#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
+#include <pthread.h>
#include "plugin_lib.h"
#include "linux/fbdev.h"
#include "../libpcsxcore/new_dynarec/new_dynarec.h"
void *pl_fbdev_buf;
+int pl_frame_interval;
int keystate;
static int pl_fbdev_w, pl_fbdev_h, pl_fbdev_bpp;
-static int flip_cnt, flips_per_sec, tick_per_sec;
-extern float fps_cur; // XXX
+static int flip_cnt, vsync_cnt, flips_per_sec, tick_per_sec;
+static float vsps_cur;
+// P.E.Op.S.
+extern int UseFrameSkip;
+extern float fps_skip;
static int get_cpu_ticks(void)
{
static void print_fps(void)
{
if (pl_fbdev_bpp == 16)
- pl_text_out16(2, pl_fbdev_h - 10, "%2d %4.1f", flips_per_sec, fps_cur);
+ pl_text_out16(2, pl_fbdev_h - 10, "%2d %4.1f", flips_per_sec, vsps_cur);
}
static void print_cpu_usage(void)
void *ret;
if (w == pl_fbdev_w && h == pl_fbdev_h && bpp == pl_fbdev_bpp)
- return 0;
+ return pl_fbdev_buf;
pl_fbdev_w = w;
pl_fbdev_h = h;
keystate = actions[IN_BINDTYPE_PLAYER12];
#ifdef X11
- extern void x11_update_keys(void);
- x11_update_keys();
+ extern int x11_update_keys(void);
+ keystate |= x11_update_keys();
#endif
}
+#define MAX_LAG_FRAMES 3
+
+#define tvdiff(tv, tv_old) \
+ ((tv.tv_sec - tv_old.tv_sec) * 1000000 + tv.tv_usec - tv_old.tv_usec)
+// assumes us < 1000000
+#define tvadd(tv, us) { \
+ tv.tv_usec += us; \
+ if (tv.tv_usec >= 1000000) { \
+ tv.tv_usec -= 1000000; \
+ tv.tv_sec++; \
+ } \
+}
+
/* called on every vsync */
void pl_frame_limit(void)
{
- extern void CheckFrameRate(void);
- static int oldsec;
- struct timeval tv;
+ static struct timeval tv_old, tv_expect;
+ static int vsync_cnt_prev;
+ struct timeval now;
+ int diff;
+
+ vsync_cnt++;
/* doing input here because the pad is polled
* thousands of times per frame for some reason */
update_input();
pcnt_end(PCNT_ALL);
- gettimeofday(&tv, 0);
-
- if (tv.tv_sec != oldsec) {
+ gettimeofday(&now, 0);
+
+ if (now.tv_sec != tv_old.tv_sec) {
+ diff = tvdiff(now, tv_old);
+ vsps_cur = 0.0f;
+ if (0 < diff && diff < 2000000)
+ vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff;
+ vsync_cnt_prev = vsync_cnt;
flips_per_sec = flip_cnt;
flip_cnt = 0;
- oldsec = tv.tv_sec;
+ tv_old = now;
if (g_opts & OPT_SHOWCPU)
tick_per_sec = get_cpu_ticks();
}
#ifdef PCNT
static int ya_vsync_count;
if (++ya_vsync_count == PCNT_FRAMES) {
- pcnt_print(fps_cur);
+ pcnt_print(vsps_cur);
ya_vsync_count = 0;
}
#endif
- CheckFrameRate();
+ if (!(g_opts & OPT_NO_FRAMELIM)) {
+ tvadd(tv_expect, pl_frame_interval);
+ diff = tvdiff(tv_expect, now);
+ if (diff > MAX_LAG_FRAMES * pl_frame_interval || diff < -MAX_LAG_FRAMES * pl_frame_interval) {
+ //printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, pl_frame_interval);
+ tv_expect = now;
+ }
+ else if (diff > pl_frame_interval) {
+ // yay for working usleep on pandora!
+ //printf("usleep %d\n", diff - pl_frame_interval / 2);
+ usleep(diff - pl_frame_interval / 2);
+ }
+ else if (diff < 0 && UseFrameSkip) {
+ // P.E.Op.S. makes skip decision based on this
+ fps_skip = 1000000.0f / (float)-diff;
+ }
+ }
pcnt_start(PCNT_ALL);
}
&UseFrameSkip,
};
+/* watchdog */
+static void *watchdog_thread(void *unused)
+{
+ int vsync_cnt_old = 0;
+ int seen_dead = 0;
+ int sleep_time = 5;
+
+ while (1)
+ {
+ sleep(sleep_time);
+
+ if (stop) {
+ seen_dead = 0;
+ sleep_time = 5;
+ continue;
+ }
+ if (vsync_cnt != vsync_cnt_old) {
+ vsync_cnt_old = vsync_cnt;
+ seen_dead = 0;
+ sleep_time = 2;
+ continue;
+ }
+
+ seen_dead++;
+ sleep_time = 1;
+ if (seen_dead > 1)
+ fprintf(stderr, "watchdog: seen_dead %d\n", seen_dead);
+ if (seen_dead > 4) {
+ fprintf(stderr, "watchdog: lockup detected, aborting\n");
+ // we can't do any cleanup here really, the main thread is
+ // likely touching resources and would crash anyway
+ abort();
+ }
+ }
+}
+
+void pl_start_watchdog(void)
+{
+ pthread_attr_t attr;
+ pthread_t tid;
+ int ret;
+
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+
+ ret = pthread_create(&tid, &attr, watchdog_thread, NULL);
+ if (ret != 0)
+ fprintf(stderr, "could not start watchdog: %d\n", ret);
+}
+