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add CHD support.
[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"
31#include "plugin.h"
32#include "plugin_lib.h"
ace14ab3 33#include "arm_features.h"
38c2028e 34#include "revision.h"
35#include "libretro.h"
36
fc99395c 37#ifdef _3DS
fc99395c 38#include "3ds/3ds_utils.h"
fc99395c 39#endif
40
8136cafb
AP		 41#define PORTS_NUMBER 8
42
a9bb0712 43#ifndef MIN
44#define MIN(a, b) ((a) < (b) ? (a) : (b))
45#endif
46
8741f7a2 47#ifndef MAX
48#define MAX(a, b) ((a) > (b) ? (a) : (b))
49#endif
50
47624ecf 51#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
52
2df7fcac
BP		 53#define INTERNAL_FPS_SAMPLE_PERIOD 64
54
726da67c 55//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 56static int rebootemu = 0;
726da67c 57
38c2028e 58static retro_video_refresh_t video_cb;
59static retro_input_poll_t input_poll_cb;
60static retro_input_state_t input_state_cb;
61static retro_environment_t environ_cb;
62static retro_audio_sample_batch_t audio_batch_cb;
79f29e0a 63static retro_set_rumble_state_t rumble_cb;
b2aef321 64static struct retro_log_callback logging;
65static retro_log_printf_t log_cb;
38c2028e 66
67static void *vout_buf;
65a0505f 68static void * vout_buf_ptr;
70d56ca3 69static int vout_width, vout_height;
70static int vout_doffs_old, vout_fb_dirty;
1a6164a1 71static bool vout_can_dupe;
0e5a7b7d 72static bool duping_enable;
b580cc4f 73static bool found_bios;
2df7fcac
BP		 74static bool display_internal_fps = false;
75static unsigned frame_count = 0;
70d56ca3 76
38c2028e 77static int plugins_opened;
17f84149 78static int is_pal_mode;
38c2028e 79
f9f60dae
TK		 80/* memory card data */
81extern char Mcd1Data[MCD_SIZE];
76e889bc 82extern char Mcd2Data[MCD_SIZE];
f9f60dae 83extern char McdDisable[2];
38c2028e 84
85/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 86int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
87 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 };
61c4962a 90int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
91int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 92unsigned short in_keystate[PORTS_NUMBER];
29f3675b 93int multitap1 = 0;
94int multitap2 = 0;
4e477065 95int in_enable_vibration = 1;
38c2028e 96
e1442c48 97// NegCon adjustment parameters
98// > The NegCon 'twist' action is somewhat awkward when mapped
99// to a standard analog stick -> user should be able to tweak
100// response/deadzone for comfort
101// > When response is linear, 'additional' deadzone (set here)
102// may be left at zero, since this is normally handled via in-game
103// options menus
104// > When response is non-linear, deadzone should be set to match the
105// controller being used (otherwise precision may be lost)
106// > negcon_linearity:
107// - 1: Response is linear - recommended when using racing wheel
108// peripherals, not recommended for standard gamepads
109// - 2: Response is quadratic - optimal setting for gamepads
110// - 3: Response is cubic - enables precise fine control, but
111// difficult to use...
112#define NEGCON_RANGE 0x7FFF
113static int negcon_deadzone = 0;
114static int negcon_linearity = 1;
115
805fe9bc 116/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
117#define VOUT_MAX_WIDTH 1024
118#define VOUT_MAX_HEIGHT 512
119
646a63e4 120//Dummy functions
121bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
122void retro_unload_game(void){}
123static int vout_open(void){return 0;}
124static void vout_close(void){}
125static int snd_init(void){return 0;}
126static void snd_finish(void){}
127static int snd_busy(void){return 0;}
128
7df396ea
TK		 129static void init_memcard(char *mcd_data)
130{
131 unsigned off = 0;
132 unsigned i;
133
134 memset(mcd_data, 0, MCD_SIZE);
135
136 mcd_data[off++] = 'M';
137 mcd_data[off++] = 'C';
138 off += 0x7d;
139 mcd_data[off++] = 0x0e;
140
141 for (i = 0; i < 15; i++) {
142 mcd_data[off++] = 0xa0;
143 off += 0x07;
144 mcd_data[off++] = 0xff;
145 mcd_data[off++] = 0xff;
146 off += 0x75;
147 mcd_data[off++] = 0xa0;
148 }
149
150 for (i = 0; i < 20; i++) {
151 mcd_data[off++] = 0xff;
152 mcd_data[off++] = 0xff;
153 mcd_data[off++] = 0xff;
154 mcd_data[off++] = 0xff;
155 off += 0x04;
156 mcd_data[off++] = 0xff;
157 mcd_data[off++] = 0xff;
158 off += 0x76;
159 }
160}
161
49c61096 162static void set_vout_fb()
38c2028e 163{
6558949c
FJGG		 164 struct retro_framebuffer fb = {0};
165
166 fb.width = vout_width;
167 fb.height = vout_height;
168 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
169
6558949c 170 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
49c61096
G		 171 vout_buf_ptr = (uint16_t*)fb.data;
172 else
173 vout_buf_ptr = vout_buf;
174}
6558949c 175
49c61096
G		 176static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
177{
178 vout_width = w;
179 vout_height = h;
180
181 set_vout_fb();
38c2028e 182}
183
cc4f9b70 184#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 185static void convert(void *buf, size_t bytes)
38c2028e 186{
187 unsigned int i, v, *p = buf;
188
9c59f120 189 for (i = 0; i < bytes / 4; i++) {
38c2028e 190 v = p[i];
191 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
192 }
193}
46aa5b98 194#endif
38c2028e 195
fa56d360 196static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 197{
65a0505f 198 unsigned short *dest = vout_buf_ptr;
fa56d360 199 const unsigned short *src = vram;
70d56ca3 200 int dstride = vout_width, h1 = h;
201 int doffs;
38c2028e 202
fa56d360 203 if (vram == NULL) {
204 // blanking
65a0505f 205 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 206 goto out;
207 }
208
70d56ca3 209 doffs = (vout_height - h) * dstride;
210 doffs += (dstride - w) / 2 & ~1;
211 if (doffs != vout_doffs_old) {
212 // clear borders
65a0505f 213 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 214 vout_doffs_old = doffs;
215 }
216 dest += doffs;
217
fa56d360 218 if (bgr24)
219 {
220 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
221 for (; h1-- > 0; dest += dstride, src += stride)
222 {
223 bgr888_to_rgb565(dest, src, w * 3);
224 }
225 }
226 else
227 {
228 for (; h1-- > 0; dest += dstride, src += stride)
229 {
230 bgr555_to_rgb565(dest, src, w * 2);
231 }
232 }
38c2028e 233
fa56d360 234out:
46aa5b98 235#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 236 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 237#endif
70d56ca3 238 vout_fb_dirty = 1;
fa56d360 239 pl_rearmed_cbs.flip_cnt++;
38c2028e 240}
241
fc99395c 242#ifdef _3DS
243typedef struct
244{
245 void* buffer;
246 uint32_t target_map;
247 size_t size;
248 enum psxMapTag tag;
249}psx_map_t;
250
251psx_map_t custom_psx_maps[] = {
252 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
253 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
254 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
255 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
256 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
257};
258
259void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
260 enum psxMapTag tag)
261{
262 (void)is_fixed;
263 (void)addr;
264
f72db18e 265 if (__ctr_svchax)
fc99395c 266 {
267 psx_map_t* custom_map = custom_psx_maps;
268
269 for (; custom_map->size; custom_map++)
270 {
271 if ((custom_map->size == size) && (custom_map->tag == tag))
272 {
273 uint32_t ptr_aligned, tmp;
274
275 custom_map->buffer = malloc(size + 0x1000);
276 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
277
f72db18e 278 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 279 {
280 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
281 exit(1);
282 }
283
284 return (void*)custom_map->target_map;
285 }
286 }
287 }
288
289 return malloc(size);
290}
291
292void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 293{
