improved m4 m0 communication

This commit is contained in:
Bernd Herzog 2023-04-23 23:48:20 +02:00
parent 2ef9ebd7bd
commit 29b7a5ee56
7 changed files with 44 additions and 37 deletions

View file

@ -116,5 +116,35 @@ CH_IRQ_HANDLER(HardFaultVector) {
#endif
}
void update_performance_counters() {
auto performance_counter_active = shared_memory.request_m4_performance_counter;
if (performance_counter_active == 0x00)
return;
static bool last_paint_state = false;
if ((((chTimeNow()>>10) & 0x01) == 0x01) == last_paint_state)
return;
last_paint_state = !last_paint_state;
auto now = chTimeNow();
auto idle_ticks = chThdGetTicks(chSysGetIdleThread());
static systime_t last_time;
static systime_t last_last_time;
auto time_elapsed = now - last_time;
auto idle_elapsed = idle_ticks - last_last_time;
last_time = now;
last_last_time = idle_ticks;
auto cpu_usage = (time_elapsed - idle_elapsed) / 10;
auto free_stack = (uint32_t)get_free_stack_space();
auto free_heap = chCoreStatus();
shared_memory.m4_cpu_usage = cpu_usage;
shared_memory.m4_stack_usage = free_stack;
shared_memory.m4_heap_usage = free_heap;
}
} /* extern "C" */