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Merge pull request #113 from meepingsnesroms/master
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
003cfc63 2 * (C) notaz, 2012,2014,2015
38c2028e 3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
d148d265 13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
38c2028e 17
18#include "../libpcsxcore/misc.h"
19#include "../libpcsxcore/psxcounters.h"
87e5b45f 20#include "../libpcsxcore/psxmem_map.h"
38c2028e 21#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 22#include "../libpcsxcore/cdrom.h"
23#include "../libpcsxcore/cdriso.h"
6e921e1d 24#include "../libpcsxcore/cheat.h"
07c13dfd 25#include "../plugins/dfsound/out.h"
01394a7f 26#include "../plugins/dfsound/spu_config.h"
805fe9bc 27#include "../plugins/dfinput/externals.h"
c82f907a 28#include "cspace.h"
38c2028e 29#include "main.h"
30#include "plugin.h"
31#include "plugin_lib.h"
ace14ab3 32#include "arm_features.h"
38c2028e 33#include "revision.h"
34#include "libretro.h"
35
fc99395c 36#ifdef _3DS
fc99395c 37#include "3ds/3ds_utils.h"
fc99395c 38#endif
39
8136cafb
AP		 40#define PORTS_NUMBER 8
41
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];
76e889bc 67extern char Mcd2Data[MCD_SIZE];
f9f60dae 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
646a63e4 86//Dummy functions
87bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
88void retro_unload_game(void){}
89static int vout_open(void){return 0;}
90static void vout_close(void){}
91static int snd_init(void){return 0;}
92static void snd_finish(void){}
93static int snd_busy(void){return 0;}
94
7df396ea
TK		 95static void init_memcard(char *mcd_data)
96{
97 unsigned off = 0;
98 unsigned i;
99
100 memset(mcd_data, 0, MCD_SIZE);
101
102 mcd_data[off++] = 'M';
103 mcd_data[off++] = 'C';
104 off += 0x7d;
105 mcd_data[off++] = 0x0e;
106
107 for (i = 0; i < 15; i++) {
108 mcd_data[off++] = 0xa0;
109 off += 0x07;
110 mcd_data[off++] = 0xff;
111 mcd_data[off++] = 0xff;
112 off += 0x75;
113 mcd_data[off++] = 0xa0;
114 }
115
116 for (i = 0; i < 20; i++) {
117 mcd_data[off++] = 0xff;
118 mcd_data[off++] = 0xff;
119 mcd_data[off++] = 0xff;
120 mcd_data[off++] = 0xff;
121 off += 0x04;
122 mcd_data[off++] = 0xff;
123 mcd_data[off++] = 0xff;
124 off += 0x76;
125 }
126}
127
e4c83ca6 128static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 129{
70d56ca3 130 vout_width = w;
131 vout_height = h;
6558949c
FJGG		 132
133 struct retro_framebuffer fb = {0};
134
135 fb.width = vout_width;
136 fb.height = vout_height;
137 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
138
139 vout_buf_ptr = vout_buf;
140
141 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
142 {
143 vout_buf_ptr = (uint16_t*)fb.data;
144 }
145
38c2028e 146}
147
cc4f9b70 148#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 149static void convert(void *buf, size_t bytes)
38c2028e 150{
151 unsigned int i, v, *p = buf;
152
9c59f120 153 for (i = 0; i < bytes / 4; i++) {
38c2028e 154 v = p[i];
155 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
156 }
157}
46aa5b98 158#endif
38c2028e 159
fa56d360 160static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 161{
65a0505f 162 unsigned short *dest = vout_buf_ptr;
fa56d360 163 const unsigned short *src = vram;
70d56ca3 164 int dstride = vout_width, h1 = h;
165 int doffs;
38c2028e 166
fa56d360 167 if (vram == NULL) {
168 // blanking
65a0505f 169 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 170 goto out;
171 }
172
70d56ca3 173 doffs = (vout_height - h) * dstride;
174 doffs += (dstride - w) / 2 & ~1;
175 if (doffs != vout_doffs_old) {
176 // clear borders
65a0505f 177 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 178 vout_doffs_old = doffs;
179 }
180 dest += doffs;
181
fa56d360 182 if (bgr24)
183 {
184 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
185 for (; h1-- > 0; dest += dstride, src += stride)
186 {
187 bgr888_to_rgb565(dest, src, w * 3);
188 }
189 }
190 else
191 {
192 for (; h1-- > 0; dest += dstride, src += stride)
193 {
194 bgr555_to_rgb565(dest, src, w * 2);
195 }
196 }
38c2028e 197
fa56d360 198out:
46aa5b98 199#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 200 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 201#endif
70d56ca3 202 vout_fb_dirty = 1;
fa56d360 203 pl_rearmed_cbs.flip_cnt++;
38c2028e 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{
70fb8fe7 402 if(in_enable_vibration)
403 {
404 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
405 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
406 }
38c2028e 407}
408
e4c83ca6 409void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 410{
411}
412
413/* sound calls */
07c13dfd 414static void snd_feed(void *buf, int bytes)
38c2028e 415{
db126209 416 if (audio_batch_cb != NULL)
417 audio_batch_cb(buf, bytes / 4);
38c2028e 418}
419
07c13dfd 420void out_register_libretro(struct out_driver *drv)
421{
422 drv->name = "libretro";
423 drv->init = snd_init;
424 drv->finish = snd_finish;
425 drv->busy = snd_busy;
426 drv->feed = snd_feed;
427}
428
38c2028e 429/* libretro */
e268a47e 430void retro_set_environment(retro_environment_t cb)
431{
e268a47e 432 static const struct retro_variable vars[] = {
4e477065 433 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
434 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
8c047f6f
