plugin_lib: fix a silly crash
[pcsx_rearmed.git] / frontend / plugin_lib.c
... / ...
CommitLineData
1/*
2 * (C) notaz, 2010-2011
3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
8#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <stdarg.h>
12#include <stdint.h>
13#include <sys/time.h>
14#include <sys/types.h>
15#include <sys/stat.h>
16#include <fcntl.h>
17#include <unistd.h>
18#include <pthread.h>
19#include <assert.h>
20
21#include "libpicofe/fonts.h"
22#include "libpicofe/input.h"
23#include "libpicofe/plat.h"
24#include "libpicofe/arm/neon_scale2x.h"
25#include "libpicofe/arm/neon_eagle2x.h"
26#include "plugin_lib.h"
27#include "menu.h"
28#include "main.h"
29#include "plat.h"
30#include "pcnt.h"
31#include "pl_gun_ts.h"
32#include "cspace.h"
33#include "psemu_plugin_defs.h"
34#include "../libpcsxcore/new_dynarec/new_dynarec.h"
35#include "../libpcsxcore/psxmem_map.h"
36
37#define HUD_HEIGHT 10
38
39int in_type[8];
40int multitap1;
41int multitap2;
42int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
43int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
44int in_adev[2] = { -1, -1 }, in_adev_axis[2][2] = {{ 0, 1 }, { 0, 1 }};
45int in_adev_is_nublike[2];
46unsigned short in_keystate[8];
47int in_mouse[8][2];
48int in_state_gun;
49int in_enable_vibration;
50void *tsdev;
51void *pl_vout_buf;
52int g_layer_x, g_layer_y, g_layer_w, g_layer_h;
53static int pl_vout_w, pl_vout_h, pl_vout_bpp; /* output display/layer */
54static int pl_vout_scale_w, pl_vout_scale_h, pl_vout_yoffset;
55static int psx_w, psx_h, psx_bpp;
56static int vsync_cnt;
57static int is_pal, frame_interval, frame_interval1024;
58static int vsync_usec_time;
59
60// platform hooks
61void (*pl_plat_clear)(void);
62void (*pl_plat_blit)(int doffs, const void *src, int w, int h,
63 int sstride, int bgr24);
64void (*pl_plat_hud_print)(int x, int y, const char *str, int bpp);
65
66
67static __attribute__((noinline)) int get_cpu_ticks(void)
68{
69 static unsigned long last_utime;
70 static int fd;
71 unsigned long utime, ret;
72 char buf[128];
73
74 if (fd == 0)
75 fd = open("/proc/self/stat", O_RDONLY);
76 lseek(fd, 0, SEEK_SET);
77 buf[0] = 0;
78 read(fd, buf, sizeof(buf));
79 buf[sizeof(buf) - 1] = 0;
80
81 sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &utime);
82 ret = utime - last_utime;
83 if (ret > 200)
84 ret = 0;
85 last_utime = utime;
86 return ret;
87}
88
89static void hud_print(void *fb, int w, int x, int y, const char *text)
90{
91 if (pl_plat_hud_print)
92 pl_plat_hud_print(x, y, text, pl_vout_bpp);
93 else if (pl_vout_bpp == 16)
94 basic_text_out16_nf(fb, w, x, y, text);
95}
96
97static void hud_printf(void *fb, int w, int x, int y, const char *texto, ...)
