl_munmap(void *ptr, unsigned int size)
372{
87e5b45f 373 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 374}
375
38c2028e 376struct rearmed_cbs pl_rearmed_cbs = {
377 .pl_vout_open = vout_open,
378 .pl_vout_set_mode = vout_set_mode,
379 .pl_vout_flip = vout_flip,
380 .pl_vout_close = vout_close,
cc56203b 381 .mmap = pl_mmap,
382 .munmap = pl_munmap,
38c2028e 383 /* from psxcounters */
384 .gpu_hcnt = &hSyncCount,
385 .gpu_frame_count = &frame_counter,
386};
387
388void pl_frame_limit(void)
389{
390 /* called once per frame, make psxCpu->Execute() above return */
391 stop = 1;
392}
393
394void pl_timing_prepare(int is_pal)
395{
17f84149 396 is_pal_mode = is_pal;
38c2028e 397}
398
d71c7095 399void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 400{
70fb8fe7 401 if(in_enable_vibration)
402 {
403 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
404 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
405 }
38c2028e 406}
407
e4c83ca6 408void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 409{
410}
411
412/* sound calls */
07c13dfd 413static int snd_init(void)
38c2028e 414{
07c13dfd 415 return 0;
38c2028e 416}
417
07c13dfd 418static void snd_finish(void)
38c2028e 419{
420}
421
07c13dfd 422static int snd_busy(void)
38c2028e 423{
db126209 424 return 0;
38c2028e 425}
426
07c13dfd 427static void snd_feed(void *buf, int bytes)
38c2028e 428{
db126209 429 if (audio_batch_cb != NULL)
430 audio_batch_cb(buf, bytes / 4);
38c2028e 431}
432
07c13dfd 433void out_register_libretro(struct out_driver *drv)
434{
435 drv->name = "libretro";
436 drv->init = snd_init;
437 drv->finish = snd_finish;
438 drv->busy = snd_busy;
439 drv->feed = snd_feed;
440}
441
38c2028e 442/* libretro */
e268a47e 443void retro_set_environment(retro_environment_t cb)
444{
e268a47e 445 static const struct retro_variable vars[] = {
4e477065 446 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
447 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
8c047f6f
AP		 448 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|negcon" },
449 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|negcon" },
450 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|negcon" },
451 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|negcon" },
452 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|negcon" },
453 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|negcon" },
454 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|negcon" },
455 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|negcon" },
30d43b8a
AP		 456 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
457 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
70fb8fe7 458 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
5c1cbedc 459 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
48f615ba 460#ifndef DRC_DISABLE
4e477065 461 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 462#endif
7d68d030 463#ifdef __ARM_NEON__
55e5626b 464 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
465 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
466 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 467#endif
0a6520c3
SB		 468 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
469 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
470 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
01394a7f 471 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
b3480be8 472 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
473 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 474 { NULL, NULL },
475 };
476
477 environ_cb = cb;
478
479 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 480}
481
38c2028e 482void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
483void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
484void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
485void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
486void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
487
488unsigned retro_api_version(void)
489{
490 return RETRO_API_VERSION;
491}
492
15504ca8 493static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 494{
495 if (port >= PORTS_NUMBER)
15504ca8 496 return 0;
8136cafb 497
15504ca8
AP		 498 if (!environ_cb)
499 return 0;
8136cafb 500
15504ca8 501 var->value = NULL;
a06f5a70
AP		 502 switch (port) {
503 case 0:
15504ca8 504 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 505 break;
506 case 1:
15504ca8 507 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 508 break;
