bsd/dev/i386/table_inline.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * Copyright (c) 1992 NeXT Computer, Inc.
  25  *
  26  * Intel386 Family:     Selector based access to descriptor tables.
  27  *
  28  * HISTORY
  29  *
  30  * 2 April 1992 ? at NeXT
  31  *      Created.
  32  */
  33
  34 #include <architecture/i386/table.h>
  35
  36 #include <machdep/i386/gdt.h>
  37 #include <machdep/i386/idt.h>
  38
  39 static inline
  40 gdt_entry_t *
  41 sel_to_gdt_entry(sel)
  42 sel_t           sel;
  43 {
  44     return (&gdt[sel.index]);
  45 }
  46
  47 static inline
  48 idt_entry_t *
  49 sel_to_idt_entry(sel)
  50 sel_t           sel;
  51 {
  52     return (&idt[sel.index]);
  53 }
  54
  55 static inline
  56 ldt_entry_t *
  57 sel_to_ldt_entry(tbl, sel)
  58 ldt_t *         tbl;
  59 sel_t           sel;
  60 {
  61     return (&tbl[sel.index]);
  62 }