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Add enhanced core options
[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"
f422f444 25#include "../libpcsxcore/r3000a.h"
07c13dfd 26#include "../plugins/dfsound/out.h"
01394a7f 27#include "../plugins/dfsound/spu_config.h"
805fe9bc 28#include "../plugins/dfinput/externals.h"
c82f907a 29#include "cspace.h"
38c2028e 30#include "main.h"
b12cce74 31#include "menu.h"
38c2028e 32#include "plugin.h"
33#include "plugin_lib.h"
ace14ab3 34#include "arm_features.h"
38c2028e 35#include "revision.h"
919cac88 36
37#include <libretro.h>
38#include "libretro_core_options.h"
38c2028e 39
fc99395c 40#ifdef _3DS
fc99395c 41#include "3ds/3ds_utils.h"
fc99395c 42#endif
43
8136cafb
AP		 44#define PORTS_NUMBER 8
45
a9bb0712 46#ifndef MIN
47#define MIN(a, b) ((a) < (b) ? (a) : (b))
48#endif
49
8741f7a2 50#ifndef MAX
51#define MAX(a, b) ((a) > (b) ? (a) : (b))
52#endif
53
47624ecf 54#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
55
2df7fcac
BP		 56#define INTERNAL_FPS_SAMPLE_PERIOD 64
57
726da67c 58//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 59static int rebootemu = 0;
726da67c 60
38c2028e 61static retro_video_refresh_t video_cb;
62static retro_input_poll_t input_poll_cb;
63static retro_input_state_t input_state_cb;
64static retro_environment_t environ_cb;
65static retro_audio_sample_batch_t audio_batch_cb;
79f29e0a 66static retro_set_rumble_state_t rumble_cb;
b2aef321 67static struct retro_log_callback logging;
68static retro_log_printf_t log_cb;
38c2028e 69
70static void *vout_buf;
65a0505f 71static void * vout_buf_ptr;
70d56ca3 72static int vout_width, vout_height;
73static int vout_doffs_old, vout_fb_dirty;
1a6164a1 74static bool vout_can_dupe;
0e5a7b7d 75static bool duping_enable;
b580cc4f 76static bool found_bios;
2df7fcac
BP		 77static bool display_internal_fps = false;
78static unsigned frame_count = 0;
6fbd15c8 79static bool libretro_supports_bitmasks = false;
70d56ca3 80
4ce3bd43
VP		 81static unsigned previous_width = 0;
82static unsigned previous_height = 0;
83
38c2028e 84static int plugins_opened;
17f84149 85static int is_pal_mode;
38c2028e 86
f9f60dae
TK		 87/* memory card data */
88extern char Mcd1Data[MCD_SIZE];
76e889bc 89extern char Mcd2Data[MCD_SIZE];
f9f60dae 90extern char McdDisable[2];
38c2028e 91
92/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 93int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
94 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
95 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
96 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
61c4962a 97int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
98int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 99unsigned short in_keystate[PORTS_NUMBER];
29f3675b 100int multitap1 = 0;
101int multitap2 = 0;
4e477065 102int in_enable_vibration = 1;
38c2028e 103
e1442c48 104// NegCon adjustment parameters
105// > The NegCon 'twist' action is somewhat awkward when mapped
106// to a standard analog stick -> user should be able to tweak
107// response/deadzone for comfort
108// > When response is linear, 'additional' deadzone (set here)
109// may be left at zero, since this is normally handled via in-game
110// options menus
111// > When response is non-linear, deadzone should be set to match the
112// controller being used (otherwise precision may be lost)
113// > negcon_linearity:
114// - 1: Response is linear - recommended when using racing wheel
115// peripherals, not recommended for standard gamepads
116// - 2: Response is quadratic - optimal setting for gamepads
117// - 3: Response is cubic - enables precise fine control, but
118// difficult to use...
119#define NEGCON_RANGE 0x7FFF
120static int negcon_deadzone = 0;
121static int negcon_linearity = 1;
122
805fe9bc 123/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
124#define VOUT_MAX_WIDTH 1024
125#define VOUT_MAX_HEIGHT 512
126
646a63e4 127//Dummy functions
128bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
129void retro_unload_game(void){}
130static int vout_open(void){return 0;}
131static void vout_close(void){}
132static int snd_init(void){return 0;}
133static void snd_finish(void){}
134static int snd_busy(void){return 0;}
135
7df396ea
TK		 136static void init_memcard(char *mcd_data)
137{
138 unsigned off = 0;
139 unsigned i;
140
141 memset(mcd_data, 0, MCD_SIZE);
142
143 mcd_data[off++] = 'M';
144 mcd_data[off++] = 'C';
145 off += 0x7d;
146 mcd_data[off++] = 0x0e;
147
148 for (i = 0; i < 15; i++) {
149 mcd_data[off++] = 0xa0;
150 off += 0x07;
151 mcd_data[off++] = 0xff;
152 mcd_data[off++] = 0xff;
153 off += 0x75;
154 mcd_data[off++] = 0xa0;
155 }
156
157 for (i = 0; i < 20; i++) {
158 mcd_data[off++] = 0xff;
159 mcd_data[off++] = 0xff;
160 mcd_data[off++] = 0xff;
161 mcd_data[off++] = 0xff;
162 off += 0x04;
163 mcd_data[off++] = 0xff;
164 mcd_data[off++] = 0xff;
165 off += 0x76;
166 }
167}
168
49c61096 169static void set_vout_fb()
38c2028e 170{
6558949c
FJGG		 171 struct retro_framebuffer fb = {0};
172
173 fb.width = vout_width;
174 fb.height = vout_height;
175 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
176
6558949c 177 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
49c61096
G		 178 vout_buf_ptr = (uint16_t*)fb.data;
179 else
180 vout_buf_ptr = vout_buf;
181}
6558949c 182
49c61096
G		 183static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
184{
185 vout_width = w;
186 vout_height = h;
187
4ce3bd43
VP		 188 if (previous_width != vout_width || previous_height != vout_height)
189 {
190 previous_width = vout_width;
191 previous_height = vout_height;
192
d3c41e5e
VP		 193 SysPrintf("setting mode width: %d height %d\n", vout_width, vout_height);
194
195 struct retro_system_av_info info;
196 retro_get_system_av_info(&info);
197 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
4ce3bd43 198 }
d3c41e5e 199
49c61096 200 set_vout_fb();
38c2028e 201}
202
cc4f9b70 203#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 204static void convert(void *buf, size_t bytes)
38c2028e 205{
206 unsigned int i, v, *p = buf;
207
9c59f120 208 for (i = 0; i < bytes / 4; i++) {
38c2028e 209 v = p[i];
210 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
211 }
212}
46aa5b98 213#endif
38c2028e 214
fa56d360 215static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 216{
65a0505f 217 unsigned short *dest = vout_buf_ptr;
fa56d360 218 const unsigned short *src = vram;
70d56ca3 219 int dstride = vout_width, h1 = h;
220 int doffs;
38c2028e 221
fa56d360 222 if (vram == NULL) {
223 // blanking
65a0505f 224 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 225 goto out;
226 }
227
70d56ca3 228 doffs = (vout_height - h) * dstride;
229 doffs += (dstride - w) / 2 & ~1;
230 if (doffs != vout_doffs_old) {
231 // clear borders
65a0505f 232 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 233 vout_doffs_old = doffs;
234 }
235 dest += doffs;
236
fa56d360 237 if (bgr24)
238 {
239 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
240 for (; h1-- > 0; dest += dstride, src += stride)
241 {
242 bgr888_to_rgb565(dest, src, w * 3);
243 }
244 }
245 else
246 {
247 for (; h1-- > 0; dest += dstride, src += stride)
248 {
249 bgr555_to_rgb565(dest, src, w * 2);
250 }
251 }
38c2028e 252
fa56d360 253out:
46aa5b98 254#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 255 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 256#endif
70d56ca3 257 vout_fb_dirty = 1;
fa56d360 258 pl_rearmed_cbs.flip_cnt++;
38c2028e 259}
260
fc99395c 261#ifdef _3DS
262typedef struct
263{
264 void* buffer;
265 uint32_t target_map;
266 size_t size;
267 enum psxMapTag tag;
268}psx_map_t;
269
270psx_map_t custom_psx_maps[] = {
271 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
272 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
273 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
274 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
275 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
276};
277
278void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
279 enum psxMapTag tag)
280{
281 (void)is_fixed;
282 (void)addr;
283
f72db18e 284 if (__ctr_svchax)
fc99395c 285 {
286 psx_map_t* custom_map = custom_psx_maps;
287
288 for (; custom_map->size; custom_map++)
289 {
290 if ((custom_map->size == size) && (custom_map->tag == tag))
291 {
292 uint32_t ptr_aligned, tmp;
293
294 custom_map->buffer = malloc(size + 0x1000);
295 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
296