AP		 435 { "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|negcon" },
436 { "pcsx_rearmed_pad2type", "Pad 2 Type; default|none|standard|analog|negcon" },
437 { "pcsx_rearmed_pad3type", "Pad 3 Type; default|none|standard|analog|negcon" },
438 { "pcsx_rearmed_pad4type", "Pad 4 Type; default|none|standard|analog|negcon" },
439 { "pcsx_rearmed_pad5type", "Pad 5 Type; default|none|standard|analog|negcon" },
440 { "pcsx_rearmed_pad6type", "Pad 6 Type; default|none|standard|analog|negcon" },
441 { "pcsx_rearmed_pad7type", "Pad 7 Type; default|none|standard|analog|negcon" },
442 { "pcsx_rearmed_pad8type", "Pad 8 Type; default|none|standard|analog|negcon" },
30d43b8a
AP		 443 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
444 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
70fb8fe7 445 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
48f615ba 446#ifndef DRC_DISABLE
4e477065 447 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
48f615ba 448#endif
7d68d030 449#ifdef __ARM_NEON__
55e5626b 450 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
451 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
452 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 453#endif
0a6520c3
SB		 454 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
455 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
456 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
01394a7f 457 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
b3480be8 458 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
459 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 460 { NULL, NULL },
461 };
462
463 environ_cb = cb;
464
465 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 466}
467
38c2028e 468void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
469void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
470void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
471void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
472void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
473
474unsigned retro_api_version(void)
475{
476 return RETRO_API_VERSION;
477}
478
15504ca8 479static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 480{
481 if (port >= PORTS_NUMBER)
15504ca8 482 return 0;
8136cafb 483
15504ca8
AP		 484 if (!environ_cb)
485 return 0;
8136cafb 486
15504ca8 487 var->value = NULL;
a06f5a70
AP		 488 switch (port) {
489 case 0:
15504ca8 490 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 491 break;
492 case 1:
15504ca8 493 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 494 break;
495 case 2:
15504ca8 496 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 497 break;
498 case 3:
15504ca8 499 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 500 break;
501 case 4:
15504ca8 502 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 503 break;
504 case 5:
15504ca8 505 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 506 break;
507 case 6:
15504ca8 508 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 509 break;
510 case 7:
15504ca8 511 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 512 break;
513 }
514
15504ca8
AP		 515 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
516}
517
518static void update_controller_port_variable(unsigned port)
519{
520 if (port >= PORTS_NUMBER)
521 return;
522
523 struct retro_variable var;
524
525 if (controller_port_variable(port, &var))
8136cafb 526 {
3c0fb554 527 if (strcmp(var.value, "standard") == 0)
8342a300 528 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 529 else if (strcmp(var.value, "analog") == 0)
8342a300 530 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 531 else if (strcmp(var.value, "negcon") == 0)
8342a300 532 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 533 else if (strcmp(var.value, "none") == 0)
8342a300 534 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 535 // else 'default' case, do nothing
3dc2e39e 536 }
15504ca8 537}
3dc2e39e 538
15504ca8
AP		 539static void update_controller_port_device(unsigned port, unsigned device)
540{
541 if (port >= PORTS_NUMBER)
542 return;
543
544 struct retro_variable var;
545
546 if (!controller_port_variable(port, &var))
547 return;
548
549 if (strcmp(var.value, "default") != 0)
550 return;
551
552 switch (device)
553 {
554 case RETRO_DEVICE_JOYPAD:
555 in_type[port] = PSE_PAD_TYPE_STANDARD;
556 break;
557 case RETRO_DEVICE_ANALOG:
558 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
559 break;
560 case RETRO_DEVICE_MOUSE:
561 in_type[port] = PSE_PAD_TYPE_MOUSE;
562 break;
563 case RETRO_DEVICE_LIGHTGUN:
564 in_type[port] = PSE_PAD_TYPE_GUN;
565 break;
566 case RETRO_DEVICE_NONE:
567 default:
568 in_type[port] = PSE_PAD_TYPE_NONE;
569 }
8136cafb
AP		 570}
571
30d43b8a
AP		 572static void update_multitap()
573{
574 struct retro_variable var;
6cdf212f 575 int auto_case, port;
30d43b8a
AP		 576
577 var.value = NULL;
578 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 579 auto_case = 0;
580 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 581 {
582 if (strcmp(var.value, "enabled") == 0)
583 multitap1 = 1;
584 else if (strcmp(var.value, "disabled") == 0)
585 multitap1 = 0;
586 else // 'auto' case
3dc2e39e
AP		 587 auto_case = 1;
588 }
589 else
15504ca8 590 auto_case = 1;
3dc2e39e
AP		 591
592 if (auto_case)
593 {
594 // If a gamepad is plugged after port 2, we need a first multitap.