fc99395c 294 (void)tag;
295
f72db18e 296 if (__ctr_svchax)
fc99395c 297 {
298 psx_map_t* custom_map = custom_psx_maps;
299
300 for (; custom_map->size; custom_map++)
301 {
302 if ((custom_map->target_map == (uint32_t)ptr))
303 {
304 uint32_t ptr_aligned, tmp;
305
306 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
307
f72db18e 308 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 309
310 free(custom_map->buffer);
311 custom_map->buffer = NULL;
312 return;
313 }
314 }
315 }
316
317 free(ptr);
318}
319#endif
320
1a5fd794 321#ifdef VITA
322typedef struct
323{
324 void* buffer;
325 uint32_t target_map;
326 size_t size;
327 enum psxMapTag tag;
328}psx_map_t;
329
73081f23
FJGG		 330void* addr = NULL;
331
1a5fd794 332psx_map_t custom_psx_maps[] = {
333 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
334 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
335 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
336 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
337 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
338};
339
73081f23
FJGG		 340int init_vita_mmap(){
341 int n;
848b806c 342 void * tmpaddr;
73081f23
FJGG		 343 addr = malloc(64*1024*1024);
344 if(addr==NULL)
345 return -1;
848b806c
FJGG		 346 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
347 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
348 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
349 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
350 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
351 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 352#if 0
353 for(n = 0; n < 5; n++){
354 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
355 }
356#endif
357 return 0;
358}
359
360void deinit_vita_mmap(){
361 free(addr);
362}
363
1a5fd794 364void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
365 enum psxMapTag tag)
366{
367 (void)is_fixed;
368 (void)addr;
369
370
371 psx_map_t* custom_map = custom_psx_maps;
372
373 for (; custom_map->size; custom_map++)
374 {
375 if ((custom_map->size == size) && (custom_map->tag == tag))
376 {
1a5fd794 377 return custom_map->buffer;
378 }
379 }
380
381
382 return malloc(size);
383}
384
385void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
386{
387 (void)tag;
388
389 psx_map_t* custom_map = custom_psx_maps;
390
391 for (; custom_map->size; custom_map++)
392 {
393 if ((custom_map->buffer == ptr))
394 {
1a5fd794 395 return;
396 }
397 }
398
399 free(ptr);
400}
401#endif
402
fc99395c 403static void *pl_mmap(unsigned int size)
ace14ab3 404{
87e5b45f 405 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 406}
407
408static void pl_munmap(void *ptr, unsigned int size)
409{
87e5b45f 410 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 411}
412
38c2028e 413struct rearmed_cbs pl_rearmed_cbs = {
414 .pl_vout_open = vout_open,
415 .pl_vout_set_mode = vout_set_mode,
416 .pl_vout_flip = vout_flip,
417 .pl_vout_close = vout_close,
cc56203b 418 .mmap = pl_mmap,
419 .munmap = pl_munmap,
38c2028e 420 /* from psxcounters */
421 .gpu_hcnt = &hSyncCount,
422 .gpu_frame_count = &frame_counter,
423};
424
425void pl_frame_limit(void)
426{
427 /* called once per frame, make psxCpu->Execute() above return */
428 stop = 1;
429}
430
431void pl_timing_prepare(int is_pal)
432{
17f84149 433 is_pal_mode = is_pal;
38c2028e 434}
435
d71c7095 436void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 437{
79f29e0a 438 if (!rumble_cb)
439 return;
440
441 if (in_enable_vibration)
70fb8fe7 442 {
79f29e0a 443 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
444 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
70fb8fe7 445 }
38c2028e 446}
447
e4c83ca6 448void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 449{
450}
451
452/* sound calls */
07c13dfd 453static void snd_feed(void *buf, int bytes)
38c2028e 454{
db126209 455 if (audio_batch_cb != NULL)
456 audio_batch_cb(buf, bytes / 4);
38c2028e 457}
458
07c13dfd 459void out_register_libretro(struct out_driver *drv)
460{
461 drv->name = "libretro";
462 drv->init = snd_init;
463 drv->finish = snd_finish;
464 drv->busy = snd_busy;
465 drv->feed = snd_feed;
466}
467
38c2028e 468/* libretro */
e268a47e 469void retro_set_environment(retro_environment_t cb)
470{
e268a47e 471 static const struct retro_variable vars[] = {
4e477065 472 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
9e7bdf29 473 { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
f4cceff6 474 { "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
d382721e 475 { "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
bc1fc5f3 476 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog|dualshock|negcon|none" },
477 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog|dualshock|negcon|none" },
478 { "pcsx_rearmed_pad3type", "Pad 3 Type; none|standard|analog|dualshock|negcon" },
479 { "pcsx_rearmed_pad4type", "Pad 4 Type; none|standard|analog|dualshock|negcon" },
480 { "pcsx_rearmed_pad5type", "Pad 5 Type; none|standard|analog|dualshock|negcon" },
481 { "pcsx_rearmed_pad6type", "Pad 6 Type; none|standard|analog|dualshock|negcon" },
482 { "pcsx_rearmed_pad7type", "Pad 7 Type; none|standard|analog|dualshock|negcon" },
483 { "pcsx_rearmed_pad8type", "Pad 8 Type; none|standard|analog|dualshock|negcon" },
30d43b8a
AP		 484 { "pcsx_rearmed_multitap1", "Multitap 1; auto|disabled|enabled" },
485 { "pcsx_rearmed_multitap2", "Multitap 2; auto|disabled|enabled" },
e1442c48 486 { "pcsx_rearmed_negcon_deadzone", "NegCon Twist Deadzone (percent); 0|5|10|15|20|25|30" },
487 { "pcsx_rearmed_negcon_response", "NegCon Twist Response; linear|quadratic|cubic" },
70fb8fe7 488 { "pcsx_rearmed_vibration", "Enable Vibration; enabled|disabled" },
5c1cbedc 489 { "pcsx_rearmed_dithering", "Enable Dithering; enabled|disabled" },
48f615ba 490#ifndef DRC_DISABLE
4e477065 491 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
f8983cce 492#ifdef HAVE_PRE_ARMV7
493 { "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" },
494#else
495 { "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" },
496#endif
48f615ba 497#endif
8569f7c3 498#ifdef __ARM_NEON__
55e5626b 499 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
500 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
501 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
7d68d030 502#endif
0a6520c3 503 { "pcsx_rearmed_duping_enable", "Frame duping; enabled|disabled" },
2df7fcac 504 { "pcsx_rearmed_display_internal_fps", "Display Internal FPS; disabled|enabled" },
0a6520c3
SB		 505 { "pcsx_rearmed_show_bios_bootlogo", "Show Bios Bootlogo(Breaks some games); disabled|enabled" },
506 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; enabled|disabled" },
01394a7f 507 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
1d6abe26 508 { "pcsx_rearmed_idiablofix", "Diablo Music Fix; disabled|enabled" },
b3480be8 509 { "pcsx_rearmed_pe2_fix", "Parasite Eve 2/Vandal Hearts 1/2 Fix; disabled|enabled" },
510 { "pcsx_rearmed_inuyasha_fix", "InuYasha Sengoku Battle Fix; disabled|enabled" },
e268a47e 511 { NULL, NULL },
512 };
513
b2aef321 514 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
515 log_cb = logging.log;
516
e268a47e 517 environ_cb = cb;
518
519 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
e268a47e 520}
521
38c2028e 522void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
523void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
524void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
525void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
526void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
527
528unsigned retro_api_version(void)
529{
530 return RETRO_API_VERSION;
531}
532
15504ca8 533static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 534{
