notaz.gp2x.de / pcsx_rearmed.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
gpu_neon: revive the old tests
[pcsx_rearmed.git] / libretro.c
... / ...
CommitLineData
1/*
2 * (C) notaz, 2012,2014,2015
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
8#define _GNU_SOURCE 1 // strcasestr
9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
12#include <strings.h>
13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
17
18#include "../libpcsxcore/misc.h"
19#include "../libpcsxcore/psxcounters.h"
20#include "../libpcsxcore/psxmem_map.h"
21#include "../libpcsxcore/new_dynarec/new_dynarec.h"
22#include "../libpcsxcore/cdrom.h"
23#include "../libpcsxcore/cdriso.h"
24#include "../libpcsxcore/cheat.h"
25#include "../libpcsxcore/r3000a.h"
26#include "../plugins/dfsound/out.h"
27#include "../plugins/dfsound/spu_config.h"
28#include "../plugins/dfinput/externals.h"
29#include "cspace.h"
30#include "main.h"
31#include "menu.h"
32#include "plugin.h"
33#include "plugin_lib.h"
34#include "arm_features.h"
35#include "revision.h"
36#include "libretro.h"
37
38#ifdef _3DS
39#include "3ds/3ds_utils.h"
40#endif
41
42#define PORTS_NUMBER 8
43
44#ifndef MIN
45#define MIN(a, b) ((a) < (b) ? (a) : (b))
46#endif
47
48#ifndef MAX
49#define MAX(a, b) ((a) > (b) ? (a) : (b))
50#endif
51
52#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
53
54#define INTERNAL_FPS_SAMPLE_PERIOD 64
55
56//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
57static int rebootemu = 0;
58
59static retro_video_refresh_t video_cb;
60static retro_input_poll_t input_poll_cb;
61static retro_input_state_t input_state_cb;
62static retro_environment_t environ_cb;
63static retro_audio_sample_batch_t audio_batch_cb;
64static retro_set_rumble_state_t rumble_cb;
65static struct retro_log_callback logging;
66static retro_log_printf_t log_cb;
67
68static void *vout_buf;
69static void * vout_buf_ptr;
70static int vout_width, vout_height;
71static int vout_doffs_old, vout_fb_dirty;
72static bool vout_can_dupe;
73static bool duping_enable;
74static bool found_bios;
75static bool display_internal_fps = false;
76static unsigned frame_count = 0;
77static bool libretro_supports_bitmasks = false;
78
79static int plugins_opened;
80static int is_pal_mode;
81
82/* memory card data */
83extern char Mcd1Data[MCD_SIZE];
84extern char Mcd2Data[MCD_SIZE];
85extern char McdDisable[2];
86
87/* PCSX ReARMed core calls and stuff */
88int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
89 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
90 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
91 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
92int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
93int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
94unsigned short in_keystate[PORTS_NUMBER];
95int multitap1 = 0;
96int multitap2 = 0;
97int in_enable_vibration = 1;
98
99// NegCon adjustment parameters
100// > The NegCon 'twist' action is somewhat awkward when mapped
101// to a standard analog stick -> user should be able to tweak
102// response/deadzone for comfort
103// > When response is linear, 'additional' deadzone (set here)
104// may be left at zero, since this is normally handled via in-game
105// options menus
106// > When response is non-linear, deadzone should be set to match the
107// controller being used (otherwise precision may be lost)
108// > negcon_linearity:
109// - 1: Response is linear - recommended when using racing wheel
110// peripherals, not recommended for standard gamepads
111// - 2: Response is quadratic - optimal setting for gamepads
112// - 3: Response is cubic - enables precise fine control, but
113// difficult to use...
114#define NEGCON_RANGE 0x7FFF
115static int negcon_deadzone = 0;
116static int negcon_linearity = 1;
117
118/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
119#define VOUT_MAX_WIDTH 1024
120#define VOUT_MAX_HEIGHT 512
121
122//Dummy functions
123bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
124void retro_unload_game(void){}
125static int vout_open(void){return 0;}
126static void vout_close(void){}
127static int snd_init(void){return 0;}
128static void snd_finish(void){}
129static int snd_busy(void){return 0;}
130
131static void init_memcard(char *mcd_data)
132{
133 unsigned off = 0;
134 unsigned i;
135
136 memset(mcd_data, 0, MCD_SIZE);
137
138 mcd_data[off++] = 'M';
139 mcd_data[off++] = 'C';
140 off += 0x7d;
141 mcd_data[off++] = 0x0e;
142
143 for (i = 0; i < 15; i++) {
144 mcd_data[off++] = 0xa0;
145 off += 0x07;
146 mcd_data[off++] = 0xff;
147 mcd_data[off++] = 0xff;
148 off += 0x75;
149 mcd_data[off++] = 0xa0;
150 }
151
152 for (i = 0; i < 20; i++) {
153 mcd_data[off++] = 0xff;
154 mcd_data[off++] = 0xff;
155 mcd_data[off++] = 0xff;
156 mcd_data[off++] = 0xff;
157 off += 0x04;
158 mcd_data[off++] = 0xff;
159 mcd_data[off++] = 0xff;
160 off += 0x76;
161 }
162}
163
164static void set_vout_fb()
165{
166 struct retro_framebuffer fb = {0};
167
168 fb.width = vout_width;
169 fb.height = vout_height;
170 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
171
172 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
173 vout_buf_ptr = (uint16_t*)fb.data;
174 else
175 vout_buf_ptr = vout_buf;
176}
177
178static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
179{
180 vout_width = w;
181 vout_height = h;
182
183 SysPrintf("setting mode width: %d height %d\n", vout_width, vout_height);
184
185 struct retro_system_av_info info;
186 retro_get_system_av_info(&info);
187 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
188
189 set_vout_fb();
190}
191
192#ifndef FRONTEND_SUPPORTS_RGB565
193static void convert(void *buf, size_t bytes)
194{
195 unsigned int i, v, *p = buf;
196
197 for (i = 0; i < bytes / 4; i++) {
198 v = p[i];
199 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
200 }
201}
202#endif
203
204static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
205{
206 unsigned short *dest = vout_buf_ptr;
207 const unsigned short *src = vram;
208 int dstride = vout_width, h1 = h;
209 int doffs;
210
211 if (vram == NULL) {
212 // blanking
213 memset(vout_buf_ptr, 0, dstride * h * 2);
214 goto out;
215 }
216
217 doffs = (vout_height - h) * dstride;
218 doffs += (dstride - w) / 2 & ~1;
219 if (doffs != vout_doffs_old) {
220 // clear borders
221 memset(vout_buf_ptr, 0, dstride * h * 2);
222 vout_doffs_old = doffs;
223 }
224 dest += doffs;
225
226 if (bgr24)
227 {
