From a59407a215d6112c2e20b1a746b33742209e5f87 Mon Sep 17 00:00:00 2001
From: Julian Blake Kongslie
Date: Sun, 16 Oct 2022 16:24:49 -0700
Subject: Support for log-based event model

---
 io/event.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 io/event.h

(limited to 'io/event.h')

diff --git a/io/event.h b/io/event.h
new file mode 100644
index 0000000..02f3fab
--- /dev/null
+++ b/io/event.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#include <map>
+
+#include "isa/isa.h"
+
+struct event {
+    ctlreg reg;
+    unsigned int mask;
+    unsigned int value;
+    event(ctlreg reg, unsigned int value, unsigned int mask=~0)
+        : reg(reg)
+        , mask(mask)
+        , value(value)
+    { }
+};
+
+typedef std::multimap<std::uint64_t, event> event_log;
-- 
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