98{
99 va_list args;
100 char buffer[256];
101
102 va_start(args, texto);
103 vsnprintf(buffer, sizeof(buffer), texto, args);
104 va_end(args);
105
106 hud_print(fb, w, x, y, buffer);
107}
108
109static void print_msg(int h, int border)
110{
111 hud_print(pl_vout_buf, pl_vout_w, border + 2, h - HUD_HEIGHT, hud_msg);
112}
113
114static void print_fps(int h, int border)
115{
116 hud_printf(pl_vout_buf, pl_vout_w, border + 2, h - HUD_HEIGHT,
117 "%2d %4.1f", pl_rearmed_cbs.flips_per_sec,
118 pl_rearmed_cbs.vsps_cur);
119}
120
121static void print_cpu_usage(int x, int h)
122{
123 hud_printf(pl_vout_buf, pl_vout_w, x - 28,
124 h - HUD_HEIGHT, "%3d", pl_rearmed_cbs.cpu_usage);
125}
126
127// draw 192x8 status of 24 sound channels
128static __attribute__((noinline)) void draw_active_chans(int vout_w, int vout_h)
129{
130 extern void spu_get_debug_info(int *chans_out, int *run_chans,
131 int *fmod_chans_out, int *noise_chans_out); // hack
132 int live_chans, run_chans, fmod_chans, noise_chans;
133
134 static const unsigned short colors[2] = { 0x1fe3, 0x0700 };
135 unsigned short *dest = (unsigned short *)pl_vout_buf +
136 vout_w * (vout_h - HUD_HEIGHT) + vout_w / 2 - 192/2;
137 unsigned short *d, p;
138 int c, x, y;
139
140 if (pl_vout_buf == NULL || pl_vout_bpp != 16)
141 return;
142
143 spu_get_debug_info(&live_chans, &run_chans, &fmod_chans, &noise_chans);
144
145 for (c = 0; c < 24; c++) {
146 d = dest + c * 8;
147 p = !(live_chans & (1<<c)) ? (run_chans & (1<<c) ? 0x01c0 : 0) :
148 (fmod_chans & (1<<c)) ? 0xf000 :
149 (noise_chans & (1<<c)) ? 0x001f :
150 colors[c & 1];
151 for (y = 0; y < 8; y++, d += vout_w)
152 for (x = 0; x < 8; x++)
153 d[x] = p;
154 }
155}
156
157static void print_hud(int x, int w, int h)
158{
159 if (h < 192)
160 return;
161
162 if (h > pl_vout_h)
163 h = pl_vout_h;
164
165 if (g_opts & OPT_SHOWSPU)
166 draw_active_chans(w, h);
167
168 if (hud_msg[0] != 0)
169 print_msg(h, x);
170 else if (g_opts & OPT_SHOWFPS)
171 print_fps(h, x);
172
173 if (g_opts & OPT_SHOWCPU)
174 print_cpu_usage(x + w, h);
175}
176
177/* update scaler target size according to user settings */
178static void update_layer_size(int w, int h)
179{
180 float mult;
181 int imult;
182
183 switch (g_scaler) {
184 case SCALE_1_1:
185 g_layer_w = w; g_layer_h = h;
186 break;
187
188 case SCALE_2_2:
189 g_layer_w = w; g_layer_h = h;
190 if (w * 2 <= g_menuscreen_w)
191 g_layer_w = w * 2;
192 if (h * 2 <= g_menuscreen_h)
193 g_layer_h = h * 2;
194 break;
195
196 case SCALE_4_3v2:
197 if (h > g_menuscreen_h || (240 < h && h <= 360))
198 goto fractional_4_3;
199
200 // 4:3 that prefers integer scaling
201 imult = g_menuscreen_h / h;
202 g_layer_w = w * imult;
203 g_layer_h = h * imult;
204 mult = (float)g_layer_w / (float)g_layer_h;
205 if (mult < 1.25f || mult > 1.666f)
206 g_layer_w = 4.0f/3.0f * (float)g_layer_h;
207 printf(" -> %dx%d %.1f\n", g_layer_w, g_layer_h, mult);
208 break;
209
210 fractional_4_3:
211 case SCALE_4_3:
212 mult = 240.0f / (float)h * 4.0f / 3.0f;
213 if (h > 256)
