From b8629a1142dbb72096898f79e6f3445f9f4e6000 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Sat, 28 Feb 2015 11:20:59 -0800
Subject: [PATCH] FRONTPANEL: Restrict HALT, BOOT, CONT, STEP activities from
 executing in device frontpanels.

---
 sim_frontpanel.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/sim_frontpanel.c b/sim_frontpanel.c
index b68f3e47..6c4086fe 100644
--- a/sim_frontpanel.c
+++ b/sim_frontpanel.c
@@ -992,6 +992,10 @@ if (!panel || (panel->State == Error)) {
     sim_panel_set_error ("Invalid Panel");
     return -1;
     }
+if (panel->parent) {
+    sim_panel_set_error ("Can't HALT simulator from device front panel");
+    return -1;
+    }
 if (panel->State == Run) {
     if (1 != _panel_send (panel, "\005", 1))
         return -1;
@@ -1006,6 +1010,10 @@ if (!panel || (panel->State == Error)) {
     sim_panel_set_error ("Invalid Panel");
     return -1;
     }
+if (panel->parent) {
+    sim_panel_set_error ("Can't BOOT simulator from device front panel");
+    return -1;
+    }
 if (panel->State == Run) {
     sim_panel_set_error ("Not Halted");
     return -1;
@@ -1023,6 +1031,10 @@ if (!panel || (panel->State == Error)) {
     sim_panel_set_error ("Invalid Panel");
     return -1;
     }
+if (panel->parent) {
+    sim_panel_set_error ("Can't CONT simulator from device front panel");
+    return -1;
+    }
 if (panel->State == Run) {
     sim_panel_set_error ("Not Halted");
     return -1;
@@ -1040,6 +1052,10 @@ if (!panel || (panel->State == Error)) {
     sim_panel_set_error ("Invalid Panel");
     return -1;
     }
+if (panel->parent) {
+    sim_panel_set_error ("Can't STEP simulator from device front panel");
+    return -1;
+    }
 if (panel->State == Run) {
     sim_panel_set_error ("Not Halted");
     return -1;