Add support for the power button SMI.

[netwatch.git] / include / smi.h

diff --git a/include/smi.h b/include/smi.h
index c669fc243d15f217f73ab4264f97c48cf3abff0c..5cc7a44da85163ad659b62d296ccf88908e9ae88 100644 (file)
--- a/include/smi.h
+++ b/include/smi.h
@@ -1,3 +1,13 @@
+/* smi.h
+ * Prototypes for generic SMI handling routines
+ * NetWatch system management mode administration console
+ *
+ * Copyright (c) 2008 Jacob Potter and Joshua Wise.  All rights reserved.
+ * This program is free software; you can redistribute and/or modify it under
+ * the terms found in the file LICENSE in the root of this source tree.
+ *
+ */
+
 #ifndef SMI_H
 #define SMI_H
 
@@ -7,4 +17,22 @@ extern void smi_enable();
 extern void smi_poll();
 extern unsigned long smi_status();     /* Architecturally defined; for debugging only. */
 
+typedef enum {
+       SMI_EVENT_FAST_TIMER = 0,
+       SMI_EVENT_DEVTRAP_KBC,
+       SMI_EVENT_GBL_RLS,
+       SMI_EVENT_PWRBTN,
+       SMI_EVENT_MAX
+} smi_event_t;
+
+
+typedef void (*smi_handler_t)(smi_event_t);
+
+#define SMI_HANDLER_NONE       ((smi_handler_t)0)
+#define SMI_HANDLER_IGNORE     ((smi_handler_t)-1)
+
+extern int smi_register_handler(smi_event_t ev, smi_handler_t hnd);
+extern int smi_enable_event(smi_event_t ev);
+extern int smi_disable_event(smi_event_t ev);
+
 #endif