f72db18e 297 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 298 {
299 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
300 exit(1);
301 }
302
303 return (void*)custom_map->target_map;
304 }
305 }
306 }
307
308 return malloc(size);
309}
310
311void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 312{
fc99395c 313 (void)tag;
314
f72db18e 315 if (__ctr_svchax)
fc99395c 316 {
317 psx_map_t* custom_map = custom_psx_maps;
318
319 for (; custom_map->size; custom_map++)
320 {
321 if ((custom_map->target_map == (uint32_t)ptr))
322 {
323 uint32_t ptr_aligned, tmp;
324
325 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
326
f72db18e 327 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 328
329 free(custom_map->buffer);
330 custom_map->buffer = NULL;
331 return;
332 }
333 }
334 }
335
336 free(ptr);
337}
338#endif
339
1a5fd794 340#ifdef VITA
341typedef struct
342{
343 void* buffer;
344 uint32_t target_map;
345 size_t size;
346 enum psxMapTag tag;
347}psx_map_t;
348
73081f23
FJGG		 349void* addr = NULL;
350
1a5fd794 351psx_map_t custom_psx_maps[] = {
352 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
353 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
354 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
355 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
356 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
357};
358
73081f23
FJGG		 359int init_vita_mmap(){
360 int n;
848b806c 361 void * tmpaddr;
73081f23
FJGG		 362 addr = malloc(64*1024*1024);
363 if(addr==NULL)
364 return -1;
848b806c
FJGG		 365 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
366 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
367 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
368 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
369 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
370 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 371#if 0
372 for(n = 0; n < 5; n++){
373 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
374 }
375#endif
376 return 0;
377}
378
379void deinit_vita_mmap(){
380 free(addr);
381}
382
1a5fd794 383void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
384 enum psxMapTag tag)
385{
386 (void)is_fixed;
387 (void)addr;
388
389
390 psx_map_t* custom_map = custom_psx_maps;
391
392 for (; custom_map->size; custom_map++)
393 {
394 if ((custom_map->size == size) && (custom_map->tag == tag))
395 {
1a5fd794 396 return custom_map->buffer;
397 }
398 }
399
400
401 return malloc(size);
402}
403
404void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
405{
406 (void)tag;
407
408 psx_map_t* custom_map = custom_psx_maps;
409
410 for (; custom_map->size; custom_map++)
411 {
412 if ((custom_map->buffer == ptr))
413 {
1a5fd794 414 return;
415 }
416 }
417
418 free(ptr);
419}
420#endif
421
fc99395c 422static void *pl_mmap(unsigned int size)
ace14ab3 423{
87e5b45f 424 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 425}
426
427static void pl_munmap(void *ptr, unsigned int size)
428{
87e5b45f 429 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 430}
431
38c2028e 432struct rearmed_cbs pl_rearmed_cbs = {
433 .pl_vout_open = vout_open,
434 .pl_vout_set_mode = vout_set_mode,
435 .pl_vout_flip = vout_flip,
436 .pl_vout_close = vout_close,
cc56203b 437 .mmap = pl_mmap,
438 .munmap = pl_munmap,
38c2028e 439 /* from psxcounters */
440 .gpu_hcnt = &hSyncCount,
441 .gpu_frame_count = &frame_counter,
442};
443
444void pl_frame_limit(void)
445{
446 /* called once per frame, make psxCpu->Execute() above return */
447 stop = 1;
448}
449
450void pl_timing_prepare(int is_pal)
451{
17f84149 452 is_pal_mode = is_pal;
38c2028e 453}
454
d71c7095 455void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 456{
79f29e0a 457 if (!rumble_cb)
458 return;
459
460 if (in_enable_vibration)
70fb8fe7 461 {
79f29e0a 462 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
463 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
70fb8fe7 464 }
38c2028e 465}
466
e4c83ca6 467void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 468{
469}
470
471/* sound calls */
07c13dfd 472static void snd_feed(void *buf, int bytes)
38c2028e 473{
db126209 474 if (audio_batch_cb != NULL)
475 audio_batch_cb(buf, bytes / 4);
38c2028e 476}
477
07c13dfd 478void out_register_libretro(struct out_driver *drv)
479{
480 drv->name = "libretro";
481 drv->init = snd_init;
482 drv->finish = snd_finish;
483 drv->busy = snd_busy;
484 drv->feed = snd_feed;
485}
486
38c2028e 487/* libretro */
e268a47e 488void retro_set_environment(retro_environment_t cb)
489{
e268a47e 490 environ_cb = cb;
491
919cac88 492 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
493 log_cb = logging.log;
494
495 libretro_set_core_options(environ_cb);
e268a47e 496}
497
38c2028e 498void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
499void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
500void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
501void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
502void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
503
504unsigned retro_api_version(void)
505{
506 return RETRO_API_VERSION;
507}
508
15504ca8 509static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 510{
511 if (port >= PORTS_NUMBER)
15504ca8 512 return 0;
8136cafb 513
15504ca8
AP		 514 if (!environ_cb)
515 return 0;
8136cafb 516
15504ca8 517 var->value = NULL;
a06f5a70
AP		 518 switch (port) {
519 case 0:
15504ca8 520 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 521 break;
522 case 1:
15504ca8 523 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 524 break;
525 case 2:
15504ca8 526 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 527 break;
528 case 3:
15504ca8 529 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 530 break;
531 case 4:
15504ca8 532 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 533 break;
534 case 5:
15504ca8 535 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 536 break;
537 case 6:
15504ca8 538 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 539 break;
540 case 7:
15504ca8 541 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 542 break;
543 }
544
15504ca8
AP		 545 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
546}
547
548static void update_controller_port_variable(unsigned port)
549{
550 if (port >= PORTS_NUMBER)
551 return;
552
553 struct retro_variable var;
554
555 if (controller_port_variable(port, &var))
8136cafb 556 {
3c0fb554 557 if (strcmp(var.value, "standard") == 0)
8342a300 558 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 559 else if (strcmp(var.value, "analog") == 0)
de95fedd
S		 560 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
561 else if (strcmp(var.value, "dualshock") == 0)
8342a300 562 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 563 else if (strcmp(var.value, "negcon") == 0)
8342a300 564 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 565 else if (strcmp(var.value, "none") == 0)
8342a300 566 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 567 // else 'default' case, do nothing
3dc2e39e 568 }
15504ca8 569}
3dc2e39e 570
15504ca8
AP		 571static void update_controller_port_device(unsigned port, unsigned device)
572{
573 if (port >= PORTS_NUMBER)
574 return;
575
576 struct retro_variable var;
577
578 if (!controller_port_variable(port, &var))
579 return;
580
581 if (strcmp(var.value, "default") != 0)
582 return;
583
584 switch (device)
585 {
586 case RETRO_DEVICE_JOYPAD:
587 in_type[port] = PSE_PAD_TYPE_STANDARD;
588 break;
589 case RETRO_DEVICE_ANALOG:
590 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
591 break;
592 case RETRO_DEVICE_MOUSE:
593 in_type[port] = PSE_PAD_TYPE_MOUSE;
594 break;
595 case RETRO_DEVICE_LIGHTGUN:
596 in_type[port] = PSE_PAD_TYPE_GUN;
597 break;
598 case RETRO_DEVICE_NONE:
599 default:
600 in_type[port] = PSE_PAD_TYPE_NONE;
601 }
8136cafb
AP		 602}
603
30d43b8a
AP		 604static void update_multitap()
605{
606 struct retro_variable var;
6cdf212f 607 int auto_case, port;
30d43b8a
AP		 608
609 var.value = NULL;
610 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 611 auto_case = 0;
612 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 613 {
614 if (strcmp(var.value, "enabled") == 0)
615 multitap1 = 1;
616 else if (strcmp(var.value, "disabled") == 0)
617 multitap1 = 0;
618 else // 'auto' case
3dc2e39e
AP		 619 auto_case = 1;
620 }
621 else
15504ca8 622 auto_case = 1;
3dc2e39e
AP		 623
624 if (auto_case)
625 {
626 // If a gamepad is plugged after port 2, we need a first multitap.