535 if (port >= PORTS_NUMBER)
15504ca8 536 return 0;
8136cafb 537
15504ca8
AP		 538 if (!environ_cb)
539 return 0;
8136cafb 540
15504ca8 541 var->value = NULL;
a06f5a70
AP		 542 switch (port) {
543 case 0:
15504ca8 544 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 545 break;
546 case 1:
15504ca8 547 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 548 break;
549 case 2:
15504ca8 550 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 551 break;
552 case 3:
15504ca8 553 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 554 break;
555 case 4:
15504ca8 556 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 557 break;
558 case 5:
15504ca8 559 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 560 break;
561 case 6:
15504ca8 562 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 563 break;
564 case 7:
15504ca8 565 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 566 break;
567 }
568
15504ca8
AP		 569 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
570}
571
572static void update_controller_port_variable(unsigned port)
573{
574 if (port >= PORTS_NUMBER)
575 return;
576
577 struct retro_variable var;
578
579 if (controller_port_variable(port, &var))
8136cafb 580 {
3c0fb554 581 if (strcmp(var.value, "standard") == 0)
8342a300 582 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 583 else if (strcmp(var.value, "analog") == 0)
de95fedd
S		 584 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
585 else if (strcmp(var.value, "dualshock") == 0)
8342a300 586 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 587 else if (strcmp(var.value, "negcon") == 0)
8342a300 588 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 589 else if (strcmp(var.value, "none") == 0)
8342a300 590 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 591 // else 'default' case, do nothing
3dc2e39e 592 }
15504ca8 593}
3dc2e39e 594
15504ca8
AP		 595static void update_controller_port_device(unsigned port, unsigned device)
596{
597 if (port >= PORTS_NUMBER)
598 return;
599
600 struct retro_variable var;
601
602 if (!controller_port_variable(port, &var))
603 return;
604
605 if (strcmp(var.value, "default") != 0)
606 return;
607
608 switch (device)
609 {
610 case RETRO_DEVICE_JOYPAD:
611 in_type[port] = PSE_PAD_TYPE_STANDARD;
612 break;
613 case RETRO_DEVICE_ANALOG:
614 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
615 break;
616 case RETRO_DEVICE_MOUSE:
617 in_type[port] = PSE_PAD_TYPE_MOUSE;
618 break;
619 case RETRO_DEVICE_LIGHTGUN:
620 in_type[port] = PSE_PAD_TYPE_GUN;
621 break;
622 case RETRO_DEVICE_NONE:
623 default:
624 in_type[port] = PSE_PAD_TYPE_NONE;
625 }
8136cafb
AP		 626}
627
30d43b8a
AP		 628static void update_multitap()
629{
630 struct retro_variable var;
6cdf212f 631 int auto_case, port;
30d43b8a
AP		 632
633 var.value = NULL;
634 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 635 auto_case = 0;
636 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 637 {
638 if (strcmp(var.value, "enabled") == 0)
639 multitap1 = 1;
640 else if (strcmp(var.value, "disabled") == 0)
641 multitap1 = 0;
642 else // 'auto' case
3dc2e39e
AP		 643 auto_case = 1;
644 }
645 else
15504ca8 646 auto_case = 1;
3dc2e39e
AP		 647
648 if (auto_case)
649 {
650 // If a gamepad is plugged after port 2, we need a first multitap.
651 multitap1 = 0;
6cdf212f 652 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 653 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 654 }
655
656 var.value = NULL;
657 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 658 auto_case = 0;
659 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 660 {
661 if (strcmp(var.value, "enabled") == 0)
662 multitap2 = 1;
663 else if (strcmp(var.value, "disabled") == 0)
664 multitap2 = 0;
665 else // 'auto' case
3dc2e39e
AP		 666 auto_case = 1;
667 }
668 else
15504ca8 669 auto_case = 1;
3dc2e39e
AP		 670
671 if (auto_case)
672 {
673 // If a gamepad is plugged after port 4, we need a second multitap.
674 multitap2 = 0;
6cdf212f 675 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 676 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 677 }
678}
679
38c2028e 680void retro_set_controller_port_device(unsigned port, unsigned device)
681{
ace14ab3 682 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 683
684 if (port >= PORTS_NUMBER)
685 return;
686
687 update_controller_port_device(port, device);
688 update_multitap();
38c2028e 689}
690
691void retro_get_system_info(struct retro_system_info *info)
692{
693 memset(info, 0, sizeof(*info));
694 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 695#ifndef GIT_VERSION
696#define GIT_VERSION ""
697#endif
698 info->library_version = "r22" GIT_VERSION;
ce188d4d 699 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
38c2028e 700 info->need_fullpath = true;
701}
702
703void retro_get_system_av_info(struct retro_system_av_info *info)
704{
705 memset(info, 0, sizeof(*info));
17f84149 706 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 707 info->timing.sample_rate = 44100;
708 info->geometry.base_width = 320;
709 info->geometry.base_height = 240;
805fe9bc 710 info->geometry.max_width = VOUT_MAX_WIDTH;
711 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 712 info->geometry.aspect_ratio = 4.0 / 3.0;
713}
714
6e921e1d 715/* savestates */
ace14ab3 716size_t retro_serialize_size(void)
717{
03f55e6b 718 // it's currently 4380651-4397047 bytes,
719 // but have some reserved for future
720 return 0x440000;
6e921e1d 721}
722
723struct save_fp {
724 char *buf;
725 size_t pos;
726 int is_write;
727};
728
729static void *save_open(const char *name, const char *mode)
730{
731 struct save_fp *fp;
732
733 if (name == NULL || mode == NULL)
734 return NULL;
735
736 fp = malloc(sizeof(*fp));
737 if (fp == NULL)
738 return NULL;
739
740 fp->buf = (char *)name;
741 fp->pos = 0;
742 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
743
744 return fp;
745}
746
747static int save_read(void *file, void *buf, u32 len)
748{
749 struct save_fp *fp = file;
750 if (fp == NULL || buf == NULL)
751 return -1;
752
753 memcpy(buf, fp->buf + fp->pos, len);
754 fp->pos += len;
755 return len;
756}
757
758static int save_write(void *file, const void *buf, u32 len)
759{
760 struct save_fp *fp = file;
761 if (fp == NULL || buf == NULL)
762 return -1;
763
764 memcpy(fp->buf + fp->pos, buf, len);
765 fp->pos += len;
766 return len;
767}
768
769static long save_seek(void *file, long offs, int whence)
770{
771 struct save_fp *fp = file;
772 if (fp == NULL)
773 return -1;
774
775 switch (whence) {
776 case SEEK_CUR:
777 fp->pos += offs;
778 return fp->pos;
779 case SEEK_SET:
780 fp->pos = offs;
781 return fp->pos;
782 default:
783 return -1;
784 }
785}
786
787static void save_close(void *file)
788{
789 struct save_fp *fp = file;
790 size_t r_size = retro_serialize_size();
791 if (fp == NULL)
792 return;
793
794 if (fp->pos > r_size)
795 SysPrintf("ERROR: save buffer overflow detected\n");
796 else if (fp->is_write && fp->pos < r_size)
797 // make sure we don't save trash in leftover space
798 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
799 free(fp);
38c2028e 800}
801
802bool retro_serialize(void *data, size_t size)
ace14ab3 803{
6e921e1d 804 int ret = SaveState(data);
805 return ret == 0 ? true : false;
38c2028e 806}
807
808bool retro_unserialize(const void *data, size_t size)
809{
6e921e1d 810 int ret = LoadState(data);
811 return ret == 0 ? true : false;
38c2028e 812}
813
23ea11bd 814/* cheats */
38c2028e 815void retro_cheat_reset(void)
816{
6e921e1d 817 ClearAllCheats();
38c2028e 818}
819
820void retro_cheat_set(unsigned index, bool enabled, const char *code)
821{
6e921e1d 822 char buf[256];
823 int ret;
824
825 // cheat funcs are destructive, need a copy..