214 mult *= 2.0f;
215 g_layer_w = mult * (float)g_menuscreen_h;
216 g_layer_h = g_menuscreen_h;
217 printf(" -> %dx%d %.1f\n", g_layer_w, g_layer_h, mult);
218 break;
219
220 case SCALE_FULLSCREEN:
221 g_layer_w = g_menuscreen_w;
222 g_layer_h = g_menuscreen_h;
223 break;
224
225 default:
226 break;
227 }
228
229 g_layer_x = g_menuscreen_w / 2 - g_layer_w / 2;
230 g_layer_y = g_menuscreen_h / 2 - g_layer_h / 2;
231 if (g_layer_x < 0) g_layer_x = 0;
232 if (g_layer_y < 0) g_layer_y = 0;
233 if (g_layer_w > g_menuscreen_w) g_layer_w = g_menuscreen_w;
234 if (g_layer_h > g_menuscreen_h) g_layer_h = g_menuscreen_h;
235}
236
237// XXX: this is platform specific really
238static inline int resolution_ok(int w, int h)
239{
240 return w <= 1024 && h <= 512;
241}
242
243static void pl_vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
244{
245 int vout_w, vout_h, vout_bpp;
246 int buf_yoffset = 0;
247
248 // special h handling, Wipeout likes to change it by 1-6
249 static int vsync_cnt_ms_prev;
250 if ((unsigned int)(vsync_cnt - vsync_cnt_ms_prev) < 5*60)
251 h = (h + 7) & ~7;
252 vsync_cnt_ms_prev = vsync_cnt;
253
254 psx_w = raw_w;
255 psx_h = raw_h;
256 psx_bpp = bpp;
257 vout_w = w;
258 vout_h = h;
259 vout_bpp = bpp;
260 if (pl_rearmed_cbs.only_16bpp)
261 vout_bpp = 16;
262
263 assert(vout_h >= 192);
264
265 pl_vout_scale_w = pl_vout_scale_h = 1;
266#ifdef __ARM_NEON__
267 if (soft_filter) {
268 if (resolution_ok(w * 2, h * 2) && bpp == 16) {
269 pl_vout_scale_w = 2;
270 pl_vout_scale_h = 2;
271 }
272 else {
273 // filter unavailable
274 hud_msg[0] = 0;
275 }
276 }
277 else if (scanlines != 0 && scanline_level != 100 && bpp == 16) {
278 if (h <= 256)
279 pl_vout_scale_h = 2;
280 }
281#endif
282 vout_w *= pl_vout_scale_w;
283 vout_h *= pl_vout_scale_h;
284
285 update_layer_size(vout_w, vout_h);
286
287 pl_vout_buf = plat_gvideo_set_mode(&vout_w, &vout_h, &vout_bpp);
288 if (pl_vout_buf == NULL && pl_plat_blit == NULL)
289 fprintf(stderr, "failed to set mode %dx%d@%d\n",
290 vout_w, vout_h, vout_bpp);
291 else {
292 pl_vout_w = vout_w;
293 pl_vout_h = vout_h;
294 pl_vout_bpp = vout_bpp;
295 pl_vout_yoffset = buf_yoffset;
296 }
297 if (pl_vout_buf != NULL)
298 pl_vout_buf = (char *)pl_vout_buf
299 + pl_vout_yoffset * pl_vout_w * pl_vout_bpp / 8;
300
301 menu_notify_mode_change(pl_vout_w, pl_vout_h, pl_vout_bpp);
302}
303
304static void pl_vout_flip(const void *vram, int stride, int bgr24,
305 int x, int y, int w, int h, int dims_changed)
306{
307 static int clear_counter;
308 unsigned char *dest = pl_vout_buf;
309 const unsigned short *src = vram;
310 int dstride = pl_vout_w, h1 = h;
311 int h_full = pl_vout_h - pl_vout_yoffset;
312 int xoffs = 0, doffs;
313
314 pcnt_start(PCNT_BLIT);
315
316 if (vram == NULL) {
317 // blanking
318 if (pl_plat_clear)
319 pl_plat_clear();
320 else
321 memset(pl_vout_buf, 0,
322 dstride * h_full * pl_vout_bpp / 8);
323 goto out_hud;
324 }
325
326 assert(x + w <= pl_vout_w);
327 assert(y + h <= pl_vout_h);
328
329 // offset
