void timer_set_global_time(attotime newbase)
{
emu_timer *timer;
/* set the new global offset */
global_basetime = newbase;
LOG(("timer_set_global_time: new=%s head->expire=%s\n", attotime_string(newbase, 9), attotime_string(timer_head->expire, 9)));
/* now process any timers that are overdue */
while (attotime_compare(timer_head->expire, global_basetime) <= 0)
{
int was_enabled = timer_head->enabled;
/* if this is a one-shot timer, disable it now */
timer = timer_head;
if (attotime_compare(timer->period, attotime_zero) == 0 || attotime_compare(timer->period, attotime_never) == 0)
timer->enabled = FALSE;
/* set the global state of which callback we're in */
callback_timer_modified = FALSE;
callback_timer = timer;
callback_timer_expire_time = timer->expire;
/* call the callback */
if (was_enabled && timer->callback != NULL)
{
LOG(("Timer %s:%d[%s] fired (expire=%s)\n", timer->file, timer->line, timer->func, attotime_string(timer->expire, 9)));
profiler_mark(PROFILER_TIMER_CALLBACK);
(*timer->callback)(Machine, timer->ptr, timer->param);
profiler_mark(PROFILER_END);
}
/* clear the callback timer global */
callback_timer = NULL;
/* reset or remove the timer, but only if it wasn't modified during the callback */
if (!callback_timer_modified)
{
/* if the timer is temporary, remove it now */
if (timer->temporary)
timer_remove(timer);
/* otherwise, reschedule it */
else
{
timer->start = timer->expire;
timer->expire = attotime_add(timer->expire, timer->period);
timer_list_remove(timer);
timer_list_insert(timer);
}
}
}
}
void ttl74123_device::start_pulse()
{
attotime duration = compute_duration();
if(timer_running())
{
/* retriggering, but not if we are called to quickly */
attotime delay_time = attotime_make(0, ATTOSECONDS_PER_SECOND * m_config.m_cap * 220);
if(attotime_compare(timer_timeelapsed(m_timer), delay_time) >= 0)
{
timer_adjust_oneshot(m_timer, duration, 0);
if (LOG) logerror("74123 %s: Retriggering pulse. Duration: %f\n", tag(), attotime_to_double(duration));
}
else
{
if (LOG) logerror("74123 %s: Retriggering failed.\n", tag());
}
}
else
{
/* starting */
timer_adjust_oneshot(m_timer, duration, 0);
set_output();
if (LOG) logerror("74123 %s: Starting pulse. Duration: %f\n", tag(), attotime_to_double(duration));
}
}
static void start_pulse(const device_config *device)
{
ttl74123_t *chip = get_safe_token(device);
attotime duration = compute_duration(chip);
if (timer_running(chip))
{
/* retriggering, but not if we are called to quickly */
attotime delay_time = attotime_make(0, ATTOSECONDS_PER_SECOND * chip->intf->cap * 220);
if (attotime_compare(timer_timeelapsed(chip->timer), delay_time) >= 0)
{
timer_adjust_oneshot(chip->timer, duration, 0);
if (LOG) logerror("74123 %s: Retriggering pulse. Duration: %f\n", device->tag, attotime_to_double(duration));
}
else
{
if (LOG) logerror("74123 %s: Retriggering failed.\n", device->tag);
}
}
else
{
/* starting */
timer_adjust_oneshot(chip->timer, duration, 0);
set_output(device);
if (LOG) logerror("74123 %s: Starting pulse. Duration: %f\n", device->tag, attotime_to_double(duration));
}
}
void osd_update(running_machine *machine, int skip_redraw){
nitroinput_update();
const render_primitive_list *primlist;
int minwidth, minheight;
// get the minimum width/height for the current layout
render_target_get_minimum_size(our_target, &minwidth, &minheight);
if(our_target){
// make that the size of our target
render_target_set_bounds(our_target, minwidth, minheight, 0);
// get the list of primitives for the target at the current size
primlist = render_target_get_primitives(our_target);
// lock them, and then render them
osd_lock_acquire(primlist->lock);
// do the drawing here
osd_lock_release(primlist->lock);
}
// after 5 seconds, exit
