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Update libretro.c
[pcsx_rearmed.git] / frontend / libretro.c
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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;
6fbd15c8 77static bool libretro_supports_bitmasks = false;
70d56ca3 78
38c2028e 79static int plugins_opened;
17f84149 80static int is_pal_mode;
38c2028e 81
f9f60dae
TK		 82/* memory card data */
83extern char Mcd1Data[MCD_SIZE];
76e889bc 84extern char Mcd2Data[MCD_SIZE];
f9f60dae 85extern char McdDisable[2];
38c2028e 86
87/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 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 };
61c4962a 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 }};
3c0fb554 94unsigned short in_keystate[PORTS_NUMBER];
29f3675b 95int multitap1 = 0;
96int multitap2 = 0;
4e477065 97int in_enable_vibration = 1;
38c2028e 98
e1442c48 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
805fe9bc 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
646a63e4 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
7df396ea
TK		 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
49c61096 164static void set_vout_fb()
38c2028e 165{
6558949c
FJGG		 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
6558949c 172 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
49c61096
G		 173 vout_buf_ptr = (uint16_t*)fb.data;
174 else
175 vout_buf_ptr = vout_buf;
176}
6558949c 177
49c61096
G		 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 set_vout_fb();
38c2028e 184}
185
cc4f9b70 186#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 187static void convert(void *buf, size_t bytes)
38c2028e 188{
189 unsigned int i, v, *p = buf;
190
9c59f120 191 for (i = 0; i < bytes / 4; i++) {
38c2028e 192 v = p[i];
193 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
194 }
195}
46aa5b98 196#endif
38c2028e 197
fa56d360 198static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 199{
65a0505f 200 unsigned short *dest = vout_buf_ptr;
fa56d360 201 const unsigned short *src = vram;
70d56ca3 202 int dstride = vout_width, h1 = h;
203 int doffs;
38c2028e 204
fa56d360 205 if (vram == NULL) {
206 // blanking
65a0505f 207 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 208 goto out;
209 }
210
70d56ca3 211 doffs = (vout_height - h) * dstride;
212 doffs += (dstride - w) / 2 & ~1;
213 if (doffs != vout_doffs_old) {
214 // clear borders
65a0505f 215 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 216 vout_doffs_old = doffs;
217 }
218 dest += doffs;
219
fa56d360 220 if (bgr24)
221 {
222 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
223 for (; h1-- > 0; dest += dstride, src += stride)
224 {
225 bgr888_to_rgb565(dest, src, w * 3);
226 }
227 }
228 else
229 {
230 for (; h1-- > 0; dest += dstride, src += stride)
231 {
232 bgr555_to_rgb565(dest, src, w * 2);
233 }
234 }
38c2028e 235
fa56d360 236out:
46aa5b98 237#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 238 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 239#endif
70d56ca3 240 vout_fb_dirty = 1;
fa56d360 241 pl_rearmed_cbs.flip_cnt++;
38c2028e 242}
243
fc99395c 244#ifdef _3DS
245typedef struct
246{
247 void* buffer;
248 uint32_t target_map;
249 size_t size;
250 enum psxMapTag tag;
251}psx_map_t;
252
253psx_map_t custom_psx_maps[] = {
254 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
255 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
256 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
257 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
258 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
259};
260
261void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
262 enum psxMapTag tag)
263{
264 (void)is_fixed;
265 (void)addr;
266
f72db18e 267 if (__ctr_svchax)
fc99395c 268 {
269 psx_map_t* custom_map = custom_psx_maps;
270
271 for (; custom_map->size; custom_map++)
272 {
273 if ((custom_map->size == size) && (custom_map->tag == tag))
274 {
275 uint32_t ptr_aligned, tmp;
276
277 custom_map->buffer = malloc(size + 0x1000);
278 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
279
f72db18e 280 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 281 {
282 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
283 exit(1);
284 }
285
286 return (void*)custom_map->target_map;
287 }
288 }
289 }
290
291 return malloc(size);
292}
293
294void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 295{
fc99395c 296 (void)tag;
297
f72db18e 298 if (__ctr_svchax)
fc99395c 299 {
300 psx_map_t* custom_map = custom_psx_maps;
301
302 for (; custom_map->size; custom_map++)
303 {
304 if ((custom_map->target_map == (uint32_t)ptr))
305 {
306 uint32_t ptr_aligned, tmp;
307
308 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
309
f72db18e 310 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 311
312 free(custom_map->buffer);
313 custom_map->buffer = NULL;
314 return;
315 }
316 }
317 }
318
319 free(ptr);
320}
321#endif
322
1a5fd794 323#ifdef VITA
324typedef struct
325{
326 void* buffer;
327 uint32_t target_map;
328 size_t size;
329 enum psxMapTag tag;
330}psx_map_t;
331
73081f23
FJGG		 332void* addr = NULL;
333
1a5fd794 334psx_map_t custom_psx_maps[] = {
335 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
336 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
337 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
338 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
339 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
340};
341
73081f23
FJGG		 342int init_vita_mmap(){
343 int n;
848b806c 344 void * tmpaddr;
73081f23
FJGG		 345 addr = malloc(64*1024*1024);
346 if(addr==NULL)
347 return -1;
848b806c
FJGG		 348 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
349 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
350 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
351 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
352 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
353 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 354#if 0
355 for(n = 0; n < 5; n++){
356 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
357 }
358#endif
359 return 0;
360}
361
362void deinit_vita_mmap(){
363 free(addr);
364}
365
1a5fd794 366void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
367 enum psxMapTag tag)
368{
369 (void)is_fixed;
370 (void)addr;
371
372
373 psx_map_t* custom_map = custom_psx_maps;
374
375 for (; custom_map->size; custom_map++)
376 {
377 if ((custom_map->size == size) && (custom_map->tag == tag))
378 {
1a5fd794 379 return custom_map->buffer;
380 }
381 }
382
383
384 return malloc(size);
385}
386
387void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
388{
389 (void)tag;
390
391 psx_map_t* custom_map = custom_psx_maps;
392
393 for (; custom_map->size; custom_map++)
394 {
395 if ((custom_map->buffer == ptr))
396 {
1a5fd794 397 return;
398 }
399 }
400
401 free(ptr);
402}
403#endif
404
fc99395c 405static void *pl_mmap(unsigned int size)
ace14ab3 406{
87e5b45f 407 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 408}
409
410static void pl_munmap(void *ptr, unsigned int size)
411{
87e5b45f 412 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 413}
414
38c2028e 415struct rearmed_cbs pl_rearmed_cbs = {
416 .pl_vout_open = vout_open,
417 .pl_vout_set_mode = vout_set_mode,
418 .pl_vout_flip = vout_flip,
419 .pl_vout_close = vout_close,
cc56203b 420 .mmap = pl_mmap,
421 .munmap = pl_munmap,
38c2028e 422 /* from psxcounters */
423 .gpu_hcnt = &hSyncCount,
424 .gpu_frame_count = &frame_counter,
425};
426
427void pl_frame_limit(void)
428{
429 /* called once per frame, make psxCpu->Execute() above return */
430 stop = 1;
431}
432
433void pl_timing_prepare(int is_pal)
434{
17f84149 435 is_pal_mode = is_pal;
38c2028e 436}
437
d71c7095 438void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 439{
79f29e0a 440 if (!rumble_cb)
441 return;
442
