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VAX: Add command support to set the idle stability delay

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SET CPU IDLE={OS{:n}} where n is the idle stability delay
which is also the clock calibration delay.
A -D switch on a SHOW -D CPU IDLE command will
display the stability delay as will a SHOW CLOCK command.
This commit is contained in:
Mark Pizzolato
2016-02-23 17:07:12 -08:00
parent 2e21baffa8
commit 49d3ec8ff7
2 changed files with 16 additions and 5 deletions
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12
VAX/vax_cpu.c
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@@ -3600,13 +3600,15 @@ static struct os_idle os_tab[] = {
t_stat cpu_set_idle (UNIT *uptr, int32 val, char *cptr, void *desc)
{
uint32 i;
char gbuf[CBUFSIZE];
if (cptr != NULL) {
cptr = get_glyph (cptr, gbuf, ':');
for (i = 0; os_tab[i].name != NULL; i++) {
if (strcmp (os_tab[i].name, cptr) == 0) {
if (strcmp (os_tab[i].name, gbuf) == 0) {
cpu_idle_type = i + 1;
cpu_idle_mask = os_tab[i].mask;
return sim_set_idle (uptr, val, NULL, desc);
return sim_set_idle (uptr, val, cptr, desc);
}
}
return SCPE_ARG;
@@ -3684,14 +3686,16 @@ fprintf (st, " -u interpret address as virtual, user mode\n\n");
fprintf (st, "The CPU attempts to detect when the simulator is idle. When idle, the\n");
fprintf (st, "simulator does not use any resources on the host system. Idle detection is\n");
fprintf (st, "controlled by the SET IDLE and SET NOIDLE commands:\n\n");
fprintf (st, " sim> SET CPU IDLE{=VMS|ULTRIX|NETBSD|FREEBSD|32V|ELN|ALL}\n");
fprintf (st, " sim> SET CPU IDLE{=VMS|ULTRIX|NETBSD|FREEBSD|32V|ELN|ALL}{:n}\n");
fprintf (st, " enable idle detection\n");
fprintf (st, " sim> SET CPU NOIDLE disable idle detection\n\n");
fprintf (st, "Idle detection is disabled by default. Unless ALL is specified, idle\n");
fprintf (st, "detection is operating system specific. If idle detection is enabled with\n");
fprintf (st, "an incorrect operating system setting, simulator performance or correct\n");
fprintf (st, "functionality could be impacted. The default operating system setting is\n");
fprintf (st, "VMS.\n\n");
fprintf (st, "VMS. The value 'n', if present in the \"SET CPU IDLE={OS}:n\" command,\n");
fprintf (st, "indicated the number of seconds which the simulator must run before idling\n");
fprintf (st, "(and clock calibration) starts.\n\n");
fprintf (st, "The CPU can maintain a history of the most recently executed instructions.\n");
fprintf (st, "This is controlled by the SET CPU HISTORY and SHOW CPU HISTORY commands:\n\n");
fprintf (st, " sim> SET CPU HISTORY clear history buffer\n");