[alert_handler/doc] Amend countermeasures list
Signed-off-by: Michael Schaffner <msf@opentitan.org>
diff --git a/hw/ip_templates/alert_handler/data/alert_handler.hjson.tpl b/hw/ip_templates/alert_handler/data/alert_handler.hjson.tpl
index 7cb163f..f8ecf82 100644
--- a/hw/ip_templates/alert_handler/data/alert_handler.hjson.tpl
+++ b/hw/ip_templates/alert_handler/data/alert_handler.hjson.tpl
@@ -230,6 +230,21 @@
{ name: "CONFIG.SHADOW",
desc: "Important CSRs are shadowed."
}
+ { name: "PING_TIMER.CONFIG.REGWEN",
+ desc: "The ping timer configuration registers are REGWEN protected."
+ }
+ {
+ name: "ALERT.CONFIG.REGWEN",
+ desc: "The individual alert enables are REGWEN protected."
+ }
+ {
+ name: "ALERT_LOC.CONFIG.REGWEN",
+ desc: "The individual local alert enables are REGWEN protected."
+ }
+ {
+ name: "CLASS.CONFIG.REGWEN",
+ desc: "The class configuration registers are REGWEN protected."
+ }
{ name: "ALERT.INTERSIG.DIFF",
desc: "Differentially encoded alert channels."
}
@@ -260,6 +275,14 @@
{ name: "PING_TIMER.FSM.LOCAL_ESC",
desc: "Ping timer FSM moves into an invalid state upon local escalation."
}
+ { name: "ESC_TIMER.FSM.GLOBAL_ESC",
+ desc: '''
+ The escalation timer FSMs are the root of global escalation,
+ hence if any of them moves into an invalid state by virtue of
+ ESC_TIMER.FSM.LOCAL_ESC, this will trigger all escalation actions
+ and thereby global escalation as well.
+ '''
+ }
{ name: "ACCU.CTR.REDUN",
desc: "Accumulator counters are redundant."
}
diff --git a/hw/top_earlgrey/ip_autogen/alert_handler/data/alert_handler.hjson b/hw/top_earlgrey/ip_autogen/alert_handler/data/alert_handler.hjson
index f02f31e..720d79f 100644
--- a/hw/top_earlgrey/ip_autogen/alert_handler/data/alert_handler.hjson
+++ b/hw/top_earlgrey/ip_autogen/alert_handler/data/alert_handler.hjson
@@ -330,6 +330,21 @@
{ name: "CONFIG.SHADOW",
desc: "Important CSRs are shadowed."
}
+ { name: "PING_TIMER.CONFIG.REGWEN",
+ desc: "The ping timer configuration registers are REGWEN protected."
+ }
+ {
+ name: "ALERT.CONFIG.REGWEN",
+ desc: "The individual alert enables are REGWEN protected."
+ }
+ {
+ name: "ALERT_LOC.CONFIG.REGWEN",
+ desc: "The individual local alert enables are REGWEN protected."
+ }
+ {
+ name: "CLASS.CONFIG.REGWEN",
+ desc: "The class configuration registers are REGWEN protected."
+ }
{ name: "ALERT.INTERSIG.DIFF",
desc: "Differentially encoded alert channels."
}
@@ -360,6 +375,14 @@
{ name: "PING_TIMER.FSM.LOCAL_ESC",
desc: "Ping timer FSM moves into an invalid state upon local escalation."
}
+ { name: "ESC_TIMER.FSM.GLOBAL_ESC",
+ desc: '''
+ The escalation timer FSMs are the root of global escalation,
+ hence if any of them moves into an invalid state by virtue of
+ ESC_TIMER.FSM.LOCAL_ESC, this will trigger all escalation actions
+ and thereby global escalation as well.
+ '''
+ }
{ name: "ACCU.CTR.REDUN",
desc: "Accumulator counters are redundant."
}
