xref: /openbmc/u-boot/arch/x86/include/asm/processor.h (revision 3f82d89d)
1 /*
2  * (C) Copyright 2002
3  * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #ifndef __ASM_PROCESSOR_H_
25 #define __ASM_PROCESSOR_H_ 1
26 
27 #define X86_GDT_ENTRY_SIZE	8
28 
29 #ifndef __ASSEMBLY__
30 
31 enum {
32 	X86_GDT_ENTRY_NULL = 0,
33 	X86_GDT_ENTRY_UNUSED,
34 	X86_GDT_ENTRY_32BIT_CS,
35 	X86_GDT_ENTRY_32BIT_DS,
36 	X86_GDT_ENTRY_32BIT_FS,
37 	X86_GDT_ENTRY_16BIT_CS,
38 	X86_GDT_ENTRY_16BIT_DS,
39 	X86_GDT_NUM_ENTRIES
40 };
41 #else
42 /* NOTE: If the above enum is modified, this define must be checked */
43 #define X86_GDT_ENTRY_32BIT_DS	3
44 #endif
45 
46 #define X86_GDT_SIZE		(X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE)
47 
48 #endif
49