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Merge pull request #296 from retro-wertz/dynarec_speedhacks
[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"
36#include "libretro.h"
37
fc99395c 38#ifdef _3DS
fc99395c 39#include "3ds/3ds_utils.h"
fc99395c 40#endif
41
8136cafb
AP		 42#define PORTS_NUMBER 8
43
a9bb0712 44#ifndef MIN
45#define MIN(a, b) ((a) < (b) ? (a) : (b))
46#endif
47
8741f7a2 48#ifndef MAX
49#define MAX(a, b) ((a) > (b) ? (a) : (b))
50#endif
51
47624ecf 52#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
53
2df7fcac
BP		 54#define INTERNAL_FPS_SAMPLE_PERIOD 64
55
726da67c 56//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 57static int rebootemu = 0;
726da67c 58
38c2028e 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;
79f29e0a 64static retro_set_rumble_state_t rumble_cb;
b2aef321 65static struct retro_log_callback logging;
66static retro_log_printf_t log_cb;
38c2028e 67
68static void *vout_buf;
65a0505f 69static void * vout_buf_ptr;
70d56ca3 70static int vout_width, vout_height;
71static int vout_doffs_old, vout_fb_dirty;
1a6164a1 72static bool vout_can_dupe;
0e5a7b7d 73static bool duping_enable;
b580cc4f 74static bool found_bios;
2df7fcac
BP		 75static bool display_internal_fps = false;
76static unsigned frame_count = 0;
70d56ca3 77
38c2028e 78static int plugins_opened;
17f84149 79static int is_pal_mode;
38c2028e 80
f9f60dae
TK		 81/* memory card data */
82extern char Mcd1Data[MCD_SIZE];
76e889bc 83extern char Mcd2Data[MCD_SIZE];
f9f60dae 84extern char McdDisable[2];
38c2028e 85
86/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 87int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
88 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 };
61c4962a 91int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
92int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 93unsigned short in_keystate[PORTS_NUMBER];
29f3675b 94int multitap1 = 0;
95int multitap2 = 0;
4e477065 96int in_enable_vibration = 1;
38c2028e 97
e1442c48 98// NegCon adjustment parameters
99// > The NegCon 'twist' action is somewhat awkward when mapped
100// to a standard analog stick -> user should be able to tweak
101// response/deadzone for comfort
102// > When response is linear, 'additional' deadzone (set here)
103// may be left at zero, since this is normally handled via in-game
104// options menus
105// > When response is non-linear, deadzone should be set to match the
106// controller being used (otherwise precision may be lost)
107// > negcon_linearity:
108// - 1: Response is linear - recommended when using racing wheel
109// peripherals, not recommended for standard gamepads
110// - 2: Response is quadratic - optimal setting for gamepads
111// - 3: Response is cubic - enables precise fine control, but
112// difficult to use...
113#define NEGCON_RANGE 0x7FFF
114static int negcon_deadzone = 0;
115static int negcon_linearity = 1;
116
805fe9bc 117/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
118#define VOUT_MAX_WIDTH 1024
119#define VOUT_MAX_HEIGHT 512
120
646a63e4 121//Dummy functions
122bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
123void retro_unload_game(void){}
124static int vout_open(void){return 0;}
125static void vout_close(void){}
126static int snd_init(void){return 0;}
127static void snd_finish(void){}
128static int snd_busy(void){return 0;}
129
7df396ea
TK		 130static void init_memcard(char *mcd_data)
131{
132 unsigned off = 0;
133 unsigned i;
134
135 memset(mcd_data, 0, MCD_SIZE);
136
137 mcd_data[off++] = 'M';
138 mcd_data[off++] = 'C';
139 off += 0x7d;
140 mcd_data[off++] = 0x0e;
141
142 for (i = 0; i < 15; i++) {
143 mcd_data[off++] = 0xa0;
144 off += 0x07;
145 mcd_data[off++] = 0xff;
146 mcd_data[off++] = 0xff;
147 off += 0x75;
148 mcd_data[off++] = 0xa0;
149 }
150
151 for (i = 0; i < 20; i++) {
152 mcd_data[off++] = 0xff;
153 mcd_data[off++] = 0xff;
154 mcd_data[off++] = 0xff;
155 mcd_data[off++] = 0xff;
156 off += 0x04;
157 mcd_data[off++] = 0xff;
158 mcd_data[off++] = 0xff;
159 off += 0x76;
160 }
161}
162
49c61096 163static void set_vout_fb()
38c2028e 164{
6558949c
FJGG		 165 struct retro_framebuffer fb = {0};
166
167 fb.width = vout_width;
168 fb.height = vout_height;
169 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
170
6558949c 171 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
49c61096
G		 172 vout_buf_ptr = (uint16_t*)fb.data;
173 else
174 vout_buf_ptr = vout_buf;
175}
6558949c 176
49c61096
G		 177static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
178{
179 vout_width = w;
180 vout_height = h;
181
182 set_vout_fb();
38c2028e 183}
184
cc4f9b70 185#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 186static void convert(void *buf, size_t bytes)
38c2028e 187{
188 unsigned int i, v, *p = buf;
189
9c59f120 190 for (i = 0; i < bytes / 4; i++) {
38c2028e 191 v = p[i];
192 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
193 }
194}
46aa5b98 195#endif
38c2028e 196
fa56d360 197static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 198{
65a0505f 199 unsigned short *dest = vout_buf_ptr;
fa56d360 200 const unsigned short *src = vram;
70d56ca3 201 int dstride = vout_width, h1 = h;
202 int doffs;
38c2028e 203
fa56d360 204 if (vram == NULL) {
205 // blanking
65a0505f 206 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 207 goto out;
208 }
209
70d56ca3 210 doffs = (vout_height - h) * dstride;
211 doffs += (dstride - w) / 2 & ~1;
212 if (doffs != vout_doffs_old) {
213 // clear borders
65a0505f 214 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 215 vout_doffs_old = doffs;
216 }
217 dest += doffs;
218
fa56d360 219 if (bgr24)
220 {
221 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
222 for (; h1-- > 0; dest += dstride, src += stride)
223 {
224 bgr888_to_rgb565(dest, src, w * 3);
225 }
226 }
227 else
228 {
229 for (; h1-- > 0; dest += dstride, src += stride)
230 {
231 bgr555_to_rgb565(dest, src, w * 2);
232 }
233 }
38c2028e 234
fa56d360 235out:
46aa5b98 236#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 237 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 238#endif
70d56ca3 239 vout_fb_dirty = 1;
fa56d360 240 pl_rearmed_cbs.flip_cnt++;
38c2028e 241}
242
fc99395c 243#ifdef _3DS
244typedef struct
245{
246 void* buffer;
247 uint32_t target_map;
248 size_t size;
249 enum psxMapTag tag;
250}psx_map_t;
251
252psx_map_t custom_psx_maps[] = {
253 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
254 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
255 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
256 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
257 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
258};
259
260void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
261 enum psxMapTag tag)
262{
263 (void)is_fixed;
264 (void)addr;
265
f72db18e 266 if (__ctr_svchax)
fc99395c 267 {
268 psx_map_t* custom_map = custom_psx_maps;
269
270 for (; custom_map->size; custom_map++)
271 {
272 if ((custom_map->size == size) && (custom_map->tag == tag))
273 {
274 uint32_t ptr_aligned, tmp;
275
276 custom_map->buffer = malloc(size + 0x1000);
277 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
278
f72db18e 279 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 280 {
281 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
282 exit(1);
283 }
284
285 return (void*)custom_map->target_map;
286 }
287 }
288 }
289
290 return malloc(size);
291}
292
293void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 294{
fc99395c 295 (void)tag;
296
f72db18e 297 if (__ctr_svchax)
fc99395c 298 {
299 psx_map_t* custom_map = custom_psx_maps;
300
301 for (; custom_map->size; custom_map++)
302 {
303 if ((custom_map->target_map == (uint32_t)ptr))
304 {
305 uint32_t ptr_aligned, tmp;