443 if (in_enable_vibration)
70fb8fe7 444 {
79f29e0a 445 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
446 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
70fb8fe7 447 }
38c2028e 448}
449
e4c83ca6 450void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 451{
452}
453
454/* sound calls */
07c13dfd 455static void snd_feed(void *buf, int bytes)
38c2028e 456{
db126209 457 if (audio_batch_cb != NULL)
458 audio_batch_cb(buf, bytes / 4);
38c2028e 459}
460
07c13dfd 461void out_register_libretro(struct out_driver *drv)
462{
463 drv->name = "libretro";
464 drv->init = snd_init;
465 drv->finish = snd_finish;
466 drv->busy = snd_busy;
467 drv->feed = snd_feed;
468}
469
38c2028e 470/* libretro */
e268a47e 471void retro_set_environment(retro_environment_t cb)
472{
e268a47e 473 static const struct retro_variable vars[] = {
4e477065 474 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
9e7bdf29 475 { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
f4cceff6 476 { "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
d382721e 477 { "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
bc1fc5f3 478 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog|dualshock|negcon|none" },
479 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog|dualshock|negcon|none" },
480 { "pcsx_rearmed_pad3type", "Pad 3 Type; none|standard|analog|dualshock|negcon" },
481 { "pcsx_rearmed_pad4type", "Pad 4 Type; none|standard|analog|dualshock|negcon" },
482 { "pcsx_rearmed_pad5type", "Pad 5 Type; none|standard|analog|dualshock|negcon" },
483 { "pcsx_rearmed_pad6type", "Pad 6 Type; none|standard|analog|dualshock|negcon" },
484 { "pcsx_rearmed_pad7type", "Pad 7 Type; none|standard|analog|dualshock|negcon" },
485 { "pcsx_rearmed_pad8type", "Pad 8 Type; none|standard|analog|dualshock|negcon" },
30d43b8a
AP		 486 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
487 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
e1442c48 488 { "pcsx_rearmed_negcon_deadzone", "NegCon Twist Deadzone (percent); 0|5|10|15|20|25|30" },
489 { "pcsx_rearmed_negcon_response", "NegCon Twist Response; linear|quadratic|cubic" },
70fb8fe7 490 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
5c1cbedc 491 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
48f615ba 492#ifndef DRC_DISABLE
4e477065 493 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
f8983cce 494#ifdef HAVE_PRE_ARMV7
495 { "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" },
496#else
497 { "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" },
498#endif
48f615ba 499#endif
8569f7c3 500#ifdef __ARM_NEON__
55e5626b 501 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
502 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
503 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 504#endif
0a6520c3 505 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
2df7fcac 506 { "pcsx_rearmed_display_internal_fps", "Display Internal FPS; disabled|enabled" },
0a6520c3
SB		 507 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
508 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
01394a7f 509 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
1d6abe26 510 { "pcsx_rearmed_idiablofix", "Diablo Music Fix; disabled|enabled" },
b3480be8 511 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
512 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
b12cce74 513
514 /* Advance options */
515 { "pcsx_rearmed_noxadecoding", "XA Decoding; enabled|disabled" },
516 { "pcsx_rearmed_nocdaudio", "CD Audio; enabled|disabled" },
517#ifndef DRC_DISABLE
518 { "pcsx_rearmed_nosmccheck", "(Speed Hack) Disable SMC Checks; disabled|enabled" },
519 { "pcsx_rearmed_gteregsunneeded", "(Speed Hack) Assume GTE Regs Unneeded; disabled|enabled" },
520 { "pcsx_rearmed_nogteflags", "(Speed Hack) Disable GTE Flags; disabled|enabled" },
521#endif
522
523 { NULL, NULL }
e268a47e 524 };
525
b2aef321 526 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
527 log_cb = logging.log;
528
e268a47e 529 environ_cb = cb;
530
531 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 532}
533
38c2028e 534void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
535void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
536void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
537void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
538void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
539
540unsigned retro_api_version(void)
541{
542 return RETRO_API_VERSION;
543}
544
15504ca8 545static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 546{
547 if (port >= PORTS_NUMBER)
15504ca8 548 return 0;
8136cafb 549
15504ca8
AP		 550 if (!environ_cb)
551 return 0;
8136cafb 552
15504ca8 553 var->value = NULL;
a06f5a70
AP		 554 switch (port) {
555 case 0:
15504ca8 556 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 557 break;
558 case 1:
15504ca8 559 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 560 break;
561 case 2:
15504ca8 562 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 563 break;
564 case 3:
15504ca8 565 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 566 break;
567 case 4:
15504ca8 568 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 569 break;
570 case 5:
15504ca8 571 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 572 break;
573 case 6:
15504ca8 574 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 575 break;
576 case 7:
15504ca8 577 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 578 break;
579 }
580
15504ca8
AP		 581 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
582}
583
584static void update_controller_port_variable(unsigned port)
585{
586 if (port >= PORTS_NUMBER)
587 return;
588
589 struct retro_variable var;
590
591 if (controller_port_variable(port, &var))
8136cafb 592 {
3c0fb554 593 if (strcmp(var.value, "standard") == 0)
8342a300 594 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 595 else if (strcmp(var.value, "analog") == 0)
de95fedd
S		 596 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
597 else if (strcmp(var.value, "dualshock") == 0)
8342a300 598 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 599 else if (strcmp(var.value, "negcon") == 0)
8342a300 600 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 601 else if (strcmp(var.value, "none") == 0)
8342a300 602 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 603 // else 'default' case, do nothing
3dc2e39e 604 }
15504ca8 605}
3dc2e39e 606
15504ca8
AP		 607static void update_controller_port_device(unsigned port, unsigned device)
608{
609 if (port >= PORTS_NUMBER)
610 return;
611
612 struct retro_variable var;
613
614 if (!controller_port_variable(port, &var))
615 return;
616
617 if (strcmp(var.value, "default") != 0)
618 return;
619
620 switch (device)
621 {
622 case RETRO_DEVICE_JOYPAD:
623 in_type[port] = PSE_PAD_TYPE_STANDARD;
624 break;
625 case RETRO_DEVICE_ANALOG:
626 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
627 break;
628 case RETRO_DEVICE_MOUSE:
629 in_type[port] = PSE_PAD_TYPE_MOUSE;
630 break;
631 case RETRO_DEVICE_LIGHTGUN:
632 in_type[port] = PSE_PAD_TYPE_GUN;
633 break;
634 case RETRO_DEVICE_NONE:
635 default:
636 in_type[port] = PSE_PAD_TYPE_NONE;
637 }
8136cafb
AP		 638}
639
30d43b8a
AP		 640static void update_multitap()
641{
642 struct retro_variable var;
6cdf212f 643 int auto_case, port;
30d43b8a
AP		 644
645 var.value = NULL;
646 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 647 auto_case = 0;
648 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 649 {
650 if (strcmp(var.value, "enabled") == 0)
651 multitap1 = 1;
652 else if (strcmp(var.value, "disabled") == 0)
653 multitap1 = 0;
654 else // 'auto' case
3dc2e39e
AP		 655 auto_case = 1;
656 }
657 else
15504ca8 658 auto_case = 1;
3dc2e39e
AP		 659
660 if (auto_case)
661 {
662 // If a gamepad is plugged after port 2, we need a first multitap.
