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The LXR Cross Referencer for SOS

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Differences between /hwcore/gdt.h (Article 6.5) and /hwcore/gdt.h (Article 6)


001 /* Copyright (C) 2004  David Decotigny            001 /* Copyright (C) 2004  David Decotigny
                                                   >> 002    Copyright (C) 1999  Free Software Foundation, Inc.
002                                                   003 
003    This program is free software; you can redi    004    This program is free software; you can redistribute it and/or
004    modify it under the terms of the GNU Genera    005    modify it under the terms of the GNU General Public License
005    as published by the Free Software Foundatio    006    as published by the Free Software Foundation; either version 2
006    of the License, or (at your option) any lat    007    of the License, or (at your option) any later version.
007                                                   008    
008    This program is distributed in the hope tha    009    This program is distributed in the hope that it will be useful,
009    but WITHOUT ANY WARRANTY; without even the     010    but WITHOUT ANY WARRANTY; without even the implied warranty of
010    MERCHANTABILITY or FITNESS FOR A PARTICULAR    011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
011    GNU General Public License for more details    012    GNU General Public License for more details.
012                                                   013    
013    You should have received a copy of the GNU     014    You should have received a copy of the GNU General Public License
014    along with this program; if not, write to t    015    along with this program; if not, write to the Free Software
015    Foundation, Inc., 59 Temple Place - Suite 3    016    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
016    USA.                                           017    USA. 
017 */                                                018 */
018 #ifndef _SOS_GDT_H_                               019 #ifndef _SOS_GDT_H_
019 #define _SOS_GDT_H_                               020 #define _SOS_GDT_H_
020                                                   021 
021 /**                                               022 /**
022  * @file gdt.h                                    023  * @file gdt.h
023  *                                                024  *
024  * The routines that manage the GDT, the table    025  * The routines that manage the GDT, the table that maps the virtual
025  * addresses (data/instructions, segment-relat    026  * addresses (data/instructions, segment-relative), to "linear"
026  * addresses (ie paged-memory). In SOS/x86, we    027  * addresses (ie paged-memory). In SOS/x86, we use a "flat" virtual
027  * space, ie the virtual and linear spaces are    028  * space, ie the virtual and linear spaces are equivalent.
028  *                                                029  *
029  * @see Intel x86 doc vol 3, chapter 3            030  * @see Intel x86 doc vol 3, chapter 3
030  */                                               031  */
031                                                   032 
032 #include <sos/types.h>                         << 
033 #include <sos/errno.h>                            033 #include <sos/errno.h>
034                                                   034 
035 /**                                               035 /**
036  * Configure the virtual space as a direct map    036  * Configure the virtual space as a direct mapping to the linear
037  * address space (ie "flat" virtual space).       037  * address space (ie "flat" virtual space).
038  */                                               038  */
039 sos_ret_t sos_gdt_subsystem_setup(void);          039 sos_ret_t sos_gdt_subsystem_setup(void);
040                                                   040 
041                                                   041 
042 #endif /* _SOS_GDT_H_ */                          042 #endif /* _SOS_GDT_H_ */
                                                      

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