306
307 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
308
f72db18e 309 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 310
311 free(custom_map->buffer);
312 custom_map->buffer = NULL;
313 return;
314 }
315 }
316 }
317
318 free(ptr);
319}
320#endif
321
1a5fd794 322#ifdef VITA
323typedef struct
324{
325 void* buffer;
326 uint32_t target_map;
327 size_t size;
328 enum psxMapTag tag;
329}psx_map_t;
330
73081f23
FJGG		 331void* addr = NULL;
332
1a5fd794 333psx_map_t custom_psx_maps[] = {
334 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
335 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
336 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
337 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
338 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
339};
340
73081f23
FJGG		 341int init_vita_mmap(){
342 int n;
848b806c 343 void * tmpaddr;
73081f23
FJGG		 344 addr = malloc(64*1024*1024);
345 if(addr==NULL)
346 return -1;
848b806c
FJGG		 347 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
348 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
349 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
350 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
351 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
352 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 353#if 0
354 for(n = 0; n < 5; n++){
355 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
356 }
357#endif
358 return 0;
359}
360
361void deinit_vita_mmap(){
362 free(addr);
363}
364
1a5fd794 365void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
366 enum psxMapTag tag)
367{
368 (void)is_fixed;
369 (void)addr;
370
371
372 psx_map_t* custom_map = custom_psx_maps;
373
374 for (; custom_map->size; custom_map++)
375 {
376 if ((custom_map->size == size) && (custom_map->tag == tag))
377 {
1a5fd794 378 return custom_map->buffer;
379 }
380 }
381
382
383 return malloc(size);
384}
385
386void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
387{
388 (void)tag;
389
390 psx_map_t* custom_map = custom_psx_maps;
391
392 for (; custom_map->size; custom_map++)
393 {
394 if ((custom_map->buffer == ptr))
395 {
1a5fd794 396 return;
397 }
398 }
399
400 free(ptr);
401}
402#endif
403
fc99395c 404static void *pl_mmap(unsigned int size)
ace14ab3 405{
87e5b45f 406 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 407}
408
409static void pl_munmap(void *ptr, unsigned int size)
410{
87e5b45f 411 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 412}
413
38c2028e 414struct rearmed_cbs pl_rearmed_cbs = {
415 .pl_vout_open = vout_open,
416 .pl_vout_set_mode = vout_set_mode,
417 .pl_vout_flip = vout_flip,
418 .pl_vout_close = vout_close,
cc56203b 419 .mmap = pl_mmap,
420 .munmap = pl_munmap,
38c2028e 421 /* from psxcounters */
422 .gpu_hcnt = &hSyncCount,
423 .gpu_frame_count = &frame_counter,
424};
425
426void pl_frame_limit(void)
427{
428 /* called once per frame, make psxCpu->Execute() above return */
429 stop = 1;
430}
431
432void pl_timing_prepare(int is_pal)
433{
17f84149 434 is_pal_mode = is_pal;
38c2028e 435}
436
d71c7095 437void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 438{
79f29e0a 439 if (!rumble_cb)
440 return;
441
442 if (in_enable_vibration)
70fb8fe7 443 {
79f29e0a 444 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
445 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
70fb8fe7 446 }
38c2028e 447}
448
e4c83ca6 449void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 450{
451}
452
453/* sound calls */
07c13dfd 454static void snd_feed(void *buf, int bytes)
38c2028e 455{
db126209 456 if (audio_batch_cb != NULL)
457 audio_batch_cb(buf, bytes / 4);
38c2028e 458}
459
07c13dfd 460void out_register_libretro(struct out_driver *drv)
461{
462 drv->name = "libretro";
463 drv->init = snd_init;
464 drv->finish = snd_finish;
465 drv->busy = snd_busy;
466 drv->feed = snd_feed;
467}
468
38c2028e 469/* libretro */
e268a47e 470void retro_set_environment(retro_environment_t cb)
471{
e268a47e 472 static const struct retro_variable vars[] = {
4e477065 473 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
9e7bdf29 474 { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
f4cceff6 475 { "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
d382721e 476 { "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
bc1fc5f3 477 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog|dualshock|negcon|none" },
478 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog|dualshock|negcon|none" },
479 { "pcsx_rearmed_pad3type", "Pad 3 Type; none|standard|analog|dualshock|negcon" },
480 { "pcsx_rearmed_pad4type", "Pad 4 Type; none|standard|analog|dualshock|negcon" },
481 { "pcsx_rearmed_pad5type", "Pad 5 Type; none|standard|analog|dualshock|negcon" },
482 { "pcsx_rearmed_pad6type", "Pad 6 Type; none|standard|analog|dualshock|negcon" },
483 { "pcsx_rearmed_pad7type", "Pad 7 Type; none|standard|analog|dualshock|negcon" },
484 { "pcsx_rearmed_pad8type", "Pad 8 Type; none|standard|analog|dualshock|negcon" },
30d43b8a
AP		 485 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
486 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
e1442c48 487 { "pcsx_rearmed_negcon_deadzone", "NegCon Twist Deadzone (percent); 0|5|10|15|20|25|30" },
488 { "pcsx_rearmed_negcon_response", "NegCon Twist Response; linear|quadratic|cubic" },
70fb8fe7 489 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
5c1cbedc 490 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
48f615ba 491#ifndef DRC_DISABLE
4e477065 492 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
f8983cce 493#ifdef HAVE_PRE_ARMV7
494 { "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" },
495#else
496 { "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" },
497#endif
48f615ba 498#endif
8569f7c3 499#ifdef __ARM_NEON__
55e5626b 500 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
501 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
502 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 503#endif
0a6520c3 504 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
2df7fcac 505 { "pcsx_rearmed_display_internal_fps", "Display Internal FPS; disabled|enabled" },
0a6520c3
SB		 506 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
507 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
01394a7f 508 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
1d6abe26 509 { "pcsx_rearmed_idiablofix", "Diablo Music Fix; disabled|enabled" },
b3480be8 510 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
511 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
b12cce74 512
513 /* Advance options */
514 { "pcsx_rearmed_noxadecoding", "XA Decoding; enabled|disabled" },
515 { "pcsx_rearmed_nocdaudio", "CD Audio; enabled|disabled" },
516#ifndef DRC_DISABLE
517 { "pcsx_rearmed_nosmccheck", "(Speed Hack) Disable SMC Checks; disabled|enabled" },
518 { "pcsx_rearmed_gteregsunneeded", "(Speed Hack) Assume GTE Regs Unneeded; disabled|enabled" },
519 { "pcsx_rearmed_nogteflags", "(Speed Hack) Disable GTE Flags; disabled|enabled" },
520#endif
521
522 { NULL, NULL }
e268a47e 523 };
524
b2aef321 525 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
526 log_cb = logging.log;
527
e268a47e 528 environ_cb = cb;
529
530 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 531}
532
38c2028e 533void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
534void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
535void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
536void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
537void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
538
539unsigned retro_api_version(void)
540{
541 return RETRO_API_VERSION;
542}
543
15504ca8 544static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 545{