if (attotime_compare(timer_get_time(machine), attotime_make(5, 0)) > 0)
mame_schedule_exit(machine);
}
static void watchdog_internal_reset(running_machine *machine)
{
/* set up the watchdog timer; only start off enabled if explicitly configured */
watchdog_enabled = (machine->config->watchdog_vblank_count != 0 || attotime_compare(machine->config->watchdog_time, attotime_zero) != 0);
watchdog_reset(machine);
watchdog_enabled = TRUE;
}
static void start_pulse(TTL74123_state *chip)
{
attotime duration = compute_duration(chip);
if (timer_running(chip))
{
/* retriggering, but not if we are called to quickly */
attotime delay_time = attotime_make(0, ATTOSECONDS_PER_SECOND * chip->intf->cap * 220);
if (attotime_compare(timer_timeelapsed(chip->timer), delay_time) >= 0)
{
timer_adjust(chip->timer, duration, 0, attotime_never);
if (LOG) logerror("74123 #%d: Retriggering pulse. Duration: %f\n", chip->which, attotime_to_double(duration));
}
else
{
if (LOG) logerror("74123 #%d: Retriggering failed.\n", chip->which);
}
}
else
{
/* starting */
timer_adjust(chip->timer, duration, 0, attotime_never);
set_output(chip);
if (LOG) logerror("74123 #%d: Starting pulse. Duration: %f\n", chip->which, attotime_to_double(duration));
}
}
INLINE void timer_list_insert(emu_timer *timer)
{
attotime expire = timer->enabled ? timer->expire : attotime_never;
timer_private *global = timer->machine->timer_data;
emu_timer *t, *lt = NULL;
/* sanity checks for the debug build */
#ifdef MAME_DEBUG
{
int tnum = 0;
/* loop over the timer list */
for (t = global->activelist; t; t = t->next, tnum++)
{
if (t == timer)
fatalerror("This timer is already inserted in the list!");
if (tnum == MAX_TIMERS-1)
fatalerror("Timer list is full!");
}
}
#endif
/* loop over the timer list */
for (t = global->activelist; t != NULL; lt = t, t = t->next)
{
/* if the current list entry expires after us, we should be inserted before it */
if (attotime_compare(t->expire, expire) > 0)
{
/* link the new guy in before the current list entry */
timer->prev = t->prev;
timer->next = t;
if (t->prev != NULL)
t->prev->next = timer;
else
{
global->activelist = timer;
global->exec.nextfire = timer->expire;
}
t->prev = timer;
return;
}
}
/* need to insert after the last one */
if (lt != NULL)
lt->next = timer;
else
{
global->activelist = timer;
global->exec.nextfire = timer->expire;
}
timer->prev = lt;
timer->next = NULL;
}
static TIMER_CALLBACK( senjyo_sh_update )
{
/* ctc2 timer single tone generator frequency */
attotime period = z80ctc_getperiod (0, 2);
if (attotime_compare(period, attotime_zero) != 0 )
single_rate = ATTOSECONDS_TO_HZ(period.attoseconds);
else
single_rate = 0;
sample_set_freq(0,single_rate);
}
/* TimerHandler from fm.c */
static void TimerHandler(void *param,int c,attotime period)
{
ym3526_state *info = (ym3526_state *)param;
if( attotime_compare(period, attotime_zero) == 0 )
{ /* Reset FM Timer */
timer_enable(info->timer[c], 0);
}
else
{ /* Start FM Timer */
timer_adjust_oneshot(info->timer[c], period, 0);
}
}
void speaker_level_w(running_device *device, int new_level)
{
speaker_state *sp = get_safe_token(device);
int volume;
attotime time;
if (new_level == sp->level)
return;
if (new_level < 0)
new_level = 0;
else
if (new_level >= sp->num_levels)
new_level = sp->num_levels - 1;
volume = sp->levels[sp->level];
time = timer_get_time(device->machine);
if (attotime_compare(time, sp->channel_next_sample_time) < 0)
{
/* Stream sample is yet unfinished, but we may have one or more interm. samples */
update_interm_samples(sp, time, volume);
/* Do not forget to update speaker state before returning! */
sp->level = new_level;
return;
}
/* Reaching here means such time has passed since last stream update
* that we can add at least one complete sample to the stream.
