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  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright (c) 1992 NeXT Computer, Inc.
  24  *
  25  * Intel386 Family:     Selector based access to descriptor tables.
  26  *
  27  * HISTORY
  28  *
  29  * 2 April 1992 ? at NeXT
  30  *      Created.
  31  */
  32
  33 #include <architecture/i386/table.h>
  34
  35 #include <machdep/i386/gdt.h>
  36 #include <machdep/i386/idt.h>
  37
  38 static inline
  39 gdt_entry_t *
  40 sel_to_gdt_entry(sel)
  41 sel_t           sel;
  42 {
  43     return (&gdt[sel.index]);
  44 }
  45
  46 static inline
  47 idt_entry_t *
  48 sel_to_idt_entry(sel)
  49 sel_t           sel;
  50 {
  51     return (&idt[sel.index]);
  52 }
  53
  54 static inline
  55 ldt_entry_t *
  56 sel_to_ldt_entry(tbl, sel)
  57 ldt_t *         tbl;
  58 sel_t           sel;
  59 {
  60     return (&tbl[sel.index]);
  61 }