595 multitap1 = 0;
6cdf212f 596 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 597 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 598 }
599
600 var.value = NULL;
601 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 602 auto_case = 0;
603 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 604 {
605 if (strcmp(var.value, "enabled") == 0)
606 multitap2 = 1;
607 else if (strcmp(var.value, "disabled") == 0)
608 multitap2 = 0;
609 else // 'auto' case
3dc2e39e
AP		 610 auto_case = 1;
611 }
612 else
15504ca8 613 auto_case = 1;
3dc2e39e
AP		 614
615 if (auto_case)
616 {
617 // If a gamepad is plugged after port 4, we need a second multitap.
618 multitap2 = 0;
6cdf212f 619 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 620 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 621 }
622}
623
38c2028e 624void retro_set_controller_port_device(unsigned port, unsigned device)
625{
ace14ab3 626 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 627
628 if (port >= PORTS_NUMBER)
629 return;
630
631 update_controller_port_device(port, device);
632 update_multitap();
38c2028e 633}
634
635void retro_get_system_info(struct retro_system_info *info)
636{
637 memset(info, 0, sizeof(*info));
638 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 639#ifndef GIT_VERSION
640#define GIT_VERSION ""
641#endif
642 info->library_version = "r22" GIT_VERSION;
9fba39a9 643 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
38c2028e 644 info->need_fullpath = true;
645}
646
647void retro_get_system_av_info(struct retro_system_av_info *info)
648{
649 memset(info, 0, sizeof(*info));
17f84149 650 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 651 info->timing.sample_rate = 44100;
652 info->geometry.base_width = 320;
653 info->geometry.base_height = 240;
805fe9bc 654 info->geometry.max_width = VOUT_MAX_WIDTH;
655 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 656 info->geometry.aspect_ratio = 4.0 / 3.0;
657}
658
6e921e1d 659/* savestates */
ace14ab3 660size_t retro_serialize_size(void)
661{
03f55e6b 662 // it's currently 4380651-4397047 bytes,
663 // but have some reserved for future
664 return 0x440000;
6e921e1d 665}
666
667struct save_fp {
668 char *buf;
669 size_t pos;
670 int is_write;
671};
672
673static void *save_open(const char *name, const char *mode)
674{
675 struct save_fp *fp;
676
677 if (name == NULL || mode == NULL)
678 return NULL;
679
680 fp = malloc(sizeof(*fp));
681 if (fp == NULL)
682 return NULL;
683
684 fp->buf = (char *)name;
685 fp->pos = 0;
686 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
687
688 return fp;
689}
690
691static int save_read(void *file, void *buf, u32 len)
692{
693 struct save_fp *fp = file;
694 if (fp == NULL || buf == NULL)
695 return -1;
696
697 memcpy(buf, fp->buf + fp->pos, len);
698 fp->pos += len;
699 return len;
700}
701
702static int save_write(void *file, const void *buf, u32 len)
703{
704 struct save_fp *fp = file;
705 if (fp == NULL || buf == NULL)
706 return -1;
707
708 memcpy(fp->buf + fp->pos, buf, len);
709 fp->pos += len;
710 return len;
711}
712
713static long save_seek(void *file, long offs, int whence)
714{
715 struct save_fp *fp = file;
716 if (fp == NULL)
717 return -1;
718
719 switch (whence) {
720 case SEEK_CUR:
721 fp->pos += offs;
722 return fp->pos;
723 case SEEK_SET:
724 fp->pos = offs;
725 return fp->pos;
726 default:
727 return -1;
728 }
729}
730
731static void save_close(void *file)
732{
733 struct save_fp *fp = file;
734 size_t r_size = retro_serialize_size();
735 if (fp == NULL)
736 return;
737
738 if (fp->pos > r_size)
739 SysPrintf("ERROR: save buffer overflow detected\n");
740 else if (fp->is_write && fp->pos < r_size)
741 // make sure we don't save trash in leftover space
742 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
743 free(fp);
38c2028e 744}
745
746bool retro_serialize(void *data, size_t size)
ace14ab3 747{
6e921e1d 748 int ret = SaveState(data);
749 return ret == 0 ? true : false;
38c2028e 750}
751
752bool retro_unserialize(const void *data, size_t size)
753{
6e921e1d 754 int ret = LoadState(data);
755 return ret == 0 ? true : false;
38c2028e 756}
757
23ea11bd 758/* cheats */
38c2028e 759void retro_cheat_reset(void)
760{
6e921e1d 761 ClearAllCheats();
38c2028e 762}
763
764void retro_cheat_set(unsigned index, bool enabled, const char *code)
765{
6e921e1d 766 char buf[256];
767 int ret;
768
769 // cheat funcs are destructive, need a copy..