663 multitap1 = 0;
6cdf212f 664 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 665 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 666 }
667
668 var.value = NULL;
669 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 670 auto_case = 0;
671 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 672 {
673 if (strcmp(var.value, "enabled") == 0)
674 multitap2 = 1;
675 else if (strcmp(var.value, "disabled") == 0)
676 multitap2 = 0;
677 else // 'auto' case
3dc2e39e
AP		 678 auto_case = 1;
679 }
680 else
15504ca8 681 auto_case = 1;
3dc2e39e
AP		 682
683 if (auto_case)
684 {
685 // If a gamepad is plugged after port 4, we need a second multitap.
686 multitap2 = 0;
6cdf212f 687 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 688 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 689 }
690}
691
38c2028e 692void retro_set_controller_port_device(unsigned port, unsigned device)
693{
ace14ab3 694 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 695
696 if (port >= PORTS_NUMBER)
697 return;
698
699 update_controller_port_device(port, device);
700 update_multitap();
38c2028e 701}
702
703void retro_get_system_info(struct retro_system_info *info)
704{
705 memset(info, 0, sizeof(*info));
706 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 707#ifndef GIT_VERSION
708#define GIT_VERSION ""
709#endif
710 info->library_version = "r22" GIT_VERSION;
ce188d4d 711 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
38c2028e 712 info->need_fullpath = true;
713}
714
715void retro_get_system_av_info(struct retro_system_av_info *info)
716{
717 memset(info, 0, sizeof(*info));
17f84149 718 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 719 info->timing.sample_rate = 44100;
720 info->geometry.base_width = 320;
721 info->geometry.base_height = 240;
805fe9bc 722 info->geometry.max_width = VOUT_MAX_WIDTH;
723 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 724 info->geometry.aspect_ratio = 4.0 / 3.0;
725}
726
6e921e1d 727/* savestates */
ace14ab3 728size_t retro_serialize_size(void)
729{
03f55e6b 730 // it's currently 4380651-4397047 bytes,
731 // but have some reserved for future
732 return 0x440000;
6e921e1d 733}
734
735struct save_fp {
736 char *buf;
737 size_t pos;
738 int is_write;
739};
740
741static void *save_open(const char *name, const char *mode)
742{
743 struct save_fp *fp;
744
745 if (name == NULL || mode == NULL)
746 return NULL;
747
748 fp = malloc(sizeof(*fp));
749 if (fp == NULL)
750 return NULL;
751
752 fp->buf = (char *)name;
753 fp->pos = 0;
754 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
755
756 return fp;
757}
758
759static int save_read(void *file, void *buf, u32 len)
760{
761 struct save_fp *fp = file;
762 if (fp == NULL || buf == NULL)
763 return -1;
764
765 memcpy(buf, fp->buf + fp->pos, len);
766 fp->pos += len;
767 return len;
768}
769
770static int save_write(void *file, const void *buf, u32 len)
771{
772 struct save_fp *fp = file;
773 if (fp == NULL || buf == NULL)
774 return -1;
775
776 memcpy(fp->buf + fp->pos, buf, len);
777 fp->pos += len;
778 return len;
779}
780
781static long save_seek(void *file, long offs, int whence)
782{
783 struct save_fp *fp = file;
784 if (fp == NULL)
785 return -1;
786
787 switch (whence) {
788 case SEEK_CUR:
789 fp->pos += offs;
790 return fp->pos;
791 case SEEK_SET:
792 fp->pos = offs;
793 return fp->pos;
794 default:
795 return -1;
796 }
797}
798
799static void save_close(void *file)
800{
801 struct save_fp *fp = file;
802 size_t r_size = retro_serialize_size();
803 if (fp == NULL)
804 return;
805
806 if (fp->pos > r_size)
807 SysPrintf("ERROR: save buffer overflow detected\n");
808 else if (fp->is_write && fp->pos < r_size)
809 // make sure we don't save trash in leftover space
810 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
811 free(fp);
38c2028e 812}
813
814bool retro_serialize(void *data, size_t size)
ace14ab3 815{
6e921e1d 816 int ret = SaveState(data);
817 return ret == 0 ? true : false;
38c2028e 818}
819
820bool retro_unserialize(const void *data, size_t size)
821{
6e921e1d 822 int ret = LoadState(data);
823 return ret == 0 ? true : false;
38c2028e 824}
825
23ea11bd 826/* cheats */
38c2028e 827void retro_cheat_reset(void)
828{
6e921e1d 829 ClearAllCheats();
38c2028e 830}
831
832void retro_cheat_set(unsigned index, bool enabled, const char *code)
833{
6e921e1d 834 char buf[256];
835 int ret;
836
837 // cheat funcs are destructive, need a copy..
838 strncpy(buf, code, sizeof(buf));
839 buf[sizeof(buf) - 1] = 0;
5bf56268 840
47624ecf 841 //Prepare buffered cheat for PCSX's AddCheat fucntion.
842 int cursor=0;
843 int nonhexdec=0;
844 while (buf[cursor]){
845 if (!(ISHEXDEC)){
846 if (++nonhexdec%2){
847 buf[cursor]=' ';
848 } else {
849 buf[cursor]='\n';
850 }
851 }
852 cursor++;
853 }
5bf56268 854
6e921e1d 855
856 if (index < NumCheats)
857 ret = EditCheat(index, "", buf);
858 else
859 ret = AddCheat("", buf);
860
861 if (ret != 0)
862 SysPrintf("Failed to set cheat %#u\n", index);
863 else if (index < NumCheats)
864 Cheats[index].Enabled = enabled;
38c2028e 865}
866
23ea11bd 867/* multidisk support */
868static bool disk_ejected;
869static unsigned int disk_current_index;
51ba7408 870static unsigned int disk_count;
23ea11bd 871static struct disks_state {
872 char *fname;
873 int internal_index; // for multidisk eboots
874} disks[8];
875
876static bool disk_set_eject_state(bool ejected)
877{
878 // weird PCSX API..
879 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
880 LidInterrupt();
881
882 disk_ejected = ejected;
883 return true;
884}
885
886static bool disk_get_eject_state(void)
887{
888 /* can't be controlled by emulated software */
889 return disk_ejected;
890}
891
892static unsigned int disk_get_image_index(void)
893{
894 return disk_current_index;
895}
896
897static bool disk_set_image_index(unsigned int index)
898{
899 if (index >= sizeof(disks) / sizeof(disks[0]))
900 return false;
901
902 CdromId[0] = '\0';
903 CdromLabel[0] = '\0';
904
905 if (disks[index].fname == NULL) {
906 SysPrintf("missing disk #%u\n", index);
907 CDR_shutdown();
908
909 // RetroArch specifies "no disk" with index == count,
910 // so don't fail here..