330 xoffs = x * pl_vout_scale_w;
331 doffs = xoffs + y * dstride;
332
333 if (dims_changed)
334 clear_counter = 2;
335
336 if (clear_counter > 0) {
337 if (pl_plat_clear)
338 pl_plat_clear();
339 else
340 memset(pl_vout_buf, 0,
341 dstride * h_full * pl_vout_bpp / 8);
342 clear_counter--;
343 }
344
345 if (pl_plat_blit)
346 {
347 pl_plat_blit(doffs, src, w, h, stride, bgr24);
348 goto out_hud;
349 }
350
351 if (dest == NULL)
352 goto out;
353
354 dest += doffs * 2;
355
356 if (bgr24)
357 {
358 if (pl_rearmed_cbs.only_16bpp) {
359 for (; h1-- > 0; dest += dstride * 2, src += stride)
360 {
361 bgr888_to_rgb565(dest, src, w * 3);
362 }
363 }
364 else {
365 dest -= doffs * 2;
366 dest += (doffs / 8) * 24;
367
368 for (; h1-- > 0; dest += dstride * 3, src += stride)
369 {
370 bgr888_to_rgb888(dest, src, w * 3);
371 }
372 }
373 }
374#ifdef __ARM_NEON__
375 else if (soft_filter == SOFT_FILTER_SCALE2X && pl_vout_scale_w == 2)
376 {
377 neon_scale2x_16_16(src, (void *)dest, w,
378 stride * 2, dstride * 2, h);
379 }
380 else if (soft_filter == SOFT_FILTER_EAGLE2X && pl_vout_scale_w == 2)
381 {
382 neon_eagle2x_16_16(src, (void *)dest, w,
383 stride * 2, dstride * 2, h);
384 }
385 else if (scanlines != 0 && scanline_level != 100)
386 {
387 int l = scanline_level * 2048 / 100;
388 int stride_0 = pl_vout_scale_h >= 2 ? 0 : stride;
389
390 h1 *= pl_vout_scale_h;
391 for (; h1 >= 2; h1 -= 2)
392 {
393 bgr555_to_rgb565(dest, src, w * 2);
394 dest += dstride * 2, src += stride_0;
395
396 bgr555_to_rgb565_b(dest, src, w * 2, l);
397 dest += dstride * 2, src += stride;
398 }
399 }
400#endif
401 else
402 {
403 for (; h1-- > 0; dest += dstride * 2, src += stride)
404 {
405 bgr555_to_rgb565(dest, src, w * 2);
406 }
407 }
408
409out_hud:
410 print_hud(xoffs, w * pl_vout_scale_w, (y + h) * pl_vout_scale_h);
411
412out:
413 pcnt_end(PCNT_BLIT);
414
415 // let's flip now
416 pl_vout_buf = plat_gvideo_flip();
417 if (pl_vout_buf != NULL)
418 pl_vout_buf = (char *)pl_vout_buf
419 + pl_vout_yoffset * pl_vout_w * pl_vout_bpp / 8;
420
421 pl_rearmed_cbs.flip_cnt++;
422}
423
424static int pl_vout_open(void)
425{
426 struct timeval now;
427
428 // force mode update on pl_vout_set_mode() call from gpulib/vout_pl
429 pl_vout_buf = NULL;
430
431 plat_gvideo_open(is_pal);
432
433 gettimeofday(&now, 0);
434 vsync_usec_time = now.tv_usec;
435 while (vsync_usec_time >= frame_interval)
436 vsync_usec_time -= frame_interval;
437
438 return 0;
439}
440
441static void pl_vout_close(void)
442{
443 plat_gvideo_close();
444}
445
446static void pl_set_gpu_caps(int caps)
447{
448 pl_rearmed_cbs.gpu_caps = caps;
449}
450
451void *pl_prepare_screenshot(int *w, int *h, int *bpp)
452{
453 void *ret = plat_prepare_screenshot(w, h, bpp);
454 if (ret != NULL)
455 return ret;
456
457 *w = pl_vout_w;
458 *h = pl_vout_h;
459 *bpp = pl_vout_bpp;
460
461 return pl_vout_buf;
462}
463
464/* display/redering mode switcher */
465static int dispmode_default(void)
466{
467 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
468 soft_filter = SOFT_FILTER_NONE;
