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Diffstat (limited to 'i386/pc/gdt_sels.h')
-rw-r--r-- | i386/pc/gdt_sels.h | 34 |
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 + |