File:  [GnuMach] / Gnu-Mach / i386 / util / gdt_sels.h
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs
Wed Sep 2 04:36:59 2020 UTC (5 years, 10 months ago) by root
Branches: MAIN, GNU
CVS tags: HEAD, GNUMach130, GNUMach120, GNUMach113, GNUMach112, GNUMach100
GNU Mach 1.0

/* 
 * 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 [email protected] any
 * improvements that they make and grant CSL redistribution rights.
 *
 *      Author: Bryan Ford, University of Utah CSL
 */

#include "config.h"

/* Kernel segment descriptors (32-bit flat address space).  */
gdt_sel(KERNEL_CS)
gdt_sel(KERNEL_DS)

/* Corresponding 16-bit descriptors for protected-mode entry and exit.  */
gdt_sel(KERNEL_16_CS)
gdt_sel(KERNEL_16_DS)

/* Code and data segments that always maps directly to flat, linear memory.  */
gdt_sel(LINEAR_CS)
gdt_sel(LINEAR_DS)

/* Standard LDT and TSS descriptors.  */
#ifdef ENABLE_KERNEL_LDT
gdt_sel(KERNEL_LDT)
#endif
#ifdef ENABLE_KERNEL_TSS
gdt_sel(KERNEL_TSS)
#endif


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