509 case 2:
15504ca8 510 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 511 break;
512 case 3:
15504ca8 513 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 514 break;
515 case 4:
15504ca8 516 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 517 break;
518 case 5:
15504ca8 519 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 520 break;
521 case 6:
15504ca8 522 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 523 break;
524 case 7:
15504ca8 525 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 526 break;
527 }
528
15504ca8
AP		 529 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
530}
531
532static void update_controller_port_variable(unsigned port)
533{
534 if (port >= PORTS_NUMBER)
535 return;
536
537 struct retro_variable var;
538
539 if (controller_port_variable(port, &var))
8136cafb 540 {
3c0fb554 541 if (strcmp(var.value, "standard") == 0)
8342a300 542 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 543 else if (strcmp(var.value, "analog") == 0)
8342a300 544 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 545 else if (strcmp(var.value, "negcon") == 0)
8342a300 546 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 547 else if (strcmp(var.value, "none") == 0)
8342a300 548 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 549 // else 'default' case, do nothing
3dc2e39e 550 }
15504ca8 551}
3dc2e39e 552
15504ca8
AP		 553static void update_controller_port_device(unsigned port, unsigned device)
554{
555 if (port >= PORTS_NUMBER)
556 return;
557
558 struct retro_variable var;
559
560 if (!controller_port_variable(port, &var))
561 return;
562
563 if (strcmp(var.value, "default") != 0)
564 return;
565
566 switch (device)
567 {
568 case RETRO_DEVICE_JOYPAD:
569 in_type[port] = PSE_PAD_TYPE_STANDARD;
570 break;
571 case RETRO_DEVICE_ANALOG:
572 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
573 break;
574 case RETRO_DEVICE_MOUSE:
575 in_type[port] = PSE_PAD_TYPE_MOUSE;
576 break;
577 case RETRO_DEVICE_LIGHTGUN:
578 in_type[port] = PSE_PAD_TYPE_GUN;
579 break;
580 case RETRO_DEVICE_NONE:
581 default:
582 in_type[port] = PSE_PAD_TYPE_NONE;
583 }
8136cafb
AP		 584}
585
30d43b8a
AP		 586static void update_multitap()
587{
588 struct retro_variable var;
6cdf212f 589 int auto_case, port;
30d43b8a
AP		 590
591 var.value = NULL;
592 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 593 auto_case = 0;
594 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 595 {
596 if (strcmp(var.value, "enabled") == 0)
597 multitap1 = 1;
598 else if (strcmp(var.value, "disabled") == 0)
599 multitap1 = 0;
600 else // 'auto' case
3dc2e39e
AP		 601 auto_case = 1;
602 }
603 else
15504ca8 604 auto_case = 1;
3dc2e39e
AP		 605
606 if (auto_case)
607 {
608 // If a gamepad is plugged after port 2, we need a first multitap.
609 multitap1 = 0;
6cdf212f 610 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 611 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 612 }
613
614 var.value = NULL;
615 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 616 auto_case = 0;
617 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 618 {
619 if (strcmp(var.value, "enabled") == 0)
620 multitap2 = 1;
621 else if (strcmp(var.value, "disabled") == 0)
622 multitap2 = 0;
623 else // 'auto' case
3dc2e39e
AP		 624 auto_case = 1;
625 }
626 else
15504ca8 627 auto_case = 1;
3dc2e39e
AP		 628
629 if (auto_case)
630 {
631 // If a gamepad is plugged after port 4, we need a second multitap.
632 multitap2 = 0;
6cdf212f 633 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 634 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 635 }
636}
637
38c2028e 638void retro_set_controller_port_device(unsigned port, unsigned device)
639{
ace14ab3 640 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 641
642 if (port >= PORTS_NUMBER)
643 return;
644
645 update_controller_port_device(port, device);
646 update_multitap();
38c2028e 647}
648
649void retro_get_system_info(struct retro_system_info *info)
650{
651 memset(info, 0, sizeof(*info));
652 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 653#ifndef GIT_VERSION
654#define GIT_VERSION ""
655#endif
656 info->library_version = "r22" GIT_VERSION;
9fba39a9 657 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 658 info->need_fullpath = true;
659}
660
661void retro_get_system_av_info(struct retro_system_av_info *info)
662{
663 memset(info, 0, sizeof(*info));
17f84149 664 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 665 info->timing.sample_rate = 44100;