228 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
229 for (; h1-- > 0; dest += dstride, src += stride)
230 {
231 bgr888_to_rgb565(dest, src, w * 3);
232 }
233 }
234 else
235 {
236 for (; h1-- > 0; dest += dstride, src += stride)
237 {
238 bgr555_to_rgb565(dest, src, w * 2);
239 }
240 }
241
242out:
243#ifndef FRONTEND_SUPPORTS_RGB565
244 convert(vout_buf_ptr, vout_width * vout_height * 2);
245#endif
246 vout_fb_dirty = 1;
247 pl_rearmed_cbs.flip_cnt++;
248}
249
250#ifdef _3DS
251typedef struct
252{
253 void* buffer;
254 uint32_t target_map;
255 size_t size;
256 enum psxMapTag tag;
257}psx_map_t;
258
259psx_map_t custom_psx_maps[] = {
260 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
261 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
262 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
263 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
264 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
265};
266
267void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
268 enum psxMapTag tag)
269{
270 (void)is_fixed;
271 (void)addr;
272
273 if (__ctr_svchax)
274 {
275 psx_map_t* custom_map = custom_psx_maps;
276
277 for (; custom_map->size; custom_map++)
278 {
279 if ((custom_map->size == size) && (custom_map->tag == tag))
280 {
281 uint32_t ptr_aligned, tmp;
282
283 custom_map->buffer = malloc(size + 0x1000);
284 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
285
286 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
287 {
288 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
289 exit(1);
290 }
291
292 return (void*)custom_map->target_map;
293 }
294 }
295 }
296
297 return malloc(size);
298}
299
300void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
301{
302 (void)tag;
303
304 if (__ctr_svchax)
305 {
306 psx_map_t* custom_map = custom_psx_maps;
307
308 for (; custom_map->size; custom_map++)
309 {
310 if ((custom_map->target_map == (uint32_t)ptr))
311 {
312 uint32_t ptr_aligned, tmp;
313
314 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
315
316 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
317
318 free(custom_map->buffer);
319 custom_map->buffer = NULL;
320 return;
321 }
322 }
323 }
324
325 free(ptr);
326}
327#endif
328
329#ifdef VITA
330typedef struct
331{
332 void* buffer;
333 uint32_t target_map;
334 size_t size;
335 enum psxMapTag tag;
336}psx_map_t;
337
338void* addr = NULL;
339
340psx_map_t custom_psx_maps[] = {
341 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
342 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
343 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
344 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
345 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
346};
347
348int init_vita_mmap(){
349 int n;
350 void * tmpaddr;
351 addr = malloc(64*1024*1024);
352 if(addr==NULL)
353 return -1;
354 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
355 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
356 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
357 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
358 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
359 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
360#if 0
361 for(n = 0; n < 5; n++){
362 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
363 }
364#endif
365 return 0;
366}
367
368void deinit_vita_mmap(){
369 free(addr);
370}
371
372void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
373 enum psxMapTag tag)
374{
375 (void)is_fixed;
376 (void)addr;
377
378
379 psx_map_t* custom_map = custom_psx_maps;
380
381 for (; custom_map->size; custom_map++)
382 {
383 if ((custom_map->size == size) && (custom_map->tag == tag))
384 {
385 return custom_map->buffer;
386 }
387 }
388
389
390 return malloc(size);
391}
392
393void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
394{
395 (void)tag;
396
397 psx_map_t* custom_map = custom_psx_maps;
398
399 for (; custom_map->size; custom_map++)
400 {
401 if ((custom_map->buffer == ptr))
402 {
403 return;
404 }
405 }
406
407 free(ptr);
408}
409#endif
410
411static void *pl_mmap(unsigned int size)
412{
413 return psxMap(0, size, 0, MAP_TAG_VRAM);
414}
415
416static void pl_munmap(void *ptr, unsigned int size)
417{
418 psxUnmap(ptr, size, MAP_TAG_VRAM);
419}
420
421struct rearmed_cbs pl_rearmed_cbs = {
422 .pl_vout_open = vout_open,
423 .pl_vout_set_mode = vout_set_mode,
424 .pl_vout_flip = vout_flip,
425 .pl_vout_close = vout_close,
426 .mmap = pl_mmap,
427 .munmap = pl_munmap,
428 /* from psxcounters */
429 .gpu_hcnt = &hSyncCount,
430 .gpu_frame_count = &frame_counter,
431};
432
433void pl_frame_limit(void)
434{
435 /* called once per frame, make psxCpu->Execute() above return */
436 stop = 1;
437}
438
439void pl_timing_prepare(int is_pal)
440{
441 is_pal_mode = is_pal;
442}
443
444void plat_trigger_vibrate(int pad, int low, int high)
445{
446 if (!rumble_cb)
447 return;
448
449 if (in_enable_vibration)
450 {
451 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
452 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
453 }
454}
455
456void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
457{
458}
459
460/* sound calls */
461static void snd_feed(void *buf, int bytes)
462{
463 if (audio_batch_cb != NULL)
464 audio_batch_cb(buf, bytes / 4);
465}
466
467void out_register_libretro(struct out_driver *drv)
468{
469 drv->name = "libretro";
470 drv->init = snd_init;
471 drv->finish = snd_finish;
472 drv->busy = snd_busy;
473 drv->feed = snd_feed;
474}
475
476/* libretro */
477void retro_set_environment(retro_environment_t cb)
478{
479 static const struct retro_variable vars[] = {
480 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
481 { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
482 { "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
483 { "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
484 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog|dualshock|negcon|none" },
485 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog|dualshock|negcon|none" },
486 { "pcsx_rearmed_pad3type", "Pad 3 Type; none|standard|analog|dualshock|negcon" },
487 { "pcsx_rearmed_pad4type", "Pad 4 Type; none|standard|analog|dualshock|negcon" },
488 { "pcsx_rearmed_pad5type", "Pad 5 Type; none|standard|analog|dualshock|negcon" },
489 { "pcsx_rearmed_pad6type", "Pad 6 Type; none|standard|analog|dualshock|negcon" },
490 { "pcsx_rearmed_pad7type", "Pad 7 Type; none|standard|analog|dualshock|negcon" },