826 strncpy(buf, code, sizeof(buf));
827 buf[sizeof(buf) - 1] = 0;
5bf56268 828
47624ecf 829 //Prepare buffered cheat for PCSX's AddCheat fucntion.
830 int cursor=0;
831 int nonhexdec=0;
832 while (buf[cursor]){
833 if (!(ISHEXDEC)){
834 if (++nonhexdec%2){
835 buf[cursor]=' ';
836 } else {
837 buf[cursor]='\n';
838 }
839 }
840 cursor++;
841 }
5bf56268 842
6e921e1d 843
844 if (index < NumCheats)
845 ret = EditCheat(index, "", buf);
846 else
847 ret = AddCheat("", buf);
848
849 if (ret != 0)
850 SysPrintf("Failed to set cheat %#u\n", index);
851 else if (index < NumCheats)
852 Cheats[index].Enabled = enabled;
38c2028e 853}
854
23ea11bd 855/* multidisk support */
856static bool disk_ejected;
857static unsigned int disk_current_index;
51ba7408 858static unsigned int disk_count;
23ea11bd 859static struct disks_state {
860 char *fname;
861 int internal_index; // for multidisk eboots
862} disks[8];
863
864static bool disk_set_eject_state(bool ejected)
865{
866 // weird PCSX API..
867 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
868 LidInterrupt();
869
870 disk_ejected = ejected;
871 return true;
872}
873
874static bool disk_get_eject_state(void)
875{
876 /* can't be controlled by emulated software */
877 return disk_ejected;
878}
879
880static unsigned int disk_get_image_index(void)
881{
882 return disk_current_index;
883}
884
885static bool disk_set_image_index(unsigned int index)
886{
887 if (index >= sizeof(disks) / sizeof(disks[0]))
888 return false;
889
890 CdromId[0] = '\0';
891 CdromLabel[0] = '\0';
892
893 if (disks[index].fname == NULL) {
894 SysPrintf("missing disk #%u\n", index);
895 CDR_shutdown();
896
897 // RetroArch specifies "no disk" with index == count,
898 // so don't fail here..
899 disk_current_index = index;
900 return true;
901 }
902
903 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
904 disks[index].fname, disks[index].internal_index);
905
906 cdrIsoMultidiskSelect = disks[index].internal_index;
907 set_cd_image(disks[index].fname);
908 if (ReloadCdromPlugin() < 0) {
909 SysPrintf("failed to load cdr plugin\n");
910 return false;
911 }
912 if (CDR_open() < 0) {
913 SysPrintf("failed to open cdr plugin\n");
914 return false;
915 }
916
917 if (!disk_ejected) {
918 SetCdOpenCaseTime(time(NULL) + 2);
919 LidInterrupt();
920 }
921
922 disk_current_index = index;
923 return true;
924}
925
926static unsigned int disk_get_num_images(void)
927{
51ba7408 928 return disk_count;
23ea11bd 929}
930
931static bool disk_replace_image_index(unsigned index,
932 const struct retro_game_info *info)
933{
934 char *old_fname;
935 bool ret = true;
936
937 if (index >= sizeof(disks) / sizeof(disks[0]))
938 return false;
939
940 old_fname = disks[index].fname;
941 disks[index].fname = NULL;
942 disks[index].internal_index = 0;
943
944 if (info != NULL) {
945 disks[index].fname = strdup(info->path);
946 if (index == disk_current_index)
947 ret = disk_set_image_index(index);
948 }
949
950 if (old_fname != NULL)
951 free(old_fname);
952
953 return ret;
954}
955
956static bool disk_add_image_index(void)
957{
51ba7408
T		 958 if (disk_count >= 8)
959 return false;
960
961 disk_count++;
23ea11bd 962 return true;
963}
964
965static struct retro_disk_control_callback disk_control = {
966 .set_eject_state = disk_set_eject_state,
967 .get_eject_state = disk_get_eject_state,
968 .get_image_index = disk_get_image_index,
969 .set_image_index = disk_set_image_index,
970 .get_num_images = disk_get_num_images,
971 .replace_image_index = disk_replace_image_index,
972 .add_image_index = disk_add_image_index,
973};
974
9fba39a9
T		 975// just in case, maybe a win-rt port in the future?
976#ifdef _WIN32
977#define SLASH '\\'
978#else
979#define SLASH '/'
980#endif
981
9096ba88 982#ifndef PATH_MAX
983#define PATH_MAX 4096
984#endif
985
9fba39a9
T		 986static char base_dir[PATH_MAX];
987
988static bool read_m3u(const char *file)
989{
990 char line[PATH_MAX];
991 char name[PATH_MAX];
9fba39a9
T		 992 FILE *f = fopen(file, "r");
993 if (!f)
994 return false;
995
51ba7408 996 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 997 if (line[0] == '#')
998 continue;
999 char *carrige_return = strchr(line, '\r');
1000 if (carrige_return)
1001 *carrige_return = '\0';
1002 char *newline = strchr(line, '\n');
1003 if (newline)
1004 *newline = '\0';
1005
1006 if (line[0] != '\0')
1007 {
1008 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 1009 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 1010 }
1011 }
1012
1013 fclose(f);
51ba7408 1014 return (disk_count != 0);
9fba39a9
T		 1015}
1016
1017static void extract_directory(char *buf, const char *path, size_t size)
1018{
1019 char *base;
1020 strncpy(buf, path, size - 1);
1021 buf[size - 1] = '\0';
1022
1023 base = strrchr(buf, '/');
1024 if (!base)
1025 base = strrchr(buf, '\\');
1026
1027 if (base)
1028 *base = '\0';
1029 else
1030 {
1031 buf[0] = '.';
1032 buf[1] = '\0';
1033 }
1034}
1035
003cfc63 1036#if defined(__QNX__) || defined(_WIN32)
41294f4d 1037/* Blackberry QNX doesn't have strcasestr */
1038
1039/*
1040 * Find the first occurrence of find in s, ignore case.