546 if (port >= PORTS_NUMBER)
15504ca8 547 return 0;
8136cafb 548
15504ca8
AP		 549 if (!environ_cb)
550 return 0;
8136cafb 551
15504ca8 552 var->value = NULL;
a06f5a70
AP		 553 switch (port) {
554 case 0:
15504ca8 555 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 556 break;
557 case 1:
15504ca8 558 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 559 break;
560 case 2:
15504ca8 561 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 562 break;
563 case 3:
15504ca8 564 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 565 break;
566 case 4:
15504ca8 567 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 568 break;
569 case 5:
15504ca8 570 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 571 break;
572 case 6:
15504ca8 573 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 574 break;
575 case 7:
15504ca8 576 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 577 break;
578 }
579
15504ca8
AP		 580 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
581}
582
583static void update_controller_port_variable(unsigned port)
584{
585 if (port >= PORTS_NUMBER)
586 return;
587
588 struct retro_variable var;
589
590 if (controller_port_variable(port, &var))
8136cafb 591 {
3c0fb554 592 if (strcmp(var.value, "standard") == 0)
8342a300 593 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 594 else if (strcmp(var.value, "analog") == 0)
de95fedd
S		 595 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
596 else if (strcmp(var.value, "dualshock") == 0)
8342a300 597 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 598 else if (strcmp(var.value, "negcon") == 0)
8342a300 599 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 600 else if (strcmp(var.value, "none") == 0)
8342a300 601 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 602 // else 'default' case, do nothing
3dc2e39e 603 }
15504ca8 604}
3dc2e39e 605
15504ca8
AP		 606static void update_controller_port_device(unsigned port, unsigned device)
607{
608 if (port >= PORTS_NUMBER)
609 return;
610
611 struct retro_variable var;
612
613 if (!controller_port_variable(port, &var))
614 return;
615
616 if (strcmp(var.value, "default") != 0)
617 return;
618
619 switch (device)
620 {
621 case RETRO_DEVICE_JOYPAD:
622 in_type[port] = PSE_PAD_TYPE_STANDARD;
623 break;
624 case RETRO_DEVICE_ANALOG:
625 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
626 break;
627 case RETRO_DEVICE_MOUSE:
628 in_type[port] = PSE_PAD_TYPE_MOUSE;
629 break;
630 case RETRO_DEVICE_LIGHTGUN:
631 in_type[port] = PSE_PAD_TYPE_GUN;
632 break;
633 case RETRO_DEVICE_NONE:
634 default:
635 in_type[port] = PSE_PAD_TYPE_NONE;
636 }
8136cafb
AP		 637}
638
30d43b8a
AP		 639static void update_multitap()
640{
641 struct retro_variable var;
6cdf212f 642 int auto_case, port;
30d43b8a
AP		 643
644 var.value = NULL;
645 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 646 auto_case = 0;
647 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 648 {
649 if (strcmp(var.value, "enabled") == 0)
650 multitap1 = 1;
651 else if (strcmp(var.value, "disabled") == 0)
652 multitap1 = 0;
653 else // 'auto' case
3dc2e39e
AP		 654 auto_case = 1;
655 }
656 else
15504ca8 657 auto_case = 1;
3dc2e39e
AP		 658
659 if (auto_case)
660 {
661 // If a gamepad is plugged after port 2, we need a first multitap.
662 multitap1 = 0;
6cdf212f 663 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 664 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 665 }
666
667 var.value = NULL;
668 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 669 auto_case = 0;
670 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 671 {
672 if (strcmp(var.value, "enabled") == 0)
673 multitap2 = 1;
674 else if (strcmp(var.value, "disabled") == 0)
675 multitap2 = 0;
676 else // 'auto' case
3dc2e39e
AP		 677 auto_case = 1;
678 }
679 else
15504ca8 680 auto_case = 1;
3dc2e39e
AP		 681
682 if (auto_case)
683 {
684 // If a gamepad is plugged after port 4, we need a second multitap.
685 multitap2 = 0;
6cdf212f 686 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 687 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 688 }
689}
690
38c2028e 691void retro_set_controller_port_device(unsigned port, unsigned device)
692{
ace14ab3 693 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 694
695 if (port >= PORTS_NUMBER)
696 return;
697
698 update_controller_port_device(port, device);
699 update_multitap();
38c2028e 700}
701
702void retro_get_system_info(struct retro_system_info *info)
703{
704 memset(info, 0, sizeof(*info));
705 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 706#ifndef GIT_VERSION
707#define GIT_VERSION ""
708#endif
709 info->library_version = "r22" GIT_VERSION;
ce188d4d 710 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
38c2028e 711 info->need_fullpath = true;
712}
713
714void retro_get_system_av_info(struct retro_system_av_info *info)
715{
716 memset(info, 0, sizeof(*info));
17f84149 717 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 718 info->timing.sample_rate = 44100;
719 info->geometry.base_width = 320;
720 info->geometry.base_height = 240;
805fe9bc 721 info->geometry.max_width = VOUT_MAX_WIDTH;
722 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 723 info->geometry.aspect_ratio = 4.0 / 3.0;
724}
725
6e921e1d 726/* savestates */
ace14ab3 727size_t retro_serialize_size(void)
728{
03f55e6b 729 // it's currently 4380651-4397047 bytes,
730 // but have some reserved for future
731 return 0x440000;
6e921e1d 732}
733
734struct save_fp {
735 char *buf;
736 size_t pos;
737 int is_write;
738};
739
740static void *save_open(const char *name, const char *mode)
741{
742 struct save_fp *fp;
743
744 if (name == NULL || mode == NULL)
745 return NULL;
746
747 fp = malloc(sizeof(*fp));
748 if (fp == NULL)
749 return NULL;
750
751 fp->buf = (char *)name;
752 fp->pos = 0;
753 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
754
755 return fp;
756}
757
758static int save_read(void *file, void *buf, u32 len)
759{
760 struct save_fp *fp = file;
761 if (fp == NULL || buf == NULL)
762 return -1;
763
764 memcpy(buf, fp->buf + fp->pos, len);
765 fp->pos += len;
766 return len;
767}
768
769static int save_write(void *file, const void *buf, u32 len)
770{
771 struct save_fp *fp = file;
772 if (fp == NULL || buf == NULL)
773 return -1;
774
775 memcpy(fp->buf + fp->pos, buf, len);
776 fp->pos += len;
777 return len;
778}
779
780static long save_seek(void *file, long offs, int whence)
781{
782 struct save_fp *fp = file;
783 if (fp == NULL)
784 return -1;
785
786 switch (whence) {
787 case SEEK_CUR:
788 fp->pos += offs;
789 return fp->pos;
790 case SEEK_SET:
791 fp->pos = offs;
792 return fp->pos;
793 default:
794 return -1;
795 }
796}
797
798static void save_close(void *file)
799{
800 struct save_fp *fp = file;
801 size_t r_size = retro_serialize_size();
802 if (fp == NULL)
803 return;
804
805 if (fp->pos > r_size)
806 SysPrintf("ERROR: save buffer overflow detected\n");
807 else if (fp->is_write && fp->pos < r_size)
808 // make sure we don't save trash in leftover space
809 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
810 free(fp);
38c2028e 811}
812
813bool retro_serialize(void *data, size_t size)
ace14ab3 814{
6e921e1d 815 int ret = SaveState(data);
816 return ret == 0 ? true : false;
38c2028e 817}
818
819bool retro_unserialize(const void *data, size_t size)
820{
6e921e1d 821 int ret = LoadState(data);
822 return ret == 0 ? true : false;
38c2028e 823}
824
23ea11bd 825/* cheats */
38c2028e 826void retro_cheat_reset(void)
827{
6e921e1d 828 ClearAllCheats();
38c2028e 829}
830
831void retro_cheat_set(unsigned index, bool enabled, const char *code)
832{
6e921e1d 833 char buf[256];
834 int ret;
835
836 // cheat funcs are destructive, need a copy..