770 strncpy(buf, code, sizeof(buf));
771 buf[sizeof(buf) - 1] = 0;
47624ecf 772
773 //Prepare buffered cheat for PCSX's AddCheat fucntion.
774 int cursor=0;
775 int nonhexdec=0;
776 while (buf[cursor]){
777 if (!(ISHEXDEC)){
778 if (++nonhexdec%2){
779 buf[cursor]=' ';
780 } else {
781 buf[cursor]='\n';
782 }
783 }
784 cursor++;
785 }
786
6e921e1d 787
788 if (index < NumCheats)
789 ret = EditCheat(index, "", buf);
790 else
791 ret = AddCheat("", buf);
792
793 if (ret != 0)
794 SysPrintf("Failed to set cheat %#u\n", index);
795 else if (index < NumCheats)
796 Cheats[index].Enabled = enabled;
38c2028e 797}
798
23ea11bd 799/* multidisk support */
800static bool disk_ejected;
801static unsigned int disk_current_index;
51ba7408 802static unsigned int disk_count;
23ea11bd 803static struct disks_state {
804 char *fname;
805 int internal_index; // for multidisk eboots
806} disks[8];
807
808static bool disk_set_eject_state(bool ejected)
809{
810 // weird PCSX API..
811 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
812 LidInterrupt();
813
814 disk_ejected = ejected;
815 return true;
816}
817
818static bool disk_get_eject_state(void)
819{
820 /* can't be controlled by emulated software */
821 return disk_ejected;
822}
823
824static unsigned int disk_get_image_index(void)
825{
826 return disk_current_index;
827}
828
829static bool disk_set_image_index(unsigned int index)
830{
831 if (index >= sizeof(disks) / sizeof(disks[0]))
832 return false;
833
834 CdromId[0] = '\0';
835 CdromLabel[0] = '\0';
836
837 if (disks[index].fname == NULL) {
838 SysPrintf("missing disk #%u\n", index);
839 CDR_shutdown();
840
841 // RetroArch specifies "no disk" with index == count,
842 // so don't fail here..
843 disk_current_index = index;
844 return true;
845 }
846
847 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
848 disks[index].fname, disks[index].internal_index);
849
850 cdrIsoMultidiskSelect = disks[index].internal_index;
851 set_cd_image(disks[index].fname);
852 if (ReloadCdromPlugin() < 0) {
853 SysPrintf("failed to load cdr plugin\n");
854 return false;
855 }
856 if (CDR_open() < 0) {
857 SysPrintf("failed to open cdr plugin\n");
858 return false;
859 }
860
861 if (!disk_ejected) {
862 SetCdOpenCaseTime(time(NULL) + 2);
863 LidInterrupt();
864 }
865
866 disk_current_index = index;
867 return true;
868}
869
870static unsigned int disk_get_num_images(void)
871{
51ba7408 872 return disk_count;
23ea11bd 873}
874
875static bool disk_replace_image_index(unsigned index,
876 const struct retro_game_info *info)
877{
878 char *old_fname;
879 bool ret = true;
880
881 if (index >= sizeof(disks) / sizeof(disks[0]))
882 return false;
883
884 old_fname = disks[index].fname;
885 disks[index].fname = NULL;
886 disks[index].internal_index = 0;
887
888 if (info != NULL) {
889 disks[index].fname = strdup(info->path);
890 if (index == disk_current_index)
891 ret = disk_set_image_index(index);
892 }
893
894 if (old_fname != NULL)
895 free(old_fname);
896
897 return ret;
898}
899
900static bool disk_add_image_index(void)
901{
51ba7408
T		 902 if (disk_count >= 8)
903 return false;
904
905 disk_count++;
23ea11bd 906 return true;
907}
908
909static struct retro_disk_control_callback disk_control = {
910 .set_eject_state = disk_set_eject_state,
911 .get_eject_state = disk_get_eject_state,
912 .get_image_index = disk_get_image_index,
913 .set_image_index = disk_set_image_index,
914 .get_num_images = disk_get_num_images,
915 .replace_image_index = disk_replace_image_index,
916 .add_image_index = disk_add_image_index,
917};
918
9fba39a9
T		 919// just in case, maybe a win-rt port in the future?
920#ifdef _WIN32
921#define SLASH '\\'
922#else
923#define SLASH '/'
924#endif
925
9096ba88 926#ifndef PATH_MAX
927#define PATH_MAX 4096
928#endif
929
9fba39a9
T		 930static char base_dir[PATH_MAX];
931
932static bool read_m3u(const char *file)
933{
934 char line[PATH_MAX];
935 char name[PATH_MAX];
9fba39a9
T		 936 FILE *f = fopen(file, "r");
937 if (!f)
938 return false;
939
51ba7408 940 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 941 if (line[0] == '#')
942 continue;
943 char *carrige_return = strchr(line, '\r');
944 if (carrige_return)
945 *carrige_return = '\0';
946 char *newline = strchr(line, '\n');
947 if (newline)
948 *newline = '\0';
949
950 if (line[0] != '\0')
951 {
952 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 953 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 954 }
955 }
956
957 fclose(f);
51ba7408 958 return (disk_count != 0);
9fba39a9
T		 959}
960
961static void extract_directory(char *buf, const char *path, size_t size)
962{
963 char *base;
964 strncpy(buf, path, size - 1);
965 buf[size - 1] = '\0';
966
967 base = strrchr(buf, '/');
968 if (!base)
969 base = strrchr(buf, '\\');
970
971 if (base)
972 *base = '\0';
973 else
974 {
975 buf[0] = '.';
976 buf[1] = '\0';
977 }
978}
979
003cfc63 980#if defined(__QNX__) || defined(_WIN32)
41294f4d 981/* Blackberry QNX doesn't have strcasestr */
982
983/*
984 * Find the first occurrence of find in s, ignore case.