* The details have to be handled by speaker_sound_update()
*/
/* Force streams.c to update sound until this point in time now */
stream_update(sp->channel);
/* This is redundant because time update has to be done within speaker_sound_update() anyway,
* however this ensures synchronization between the speaker and stream timing:
*/
sp->channel_last_sample_time = stream_get_time(sp->channel);
sp->channel_next_sample_time = attotime_add_attoseconds(sp->channel_last_sample_time, sp->channel_sample_period);
sp->next_interm_sample_time = attotime_add_attoseconds(sp->channel_last_sample_time, sp->interm_sample_period);
sp->last_update_time = sp->channel_last_sample_time;
/* Assertion: time - last_update_time < channel_sample_period, i.e. time < channel_next_sample_time */
/* The overshooting fraction of time will make zero, one or more interm. samples: */
update_interm_samples(sp, time, volume);
/* Finally update speaker state before returning */
sp->level = new_level;
} /* speaker_level_w */
static TIMER_CALLBACK( senjyo_sh_update )
{
running_device *samples = machine->device("samples");
/* ctc2 timer single tone generator frequency */
z80ctc_device *ctc = machine->device<z80ctc_device>("z80ctc");
attotime period = ctc->period(2);
if (attotime_compare(period, attotime_zero) != 0 )
single_rate = ATTOSECONDS_TO_HZ(period.attoseconds);
else
single_rate = 0;
sample_set_freq(samples, 0,single_rate);
}
void timer_add_scheduling_quantum(running_machine *machine, attoseconds_t quantum, attotime duration)
{
timer_private *global = machine->timer_data;
attotime curtime = timer_get_time(machine);
attotime expire = attotime_add(curtime, duration);
int curr, blank = -1;
/* a 0 request (minimum) needs to be non-zero to occupy a slot */
if (quantum == 0)
quantum = 1;
/* find an equal-duration slot or an empty slot */
for (curr = 1; curr < ARRAY_LENGTH(global->quantum_list); curr++)
{
quantum_slot *slot = &global->quantum_list[curr];
/* look for a matching quantum and extend it */
if (slot->requested == quantum)
{
slot->expire = attotime_max(slot->expire, expire);
return;
}
/* remember any empty slots in case of no match */
if (slot->requested == 0)
{
if (blank == -1)
blank = curr;
}
/* otherwise, expire any expired slots */
else if (attotime_compare(curtime, slot->expire) >= 0)
slot->requested = 0;
}
/* fatal error if no slots left */
assert_always(blank != -1, "Out of scheduling quantum slots!");
/* fill in the item */
global->quantum_list[blank].requested = quantum;
global->quantum_list[blank].actual = MAX(global->quantum_list[blank].requested, global->quantum_minimum);
global->quantum_list[blank].expire = expire;
/* update the minimum */
if (quantum < global->quantum_current->requested)
{
global->quantum_current = &global->quantum_list[blank];
global->exec.curquantum = global->quantum_current->actual;
}
}
INLINE void count_states(int states)
{
attotime state_time = attotime_make(0, attotime_to_attoseconds(MICRO_STATE_CLOCK_PERIOD) * states);
if (!micro.timer)
{
timer_adjust_oneshot(micro.timer, attotime_never, 0);
micro.timer_active = 1;
micro.endtime = state_time;
}
else if (attotime_compare(timer_timeelapsed(micro.timer), micro.endtime) > 0)
{
timer_adjust_oneshot(micro.timer, attotime_never, 0);
micro.timer_active = 1;
micro.endtime = state_time;
}
else
micro.endtime = attotime_add(micro.endtime, state_time);
}
static void update_interm_samples(speaker_state *sp, attotime time, int volume)
{
double fraction;
/* We may have completed zero, one or more interm. samples: */