837 strncpy(buf, code, sizeof(buf));
838 buf[sizeof(buf) - 1] = 0;
5bf56268 839
47624ecf 840 //Prepare buffered cheat for PCSX's AddCheat fucntion.
841 int cursor=0;
842 int nonhexdec=0;
843 while (buf[cursor]){
844 if (!(ISHEXDEC)){
845 if (++nonhexdec%2){
846 buf[cursor]=' ';
847 } else {
848 buf[cursor]='\n';
849 }
850 }
851 cursor++;
852 }
5bf56268 853
6e921e1d 854
855 if (index < NumCheats)
856 ret = EditCheat(index, "", buf);
857 else
858 ret = AddCheat("", buf);
859
860 if (ret != 0)
861 SysPrintf("Failed to set cheat %#u\n", index);
862 else if (index < NumCheats)
863 Cheats[index].Enabled = enabled;
38c2028e 864}
865
23ea11bd 866/* multidisk support */
867static bool disk_ejected;
868static unsigned int disk_current_index;
51ba7408 869static unsigned int disk_count;
23ea11bd 870static struct disks_state {
871 char *fname;
872 int internal_index; // for multidisk eboots
873} disks[8];
874
875static bool disk_set_eject_state(bool ejected)
876{
877 // weird PCSX API..
878 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
879 LidInterrupt();
880
881 disk_ejected = ejected;
882 return true;
883}
884
885static bool disk_get_eject_state(void)
886{
887 /* can't be controlled by emulated software */
888 return disk_ejected;
889}
890
891static unsigned int disk_get_image_index(void)
892{
893 return disk_current_index;
894}
895
896static bool disk_set_image_index(unsigned int index)
897{
898 if (index >= sizeof(disks) / sizeof(disks[0]))
899 return false;
900
901 CdromId[0] = '\0';
902 CdromLabel[0] = '\0';
903
904 if (disks[index].fname == NULL) {
905 SysPrintf("missing disk #%u\n", index);
906 CDR_shutdown();
907
908 // RetroArch specifies "no disk" with index == count,
909 // so don't fail here..
910 disk_current_index = index;
911 return true;
912 }
913
914 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
915 disks[index].fname, disks[index].internal_index);
916
917 cdrIsoMultidiskSelect = disks[index].internal_index;
918 set_cd_image(disks[index].fname);
919 if (ReloadCdromPlugin() < 0) {
920 SysPrintf("failed to load cdr plugin\n");
921 return false;
922 }
923 if (CDR_open() < 0) {
924 SysPrintf("failed to open cdr plugin\n");
925 return false;
926 }
927
928 if (!disk_ejected) {
929 SetCdOpenCaseTime(time(NULL) + 2);
930 LidInterrupt();
931 }
932
933 disk_current_index = index;
934 return true;
935}
936
937static unsigned int disk_get_num_images(void)
938{
51ba7408 939 return disk_count;
23ea11bd 940}
941
942static bool disk_replace_image_index(unsigned index,
943 const struct retro_game_info *info)
944{
945 char *old_fname;
946 bool ret = true;
947
948 if (index >= sizeof(disks) / sizeof(disks[0]))
949 return false;
950
951 old_fname = disks[index].fname;
952 disks[index].fname = NULL;
953 disks[index].internal_index = 0;
954
955 if (info != NULL) {
956 disks[index].fname = strdup(info->path);
957 if (index == disk_current_index)
958 ret = disk_set_image_index(index);
959 }
960
961 if (old_fname != NULL)
962 free(old_fname);
963
964 return ret;
965}
966
967static bool disk_add_image_index(void)
968{
51ba7408
T		 969 if (disk_count >= 8)
970 return false;
971
972 disk_count++;
23ea11bd 973 return true;
974}
975
976static struct retro_disk_control_callback disk_control = {
977 .set_eject_state = disk_set_eject_state,
978 .get_eject_state = disk_get_eject_state,
979 .get_image_index = disk_get_image_index,
980 .set_image_index = disk_set_image_index,
981 .get_num_images = disk_get_num_images,
982 .replace_image_index = disk_replace_image_index,
983 .add_image_index = disk_add_image_index,
984};
985
9fba39a9
T		 986// just in case, maybe a win-rt port in the future?
987#ifdef _WIN32
988#define SLASH '\\'
989#else
990#define SLASH '/'
991#endif
992
9096ba88 993#ifndef PATH_MAX
994#define PATH_MAX 4096
995#endif
996
9fba39a9
T		 997static char base_dir[PATH_MAX];
998
999static bool read_m3u(const char *file)
1000{
1001 char line[PATH_MAX];
1002 char name[PATH_MAX];
9fba39a9
T		 1003 FILE *f = fopen(file, "r");
1004 if (!f)
1005 return false;
1006
51ba7408 1007 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 1008 if (line[0] == '#')
1009 continue;
1010 char *carrige_return = strchr(line, '\r');
1011 if (carrige_return)
1012 *carrige_return = '\0';
1013 char *newline = strchr(line, '\n');
1014 if (newline)
1015 *newline = '\0';
1016
1017 if (line[0] != '\0')
1018 {
1019 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 1020 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 1021 }
1022 }
1023
1024 fclose(f);
51ba7408 1025 return (disk_count != 0);
9fba39a9
T		 1026}
1027
1028static void extract_directory(char *buf, const char *path, size_t size)
1029{
1030 char *base;
1031 strncpy(buf, path, size - 1);
1032 buf[size - 1] = '\0';
1033
1034 base = strrchr(buf, '/');
1035 if (!base)
1036 base = strrchr(buf, '\\');
1037
1038 if (base)
1039 *base = '\0';
1040 else
1041 {
1042 buf[0] = '.';
1043 buf[1] = '\0';
1044 }
1045}
1046
003cfc63 1047#if defined(__QNX__) || defined(_WIN32)
41294f4d 1048/* Blackberry QNX doesn't have strcasestr */
1049
1050/*
1051 * Find the first occurrence of find in s, ignore case.