985 */
986char *
987strcasestr(const char *s, const char*find)
988{
989 char c, sc;
990 size_t len;
991
992 if ((c = *find++) != 0) {
993 c = tolower((unsigned char)c);
994 len = strlen(find);
995 do {
996 do {
997 if ((sc = *s++) == 0)
998 return (NULL);
999 } while ((char)tolower((unsigned char)sc) != c);
1000 } while (strncasecmp(s, find, len) != 0);
1001 s--;
1002 }
1003 return ((char *)s);
1004}
1005#endif
1006
38c2028e 1007bool retro_load_game(const struct retro_game_info *info)
1008{
23ea11bd 1009 size_t i;
9fba39a9
T		 1010 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1011
e3f8313f 1012 struct retro_input_descriptor desc[] = {
1013 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1014 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1015 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1016 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1017 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1018 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1019 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1020 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1021 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1022 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1023 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1024 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1025 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1026 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1027 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1028 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1029 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1030 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1031 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1032 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1033
e3f8313f 1034
1035 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1036 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1037 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1038 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1039 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1040 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1041 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1042 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1043 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1044 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1045 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1046 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1047 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1048 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1049 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1050 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1051 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1052 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1053 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1054 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1055
1056 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1057 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1058 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1059 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1060 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1061 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1062 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1063 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1064 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1065 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1066 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1067 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1068 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1069 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1070 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1071 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1072 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1073 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1074 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1075 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1076
1077 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1078 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1079 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1080 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1081 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1082 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1083 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1084 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1085 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1086 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1087 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1088 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1089 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1090 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1091 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1092 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1093 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1094 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1095 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1096 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1097
1098 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1099 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1100 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1101 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1102 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1103 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1104 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1105 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1106 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1107 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1108 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1109 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1110 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1111 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1112 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1113 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1114 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1115 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1116 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1117 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1118
1119 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1120 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1121 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1122 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1123 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1124 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1125 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1126 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1127 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1128 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1129 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1130 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1131 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1132 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1133 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1134 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1135 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1136 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1137 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1138 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1139
1140 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1141 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1142 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1143 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1144 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1145 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1146 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1147 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1148 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1149 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1150 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1151 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1152 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1153 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1154 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1155 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1156 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1157 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1158 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1159 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1160
