Subversion Repositories HelenOS-historic

Rev

Rev 1256 | Rev 1731 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
164 palkovsky 1
/*
2
 * Copyright (C) 2001-2004 Jakub Jermar
3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1702 cejka 29
 /** @addtogroup amd64cpu
30
 * @{
31
 */
32
/** @file
33
 */
34
 
164 palkovsky 35
#ifndef __amd64_CPU_H__
36
#define __amd64_CPU_H__
37
 
1212 palkovsky 38
#define RFLAGS_IF       (1 << 9)
1072 palkovsky 39
#define RFLAGS_RF       (1 << 16)
251 palkovsky 40
 
41
#define EFER_MSR_NUM    0xc0000080
42
#define AMD_SCE_FLAG    0
43
#define AMD_LME_FLAG    8
44
#define AMD_LMA_FLAG    10
45
#define AMD_FFXSR_FLAG  14
46
#define AMD_NXE_FLAG    11
47
 
803 palkovsky 48
/* MSR registers */
49
#define AMD_MSR_STAR    0xc0000081
50
#define AMD_MSR_LSTAR   0xc0000082
51
#define AMD_MSR_SFMASK  0xc0000084
1112 palkovsky 52
#define AMD_MSR_FS      0xc0000100
806 palkovsky 53
#define AMD_MSR_GS      0xc0000101
803 palkovsky 54
 
251 palkovsky 55
#ifndef __ASM__
56
 
164 palkovsky 57
#include <typedefs.h>
58
#include <arch/pm.h>
59
 
60
struct cpu_arch {
61
    int vendor;
62
    int family;
63
    int model;
64
    int stepping;
65
    struct tss *tss;
1256 jermar 66
 
67
    count_t iomapver_copy;  /** Copy of TASK's I/O Permission bitmap generation count. */
164 palkovsky 68
};
69
 
799 palkovsky 70
struct star_msr {
71
 
72
};
164 palkovsky 73
 
799 palkovsky 74
struct lstar_msr {
75
 
76
};
77
 
251 palkovsky 78
extern void set_efer_flag(int flag);
79
extern __u64 read_efer_flag(void);
282 palkovsky 80
void cpu_setup_fpu(void);
164 palkovsky 81
 
251 palkovsky 82
#endif /* __ASM__ */
83
 
164 palkovsky 84
#endif
1702 cejka 85
 
86
 /** @}
87
 */
88