666 info->geometry.base_width = 320;
667 info->geometry.base_height = 240;
805fe9bc 668 info->geometry.max_width = VOUT_MAX_WIDTH;
669 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 670 info->geometry.aspect_ratio = 4.0 / 3.0;
671}
672
6e921e1d 673/* savestates */
ace14ab3 674size_t retro_serialize_size(void)
675{
03f55e6b 676 // it's currently 4380651-4397047 bytes,
677 // but have some reserved for future
678 return 0x440000;
6e921e1d 679}
680
681struct save_fp {
682 char *buf;
683 size_t pos;
684 int is_write;
685};
686
687static void *save_open(const char *name, const char *mode)
688{
689 struct save_fp *fp;
690
691 if (name == NULL || mode == NULL)
692 return NULL;
693
694 fp = malloc(sizeof(*fp));
695 if (fp == NULL)
696 return NULL;
697
698 fp->buf = (char *)name;
699 fp->pos = 0;
700 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
701
702 return fp;
703}
704
705static int save_read(void *file, void *buf, u32 len)
706{
707 struct save_fp *fp = file;
708 if (fp == NULL || buf == NULL)
709 return -1;
710
711 memcpy(buf, fp->buf + fp->pos, len);
712 fp->pos += len;
713 return len;
714}
715
716static int save_write(void *file, const void *buf, u32 len)
717{
718 struct save_fp *fp = file;
719 if (fp == NULL || buf == NULL)
720 return -1;
721
722 memcpy(fp->buf + fp->pos, buf, len);
723 fp->pos += len;
724 return len;
725}
726
727static long save_seek(void *file, long offs, int whence)
728{
729 struct save_fp *fp = file;
730 if (fp == NULL)
731 return -1;
732
733 switch (whence) {
734 case SEEK_CUR:
735 fp->pos += offs;
736 return fp->pos;
737 case SEEK_SET:
738 fp->pos = offs;
739 return fp->pos;
740 default:
741 return -1;
742 }
743}
744
745static void save_close(void *file)
746{
747 struct save_fp *fp = file;
748 size_t r_size = retro_serialize_size();
749 if (fp == NULL)
750 return;
751
752 if (fp->pos > r_size)
753 SysPrintf("ERROR: save buffer overflow detected\n");
754 else if (fp->is_write && fp->pos < r_size)
755 // make sure we don't save trash in leftover space
756 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
757 free(fp);
38c2028e 758}
759
760bool retro_serialize(void *data, size_t size)
ace14ab3 761{
6e921e1d 762 int ret = SaveState(data);
763 return ret == 0 ? true : false;
38c2028e 764}
765
766bool retro_unserialize(const void *data, size_t size)
767{
6e921e1d 768 int ret = LoadState(data);
769 return ret == 0 ? true : false;
38c2028e 770}
771
23ea11bd 772/* cheats */
38c2028e 773void retro_cheat_reset(void)
774{
6e921e1d 775 ClearAllCheats();
38c2028e 776}
777
778void retro_cheat_set(unsigned index, bool enabled, const char *code)
779{
6e921e1d 780 char buf[256];
781 int ret;
782
783 // cheat funcs are destructive, need a copy..
784 strncpy(buf, code, sizeof(buf));
785 buf[sizeof(buf) - 1] = 0;
47624ecf 786
787 //Prepare buffered cheat for PCSX's AddCheat fucntion.
788 int cursor=0;
789 int nonhexdec=0;
790 while (buf[cursor]){
791 if (!(ISHEXDEC)){
792 if (++nonhexdec%2){
793 buf[cursor]=' ';
794 } else {
795 buf[cursor]='\n';
796 }
797 }
798 cursor++;
799 }
800
6e921e1d 801
802 if (index < NumCheats)
803 ret = EditCheat(index, "", buf);
804 else
805 ret = AddCheat("", buf);
806
807 if (ret != 0)
808 SysPrintf("Failed to set cheat %#u\n", index);
809 else if (index < NumCheats)
810 Cheats[index].Enabled = enabled;
38c2028e 811}
812
23ea11bd 813/* multidisk support */
814static bool disk_ejected;
815static unsigned int disk_current_index;
51ba7408 816static unsigned int disk_count;
23ea11bd 817static struct disks_state {
818 char *fname;
819 int internal_index; // for multidisk eboots
820} disks[8];
821
822static bool disk_set_eject_state(bool ejected)
823{
824 // weird PCSX API..
825 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
826 LidInterrupt();
827
828 disk_ejected = ejected;
829 return true;
830}
831
832static bool disk_get_eject_state(void)
833{
834 /* can't be controlled by emulated software */
835 return disk_ejected;
836}
837
838static unsigned int disk_get_image_index(void)
839{
840 return disk_current_index;
841}
842
843static bool disk_set_image_index(unsigned int index)
844{
845 if (index >= sizeof(disks) / sizeof(disks[0]))
846 return false;
847
848 CdromId[0] = '\0';
849 CdromLabel[0] = '\0';
850
851 if (disks[index].fname == NULL) {
852 SysPrintf("missing disk #%u\n", index);
853 CDR_shutdown();
854
855 // RetroArch specifies "no disk" with index == count,
856 // so don't fail here..