491 { "pcsx_rearmed_pad8type", "Pad 8 Type; none|standard|analog|dualshock|negcon" },
492 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
493 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
494 { "pcsx_rearmed_negcon_deadzone", "NegCon Twist Deadzone (percent); 0|5|10|15|20|25|30" },
495 { "pcsx_rearmed_negcon_response", "NegCon Twist Response; linear|quadratic|cubic" },
496 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
497 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
498#ifndef DRC_DISABLE
499 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
500#ifdef HAVE_PRE_ARMV7
501 { "pcsx_rearmed_psxclock", "PSX cpu clock (default 50); 50|51|52|53|54|55|5657|58|59|60|61|62|63|64|65|66|67|68|69|70|71|72|73|74|75|76|77|78|79|80|81|82|83|84|85|86|87|88|89|90|91|92|93|94|95|96|97|98|99|100|30|31|32|33|34|35|36|37|38|39|40|41|42|43|44|45|46|47|48|49" },
502#else
503 { "pcsx_rearmed_psxclock", "PSX cpu clock (default 57); 57|58|59|60|61|62|63|64|65|66|67|68|69|70|71|72|73|74|75|76|77|78|79|80|81|82|83|84|85|86|87|88|89|90|91|92|93|94|95|96|97|98|99|100|30|31|32|33|34|35|36|37|38|39|40|41|42|43|44|45|46|47|48|49|50|51|52|53|54|55|56" },
504#endif
505#endif
506#ifdef __ARM_NEON__
507 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
508 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
509 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
510#endif
511 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
512 { "pcsx_rearmed_display_internal_fps", "Display Internal FPS; disabled|enabled" },
513 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
514 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
515 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
516 { "pcsx_rearmed_idiablofix", "Diablo Music Fix; disabled|enabled" },
517 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
518 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
519
520 /* Advance options */
521 { "pcsx_rearmed_noxadecoding", "XA Decoding; enabled|disabled" },
522 { "pcsx_rearmed_nocdaudio", "CD Audio; enabled|disabled" },
523#ifndef DRC_DISABLE
524 { "pcsx_rearmed_nosmccheck", "(Speed Hack) Disable SMC Checks; disabled|enabled" },
525 { "pcsx_rearmed_gteregsunneeded", "(Speed Hack) Assume GTE Regs Unneeded; disabled|enabled" },
526 { "pcsx_rearmed_nogteflags", "(Speed Hack) Disable GTE Flags; disabled|enabled" },
527#endif
528
529 { NULL, NULL }
530 };
531
532 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
533 log_cb = logging.log;
534
535 environ_cb = cb;
536
537 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
538}
539
540void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
541void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
542void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
543void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
544void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
545
546unsigned retro_api_version(void)
547{
548 return RETRO_API_VERSION;
549}
550
551static int controller_port_variable(unsigned port, struct retro_variable *var)
552{
553 if (port >= PORTS_NUMBER)
554 return 0;
555
556 if (!environ_cb)
557 return 0;
558
559 var->value = NULL;
560 switch (port) {
561 case 0:
562 var->key = "pcsx_rearmed_pad1type";
563 break;
564 case 1:
565 var->key = "pcsx_rearmed_pad2type";
566 break;
567 case 2:
568 var->key = "pcsx_rearmed_pad3type";
569 break;
570 case 3:
571 var->key = "pcsx_rearmed_pad4type";
572 break;
573 case 4:
574 var->key = "pcsx_rearmed_pad5type";
575 break;
576 case 5:
577 var->key = "pcsx_rearmed_pad6type";
578 break;
579 case 6:
580 var->key = "pcsx_rearmed_pad7type";
581 break;
582 case 7:
583 var->key = "pcsx_rearmed_pad8type";
584 break;
585 }
586
587 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
588}
589
590static void update_controller_port_variable(unsigned port)
591{
592 if (port >= PORTS_NUMBER)
593 return;
594
595 struct retro_variable var;
596
597 if (controller_port_variable(port, &var))
598 {
599 if (strcmp(var.value, "standard") == 0)
600 in_type[port] = PSE_PAD_TYPE_STANDARD;
601 else if (strcmp(var.value, "analog") == 0)
602 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
603 else if (strcmp(var.value, "dualshock") == 0)
604 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
605 else if (strcmp(var.value, "negcon") == 0)
606 in_type[port] = PSE_PAD_TYPE_NEGCON;
607 else if (strcmp(var.value, "none") == 0)
608 in_type[port] = PSE_PAD_TYPE_NONE;
609 // else 'default' case, do nothing
610 }
611}
612
613static void update_controller_port_device(unsigned port, unsigned device)
614{
615 if (port >= PORTS_NUMBER)
616 return;
617
618 struct retro_variable var;
619
620 if (!controller_port_variable(port, &var))
621 return;
622
623 if (strcmp(var.value, "default") != 0)
624 return;
625
626 switch (device)
627 {
628 case RETRO_DEVICE_JOYPAD:
629 in_type[port] = PSE_PAD_TYPE_STANDARD;
630 break;
631 case RETRO_DEVICE_ANALOG:
632 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
633 break;
634 case RETRO_DEVICE_MOUSE:
635 in_type[port] = PSE_PAD_TYPE_MOUSE;
636 break;
637 case RETRO_DEVICE_LIGHTGUN:
638 in_type[port] = PSE_PAD_TYPE_GUN;
639 break;
640 case RETRO_DEVICE_NONE:
641 default:
642 in_type[port] = PSE_PAD_TYPE_NONE;
643 }
644}
645
646static void update_multitap()
647{
648 struct retro_variable var;
649 int auto_case, port;
650
651 var.value = NULL;
652 var.key = "pcsx_rearmed_multitap1";
653 auto_case = 0;
654 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
655 {
656 if (strcmp(var.value, "enabled") == 0)
657 multitap1 = 1;
658 else if (strcmp(var.value, "disabled") == 0)
659 multitap1 = 0;
660 else // 'auto' case
661 auto_case = 1;
662 }
663 else
664 auto_case = 1;
665
666 if (auto_case)
667 {
668 // If a gamepad is plugged after port 2, we need a first multitap.
669 multitap1 = 0;
670 for (port = 2; port < PORTS_NUMBER; port++)
671 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
672 }
673
674 var.value = NULL;
675 var.key = "pcsx_rearmed_multitap2";
676 auto_case = 0;
677 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
678 {
679 if (strcmp(var.value, "enabled") == 0)
680 multitap2 = 1;
681 else if (strcmp(var.value, "disabled") == 0)
682 multitap2 = 0;
683 else // 'auto' case
684 auto_case = 1;
685 }
686 else
687 auto_case = 1;
688
689 if (auto_case)
690 {
691 // If a gamepad is plugged after port 4, we need a second multitap.