627 multitap1 = 0;
6cdf212f 628 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 629 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 630 }
631
632 var.value = NULL;
633 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 634 auto_case = 0;
635 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 636 {
637 if (strcmp(var.value, "enabled") == 0)
638 multitap2 = 1;
639 else if (strcmp(var.value, "disabled") == 0)
640 multitap2 = 0;
641 else // 'auto' case
3dc2e39e
AP		 642 auto_case = 1;
643 }
644 else
15504ca8 645 auto_case = 1;
3dc2e39e
AP		 646
647 if (auto_case)
648 {
649 // If a gamepad is plugged after port 4, we need a second multitap.
650 multitap2 = 0;
6cdf212f 651 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 652 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 653 }
654}
655
38c2028e 656void retro_set_controller_port_device(unsigned port, unsigned device)
657{
ace14ab3 658 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 659
660 if (port >= PORTS_NUMBER)
661 return;
662
663 update_controller_port_device(port, device);
664 update_multitap();
38c2028e 665}
666
667void retro_get_system_info(struct retro_system_info *info)
668{
669 memset(info, 0, sizeof(*info));
670 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 671#ifndef GIT_VERSION
672#define GIT_VERSION ""
673#endif
674 info->library_version = "r22" GIT_VERSION;
ce188d4d 675 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
38c2028e 676 info->need_fullpath = true;
677}
678
679void retro_get_system_av_info(struct retro_system_av_info *info)
680{
d3c41e5e
VP		 681
682 unsigned geom_height = vout_height > 0 ? vout_height : 240;
683 unsigned geom_width = vout_width > 0 ? vout_width : 320;
684
38c2028e 685 memset(info, 0, sizeof(*info));
17f84149 686 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 687 info->timing.sample_rate = 44100;
d3c41e5e
VP		 688 info->geometry.base_width = geom_width;
689 info->geometry.base_height = geom_height;
805fe9bc 690 info->geometry.max_width = VOUT_MAX_WIDTH;
691 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 692 info->geometry.aspect_ratio = 4.0 / 3.0;
693}
694
6e921e1d 695/* savestates */
ace14ab3 696size_t retro_serialize_size(void)
697{
03f55e6b 698 // it's currently 4380651-4397047 bytes,
699 // but have some reserved for future
700 return 0x440000;
6e921e1d 701}
702
703struct save_fp {
704 char *buf;
705 size_t pos;
706 int is_write;
707};
708
709static void *save_open(const char *name, const char *mode)
710{
711 struct save_fp *fp;
712
713 if (name == NULL || mode == NULL)
714 return NULL;
715
716 fp = malloc(sizeof(*fp));
717 if (fp == NULL)
718 return NULL;
719
720 fp->buf = (char *)name;
721 fp->pos = 0;
722 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
723
724 return fp;
725}
726
727static int save_read(void *file, void *buf, u32 len)
728{
729 struct save_fp *fp = file;
730 if (fp == NULL || buf == NULL)
731 return -1;
732
733 memcpy(buf, fp->buf + fp->pos, len);
734 fp->pos += len;
735 return len;
736}
737
738static int save_write(void *file, const void *buf, u32 len)
739{
740 struct save_fp *fp = file;
741 if (fp == NULL || buf == NULL)
742 return -1;
743
744 memcpy(fp->buf + fp->pos, buf, len);
745 fp->pos += len;
746 return len;
747}
748
749static long save_seek(void *file, long offs, int whence)
750{
751 struct save_fp *fp = file;
752 if (fp == NULL)
753 return -1;
754
755 switch (whence) {
756 case SEEK_CUR:
757 fp->pos += offs;
758 return fp->pos;
759 case SEEK_SET:
760 fp->pos = offs;
761 return fp->pos;
762 default:
763 return -1;
764 }
765}
766
767static void save_close(void *file)
768{
769 struct save_fp *fp = file;
770 size_t r_size = retro_serialize_size();
771 if (fp == NULL)
772 return;
773
774 if (fp->pos > r_size)
775 SysPrintf("ERROR: save buffer overflow detected\n");
776 else if (fp->is_write && fp->pos < r_size)
777 // make sure we don't save trash in leftover space
778 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
779 free(fp);
38c2028e 780}
781
782bool retro_serialize(void *data, size_t size)
ace14ab3 783{
6e921e1d 784 int ret = SaveState(data);
785 return ret == 0 ? true : false;
38c2028e 786}
787
788bool retro_unserialize(const void *data, size_t size)
789{
6e921e1d 790 int ret = LoadState(data);
791 return ret == 0 ? true : false;
38c2028e 792}
793
23ea11bd 794/* cheats */
38c2028e 795void retro_cheat_reset(void)
796{
6e921e1d 797 ClearAllCheats();
38c2028e 798}
799
800void retro_cheat_set(unsigned index, bool enabled, const char *code)
801{
6e921e1d 802 char buf[256];
803 int ret;
804
805 // cheat funcs are destructive, need a copy..
806 strncpy(buf, code, sizeof(buf));
807 buf[sizeof(buf) - 1] = 0;
5bf56268 808
47624ecf 809 //Prepare buffered cheat for PCSX's AddCheat fucntion.
