[dv, alert_handler] Disable some constraints for escalate sequences

Without disabling these constraints the escalate sequences rarely
trigger an escalation.

Signed-off-by: Greg Chadwick <gac@lowrisc.org>
diff --git a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
index 12a61f7..690ae56 100644
--- a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
+++ b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
@@ -26,4 +26,9 @@
     foreach (accum_thresh[i]) {accum_thresh[i] inside {[0:100]};}
   }
 
+  function void pre_randomize();
+    this.enable_one_alert_c.constraint_mode(0);
+    this.enable_classa_only_c.constraint_mode(0);
+  endfunction
+
 endclass : alert_handler_esc_alert_accum_vseq
diff --git a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
index 555340d..3e054ec 100644
--- a/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
+++ b/hw/ip_templates/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
@@ -14,4 +14,9 @@
     do_esc_intr_timeout == 1;
   }
 
+  function void pre_randomize();
+    this.enable_one_alert_c.constraint_mode(0);
+    this.enable_classa_only_c.constraint_mode(0);
+  endfunction
+
 endclass : alert_handler_esc_intr_timeout_vseq
diff --git a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
index 12a61f7..690ae56 100644
--- a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
+++ b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_alert_accum_vseq.sv
@@ -26,4 +26,9 @@
     foreach (accum_thresh[i]) {accum_thresh[i] inside {[0:100]};}
   }
 
+  function void pre_randomize();
+    this.enable_one_alert_c.constraint_mode(0);
+    this.enable_classa_only_c.constraint_mode(0);
+  endfunction
+
 endclass : alert_handler_esc_alert_accum_vseq
diff --git a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
index 555340d..3e054ec 100644
--- a/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
+++ b/hw/top_earlgrey/ip_autogen/alert_handler/dv/env/seq_lib/alert_handler_esc_intr_timeout_vseq.sv
@@ -14,4 +14,9 @@
     do_esc_intr_timeout == 1;
   }
 
+  function void pre_randomize();
+    this.enable_one_alert_c.constraint_mode(0);
+    this.enable_classa_only_c.constraint_mode(0);
+  endfunction
+
 endclass : alert_handler_esc_intr_timeout_vseq