--- /dev/null
+<?xml version="1.0"?>
+<facility name="memory">
+ <description>The memory facility has memory management events.</description>
+
+ <event name="page_alloc">
+ <description>Page allocation</description>
+ <field name="order"> <description>Order of the page to allocate</description> <uint size="4"/> </field>
+ <field name="address"> <description>Assigned page address, or 0 if failed.</description> <pointer/> </field>
+ </event>
+
+ <event name="page_free">
+ <description>Page free</description>
+ <field name="order"> <description>Order of the page to free</description> <uint size="4"/> </field>
+ <field name="address"> <description>Address of the page to free.</description> <pointer/> </field>
+ </event>
+
+ <event name="swap_in">
+ <description>Page swapped into memory</description>
+ <field name="address"> <description>Address of the page to swap in.</description> <pointer/> </field>
+ </event>
+
+ <event name="swap_out">
+ <description>Page swapped to disk</description>
+ <field name="address"> <description>Address of the page to swap out.</description> <pointer/> </field>
+ </event>
+
+ <event name="page_wait_start">
+ <description>Staring to wait for a page</description>
+ <field name="address"> <description>Address of the page we wait for.</description> <pointer/> </field>
+ </event>
+
+ <event name="page_wait_end">
+ <description>Ending wait for a page</description>
+ <field name="address"> <description>Address of the page we wait for.</description> <pointer/> </field>
+ </event>
+
+</facility>