469 snprintf(hud_msg, sizeof(hud_msg), "default mode");
470 return 1;
471}
472
473#ifdef BUILTIN_GPU_NEON
474static int dispmode_doubleres(void)
475{
476 if (!(pl_rearmed_cbs.gpu_caps & GPU_CAP_SUPPORTS_2X)
477 || !resolution_ok(psx_w * 2, psx_h * 2) || psx_bpp != 16)
478 return 0;
479
480 dispmode_default();
481 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
482 snprintf(hud_msg, sizeof(hud_msg), "double resolution");
483 return 1;
484}
485#endif
486
487#ifdef __ARM_NEON__
488static int dispmode_scale2x(void)
489{
490 if (!resolution_ok(psx_w * 2, psx_h * 2) || psx_bpp != 16)
491 return 0;
492
493 dispmode_default();
494 soft_filter = SOFT_FILTER_SCALE2X;
495 snprintf(hud_msg, sizeof(hud_msg), "scale2x");
496 return 1;
497}
498
499static int dispmode_eagle2x(void)
500{
501 if (!resolution_ok(psx_w * 2, psx_h * 2) || psx_bpp != 16)
502 return 0;
503
504 dispmode_default();
505 soft_filter = SOFT_FILTER_EAGLE2X;
506 snprintf(hud_msg, sizeof(hud_msg), "eagle2x");
507 return 1;
508}
509#endif
510
511static int (*dispmode_switchers[])(void) = {
512 dispmode_default,
513#ifdef BUILTIN_GPU_NEON
514 dispmode_doubleres,
515#endif
516#ifdef __ARM_NEON__
517 dispmode_scale2x,
518 dispmode_eagle2x,
519#endif
520};
521
522static int dispmode_current;
523
524void pl_switch_dispmode(void)
525{
526 if (pl_rearmed_cbs.gpu_caps & GPU_CAP_OWNS_DISPLAY)
527 return;
528
529 while (1) {
530 dispmode_current++;
531 if (dispmode_current >=
532 sizeof(dispmode_switchers) / sizeof(dispmode_switchers[0]))
533 dispmode_current = 0;
534 if (dispmode_switchers[dispmode_current]())
535 break;
536 }
537}
538
539#ifndef MAEMO
540/* adjust circle-like analog inputs to better match
541 * more square-like analogs in PSX */
542static void update_analog_nub_adjust(int *x_, int *y_)
543{
544 #define d 16
545 static const int scale[] =
546 { 0 - d*2, 0 - d*2, 0 - d*2, 12 - d*2,
547 30 - d*2, 60 - d*2, 75 - d*2, 60 - d*2, 60 - d*2 };
548 int x = abs(*x_);
549 int y = abs(*y_);
550 int scale_x = scale[y / 16];
551 int scale_y = scale[x / 16];
552
553 if (x) {
554 x += d + (x * scale_x >> 8);
555 if (*x_ < 0)
556 x = -x;
557 }
558 if (y) {
559 y += d + (y * scale_y >> 8);
560 if (*y_ < 0)
561 y = -y;
562 }
563
564 *x_ = x;
565 *y_ = y;
566 #undef d
567}
568
569static void update_analogs(void)
570{
571 int *nubp[2] = { in_analog_left[0], in_analog_right[0] };
572 int vals[2];
573 int i, a, v, ret;
574
575 for (i = 0; i < 2; i++)
576 {
577 if (in_adev[i] < 0)
578 continue;
579
580 for (a = 0; a < 2; a++) {
581 vals[a] = 0;
582
583 ret = in_update_analog(in_adev[i], in_adev_axis[i][a], &v);
584 if (ret == 0)
585 vals[a] = 128 * v / IN_ABS_RANGE;
586 }
587
588 if (in_adev_is_nublike[i])
589 update_analog_nub_adjust(&vals[0], &vals[1]);
590
591 for (a = 0; a < 2; a++) {
592 v = vals[a] + 127;
593 if (v < 0) v = 0;
594 else if (v > 255) v = 255;
595 nubp[i][a] = v;
596 }
597
598 }
599}
600
601static void update_input(void)
602{
603 int actions[IN_BINDTYPE_COUNT] = { 0, };
604 unsigned int emu_act;
