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