1161 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1162 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1163 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1164 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1165 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1166 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1167 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1168 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1169 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1170 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1171 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1172 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1173 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1174 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1175 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1176 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1177 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1178 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1179 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1180 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1181
1182 { 0 },
1183 };
1184
1185 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1186
46aa5b98 1187#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1188 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1189 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1190 SysPrintf("RGB565 supported, using it\n");
c19aba43 1191 }
46aa5b98 1192#endif
c19aba43 1193
23ea11bd 1194 if (info == NULL || info->path == NULL) {
1195 SysPrintf("info->path required\n");
1196 return false;
1197 }
1198
38c2028e 1199 if (plugins_opened) {
1200 ClosePlugins();
1201 plugins_opened = 0;
1202 }
1203
23ea11bd 1204 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1205 if (disks[i].fname != NULL) {
1206 free(disks[i].fname);
1207 disks[i].fname = NULL;
1208 }
1209 disks[i].internal_index = 0;
1210 }
1211
1212 disk_current_index = 0;
9fba39a9
T		 1213 extract_directory(base_dir, info->path, sizeof(base_dir));
1214
1215 if (is_m3u) {
1216 if (!read_m3u(info->path)) {
1217 SysPrintf("failed to read m3u file\n");
1218 return false;
1219 }
51ba7408
T		 1220 } else {
1221 disk_count = 1;
9fba39a9 1222 disks[0].fname = strdup(info->path);
51ba7408 1223 }
23ea11bd 1224
1225 set_cd_image(disks[0].fname);
38c2028e 1226
1227 /* have to reload after set_cd_image for correct cdr plugin */
1228 if (LoadPlugins() == -1) {
f29fbd53 1229 SysPrintf("failed to load plugins\n");
38c2028e 1230 return false;
1231 }
1232
1233 plugins_opened = 1;
1234 NetOpened = 0;
1235
1236 if (OpenPlugins() == -1) {
f29fbd53 1237 SysPrintf("failed to open plugins\n");
38c2028e 1238 return false;
1239 }
1240
1241 plugin_call_rearmed_cbs();
19a784e6 1242 dfinput_activate();
38c2028e 1243
1244 Config.PsxAuto = 1;
1245 if (CheckCdrom() == -1) {
f29fbd53 1246 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
38c2028e 1247 return false;
1248 }
1249
1250 SysReset();
1251
1252 if (LoadCdrom() == -1) {
f29fbd53 1253 SysPrintf("could not load CD-ROM!\n");
38c2028e 1254 return false;
1255 }
79f216e3 1256 emu_on_new_cd(0);
38c2028e 1257
23ea11bd 1258 // multidisk images
9fba39a9 1259 if (!is_m3u) {
51ba7408 1260 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1261 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1262 disks[i].fname = strdup(info->path);
1263 disks[i].internal_index = i;
1264 }
23ea11bd 1265 }
1266
38c2028e 1267 return true;
1268}
1269
38c2028e 1270unsigned retro_get_region(void)
1271{
17f84149 1272 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1273}
1274
1275void *retro_get_memory_data(unsigned id)
1276{
b40a83db
T		 1277 if (id == RETRO_MEMORY_SAVE_RAM)
1278 return Mcd1Data;
1279 else
1280 return NULL;
38c2028e 1281}
1282
1283size_t retro_get_memory_size(unsigned id)
1284{
b40a83db
T		 1285 if (id == RETRO_MEMORY_SAVE_RAM)
1286 return MCD_SIZE;
1287 else
1288 return 0;
38c2028e 1289}
1290
1291void retro_reset(void)
1292{
d9e77039 1293 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1294 rebootemu = 1;
1295 //SysReset();
38c2028e 1296}
1297
1298static const unsigned short retro_psx_map[] = {
1299 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1300 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1301 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1302 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1303 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1304 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1305 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1306 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1307 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1308 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1309 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1310 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1311 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1312 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1313 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1314 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1315};
1316#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1317
805fe9bc 1318static void update_variables(bool in_flight)
e268a47e 1319{
e268a47e 1320 struct retro_variable var;
6cdf212f 1321 int i;
ace14ab3 1322
e268a47e 1323 var.value = NULL;
4e477065 1324 var.key = "pcsx_rearmed_frameskip";
7d68d030 1325 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1326 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1327
1328 var.value = NULL;
4e477065 1329 var.key = "pcsx_rearmed_region";
9f5a28d9 1330 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1331 {
1332 Config.PsxAuto = 0;
1333 if (strcmp(var.value, "Automatic") == 0)
1334 Config.PsxAuto = 1;
1335 else if (strcmp(var.value, "NTSC") == 0)
1336 Config.PsxType = 0;
1337 else if (strcmp(var.value, "PAL") == 0)
1338 Config.PsxType = 1;
1339 }
4615b075 1340
6cdf212f 1341 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1342 update_controller_port_variable(i);
61c4962a 1343
30d43b8a 1344 update_multitap();
61c4962a 1345
70fb8fe7 1346 var.value = NULL;
1347 var.key = "pcsx_rearmed_vibration";
1348
1349 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1350 {
1351 if (strcmp(var.value, "disabled") == 0)
1352 in_enable_vibration = 0;
1353 else if (strcmp(var.value, "enabled") == 0)
1354 in_enable_vibration = 1;
1355 }
1356
7d68d030 1357#ifdef __ARM_NEON__
9f5a28d9 1358 var.value = "NULL";
55e5626b 1359 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1360
1361 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1362 {
1363 if (strcmp(var.value, "disabled") == 0)
1364 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1365 else if (strcmp(var.value, "enabled") == 0)
1366 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1367 }
1368
7d68d030 1369 var.value = NULL;
55e5626b 1370 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1371
1372 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1373 {
1374 if (strcmp(var.value, "disabled") == 0)
1375 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1376 else if (strcmp(var.value, "enabled") == 0)
1377 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1378 }
354329fa 1379
1380 var.value = NULL;
55e5626b 1381 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 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_neon.enhancement_no_main = 0;
1387 else if (strcmp(var.value, "enabled") == 0)
1388 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1389 }
094ec204 1390#endif
0e5a7b7d 1391
1392 var.value = "NULL";
1393 var.key = "pcsx_rearmed_duping_enable";
1394
1395 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1396 {
0a6520c3 1397 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1398 duping_enable = false;
0a6520c3 1399 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1400 duping_enable = true;
1401 }
1402
48f615ba 1403#ifndef DRC_DISABLE
1404 var.value = NULL;
4e477065 1405 var.key = "pcsx_rearmed_drc";
48f615ba 1406
1407 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1408 {
1409 R3000Acpu *prev_cpu = psxCpu;
1410
fc99395c 1411#ifdef _3DS
f72db18e 1412 if(!__ctr_svchax)
fc99395c 1413 Config.Cpu = CPU_INTERPRETER;
1414 else
1415#endif
48f615ba 1416 if (strcmp(var.value, "disabled") == 0)
1417 Config.Cpu = CPU_INTERPRETER;
1418 else if (strcmp(var.value, "enabled") == 0)
1419 Config.Cpu = CPU_DYNAREC;
1420
1421 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1422 if (psxCpu != prev_cpu) {
1423 prev_cpu->Shutdown();
1424 psxCpu->Init();
1425 psxCpu->Reset(); // not really a reset..