857 disk_current_index = index;
858 return true;
859 }
860
861 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
862 disks[index].fname, disks[index].internal_index);
863
864 cdrIsoMultidiskSelect = disks[index].internal_index;
865 set_cd_image(disks[index].fname);
866 if (ReloadCdromPlugin() < 0) {
867 SysPrintf("failed to load cdr plugin\n");
868 return false;
869 }
870 if (CDR_open() < 0) {
871 SysPrintf("failed to open cdr plugin\n");
872 return false;
873 }
874
875 if (!disk_ejected) {
876 SetCdOpenCaseTime(time(NULL) + 2);
877 LidInterrupt();
878 }
879
880 disk_current_index = index;
881 return true;
882}
883
884static unsigned int disk_get_num_images(void)
885{
51ba7408 886 return disk_count;
23ea11bd 887}
888
889static bool disk_replace_image_index(unsigned index,
890 const struct retro_game_info *info)
891{
892 char *old_fname;
893 bool ret = true;
894
895 if (index >= sizeof(disks) / sizeof(disks[0]))
896 return false;
897
898 old_fname = disks[index].fname;
899 disks[index].fname = NULL;
900 disks[index].internal_index = 0;
901
902 if (info != NULL) {
903 disks[index].fname = strdup(info->path);
904 if (index == disk_current_index)
905 ret = disk_set_image_index(index);
906 }
907
908 if (old_fname != NULL)
909 free(old_fname);
910
911 return ret;
912}
913
914static bool disk_add_image_index(void)
915{
51ba7408
T		 916 if (disk_count >= 8)
917 return false;
918
919 disk_count++;
23ea11bd 920 return true;
921}
922
923static struct retro_disk_control_callback disk_control = {
924 .set_eject_state = disk_set_eject_state,
925 .get_eject_state = disk_get_eject_state,
926 .get_image_index = disk_get_image_index,
927 .set_image_index = disk_set_image_index,
928 .get_num_images = disk_get_num_images,
929 .replace_image_index = disk_replace_image_index,
930 .add_image_index = disk_add_image_index,
931};
932
9fba39a9
T		 933// just in case, maybe a win-rt port in the future?
934#ifdef _WIN32
935#define SLASH '\\'
936#else
937#define SLASH '/'
938#endif
939
9096ba88 940#ifndef PATH_MAX
941#define PATH_MAX 4096
942#endif
943
9fba39a9
T		 944static char base_dir[PATH_MAX];
945
946static bool read_m3u(const char *file)
947{
948 char line[PATH_MAX];
949 char name[PATH_MAX];
9fba39a9
T		 950 FILE *f = fopen(file, "r");
951 if (!f)
952 return false;
953
51ba7408 954 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 955 if (line[0] == '#')
956 continue;
957 char *carrige_return = strchr(line, '\r');
958 if (carrige_return)
959 *carrige_return = '\0';
960 char *newline = strchr(line, '\n');
961 if (newline)
962 *newline = '\0';
963
964 if (line[0] != '\0')
965 {
966 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 967 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 968 }
969 }
970
971 fclose(f);
51ba7408 972 return (disk_count != 0);
9fba39a9
T		 973}
974
975static void extract_directory(char *buf, const char *path, size_t size)
976{
977 char *base;
978 strncpy(buf, path, size - 1);
979 buf[size - 1] = '\0';
980
981 base = strrchr(buf, '/');
982 if (!base)
983 base = strrchr(buf, '\\');
984
985 if (base)
986 *base = '\0';
987 else
988 {
989 buf[0] = '.';
990 buf[1] = '\0';
991 }
992}
993
003cfc63 994#if defined(__QNX__) || defined(_WIN32)
41294f4d 995/* Blackberry QNX doesn't have strcasestr */
996
997/*
998 * Find the first occurrence of find in s, ignore case.
999 */
1000char *
1001strcasestr(const char *s, const char*find)
1002{
1003 char c, sc;
1004 size_t len;
1005
1006 if ((c = *find++) != 0) {
1007 c = tolower((unsigned char)c);
1008 len = strlen(find);
1009 do {
1010 do {
1011 if ((sc = *s++) == 0)
1012 return (NULL);
1013 } while ((char)tolower((unsigned char)sc) != c);
1014 } while (strncasecmp(s, find, len) != 0);
1015 s--;
1016 }
1017 return ((char *)s);
1018}
1019#endif
1020
38c2028e 1021bool retro_load_game(const struct retro_game_info *info)
1022{
23ea11bd 1023 size_t i;
9fba39a9
T		 1024 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1025
e3f8313f 1026 struct retro_input_descriptor desc[] = {
1027 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1028 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1029 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1030 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1031 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1032 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1033 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1034 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1035 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1036 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1037 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1038 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1039 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1040 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1041 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1042 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1043 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1044 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1045 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1046 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1047
e3f8313f 1048
1049 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1050 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1051 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1052 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1053 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1054 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1055 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1056 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1057 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1058 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1059 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1060 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1061 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1062 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1063 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1064 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1065 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1066 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1067 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1068 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1069
1070 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1071 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1072 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1073 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1074 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1075 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1076 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1077 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1078 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1079 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1080 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1081 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1082 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1083 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1084 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1085 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1086 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1087 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1088 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1089 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1090