1052 */
1053char *
1054strcasestr(const char *s, const char*find)
1055{
1056 char c, sc;
1057 size_t len;
1058
1059 if ((c = *find++) != 0) {
1060 c = tolower((unsigned char)c);
1061 len = strlen(find);
1062 do {
1063 do {
1064 if ((sc = *s++) == 0)
1065 return (NULL);
1066 } while ((char)tolower((unsigned char)sc) != c);
1067 } while (strncasecmp(s, find, len) != 0);
1068 s--;
1069 }
1070 return ((char *)s);
1071}
1072#endif
1073
38c2028e 1074bool retro_load_game(const struct retro_game_info *info)
1075{
23ea11bd 1076 size_t i;
9fba39a9
T		 1077 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1078
e3f8313f 1079 struct retro_input_descriptor desc[] = {
1080 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1081 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1082 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1083 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1084 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1085 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1086 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1087 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1088 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1089 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1090 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1091 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1092 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1093 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1094 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1095 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1096 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1097 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1098 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1099 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1100
e3f8313f 1101
1102 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1103 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1104 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1105 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1106 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1107 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1108 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1109 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1110 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1111 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1112 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1113 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1114 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1115 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1116 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1117 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1118 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1119 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1120 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1121 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1122
1123 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1124 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1125 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1126 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1127 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1128 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1129 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1130 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1131 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1132 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1133 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1134 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1135 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1136 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1137 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1138 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1139 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1140 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1141 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1142 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1143
1144 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1145 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1146 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1147 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1148 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1149 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1150 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1151 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1152 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1153 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1154 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1155 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1156 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1157 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1158 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1159 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1160 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1161 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1162 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1163 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1164
1165 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1166 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1167 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1168 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1169 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1170 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1171 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1172 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1173 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1174 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1175 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1176 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1177 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1178 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1179 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1180 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1181 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1182 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1183 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1184 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1185
1186 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1187 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1188 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1189 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1190 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1191 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1192 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1193 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1194 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1195 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1196 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1197 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1198 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1199 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1200 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1201 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1202 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1203 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1204 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1205 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1206
1207 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1208 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1209 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1210 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1211 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1212 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1213 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1214 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1215 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1216 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1217 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1218 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1219 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1220 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1221 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1222 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1223 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1224 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1225 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1226 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1227
1228 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1229 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1230 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1231 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1232 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1233 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1234 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1235 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1236 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1237 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1238 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1239 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1240 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1241 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1242 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1243 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1244 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1245 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1246 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1247 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1248
1249 { 0 },
1250 };
1251
2df7fcac
BP		 1252 frame_count = 0;
1253
e3f8313f 1254 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1255
46aa5b98 1256#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1257 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1258 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1259 SysPrintf("RGB565 supported, using it\n");
c19aba43 1260 }
46aa5b98 1261#endif
c19aba43 1262
23ea11bd 1263 if (info == NULL || info->path == NULL) {
1264 SysPrintf("info->path required\n");
1265 return false;
1266 }
1267
38c2028e 1268 if (plugins_opened) {
1269 ClosePlugins();
1270 plugins_opened = 0;
1271 }
1272
23ea11bd 1273 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1274 if (disks[i].fname != NULL) {
1275 free(disks[i].fname);
1276 disks[i].fname = NULL;
1277 }
1278 disks[i].internal_index = 0;
1279 }
1280
1281 disk_current_index = 0;
9fba39a9
T		 1282 extract_directory(base_dir, info->path, sizeof(base_dir));
1283
1284 if (is_m3u) {
1285 if (!read_m3u(info->path)) {
b2aef321 1286 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
9fba39a9
T		 1287 return false;
1288 }
51ba7408
T		 1289 } else {
1290 disk_count = 1;
9fba39a9 1291 disks[0].fname = strdup(info->path);
51ba7408 1292 }
23ea11bd 1293
1294 set_cd_image(disks[0].fname);
38c2028e 1295
1296 /* have to reload after set_cd_image for correct cdr plugin */
1297 if (LoadPlugins() == -1) {
b2aef321 1298 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
38c2028e 1299 return false;
1300 }
1301
1302 plugins_opened = 1;
1303 NetOpened = 0;
1304
1305 if (OpenPlugins() == -1) {
b2aef321 1306 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
38c2028e 1307 return false;
1308 }
1309
1310 plugin_call_rearmed_cbs();
19a784e6 1311 dfinput_activate();
38c2028e 1312
38c2028e 1313 if (CheckCdrom() == -1) {
b2aef321 1314 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
38c2028e 1315 return false;