1426 }
1427 }
1428#endif
805fe9bc 1429
01394a7f 1430 var.value = "NULL";
1431 var.key = "pcsx_rearmed_spu_reverb";
1432
1433 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1434 {
0a6520c3 1435 if (strcmp(var.value, "disabled") == 0)
01394a7f 1436 spu_config.iUseReverb = false;
0a6520c3 1437 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1438 spu_config.iUseReverb = true;
1439 }
1440
1441 var.value = "NULL";
1442 var.key = "pcsx_rearmed_spu_interpolation";
1443
1444 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1445 {
1446 if (strcmp(var.value, "simple") == 0)
1447 spu_config.iUseInterpolation = 1;
1448 else if (strcmp(var.value, "gaussian") == 0)
1449 spu_config.iUseInterpolation = 2;
1450 else if (strcmp(var.value, "cubic") == 0)
1451 spu_config.iUseInterpolation = 3;
1452 else if (strcmp(var.value, "off") == 0)
1453 spu_config.iUseInterpolation = 0;
1454 }
1455
b3480be8 1456 var.value = "NULL";
1457 var.key = "pcsx_rearmed_pe2_fix";
1458
1459 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1460 {
1461 if (strcmp(var.value, "disabled") == 0)
1462 Config.RCntFix = 0;
1463 else if (strcmp(var.value, "enabled") == 0)
1464 Config.RCntFix = 1;
1465 }
ace14ab3 1466
b3480be8 1467 var.value = "NULL";
1468 var.key = "pcsx_rearmed_inuyasha_fix";
1469
1470 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1471 {
1472 if (strcmp(var.value, "disabled") == 0)
1473 Config.VSyncWA = 0;
1474 else if (strcmp(var.value, "enabled") == 0)
1475 Config.VSyncWA = 1;
1476 }
1477
32ab9e53
TJ		 1478 if (in_flight) {
1479 // inform core things about possible config changes
1480 plugin_call_rearmed_cbs();
805fe9bc 1481
32ab9e53
TJ		 1482 if (GPU_open != NULL && GPU_close != NULL) {
1483 GPU_close();
1484 GPU_open(&gpuDisp, "PCSX", NULL);
1485 }
805fe9bc 1486
32ab9e53
TJ		 1487 dfinput_activate();
1488 }
b580cc4f 1489 else{
1490 //not yet running
1491
1492 //bootlogo display hack
1493 if (found_bios) {
1494 var.value = "NULL";
1495 var.key = "pcsx_rearmed_show_bios_bootlogo";
1496 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1497 {
0a6520c3 1498 if (strcmp(var.value, "enabled") == 0)
b580cc4f 1499 rebootemu = 1;
1500 }
1501 }
1502 }
e268a47e 1503}
1504
ce098e12
NR		 1505static int min(int a, int b)
1506{
1507 return a < b ? a : b;
1508}
1509
ace14ab3 1510void retro_run(void)
38c2028e 1511{
3b1a5e21 1512 int i;
d9e77039 1513 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1514 if(rebootemu != 0){
1515 rebootemu = 0;
1516 SysReset();
1517 }
38c2028e 1518
1519 input_poll_cb();
e268a47e 1520
805fe9bc 1521 bool updated = false;
1522 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1523 update_variables(true);
e268a47e 1524
3b1a5e21 1525 // reset all keystate, query libretro for keystate
61c4962a 1526 int j;
3c0fb554 1527 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1528 in_keystate[i] = 0;
3c0fb554
AP		 1529
1530 if (in_type[i] == PSE_PAD_TYPE_NONE)
1531 continue;
1532
3b1a5e21 1533 // query libretro for keystate
1534 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
61c4962a 1535 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1536 in_keystate[i] |= retro_psx_map[j];
56abf614 1537
1538 if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1539 {
ce098e12
NR		 1540 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);
1541 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);
1542 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);
1543 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 1544 }
61c4962a 1545 }
e8d96071 1546
38c2028e 1547 stop = 0;
1548 psxCpu->Execute();
1549
65a0505f 1550 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1551 vout_width, vout_height, vout_width * 2);
70d56ca3 1552 vout_fb_dirty = 0;
38c2028e 1553}
1554
74ebc05b 1555static bool try_use_bios(const char *path)
1556{
1557 FILE *f;
1558 long size;
1559 const char *name;
1560
1561 f = fopen(path, "rb");
1562 if (f == NULL)
1563 return false;
1564
1565 fseek(f, 0, SEEK_END);
1566 size = ftell(f);
1567 fclose(f);
1568
1569 if (size != 512 * 1024)
1570 return false;
1571
1572 name = strrchr(path, SLASH);
1573 if (name++ == NULL)
1574 name = path;
1575 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1576 return true;
1577}
1578
c4052f4d 1579#ifndef VITA
74ebc05b 1580#include <sys/types.h>
1581#include <dirent.h>
1582
1583static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1584{
1585 DIR *dir;
