b60f2812 |
1 | /* |
8f892648 |
2 | * (C) notaz, 2010-2011 |
b60f2812 |
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> |
69af03a2 |
10 | #include <string.h> |
11 | #include <stdarg.h> |
799b0b87 |
12 | #include <stdint.h> |
72228559 |
13 | #include <sys/time.h> |
14 | #include <sys/types.h> |
15 | #include <sys/stat.h> |
16 | #include <fcntl.h> |
17 | #include <unistd.h> |
7c0f51de |
18 | #include <pthread.h> |
b60f2812 |
19 | |
72228559 |
20 | #include "plugin_lib.h" |
b60f2812 |
21 | #include "linux/fbdev.h" |
69af03a2 |
22 | #include "common/fonts.h" |
23 | #include "common/input.h" |
24 | #include "omap.h" |
3c70c47b |
25 | #include "menu.h" |
8f892648 |
26 | #include "main.h" |
72228559 |
27 | #include "pcnt.h" |
69af03a2 |
28 | #include "../libpcsxcore/new_dynarec/new_dynarec.h" |
799b0b87 |
29 | #include "../libpcsxcore/psemu_plugin_defs.h" |
b60f2812 |
30 | |
b60f2812 |
31 | void *pl_fbdev_buf; |
bce6b056 |
32 | int pl_frame_interval; |
3e215238 |
33 | int in_type, in_keystate, in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 }; |
72228559 |
34 | static int pl_fbdev_w, pl_fbdev_h, pl_fbdev_bpp; |
bce6b056 |
35 | static int flip_cnt, vsync_cnt, flips_per_sec, tick_per_sec; |
36 | static float vsps_cur; |
cefe86b7 |
37 | static int vsync_usec_time; |
72228559 |
38 | |
39 | static int get_cpu_ticks(void) |
40 | { |
41 | static unsigned long last_utime; |
42 | static int fd; |
43 | unsigned long utime, ret; |
44 | char buf[128]; |
45 | |
46 | if (fd == 0) |
47 | fd = open("/proc/self/stat", O_RDONLY); |
48 | lseek(fd, 0, SEEK_SET); |
49 | buf[0] = 0; |
50 | read(fd, buf, sizeof(buf)); |
51 | buf[sizeof(buf) - 1] = 0; |
52 | |
53 | sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &utime); |
54 | ret = utime - last_utime; |
55 | last_utime = utime; |
56 | return ret; |
57 | } |
58 | |
8f892648 |
59 | static void print_hud(void) |
60 | { |
61 | if (pl_fbdev_bpp == 16) |
62 | pl_text_out16(2, pl_fbdev_h - 10, "%s", hud_msg); |
63 | } |
64 | |
72228559 |
65 | static void print_fps(void) |
66 | { |
67 | if (pl_fbdev_bpp == 16) |
bce6b056 |
68 | pl_text_out16(2, pl_fbdev_h - 10, "%2d %4.1f", flips_per_sec, vsps_cur); |
72228559 |
69 | } |
70 | |
71 | static void print_cpu_usage(void) |
72 | { |
73 | if (pl_fbdev_bpp == 16) |
74 | pl_text_out16(pl_fbdev_w - 28, pl_fbdev_h - 10, "%3d", tick_per_sec); |
75 | } |
b60f2812 |
76 | |
297b3d63 |
77 | void *pl_fbdev_set_mode(int w, int h, int bpp) |
69af03a2 |
78 | { |
d352cde2 |
79 | void *ret; |
b60f2812 |
80 | |
72228559 |
81 | if (w == pl_fbdev_w && h == pl_fbdev_h && bpp == pl_fbdev_bpp) |
7947ab55 |
82 | return pl_fbdev_buf; |
72228559 |
83 | |
69af03a2 |
84 | pl_fbdev_w = w; |
72228559 |
85 | pl_fbdev_h = h; |
86 | pl_fbdev_bpp = bpp; |
d352cde2 |
87 | |
88 | vout_fbdev_clear(layer_fb); |
69af03a2 |