1041 */
1042char *
1043strcasestr(const char *s, const char*find)
1044{
1045 char c, sc;
1046 size_t len;
1047
1048 if ((c = *find++) != 0) {
1049 c = tolower((unsigned char)c);
1050 len = strlen(find);
1051 do {
1052 do {
1053 if ((sc = *s++) == 0)
1054 return (NULL);
1055 } while ((char)tolower((unsigned char)sc) != c);
1056 } while (strncasecmp(s, find, len) != 0);
1057 s--;
1058 }
1059 return ((char *)s);
1060}
1061#endif
1062
38c2028e 1063bool retro_load_game(const struct retro_game_info *info)
1064{
23ea11bd 1065 size_t i;
9fba39a9
T		 1066 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1067
e3f8313f 1068 struct retro_input_descriptor desc[] = {
1069 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1070 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1071 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1072 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1073 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1074 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1075 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1076 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1077 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1078 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1079 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1080 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1081 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1082 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1083 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1084 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1085 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1086 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1087 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1088 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1089
e3f8313f 1090
1091 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1092 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1093 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1094 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1095 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1096 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1097 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1098 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1099 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1100 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1101 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1102 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1103 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1104 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1105 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1106 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1107 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1108 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1109 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1110 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1111
1112 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1113 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1114 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1115 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1116 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1117 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1118 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1119 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1120 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1121 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1122 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1123 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1124 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1125 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1126 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1127 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1128 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1129 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1130 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1131 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1132
1133 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1134 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1135 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1136 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1137 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1138 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1139 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1140 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1141 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1142 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1143 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1144 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1145 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1146 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1147 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1148 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1149 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1150 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1151 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1152 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1153
1154 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1155 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1156 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1157 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1158 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1159 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1160 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1161 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1162 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1163 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1164 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1165 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1166 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1167 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1168 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1169 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1170 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1171 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1172 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1173 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1174
1175 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1176 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1177 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1178 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1179 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1180 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1181 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1182 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1183 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1184 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1185 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1186 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1187 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1188 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1189 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1190 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1191 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1192 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1193 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1194 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1195
1196 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1197 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1198 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1199 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1200 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1201 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1202 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1203 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1204 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1205 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1206 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1207 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1208 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1209 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1210 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1211 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1212 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1213 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1214 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1215 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1216
1217 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1218 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1219 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1220 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1221 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1222 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1223 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1224 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1225 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1226 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1227 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1228 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1229 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1230 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1231 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1232 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1233 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1234 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1235 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1236 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1237
1238 { 0 },
1239 };
1240
2df7fcac
BP		 1241 frame_count = 0;
1242
e3f8313f 1243 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1244
46aa5b98 1245#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1246 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1247 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1248 SysPrintf("RGB565 supported, using it\n");
c19aba43 1249 }
46aa5b98 1250#endif
c19aba43 1251
23ea11bd 1252 if (info == NULL || info->path == NULL) {
1253 SysPrintf("info->path required\n");
1254 return false;
1255 }
1256
38c2028e 1257 if (plugins_opened) {
1258 ClosePlugins();
1259 plugins_opened = 0;
1260 }
1261
23ea11bd 1262 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1263 if (disks[i].fname != NULL) {
1264 free(disks[i].fname);
1265 disks[i].fname = NULL;
1266 }
1267 disks[i].internal_index = 0;
1268 }
1269
1270 disk_current_index = 0;
9fba39a9
T		 1271 extract_directory(base_dir, info->path, sizeof(base_dir));
1272
1273 if (is_m3u) {
1274 if (!read_m3u(info->path)) {
b2aef321 1275 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
9fba39a9
T		 1276 return false;
1277 }
51ba7408
T		 1278 } else {
1279 disk_count = 1;