692 multitap2 = 0;
693 for (port = 4; port < PORTS_NUMBER; port++)
694 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
695 }
696}
697
698void retro_set_controller_port_device(unsigned port, unsigned device)
699{
700 SysPrintf("port %u device %u",port,device);
701
702 if (port >= PORTS_NUMBER)
703 return;
704
705 update_controller_port_device(port, device);
706 update_multitap();
707}
708
709void retro_get_system_info(struct retro_system_info *info)
710{
711 memset(info, 0, sizeof(*info));
712 info->library_name = "PCSX-ReARMed";
713#ifndef GIT_VERSION
714#define GIT_VERSION ""
715#endif
716 info->library_version = "r22" GIT_VERSION;
717 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
718 info->need_fullpath = true;
719}
720
721void retro_get_system_av_info(struct retro_system_av_info *info)
722{
723
724 unsigned geom_height = vout_height > 0 ? vout_height : 240;
725 unsigned geom_width = vout_width > 0 ? vout_width : 320;
726
727 memset(info, 0, sizeof(*info));
728 info->timing.fps = is_pal_mode ? 50 : 60;
729 info->timing.sample_rate = 44100;
730 info->geometry.base_width = geom_width;
731 info->geometry.base_height = geom_height;
732 info->geometry.max_width = VOUT_MAX_WIDTH;
733 info->geometry.max_height = VOUT_MAX_HEIGHT;
734 info->geometry.aspect_ratio = 4.0 / 3.0;
735}
736
737/* savestates */
738size_t retro_serialize_size(void)
739{
740 // it's currently 4380651-4397047 bytes,
741 // but have some reserved for future
742 return 0x440000;
743}
744
745struct save_fp {
746 char *buf;
747 size_t pos;
748 int is_write;
749};
750
751static void *save_open(const char *name, const char *mode)
752{
753 struct save_fp *fp;
754
755 if (name == NULL || mode == NULL)
756 return NULL;
757
758 fp = malloc(sizeof(*fp));
759 if (fp == NULL)
760 return NULL;
761
762 fp->buf = (char *)name;
763 fp->pos = 0;
764 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
765
766 return fp;
767}
768
769static int save_read(void *file, void *buf, u32 len)
770{
771 struct save_fp *fp = file;
772 if (fp == NULL || buf == NULL)
773 return -1;
774
775 memcpy(buf, fp->buf + fp->pos, len);
776 fp->pos += len;
777 return len;
778}
779
780static int save_write(void *file, const void *buf, u32 len)
781{
782 struct save_fp *fp = file;
783 if (fp == NULL || buf == NULL)
784 return -1;
785
786 memcpy(fp->buf + fp->pos, buf, len);
787 fp->pos += len;
788 return len;
789}
790
791static long save_seek(void *file, long offs, int whence)
792{
793 struct save_fp *fp = file;
794 if (fp == NULL)
795 return -1;
796
797 switch (whence) {
798 case SEEK_CUR:
799 fp->pos += offs;
800 return fp->pos;
801 case SEEK_SET:
802 fp->pos = offs;
803 return fp->pos;
804 default:
805 return -1;
806 }
807}
808
809static void save_close(void *file)
810{
811 struct save_fp *fp = file;
812 size_t r_size = retro_serialize_size();
813 if (fp == NULL)
814 return;
815
816 if (fp->pos > r_size)
817 SysPrintf("ERROR: save buffer overflow detected\n");
818 else if (fp->is_write && fp->pos < r_size)
819 // make sure we don't save trash in leftover space
820 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
821 free(fp);
822}
823
824bool retro_serialize(void *data, size_t size)
825{
826 int ret = SaveState(data);
827 return ret == 0 ? true : false;
828}
829
830bool retro_unserialize(const void *data, size_t size)
831{
832 int ret = LoadState(data);
833 return ret == 0 ? true : false;
834}
835
836/* cheats */
837void retro_cheat_reset(void)
838{
839 ClearAllCheats();
840}
841
842void retro_cheat_set(unsigned index, bool enabled, const char *code)
843{
844 char buf[256];
845 int ret;
846
847 // cheat funcs are destructive, need a copy..
848 strncpy(buf, code, sizeof(buf));
849 buf[sizeof(buf) - 1] = 0;
850
851 //Prepare buffered cheat for PCSX's AddCheat fucntion.
852 int cursor=0;
853 int nonhexdec=0;
854 while (buf[cursor]){
855 if (!(ISHEXDEC)){
856 if (++nonhexdec%2){
857 buf[cursor]=' ';
858 } else {
859 buf[cursor]='\n';
860 }
861 }
862 cursor++;
863 }
864
865
866 if (index < NumCheats)
867 ret = EditCheat(index, "", buf);
868 else
869 ret = AddCheat("", buf);
870
871 if (ret != 0)
872 SysPrintf("Failed to set cheat %#u\n", index);
873 else if (index < NumCheats)
874 Cheats[index].Enabled = enabled;
875}
876
877/* multidisk support */
878static bool disk_ejected;
879static unsigned int disk_current_index;
880static unsigned int disk_count;
881static struct disks_state {
882 char *fname;
883 int internal_index; // for multidisk eboots
884} disks[8];
885
886static bool disk_set_eject_state(bool ejected)
887{
888 // weird PCSX API..
889 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
890 LidInterrupt();
891
892 disk_ejected = ejected;
893 return true;
894}
895
896static bool disk_get_eject_state(void)
897{
898 /* can't be controlled by emulated software */
899 return disk_ejected;
900}
901
902static unsigned int disk_get_image_index(void)
903{
904 return disk_current_index;
905}
906
907static bool disk_set_image_index(unsigned int index)
908{
909 if (index >= sizeof(disks) / sizeof(disks[0]))
910 return false;
911
912 CdromId[0] = '\0';
913 CdromLabel[0] = '\0';
914
915 if (disks[index].fname == NULL) {
916 SysPrintf("missing disk #%u\n", index);
917 CDR_shutdown();
918
919 // RetroArch specifies "no disk" with index == count,
920 // so don't fail here..
921 disk_current_index = index;
922 return true;
923 }
924
925 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
926 disks[index].fname, disks[index].internal_index);
927
928 cdrIsoMultidiskSelect = disks[index].internal_index;
929 set_cd_image(disks[index].fname);
930 if (ReloadCdromPlugin() < 0) {
931 SysPrintf("failed to load cdr plugin\n");
932 return false;
933 }
934 if (CDR_open() < 0) {
935 SysPrintf("failed to open cdr plugin\n");
936 return false;
937 }
938
939 if (!disk_ejected) {
940 SetCdOpenCaseTime(time(NULL) + 2);
941 LidInterrupt();
942 }
943
944 disk_current_index = index;
945 return true;
946}
947
948static unsigned int disk_get_num_images(void)
949{
950 return disk_count;
951}
952
953static bool disk_replace_image_index(unsigned index,
954 const struct retro_game_info *info)
955{
956 char *old_fname;
957 bool ret = true;
958
959 if (index >= sizeof(disks) / sizeof(disks[0]))
960 return false;
961
962 old_fname = disks[index].fname;
963 disks[index].fname = NULL;
964 disks[index].internal_index = 0;
965
966 if (info != NULL) {
967 disks[index].fname = strdup(info->path);
968 if (index == disk_current_index)
969 ret = disk_set_image_index(index);
970 }
971
972 if (old_fname != NULL)
973 free(old_fname);
974
975 return ret;
976}
977
978static bool disk_add_image_index(void)
979{
980 if (disk_count >= 8)
981 return false;
982
983 disk_count++;
984 return true;
985}
986
987static struct retro_disk_control_callback disk_control = {
988 .set_eject_state = disk_set_eject_state,
989 .get_eject_state = disk_get_eject_state,
990 .get_image_index = disk_get_image_index,
991 .set_image_index = disk_set_image_index,
992 .get_num_images = disk_get_num_images,
993 .replace_image_index = disk_replace_image_index,
994 .add_image_index = disk_add_image_index,
995};
996
997// just in case, maybe a win-rt port in the future?