810 int cursor=0;
811 int nonhexdec=0;
812 while (buf[cursor]){
813 if (!(ISHEXDEC)){
814 if (++nonhexdec%2){
815 buf[cursor]=' ';
816 } else {
817 buf[cursor]='\n';
818 }
819 }
820 cursor++;
821 }
5bf56268 822
6e921e1d 823
824 if (index < NumCheats)
825 ret = EditCheat(index, "", buf);
826 else
827 ret = AddCheat("", buf);
828
829 if (ret != 0)
830 SysPrintf("Failed to set cheat %#u\n", index);
831 else if (index < NumCheats)
832 Cheats[index].Enabled = enabled;
38c2028e 833}
834
23ea11bd 835/* multidisk support */
836static bool disk_ejected;
837static unsigned int disk_current_index;
51ba7408 838static unsigned int disk_count;
23ea11bd 839static struct disks_state {
840 char *fname;
841 int internal_index; // for multidisk eboots
842} disks[8];
843
844static bool disk_set_eject_state(bool ejected)
845{
846 // weird PCSX API..
847 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
848 LidInterrupt();
849
850 disk_ejected = ejected;
851 return true;
852}
853
854static bool disk_get_eject_state(void)
855{
856 /* can't be controlled by emulated software */
857 return disk_ejected;
858}
859
860static unsigned int disk_get_image_index(void)
861{
862 return disk_current_index;
863}
864
865static bool disk_set_image_index(unsigned int index)
866{
867 if (index >= sizeof(disks) / sizeof(disks[0]))
868 return false;
869
870 CdromId[0] = '\0';
871 CdromLabel[0] = '\0';
872
873 if (disks[index].fname == NULL) {
874 SysPrintf("missing disk #%u\n", index);
875 CDR_shutdown();
876
877 // RetroArch specifies "no disk" with index == count,
878 // so don't fail here..
879 disk_current_index = index;
880 return true;
881 }
882
883 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
884 disks[index].fname, disks[index].internal_index);
885
886 cdrIsoMultidiskSelect = disks[index].internal_index;
887 set_cd_image(disks[index].fname);
888 if (ReloadCdromPlugin() < 0) {
889 SysPrintf("failed to load cdr plugin\n");
890 return false;
891 }
892 if (CDR_open() < 0) {
893 SysPrintf("failed to open cdr plugin\n");
894 return false;
895 }
896
897 if (!disk_ejected) {
898 SetCdOpenCaseTime(time(NULL) + 2);
899 LidInterrupt();
900 }
901
902 disk_current_index = index;
903 return true;
904}
905
906static unsigned int disk_get_num_images(void)
907{
51ba7408 908 return disk_count;
23ea11bd 909}
910
911static bool disk_replace_image_index(unsigned index,
912 const struct retro_game_info *info)
913{
914 char *old_fname;
915 bool ret = true;
916
917 if (index >= sizeof(disks) / sizeof(disks[0]))
918 return false;
919
920 old_fname = disks[index].fname;
921 disks[index].fname = NULL;
922 disks[index].internal_index = 0;
923
924 if (info != NULL) {
925 disks[index].fname = strdup(info->path);
926 if (index == disk_current_index)
927 ret = disk_set_image_index(index);
928 }
929
930 if (old_fname != NULL)
931 free(old_fname);
932
933 return ret;
934}
935
936static bool disk_add_image_index(void)
937{
51ba7408
T		 938 if (disk_count >= 8)
939 return false;
940
941 disk_count++;
23ea11bd 942 return true;
943}
944
945static struct retro_disk_control_callback disk_control = {
946 .set_eject_state = disk_set_eject_state,
947 .get_eject_state = disk_get_eject_state,
948 .get_image_index = disk_get_image_index,
949 .set_image_index = disk_set_image_index,
950 .get_num_images = disk_get_num_images,
951 .replace_image_index = disk_replace_image_index,
952 .add_image_index = disk_add_image_index,
953};
954
9fba39a9
T		 955// just in case, maybe a win-rt port in the future?
956#ifdef _WIN32
957#define SLASH '\\'
958#else
959#define SLASH '/'
960#endif
961
9096ba88 962#ifndef PATH_MAX
963#define PATH_MAX 4096
964#endif
965
9fba39a9
T		 966static char base_dir[PATH_MAX];
967
968static bool read_m3u(const char *file)
969{
970 char line[PATH_MAX];
971 char name[PATH_MAX];
9fba39a9
T		 972 FILE *f = fopen(file, "r");
973 if (!f)
974 return false;
975
51ba7408 976 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 977 if (line[0] == '#')
978 continue;
979 char *carrige_return = strchr(line, '\r');
980 if (carrige_return)
981 *carrige_return = '\0';
982 char *newline = strchr(line, '\n');
983 if (newline)
984 *newline = '\0';
985
986 if (line[0] != '\0')
987 {
988 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 989 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 990 }
991 }
992
993 fclose(f);
51ba7408 994 return (disk_count != 0);
9fba39a9
T		 995}
996
997static void extract_directory(char *buf, const char *path, size_t size)
998{
999 char *base;
1000 strncpy(buf, path, size - 1);
1001 buf[size - 1] = '\0';
1002
1003 base = strrchr(buf, '/');
1004 if (!base)
1005 base = strrchr(buf, '\\');
1006
1007 if (base)
1008 *base = '\0';
1009 else
1010 {
1011 buf[0] = '.';
1012 buf[1] = '\0';
1013 }
1014}
1015
003cfc63 1016#if defined(__QNX__) || defined(_WIN32)
41294f4d 1017/* Blackberry QNX doesn't have strcasestr */
1018
1019/*
1020 * Find the first occurrence of find in s, ignore case.