1091 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1092 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1093 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1094 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1095 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1096 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1097 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1098 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1099 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1100 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1101 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1102 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1103 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1104 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1105 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1106 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1107 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1108 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1109 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1110 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1111
1112 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1113 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1114 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1115 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1116 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1117 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1118 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1119 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1120 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1121 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1122 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1123 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1124 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1125 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1126 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1127 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1128 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1129 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1130 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1131 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1132
1133 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1134 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1135 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1136 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1137 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1138 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1139 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1140 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1141 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1142 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1143 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1144 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1145 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1146 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1147 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1148 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1149 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1150 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1151 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1152 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1153
1154 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1155 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1156 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1157 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1158 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1159 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1160 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1161 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1162 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1163 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1164 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1165 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1166 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1167 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1168 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1169 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1170 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1171 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1172 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1173 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1174
1175 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1176 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1177 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1178 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1179 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1180 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1181 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1182 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1183 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1184 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1185 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1186 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1187 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1188 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1189 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1190 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1191 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1192 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1193 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1194 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1195
1196 { 0 },
1197 };
1198
1199 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1200
46aa5b98 1201#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1202 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1203 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1204 SysPrintf("RGB565 supported, using it\n");
c19aba43 1205 }
46aa5b98 1206#endif
c19aba43 1207
23ea11bd 1208 if (info == NULL || info->path == NULL) {
1209 SysPrintf("info->path required\n");
1210 return false;
1211 }
1212
38c2028e 1213 if (plugins_opened) {
1214 ClosePlugins();
1215 plugins_opened = 0;
1216 }
1217
23ea11bd 1218 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1219 if (disks[i].fname != NULL) {
1220 free(disks[i].fname);
1221 disks[i].fname = NULL;
1222 }
1223 disks[i].internal_index = 0;
1224 }
1225
1226 disk_current_index = 0;
9fba39a9
T		 1227 extract_directory(base_dir, info->path, sizeof(base_dir));
1228
1229 if (is_m3u) {
1230 if (!read_m3u(info->path)) {
1231 SysPrintf("failed to read m3u file\n");
1232 return false;
1233 }
51ba7408
T		 1234 } else {
1235 disk_count = 1;
9fba39a9 1236 disks[0].fname = strdup(info->path);