89 | ret = vout_fbdev_resize(layer_fb, w, h, bpp, 0, 0, 0, 0, 3); |
d352cde2 |
90 | if (ret == NULL) |
69af03a2 |
91 | fprintf(stderr, "failed to set mode\n"); |
d352cde2 |
92 | else |
93 | pl_fbdev_buf = ret; |
94 | |
bd6267e6 |
95 | menu_notify_mode_change(w, h, bpp); |
3c70c47b |
96 | |
297b3d63 |
97 | return pl_fbdev_buf; |
69af03a2 |
98 | } |
99 | |
ffd0d743 |
100 | void *pl_fbdev_flip(void) |
69af03a2 |
101 | { |
72228559 |
102 | flip_cnt++; |
297b3d63 |
103 | |
104 | if (pl_fbdev_buf != NULL) { |
8f892648 |
105 | if (hud_msg[0] != 0) |
106 | print_hud(); |
107 | else if (g_opts & OPT_SHOWFPS) |
297b3d63 |
108 | print_fps(); |
8f892648 |
109 | |
297b3d63 |
110 | if (g_opts & OPT_SHOWCPU) |
111 | print_cpu_usage(); |
112 | } |
72228559 |
113 | |
69af03a2 |
114 | // let's flip now |
115 | pl_fbdev_buf = vout_fbdev_flip(layer_fb); |
ffd0d743 |
116 | return pl_fbdev_buf; |
b60f2812 |
117 | } |
118 | |
6d1a1ac2 |
119 | int pl_fbdev_open(void) |
120 | { |
cefe86b7 |
121 | struct timeval now; |
122 | |
6d1a1ac2 |
123 | pl_fbdev_buf = vout_fbdev_flip(layer_fb); |
124 | omap_enable_layer(1); |
cefe86b7 |
125 | |
126 | // try to align redraws to vsync |
127 | vout_fbdev_wait_vsync(layer_fb); |
128 | gettimeofday(&now, 0); |
129 | vsync_usec_time = now.tv_usec; |
130 | while (vsync_usec_time >= pl_frame_interval) |
131 | vsync_usec_time -= pl_frame_interval; |
132 | |
6d1a1ac2 |
133 | return 0; |
134 | } |
135 | |
136 | void pl_fbdev_close(void) |
b60f2812 |
137 | { |
6d1a1ac2 |
138 | omap_enable_layer(0); |
b60f2812 |
139 | } |
140 | |
29a8c4f3 |
141 | void *pl_prepare_screenshot(int *w, int *h, int *bpp) |
142 | { |
143 | *w = pl_fbdev_w; |
144 | *h = pl_fbdev_h; |
145 | *bpp = pl_fbdev_bpp; |
146 | |
147 | return pl_fbdev_buf; |
148 | } |
149 | |
15d46930 |
150 | static void update_input(void) |
151 | { |
152 | int actions[IN_BINDTYPE_COUNT] = { 0, }; |
8f892648 |
153 | unsigned int emu_act; |
15d46930 |
154 | |
155 | in_update(actions); |
799b0b87 |
156 | if (in_type == PSE_PAD_TYPE_ANALOGPAD) |
157 | in_update_analogs(); |
8f892648 |
158 | emu_act = actions[IN_BINDTYPE_EMU]; |
159 | if (emu_act) { |
160 | int which = 0; |
161 | for (; !(emu_act & 1); emu_act >>= 1, which++) |
162 | ; |
163 | emu_act = which; |
164 | } |
165 | emu_set_action(emu_act); |
166 | |
799b0b87 |
167 | in_keystate = actions[IN_BINDTYPE_PLAYER12]; |
447783f8 |
168 | |
169 | #ifdef X11 |
4218954f |
170 | extern int x11_update_keys(unsigned int *action); |
171 | in_keystate |= x11_update_keys(&emu_act); |
172 | emu_set_action(emu_act); |
447783f8 |
173 | #endif |
15d46930 |
174 | } |
175 | |
bce6b056 |
176 | #define MAX_LAG_FRAMES 3 |
177 | |
178 | #define tvdiff(tv, tv_old) \ |
179 | ((tv.tv_sec - tv_old.tv_sec) * 1000000 + tv.tv_usec - tv_old.tv_usec) |
180 | // assumes us < 1000000 |
181 | #define tvadd(tv, us) { \ |
182 | tv.tv_usec += us; \ |