605
606 in_update(actions);
607 if (in_type[0] == PSE_PAD_TYPE_ANALOGJOY || in_type[0] == PSE_PAD_TYPE_ANALOGPAD)
608 update_analogs();
609 emu_act = actions[IN_BINDTYPE_EMU];
610 in_state_gun = (emu_act & SACTION_GUN_MASK) >> SACTION_GUN_TRIGGER;
611
612 emu_act &= ~SACTION_GUN_MASK;
613 if (emu_act) {
614 int which = 0;
615 for (; !(emu_act & 1); emu_act >>= 1, which++)
616 ;
617 emu_act = which;
618 }
619 emu_set_action(emu_act);
620
621 in_keystate[0] = actions[IN_BINDTYPE_PLAYER12];
622
623 // fixme
624 //if (in_type[0] == PSE_PAD_TYPE_GUNCON && tsdev)
625 // pl_gun_ts_update(tsdev, xn, yn, in);
626 // in_analog_left[0][0] = xn
627}
628#else /* MAEMO */
629extern void update_input(void);
630#endif
631
632void pl_gun_byte2(int port, unsigned char byte)
633{
634}
635
636#define MAX_LAG_FRAMES 3
637
638#define tvdiff(tv, tv_old) \
639 ((tv.tv_sec - tv_old.tv_sec) * 1000000 + tv.tv_usec - tv_old.tv_usec)
640
641/* called on every vsync */
642void pl_frame_limit(void)
643{
644 static struct timeval tv_old, tv_expect;
645 static int vsync_cnt_prev, drc_active_vsyncs;
646 struct timeval now;
647 int diff, usadj;
648
649 if (g_emu_resetting)
650 return;
651
652 vsync_cnt++;
653
654 /* doing input here because the pad is polled
655 * thousands of times per frame for some reason */
656 update_input();
657
658 pcnt_end(PCNT_ALL);
659 gettimeofday(&now, 0);
660
661 if (now.tv_sec != tv_old.tv_sec) {
662 diff = tvdiff(now, tv_old);
663 pl_rearmed_cbs.vsps_cur = 0.0f;
664 if (0 < diff && diff < 2000000)
665 pl_rearmed_cbs.vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff;
666 vsync_cnt_prev = vsync_cnt;
667
668 if (g_opts & OPT_SHOWFPS)
669 pl_rearmed_cbs.flips_per_sec = pl_rearmed_cbs.flip_cnt;
670 pl_rearmed_cbs.flip_cnt = 0;
671 if (g_opts & OPT_SHOWCPU)
672 pl_rearmed_cbs.cpu_usage = get_cpu_ticks();
673
674 if (hud_new_msg > 0) {
675 hud_new_msg--;
676 if (hud_new_msg == 0)
677 hud_msg[0] = 0;
678 }
679 tv_old = now;
680 //new_dynarec_print_stats();
681 }
682#ifdef PCNT
683 static int ya_vsync_count;
684 if (++ya_vsync_count == PCNT_FRAMES) {
685 pcnt_print(pl_rearmed_cbs.vsps_cur);
686 ya_vsync_count = 0;
687 }
688#endif
689
690 // tv_expect uses usec*1024 units instead of usecs for better accuracy
691 tv_expect.tv_usec += frame_interval1024;
692 if (tv_expect.tv_usec >= (1000000 << 10)) {
693 tv_expect.tv_usec -= (1000000 << 10);
694 tv_expect.tv_sec++;
695 }
696 diff = (tv_expect.tv_sec - now.tv_sec) * 1000000 + (tv_expect.tv_usec >> 10) - now.tv_usec;
697
698 if (diff > MAX_LAG_FRAMES * frame_interval || diff < -MAX_LAG_FRAMES * frame_interval) {
699 //printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, frame_interval);
700 tv_expect = now;
701 diff = 0;
702 // try to align with vsync
703 usadj = vsync_usec_time;
704 while (usadj < tv_expect.tv_usec - frame_interval)
705 usadj += frame_interval;
706 tv_expect.tv_usec = usadj << 10;
707 }
708
709 if (!(g_opts & OPT_NO_FRAMELIM) && diff > frame_interval) {
710 // yay for working usleep on pandora!
