4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
14 #include <sys/types.h>
20 #include "plugin_lib.h"
21 #include "linux/fbdev.h"
22 #include "common/fonts.h"
23 #include "common/input.h"
28 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
29 #include "../libpcsxcore/psemu_plugin_defs.h"
32 int pl_frame_interval;
33 int in_type, in_keystate, in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
34 static int pl_fbdev_w, pl_fbdev_h, pl_fbdev_bpp;
35 static int flip_cnt, vsync_cnt, flips_per_sec, tick_per_sec;
36 static float vsps_cur;
37 static int vsync_usec_time;
39 static int get_cpu_ticks(void)
41 static unsigned long last_utime;
43 unsigned long utime, ret;
47 fd = open("/proc/self/stat", O_RDONLY);
48 lseek(fd, 0, SEEK_SET);
50 read(fd, buf, sizeof(buf));
51 buf[sizeof(buf) - 1] = 0;
53 sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &utime);
54 ret = utime - last_utime;
59 static void print_hud(void)
61 if (pl_fbdev_bpp == 16)
62 pl_text_out16(2, pl_fbdev_h - 10, "%s", hud_msg);
65 static void print_fps(void)
67 if (pl_fbdev_bpp == 16)
68 pl_text_out16(2, pl_fbdev_h - 10, "%2d %4.1f", flips_per_sec, vsps_cur);
71 static void print_cpu_usage(void)
73 if (pl_fbdev_bpp == 16)
74 pl_text_out16(pl_fbdev_w - 28, pl_fbdev_h - 10, "%3d", tick_per_sec);
77 // draw 192x8 status of 24 sound channels
78 static __attribute__((noinline)) void draw_active_chans(void)
80 extern void spu_get_debug_info(int *chans_out, int *fmod_chans_out, int *noise_chans_out); // hack
81 int live_chans, fmod_chans, noise_chans;
83 static const unsigned short colors[2] = { 0x1fe3, 0x0700 };
84 unsigned short *dest = (unsigned short *)pl_fbdev_buf +
85 pl_fbdev_w * (pl_fbdev_h - 10) + pl_fbdev_w / 2 - 192/2;
89 if (pl_fbdev_bpp != 16)
92 spu_get_debug_info(&live_chans, &fmod_chans, &noise_chans);
94 for (c = 0; c < 24; c++) {
96 p = !(live_chans & (1<<c)) ? 0 :
97 (fmod_chans & (1<<c)) ? 0xf000 :
98 (noise_chans & (1<<c)) ? 0x001f :
100 for (y = 0; y < 8; y++, d += pl_fbdev_w)
101 for (x = 0; x < 8; x++)
106 void *pl_fbdev_set_mode(int w, int h, int bpp)
110 if (w == pl_fbdev_w && h == pl_fbdev_h && bpp == pl_fbdev_bpp)
117 vout_fbdev_clear(layer_fb);
118 ret = vout_fbdev_resize(layer_fb, w, h, bpp, 0, 0, 0, 0, 3);
120 fprintf(stderr, "failed to set mode\n");
124 menu_notify_mode_change(w, h, bpp);
129 void *pl_fbdev_flip(void)
133 if (pl_fbdev_buf != NULL) {
134 if (g_opts & OPT_SHOWSPU)
139 else if (g_opts & OPT_SHOWFPS)
142 if (g_opts & OPT_SHOWCPU)
147 pl_fbdev_buf = vout_fbdev_flip(layer_fb);
151 int pl_fbdev_open(void)
155 pl_fbdev_buf = vout_fbdev_flip(layer_fb);
156 omap_enable_layer(1);
158 // try to align redraws to vsync
159 vout_fbdev_wait_vsync(layer_fb);
160 gettimeofday(&now, 0);
161 vsync_usec_time = now.tv_usec;
162 while (vsync_usec_time >= pl_frame_interval)
163 vsync_usec_time -= pl_frame_interval;
168 void pl_fbdev_close(void)
170 omap_enable_layer(0);
173 void *pl_prepare_screenshot(int *w, int *h, int *bpp)
182 static void update_input(void)
184 int actions[IN_BINDTYPE_COUNT] = { 0, };
185 unsigned int emu_act;
188 if (in_type == PSE_PAD_TYPE_ANALOGPAD)
190 emu_act = actions[IN_BINDTYPE_EMU];
193 for (; !(emu_act & 1); emu_act >>= 1, which++)
197 emu_set_action(emu_act);
199 in_keystate = actions[IN_BINDTYPE_PLAYER12];
202 extern int x11_update_keys(unsigned int *action);
203 in_keystate |= x11_update_keys(&emu_act);