911 disk_current_index = index;
912 return true;
913 }
914
915 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
916 disks[index].fname, disks[index].internal_index);
917
918 cdrIsoMultidiskSelect = disks[index].internal_index;
919 set_cd_image(disks[index].fname);
920 if (ReloadCdromPlugin() < 0) {
921 SysPrintf("failed to load cdr plugin\n");
922 return false;
923 }
924 if (CDR_open() < 0) {
925 SysPrintf("failed to open cdr plugin\n");
926 return false;
927 }
928
929 if (!disk_ejected) {
930 SetCdOpenCaseTime(time(NULL) + 2);
931 LidInterrupt();
932 }
933
934 disk_current_index = index;
935 return true;
936}
937
938static unsigned int disk_get_num_images(void)
939{
51ba7408 940 return disk_count;
23ea11bd 941}
942
943static bool disk_replace_image_index(unsigned index,
944 const struct retro_game_info *info)
945{
946 char *old_fname;
947 bool ret = true;
948
949 if (index >= sizeof(disks) / sizeof(disks[0]))
950 return false;
951
952 old_fname = disks[index].fname;
953 disks[index].fname = NULL;
954 disks[index].internal_index = 0;
955
956 if (info != NULL) {
957 disks[index].fname = strdup(info->path);
958 if (index == disk_current_index)
959 ret = disk_set_image_index(index);
960 }
961
962 if (old_fname != NULL)
963 free(old_fname);
964
965 return ret;
966}
967
968static bool disk_add_image_index(void)
969{
51ba7408
T		 970 if (disk_count >= 8)
971 return false;
972
973 disk_count++;
23ea11bd 974 return true;
975}
976
977static struct retro_disk_control_callback disk_control = {
978 .set_eject_state = disk_set_eject_state,
979 .get_eject_state = disk_get_eject_state,
980 .get_image_index = disk_get_image_index,
981 .set_image_index = disk_set_image_index,
982 .get_num_images = disk_get_num_images,
983 .replace_image_index = disk_replace_image_index,
984 .add_image_index = disk_add_image_index,
985};
986
9fba39a9
T		 987// just in case, maybe a win-rt port in the future?
988#ifdef _WIN32
989#define SLASH '\\'
990#else
991#define SLASH '/'
992#endif
993
9096ba88 994#ifndef PATH_MAX
995#define PATH_MAX 4096
996#endif
997
9fba39a9
T		 998static char base_dir[PATH_MAX];
999
1000static bool read_m3u(const char *file)
1001{
1002 char line[PATH_MAX];
1003 char name[PATH_MAX];
9fba39a9
T		 1004 FILE *f = fopen(file, "r");
1005 if (!f)
1006 return false;
1007
51ba7408 1008 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 1009 if (line[0] == '#')
1010 continue;
1011 char *carrige_return = strchr(line, '\r');
1012 if (carrige_return)
1013 *carrige_return = '\0';
1014 char *newline = strchr(line, '\n');
1015 if (newline)
1016 *newline = '\0';
1017
1018 if (line[0] != '\0')
1019 {
1020 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 1021 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 1022 }
1023 }
1024
1025 fclose(f);
51ba7408 1026 return (disk_count != 0);
9fba39a9
T		 1027}
1028
1029static void extract_directory(char *buf, const char *path, size_t size)
1030{
1031 char *base;
1032 strncpy(buf, path, size - 1);
1033 buf[size - 1] = '\0';
1034
1035 base = strrchr(buf, '/');
1036 if (!base)
1037 base = strrchr(buf, '\\');
1038
1039 if (base)
1040 *base = '\0';
1041 else
1042 {
1043 buf[0] = '.';
1044 buf[1] = '\0';
1045 }
1046}
1047
003cfc63 1048#if defined(__QNX__) || defined(_WIN32)
41294f4d 1049/* Blackberry QNX doesn't have strcasestr */
1050
1051/*
1052 * Find the first occurrence of find in s, ignore case.
1053 */
1054char *
1055strcasestr(const char *s, const char*find)
1056{
1057 char c, sc;
1058 size_t len;
1059
1060 if ((c = *find++) != 0) {
1061 c = tolower((unsigned char)c);
1062 len = strlen(find);
1063 do {
1064 do {
1065 if ((sc = *s++) == 0)
1066 return (NULL);
1067 } while ((char)tolower((unsigned char)sc) != c);
1068 } while (strncasecmp(s, find, len) != 0);
1069 s--;
1070 }
1071 return ((char *)s);
1072}
1073#endif
1074
38c2028e 1075bool retro_load_game(const struct retro_game_info *info)
1076{
23ea11bd 1077 size_t i;
9fba39a9
T		 1078 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1079
e3f8313f 1080 struct retro_input_descriptor desc[] = {
1081 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1082 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1083 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1084 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1085 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1086 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1087 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1088 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1089 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1090 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1091 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1092 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1093 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1094 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1095 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1096 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1097 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1098 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1099 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1100 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1101
e3f8313f 1102
1103 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1104 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1105 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1106 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1107 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1108 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1109 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1110 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1111 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1112 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1113 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1114 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1115 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1116 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1117 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1118 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1119 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1120 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1121 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1122 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1123
1124 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1125 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1126 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1127 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1128 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1129 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1130 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1131 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1132 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1133 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1134 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1135 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1136 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1137 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1138 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1139 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1140 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1141 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1142 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1143 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1144
1145 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1146 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1147 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1148 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1149 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1150 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1151 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1152 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1153 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1154 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1155 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1156 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1157 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1158 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1159 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1160 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1161 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1162 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1163 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1164 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1165
1166 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1167 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1168 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1169 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1170 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1171 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1172 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1173 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1174 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1175 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1176 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1177 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1178 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1179 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1180 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1181 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1182 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1183 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1184 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1185 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1186
1187 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1188 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1189 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1190 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1191 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1192 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1193 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1194 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1195 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1196 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1197 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1198 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1199 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1200 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1201 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1202 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1203 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1204 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1205 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1206 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1207