1021 */
1022char *
1023strcasestr(const char *s, const char*find)
1024{
1025 char c, sc;
1026 size_t len;
1027
1028 if ((c = *find++) != 0) {
1029 c = tolower((unsigned char)c);
1030 len = strlen(find);
1031 do {
1032 do {
1033 if ((sc = *s++) == 0)
1034 return (NULL);
1035 } while ((char)tolower((unsigned char)sc) != c);
1036 } while (strncasecmp(s, find, len) != 0);
1037 s--;
1038 }
1039 return ((char *)s);
1040}
1041#endif
1042
38c2028e 1043bool retro_load_game(const struct retro_game_info *info)
1044{
23ea11bd 1045 size_t i;
9fba39a9
T		 1046 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1047
e3f8313f 1048 struct retro_input_descriptor desc[] = {
1049 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1050 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1051 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1052 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1053 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1054 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1055 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1056 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1057 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1058 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1059 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1060 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1061 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1062 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1063 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1064 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1065 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1066 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1067 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1068 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1069
e3f8313f 1070
1071 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1072 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1073 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1074 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1075 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1076 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1077 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1078 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1079 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1080 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1081 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1082 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1083 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1084 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1085 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1086 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1087 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1088 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1089 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1090 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1091
1092 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1093 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1094 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1095 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1096 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1097 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1098 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1099 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1100 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1101 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1102 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1103 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1104 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1105 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1106 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1107 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1108 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1109 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1110 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1111 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1112
1113 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1114 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1115 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1116 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1117 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1118 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1119 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1120 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1121 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1122 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1123 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1124 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1125 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1126 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1127 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1128 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1129 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1130 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1131 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1132 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1133
1134 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1135 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1136 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1137 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1138 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1139 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1140 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1141 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1142 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1143 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1144 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1145 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1146 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1147 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1148 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1149 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1150 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1151 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1152 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1153 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1154
1155 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1156 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1157 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1158 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1159 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1160 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1161 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1162 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1163 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1164 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1165 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1166 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1167 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1168 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1169 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1170 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1171 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1172 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1173 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1174 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1175
1176 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1177 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1178 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1179 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1180 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1181 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1182 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1183 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1184 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1185 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1186 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1187 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1188 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1189 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1190 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1191 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1192 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1193 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1194 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1195 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1196
1197 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1198 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1199 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1200 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1201 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1202 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1203 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1204 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1205 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1206 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1207 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1208 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1209 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1210 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1211 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1212 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1213 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1214 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1215 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1216 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1217
1218 { 0 },
1219 };
1220
2df7fcac
BP		 1221 frame_count = 0;
1222
e3f8313f 1223 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1224
46aa5b98 1225#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1226 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1227 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1228 SysPrintf("RGB565 supported, using it\n");
c19aba43 1229 }
46aa5b98 1230#endif
c19aba43 1231
23ea11bd 1232 if (info == NULL || info->path == NULL) {
1233 SysPrintf("info->path required\n");
1234 return false;
1235 }
1236
38c2028e 1237 if (plugins_opened) {
1238 ClosePlugins();
1239 plugins_opened = 0;
1240 }
1241
23ea11bd 1242 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1243 if (disks[i].fname != NULL) {
1244 free(disks[i].fname);
1245 disks[i].fname = NULL;
1246 }
1247 disks[i].internal_index = 0;
1248 }
1249
1250 disk_current_index = 0;
9fba39a9
T		 1251 extract_directory(base_dir, info->path, sizeof(base_dir));
1252
1253 if (is_m3u) {
1254 if (!read_m3u(info->path)) {
b2aef321 1255 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
9fba39a9
T		 1256 return false;
1257 }
51ba7408
T		 1258 } else {
1259 disk_count = 1;
9fba39a9 1260 disks[0].fname = strdup(info->path);
51ba7408 1261 }
23ea11bd 1262
1263 set_cd_image(disks[0].fname);
38c2028e 1264
1265 /* have to reload after set_cd_image for correct cdr plugin */
1266 if (LoadPlugins() == -1) {
b2aef321 1267 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
38c2028e 1268 return false;
1269 }
1270
1271 plugins_opened = 1;
1272 NetOpened = 0;
1273
1274 if (OpenPlugins() == -1) {
b2aef321 1275 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
38c2028e 1276 return false;
1277 }
1278
1279 plugin_call_rearmed_cbs();
19a784e6 1280 dfinput_activate();
38c2028e 1281
38c2028e 1282 if (CheckCdrom() == -1) {
b2aef321 1283 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
38c2028e 1284 return false;
1285 }
1286
6492c6e8 1287 SysReset();
38c2028e 1288
1289 if (LoadCdrom() == -1) {
b2aef321 1290 log_cb(RETRO_LOG_INFO, "could not load CD\n");
38c2028e 1291 return false;
1292 }
79f216e3 1293 emu_on_new_cd(0);
38c2028e 1294
23ea11bd 1295 // multidisk images
9fba39a9 1296 if (!is_m3u) {
51ba7408 1297 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1298 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1299 disks[i].fname = strdup(info->path);
1300 disks[i].internal_index = i;
1301 }
23ea11bd 1302 }
1303
38c2028e 1304 return true;
1305}
1306
38c2028e 1307unsigned retro_get_region(void)
1308{
17f84149 1309 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1310}
1311
1312void *retro_get_memory_data(unsigned id)
1313{
b40a83db
T		 1314 if (id == RETRO_MEMORY_SAVE_RAM)
1315 return Mcd1Data;
2683f84f 1316 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1317 return psxM;
b40a83db
T		 1318 else
1319 return NULL;
38c2028e 1320}
1321
1322size_t retro_get_memory_size(unsigned id)
1323{
b40a83db
T		 1324 if (id == RETRO_MEMORY_SAVE_RAM)
1325 return MCD_SIZE;
2683f84f 1326 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1327 return 0x210000;
b40a83db
T		 1328 else
1329 return 0;
38c2028e 1330}
1331
1332void retro_reset(void)
1333{
d9e77039 1334 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1335 rebootemu = 1;
1336 //SysReset();
38c2028e 1337}
1338
1339static const unsigned short retro_psx_map[] = {
1340 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1341 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1342 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1343 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1344 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1345 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1346 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1347 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1348 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1349 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1350 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1351 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1352 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1353 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1354 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1355 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1356};
1357#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1358
805fe9bc 1359static void update_variables(bool in_flight)
e268a47e 1360{
e268a47e 1361 struct retro_variable var;
6cdf212f 1362 int i;
ace14ab3 1363
e268a47e 1364 var.value = NULL;
4e477065 1365 var.key = "pcsx_rearmed_frameskip";
7d68d030 1366 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1367 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1368
1369 var.value = NULL;
4e477065 1370 var.key = "pcsx_rearmed_region";
9f5a28d9 1371 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1372 {
1373 Config.PsxAuto = 0;
f4cceff6 1374 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1375 Config.PsxAuto = 1;
1376 else if (strcmp(var.value, "NTSC") == 0)
1377 Config.PsxType = 0;
1378 else if (strcmp(var.value, "PAL") == 0)
1379 Config.PsxType = 1;
1380 }
4615b075 1381
6cdf212f 1382 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1383 update_controller_port_variable(i);
61c4962a 1384
30d43b8a 1385 update_multitap();
61c4962a 1386
e1442c48 1387 var.value = NULL;
1388 var.key = "pcsx_rearmed_negcon_deadzone";
1389 negcon_deadzone = 0;
1390 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1391 {
1392 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1393 }
1394
1395 var.value = NULL;
1396 var.key = "pcsx_rearmed_negcon_response";
1397 negcon_linearity = 1;
1398 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1399 {
1400 if (strcmp(var.value, "quadratic") == 0){
1401 negcon_linearity = 2;
1402 } else if (strcmp(var.value, "cubic") == 0){
1403 negcon_linearity = 3;
1404 }
1405 }
1406
70fb8fe7 1407 var.value = NULL;
1408 var.key = "pcsx_rearmed_vibration";
1409
1410 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1411 {
1412 if (strcmp(var.value, "disabled") == 0)
1413 in_enable_vibration = 0;
1414 else if (strcmp(var.value, "enabled") == 0)
1415 in_enable_vibration = 1;
1416 }
1417
5c1cbedc 1418 var.value = NULL;
1419 var.key = "pcsx_rearmed_dithering";
1420
1421 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1422 {
1423 if (strcmp(var.value, "disabled") == 0) {
1424 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1425 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1426#ifdef __ARM_NEON__
1427 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1428#endif
1429 }
1430 else if (strcmp(var.value, "enabled") == 0) {
1431 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1432 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1433#ifdef __ARM_NEON__
1434 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1435#endif
1436 }
1437 }
1438
7d68d030 1439#ifdef __ARM_NEON__
9f5a28d9 1440 var.value = "NULL";
55e5626b 1441 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1442
1443 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1444 {
1445 if (strcmp(var.value, "disabled") == 0)
1446 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1447 else if (strcmp(var.value, "enabled") == 0)
1448 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1449 }
1450
7d68d030 1451 var.value = NULL;
55e5626b 1452 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1453
1454 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1455 {
1456 if (strcmp(var.value, "disabled") == 0)
1457 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1458 else if (strcmp(var.value, "enabled") == 0)
1459 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1460 }
354329fa 1461
1462 var.value = NULL;
55e5626b 1463 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1464
1465 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1466 {
1467 if (strcmp(var.value, "disabled") == 0)
1468 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1469 else if (strcmp(var.value, "enabled") == 0)
1470 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1471 }
094ec204 1472#endif
0e5a7b7d 1473
1474 var.value = "NULL";
1475 var.key = "pcsx_rearmed_duping_enable";
1476
1477 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1478 {
0a6520c3 1479 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1480 duping_enable = false;
0a6520c3 1481 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1482 duping_enable = true;
1483 }
1484
2df7fcac
BP		 1485 var.value = "NULL";
1486 var.key = "pcsx_rearmed_display_internal_fps";
1487
1488 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1489 {
1490 if (strcmp(var.value, "disabled") == 0)
1491 display_internal_fps = false;
1492 else if (strcmp(var.value, "enabled") == 0)
1493 display_internal_fps = true;
1494 }
1495
48f615ba 1496#ifndef DRC_DISABLE
1497 var.value = NULL;
4e477065 1498 var.key = "pcsx_rearmed_drc";
48f615ba 1499
1500 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1501 {
1502 R3000Acpu *prev_cpu = psxCpu;
1503
fc99395c 1504#ifdef _3DS
f72db18e 1505 if(!__ctr_svchax)
fc99395c 1506 Config.Cpu = CPU_INTERPRETER;
1507 else
1508#endif
48f615ba 1509 if (strcmp(var.value, "disabled") == 0)
1510 Config.Cpu = CPU_INTERPRETER;
1511 else if (strcmp(var.value, "enabled") == 0)
1512 Config.Cpu = CPU_DYNAREC;
1513
1514 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1515 if (psxCpu != prev_cpu) {
1516 prev_cpu->Shutdown();
1517 psxCpu->Init();
1518 psxCpu->Reset(); // not really a reset..