998#ifdef _WIN32
999#define SLASH '\\'
1000#else
1001#define SLASH '/'
1002#endif
1003
1004#ifndef PATH_MAX
1005#define PATH_MAX 4096
1006#endif
1007
1008static char base_dir[PATH_MAX];
1009
1010static bool read_m3u(const char *file)
1011{
1012 char line[PATH_MAX];
1013 char name[PATH_MAX];
1014 FILE *f = fopen(file, "r");
1015 if (!f)
1016 return false;
1017
1018 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
1019 if (line[0] == '#')
1020 continue;
1021 char *carrige_return = strchr(line, '\r');
1022 if (carrige_return)
1023 *carrige_return = '\0';
1024 char *newline = strchr(line, '\n');
1025 if (newline)
1026 *newline = '\0';
1027
1028 if (line[0] != '\0')
1029 {
1030 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1031 disks[disk_count++].fname = strdup(name);
1032 }
1033 }
1034
1035 fclose(f);
1036 return (disk_count != 0);
1037}
1038
1039static void extract_directory(char *buf, const char *path, size_t size)
1040{
1041 char *base;
1042 strncpy(buf, path, size - 1);
1043 buf[size - 1] = '\0';
1044
1045 base = strrchr(buf, '/');
1046 if (!base)
1047 base = strrchr(buf, '\\');
1048
1049 if (base)
1050 *base = '\0';
1051 else
1052 {
1053 buf[0] = '.';
1054 buf[1] = '\0';
1055 }
1056}
1057
1058#if defined(__QNX__) || defined(_WIN32)
1059/* Blackberry QNX doesn't have strcasestr */
1060
1061/*
1062 * Find the first occurrence of find in s, ignore case.
1063 */
1064char *
1065strcasestr(const char *s, const char*find)
1066{
1067 char c, sc;
1068 size_t len;
1069
1070 if ((c = *find++) != 0) {
1071 c = tolower((unsigned char)c);
1072 len = strlen(find);
1073 do {
1074 do {
1075 if ((sc = *s++) == 0)
1076 return (NULL);
1077 } while ((char)tolower((unsigned char)sc) != c);
1078 } while (strncasecmp(s, find, len) != 0);
1079 s--;
1080 }
1081 return ((char *)s);
1082}
1083#endif
1084
1085bool retro_load_game(const struct retro_game_info *info)
1086{
1087 size_t i;
1088 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1089
1090 struct retro_input_descriptor desc[] = {
1091 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1092 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1093 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1094 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1095 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1096 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1097 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1098 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1099 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1100 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1101 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1102 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1103 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1104 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1105 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1106 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1107 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1108 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1109 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1110 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1111
1112
1113 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1114 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1115 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1116 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1117 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1118 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1119 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1120 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1121 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1122 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1123 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1124 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1125 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1126 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1127 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1128 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1129 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1130 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1131 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1132 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1133
1134 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1135 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1136 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1137 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1138 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1139 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1140 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1141 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1142 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1143 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1144 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1145 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1146 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1147 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1148 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1149 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1150 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1151 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1152 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1153 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1154
1155 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1156 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1157 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1158 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1159 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1160 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1161 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1162 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1163 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1164 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1165 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1166 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1167 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1168 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1169 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1170 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1171 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1172 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1173 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1174 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1175
1176 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1177 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1178 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1179 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1180 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1181 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1182 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1183 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1184 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1185 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1186 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1187 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1188 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1189 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1190 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1191 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1192 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1193 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1194 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1195 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1196
1197 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1198 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1199 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1200 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1201 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1202 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1203 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1204 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1205 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1206 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1207 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1208 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1209 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1210 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1211 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1212 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1213 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1214 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1215 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1216 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1217
1218 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1219 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1220 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1221 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1222 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1223 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1224 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1225 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1226 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1227 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1228 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1229 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1230 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1231 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1232 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1233 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1234 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1235 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1236 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1237 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1238
1239 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1240 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1241 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1242 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1243 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1244 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1245 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1246 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1247 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1248 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1249 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1250 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1251 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1252 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1253 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1254 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
1255 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1256 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1257 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1258 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1259
1260 { 0 },
1261 };
1262
1263 frame_count = 0;
1264
1265 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1266
1267#ifdef FRONTEND_SUPPORTS_RGB565
1268 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1269 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
1270 SysPrintf("RGB565 supported, using it\n");
1271 }
1272#endif
1273
1274 if (info == NULL || info->path == NULL) {
1275 SysPrintf("info->path required\n");
1276 return false;
1277 }
1278
1279 if (plugins_opened) {
1280 ClosePlugins();
1281 plugins_opened = 0;
1282 }
1283
1284 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1285 if (disks[i].fname != NULL) {
1286 free(disks[i].fname);
1287 disks[i].fname = NULL;
1288 }
1289 disks[i].internal_index = 0;