1316 }
1317
6492c6e8 1318 SysReset();
38c2028e 1319
1320 if (LoadCdrom() == -1) {
b2aef321 1321 log_cb(RETRO_LOG_INFO, "could not load CD\n");
38c2028e 1322 return false;
1323 }
79f216e3 1324 emu_on_new_cd(0);
38c2028e 1325
23ea11bd 1326 // multidisk images
9fba39a9 1327 if (!is_m3u) {
51ba7408 1328 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1329 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1330 disks[i].fname = strdup(info->path);
1331 disks[i].internal_index = i;
1332 }
23ea11bd 1333 }
1334
38c2028e 1335 return true;
1336}
1337
38c2028e 1338unsigned retro_get_region(void)
1339{
17f84149 1340 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1341}
1342
1343void *retro_get_memory_data(unsigned id)
1344{
b40a83db
T		 1345 if (id == RETRO_MEMORY_SAVE_RAM)
1346 return Mcd1Data;
1347 else
1348 return NULL;
38c2028e 1349}
1350
1351size_t retro_get_memory_size(unsigned id)
1352{
b40a83db
T		 1353 if (id == RETRO_MEMORY_SAVE_RAM)
1354 return MCD_SIZE;
1355 else
1356 return 0;
38c2028e 1357}
1358
1359void retro_reset(void)
1360{
d9e77039 1361 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1362 rebootemu = 1;
1363 //SysReset();
38c2028e 1364}
1365
1366static const unsigned short retro_psx_map[] = {
1367 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1368 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1369 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1370 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1371 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1372 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1373 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1374 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1375 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1376 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1377 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1378 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1379 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1380 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1381 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1382 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1383};
1384#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1385
805fe9bc 1386static void update_variables(bool in_flight)
e268a47e 1387{
e268a47e 1388 struct retro_variable var;
6cdf212f 1389 int i;
ace14ab3 1390
e268a47e 1391 var.value = NULL;
4e477065 1392 var.key = "pcsx_rearmed_frameskip";
7d68d030 1393 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1394 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1395
1396 var.value = NULL;
4e477065 1397 var.key = "pcsx_rearmed_region";
9f5a28d9 1398 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1399 {
1400 Config.PsxAuto = 0;
f4cceff6 1401 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1402 Config.PsxAuto = 1;
1403 else if (strcmp(var.value, "NTSC") == 0)
1404 Config.PsxType = 0;
1405 else if (strcmp(var.value, "PAL") == 0)
1406 Config.PsxType = 1;
1407 }
4615b075 1408
6cdf212f 1409 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1410 update_controller_port_variable(i);
61c4962a 1411
30d43b8a 1412 update_multitap();
61c4962a 1413
e1442c48 1414 var.value = NULL;
1415 var.key = "pcsx_rearmed_negcon_deadzone";
1416 negcon_deadzone = 0;
1417 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1418 {
1419 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1420 }
1421
1422 var.value = NULL;
1423 var.key = "pcsx_rearmed_negcon_response";
1424 negcon_linearity = 1;
1425 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1426 {
1427 if (strcmp(var.value, "quadratic") == 0){
1428 negcon_linearity = 2;
1429 } else if (strcmp(var.value, "cubic") == 0){
1430 negcon_linearity = 3;
1431 }
1432 }
1433
70fb8fe7 1434 var.value = NULL;
1435 var.key = "pcsx_rearmed_vibration";
1436
1437 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1438 {
1439 if (strcmp(var.value, "disabled") == 0)
1440 in_enable_vibration = 0;
1441 else if (strcmp(var.value, "enabled") == 0)
1442 in_enable_vibration = 1;
1443 }
1444
5c1cbedc 1445 var.value = NULL;
1446 var.key = "pcsx_rearmed_dithering";
1447
1448 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1449 {
1450 if (strcmp(var.value, "disabled") == 0) {
1451 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1452 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1453#ifdef __ARM_NEON__
1454 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1455#endif
1456 }
1457 else if (strcmp(var.value, "enabled") == 0) {
1458 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1459 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1460#ifdef __ARM_NEON__
1461 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1462#endif
1463 }
1464 }
1465
7d68d030 1466#ifdef __ARM_NEON__
9f5a28d9 1467 var.value = "NULL";
55e5626b 1468 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1469
1470 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1471 {
1472 if (strcmp(var.value, "disabled") == 0)
1473 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1474 else if (strcmp(var.value, "enabled") == 0)
1475 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1476 }
1477
7d68d030 1478 var.value = NULL;
55e5626b 1479 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 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.enhancement_enable = 0;
1485 else if (strcmp(var.value, "enabled") == 0)
1486 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1487 }
354329fa 1488
1489 var.value = NULL;
55e5626b 1490 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 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_no_main = 0;
1496 else if (strcmp(var.value, "enabled") == 0)
1497 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1498 }
094ec204 1499#endif
0e5a7b7d 1500
1501 var.value = "NULL";
1502 var.key = "pcsx_rearmed_duping_enable";
1503
1504 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1505 {
0a6520c3 1506 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1507 duping_enable = false;
0a6520c3 1508 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1509 duping_enable = true;
1510 }
1511
2df7fcac
BP		 1512 var.value = "NULL";
1513 var.key = "pcsx_rearmed_display_internal_fps";
1514
1515 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1516 {
1517 if (strcmp(var.value, "disabled") == 0)
1518 display_internal_fps = false;
1519 else if (strcmp(var.value, "enabled") == 0)
1520 display_internal_fps = true;
1521 }
1522
48f615ba 1523#ifndef DRC_DISABLE
1524 var.value = NULL;
4e477065 1525 var.key = "pcsx_rearmed_drc";
48f615ba 1526
1527 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1528 {
1529 R3000Acpu *prev_cpu = psxCpu;
1530
fc99395c 1531#ifdef _3DS
f72db18e 1532 if(!__ctr_svchax)
fc99395c 1533 Config.Cpu = CPU_INTERPRETER;
1534 else
1535#endif
48f615ba 1536 if (strcmp(var.value, "disabled") == 0)
1537 Config.Cpu = CPU_INTERPRETER;
1538 else if (strcmp(var.value, "enabled") == 0)
1539 Config.Cpu = CPU_DYNAREC;
1540
1541 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1542 if (psxCpu != prev_cpu) {
1543 prev_cpu->Shutdown();
1544 psxCpu->Init();
1545 psxCpu->Reset(); // not really a reset..
1546 }
1547 }
1548#endif
805fe9bc 1549
01394a7f 1550 var.value = "NULL";
1551 var.key = "pcsx_rearmed_spu_reverb";
1552
1553 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1554 {
0a6520c3 1555 if (strcmp(var.value, "disabled") == 0)
01394a7f 1556 spu_config.iUseReverb = false;
0a6520c3 1557 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1558 spu_config.iUseReverb = true;
1559 }
1560
1561 var.value = "NULL";
1562 var.key = "pcsx_rearmed_spu_interpolation";
1563
1564 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1565 {
1566 if (strcmp(var.value, "simple") == 0)
1567 spu_config.iUseInterpolation = 1;
1568 else if (strcmp(var.value, "gaussian") == 0)
1569 spu_config.iUseInterpolation = 2;
1570 else if (strcmp(var.value, "cubic") == 0)
1571 spu_config.iUseInterpolation = 3;
1572 else if (strcmp(var.value, "off") == 0)
1573 spu_config.iUseInterpolation = 0;
1574 }
1575
b3480be8 1576 var.value = "NULL";
1577 var.key = "pcsx_rearmed_pe2_fix";
1578
1579 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1580 {
1581 if (strcmp(var.value, "disabled") == 0)
1582 Config.RCntFix = 0;
1583 else if (strcmp(var.value, "enabled") == 0)
1584 Config.RCntFix = 1;
1585 }
ace14ab3 1586
1d6abe26 1587 var.value = "NULL";
1588 var.key = "pcsx_rearmed_idiablofix";
1589
1590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1591 {
1592 if (strcmp(var.value, "disabled") == 0)
1593 spu_config.idiablofix = 0;
1594 else if (strcmp(var.value, "enabled") == 0)
1595 spu_config.idiablofix = 1;
1596 }
1597
b3480be8 1598 var.value = "NULL";
1599 var.key = "pcsx_rearmed_inuyasha_fix";
1600
1601 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1602 {
1603 if (strcmp(var.value, "disabled") == 0)
1604 Config.VSyncWA = 0;
1605 else if (strcmp(var.value, "enabled") == 0)
1606 Config.VSyncWA = 1;
1607 }
1608
b12cce74 1609 var.value = NULL;
1610 var.key = "pcsx_rearmed_noxadecoding";
1611 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1612 {
1613 if (strcmp(var.value, "disabled") == 0)
1614 Config.Xa = 1;
1615 else
1616 Config.Xa = 0;
1617 }
1618
1619 var.value = NULL;
1620 var.key = "pcsx_rearmed_nocdaudio";
1621 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1622 {
1623 if (strcmp(var.value, "disabled") == 0)
1624 Config.Cdda = 1;
1625 else
1626 Config.Cdda = 0;
1627 }
1628
decba348 1629#ifndef DRC_DISABLE
1630 var.value = NULL;
1631 var.key = "pcsx_rearmed_nosmccheck";
1632 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1633 {
1634 if (strcmp(var.value, "enabled") == 0)
1635 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1636 else
1637 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1638 }
1639
1640 var.value = NULL;
1641 var.key = "pcsx_rearmed_gteregsunneeded";
1642 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1643 {
1644 if (strcmp(var.value, "enabled") == 0)
1645 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1646 else
1647 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1648 }
1649
1650 var.value = NULL;
1651 var.key = "pcsx_rearmed_nogteflags";
1652 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1653 {
1654 if (strcmp(var.value, "enabled") == 0)
1655 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
1656 else
1657 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1658 }
1659#endif
1660
32ab9e53
TJ		 1661 if (in_flight) {
1662 // inform core things about possible config changes
1663 plugin_call_rearmed_cbs();
805fe9bc 1664
32ab9e53
TJ		 1665 if (GPU_open != NULL && GPU_close != NULL) {
1666 GPU_close();
1667 GPU_open(&gpuDisp, "PCSX", NULL);
1668 }
805fe9bc 1669
32ab9e53
TJ		 1670 dfinput_activate();
1671 }
27cf7d31 1672 else
1673 {
b580cc4f 1674 //not yet running
5bf56268 1675
b580cc4f 1676 //bootlogo display hack
1677 if (found_bios) {
1678 var.value = "NULL";
1679 var.key = "pcsx_rearmed_show_bios_bootlogo";
1680 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1681 {
27cf7d31 1682 Config.SlowBoot = 0;
1683 rebootemu = 0;
0a6520c3 1684 if (strcmp(var.value, "enabled") == 0)
27cf7d31 1685 {
f422f444 1686 Config.SlowBoot = 1;
27cf7d31 1687 rebootemu = 1;
1688 }
b580cc4f 1689 }
1690 }
f8983cce 1691#ifndef DRC_DISABLE
1692 var.value = "NULL";
1693 var.key = "pcsx_rearmed_psxclock";
1694 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1695 {
1696 int psxclock = atoi(var.value);
1697 cycle_multiplier = 10000 / psxclock;
1698 }
1699#endif
b580cc4f 1700 }
e268a47e 1701}
1702
8741f7a2 1703// Taken from beetle-psx-libretro
1704static uint16_t get_analog_button(retro_input_state_t input_state_cb, int player_index, int id)
1705{
1706 uint16_t button;
1707
1708 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1709 // feature (or pre-date it) so we need to handle this in a graceful way.