while (attotime_compare(time, sp->next_interm_sample_time) >= 0)
{
/* First interm. sample may be composed, subsequent samples will be homogeneous. */
/* Treat all the same general way. */
finalize_interm_sample(sp, volume);
init_next_interm_sample(sp);
}
/* Depending on status above:
* a) Add latest fraction to unfinished composed sample
* b) The overshooting fraction of time will start a new composed sample
*/
fraction = make_fraction(time, sp->last_update_time, sp->interm_sample_period_secfrac);
sp->composed_volume[sp->composed_sample_index] += volume * fraction;
sp->last_update_time = time;
}
void mini_osd_interface::update(bool skip_redraw)
{
// get the minimum width/height for the current layout
int minwidth, minheight;
our_target->compute_minimum_size(minwidth, minheight);
// make that the size of our target
our_target->set_bounds(minwidth, minheight);
// get the list of primitives for the target at the current size
render_primitive_list &primlist = our_target->get_primitives();
// lock them, and then render them
primlist.acquire_lock();
// do the drawing here
primlist.release_lock();
// after 5 seconds, exit
if (attotime_compare(timer_get_time(&machine()), attotime_make(5, 0)) > 0)
machine().schedule_exit();
}
void watchdog_reset(running_machine *machine)
{
/* if we're not enabled, skip it */
if (!watchdog_enabled)
timer_adjust_oneshot(watchdog_timer, attotime_never, 0);
/* VBLANK-based watchdog? */
else if (machine->config->watchdog_vblank_count != 0)
{
watchdog_counter = machine->config->watchdog_vblank_count;
/* register a VBLANK callback for the primary screen */
if (machine->primary_screen != NULL)
video_screen_register_vblank_callback(machine->primary_screen, on_vblank, NULL);
}
/* timer-based watchdog? */
else if (attotime_compare(machine->config->watchdog_time, attotime_zero) != 0)
timer_adjust_oneshot(watchdog_timer, machine->config->watchdog_time, 0);
/* default to an obscene amount of time (3 seconds) */
else
timer_adjust_oneshot(watchdog_timer, ATTOTIME_IN_SEC(3), 0);
}
bool legacy_image_device_base::load_internal(const char *path, bool is_create, int create_format, option_resolution *create_args)
{
image_error_t err;
UINT32 open_plan[4];
int i;
bool softload = FALSE;
/* first unload the image */
unload();
/* clear any possible error messages */
clear_error();
/* we are now loading */
m_is_loading = TRUE;
/* record the filename */
err = set_image_filename(path);
if (err)
goto done;
/* Check if there's a software list defined for this device and use that if we're not creating an image */
softload = load_software_part( this, path, &m_software_info_ptr, &m_software_part_ptr, &m_full_software_name );
if (is_create || (!softload && m_software_info_ptr==NULL))
{
/* determine open plan */
determine_open_plan(is_create, open_plan);
/* attempt to open the file in various ways */
for (i = 0; !m_file && open_plan[i]; i++)
{
/* open the file */
err = load_image_by_path(open_plan[i], path);
if (err && (err != IMAGE_ERROR_FILENOTFOUND))
goto done;
}
}
/* Copy some image information when we have been loaded through a software list */
if ( m_software_info_ptr )
{
m_longname = m_software_info_ptr->longname;
m_manufacturer = m_software_info_ptr->publisher;
m_year = m_software_info_ptr->year;
//m_playable = m_software_info_ptr->supported;
}
/* did we fail to find the file? */
if (!is_loaded() && !softload)
{
err = IMAGE_ERROR_FILENOTFOUND;
goto done;
}
/* call device load or create */
m_create_format = create_format;
m_create_args = create_args;