1519 }
1520 }
1521#endif
805fe9bc 1522
01394a7f 1523 var.value = "NULL";
1524 var.key = "pcsx_rearmed_spu_reverb";
1525
1526 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1527 {
0a6520c3 1528 if (strcmp(var.value, "disabled") == 0)
01394a7f 1529 spu_config.iUseReverb = false;
0a6520c3 1530 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1531 spu_config.iUseReverb = true;
1532 }
1533
1534 var.value = "NULL";
1535 var.key = "pcsx_rearmed_spu_interpolation";
1536
1537 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1538 {
1539 if (strcmp(var.value, "simple") == 0)
1540 spu_config.iUseInterpolation = 1;
1541 else if (strcmp(var.value, "gaussian") == 0)
1542 spu_config.iUseInterpolation = 2;
1543 else if (strcmp(var.value, "cubic") == 0)
1544 spu_config.iUseInterpolation = 3;
1545 else if (strcmp(var.value, "off") == 0)
1546 spu_config.iUseInterpolation = 0;
1547 }
1548
b3480be8 1549 var.value = "NULL";
1550 var.key = "pcsx_rearmed_pe2_fix";
1551
1552 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1553 {
1554 if (strcmp(var.value, "disabled") == 0)
1555 Config.RCntFix = 0;
1556 else if (strcmp(var.value, "enabled") == 0)
1557 Config.RCntFix = 1;
1558 }
ace14ab3 1559
1d6abe26 1560 var.value = "NULL";
1561 var.key = "pcsx_rearmed_idiablofix";
1562
1563 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1564 {
1565 if (strcmp(var.value, "disabled") == 0)
1566 spu_config.idiablofix = 0;
1567 else if (strcmp(var.value, "enabled") == 0)
1568 spu_config.idiablofix = 1;
1569 }
1570
b3480be8 1571 var.value = "NULL";
1572 var.key = "pcsx_rearmed_inuyasha_fix";
1573
1574 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1575 {
1576 if (strcmp(var.value, "disabled") == 0)
1577 Config.VSyncWA = 0;
1578 else if (strcmp(var.value, "enabled") == 0)
1579 Config.VSyncWA = 1;
1580 }
1581
b12cce74 1582 var.value = NULL;
1583 var.key = "pcsx_rearmed_noxadecoding";
1584 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1585 {
1586 if (strcmp(var.value, "disabled") == 0)
1587 Config.Xa = 1;
1588 else
1589 Config.Xa = 0;
1590 }
1591
1592 var.value = NULL;
1593 var.key = "pcsx_rearmed_nocdaudio";
1594 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1595 {
1596 if (strcmp(var.value, "disabled") == 0)
1597 Config.Cdda = 1;
1598 else
1599 Config.Cdda = 0;
1600 }
1601
decba348 1602#ifndef DRC_DISABLE
1603 var.value = NULL;
1604 var.key = "pcsx_rearmed_nosmccheck";
1605 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1606 {
1607 if (strcmp(var.value, "enabled") == 0)
1608 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1609 else
1610 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1611 }
1612
1613 var.value = NULL;
1614 var.key = "pcsx_rearmed_gteregsunneeded";
1615 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1616 {
1617 if (strcmp(var.value, "enabled") == 0)
1618 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1619 else
1620 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1621 }
1622
1623 var.value = NULL;
1624 var.key = "pcsx_rearmed_nogteflags";
1625 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1626 {
1627 if (strcmp(var.value, "enabled") == 0)
1628 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
1629 else
1630 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1631 }
1632#endif
1633
32ab9e53
TJ		 1634 if (in_flight) {
1635 // inform core things about possible config changes
1636 plugin_call_rearmed_cbs();
805fe9bc 1637
32ab9e53
TJ		 1638 if (GPU_open != NULL && GPU_close != NULL) {
1639 GPU_close();
1640 GPU_open(&gpuDisp, "PCSX", NULL);
1641 }
805fe9bc 1642
32ab9e53
TJ		 1643 dfinput_activate();
1644 }
27cf7d31 1645 else
1646 {
b580cc4f 1647 //not yet running
5bf56268 1648
b580cc4f 1649 //bootlogo display hack
1650 if (found_bios) {
1651 var.value = "NULL";
1652 var.key = "pcsx_rearmed_show_bios_bootlogo";
1653 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1654 {
27cf7d31 1655 Config.SlowBoot = 0;
1656 rebootemu = 0;
0a6520c3 1657 if (strcmp(var.value, "enabled") == 0)
27cf7d31 1658 {
f422f444 1659 Config.SlowBoot = 1;
27cf7d31 1660 rebootemu = 1;
1661 }
b580cc4f 1662 }
1663 }
f8983cce 1664#ifndef DRC_DISABLE
1665 var.value = "NULL";
1666 var.key = "pcsx_rearmed_psxclock";
1667 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1668 {
1669 int psxclock = atoi(var.value);
1670 cycle_multiplier = 10000 / psxclock;
1671 }
1672#endif
b580cc4f 1673 }
e268a47e 1674}
1675
8741f7a2 1676// Taken from beetle-psx-libretro
6fbd15c8 1677static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
8741f7a2 1678{
8741f7a2 1679 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1680 // feature (or pre-date it) so we need to handle this in a graceful way.
1681
1682 // First, try and get an analog value using the new libretro API constant
6fbd15c8 1683 uint16_t button = input_state_cb(player_index,
8741f7a2 1684 RETRO_DEVICE_ANALOG,
1685 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1686 id);
1687 button = MIN(button / 128, 255);
1688
1689 if (button == 0)
1690 {
1691 // If we got exactly zero, we're either not pressing the button, or the front-end
1692 // is not reporting analog values. We need to do a second check using the classic
1693 // digital API method, to at least get some response - better than nothing.