9fba39a9 1280 disks[0].fname = strdup(info->path);
51ba7408 1281 }
23ea11bd 1282
1283 set_cd_image(disks[0].fname);
38c2028e 1284
1285 /* have to reload after set_cd_image for correct cdr plugin */
1286 if (LoadPlugins() == -1) {
b2aef321 1287 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
38c2028e 1288 return false;
1289 }
1290
1291 plugins_opened = 1;
1292 NetOpened = 0;
1293
1294 if (OpenPlugins() == -1) {
b2aef321 1295 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
38c2028e 1296 return false;
1297 }
1298
1299 plugin_call_rearmed_cbs();
19a784e6 1300 dfinput_activate();
38c2028e 1301
38c2028e 1302 if (CheckCdrom() == -1) {
b2aef321 1303 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
38c2028e 1304 return false;
1305 }
1306
6492c6e8 1307 SysReset();
38c2028e 1308
1309 if (LoadCdrom() == -1) {
b2aef321 1310 log_cb(RETRO_LOG_INFO, "could not load CD\n");
38c2028e 1311 return false;
1312 }
79f216e3 1313 emu_on_new_cd(0);
38c2028e 1314
23ea11bd 1315 // multidisk images
9fba39a9 1316 if (!is_m3u) {
51ba7408 1317 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1318 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1319 disks[i].fname = strdup(info->path);
1320 disks[i].internal_index = i;
1321 }
23ea11bd 1322 }
1323
38c2028e 1324 return true;
1325}
1326
38c2028e 1327unsigned retro_get_region(void)
1328{
17f84149 1329 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1330}
1331
1332void *retro_get_memory_data(unsigned id)
1333{
b40a83db
T		 1334 if (id == RETRO_MEMORY_SAVE_RAM)
1335 return Mcd1Data;
1336 else
1337 return NULL;
38c2028e 1338}
1339
1340size_t retro_get_memory_size(unsigned id)
1341{
b40a83db
T		 1342 if (id == RETRO_MEMORY_SAVE_RAM)
1343 return MCD_SIZE;
1344 else
1345 return 0;
38c2028e 1346}
1347
1348void retro_reset(void)
1349{
d9e77039 1350 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1351 rebootemu = 1;
1352 //SysReset();
38c2028e 1353}
1354
1355static const unsigned short retro_psx_map[] = {
1356 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1357 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1358 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1359 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1360 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1361 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1362 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1363 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1364 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1365 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1366 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1367 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1368 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1369 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1370 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1371 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1372};
1373#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1374
805fe9bc 1375static void update_variables(bool in_flight)
e268a47e 1376{
e268a47e 1377 struct retro_variable var;
6cdf212f 1378 int i;
ace14ab3 1379
e268a47e 1380 var.value = NULL;
4e477065 1381 var.key = "pcsx_rearmed_frameskip";
7d68d030 1382 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1383 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1384
1385 var.value = NULL;
4e477065 1386 var.key = "pcsx_rearmed_region";
9f5a28d9 1387 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1388 {
1389 Config.PsxAuto = 0;
f4cceff6 1390 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1391 Config.PsxAuto = 1;
1392 else if (strcmp(var.value, "NTSC") == 0)
1393 Config.PsxType = 0;
1394 else if (strcmp(var.value, "PAL") == 0)
1395 Config.PsxType = 1;
1396 }
4615b075 1397
6cdf212f 1398 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1399 update_controller_port_variable(i);
61c4962a 1400
30d43b8a 1401 update_multitap();
61c4962a 1402
e1442c48 1403 var.value = NULL;
1404 var.key = "pcsx_rearmed_negcon_deadzone";
1405 negcon_deadzone = 0;
1406 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1407 {
1408 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1409 }
1410
1411 var.value = NULL;
1412 var.key = "pcsx_rearmed_negcon_response";
1413 negcon_linearity = 1;
1414 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1415 {
1416 if (strcmp(var.value, "quadratic") == 0){
1417 negcon_linearity = 2;
1418 } else if (strcmp(var.value, "cubic") == 0){
1419 negcon_linearity = 3;
1420 }
1421 }
1422
70fb8fe7 1423 var.value = NULL;
1424 var.key = "pcsx_rearmed_vibration";
1425
1426 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1427 {
1428 if (strcmp(var.value, "disabled") == 0)
1429 in_enable_vibration = 0;
1430 else if (strcmp(var.value, "enabled") == 0)
1431 in_enable_vibration = 1;
1432 }
1433
5c1cbedc 1434 var.value = NULL;
1435 var.key = "pcsx_rearmed_dithering";
1436
1437 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1438 {
1439 if (strcmp(var.value, "disabled") == 0) {
1440 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1441 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1442#ifdef __ARM_NEON__
1443 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1444#endif
1445 }
1446 else if (strcmp(var.value, "enabled") == 0) {
1447 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1448 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1449#ifdef __ARM_NEON__
1450 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1451#endif
1452 }
1453 }
1454
7d68d030 1455#ifdef __ARM_NEON__
9f5a28d9 1456 var.value = "NULL";
55e5626b 1457 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1458
1459 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1460 {
1461 if (strcmp(var.value, "disabled") == 0)
1462 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1463 else if (strcmp(var.value, "enabled") == 0)
1464 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1465 }
1466
7d68d030 1467 var.value = NULL;
55e5626b 1468 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 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.enhancement_enable = 0;
1474 else if (strcmp(var.value, "enabled") == 0)
1475 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1476 }
354329fa 1477
1478 var.value = NULL;
55e5626b 1479 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 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_no_main = 0;
1485 else if (strcmp(var.value, "enabled") == 0)
1486 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1487 }
094ec204 1488#endif
0e5a7b7d 1489
1490 var.value = "NULL";
1491 var.key = "pcsx_rearmed_duping_enable";
1492
1493 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1494 {
0a6520c3 1495 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1496 duping_enable = false;
0a6520c3 1497 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1498 duping_enable = true;
1499 }
1500
2df7fcac
BP		 1501 var.value = "NULL";
1502 var.key = "pcsx_rearmed_display_internal_fps";
1503
1504 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1505 {
1506 if (strcmp(var.value, "disabled") == 0)
1507 display_internal_fps = false;
1508 else if (strcmp(var.value, "enabled") == 0)
1509 display_internal_fps = true;
1510 }
1511
48f615ba 1512#ifndef DRC_DISABLE
1513 var.value = NULL;
4e477065 1514 var.key = "pcsx_rearmed_drc";
48f615ba 1515
1516 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1517 {
1518 R3000Acpu *prev_cpu = psxCpu;
1519
fc99395c 1520#ifdef _3DS
f72db18e 1521 if(!__ctr_svchax)
fc99395c 1522 Config.Cpu = CPU_INTERPRETER;
1523 else
1524#endif
48f615ba 1525 if (strcmp(var.value, "disabled") == 0)
1526 Config.Cpu = CPU_INTERPRETER;
1527 else if (strcmp(var.value, "enabled") == 0)
1528 Config.Cpu = CPU_DYNAREC;
1529
1530 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1531 if (psxCpu != prev_cpu) {
1532 prev_cpu->Shutdown();
1533 psxCpu->Init();
1534 psxCpu->Reset(); // not really a reset..
1535 }
1536 }
1537#endif
805fe9bc 1538
01394a7f 1539 var.value = "NULL";
1540 var.key = "pcsx_rearmed_spu_reverb";
1541
1542 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1543 {
0a6520c3 1544 if (strcmp(var.value, "disabled") == 0)
01394a7f 1545 spu_config.iUseReverb = false;
0a6520c3 1546 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1547 spu_config.iUseReverb = true;
1548 }
1549
1550 var.value = "NULL";
1551 var.key = "pcsx_rearmed_spu_interpolation";
1552
1553 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1554 {
1555 if (strcmp(var.value, "simple") == 0)
1556 spu_config.iUseInterpolation = 1;
1557 else if (strcmp(var.value, "gaussian") == 0)
1558 spu_config.iUseInterpolation = 2;
1559 else if (strcmp(var.value, "cubic") == 0)
1560 spu_config.iUseInterpolation = 3;
1561 else if (strcmp(var.value, "off") == 0)
1562 spu_config.iUseInterpolation = 0;
1563 }
1564
b3480be8 1565 var.value = "NULL";
1566 var.key = "pcsx_rearmed_pe2_fix";
1567
1568 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1569 {
1570 if (strcmp(var.value, "disabled") == 0)
1571 Config.RCntFix = 0;
1572 else if (strcmp(var.value, "enabled") == 0)
1573 Config.RCntFix = 1;
1574 }
ace14ab3 1575
1d6abe26 1576 var.value = "NULL";
1577 var.key = "pcsx_rearmed_idiablofix";
1578
1579 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1580 {
1581 if (strcmp(var.value, "disabled") == 0)
1582 spu_config.idiablofix = 0;
1583 else if (strcmp(var.value, "enabled") == 0)
1584 spu_config.idiablofix = 1;
1585 }
1586
b3480be8 1587 var.value = "NULL";
1588 var.key = "pcsx_rearmed_inuyasha_fix";
1589
1590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1591 {
1592 if (strcmp(var.value, "disabled") == 0)
1593 Config.VSyncWA = 0;
1594 else if (strcmp(var.value, "enabled") == 0)
1595 Config.VSyncWA = 1;
1596 }
1597
32ab9e53
TJ		 1598 if (in_flight) {
1599 // inform core things about possible config changes
1600 plugin_call_rearmed_cbs();
805fe9bc 1601
32ab9e53
TJ		 1602 if (GPU_open != NULL && GPU_close != NULL) {
1603 GPU_close();
1604 GPU_open(&gpuDisp, "PCSX", NULL);
1605 }
805fe9bc 1606
32ab9e53
TJ		 1607 dfinput_activate();
1608 }
27cf7d31 1609 else
1610 {
b580cc4f 1611 //not yet running
5bf56268 1612
b580cc4f 1613 //bootlogo display hack
1614 if (found_bios) {
1615 var.value = "NULL";
1616 var.key = "pcsx_rearmed_show_bios_bootlogo";
1617 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1618 {
27cf7d31 1619 Config.SlowBoot = 0;
1620 rebootemu = 0;
0a6520c3 1621 if (strcmp(var.value, "enabled") == 0)
27cf7d31 1622 {
f422f444 1623 Config.SlowBoot = 1;
27cf7d31 1624 rebootemu = 1;
1625 }
b580cc4f 1626 }
1627 }
f8983cce 1628#ifndef DRC_DISABLE
1629 var.value = "NULL";
1630 var.key = "pcsx_rearmed_psxclock";
1631 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1632 {
1633 int psxclock = atoi(var.value);
1634 cycle_multiplier = 10000 / psxclock;
1635 }
1636#endif
b580cc4f 1637 }
e268a47e 1638}
1639
8741f7a2 1640// Taken from beetle-psx-libretro
1641static uint16_t get_analog_button(retro_input_state_t input_state_cb, int player_index, int id)
1642{
1643 uint16_t button;
1644
1645 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1646 // feature (or pre-date it) so we need to handle this in a graceful way.