if (m_init_phase==FALSE) {
err = (image_error_t)finish_load();
if (err)
goto done;
}
/* success! */
done:
if (m_err) {
if (!m_init_phase)
{
if (machine->phase() == MACHINE_PHASE_RUNNING)
popmessage("Error: Unable to %s image '%s': %s\n", is_create ? "create" : "load", path, error());
else
mame_printf_error("Error: Unable to %s image '%s': %s", is_create ? "create" : "load", path, error());
}
clear();
}
else {
/* do we need to reset the CPU? only schedule it if load/create is successful */
if ((attotime_compare(timer_get_time(device().machine), attotime_zero) > 0) && m_image_config.is_reset_on_load())
device().machine->schedule_hard_reset();
else
{
if (!m_init_phase)
{
if (machine->phase() == MACHINE_PHASE_RUNNING)
popmessage("Image '%s' was successfully %s.", path, is_create ? "created" : "loaded");
else
mame_printf_info("Image '%s' was successfully %s.\n", path, is_create ? "created" : "loaded");
}
}
}
return err ? IMAGE_INIT_FAIL : IMAGE_INIT_PASS;
}
static int timer_running(ttl74123_t *chip)
{
return (attotime_compare(timer_timeleft(chip->timer), attotime_zero) > 0) &&
(attotime_compare(timer_timeleft(chip->timer), attotime_never) != 0);
}
int ttl74123_device::timer_running()
{
return (attotime_compare(timer_timeleft(m_timer), attotime_zero) > 0) &&
(attotime_compare(timer_timeleft(m_timer), attotime_never) != 0);
}
void timer_execute_timers(running_machine *machine)
{
timer_private *global = machine->timer_data;
emu_timer *timer;
/* if the current quantum has expired, find a new one */
if (attotime_compare(global->exec.basetime, global->quantum_current->expire) >= 0)
{
int curr;
global->quantum_current->requested = 0;
global->quantum_current = &global->quantum_list[0];
for (curr = 1; curr < ARRAY_LENGTH(global->quantum_list); curr++)
if (global->quantum_list[curr].requested != 0 && global->quantum_list[curr].requested < global->quantum_current->requested)
global->quantum_current = &global->quantum_list[curr];
global->exec.curquantum = global->quantum_current->actual;
}
LOG(("timer_set_global_time: new=%s head->expire=%s\n", attotime_string(global->exec.basetime, 9), attotime_string(global->activelist->expire, 9)));
/* now process any timers that are overdue */
while (attotime_compare(global->activelist->expire, global->exec.basetime) <= 0)
{
int was_enabled = global->activelist->enabled;
/* if this is a one-shot timer, disable it now */
timer = global->activelist;
if (attotime_compare(timer->period, attotime_zero) == 0 || attotime_compare(timer->period, attotime_never) == 0)
timer->enabled = FALSE;
/* set the global state of which callback we're in */
global->callback_timer_modified = FALSE;
global->callback_timer = timer;
global->callback_timer_expire_time = timer->expire;
/* call the callback */
if (was_enabled && timer->callback != NULL)
{
LOG(("Timer %s:%d[%s] fired (expire=%s)\n", timer->file, timer->line, timer->func, attotime_string(timer->expire, 9)));
profiler_mark_start(PROFILER_TIMER_CALLBACK);
(*timer->callback)(machine, timer->ptr, timer->param);
profiler_mark_end();
}
/* clear the callback timer global */
global->callback_timer = NULL;
/* reset or remove the timer, but only if it wasn't modified during the callback */
if (!global->callback_timer_modified)
{
/* if the timer is temporary, remove it now */
if (timer->temporary)
timer_remove(timer);
/* otherwise, reschedule it */
else
{
timer->start = timer->expire;
timer->expire = attotime_add(timer->expire, timer->period);
timer_list_remove(timer);
timer_list_insert(timer);
}
}
}
}
