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1.1 ! root 1: /* ! 2: * Copyright (c) 1995-1994 The University of Utah and ! 3: * the Computer Systems Laboratory at the University of Utah (CSL). ! 4: * All rights reserved. ! 5: * ! 6: * Permission to use, copy, modify and distribute this software is hereby ! 7: * granted provided that (1) source code retains these copyright, permission, ! 8: * and disclaimer notices, and (2) redistributions including binaries ! 9: * reproduce the notices in supporting documentation, and (3) all advertising ! 10: * materials mentioning features or use of this software display the following ! 11: * acknowledgement: ``This product includes software developed by the ! 12: * Computer Systems Laboratory at the University of Utah.'' ! 13: * ! 14: * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS ! 15: * IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF ! 16: * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. ! 17: * ! 18: * CSL requests users of this software to return to [email protected] any ! 19: * improvements that they make and grant CSL redistribution rights. ! 20: * ! 21: * Author: Bryan Ford, University of Utah CSL ! 22: */ ! 23: ! 24: #include "config.h" ! 25: ! 26: /* Kernel segment descriptors (32-bit flat address space). */ ! 27: gdt_sel(KERNEL_CS) ! 28: gdt_sel(KERNEL_DS) ! 29: ! 30: /* Corresponding 16-bit descriptors for protected-mode entry and exit. */ ! 31: gdt_sel(KERNEL_16_CS) ! 32: gdt_sel(KERNEL_16_DS) ! 33: ! 34: /* Code and data segments that always maps directly to flat, linear memory. */ ! 35: gdt_sel(LINEAR_CS) ! 36: gdt_sel(LINEAR_DS) ! 37: ! 38: /* Standard LDT and TSS descriptors. */ ! 39: #ifdef ENABLE_KERNEL_LDT ! 40: gdt_sel(KERNEL_LDT) ! 41: #endif ! 42: #ifdef ENABLE_KERNEL_TSS ! 43: gdt_sel(KERNEL_TSS) ! 44: #endif ! 45:
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