711 //printf("usleep %d\n", diff - frame_interval / 2);
712 usleep(diff - frame_interval);
713 }
714
715 if (pl_rearmed_cbs.frameskip) {
716 if (diff < -frame_interval)
717 pl_rearmed_cbs.fskip_advice = 1;
718 else if (diff >= 0)
719 pl_rearmed_cbs.fskip_advice = 0;
720
721 // recompilation is not that fast and may cause frame skip on
722 // loading screens and such, resulting in flicker or glitches
723 if (new_dynarec_did_compile) {
724 if (drc_active_vsyncs < 32)
725 pl_rearmed_cbs.fskip_advice = 0;
726 drc_active_vsyncs++;
727 }
728 else
729 drc_active_vsyncs = 0;
730 new_dynarec_did_compile = 0;
731 }
732
733 pcnt_start(PCNT_ALL);
734}
735
736void pl_timing_prepare(int is_pal_)
737{
738 pl_rearmed_cbs.fskip_advice = 0;
739 pl_rearmed_cbs.flips_per_sec = 0;
740 pl_rearmed_cbs.cpu_usage = 0;
741
742 is_pal = is_pal_;
743 frame_interval = is_pal ? 20000 : 16667;
744 frame_interval1024 = is_pal ? 20000*1024 : 17066667;
745
746 // used by P.E.Op.S. frameskip code
747 pl_rearmed_cbs.gpu_peops.fFrameRateHz = is_pal ? 50.0f : 59.94f;
748 pl_rearmed_cbs.gpu_peops.dwFrameRateTicks =
749 (100000*100 / (unsigned long)(pl_rearmed_cbs.gpu_peops.fFrameRateHz*100));
750}
751
752static void pl_get_layer_pos(int *x, int *y, int *w, int *h)
753{
754 *x = g_layer_x;
755 *y = g_layer_y;
756 *w = g_layer_w;
757 *h = g_layer_h;
758}
759
760static void *pl_mmap(unsigned int size);
761static void pl_munmap(void *ptr, unsigned int size);
762
763struct rearmed_cbs pl_rearmed_cbs = {
764 pl_get_layer_pos,
765 pl_vout_open,
766 pl_vout_set_mode,
767 pl_vout_flip,
768 pl_vout_close,
769
770 .mmap = pl_mmap,
771 .munmap = pl_munmap,
772 .pl_set_gpu_caps = pl_set_gpu_caps,
773};
774
775/* watchdog */
776static void *watchdog_thread(void *unused)
777{
778 int vsync_cnt_old = 0;
779 int seen_dead = 0;
780 int sleep_time = 5;
781
782#if !defined(NDEBUG) || defined(DRC_DBG)
783 // don't interfere with debug
784 return NULL;
785#endif
786 while (1)
787 {
788 sleep(sleep_time);
789
790 if (stop) {
791 seen_dead = 0;
792 sleep_time = 5;
793 continue;
794 }
795 if (vsync_cnt != vsync_cnt_old) {
796 vsync_cnt_old = vsync_cnt;
797 seen_dead = 0;
798 sleep_time = 2;
799 continue;
800 }
801
802 seen_dead++;
803 sleep_time = 1;
804 if (seen_dead > 1)
805 fprintf(stderr, "watchdog: seen_dead %d\n", seen_dead);
806 if (seen_dead > 4) {
807 fprintf(stderr, "watchdog: lockup detected, aborting\n");
808 // we can't do any cleanup here really, the main thread is
809 // likely touching resources and would crash anyway
810 abort();
811 }
812 }
813}
814
815void pl_start_watchdog(void)
816{
817 pthread_attr_t attr;
818 pthread_t tid;
819 int ret;
820
821 pthread_attr_init(&attr);
822 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
823
824 ret = pthread_create(&tid, &attr, watchdog_thread, NULL);
825 if (ret != 0)
826 fprintf(stderr, "could not start watchdog: %d\n", ret);
827}
828
829static void *pl_emu_mmap(unsigned long addr, size_t size, int is_fixed,
830 enum psxMapTag tag)
831{
832 return plat_mmap(addr, size, 0, is_fixed);
833}
834
835static void pl_emu_munmap(void *ptr, size_t size, enum psxMapTag tag)
836{
837 plat_munmap(ptr, size);
838}
839
840static void *pl_mmap(unsigned int size)
841{
842 return psxMapHook(0, size, 0, MAP_TAG_VRAM);
843}
844
845static void pl_munmap(void *ptr, unsigned int size)
846{
847 psxUnmapHook(ptr, size, MAP_TAG_VRAM);
848}
849
850void pl_init(void)
851{
852 extern unsigned int hSyncCount; // from psxcounters
853 extern unsigned int frame_counter;
854
855 psx_w = psx_h = pl_vout_w = pl_vout_h = 256;
856 psx_bpp = pl_vout_bpp = 16;
857
858 tsdev = pl_gun_ts_init();
859
860 pl_rearmed_cbs.gpu_hcnt = &hSyncCount;
861 pl_rearmed_cbs.gpu_frame_count = &frame_counter;
862
863 psxMapHook = pl_emu_mmap;
864 psxUnmapHook = pl_emu_munmap;
865}