1208 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1209 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1210 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1211 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1212 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1213 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1214 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1215 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1216 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1217 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1218 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1219 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1220 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1221 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1222 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1223 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1224 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1225 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1226 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1227 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1228
1229 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1230 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1231 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1232 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1233 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1234 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1235 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1236 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1237 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1238 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1239 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1240 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1241 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1242 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1243 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1244 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1245 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1246 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1247 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1248 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1249
1250 { 0 },
1251 };
1252
2df7fcac
BP		 1253 frame_count = 0;
1254
e3f8313f 1255 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1256
46aa5b98 1257#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1258 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1259 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1260 SysPrintf("RGB565 supported, using it\n");
c19aba43 1261 }
46aa5b98 1262#endif
c19aba43 1263
23ea11bd 1264 if (info == NULL || info->path == NULL) {
1265 SysPrintf("info->path required\n");
1266 return false;
1267 }
1268
38c2028e 1269 if (plugins_opened) {
1270 ClosePlugins();
1271 plugins_opened = 0;
1272 }
1273
23ea11bd 1274 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1275 if (disks[i].fname != NULL) {
1276 free(disks[i].fname);
1277 disks[i].fname = NULL;
1278 }
1279 disks[i].internal_index = 0;
1280 }
1281
1282 disk_current_index = 0;
9fba39a9
T		 1283 extract_directory(base_dir, info->path, sizeof(base_dir));
1284
1285 if (is_m3u) {
1286 if (!read_m3u(info->path)) {
b2aef321 1287 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
9fba39a9
T		 1288 return false;
1289 }
51ba7408
T		 1290 } else {
1291 disk_count = 1;
9fba39a9 1292 disks[0].fname = strdup(info->path);
51ba7408 1293 }
23ea11bd 1294
1295 set_cd_image(disks[0].fname);
38c2028e 1296
1297 /* have to reload after set_cd_image for correct cdr plugin */
1298 if (LoadPlugins() == -1) {
b2aef321 1299 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
38c2028e 1300 return false;
1301 }
1302
1303 plugins_opened = 1;
1304 NetOpened = 0;
1305
1306 if (OpenPlugins() == -1) {
b2aef321 1307 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
38c2028e 1308 return false;
1309 }
1310
1311 plugin_call_rearmed_cbs();
19a784e6 1312 dfinput_activate();
38c2028e 1313
38c2028e 1314 if (CheckCdrom() == -1) {
b2aef321 1315 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
38c2028e 1316 return false;
1317 }
1318
6492c6e8 1319 SysReset();
38c2028e 1320
1321 if (LoadCdrom() == -1) {
b2aef321 1322 log_cb(RETRO_LOG_INFO, "could not load CD\n");
38c2028e 1323 return false;
1324 }
79f216e3 1325 emu_on_new_cd(0);
38c2028e 1326
23ea11bd 1327 // multidisk images
9fba39a9 1328 if (!is_m3u) {
51ba7408 1329 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1330 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1331 disks[i].fname = strdup(info->path);
1332 disks[i].internal_index = i;
1333 }
23ea11bd 1334 }
1335
38c2028e 1336 return true;
1337}
1338
38c2028e 1339unsigned retro_get_region(void)
1340{
17f84149 1341 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1342}
1343
1344void *retro_get_memory_data(unsigned id)
1345{
b40a83db
T		 1346 if (id == RETRO_MEMORY_SAVE_RAM)
1347 return Mcd1Data;
1348 else
1349 return NULL;
38c2028e 1350}
1351
1352size_t retro_get_memory_size(unsigned id)
1353{
b40a83db
T		 1354 if (id == RETRO_MEMORY_SAVE_RAM)
1355 return MCD_SIZE;
1356 else
1357 return 0;
38c2028e 1358}
1359
1360void retro_reset(void)
1361{
d9e77039 1362 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1363 rebootemu = 1;
1364 //SysReset();
38c2028e 1365}
1366
1367static const unsigned short retro_psx_map[] = {
1368 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1369 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1370 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1371 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1372 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1373 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1374 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1375 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1376 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1377 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1378 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1379 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1380 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1381 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1382 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1383 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1384};
1385#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1386
805fe9bc 1387static void update_variables(bool in_flight)
e268a47e 1388{
e268a47e 1389 struct retro_variable var;
6cdf212f 1390 int i;
ace14ab3 1391
e268a47e 1392 var.value = NULL;
4e477065 1393 var.key = "pcsx_rearmed_frameskip";
7d68d030 1394 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1395 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1396
1397 var.value = NULL;
4e477065 1398 var.key = "pcsx_rearmed_region";
9f5a28d9 1399 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1400 {
1401 Config.PsxAuto = 0;
f4cceff6 1402 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1403 Config.PsxAuto = 1;
1404 else if (strcmp(var.value, "NTSC") == 0)
1405 Config.PsxType = 0;
1406 else if (strcmp(var.value, "PAL") == 0)
1407 Config.PsxType = 1;
1408 }
4615b075 1409
6cdf212f 1410 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1411 update_controller_port_variable(i);
61c4962a 1412
30d43b8a 1413 update_multitap();
61c4962a 1414
e1442c48 1415 var.value = NULL;
1416 var.key = "pcsx_rearmed_negcon_deadzone";
1417 negcon_deadzone = 0;
1418 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1419 {
1420 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1421 }
1422
1423 var.value = NULL;
1424 var.key = "pcsx_rearmed_negcon_response";
1425 negcon_linearity = 1;
1426 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1427 {
1428 if (strcmp(var.value, "quadratic") == 0){
1429 negcon_linearity = 2;
1430 } else if (strcmp(var.value, "cubic") == 0){
1431 negcon_linearity = 3;
1432 }
1433 }
1434
70fb8fe7 1435 var.value = NULL;
1436 var.key = "pcsx_rearmed_vibration";
1437
1438 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1439 {
1440 if (strcmp(var.value, "disabled") == 0)
1441 in_enable_vibration = 0;
1442 else if (strcmp(var.value, "enabled") == 0)
1443 in_enable_vibration = 1;
1444 }
1445
5c1cbedc 1446 var.value = NULL;
1447 var.key = "pcsx_rearmed_dithering";
1448
1449 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1450 {
1451 if (strcmp(var.value, "disabled") == 0) {
1452 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1453 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1454#ifdef __ARM_NEON__
1455 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1456#endif
1457 }
1458 else if (strcmp(var.value, "enabled") == 0) {
1459 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1460 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1461#ifdef __ARM_NEON__
1462 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1463#endif
1464 }
1465 }
1466
7d68d030 1467#ifdef __ARM_NEON__
9f5a28d9 1468 var.value = "NULL";
55e5626b 1469 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1470
1471 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1472 {
1473 if (strcmp(var.value, "disabled") == 0)
1474 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1475 else if (strcmp(var.value, "enabled") == 0)
1476 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1477 }
1478
7d68d030 1479 var.value = NULL;
55e5626b 1480 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1481
1482 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1483 {
1484 if (strcmp(var.value, "disabled") == 0)
1485 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1486 else if (strcmp(var.value, "enabled") == 0)
1487 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1488 }
354329fa 1489
1490 var.value = NULL;
55e5626b 1491 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1492
1493 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1494 {
1495 if (strcmp(var.value, "disabled") == 0)
1496 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1497 else if (strcmp(var.value, "enabled") == 0)
1498 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1499 }
094ec204 1500#endif
0e5a7b7d 1501
1502 var.value = "NULL";
1503 var.key = "pcsx_rearmed_duping_enable";
1504
1505 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1506 {
0a6520c3 1507 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1508 duping_enable = false;
0a6520c3 1509 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1510 duping_enable = true;
1511 }
1512
2df7fcac
BP		 1513 var.value = "NULL";
1514 var.key = "pcsx_rearmed_display_internal_fps";
1515
1516 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1517 {
1518 if (strcmp(var.value, "disabled") == 0)
1519 display_internal_fps = false;
1520 else if (strcmp(var.value, "enabled") == 0)
1521 display_internal_fps = true;
1522 }
1523
48f615ba 1524#ifndef DRC_DISABLE
1525 var.value = NULL;
4e477065 1526 var.key = "pcsx_rearmed_drc";
48f615ba 1527
1528 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1529 {
1530 R3000Acpu *prev_cpu = psxCpu;
1531
fc99395c 1532#ifdef _3DS
f72db18e 1533 if(!__ctr_svchax)
fc99395c 1534 Config.Cpu = CPU_INTERPRETER;
1535 else
1536#endif
48f615ba 1537 if (strcmp(var.value, "disabled") == 0)
1538 Config.Cpu = CPU_INTERPRETER;
1539 else if (strcmp(var.value, "enabled") == 0)
1540 Config.Cpu = CPU_DYNAREC;
1541
1542 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1543 if (psxCpu != prev_cpu) {
1544 prev_cpu->Shutdown();
1545 psxCpu->Init();
1546 psxCpu->Reset(); // not really a reset..