1694
1695 // NOTE: If we're really just not holding the button, we're still going to get zero.
1696
6fbd15c8 1697 button = (ret & (1 << id)) ? 255 : 0;
8741f7a2 1698 }
1699
1700 return button;
1701}
1702
ace14ab3 1703void retro_run(void)
38c2028e 1704{
f422f444 1705 int i;
1706 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1707 if (rebootemu != 0) {
1708 rebootemu = 0;
1709 SysReset();
1710 if (!Config.HLE && !Config.SlowBoot) {
1711 // skip BIOS logos
1712 psxRegs.pc = psxRegs.GPR.n.ra;
f422f444 1713 }
f8983cce 1714 }
38c2028e 1715
2df7fcac
BP		 1716 if (display_internal_fps) {
1717 frame_count++;
1718
1719 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1720 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1721 char str[64];
1722 const char *strc = (const char*)str;
1723 struct retro_message msg =
1724 {
1725 strc,
1726 180
1727 };
1728
1729 str[0] = '\0';
1730
1731 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1732
1733 pl_rearmed_cbs.flip_cnt = 0;
1734
1735 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1736 }
2df7fcac 1737 }
6fbd15c8 1738 else
1739 frame_count = 0;
2df7fcac 1740
38c2028e 1741 input_poll_cb();
e268a47e 1742
805fe9bc 1743 bool updated = false;
1744 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1745 update_variables(true);
e268a47e 1746
3b1a5e21 1747 // reset all keystate, query libretro for keystate
61c4962a 1748 int j;
e1442c48 1749 int lsx;
064f8235 1750 int rsy;
e1442c48 1751 float negcon_twist_amplitude;
064f8235 1752 int negcon_i_rs;
1753 int negcon_ii_rs;
6fbd15c8 1754 for(i = 0; i < PORTS_NUMBER; i++)
1755 {
1756 int16_t ret = 0;
61c4962a 1757 in_keystate[i] = 0;
3c0fb554
AP		 1758
1759 if (in_type[i] == PSE_PAD_TYPE_NONE)
1760 continue;
6fbd15c8 1761
1762 if (libretro_supports_bitmasks)
1763 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
1764 else
1765 {
a3c2efcd
T		 1766 unsigned j;
1767 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
6fbd15c8 1768 {
a3c2efcd
T		 1769 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1770 ret |= (1 << j);
6fbd15c8 1771 }
1772 }
3c0fb554 1773
8741f7a2 1774 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
56abf614 1775 {
8741f7a2 1776 // Query digital inputs
1777 //
1778 // > Pad-Up
9b6b4a24 1779 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
8741f7a2 1780 in_keystate[i] |= (1 << DKEY_UP);
8741f7a2 1781 // > Pad-Right
6fbd15c8 1782 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
8741f7a2 1783 in_keystate[i] |= (1 << DKEY_RIGHT);
8741f7a2 1784 // > Pad-Down
6fbd15c8 1785 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
8741f7a2 1786 in_keystate[i] |= (1 << DKEY_DOWN);
8741f7a2 1787 // > Pad-Left
6fbd15c8 1788 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
8741f7a2 1789 in_keystate[i] |= (1 << DKEY_LEFT);
8741f7a2 1790 // > Start
6fbd15c8 1791 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
8741f7a2 1792 in_keystate[i] |= (1 << DKEY_START);
8741f7a2 1793 // > neGcon A
6fbd15c8 1794 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
8741f7a2 1795 in_keystate[i] |= (1 << DKEY_CIRCLE);
8741f7a2 1796 // > neGcon B
6fbd15c8 1797 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
8741f7a2 1798 in_keystate[i] |= (1 << DKEY_TRIANGLE);
8741f7a2 1799 // > neGcon R shoulder (digital)
6fbd15c8 1800 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
8741f7a2 1801 in_keystate[i] |= (1 << DKEY_R1);
8741f7a2 1802 // Query analog inputs
1803 //
1804 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1805 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1806 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1807 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1808 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1809 // So we just have to map in_analog_left/right to more
1810 // appropriate inputs...
1811 //
1812 // > NeGcon twist
e1442c48 1813 // >> Get raw analog stick value and account for deadzone
1814 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
6fbd15c8 1815 if (lsx > negcon_deadzone)
e1442c48 1816 lsx = lsx - negcon_deadzone;
6fbd15c8 1817 else if (lsx < -negcon_deadzone)
e1442c48 1818 lsx = lsx + negcon_deadzone;
6fbd15c8 1819 else
e1442c48 1820 lsx = 0;
e1442c48 1821 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1822 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
6fbd15c8 1823 if (negcon_linearity == 2)
1824 {
1825 if (negcon_twist_amplitude < 0.0)
e1442c48 1826 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
6fbd15c8 1827 else
e1442c48 1828 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 1829 }
6fbd15c8 1830 else if (negcon_linearity == 3)
1831 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 1832 // >> Convert to final 'in_analog' integer value [0,255]
1833 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
064f8235 1834 // > NeGcon I + II
1835 // >> Handle right analog stick vertical axis mapping...
1836 // - Up (-Y) == accelerate == neGcon I
1837 // - Down (+Y) == brake == neGcon II
1838 negcon_i_rs = 0;
1839 negcon_ii_rs = 0;
1840 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1841 if (rsy >= 0){
1842 // Account for deadzone
1843 // (Note: have never encountered a gamepad with significant differences
1844 // in deadzone between left/right analog sticks, so use the regular 'twist'
1845 // deadzone here)
6fbd15c8 1846 if (rsy > negcon_deadzone)
064f8235 1847 rsy = rsy - negcon_deadzone;
6fbd15c8 1848 else
064f8235 1849 rsy = 0;
064f8235 1850 // Convert to 'in_analog' integer value [0,255]
1851 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1852 } else {
6fbd15c8 1853 if (rsy < -negcon_deadzone)
064f8235 1854 rsy = -1 * (rsy + negcon_deadzone);
6fbd15c8 1855 else
064f8235 1856 rsy = 0;
064f8235 1857 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1858 }
1859 // >> NeGcon I
8741f7a2 1860 in_analog_right[i][1] = MAX(
064f8235 1861 MAX(
6fbd15c8 1862 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1863 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
064f8235 1864 ),
1865 negcon_i_rs
8741f7a2 1866 );
064f8235 1867 // >> NeGcon II
8741f7a2 1868 in_analog_left[i][0] = MAX(
064f8235 1869 MAX(
6fbd15c8 1870 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1871 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
064f8235 1872 ),
1873 negcon_ii_rs
8741f7a2 1874 );
1875 // > NeGcon L
6fbd15c8 1876 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
8741f7a2 1877 }
1878 else
1879 {
1880 // Query digital inputs
6fbd15c8 1881 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
1882 if (ret & (1 << j))
8741f7a2 1883 in_keystate[i] |= retro_psx_map[j];
6fbd15c8 1884
8741f7a2 1885 // Query analog inputs
de95fedd 1886 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
8741f7a2 1887 {
1888 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);
1889 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);
1890 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);
1891 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);
1892 }
56abf614 1893 }
61c4962a 1894 }
e8d96071 1895
38c2028e 1896 stop = 0;
1897 psxCpu->Execute();
1898
65a0505f 1899 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1900 vout_width, vout_height, vout_width * 2);
70d56ca3 1901 vout_fb_dirty = 0;
49c61096
G		 1902
1903 set_vout_fb();
38c2028e 1904}
1905
74ebc05b 1906static bool try_use_bios(const char *path)
1907{
1908 FILE *f;
1909 long size;
1910 const char *name;
1911
1912 f = fopen(path, "rb");
1913 if (f == NULL)
1914 return false;
1915
1916 fseek(f, 0, SEEK_END);
1917 size = ftell(f);
1918 fclose(f);
1919
1920 if (size != 512 * 1024)
1921 return false;
1922
1923 name = strrchr(path, SLASH);
1924 if (name++ == NULL)
1925 name = path;
1926 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1927 return true;
1928}
1929
c4052f4d 1930#ifndef VITA
74ebc05b 1931#include <sys/types.h>
1932#include <dirent.h>
1933
1934static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1935{
1936 DIR *dir;
1937 struct dirent *ent;
1938 bool ret = false;
1939
1940 dir = opendir(dirpath);
1941 if (dir == NULL)
1942 return false;
1943
1944 while ((ent = readdir(dir))) {
1945 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1946 continue;
1947
1477f557 1948 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
74ebc05b 1949 ret = try_use_bios(path);
1950 if (ret)
1951 break;
1952 }
1953 closedir(dir);
1954 return ret;
1955}
1956#else
1957#define find_any_bios(...) false
1958#endif
1959
11813b9d 1960static void check_system_specs(void)
1961{
1962 unsigned level = 6;
1963 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1964}
1965
d382721e
MOB		 1966static int init_memcards(void)
1967{
1968 int ret = 0;
1969 const char *dir;
1970 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
1971 static const char CARD2_FILE[] = "pcsx-card2.mcd";
1972
5bf56268 1973 // Memcard2 will be handled and is re-enabled if needed using core
1974 // operations.