1647
1648 // First, try and get an analog value using the new libretro API constant
1649 button = input_state_cb(player_index,
1650 RETRO_DEVICE_ANALOG,
1651 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1652 id);
1653 button = MIN(button / 128, 255);
1654
1655 if (button == 0)
1656 {
1657 // If we got exactly zero, we're either not pressing the button, or the front-end
1658 // is not reporting analog values. We need to do a second check using the classic
1659 // digital API method, to at least get some response - better than nothing.
1660
1661 // NOTE: If we're really just not holding the button, we're still going to get zero.
1662
1663 button = input_state_cb(player_index,
1664 RETRO_DEVICE_JOYPAD,
1665 0,
1666 id) ? 255 : 0;
1667 }
1668
1669 return button;
1670}
1671
ace14ab3 1672void retro_run(void)
38c2028e 1673{
f422f444 1674 int i;
1675 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1676 if (rebootemu != 0) {
1677 rebootemu = 0;
1678 SysReset();
1679 if (!Config.HLE && !Config.SlowBoot) {
1680 // skip BIOS logos
1681 psxRegs.pc = psxRegs.GPR.n.ra;
f422f444 1682 }
f8983cce 1683 }
38c2028e 1684
2df7fcac
BP		 1685 if (display_internal_fps) {
1686 frame_count++;
1687
1688 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1689 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1690 char str[64];
1691 const char *strc = (const char*)str;
1692 struct retro_message msg =
1693 {
1694 strc,
1695 180
1696 };
1697
1698 str[0] = '\0';
1699
1700 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1701
1702 pl_rearmed_cbs.flip_cnt = 0;
1703
1704 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1705 }
1706 } else {
1707 frame_count = 0;
1708 }
1709
38c2028e 1710 input_poll_cb();
e268a47e 1711
805fe9bc 1712 bool updated = false;
1713 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1714 update_variables(true);
e268a47e 1715
3b1a5e21 1716 // reset all keystate, query libretro for keystate
61c4962a 1717 int j;
e1442c48 1718 int lsx;
064f8235 1719 int rsy;
e1442c48 1720 float negcon_twist_amplitude;
064f8235 1721 int negcon_i_rs;
1722 int negcon_ii_rs;
3c0fb554 1723 for(i = 0; i < PORTS_NUMBER; i++) {
61c4962a 1724 in_keystate[i] = 0;
3c0fb554
AP		 1725
1726 if (in_type[i] == PSE_PAD_TYPE_NONE)
1727 continue;
1728
8741f7a2 1729 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
56abf614 1730 {
8741f7a2 1731 // Query digital inputs
1732 //
1733 // > Pad-Up
1734 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP)){
1735 in_keystate[i] |= (1 << DKEY_UP);
1736 }
1737 // > Pad-Right
1738 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT)){
1739 in_keystate[i] |= (1 << DKEY_RIGHT);
1740 }
1741 // > Pad-Down
1742 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN)){
1743 in_keystate[i] |= (1 << DKEY_DOWN);
1744 }
1745 // > Pad-Left
1746 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT)){
1747 in_keystate[i] |= (1 << DKEY_LEFT);
1748 }
1749 // > Start
1750 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START)){
1751 in_keystate[i] |= (1 << DKEY_START);
1752 }
1753 // > neGcon A
1754 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A)){
1755 in_keystate[i] |= (1 << DKEY_CIRCLE);
1756 }
1757 // > neGcon B
1758 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X)){
1759 in_keystate[i] |= (1 << DKEY_TRIANGLE);
1760 }
1761 // > neGcon R shoulder (digital)
1762 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R)){
1763 in_keystate[i] |= (1 << DKEY_R1);
1764 }
1765 // Query analog inputs
1766 //
1767 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
1768 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
1769 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
1770 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
1771 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
1772 // So we just have to map in_analog_left/right to more
1773 // appropriate inputs...
1774 //
1775 // > NeGcon twist
e1442c48 1776 // >> Get raw analog stick value and account for deadzone
1777 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
1778 if (lsx > negcon_deadzone){
1779 lsx = lsx - negcon_deadzone;
1780 } else if (lsx < -negcon_deadzone){
1781 lsx = lsx + negcon_deadzone;
1782 } else {
1783 lsx = 0;
1784 }
1785 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
1786 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
1787 if (negcon_linearity == 2){
1788 if (negcon_twist_amplitude < 0.0){
1789 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
1790 } else {
1791 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
1792 }
1793 } else if (negcon_linearity == 3){
1794 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
1795 }
1796 // >> Convert to final 'in_analog' integer value [0,255]
1797 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
064f8235 1798 // > NeGcon I + II
1799 // >> Handle right analog stick vertical axis mapping...
1800 // - Up (-Y) == accelerate == neGcon I
1801 // - Down (+Y) == brake == neGcon II
1802 negcon_i_rs = 0;
1803 negcon_ii_rs = 0;
1804 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
1805 if (rsy >= 0){
1806 // Account for deadzone
1807 // (Note: have never encountered a gamepad with significant differences
1808 // in deadzone between left/right analog sticks, so use the regular 'twist'
1809 // deadzone here)
1810 if (rsy > negcon_deadzone){
1811 rsy = rsy - negcon_deadzone;
1812 } else {
1813 rsy = 0;
1814 }
1815 // Convert to 'in_analog' integer value [0,255]
1816 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1817 } else {
1818 if (rsy < -negcon_deadzone){
1819 rsy = -1 * (rsy + negcon_deadzone);
1820 } else {
1821 rsy = 0;
1822 }
1823 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
1824 }
1825 // >> NeGcon I
8741f7a2 1826 in_analog_right[i][1] = MAX(
064f8235 1827 MAX(
1828 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
1829 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
1830 ),
1831 negcon_i_rs
8741f7a2 1832 );
064f8235 1833 // >> NeGcon II
8741f7a2 1834 in_analog_left[i][0] = MAX(
064f8235 1835 MAX(
1836 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
1837 get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
1838 ),
1839 negcon_ii_rs
8741f7a2 1840 );
1841 // > NeGcon L
1842 in_analog_left[i][1] = get_analog_button(input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
1843 }
1844 else
1845 {
1846 // Query digital inputs
1847 for (j = 0; j < RETRO_PSX_MAP_LEN; j++){
1848 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j)){
1849 in_keystate[i] |= retro_psx_map[j];
1850 }
1851 }
1852 // Query analog inputs
de95fedd 1853 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
8741f7a2 1854 {
1855 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);
1856 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);
1857 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);
1858 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);
1859 }
56abf614 1860 }
61c4962a 1861 }
e8d96071 1862
38c2028e 1863 stop = 0;
1864 psxCpu->Execute();
1865
65a0505f 1866 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 1867 vout_width, vout_height, vout_width * 2);
70d56ca3 1868 vout_fb_dirty = 0;
49c61096
G		 1869
1870 set_vout_fb();
38c2028e 1871}
1872
74ebc05b 1873static bool try_use_bios(const char *path)
1874{
1875 FILE *f;
1876 long size;
1877 const char *name;
1878
1879 f = fopen(path, "rb");
1880 if (f == NULL)
1881 return false;
1882
1883 fseek(f, 0, SEEK_END);
1884 size = ftell(f);
1885 fclose(f);
1886
1887 if (size != 512 * 1024)
1888 return false;
1889
1890 name = strrchr(path, SLASH);
1891 if (name++ == NULL)
1892 name = path;
1893 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1894 return true;
1895}
1896
c4052f4d 1897#ifndef VITA
74ebc05b 1898#include <sys/types.h>
1899#include <dirent.h>
1900
1901static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1902{
1903 DIR *dir;
1904 struct dirent *ent;
1905 bool ret = false;
1906
1907 dir = opendir(dirpath);
1908 if (dir == NULL)
1909 return false;
1910
1911 while ((ent = readdir(dir))) {
1912 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1913 continue;
1914
1477f557 1915 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
74ebc05b 1916 ret = try_use_bios(path);
1917 if (ret)
1918 break;
1919 }
1920 closedir(dir);
1921 return ret;
1922}
1923#else
1924#define find_any_bios(...) false
1925#endif
1926
11813b9d 1927static void check_system_specs(void)
1928{
1929 unsigned level = 6;
1930 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1931}
1932
d382721e
MOB		 1933static int init_memcards(void)
1934{
1935 int ret = 0;
1936 const char *dir;
1937 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
1938 static const char CARD2_FILE[] = "pcsx-card2.mcd";
1939
5bf56268 1940 // Memcard2 will be handled and is re-enabled if needed using core
1941 // operations.