1290 }
1291
1292 disk_current_index = 0;
1293 extract_directory(base_dir, info->path, sizeof(base_dir));
1294
1295 if (is_m3u) {
1296 if (!read_m3u(info->path)) {
1297 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1298 return false;
1299 }
1300 } else {
1301 disk_count = 1;
1302 disks[0].fname = strdup(info->path);
1303 }
1304
1305 set_cd_image(disks[0].fname);
1306
1307 /* have to reload after set_cd_image for correct cdr plugin */
1308 if (LoadPlugins() == -1) {
1309 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1310 return false;
1311 }
1312
1313 plugins_opened = 1;
1314 NetOpened = 0;
1315
1316 if (OpenPlugins() == -1) {
1317 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1318 return false;
1319 }
1320
1321 plugin_call_rearmed_cbs();
1322 dfinput_activate();
1323
1324 if (CheckCdrom() == -1) {
1325 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1326 return false;
1327 }
1328
1329 SysReset();
1330
1331 if (LoadCdrom() == -1) {
1332 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1333 return false;
1334 }
1335 emu_on_new_cd(0);
1336
1337 // multidisk images
1338 if (!is_m3u) {
1339 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1340 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1341 disks[i].fname = strdup(info->path);
1342 disks[i].internal_index = i;
1343 }
1344 }
1345
1346 return true;
1347}
1348
1349unsigned retro_get_region(void)
1350{
1351 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1352}
1353
1354void *retro_get_memory_data(unsigned id)
1355{
1356 if (id == RETRO_MEMORY_SAVE_RAM)
1357 return Mcd1Data;
1358 else
1359 return NULL;
1360}
1361
1362size_t retro_get_memory_size(unsigned id)
1363{
1364 if (id == RETRO_MEMORY_SAVE_RAM)
1365 return MCD_SIZE;
1366 else
1367 return 0;
1368}
1369
1370void retro_reset(void)
1371{
1372 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1373 rebootemu = 1;
1374 //SysReset();
1375}
1376
1377static const unsigned short retro_psx_map[] = {
1378 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1379 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1380 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1381 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1382 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1383 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1384 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1385 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1386 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1387 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1388 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1389 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1390 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1391 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1392 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1393 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1394};
1395#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1396
1397static void update_variables(bool in_flight)
1398{
1399 struct retro_variable var;
1400 int i;
1401
1402 var.value = NULL;
1403 var.key = "pcsx_rearmed_frameskip";
1404 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1405 pl_rearmed_cbs.frameskip = atoi(var.value);
1406
1407 var.value = NULL;
1408 var.key = "pcsx_rearmed_region";
1409 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1410 {
1411 Config.PsxAuto = 0;
1412 if (strcmp(var.value, "auto") == 0)
1413 Config.PsxAuto = 1;
1414 else if (strcmp(var.value, "NTSC") == 0)
1415 Config.PsxType = 0;
1416 else if (strcmp(var.value, "PAL") == 0)
1417 Config.PsxType = 1;
1418 }
1419
1420 for (i = 0; i < PORTS_NUMBER; i++)
1421 update_controller_port_variable(i);
1422
1423 update_multitap();
1424
1425 var.value = NULL;
1426 var.key = "pcsx_rearmed_negcon_deadzone";
1427 negcon_deadzone = 0;
1428 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1429 {
1430 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1431 }
1432
1433 var.value = NULL;
1434 var.key = "pcsx_rearmed_negcon_response";
1435 negcon_linearity = 1;
1436 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1437 {
1438 if (strcmp(var.value, "quadratic") == 0){
1439 negcon_linearity = 2;
1440 } else if (strcmp(var.value, "cubic") == 0){
1441 negcon_linearity = 3;
1442 }
1443 }
1444
1445 var.value = NULL;
1446 var.key = "pcsx_rearmed_vibration";
1447
1448 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1449 {
1450 if (strcmp(var.value, "disabled") == 0)
1451 in_enable_vibration = 0;
1452 else if (strcmp(var.value, "enabled") == 0)
1453 in_enable_vibration = 1;
1454 }
1455
1456 var.value = NULL;
1457 var.key = "pcsx_rearmed_dithering";
1458
1459 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1460 {
1461 if (strcmp(var.value, "disabled") == 0) {
1462 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1463 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1464#ifdef __ARM_NEON__
1465 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1466#endif
1467 }
1468 else if (strcmp(var.value, "enabled") == 0) {
1469 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1470 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1471#ifdef __ARM_NEON__
1472 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1473#endif
1474 }
1475 }
1476
1477#ifdef __ARM_NEON__
1478 var.value = "NULL";
1479 var.key = "pcsx_rearmed_neon_interlace_enable";
1480
1481 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1482 {
1483 if (strcmp(var.value, "disabled") == 0)
1484 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1485 else if (strcmp(var.value, "enabled") == 0)
1486 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1487 }
1488
1489 var.value = NULL;
1490 var.key = "pcsx_rearmed_neon_enhancement_enable";
1491
1492 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1493 {
1494 if (strcmp(var.value, "disabled") == 0)
1495 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1496 else if (strcmp(var.value, "enabled") == 0)
1497 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1498 }
1499
1500 var.value = NULL;
1501 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1502
1503 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1504 {
1505 if (strcmp(var.value, "disabled") == 0)
1506 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1507 else if (strcmp(var.value, "enabled") == 0)
1508 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1509 }
1510#endif
1511
1512 var.value = "NULL";
1513 var.key = "pcsx_rearmed_duping_enable";
1514
1515 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1516 {
1517 if (strcmp(var.value, "disabled") == 0)
1518 duping_enable = false;
1519 else if (strcmp(var.value, "enabled") == 0)
1520 duping_enable = true;
1521 }
1522
1523 var.value = "NULL";
1524 var.key = "pcsx_rearmed_display_internal_fps";
1525
1526 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1527 {
1528 if (strcmp(var.value, "disabled") == 0)
1529 display_internal_fps = false;
1530 else if (strcmp(var.value, "enabled") == 0)
1531 display_internal_fps = true;
1532 }
1533
1534#ifndef DRC_DISABLE
1535 var.value = NULL;
1536 var.key = "pcsx_rearmed_drc";
1537
1538 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1539 {
1540 R3000Acpu *prev_cpu = psxCpu;
1541
1542#ifdef _3DS
1543 if(!__ctr_svchax)
1544 Config.Cpu = CPU_INTERPRETER;
1545 else
1546#endif
1547 if (strcmp(var.value, "disabled") == 0)
1548 Config.Cpu = CPU_INTERPRETER;
1549 else if (strcmp(var.value, "enabled") == 0)
1550 Config.Cpu = CPU_DYNAREC;
1551
1552 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1553 if (psxCpu != prev_cpu) {
1554 prev_cpu->Shutdown();
1555 psxCpu->Init();
1556 psxCpu->Reset(); // not really a reset..
1557 }
1558 }
1559#endif
1560
1561 var.value = "NULL";
1562 var.key = "pcsx_rearmed_spu_reverb";
1563
1564 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1565 {
1566 if (strcmp(var.value, "disabled") == 0)
1567 spu_config.iUseReverb = false;
1568 else if (strcmp(var.value, "enabled") == 0)
1569 spu_config.iUseReverb = true;
1570 }
1571
1572 var.value = "NULL";
1573 var.key = "pcsx_rearmed_spu_interpolation";
1574
1575 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1576 {
1577 if (strcmp(var.value, "simple") == 0)
1578 spu_config.iUseInterpolation = 1;
1579 else if (strcmp(var.value, "gaussian") == 0)
1580 spu_config.iUseInterpolation = 2;
1581 else if (strcmp(var.value, "cubic") == 0)
1582 spu_config.iUseInterpolation = 3;
1583 else if (strcmp(var.value, "off") == 0)
1584 spu_config.iUseInterpolation = 0;
1585 }
1586
1587 var.value = "NULL";
1588 var.key = "pcsx_rearmed_pe2_fix";
1589
1590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1591 {
1592 if (strcmp(var.value, "disabled") == 0)
1593 Config.RCntFix = 0;
1594 else if (strcmp(var.value, "enabled") == 0)
1595 Config.RCntFix = 1;
1596 }
1597
1598 var.value = "NULL";
1599 var.key = "pcsx_rearmed_idiablofix";
1600
1601 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1602 {
1603 if (strcmp(var.value, "disabled") == 0)
1604 spu_config.idiablofix = 0;
1605 else if (strcmp(var.value, "enabled") == 0)
1606 spu_config.idiablofix = 1;
1607 }
1608
1609 var.value = "NULL";
1610 var.key = "pcsx_rearmed_inuyasha_fix";
1611
1612 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1613 {
1614 if (strcmp(var.value, "disabled") == 0)
1615 Config.VSyncWA = 0;
1616 else if (strcmp(var.value, "enabled") == 0)
1617 Config.VSyncWA = 1;
1618 }
1619
1620 var.value = NULL;
1621 var.key = "pcsx_rearmed_noxadecoding";
1622 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1623 {
1624 if (strcmp(var.value, "disabled") == 0)
1625 Config.Xa = 1;
1626 else
1627 Config.Xa = 0;
1628 }
1629
1630 var.value = NULL;
1631 var.key = "pcsx_rearmed_nocdaudio";
1632 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1633 {
1634 if (strcmp(var.value, "disabled") == 0)
1635 Config.Cdda = 1;
1636 else
1637 Config.Cdda = 0;
1638 }
1639
1640#ifndef DRC_DISABLE
1641 var.value = NULL;
1642 var.key = "pcsx_rearmed_nosmccheck";
1643 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1644 {
1645 if (strcmp(var.value, "enabled") == 0)
1646 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1647 else
1648 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1649 }
1650
1651 var.value = NULL;
1652 var.key = "pcsx_rearmed_gteregsunneeded";
1653 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1654 {
1655 if (strcmp(var.value, "enabled") == 0)
1656 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1657 else
1658 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1659 }
1660
1661 var.value = NULL;
1662 var.key = "pcsx_rearmed_nogteflags";
1663 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1664 {
1665 if (strcmp(var.value, "enabled") == 0)
1666 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
1667 else
1668 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1669 }
1670#endif
1671
1672 if (in_flight) {
1673 // inform core things about possible config changes
1674 plugin_call_rearmed_cbs();
1675
1676 if (GPU_open != NULL && GPU_close != NULL) {
1677 GPU_close();
1678 GPU_open(&gpuDisp, "PCSX", NULL);
1679 }
1680
1681 dfinput_activate();
1682 }
1683 else
1684 {
1685 //not yet running
1686
1687 //bootlogo display hack
1688 if (found_bios) {
1689 var.value = "NULL";
1690 var.key = "pcsx_rearmed_show_bios_bootlogo";
1691 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1692 {
1693 Config.SlowBoot = 0;
1694 rebootemu = 0;
1695 if (strcmp(var.value, "enabled") == 0)
1696 {
1697 Config.SlowBoot = 1;
1698 rebootemu = 1;
1699 }
1700 }
1701 }
1702#ifndef DRC_DISABLE
1703 var.value = "NULL";
1704 var.key = "pcsx_rearmed_psxclock";
1705 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1706 {
1707 int psxclock = atoi(var.value);
1708 cycle_multiplier = 10000 / psxclock;
1709 }
1710#endif
1711 }
1712}
1713
1714// Taken from beetle-psx-libretro
1715static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
1716{
1717 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1718 // feature (or pre-date it) so we need to handle this in a graceful way.