51ba7408 1237 }
23ea11bd 1238
1239 set_cd_image(disks[0].fname);
38c2028e 1240
1241 /* have to reload after set_cd_image for correct cdr plugin */
1242 if (LoadPlugins() == -1) {
f29fbd53 1243 SysPrintf("failed to load plugins\n");
38c2028e 1244 return false;
1245 }
1246
1247 plugins_opened = 1;
1248 NetOpened = 0;
1249
1250 if (OpenPlugins() == -1) {
f29fbd53 1251 SysPrintf("failed to open plugins\n");
38c2028e 1252 return false;
1253 }
1254
1255 plugin_call_rearmed_cbs();
19a784e6 1256 dfinput_activate();
38c2028e 1257
1258 Config.PsxAuto = 1;
1259 if (CheckCdrom() == -1) {
f29fbd53 1260 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 1261 return false;
1262 }
1263
1264 SysReset();
1265
1266 if (LoadCdrom() == -1) {
f29fbd53 1267 SysPrintf("could not load CD-ROM!\n");
38c2028e 1268 return false;
1269 }
79f216e3 1270 emu_on_new_cd(0);
38c2028e 1271
23ea11bd 1272 // multidisk images
9fba39a9 1273 if (!is_m3u) {
51ba7408 1274 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1275 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1276 disks[i].fname = strdup(info->path);
1277 disks[i].internal_index = i;
1278 }
23ea11bd 1279 }
1280
38c2028e 1281 return true;
1282}
1283
1284bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
1285{
1286 return false;
1287}
1288
ace14ab3 1289void retro_unload_game(void)
38c2028e 1290{
1291}
1292
1293unsigned retro_get_region(void)
1294{
17f84149 1295 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1296}
1297
1298void *retro_get_memory_data(unsigned id)
1299{
b40a83db
T		 1300 if (id == RETRO_MEMORY_SAVE_RAM)
1301 return Mcd1Data;
1302 else
1303 return NULL;
38c2028e 1304}
1305
1306size_t retro_get_memory_size(unsigned id)
1307{
b40a83db
T		 1308 if (id == RETRO_MEMORY_SAVE_RAM)
1309 return MCD_SIZE;
1310 else
1311 return 0;
38c2028e 1312}
1313
1314void retro_reset(void)
1315{
d9e77039 1316 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1317 rebootemu = 1;
1318 //SysReset();
38c2028e 1319}
1320
1321static const unsigned short retro_psx_map[] = {
1322 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1323 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1324 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1325 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1326 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1327 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1328 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1329 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1330 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1331 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1332 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1333 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1334 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1335 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1336 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1337 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1338};
1339#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1340
805fe9bc 1341static void update_variables(bool in_flight)
e268a47e 1342{
e268a47e 1343 struct retro_variable var;
6cdf212f 1344 int i;
ace14ab3 1345
e268a47e 1346 var.value = NULL;
4e477065 1347 var.key = "pcsx_rearmed_frameskip";
7d68d030 1348 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1349 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1350
1351 var.value = NULL;
4e477065 1352 var.key = "pcsx_rearmed_region";
9f5a28d9 1353 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1354 {
1355 Config.PsxAuto = 0;
1356 if (strcmp(var.value, "Automatic") == 0)
1357 Config.PsxAuto = 1;
1358 else if (strcmp(var.value, "NTSC") == 0)
1359 Config.PsxType = 0;
1360 else if (strcmp(var.value, "PAL") == 0)
1361 Config.PsxType = 1;
1362 }
4615b075 1363
6cdf212f 1364 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1365 update_controller_port_variable(i);
61c4962a 1366
30d43b8a 1367 update_multitap();
61c4962a 1368
70fb8fe7 1369 var.value = NULL;
1370 var.key = "pcsx_rearmed_vibration";
1371
1372 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1373 {
1374 if (strcmp(var.value, "disabled") == 0)
1375 in_enable_vibration = 0;
1376 else if (strcmp(var.value, "enabled") == 0)
1377 in_enable_vibration = 1;
1378 }
1379
5c1cbedc 1380 var.value = NULL;
1381 var.key = "pcsx_rearmed_dithering";
1382
1383 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1384 {
1385 if (strcmp(var.value, "disabled") == 0) {
1386 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1387 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1388#ifdef __ARM_NEON__
1389 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1390#endif
1391 }
1392 else if (strcmp(var.value, "enabled") == 0) {
1393 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1394 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1395#ifdef __ARM_NEON__
1396 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1397#endif
1398 }
1399 }
1400
7d68d030 1401#ifdef __ARM_NEON__
9f5a28d9 1402 var.value = "NULL";
55e5626b 1403 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1404
1405 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1406 {
1407 if (strcmp(var.value, "disabled") == 0)
1408 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1409 else if (strcmp(var.value, "enabled") == 0)
1410 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1411 }
1412
7d68d030 1413 var.value = NULL;
55e5626b 1414 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1415
1416 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1417 {
1418 if (strcmp(var.value, "disabled") == 0)
1419 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1420 else if (strcmp(var.value, "enabled") == 0)
1421 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1422 }
354329fa 1423
1424 var.value = NULL;
55e5626b 1425 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1426
1427 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1428 {
1429 if (strcmp(var.value, "disabled") == 0)
1430 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1431 else if (strcmp(var.value, "enabled") == 0)
1432 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1433 }
094ec204 1434#endif
0e5a7b7d 1435
1436 var.value = "NULL";
1437 var.key = "pcsx_rearmed_duping_enable";
1438
1439 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1440 {
0a6520c3 1441 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1442 duping_enable = false;
0a6520c3 1443 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1444 duping_enable = true;
1445 }
1446
48f615ba 1447#ifndef DRC_DISABLE
1448 var.value = NULL;
4e477065 1449 var.key = "pcsx_rearmed_drc";
48f615ba 1450
1451 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1452 {
1453 R3000Acpu *prev_cpu = psxCpu;
1454
fc99395c 1455#ifdef _3DS
f72db18e 1456 if(!__ctr_svchax)
fc99395c 1457 Config.Cpu = CPU_INTERPRETER;
1458 else
1459#endif
48f615ba 1460 if (strcmp(var.value, "disabled") == 0)
1461 Config.Cpu = CPU_INTERPRETER;
1462 else if (strcmp(var.value, "enabled") == 0)
1463 Config.Cpu = CPU_DYNAREC;
1464
1465 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1466 if (psxCpu != prev_cpu) {
1467 prev_cpu->Shutdown();
1468 psxCpu->Init();
1469 psxCpu->Reset(); // not really a reset..