1942 // Memcard1 is handled by libretro, doing this will set core to
1943 // skip file io operations for memcard1 like SaveMcd
1944 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
1945 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
d382721e
MOB		 1946 init_memcard(Mcd1Data);
1947 // Memcard 2 is managed by the emulator on the filesystem,
1948 // There is no need to initialize Mcd2Data like Mcd1Data.
1949
1950 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
1951 SysPrintf("Memcard 2: %s\n", var.value);
1952 if (memcmp(var.value, "enabled", 7) == 0) {
1953 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
1954 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
1955 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
1956 ret = -1;
1957 } else {
1958 McdDisable[1] = 0;
1959 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
1960 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
1961 }
1962 } else {
1963 SysPrintf("Could not get save directory! Could not create memcard 2.");
1964 ret = -1;
1965 }
1966 }
1967 }
1968 return ret;
1969}
1970
9e7bdf29 1971static void loadPSXBios(void)
38c2028e 1972{
9e7bdf29 1973 const char *dir;
1974 char path[256];
1975 unsigned useHLE = 0;
1976
1477f557 1977 const char *bios[] = {
43702642 1978 "SCPH101", "scph101",
1979 "SCPH5501", "scph5501",
1980 "SCPH7001", "scph7001",
1981 "SCPH1001", "scph1001"
1477f557 1982 };
9e7bdf29 1983
1984 struct retro_variable var = {
1985 .key = "pcsx_rearmed_bios",
1986 .value = NULL
1987 };
1988
1989 found_bios = 0;
1990
1991 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
1992 if (!strcmp(var.value, "HLE"))
1993 useHLE = 1;
1994 }
1995
1996 if (!useHLE)
1997 {
1998 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1999 {
2000 unsigned i;
2001 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2002
2003 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2004 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2005 found_bios = try_use_bios(path);
2006 if (found_bios)
2007 break;
2008 }
2009
2010 if (!found_bios)
2011 found_bios = find_any_bios(dir, path, sizeof(path));
2012 }
2013 if (found_bios) {
2014 SysPrintf("found BIOS file: %s\n", Config.Bios);
2015 }
2016 }
2017
2018 if (useHLE || !found_bios)
2019 {
2020 SysPrintf("no BIOS files found.\n");
2021 struct retro_message msg =
2022 {
2023 "No PlayStation BIOS file found - add for better compatibility",
2024 180
2025 };
2026 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2027 }
2028}
2029
2030void retro_init(void)
2031{
2032 struct retro_rumble_interface rumble;
2033 int ret;
38c2028e 2034
d148d265 2035#ifdef __MACH__
2036 // magic sauce to make the dynarec work on iOS
2037 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2038#endif
2039
fc99395c 2040#ifdef _3DS
fc99395c 2041 psxMapHook = pl_3ds_mmap;
2042 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2043#endif
2044#ifdef VITA
73081f23
FJGG		 2045 if(init_vita_mmap()<0)
2046 abort();
1a5fd794 2047 psxMapHook = pl_vita_mmap;
2048 psxUnmapHook = pl_vita_munmap;
fc99395c 2049#endif
38c2028e 2050 ret = emu_core_preinit();
5bf56268 2051#ifdef _3DS
e4d84733 2052 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 2053 if(!__ctr_svchax)
e4d84733 2054 Config.Cpu = CPU_INTERPRETER;
2055#endif
d382721e 2056 ret |= init_memcards();
73081f23 2057
38c2028e 2058 ret |= emu_core_init();
2059 if (ret != 0) {
f29fbd53 2060 SysPrintf("PCSX init failed.\n");
38c2028e 2061 exit(1);
2062 }
2063
0b7f536b 2064#ifdef _3DS
2065 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2066#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 2067 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 2068#else
2069 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2070#endif
5bf56268 2071
9e7bdf29 2072 vout_buf_ptr = vout_buf;
74ebc05b 2073
9e7bdf29 2074 loadPSXBios();
38c2028e 2075
1a6164a1 2076 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 2077 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2078
2079 rumble_cb = NULL;
2080 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2081 rumble_cb = rumble.set_rumble_state;
1a6164a1 2082
5ca2ec64 2083 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2084 * we have to do this because cache misses and some IO penalties
2085 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 2086 cycle_multiplier = 175;
ace14ab3 2087#ifdef HAVE_PRE_ARMV7
5ca2ec64 2088 cycle_multiplier = 200;
2089#endif
46b3a2fc 2090 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1e0eac23 2091 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2092
6e921e1d 2093 SaveFuncs.open = save_open;
2094 SaveFuncs.read = save_read;
2095 SaveFuncs.write = save_write;
2096 SaveFuncs.seek = save_seek;
2097 SaveFuncs.close = save_close;
e268a47e 2098
805fe9bc 2099 update_variables(false);
32ab9e53 2100 check_system_specs();
38c2028e 2101}
2102
2103void retro_deinit(void)
2104{
2105 SysClose();
0b7f536b 2106#ifdef _3DS
2107 linearFree(vout_buf);
2108#else
38c2028e 2109 free(vout_buf);
0b7f536b 2110#endif
38c2028e 2111 vout_buf = NULL;
d8f2e2d8
SL		 2112
2113#ifdef VITA
73081f23 2114 deinit_vita_mmap();
d8f2e2d8 2115#endif
38c2028e 2116}
c4052f4d 2117
2118#ifdef VITA
2119#include <psp2/kernel/threadmgr.h>
2120int usleep (unsigned long us)
2121{
2122 sceKernelDelayThread(us);
2123}
2124#endif
ARM optimized PCSX fork