204 emu_set_action(emu_act);
208 #define MAX_LAG_FRAMES 3
210 #define tvdiff(tv, tv_old) \
211 ((tv.tv_sec - tv_old.tv_sec) * 1000000 + tv.tv_usec - tv_old.tv_usec)
212 // assumes us < 1000000
213 #define tvadd(tv, us) { \
215 if (tv.tv_usec >= 1000000) { \
216 tv.tv_usec -= 1000000; \
221 /* called on every vsync */
222 void pl_frame_limit(void)
224 static struct timeval tv_old, tv_expect;
225 static int vsync_cnt_prev;
231 /* doing input here because the pad is polled
232 * thousands of times per frame for some reason */
236 gettimeofday(&now, 0);
238 if (now.tv_sec != tv_old.tv_sec) {
239 diff = tvdiff(now, tv_old);
241 if (0 < diff && diff < 2000000)
242 vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff;
243 vsync_cnt_prev = vsync_cnt;
244 flips_per_sec = flip_cnt;
247 if (g_opts & OPT_SHOWCPU)
248 tick_per_sec = get_cpu_ticks();
250 if (hud_new_msg > 0) {
252 if (hud_new_msg == 0)
257 static int ya_vsync_count;
258 if (++ya_vsync_count == PCNT_FRAMES) {
259 pcnt_print(vsps_cur);
264 tvadd(tv_expect, pl_frame_interval);
265 diff = tvdiff(tv_expect, now);
266 if (diff > MAX_LAG_FRAMES * pl_frame_interval || diff < -MAX_LAG_FRAMES * pl_frame_interval) {
267 //printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, pl_frame_interval);
270 // try to align with vsync
271 usadj = vsync_usec_time;
272 while (usadj < tv_expect.tv_usec - pl_frame_interval)
273 usadj += pl_frame_interval;
274 tv_expect.tv_usec = usadj;
277 if (!(g_opts & OPT_NO_FRAMELIM) && diff > pl_frame_interval) {
278 // yay for working usleep on pandora!
279 //printf("usleep %d\n", diff - pl_frame_interval / 2);
280 usleep(diff - pl_frame_interval / 2);
283 if (pl_rearmed_cbs.frameskip) {
284 if (diff < -pl_frame_interval)
285 pl_rearmed_cbs.fskip_advice = 1;
287 pl_rearmed_cbs.fskip_advice = 0;
290 pcnt_start(PCNT_ALL);
293 static void pl_text_out16_(int x, int y, const char *text)
295 int i, l, len = strlen(text), w = pl_fbdev_w;
296 unsigned short *screen = (unsigned short *)pl_fbdev_buf + x + y * w;
297 unsigned short val = 0xffff;
299 for (i = 0; i < len; i++, screen += 8)
301 for (l = 0; l < 8; l++)
303 unsigned char fd = fontdata8x8[text[i] * 8 + l];
304 unsigned short *s = screen + l * w;
305 if (fd&0x80) s[0] = val;
306 if (fd&0x40) s[1] = val;
307 if (fd&0x20) s[2] = val;
308 if (fd&0x10) s[3] = val;
309 if (fd&0x08) s[4] = val;
310 if (fd&0x04) s[5] = val;
311 if (fd&0x02) s[6] = val;
312 if (fd&0x01) s[7] = val;
317 void pl_text_out16(int x, int y, const char *texto, ...)
322 va_start(args, texto);
323 vsnprintf(buffer, sizeof(buffer), texto, args);
326 pl_text_out16_(x, y, buffer);
329 static void pl_get_layer_pos(int *x, int *y, int *w, int *h)
337 struct rearmed_cbs pl_rearmed_cbs = {
346 static void *watchdog_thread(void *unused)
348 int vsync_cnt_old = 0;
353 // don't interfere with debug
365 if (vsync_cnt != vsync_cnt_old) {
366 vsync_cnt_old = vsync_cnt;
375 fprintf(stderr, "watchdog: seen_dead %d\n", seen_dead);
377 fprintf(stderr, "watchdog: lockup detected, aborting\n");
378 // we can't do any cleanup here really, the main thread is
379 // likely touching resources and would crash anyway
385 void pl_start_watchdog(void)
391 pthread_attr_init(&attr);
392 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
394 ret = pthread_create(&tid, &attr, watchdog_thread, NULL);
396 fprintf(stderr, "could not start watchdog: %d\n", ret);