1710
1711 // First, try and get an analog value using the new libretro API constant
1712 button = input_state_cb(player_index,
1713 RETRO_DEVICE_ANALOG,
1714 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1715 id);
1716 button = MIN(button / 128, 255);
1717
1718 if (button == 0)
1719 {
1720 // If we got exactly zero, we're either not pressing the button, or the front-end
1721 // is not reporting analog values. We need to do a second check using the classic
1722 // digital API method, to at least get some response - better than nothing.
1723
1724 // NOTE: If we're really just not holding the button, we're still going to get zero.
1725
1726 button = input_state_cb(player_index,
1727 RETRO_DEVICE_JOYPAD,
1728 0,
1729 id) ? 255 : 0;
1730 }
1731
1732 return button;
1733}
1734
ace14ab3 1735void retro_run(void)
38c2028e 1736{
f422f444 1737 int i;
1738 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1739 if (rebootemu != 0) {
1740 rebootemu = 0;
1741 SysReset();
1742 if (!Config.HLE && !Config.SlowBoot) {
1743 // skip BIOS logos
1744 psxRegs.pc = psxRegs.GPR.n.ra;
f422f444 1745 }
f8983cce 1746 }
38c2028e 1747
2df7fcac
BP		 1748 if (display_internal_fps) {
1749 frame_count++;
1750
1751 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1752 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1753 char str[64];
1754 const char *strc = (const char*)str;
1755 struct retro_message msg =
1756 {
1757 strc,
1758 180
1759 };
1760
1761 str[0] = '\0';
1762
1763 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1764
1765 pl_rearmed_cbs.flip_cnt = 0;
1766
1767 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1768 }
1769 } else {
1770 frame_count = 0;
1771 }
1772
38c2028e 1773 input_poll_cb();
e268a47e 1774
805fe9bc 1775 bool updated = false;
1776 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1777 update_variables(true);
e268a47e 1778
3b1a5e21 1779 // reset all keystate, query libretro for keystate
61c4962a 1780 int j;
e1442c48 1781 int lsx;
064f8235 1782 int rsy;
e1442c48 1783 float negcon_twist_amplitude;
064f8235 1784 int negcon_i_rs;
1785 int negcon_ii_rs;
3c0fb554 1786 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1787 in_keystate[i] = 0;
3c0fb554
AP		 1788
1789 if (in_type[i] == PSE_PAD_TYPE_NONE)
1790 continue;
1791
8741f7a2 1792 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
56abf614 1793 {
8741f7a2 1794 // Query digital inputs
1795 //
1796 // > Pad-Up
1797 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP)){
1798 in_keystate[i] |= (1 << DKEY_UP);
1799 }
1800 // > Pad-Right
1801 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT)){
1802 in_keystate[i] |= (1 << DKEY_RIGHT);
1803 }
1804 // > Pad-Down
1805 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN)){
1806 in_keystate[i] |= (1 << DKEY_DOWN);
1807 }
1808 // > Pad-Left
1809 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT)){
1810 in_keystate[i] |= (1 << DKEY_LEFT);
1811 }
1812 // > Start
1813 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START)){
1814 in_keystate[i] |= (1 << DKEY_START);
1815 }
1816 // > neGcon A
1817 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A)){
1818 in_keystate[i] |= (1 << DKEY_CIRCLE);
1819 }
1820 // > neGcon B
1821 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X)){
1822 in_keystate[i] |= (1 << DKEY_TRIANGLE);
1823 }
1824 // > neGcon R shoulder (digital)
1825 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R)){
1826 in_keystate[i] |= (1 << DKEY_R1);
1827 }
1828 // Query analog inputs
1829 //
1830 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1831 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1832 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1833 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1834 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1835 // So we just have to map in_analog_left/right to more
1836 // appropriate inputs...
1837 //
1838 // > NeGcon twist
e1442c48 1839 // >> Get raw analog stick value and account for deadzone
1840 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
1841 if (lsx > negcon_deadzone){
1842 lsx = lsx - negcon_deadzone;
1843 } else if (lsx < -negcon_deadzone){
1844 lsx = lsx + negcon_deadzone;
1845 } else {
1846 lsx = 0;
1847 }
1848 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1849 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
1850 if (negcon_linearity == 2){
1851 if (negcon_twist_amplitude < 0.0){
1852 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
1853 } else {
1854 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
1855 }
1856 } else if (negcon_linearity == 3){
1857 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
1858 }
1859 // >> Convert to final 'in_analog' integer value [0,255]
1860 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
064f8235 1861 // > NeGcon I + II
1862 // >> Handle right analog stick vertical axis mapping...
1863 // - Up (-Y) == accelerate == neGcon I
1864 // - Down (+Y) == brake == neGcon II
1865 negcon_i_rs = 0;
1866 negcon_ii_rs = 0;
1867 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1868 if (rsy >= 0){
1869 // Account for deadzone
1870 // (Note: have never encountered a gamepad with significant differences
1871 // in deadzone between left/right analog sticks, so use the regular 'twist'
1872 // deadzone here)
1873 if (rsy > negcon_deadzone){
1874 rsy = rsy - negcon_deadzone;
1875 } else {
1876 rsy = 0;
1877 }
1878 // Convert to 'in_analog' integer value [0,255]
1879 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1880 } else {
1881 if (rsy < -negcon_deadzone){
1882 rsy = -1 * (rsy + negcon_deadzone);
1883 } else {
1884 rsy = 0;
1885 }
1886 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1887 }
1888 // >> NeGcon I
8741f7a2 1889 in_analog_right[i][1] = MAX(
064f8235 1890 MAX(
1891 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1892 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
1893 ),
1894 negcon_i_rs
8741f7a2 1895 );
064f8235 1896 // >> NeGcon II
8741f7a2 1897 in_analog_left[i][0] = MAX(
064f8235 1898 MAX(
1899 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1900 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
1901 ),
1902 negcon_ii_rs
8741f7a2 1903 );
1904 // > NeGcon L
1905 in_analog_left[i][1] = get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
1906 }
1907 else
1908 {
1909 // Query digital inputs
1910 for (j = 0; j < RETRO_PSX_MAP_LEN; j++){
1911 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j)){
1912 in_keystate[i] |= retro_psx_map[j];
1913 }
1914 }
1915 // Query analog inputs
de95fedd 1916 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
8741f7a2 1917 {
1918 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);
1919 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);
1920 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);
1921 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);
1922 }
56abf614 1923 }
61c4962a 1924 }
e8d96071 1925
38c2028e 1926 stop = 0;
1927 psxCpu->Execute();
1928
65a0505f 1929 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1930 vout_width, vout_height, vout_width * 2);
70d56ca3 1931 vout_fb_dirty = 0;
49c61096
G		 1932
1933 set_vout_fb();
38c2028e 1934}
1935
74ebc05b 1936static bool try_use_bios(const char *path)
1937{
1938 FILE *f;
1939 long size;
1940 const char *name;
1941
1942 f = fopen(path, "rb");
1943 if (f == NULL)
1944 return false;
1945
1946 fseek(f, 0, SEEK_END);
1947 size = ftell(f);
1948 fclose(f);
1949
1950 if (size != 512 * 1024)
1951 return false;
1952
1953 name = strrchr(path, SLASH);
1954 if (name++ == NULL)
1955 name = path;
1956 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1957 return true;
1958}
1959
c4052f4d 1960#ifndef VITA
74ebc05b 1961#include <sys/types.h>
1962#include <dirent.h>
1963
1964static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1965{
1966 DIR *dir;
1967 struct dirent *ent;
1968 bool ret = false;
1969
1970 dir = opendir(dirpath);
1971 if (dir == NULL)
1972 return false;
1973
1974 while ((ent = readdir(dir))) {
1975 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1976 continue;
1977
1477f557 1978 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
74ebc05b 1979 ret = try_use_bios(path);
1980 if (ret)
1981 break;
1982 }
1983 closedir(dir);
1984 return ret;
1985}
1986#else
1987#define find_any_bios(...) false
1988#endif
1989
11813b9d 1990static void check_system_specs(void)
1991{
1992 unsigned level = 6;
1993 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1994}
1995
d382721e
MOB		 1996static int init_memcards(void)
1997{
1998 int ret = 0;
1999 const char *dir;
2000 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
2001 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2002
5bf56268 2003 // Memcard2 will be handled and is re-enabled if needed using core
2004 // operations.