1547 }
1548 }
1549#endif
805fe9bc 1550
01394a7f 1551 var.value = "NULL";
1552 var.key = "pcsx_rearmed_spu_reverb";
1553
1554 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1555 {
0a6520c3 1556 if (strcmp(var.value, "disabled") == 0)
01394a7f 1557 spu_config.iUseReverb = false;
0a6520c3 1558 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1559 spu_config.iUseReverb = true;
1560 }
1561
1562 var.value = "NULL";
1563 var.key = "pcsx_rearmed_spu_interpolation";
1564
1565 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1566 {
1567 if (strcmp(var.value, "simple") == 0)
1568 spu_config.iUseInterpolation = 1;
1569 else if (strcmp(var.value, "gaussian") == 0)
1570 spu_config.iUseInterpolation = 2;
1571 else if (strcmp(var.value, "cubic") == 0)
1572 spu_config.iUseInterpolation = 3;
1573 else if (strcmp(var.value, "off") == 0)
1574 spu_config.iUseInterpolation = 0;
1575 }
1576
b3480be8 1577 var.value = "NULL";
1578 var.key = "pcsx_rearmed_pe2_fix";
1579
1580 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1581 {
1582 if (strcmp(var.value, "disabled") == 0)
1583 Config.RCntFix = 0;
1584 else if (strcmp(var.value, "enabled") == 0)
1585 Config.RCntFix = 1;
1586 }
ace14ab3 1587
1d6abe26 1588 var.value = "NULL";
1589 var.key = "pcsx_rearmed_idiablofix";
1590
1591 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1592 {
1593 if (strcmp(var.value, "disabled") == 0)
1594 spu_config.idiablofix = 0;
1595 else if (strcmp(var.value, "enabled") == 0)
1596 spu_config.idiablofix = 1;
1597 }
1598
b3480be8 1599 var.value = "NULL";
1600 var.key = "pcsx_rearmed_inuyasha_fix";
1601
1602 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1603 {
1604 if (strcmp(var.value, "disabled") == 0)
1605 Config.VSyncWA = 0;
1606 else if (strcmp(var.value, "enabled") == 0)
1607 Config.VSyncWA = 1;
1608 }
1609
b12cce74 1610 var.value = NULL;
1611 var.key = "pcsx_rearmed_noxadecoding";
1612 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1613 {
1614 if (strcmp(var.value, "disabled") == 0)
1615 Config.Xa = 1;
1616 else
1617 Config.Xa = 0;
1618 }
1619
1620 var.value = NULL;
1621 var.key = "pcsx_rearmed_nocdaudio";
1622 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1623 {
1624 if (strcmp(var.value, "disabled") == 0)
1625 Config.Cdda = 1;
1626 else
1627 Config.Cdda = 0;
1628 }
1629
decba348 1630#ifndef DRC_DISABLE
1631 var.value = NULL;
1632 var.key = "pcsx_rearmed_nosmccheck";
1633 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1634 {
1635 if (strcmp(var.value, "enabled") == 0)
1636 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1637 else
1638 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1639 }
1640
1641 var.value = NULL;
1642 var.key = "pcsx_rearmed_gteregsunneeded";
1643 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1644 {
1645 if (strcmp(var.value, "enabled") == 0)
1646 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1647 else
1648 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1649 }
1650
1651 var.value = NULL;
1652 var.key = "pcsx_rearmed_nogteflags";
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_NO_FLAGS;
1657 else
1658 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1659 }
1660#endif
1661
32ab9e53
TJ		 1662 if (in_flight) {
1663 // inform core things about possible config changes
1664 plugin_call_rearmed_cbs();
805fe9bc 1665
32ab9e53
TJ		 1666 if (GPU_open != NULL && GPU_close != NULL) {
1667 GPU_close();
1668 GPU_open(&gpuDisp, "PCSX", NULL);
1669 }
805fe9bc 1670
32ab9e53
TJ		 1671 dfinput_activate();
1672 }
27cf7d31 1673 else
1674 {
b580cc4f 1675 //not yet running
5bf56268 1676
b580cc4f 1677 //bootlogo display hack
1678 if (found_bios) {
1679 var.value = "NULL";
1680 var.key = "pcsx_rearmed_show_bios_bootlogo";
1681 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1682 {
27cf7d31 1683 Config.SlowBoot = 0;
1684 rebootemu = 0;
0a6520c3 1685 if (strcmp(var.value, "enabled") == 0)
27cf7d31 1686 {
f422f444 1687 Config.SlowBoot = 1;
27cf7d31 1688 rebootemu = 1;
1689 }
b580cc4f 1690 }
1691 }
f8983cce 1692#ifndef DRC_DISABLE
1693 var.value = "NULL";
1694 var.key = "pcsx_rearmed_psxclock";
1695 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1696 {
1697 int psxclock = atoi(var.value);
1698 cycle_multiplier = 10000 / psxclock;
1699 }
1700#endif
b580cc4f 1701 }
e268a47e 1702}
1703
8741f7a2 1704// Taken from beetle-psx-libretro
6fbd15c8 1705static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
8741f7a2 1706{
8741f7a2 1707 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1708 // feature (or pre-date it) so we need to handle this in a graceful way.
1709
1710 // First, try and get an analog value using the new libretro API constant
6fbd15c8 1711 uint16_t button = input_state_cb(player_index,
8741f7a2 1712 RETRO_DEVICE_ANALOG,
1713 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1714 id);
1715 button = MIN(button / 128, 255);
1716
1717 if (button == 0)
1718 {
1719 // If we got exactly zero, we're either not pressing the button, or the front-end
1720 // is not reporting analog values. We need to do a second check using the classic
1721 // digital API method, to at least get some response - better than nothing.
1722
1723 // NOTE: If we're really just not holding the button, we're still going to get zero.