1975 // Memcard1 is handled by libretro, doing this will set core to
1976 // skip file io operations for memcard1 like SaveMcd
1977 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
1978 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
d382721e
MOB		 1979 init_memcard(Mcd1Data);
1980 // Memcard 2 is managed by the emulator on the filesystem,
1981 // There is no need to initialize Mcd2Data like Mcd1Data.
1982
1983 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
1984 SysPrintf("Memcard 2: %s\n", var.value);
1985 if (memcmp(var.value, "enabled", 7) == 0) {
1986 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
1987 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
1988 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
1989 ret = -1;
1990 } else {
1991 McdDisable[1] = 0;
1992 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
1993 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
1994 }
1995 } else {
1996 SysPrintf("Could not get save directory! Could not create memcard 2.");
1997 ret = -1;
1998 }
1999 }
2000 }
2001 return ret;
2002}
2003
9e7bdf29 2004static void loadPSXBios(void)
38c2028e 2005{
9e7bdf29 2006 const char *dir;
2007 char path[256];
2008 unsigned useHLE = 0;
2009
1477f557 2010 const char *bios[] = {
43702642 2011 "SCPH101", "scph101",
2012 "SCPH5501", "scph5501",
2013 "SCPH7001", "scph7001",
2014 "SCPH1001", "scph1001"
1477f557 2015 };
9e7bdf29 2016
2017 struct retro_variable var = {
2018 .key = "pcsx_rearmed_bios",
2019 .value = NULL
2020 };
2021
2022 found_bios = 0;
2023
2024 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2025 if (!strcmp(var.value, "HLE"))
2026 useHLE = 1;
2027 }
2028
2029 if (!useHLE)
2030 {
2031 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2032 {
2033 unsigned i;
2034 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2035
2036 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2037 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2038 found_bios = try_use_bios(path);
2039 if (found_bios)
2040 break;
2041 }
2042
2043 if (!found_bios)
2044 found_bios = find_any_bios(dir, path, sizeof(path));
2045 }
2046 if (found_bios) {
2047 SysPrintf("found BIOS file: %s\n", Config.Bios);
2048 }
2049 }
2050
2051 if (useHLE || !found_bios)
2052 {
2053 SysPrintf("no BIOS files found.\n");
2054 struct retro_message msg =
2055 {
2056 "No PlayStation BIOS file found - add for better compatibility",
2057 180
2058 };
2059 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2060 }
2061}
2062
2063void retro_init(void)
2064{
2065 struct retro_rumble_interface rumble;
2066 int ret;
38c2028e 2067
d148d265 2068#ifdef __MACH__
2069 // magic sauce to make the dynarec work on iOS
2070 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2071#endif
2072
fc99395c 2073#ifdef _3DS
fc99395c 2074 psxMapHook = pl_3ds_mmap;
2075 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2076#endif
2077#ifdef VITA
73081f23
FJGG		 2078 if(init_vita_mmap()<0)
2079 abort();
1a5fd794 2080 psxMapHook = pl_vita_mmap;
2081 psxUnmapHook = pl_vita_munmap;
fc99395c 2082#endif
38c2028e 2083 ret = emu_core_preinit();
5bf56268 2084#ifdef _3DS
e4d84733 2085 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 2086 if(!__ctr_svchax)
e4d84733 2087 Config.Cpu = CPU_INTERPRETER;
2088#endif
d382721e 2089 ret |= init_memcards();
73081f23 2090
38c2028e 2091 ret |= emu_core_init();
2092 if (ret != 0) {
f29fbd53 2093 SysPrintf("PCSX init failed.\n");
38c2028e 2094 exit(1);
2095 }
2096
0b7f536b 2097#ifdef _3DS
2098 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2099#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 2100 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 2101#else
2102 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2103#endif
5bf56268 2104
9e7bdf29 2105 vout_buf_ptr = vout_buf;
74ebc05b 2106
9e7bdf29 2107 loadPSXBios();
38c2028e 2108
1a6164a1 2109 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 2110 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2111
2112 rumble_cb = NULL;
2113 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2114 rumble_cb = rumble.set_rumble_state;
1a6164a1 2115
5ca2ec64 2116 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2117 * we have to do this because cache misses and some IO penalties
2118 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 2119 cycle_multiplier = 175;
ace14ab3 2120#ifdef HAVE_PRE_ARMV7
5ca2ec64 2121 cycle_multiplier = 200;
2122#endif
46b3a2fc 2123 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 2124 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2125
6e921e1d 2126 SaveFuncs.open = save_open;
2127 SaveFuncs.read = save_read;
2128 SaveFuncs.write = save_write;
2129 SaveFuncs.seek = save_seek;
2130 SaveFuncs.close = save_close;
e268a47e 2131
6fbd15c8 2132 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2133 libretro_supports_bitmasks = true;
2134
805fe9bc 2135 update_variables(false);
32ab9e53 2136 check_system_specs();
38c2028e 2137}
2138
2139void retro_deinit(void)
2140{
2141 SysClose();
0b7f536b 2142#ifdef _3DS
2143 linearFree(vout_buf);
2144#else
38c2028e 2145 free(vout_buf);
0b7f536b 2146#endif
38c2028e 2147 vout_buf = NULL;
d8f2e2d8
SL		 2148
2149#ifdef VITA
73081f23 2150 deinit_vita_mmap();
d8f2e2d8 2151#endif
6fbd15c8 2152 libretro_supports_bitmasks = false;
38c2028e 2153}
c4052f4d 2154
2155#ifdef VITA
2156#include <psp2/kernel/threadmgr.h>
2157int usleep (unsigned long us)
2158{
2159 sceKernelDelayThread(us);
2160}
2161#endif
ARM optimized PCSX fork