1719
1720 // First, try and get an analog value using the new libretro API constant
1721 uint16_t button = input_state_cb(player_index,
1722 RETRO_DEVICE_ANALOG,
1723 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1724 id);
1725 button = MIN(button / 128, 255);
1726
1727 if (button == 0)
1728 {
1729 // If we got exactly zero, we're either not pressing the button, or the front-end
1730 // is not reporting analog values. We need to do a second check using the classic
1731 // digital API method, to at least get some response - better than nothing.
1732
1733 // NOTE: If we're really just not holding the button, we're still going to get zero.
1734
1735 button = (ret & (1 << id)) ? 255 : 0;
1736 }
1737
1738 return button;
1739}
1740
1741void retro_run(void)
1742{
1743 int i;
1744 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1745 if (rebootemu != 0) {
1746 rebootemu = 0;
1747 SysReset();
1748 if (!Config.HLE && !Config.SlowBoot) {
1749 // skip BIOS logos
1750 psxRegs.pc = psxRegs.GPR.n.ra;
1751 }
1752 }
1753
1754 if (display_internal_fps) {
1755 frame_count++;
1756
1757 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1758 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1759 char str[64];
1760 const char *strc = (const char*)str;
1761 struct retro_message msg =
1762 {
1763 strc,
1764 180
1765 };
1766
1767 str[0] = '\0';
1768
1769 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1770
1771 pl_rearmed_cbs.flip_cnt = 0;
1772
1773 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1774 }
1775 }
1776 else
1777 frame_count = 0;
1778
1779 input_poll_cb();
1780
1781 bool updated = false;
1782 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1783 update_variables(true);
1784
1785 // reset all keystate, query libretro for keystate
1786 int j;
1787 int lsx;
1788 int rsy;
1789 float negcon_twist_amplitude;
1790 int negcon_i_rs;
1791 int negcon_ii_rs;
1792 for(i = 0; i < PORTS_NUMBER; i++)
1793 {
1794 int16_t ret = 0;
1795 in_keystate[i] = 0;
1796
1797 if (in_type[i] == PSE_PAD_TYPE_NONE)
1798 continue;
1799
1800 if (libretro_supports_bitmasks)
1801 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
1802 else
1803 {
1804 unsigned j;
1805 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
1806 {
1807 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1808 ret |= (1 << j);
1809 }
1810 }
1811
1812 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
1813 {
1814 // Query digital inputs
1815 //
1816 // > Pad-Up
1817 if (ret & (1 < RETRO_DEVICE_ID_JOYPAD_UP))
1818 in_keystate[i] |= (1 << DKEY_UP);
1819 // > Pad-Right
1820 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
1821 in_keystate[i] |= (1 << DKEY_RIGHT);
1822 // > Pad-Down
1823 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
1824 in_keystate[i] |= (1 << DKEY_DOWN);
1825 // > Pad-Left
1826 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
1827 in_keystate[i] |= (1 << DKEY_LEFT);
1828 // > Start
1829 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
1830 in_keystate[i] |= (1 << DKEY_START);
1831 // > neGcon A
1832 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
1833 in_keystate[i] |= (1 << DKEY_CIRCLE);
1834 // > neGcon B
1835 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
1836 in_keystate[i] |= (1 << DKEY_TRIANGLE);
1837 // > neGcon R shoulder (digital)
1838 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
1839 in_keystate[i] |= (1 << DKEY_R1);
1840 // Query analog inputs
1841 //
1842 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1843 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1844 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1845 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1846 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1847 // So we just have to map in_analog_left/right to more
1848 // appropriate inputs...
1849 //
1850 // > NeGcon twist
1851 // >> Get raw analog stick value and account for deadzone
1852 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
1853 if (lsx > negcon_deadzone)
1854 lsx = lsx - negcon_deadzone;
1855 else if (lsx < -negcon_deadzone)
1856 lsx = lsx + negcon_deadzone;
1857 else
1858 lsx = 0;
1859 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1860 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
1861 if (negcon_linearity == 2)
1862 {
1863 if (negcon_twist_amplitude < 0.0)
1864 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
1865 else
1866 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
1867 }
1868 else if (negcon_linearity == 3)
1869 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
1870 // >> Convert to final 'in_analog' integer value [0,255]
1871 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
1872 // > NeGcon I + II
1873 // >> Handle right analog stick vertical axis mapping...