2005 // Memcard1 is handled by libretro, doing this will set core to
2006 // skip file io operations for memcard1 like SaveMcd
2007 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2008 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
d382721e
MOB		 2009 init_memcard(Mcd1Data);
2010 // Memcard 2 is managed by the emulator on the filesystem,
2011 // There is no need to initialize Mcd2Data like Mcd1Data.
2012
2013 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2014 SysPrintf("Memcard 2: %s\n", var.value);
2015 if (memcmp(var.value, "enabled", 7) == 0) {
2016 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2017 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2018 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2019 ret = -1;
2020 } else {
2021 McdDisable[1] = 0;
2022 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2023 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2024 }
2025 } else {
2026 SysPrintf("Could not get save directory! Could not create memcard 2.");
2027 ret = -1;
2028 }
2029 }
2030 }
2031 return ret;
2032}
2033
9e7bdf29 2034static void loadPSXBios(void)
38c2028e 2035{
9e7bdf29 2036 const char *dir;
2037 char path[256];
2038 unsigned useHLE = 0;
2039
1477f557 2040 const char *bios[] = {
43702642 2041 "SCPH101", "scph101",
2042 "SCPH5501", "scph5501",
2043 "SCPH7001", "scph7001",
2044 "SCPH1001", "scph1001"
1477f557 2045 };
9e7bdf29 2046
2047 struct retro_variable var = {
2048 .key = "pcsx_rearmed_bios",
2049 .value = NULL
2050 };
2051
2052 found_bios = 0;
2053
2054 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2055 if (!strcmp(var.value, "HLE"))
2056 useHLE = 1;
2057 }
2058
2059 if (!useHLE)
2060 {
2061 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2062 {
2063 unsigned i;
2064 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2065
2066 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2067 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2068 found_bios = try_use_bios(path);
2069 if (found_bios)
2070 break;
2071 }
2072
2073 if (!found_bios)
2074 found_bios = find_any_bios(dir, path, sizeof(path));
2075 }
2076 if (found_bios) {
2077 SysPrintf("found BIOS file: %s\n", Config.Bios);
2078 }
2079 }
2080
2081 if (useHLE || !found_bios)
2082 {
2083 SysPrintf("no BIOS files found.\n");
2084 struct retro_message msg =
2085 {
2086 "No PlayStation BIOS file found - add for better compatibility",
2087 180
2088 };
2089 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2090 }
2091}
2092
2093void retro_init(void)
2094{
2095 struct retro_rumble_interface rumble;
2096 int ret;
38c2028e 2097
d148d265 2098#ifdef __MACH__
2099 // magic sauce to make the dynarec work on iOS
2100 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2101#endif
2102
fc99395c 2103#ifdef _3DS
fc99395c 2104 psxMapHook = pl_3ds_mmap;
2105 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2106#endif
2107#ifdef VITA
73081f23
FJGG		 2108 if(init_vita_mmap()<0)
2109 abort();
1a5fd794 2110 psxMapHook = pl_vita_mmap;
2111 psxUnmapHook = pl_vita_munmap;
fc99395c 2112#endif
38c2028e 2113 ret = emu_core_preinit();
5bf56268 2114#ifdef _3DS
e4d84733 2115 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 2116 if(!__ctr_svchax)
e4d84733 2117 Config.Cpu = CPU_INTERPRETER;
2118#endif
d382721e 2119 ret |= init_memcards();
73081f23 2120
38c2028e 2121 ret |= emu_core_init();
2122 if (ret != 0) {
f29fbd53 2123 SysPrintf("PCSX init failed.\n");
38c2028e 2124 exit(1);
2125 }
2126
0b7f536b 2127#ifdef _3DS
2128 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2129#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 2130 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 2131#else
2132 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2133#endif
5bf56268 2134
9e7bdf29 2135 vout_buf_ptr = vout_buf;
74ebc05b 2136
9e7bdf29 2137 loadPSXBios();
38c2028e 2138
1a6164a1 2139 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 2140 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2141
2142 rumble_cb = NULL;
2143 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2144 rumble_cb = rumble.set_rumble_state;
1a6164a1 2145
5ca2ec64 2146 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2147 * we have to do this because cache misses and some IO penalties
2148 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 2149 cycle_multiplier = 175;
ace14ab3 2150#ifdef HAVE_PRE_ARMV7
5ca2ec64 2151 cycle_multiplier = 200;
2152#endif
46b3a2fc 2153 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 2154 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2155
6e921e1d 2156 SaveFuncs.open = save_open;
2157 SaveFuncs.read = save_read;
2158 SaveFuncs.write = save_write;
2159 SaveFuncs.seek = save_seek;
2160 SaveFuncs.close = save_close;
e268a47e 2161
805fe9bc 2162 update_variables(false);
32ab9e53 2163 check_system_specs();
38c2028e 2164}
2165
2166void retro_deinit(void)
2167{
2168 SysClose();
0b7f536b 2169#ifdef _3DS
2170 linearFree(vout_buf);
2171#else
38c2028e 2172 free(vout_buf);
0b7f536b 2173#endif
38c2028e 2174 vout_buf = NULL;
d8f2e2d8
SL		 2175
2176#ifdef VITA
73081f23 2177 deinit_vita_mmap();
d8f2e2d8 2178#endif
38c2028e 2179}
c4052f4d 2180
2181#ifdef VITA
2182#include <psp2/kernel/threadmgr.h>
2183int usleep (unsigned long us)
2184{
2185 sceKernelDelayThread(us);
2186}
2187#endif
ARM optimized PCSX fork