183 | if (tv.tv_usec >= 1000000) { \ |
184 | tv.tv_usec -= 1000000; \ |
185 | tv.tv_sec++; \ |
186 | } \ |
187 | } |
188 | |
72228559 |
189 | /* called on every vsync */ |
190 | void pl_frame_limit(void) |
191 | { |
bce6b056 |
192 | static struct timeval tv_old, tv_expect; |
7c0f51de |
193 | static int vsync_cnt_prev; |
bce6b056 |
194 | struct timeval now; |
cefe86b7 |
195 | int diff, usadj; |
bce6b056 |
196 | |
197 | vsync_cnt++; |
72228559 |
198 | |
15d46930 |
199 | /* doing input here because the pad is polled |
200 | * thousands of times per frame for some reason */ |
201 | update_input(); |
202 | |
72228559 |
203 | pcnt_end(PCNT_ALL); |
bce6b056 |
204 | gettimeofday(&now, 0); |
72228559 |
205 | |
bce6b056 |
206 | if (now.tv_sec != tv_old.tv_sec) { |
207 | diff = tvdiff(now, tv_old); |
208 | vsps_cur = 0.0f; |
209 | if (0 < diff && diff < 2000000) |
7c0f51de |
210 | vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff; |
211 | vsync_cnt_prev = vsync_cnt; |
72228559 |
212 | flips_per_sec = flip_cnt; |
7c0f51de |
213 | flip_cnt = 0; |
bce6b056 |
214 | tv_old = now; |
bd6267e6 |
215 | if (g_opts & OPT_SHOWCPU) |
216 | tick_per_sec = get_cpu_ticks(); |
8f892648 |
217 | |
218 | if (hud_new_msg > 0) { |
219 | hud_new_msg--; |
220 | if (hud_new_msg == 0) |
221 | hud_msg[0] = 0; |
222 | } |
72228559 |
223 | } |
224 | #ifdef PCNT |
225 | static int ya_vsync_count; |
226 | if (++ya_vsync_count == PCNT_FRAMES) { |
bce6b056 |
227 | pcnt_print(vsps_cur); |
72228559 |
228 | ya_vsync_count = 0; |
229 | } |
230 | #endif |
231 | |
c89cd762 |
232 | tvadd(tv_expect, pl_frame_interval); |
233 | diff = tvdiff(tv_expect, now); |
234 | if (diff > MAX_LAG_FRAMES * pl_frame_interval || diff < -MAX_LAG_FRAMES * pl_frame_interval) { |
235 | //printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, pl_frame_interval); |
236 | tv_expect = now; |
237 | diff = 0; |
cefe86b7 |
238 | // try to align with vsync |
239 | usadj = vsync_usec_time; |
240 | while (usadj < tv_expect.tv_usec - pl_frame_interval) |
241 | usadj += pl_frame_interval; |
242 | tv_expect.tv_usec = usadj; |
c89cd762 |
243 | } |
244 | |
245 | if (!(g_opts & OPT_NO_FRAMELIM) && diff > pl_frame_interval) { |
246 | // yay for working usleep on pandora! |
247 | //printf("usleep %d\n", diff - pl_frame_interval / 2); |
248 | usleep(diff - pl_frame_interval / 2); |
249 | } |
250 | |
e64dc4c5 |
251 | if (pl_rearmed_cbs.frameskip) { |
252 | if (diff < -pl_frame_interval) |
253 | pl_rearmed_cbs.fskip_advice = 1; |
254 | else if (diff >= 0) |
255 | pl_rearmed_cbs.fskip_advice = 0; |
bce6b056 |
256 | } |
72228559 |
257 | |
258 | pcnt_start(PCNT_ALL); |
259 | } |
260 | |
69af03a2 |
261 | static void pl_text_out16_(int x, int y, const char *text) |
b60f2812 |
262 | { |
69af03a2 |
263 | int i, l, len = strlen(text), w = pl_fbdev_w; |