1724
6fbd15c8 1725 button = (ret & (1 << id)) ? 255 : 0;
8741f7a2 1726 }
1727
1728 return button;
1729}
1730
ace14ab3 1731void retro_run(void)
38c2028e 1732{
f422f444 1733 int i;
1734 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1735 if (rebootemu != 0) {
1736 rebootemu = 0;
1737 SysReset();
1738 if (!Config.HLE && !Config.SlowBoot) {
1739 // skip BIOS logos
1740 psxRegs.pc = psxRegs.GPR.n.ra;
f422f444 1741 }
f8983cce 1742 }
38c2028e 1743
2df7fcac
BP		 1744 if (display_internal_fps) {
1745 frame_count++;
1746
1747 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1748 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1749 char str[64];
1750 const char *strc = (const char*)str;
1751 struct retro_message msg =
1752 {
1753 strc,
1754 180
1755 };
1756
1757 str[0] = '\0';
1758
1759 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1760
1761 pl_rearmed_cbs.flip_cnt = 0;
1762
1763 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1764 }
2df7fcac 1765 }
6fbd15c8 1766 else
1767 frame_count = 0;
2df7fcac 1768
38c2028e 1769 input_poll_cb();
e268a47e 1770
805fe9bc 1771 bool updated = false;
1772 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1773 update_variables(true);
e268a47e 1774
3b1a5e21 1775 // reset all keystate, query libretro for keystate
61c4962a 1776 int j;
e1442c48 1777 int lsx;
064f8235 1778 int rsy;
e1442c48 1779 float negcon_twist_amplitude;
064f8235 1780 int negcon_i_rs;
1781 int negcon_ii_rs;
6fbd15c8 1782 for(i = 0; i < PORTS_NUMBER; i++)
1783 {
1784 int16_t ret = 0;
61c4962a 1785 in_keystate[i] = 0;
3c0fb554
AP		 1786
1787 if (in_type[i] == PSE_PAD_TYPE_NONE)
1788 continue;
6fbd15c8 1789
1790 if (libretro_supports_bitmasks)
1791 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
1792 else
1793 {
a3c2efcd
T		 1794 unsigned j;
1795 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
6fbd15c8 1796 {
a3c2efcd
T		 1797 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1798 ret |= (1 << j);
6fbd15c8 1799 }
1800 }
3c0fb554 1801
8741f7a2 1802 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
56abf614 1803 {
8741f7a2 1804 // Query digital inputs
1805 //
1806 // > Pad-Up
6fbd15c8 1807 if (ret & (1 < RETRO_DEVICE_ID_JOYPAD_UP))
8741f7a2 1808 in_keystate[i] |= (1 << DKEY_UP);
8741f7a2 1809 // > Pad-Right
6fbd15c8 1810 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
8741f7a2 1811 in_keystate[i] |= (1 << DKEY_RIGHT);
8741f7a2 1812 // > Pad-Down
6fbd15c8 1813 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
8741f7a2 1814 in_keystate[i] |= (1 << DKEY_DOWN);
8741f7a2 1815 // > Pad-Left
6fbd15c8 1816 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
8741f7a2 1817 in_keystate[i] |= (1 << DKEY_LEFT);
8741f7a2 1818 // > Start
6fbd15c8 1819 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
8741f7a2 1820 in_keystate[i] |= (1 << DKEY_START);
8741f7a2 1821 // > neGcon A
6fbd15c8 1822 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
8741f7a2 1823 in_keystate[i] |= (1 << DKEY_CIRCLE);
8741f7a2 1824 // > neGcon B
6fbd15c8 1825 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
8741f7a2 1826 in_keystate[i] |= (1 << DKEY_TRIANGLE);
8741f7a2 1827 // > neGcon R shoulder (digital)
6fbd15c8 1828 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
8741f7a2 1829 in_keystate[i] |= (1 << DKEY_R1);
8741f7a2 1830 // Query analog inputs
1831 //
1832 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1833 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1834 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1835 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1836 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1837 // So we just have to map in_analog_left/right to more
1838 // appropriate inputs...
1839 //
1840 // > NeGcon twist
e1442c48 1841 // >> Get raw analog stick value and account for deadzone
1842 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
6fbd15c8 1843 if (lsx > negcon_deadzone)
e1442c48 1844 lsx = lsx - negcon_deadzone;
6fbd15c8 1845 else if (lsx < -negcon_deadzone)
e1442c48 1846 lsx = lsx + negcon_deadzone;
6fbd15c8 1847 else
e1442c48 1848 lsx = 0;
e1442c48 1849 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1850 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
6fbd15c8 1851 if (negcon_linearity == 2)
1852 {
1853 if (negcon_twist_amplitude < 0.0)
e1442c48 1854 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
6fbd15c8 1855 else
e1442c48 1856 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 1857 }
6fbd15c8 1858 else if (negcon_linearity == 3)
1859 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 1860 // >> Convert to final 'in_analog' integer value [0,255]
1861 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
064f8235 1862 // > NeGcon I + II
1863 // >> Handle right analog stick vertical axis mapping...
1864 // - Up (-Y) == accelerate == neGcon I
1865 // - Down (+Y) == brake == neGcon II
1866 negcon_i_rs = 0;
1867 negcon_ii_rs = 0;
1868 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1869 if (rsy >= 0){
1870 // Account for deadzone
1871 // (Note: have never encountered a gamepad with significant differences
1872 // in deadzone between left/right analog sticks, so use the regular 'twist'
1873 // deadzone here)
6fbd15c8 1874 if (rsy > negcon_deadzone)
064f8235 1875 rsy = rsy - negcon_deadzone;
6fbd15c8 1876 else
064f8235 1877 rsy = 0;
064f8235 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 {
6fbd15c8 1881 if (rsy < -negcon_deadzone)
064f8235 1882 rsy = -1 * (rsy + negcon_deadzone);
6fbd15c8 1883 else
064f8235 1884 rsy = 0;
064f8235 1885 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1886 }
1887 // >> NeGcon I
8741f7a2 1888 in_analog_right[i][1] = MAX(
064f8235 1889 MAX(
6fbd15c8 1890 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1891 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
064f8235 1892 ),
1893 negcon_i_rs
8741f7a2 1894 );
064f8235 1895 // >> NeGcon II
8741f7a2 1896 in_analog_left[i][0] = MAX(
064f8235 1897 MAX(
6fbd15c8 1898 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1899 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
064f8235 1900 ),
1901 negcon_ii_rs
8741f7a2 1902 );
1903 // > NeGcon L
6fbd15c8 1904 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
8741f7a2 1905 }
1906 else
1907 {
1908 // Query digital inputs
6fbd15c8 1909 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
1910 if (ret & (1 << j))
8741f7a2 1911 in_keystate[i] |= retro_psx_map[j];
6fbd15c8 1912
8741f7a2 1913 // Query analog inputs
de95fedd 1914 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
8741f7a2 1915 {
1916 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);
1917 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);
1918 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);
1919 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);
1920 }
56abf614 1921 }
61c4962a 1922 }
e8d96071 1923
38c2028e 1924 stop = 0;
1925 psxCpu->Execute();
1926
65a0505f 1927 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1928 vout_width, vout_height, vout_width * 2);
70d56ca3 1929 vout_fb_dirty = 0;
49c61096
G		 1930
1931 set_vout_fb();
38c2028e 1932}
1933
74ebc05b 1934static bool try_use_bios(const char *path)
1935{
1936 FILE *f;
1937 long size;
1938 const char *name;
1939
1940 f = fopen(path, "rb");
1941 if (f == NULL)
1942 return false;
1943
1944 fseek(f, 0, SEEK_END);
1945 size = ftell(f);
1946 fclose(f);
1947
1948 if (size != 512 * 1024)
1949 return false;
1950
1951 name = strrchr(path, SLASH);
1952 if (name++ == NULL)
1953 name = path;
1954 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1955 return true;
1956}
1957
c4052f4d 1958#ifndef VITA
74ebc05b 1959#include <sys/types.h>
1960#include <dirent.h>
1961
1962static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1963{
1964 DIR *dir;
1965 struct dirent *ent;
1966 bool ret = false;
1967
1968 dir = opendir(dirpath);
1969 if (dir == NULL)
1970 return false;
1971
1972 while ((ent = readdir(dir))) {
1973 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1974 continue;
1975
1477f557 1976 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
74ebc05b 1977 ret = try_use_bios(path);
1978 if (ret)
1979 break;
1980 }
1981 closedir(dir);
1982 return ret;
1983}
1984#else
1985#define find_any_bios(...) false
1986#endif
1987
11813b9d 1988static void check_system_specs(void)
1989{
1990 unsigned level = 6;
1991 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1992}
1993
d382721e
MOB		 1994static int init_memcards(void)
1995{
1996 int ret = 0;
1997 const char *dir;
1998 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
1999 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2000
5bf56268 2001 // Memcard2 will be handled and is re-enabled if needed using core
2002 // operations.
