1 files changed, 34 insertions, 0 deletions
diff --git a/i386/pc/gdt_sels.h b/i386/pc/gdt_sels.h
new file mode 100644
index 0000000..18e0907
--- /dev/null
+++ b/i386/pc/gdt_sels.h
@@ -0,0 +1,34 @@
+/* 
+ * Copyright (c) 1995-1994 The University of Utah and
+ * the Computer Systems Laboratory at the University of Utah (CSL).
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify and distribute this software is hereby
+ * granted provided that (1) source code retains these copyright, permission,
+ * and disclaimer notices, and (2) redistributions including binaries
+ * reproduce the notices in supporting documentation, and (3) all advertising
+ * materials mentioning features or use of this software display the following
+ * acknowledgement: ``This product includes software developed by the
+ * Computer Systems Laboratory at the University of Utah.''
+ *
+ * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
+ * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
+ * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * CSL requests users of this software to return to csl-dist@cs.utah.edu any
+ * improvements that they make and grant CSL redistribution rights.
+ *
+ *      Author: Bryan Ford, University of Utah CSL
+ */
+
+#include_next "gdt_sels.h"
+
+#ifdef ENABLE_REAL_TSS
+
+/* This is a special TSS with a full IO bitmap
+   that allows access to all I/O ports in v86 mode.
+   It's used for making calls to the real-mode BIOS (or DOS).  */
+gdt_sel(REAL_TSS)
+
+#endif
+