264 | unsigned short *screen = (unsigned short *)pl_fbdev_buf + x + y * w; |
265 | unsigned short val = 0xffff; |
266 | |
267 | for (i = 0; i < len; i++, screen += 8) |
268 | { |
269 | for (l = 0; l < 8; l++) |
270 | { |
271 | unsigned char fd = fontdata8x8[text[i] * 8 + l]; |
272 | unsigned short *s = screen + l * w; |
273 | if (fd&0x80) s[0] = val; |
274 | if (fd&0x40) s[1] = val; |
275 | if (fd&0x20) s[2] = val; |
276 | if (fd&0x10) s[3] = val; |
277 | if (fd&0x08) s[4] = val; |
278 | if (fd&0x04) s[5] = val; |
279 | if (fd&0x02) s[6] = val; |
280 | if (fd&0x01) s[7] = val; |
281 | } |
282 | } |
b60f2812 |
283 | } |
284 | |
69af03a2 |
285 | void pl_text_out16(int x, int y, const char *texto, ...) |
b60f2812 |
286 | { |
69af03a2 |
287 | va_list args; |
288 | char buffer[256]; |
289 | |
290 | va_start(args, texto); |
291 | vsnprintf(buffer, sizeof(buffer), texto, args); |
292 | va_end(args); |
293 | |
294 | pl_text_out16_(x, y, buffer); |
b60f2812 |
295 | } |
296 | |
201c21e2 |
297 | static void pl_get_layer_pos(int *x, int *y, int *w, int *h) |
298 | { |
299 | *x = g_layer_x; |
300 | *y = g_layer_y; |
301 | *w = g_layer_w; |
302 | *h = g_layer_h; |
303 | } |
304 | |
e64dc4c5 |
305 | struct rearmed_cbs pl_rearmed_cbs = { |
201c21e2 |
306 | pl_get_layer_pos, |
ffd0d743 |
307 | pl_fbdev_open, |
308 | pl_fbdev_set_mode, |
309 | pl_fbdev_flip, |
310 | pl_fbdev_close, |
201c21e2 |
311 | }; |
312 | |
7c0f51de |
313 | /* watchdog */ |
314 | static void *watchdog_thread(void *unused) |
315 | { |
316 | int vsync_cnt_old = 0; |
317 | int seen_dead = 0; |
318 | int sleep_time = 5; |
319 | |
799b0b87 |
320 | #ifndef NDEBUG |
321 | // don't interfere with debug |
322 | return NULL; |
323 | #endif |
7c0f51de |
324 | while (1) |
325 | { |
326 | sleep(sleep_time); |
327 | |
328 | if (stop) { |
329 | seen_dead = 0; |
330 | sleep_time = 5; |
331 | continue; |
332 | } |
333 | if (vsync_cnt != vsync_cnt_old) { |
334 | vsync_cnt_old = vsync_cnt; |
335 | seen_dead = 0; |
336 | sleep_time = 2; |
337 | continue; |
338 | } |
339 | |
340 | seen_dead++; |
341 | sleep_time = 1; |
342 | if (seen_dead > 1) |
343 | fprintf(stderr, "watchdog: seen_dead %d\n", seen_dead); |
344 | if (seen_dead > 4) { |
345 | fprintf(stderr, "watchdog: lockup detected, aborting\n"); |
346 | // we can't do any cleanup here really, the main thread is |
347 | // likely touching resources and would crash anyway |
348 | abort(); |
349 | } |
350 | } |
351 | } |
352 | |
353 | void pl_start_watchdog(void) |
354 | { |
355 | pthread_attr_t attr; |
356 | pthread_t tid; |
357 | int ret; |
358 | |
359 | pthread_attr_init(&attr); |
360 | pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
361 | |
362 | ret = pthread_create(&tid, &attr, watchdog_thread, NULL); |
363 | if (ret != 0) |
364 | fprintf(stderr, "could not start watchdog: %d\n", ret); |
365 | } |
366 | |