1470 }
1471 }
1472#endif
805fe9bc 1473
01394a7f 1474 var.value = "NULL";
1475 var.key = "pcsx_rearmed_spu_reverb";
1476
1477 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1478 {
0a6520c3 1479 if (strcmp(var.value, "disabled") == 0)
01394a7f 1480 spu_config.iUseReverb = false;
0a6520c3 1481 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1482 spu_config.iUseReverb = true;
1483 }
1484
1485 var.value = "NULL";
1486 var.key = "pcsx_rearmed_spu_interpolation";
1487
1488 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1489 {
1490 if (strcmp(var.value, "simple") == 0)
1491 spu_config.iUseInterpolation = 1;
1492 else if (strcmp(var.value, "gaussian") == 0)
1493 spu_config.iUseInterpolation = 2;
1494 else if (strcmp(var.value, "cubic") == 0)
1495 spu_config.iUseInterpolation = 3;
1496 else if (strcmp(var.value, "off") == 0)
1497 spu_config.iUseInterpolation = 0;
1498 }
1499
b3480be8 1500 var.value = "NULL";
1501 var.key = "pcsx_rearmed_pe2_fix";
1502
1503 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1504 {
1505 if (strcmp(var.value, "disabled") == 0)
1506 Config.RCntFix = 0;
1507 else if (strcmp(var.value, "enabled") == 0)
1508 Config.RCntFix = 1;
1509 }
ace14ab3 1510
b3480be8 1511 var.value = "NULL";
1512 var.key = "pcsx_rearmed_inuyasha_fix";
1513
1514 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1515 {
1516 if (strcmp(var.value, "disabled") == 0)
1517 Config.VSyncWA = 0;
1518 else if (strcmp(var.value, "enabled") == 0)
1519 Config.VSyncWA = 1;
1520 }
1521
32ab9e53
TJ		 1522 if (in_flight) {
1523 // inform core things about possible config changes
1524 plugin_call_rearmed_cbs();
805fe9bc 1525
32ab9e53
TJ		 1526 if (GPU_open != NULL && GPU_close != NULL) {
1527 GPU_close();
1528 GPU_open(&gpuDisp, "PCSX", NULL);
1529 }
805fe9bc 1530
32ab9e53
TJ		 1531 dfinput_activate();
1532 }
b580cc4f 1533 else{
1534 //not yet running
1535
1536 //bootlogo display hack
1537 if (found_bios) {
1538 var.value = "NULL";
1539 var.key = "pcsx_rearmed_show_bios_bootlogo";
1540 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1541 {
0a6520c3 1542 if (strcmp(var.value, "enabled") == 0)
b580cc4f 1543 rebootemu = 1;
1544 }
1545 }
1546 }
e268a47e 1547}
1548
ce098e12
NR		 1549static int min(int a, int b)
1550{
1551 return a < b ? a : b;
1552}
1553
ace14ab3 1554void retro_run(void)
38c2028e 1555{
3b1a5e21 1556 int i;
d9e77039 1557 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1558 if(rebootemu != 0){
1559 rebootemu = 0;
1560 SysReset();
1561 }
38c2028e 1562
1563 input_poll_cb();
e268a47e 1564
805fe9bc 1565 bool updated = false;
1566 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1567 update_variables(true);
e268a47e 1568
3b1a5e21 1569 // reset all keystate, query libretro for keystate
61c4962a 1570 int j;
3c0fb554 1571 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1572 in_keystate[i] = 0;
3c0fb554
AP		 1573
1574 if (in_type[i] == PSE_PAD_TYPE_NONE)
1575 continue;
1576
3b1a5e21 1577 // query libretro for keystate
1578 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
61c4962a 1579 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1580 in_keystate[i] |= retro_psx_map[j];
56abf614 1581
1582 if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1583 {
ce098e12
NR		 1584 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);
1585 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);
1586 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);
1587 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 1588 }
61c4962a 1589 }
e8d96071 1590
38c2028e 1591 stop = 0;
1592 psxCpu->Execute();
1593
65a0505f 1594 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1595 vout_width, vout_height, vout_width * 2);
70d56ca3 1596 vout_fb_dirty = 0;
38c2028e 1597}
1598
74ebc05b 1599static bool try_use_bios(const char *path)
1600{
1601 FILE *f;
1602 long size;
1603 const char *name;
1604
1605 f = fopen(path, "rb");
1606 if (f == NULL)
1607 return false;
1608
1609 fseek(f, 0, SEEK_END);
1610 size = ftell(f);
1611 fclose(f);
1612
1613 if (size != 512 * 1024)
1614 return false;
1615
1616 name = strrchr(path, SLASH);
1617 if (name++ == NULL)
1618 name = path;
1619 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1620 return true;
1621}
1622
c4052f4d 1623#ifndef VITA
74ebc05b 1624#include <sys/types.h>
1625#include <dirent.h>
1626
1627static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1628{