2003 // Memcard1 is handled by libretro, doing this will set core to
2004 // skip file io operations for memcard1 like SaveMcd
2005 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2006 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
d382721e
MOB		 2007 init_memcard(Mcd1Data);
2008 // Memcard 2 is managed by the emulator on the filesystem,
2009 // There is no need to initialize Mcd2Data like Mcd1Data.
2010
2011 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2012 SysPrintf("Memcard 2: %s\n", var.value);
2013 if (memcmp(var.value, "enabled", 7) == 0) {
2014 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2015 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2016 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2017 ret = -1;
2018 } else {
2019 McdDisable[1] = 0;
2020 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2021 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2022 }
2023 } else {
2024 SysPrintf("Could not get save directory! Could not create memcard 2.");
2025 ret = -1;
2026 }
2027 }
2028 }
2029 return ret;
2030}
2031
9e7bdf29 2032static void loadPSXBios(void)
38c2028e 2033{
9e7bdf29 2034 const char *dir;
2035 char path[256];
2036 unsigned useHLE = 0;
2037
1477f557 2038 const char *bios[] = {
43702642 2039 "SCPH101", "scph101",
2040 "SCPH5501", "scph5501",
2041 "SCPH7001", "scph7001",
2042 "SCPH1001", "scph1001"
1477f557 2043 };
9e7bdf29 2044
2045 struct retro_variable var = {
2046 .key = "pcsx_rearmed_bios",
2047 .value = NULL
2048 };
2049
2050 found_bios = 0;
2051
2052 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2053 if (!strcmp(var.value, "HLE"))
2054 useHLE = 1;
2055 }
2056
2057 if (!useHLE)
2058 {
2059 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2060 {
2061 unsigned i;
2062 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2063
2064 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2065 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2066 found_bios = try_use_bios(path);
2067 if (found_bios)
2068 break;
2069 }
2070
2071 if (!found_bios)
2072 found_bios = find_any_bios(dir, path, sizeof(path));
2073 }
2074 if (found_bios) {
2075 SysPrintf("found BIOS file: %s\n", Config.Bios);
2076 }
2077 }
2078
2079 if (useHLE || !found_bios)
2080 {
2081 SysPrintf("no BIOS files found.\n");
2082 struct retro_message msg =
2083 {
2084 "No PlayStation BIOS file found - add for better compatibility",
2085 180
2086 };
2087 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2088 }
2089}
2090
2091void retro_init(void)
2092{
2093 struct retro_rumble_interface rumble;
2094 int ret;
38c2028e 2095
d148d265 2096#ifdef __MACH__
2097 // magic sauce to make the dynarec work on iOS
2098 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2099#endif
2100
fc99395c 2101#ifdef _3DS
fc99395c 2102 psxMapHook = pl_3ds_mmap;
2103 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2104#endif
2105#ifdef VITA
73081f23
FJGG		 2106 if(init_vita_mmap()<0)
2107 abort();
1a5fd794 2108 psxMapHook = pl_vita_mmap;
2109 psxUnmapHook = pl_vita_munmap;
fc99395c 2110#endif
38c2028e 2111 ret = emu_core_preinit();
5bf56268 2112#ifdef _3DS
e4d84733 2113 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 2114 if(!__ctr_svchax)
e4d84733 2115 Config.Cpu = CPU_INTERPRETER;
2116#endif
d382721e 2117 ret |= init_memcards();
73081f23 2118
38c2028e 2119 ret |= emu_core_init();
2120 if (ret != 0) {
f29fbd53 2121 SysPrintf("PCSX init failed.\n");
38c2028e 2122 exit(1);
2123 }
2124
0b7f536b 2125#ifdef _3DS
2126 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2127#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 2128 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 2129#else
2130 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2131#endif
5bf56268 2132
9e7bdf29 2133 vout_buf_ptr = vout_buf;
74ebc05b 2134
9e7bdf29 2135 loadPSXBios();
38c2028e 2136
1a6164a1 2137 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 2138 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2139
2140 rumble_cb = NULL;
2141 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2142 rumble_cb = rumble.set_rumble_state;
1a6164a1 2143
5ca2ec64 2144 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2145 * we have to do this because cache misses and some IO penalties
2146 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 2147 cycle_multiplier = 175;
ace14ab3 2148#ifdef HAVE_PRE_ARMV7
5ca2ec64 2149 cycle_multiplier = 200;
2150#endif
46b3a2fc 2151 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 2152 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2153
6e921e1d 2154 SaveFuncs.open = save_open;
2155 SaveFuncs.read = save_read;
2156 SaveFuncs.write = save_write;
2157 SaveFuncs.seek = save_seek;
2158 SaveFuncs.close = save_close;
e268a47e 2159
6fbd15c8 2160 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2161 libretro_supports_bitmasks = true;
2162
805fe9bc 2163 update_variables(false);
32ab9e53 2164 check_system_specs();
38c2028e 2165}
2166
2167void retro_deinit(void)
2168{
2169 SysClose();
0b7f536b 2170#ifdef _3DS
2171 linearFree(vout_buf);
2172#else
38c2028e 2173 free(vout_buf);
0b7f536b 2174#endif
38c2028e 2175 vout_buf = NULL;
d8f2e2d8
SL		 2176
2177#ifdef VITA
73081f23 2178 deinit_vita_mmap();
d8f2e2d8 2179#endif
6fbd15c8 2180 libretro_supports_bitmasks = false;
38c2028e 2181}
c4052f4d 2182
2183#ifdef VITA
2184#include <psp2/kernel/threadmgr.h>
2185int usleep (unsigned long us)
2186{
2187 sceKernelDelayThread(us);
2188}
2189#endif
ARM optimized PCSX fork