Index: kernel/arch/sparc64/include/drivers/sgcn.h
===================================================================
--- kernel/arch/sparc64/include/drivers/sgcn.h	(revision d46f5ccb5e7f5cf5f616f3440bf69f066285e4c6)
+++ kernel/arch/sparc64/include/drivers/sgcn.h	(revision 54a7a20fb2c85e3874490c693ec3062e4e2daed1)
@@ -27,5 +27,5 @@
  */
 
-/** @addtogroup sparc64	
+/** @addtogroup sparc64
  * @{
  */
@@ -40,4 +40,5 @@
 #include <proc/thread.h>
 #include <synch/spinlock.h>
+#include <ddi/ddi.h>
 
 /* number of bytes in the TOC magic, including the NULL-terminator */
@@ -126,4 +127,7 @@
 	uintptr_t buffer_begin;
 	
+	/** Physical memory area */
+	parea_t parea;
+	
 	/**
 	 * Ensure that writing to the buffer and consequent