1874 // - Up (-Y) == accelerate == neGcon I
1875 // - Down (+Y) == brake == neGcon II
1876 negcon_i_rs = 0;
1877 negcon_ii_rs = 0;
1878 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1879 if (rsy >= 0){
1880 // Account for deadzone
1881 // (Note: have never encountered a gamepad with significant differences
1882 // in deadzone between left/right analog sticks, so use the regular 'twist'
1883 // deadzone here)
1884 if (rsy > negcon_deadzone)
1885 rsy = rsy - negcon_deadzone;
1886 else
1887 rsy = 0;
1888 // Convert to 'in_analog' integer value [0,255]
1889 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1890 } else {
1891 if (rsy < -negcon_deadzone)
1892 rsy = -1 * (rsy + negcon_deadzone);
1893 else
1894 rsy = 0;
1895 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1896 }
1897 // >> NeGcon I
1898 in_analog_right[i][1] = MAX(
1899 MAX(
1900 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1901 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
1902 ),
1903 negcon_i_rs
1904 );
1905 // >> NeGcon II
1906 in_analog_left[i][0] = MAX(
1907 MAX(
1908 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1909 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
1910 ),
1911 negcon_ii_rs
1912 );
1913 // > NeGcon L
1914 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
1915 }
1916 else
1917 {
1918 // Query digital inputs
1919 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
1920 if (ret & (1 << j))
1921 in_keystate[i] |= retro_psx_map[j];
1922
1923 // Query analog inputs
1924 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
1925 {
1926 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);
1927 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);
1928 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);
1929 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);
1930 }
1931 }
1932 }
1933
1934 stop = 0;
1935 psxCpu->Execute();
1936
1937 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1938 vout_width, vout_height, vout_width * 2);
1939 vout_fb_dirty = 0;
1940
1941 set_vout_fb();
1942}
1943
1944static bool try_use_bios(const char *path)
1945{
1946 FILE *f;
1947 long size;
1948 const char *name;
1949
1950 f = fopen(path, "rb");
1951 if (f == NULL)
1952 return false;
1953
1954 fseek(f, 0, SEEK_END);
1955 size = ftell(f);
1956 fclose(f);
1957
1958 if (size != 512 * 1024)
1959 return false;
1960
1961 name = strrchr(path, SLASH);
1962 if (name++ == NULL)
1963 name = path;
1964 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1965 return true;
1966}
1967
1968#ifndef VITA
1969#include <sys/types.h>
1970#include <dirent.h>
1971
1972static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1973{
1974 DIR *dir;
1975 struct dirent *ent;
1976 bool ret = false;
1977
1978 dir = opendir(dirpath);
1979 if (dir == NULL)
1980 return false;
1981
1982 while ((ent = readdir(dir))) {
1983 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1984 continue;
1985
1986 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
1987 ret = try_use_bios(path);
1988 if (ret)
1989 break;
1990 }
1991 closedir(dir);
1992 return ret;
1993}
1994#else
1995#define find_any_bios(...) false
1996#endif
1997
1998static void check_system_specs(void)
1999{
2000 unsigned level = 6;
2001 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2002}
2003
2004static int init_memcards(void)
2005{
2006 int ret = 0;
2007 const char *dir;
2008 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
2009 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2010
2011 // Memcard2 will be handled and is re-enabled if needed using core
2012 // operations.
2013 // Memcard1 is handled by libretro, doing this will set core to
2014 // skip file io operations for memcard1 like SaveMcd
2015 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2016 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2017 init_memcard(Mcd1Data);
2018 // Memcard 2 is managed by the emulator on the filesystem,
2019 // There is no need to initialize Mcd2Data like Mcd1Data.
2020
2021 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2022 SysPrintf("Memcard 2: %s\n", var.value);
2023 if (memcmp(var.value, "enabled", 7) == 0) {
2024 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2025 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2026 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2027 ret = -1;
2028 } else {
2029 McdDisable[1] = 0;
2030 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2031 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2032 }
2033 } else {
2034 SysPrintf("Could not get save directory! Could not create memcard 2.");
2035 ret = -1;
2036 }
2037 }
2038 }
2039 return ret;
2040}
2041
2042static void loadPSXBios(void)
2043{
2044 const char *dir;
2045 char path[256];
2046 unsigned useHLE = 0;
2047
2048 const char *bios[] = {
2049 "SCPH101", "scph101",
2050 "SCPH5501", "scph5501",
2051 "SCPH7001", "scph7001",
2052 "SCPH1001", "scph1001"
2053 };
2054
2055 struct retro_variable var = {
2056 .key = "pcsx_rearmed_bios",
2057 .value = NULL
2058 };
2059
2060 found_bios = 0;
2061
2062 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2063 if (!strcmp(var.value, "HLE"))
2064 useHLE = 1;
2065 }
2066
2067 if (!useHLE)
2068 {
2069 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2070 {
2071 unsigned i;
2072 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2073
2074 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2075 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2076 found_bios = try_use_bios(path);
2077 if (found_bios)
2078 break;
2079 }
2080
2081 if (!found_bios)
2082 found_bios = find_any_bios(dir, path, sizeof(path));
2083 }
2084 if (found_bios) {
2085 SysPrintf("found BIOS file: %s\n", Config.Bios);
2086 }
2087 }
2088
2089 if (useHLE || !found_bios)
2090 {
2091 SysPrintf("no BIOS files found.\n");
2092 struct retro_message msg =
2093 {
2094 "No PlayStation BIOS file found - add for better compatibility",
2095 180
2096 };
2097 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2098 }
2099}
2100
2101void retro_init(void)
2102{
2103 struct retro_rumble_interface rumble;
2104 int ret;
2105
2106#ifdef __MACH__
2107 // magic sauce to make the dynarec work on iOS
2108 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2109#endif
2110
2111#ifdef _3DS
2112 psxMapHook = pl_3ds_mmap;
2113 psxUnmapHook = pl_3ds_munmap;
2114#endif
2115#ifdef VITA
2116 if(init_vita_mmap()<0)
2117 abort();
2118 psxMapHook = pl_vita_mmap;
2119 psxUnmapHook = pl_vita_munmap;
2120#endif
2121 ret = emu_core_preinit();
2122#ifdef _3DS
2123 /* emu_core_preinit sets the cpu to dynarec */
2124 if(!__ctr_svchax)
2125 Config.Cpu = CPU_INTERPRETER;
2126#endif
2127 ret |= init_memcards();
2128
2129 ret |= emu_core_init();
2130 if (ret != 0) {
2131 SysPrintf("PCSX init failed.\n");
2132 exit(1);
2133 }
2134
2135#ifdef _3DS
2136 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2137#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
2138 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2139#else
2140 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2141#endif
2142
2143 vout_buf_ptr = vout_buf;
2144
2145 loadPSXBios();
2146
2147 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2148 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2149
2150 rumble_cb = NULL;
2151 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2152 rumble_cb = rumble.set_rumble_state;
2153
2154 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2155 * we have to do this because cache misses and some IO penalties
2156 * are not emulated. Warning: changing this may break compatibility. */
2157 cycle_multiplier = 175;
2158#ifdef HAVE_PRE_ARMV7
2159 cycle_multiplier = 200;
2160#endif
2161 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2162 spu_config.iUseFixedUpdates = 1;
2163
2164 SaveFuncs.open = save_open;
2165 SaveFuncs.read = save_read;
2166 SaveFuncs.write = save_write;
2167 SaveFuncs.seek = save_seek;
2168 SaveFuncs.close = save_close;
2169
2170 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2171 libretro_supports_bitmasks = true;
2172
2173 update_variables(false);
2174 check_system_specs();
2175}
2176
2177void retro_deinit(void)
2178{
2179 SysClose();
2180#ifdef _3DS
2181 linearFree(vout_buf);
2182#else
2183 free(vout_buf);
2184#endif
2185 vout_buf = NULL;
2186
2187#ifdef VITA
2188 deinit_vita_mmap();
2189#endif
2190 libretro_supports_bitmasks = false;
2191}
2192
2193#ifdef VITA
2194#include <psp2/kernel/threadmgr.h>
2195int usleep (unsigned long us)
2196{
2197 sceKernelDelayThread(us);
2198}
2199#endif
ARM optimized PCSX fork