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IBM1130: Change peeks into the event queue to only consider ibm1130 events

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This commit is contained in:
Mark Pizzolato 2017-05-07 18:59:00 -07:00
parent b866f76af7
commit e7dbc8ea64
1 changed files with 19 additions and 2 deletions
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21
Ibm1130/ibm1130_cpu.c
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@ -478,6 +478,23 @@ static const char *xio_funcs[] = {
"func0?", "write", "read", "sense_irq", "func0?", "write", "read", "sense_irq",
"control", "initw", "initr", "sense" "control", "initw", "initr", "sense"
}; };
static int32 ibm1130_qcount ()
{
int32 i, cnt;
UNIT *uptr;
DEVICE *dptr;
cnt = 0;
for (uptr = sim_clock_queue; uptr != QUEUE_LIST_END; uptr = uptr->next) {
dptr = find_dev_from_unit (uptr);
for (i=0; sim_devices[i]; i++)
if (dptr == sim_devices[i]) {
cnt++;
break;
}
}
return cnt;
}
t_stat sim_instr (void) t_stat sim_instr (void)
{ {
@ -586,8 +603,8 @@ t_stat sim_instr (void)
if (wait_state) { /* waiting? */ if (wait_state) { /* waiting? */
sim_interval = 0; /* run the clock out */ sim_interval = 0; /* run the clock out */
if (sim_qcount() <= (cgi ? 0 : 1)) { /* one routine queued? we're waiting for keyboard only */ if (ibm1130_qcount() <= (cgi ? 0 : 1)) { /* one routine queued? we're waiting for keyboard only */
if (keyboard_is_busy()) { /* we are actually waiting for a keystroke */ if (keyboard_is_busy()) { /* we are actually waiting for a keystroke */
if ((status = sim_process_event()) != SCPE_OK) /* get it with wait_state still set */ if ((status = sim_process_event()) != SCPE_OK) /* get it with wait_state still set */
reason = simh_status_to_stopcode(status); reason = simh_status_to_stopcode(status);
} }