1629 DIR *dir;
1630 struct dirent *ent;
1631 bool ret = false;
1632
1633 dir = opendir(dirpath);
1634 if (dir == NULL)
1635 return false;
1636
1637 while ((ent = readdir(dir))) {
1638 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1639 continue;
1640
1641 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1642 ret = try_use_bios(path);
1643 if (ret)
1644 break;
1645 }
1646 closedir(dir);
1647 return ret;
1648}
1649#else
1650#define find_any_bios(...) false
1651#endif
1652
11813b9d 1653static void check_system_specs(void)
1654{
1655 unsigned level = 6;
1656 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1657}
1658
38c2028e 1659void retro_init(void)
1660{
1661 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1662 const char *dir;
1663 char path[256];
1e1cccd9 1664 int i, ret;
b580cc4f 1665
1666 found_bios = false;
38c2028e 1667
d148d265 1668#ifdef __MACH__
1669 // magic sauce to make the dynarec work on iOS
1670 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1671#endif
1672
fc99395c 1673#ifdef _3DS
fc99395c 1674 psxMapHook = pl_3ds_mmap;
1675 psxUnmapHook = pl_3ds_munmap;
1a5fd794 1676#endif
1677#ifdef VITA
73081f23
FJGG		 1678 if(init_vita_mmap()<0)
1679 abort();
1a5fd794 1680 psxMapHook = pl_vita_mmap;
1681 psxUnmapHook = pl_vita_munmap;
fc99395c 1682#endif
38c2028e 1683 ret = emu_core_preinit();
73081f23 1684#ifdef _3DS
e4d84733 1685 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 1686 if(!__ctr_svchax)
e4d84733 1687 Config.Cpu = CPU_INTERPRETER;
1688#endif
73081f23 1689
38c2028e 1690 ret |= emu_core_init();
1691 if (ret != 0) {
f29fbd53 1692 SysPrintf("PCSX init failed.\n");
38c2028e 1693 exit(1);
1694 }
1695
0b7f536b 1696#ifdef _3DS
1697 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
1698#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 1699 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1700#else
1701 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1702#endif
65a0505f
FJGG		 1703
1704 vout_buf_ptr = vout_buf;
1705
38c2028e 1706 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1707 {
fc99395c 1708 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
38c2028e 1709
1710 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1711 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1712 found_bios = try_use_bios(path);
1713 if (found_bios)
38c2028e 1714 break;
38c2028e 1715 }
74ebc05b 1716
1717 if (!found_bios)
1718 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1719 }
74ebc05b 1720 if (found_bios) {
f29fbd53 1721 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1722 }
1723 else
74ebc05b 1724 {
f29fbd53 1725 SysPrintf("no BIOS files found.\n");
ace14ab3 1726 struct retro_message msg =
74ebc05b 1727 {
1728 "no BIOS found, expect bugs!",
1729 180
1730 };
1731 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1732 }
38c2028e 1733
1a6164a1 1734 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1735 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1736 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1737
5ca2ec64 1738 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1739 * we have to do this because cache misses and some IO penalties
1740 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 1741 cycle_multiplier = 175;
ace14ab3 1742#ifdef HAVE_PRE_ARMV7
5ca2ec64 1743 cycle_multiplier = 200;
1744#endif
46b3a2fc 1745 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 1746 spu_config.iUseFixedUpdates = 1;
5ca2ec64 1747
f9f60dae
TK		 1748 McdDisable[0] = 0;
1749 McdDisable[1] = 1;
7df396ea 1750 init_memcard(Mcd1Data);
6e921e1d 1751
1752 SaveFuncs.open = save_open;
1753 SaveFuncs.read = save_read;
1754 SaveFuncs.write = save_write;
1755 SaveFuncs.seek = save_seek;
1756 SaveFuncs.close = save_close;
e268a47e 1757
805fe9bc 1758 update_variables(false);
32ab9e53 1759 check_system_specs();
38c2028e 1760}
1761
1762void retro_deinit(void)
1763{
1764 SysClose();
0b7f536b 1765#ifdef _3DS
1766 linearFree(vout_buf);
1767#else
38c2028e 1768 free(vout_buf);
0b7f536b 1769#endif
38c2028e 1770 vout_buf = NULL;
d8f2e2d8
SL		 1771
1772#ifdef VITA
73081f23 1773 deinit_vita_mmap();
d8f2e2d8 1774#endif
38c2028e 1775}
c4052f4d 1776
1777#ifdef VITA
1778#include <psp2/kernel/threadmgr.h>
1779int usleep (unsigned long us)
1780{
1781 sceKernelDelayThread(us);
1782}
1783#endif
ARM optimized PCSX fork