void epyxfastload_detach(void)
{
alarm_destroy(epyxrom_alarm);
c64export_remove(&export_res_epyx);
io_source_unregister(epyxfastload_io1_list_item);
io_source_unregister(epyxfastload_io2_list_item);
epyxfastload_io1_list_item = NULL;
epyxfastload_io2_list_item = NULL;
}
int hardsid_close(void)
{
/* Driver cleans up after itself */
if (hsid_fd >= 0) {
close(hsid_fd);
}
alarm_destroy(hsid_alarm);
hsid_alarm = 0;
return 0;
}
void alarm_context_destroy(alarm_context_t *context)
{
lib_free(context->name);
/* Destroy all the alarms. */
{
alarm_t *ap;
ap = context->alarms;
while (ap != NULL) {
alarm_t *ap_next = ap->next;
alarm_destroy(ap);
ap = ap_next;
}
}
lib_free(context);
}
status_t thread_snooze (bigtime_t value)
/*
* ARGUMENTS
* * value : the number of microseconds to wait for
*
* RESULT
* * DNA_ERROR: no more alarm slot or quantum too short
* * DNA_OK: the operation succeeded
*
* SOURCE
*/
{
int32_t alarm_id = -1;
uint32_t current_cpuid = 0;
thread_t self = NULL;
thread_t target = NULL;
interrupt_status_t it_status = 0;
status_t status = DNA_OK;
watch (status_t)
{
/*
* Disable interrupts and get current information
*/
it_status = cpu_trap_mask_and_backup ();
current_cpuid = cpu_mp_id();
self = cpu_pool . cpu[current_cpuid] . current_thread;
/*
* Create the snooze alarm and elect a new thread.
*/
status = alarm_create (value, DNA_ONE_SHOT_RELATIVE_ALARM,
thread_alarm, self, & alarm_id);
check (alarm_error, status == DNA_OK, status);
status = scheduler_elect (& target, true);
ensure (status != DNA_ERROR && status != DNA_BAD_ARGUMENT, status);
/*
* Update self information and switch context.
*/
lock_acquire (& self -> lock);
self -> info . status = DNA_THREAD_SLEEPING;
status = scheduler_switch (target, NULL);
ensure (status == DNA_OK, status);
/*
* Cancel the alarm, just in case we came back from
* sleeping after a thread_suspend/thread_resume combination.
*/
status = alarm_destroy (alarm_id);
ensure (status != DNA_NO_TIMER && status != DNA_BAD_ARGUMENT, status);
cpu_trap_restore (it_status);
return (status == DNA_OK) ? DNA_INTERRUPTED : DNA_OK;
}
rescue (alarm_error)
{
cpu_trap_restore (it_status);
leave;
}
}