1586 struct dirent *ent;
1587 bool ret = false;
1588
1589 dir = opendir(dirpath);
1590 if (dir == NULL)
1591 return false;
1592
1593 while ((ent = readdir(dir))) {
1594 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1595 continue;
1596
1597 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1598 ret = try_use_bios(path);
1599 if (ret)
1600 break;
1601 }
1602 closedir(dir);
1603 return ret;
1604}
1605#else
1606#define find_any_bios(...) false
1607#endif
1608
11813b9d 1609static void check_system_specs(void)
1610{
1611 unsigned level = 6;
1612 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1613}
1614
38c2028e 1615void retro_init(void)
1616{
1617 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1618 const char *dir;
1619 char path[256];
1e1cccd9 1620 int i, ret;
b580cc4f 1621
1622 found_bios = false;
38c2028e 1623
d148d265 1624#ifdef __MACH__
1625 // magic sauce to make the dynarec work on iOS
1626 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
1627#endif
1628
fc99395c 1629#ifdef _3DS
fc99395c 1630 psxMapHook = pl_3ds_mmap;
1631 psxUnmapHook = pl_3ds_munmap;
1a5fd794 1632#endif
1633#ifdef VITA
73081f23
FJGG		 1634 if(init_vita_mmap()<0)
1635 abort();
1a5fd794 1636 psxMapHook = pl_vita_mmap;
1637 psxUnmapHook = pl_vita_munmap;
fc99395c 1638#endif
38c2028e 1639 ret = emu_core_preinit();
73081f23 1640#ifdef _3DS
e4d84733 1641 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 1642 if(!__ctr_svchax)
e4d84733 1643 Config.Cpu = CPU_INTERPRETER;
1644#endif
73081f23 1645
38c2028e 1646 ret |= emu_core_init();
1647 if (ret != 0) {
f29fbd53 1648 SysPrintf("PCSX init failed.\n");
38c2028e 1649 exit(1);
1650 }
1651
0b7f536b 1652#ifdef _3DS
1653 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
1654#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 1655 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 1656#else
1657 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1658#endif
65a0505f
FJGG		 1659
1660 vout_buf_ptr = vout_buf;
1661
38c2028e 1662 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1663 {
fc99395c 1664 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
38c2028e 1665
1666 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1667 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
74ebc05b 1668 found_bios = try_use_bios(path);
1669 if (found_bios)
38c2028e 1670 break;
38c2028e 1671 }
74ebc05b 1672
1673 if (!found_bios)
1674 found_bios = find_any_bios(dir, path, sizeof(path));
38c2028e 1675 }
74ebc05b 1676 if (found_bios) {
f29fbd53 1677 SysPrintf("found BIOS file: %s\n", Config.Bios);
38c2028e 1678 }
1679 else
74ebc05b 1680 {
f29fbd53 1681 SysPrintf("no BIOS files found.\n");
ace14ab3 1682 struct retro_message msg =
74ebc05b 1683 {
1684 "no BIOS found, expect bugs!",
1685 180
1686 };
1687 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1688 }
38c2028e 1689
1a6164a1 1690 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 1691 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
4e477065 1692 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1a6164a1 1693
5ca2ec64 1694 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1695 * we have to do this because cache misses and some IO penalties
1696 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 1697 cycle_multiplier = 175;
ace14ab3 1698#ifdef HAVE_PRE_ARMV7
5ca2ec64 1699 cycle_multiplier = 200;
1700#endif
46b3a2fc 1701 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 1702 spu_config.iUseFixedUpdates = 1;
5ca2ec64 1703
f9f60dae
TK		 1704 McdDisable[0] = 0;
1705 McdDisable[1] = 1;
7df396ea 1706 init_memcard(Mcd1Data);
76e889bc 1707 init_memcard(Mcd2Data);
6e921e1d 1708
1709 SaveFuncs.open = save_open;
1710 SaveFuncs.read = save_read;
1711 SaveFuncs.write = save_write;
1712 SaveFuncs.seek = save_seek;
1713 SaveFuncs.close = save_close;
e268a47e 1714
805fe9bc 1715 update_variables(false);
32ab9e53 1716 check_system_specs();
38c2028e 1717}
1718
1719void retro_deinit(void)
1720{
1721 SysClose();
0b7f536b 1722#ifdef _3DS
1723 linearFree(vout_buf);
1724#else
38c2028e 1725 free(vout_buf);
0b7f536b 1726#endif
38c2028e 1727 vout_buf = NULL;
d8f2e2d8
SL		 1728
1729#ifdef VITA
73081f23 1730 deinit_vita_mmap();
d8f2e2d8 1731#endif
38c2028e 1732}
c4052f4d 1733
1734#ifdef VITA
1735#include <psp2/kernel/threadmgr.h>
1736int usleep (unsigned long us)
1737{
1738 sceKernelDelayThread(us);
1739}
1740#endif
ARM optimized PCSX fork