diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-x86/mtrr_64.h | |
parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/mtrr_64.h')
-rw-r--r-- | include/asm-x86/mtrr_64.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/include/asm-x86/mtrr_64.h b/include/asm-x86/mtrr_64.h new file mode 100644 index 000000000000..b557c486bef8 --- /dev/null +++ b/include/asm-x86/mtrr_64.h | |||
@@ -0,0 +1,152 @@ | |||
1 | /* Generic MTRR (Memory Type Range Register) ioctls. | ||
2 | |||
3 | Copyright (C) 1997-1999 Richard Gooch | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Library General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Library General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Library General Public | ||
16 | License along with this library; if not, write to the Free | ||
17 | Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
18 | |||
19 | Richard Gooch may be reached by email at rgooch@atnf.csiro.au | ||
20 | The postal address is: | ||
21 | Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia. | ||
22 | */ | ||
23 | #ifndef _LINUX_MTRR_H | ||
24 | #define _LINUX_MTRR_H | ||
25 | |||
26 | #include <linux/ioctl.h> | ||
27 | |||
28 | #define MTRR_IOCTL_BASE 'M' | ||
29 | |||
30 | struct mtrr_sentry | ||
31 | { | ||
32 | unsigned long base; /* Base address */ | ||
33 | unsigned int size; /* Size of region */ | ||
34 | unsigned int type; /* Type of region */ | ||
35 | }; | ||
36 | |||
37 | /* Warning: this structure has a different order from i386 | ||
38 | on x86-64. The 32bit emulation code takes care of that. | ||
39 | But you need to use this for 64bit, otherwise your X server | ||
40 | will break. */ | ||
41 | struct mtrr_gentry | ||
42 | { | ||
43 | unsigned long base; /* Base address */ | ||
44 | unsigned int size; /* Size of region */ | ||
45 | unsigned int regnum; /* Register number */ | ||
46 | unsigned int type; /* Type of region */ | ||
47 | }; | ||
48 | |||
49 | /* These are the various ioctls */ | ||
50 | #define MTRRIOC_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry) | ||
51 | #define MTRRIOC_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry) | ||
52 | #define MTRRIOC_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry) | ||
53 | #define MTRRIOC_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry) | ||
54 | #define MTRRIOC_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry) | ||
55 | #define MTRRIOC_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry) | ||
56 | #define MTRRIOC_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry) | ||
57 | #define MTRRIOC_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry) | ||
58 | #define MTRRIOC_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry) | ||
59 | #define MTRRIOC_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry) | ||
60 | |||
61 | /* These are the region types */ | ||
62 | #define MTRR_TYPE_UNCACHABLE 0 | ||
63 | #define MTRR_TYPE_WRCOMB 1 | ||
64 | /*#define MTRR_TYPE_ 2*/ | ||
65 | /*#define MTRR_TYPE_ 3*/ | ||
66 | #define MTRR_TYPE_WRTHROUGH 4 | ||
67 | #define MTRR_TYPE_WRPROT 5 | ||
68 | #define MTRR_TYPE_WRBACK 6 | ||
69 | #define MTRR_NUM_TYPES 7 | ||
70 | |||
71 | #ifdef __KERNEL__ | ||
72 | |||
73 | /* The following functions are for use by other drivers */ | ||
74 | # ifdef CONFIG_MTRR | ||
75 | extern int mtrr_add (unsigned long base, unsigned long size, | ||
76 | unsigned int type, char increment); | ||
77 | extern int mtrr_add_page (unsigned long base, unsigned long size, | ||
78 | unsigned int type, char increment); | ||
79 | extern int mtrr_del (int reg, unsigned long base, unsigned long size); | ||
80 | extern int mtrr_del_page (int reg, unsigned long base, unsigned long size); | ||
81 | # else | ||
82 | static __inline__ int mtrr_add (unsigned long base, unsigned long size, | ||
83 | unsigned int type, char increment) | ||
84 | { | ||
85 | return -ENODEV; | ||
86 | } | ||
87 | static __inline__ int mtrr_add_page (unsigned long base, unsigned long size, | ||
88 | unsigned int type, char increment) | ||
89 | { | ||
90 | return -ENODEV; | ||
91 | } | ||
92 | static __inline__ int mtrr_del (int reg, unsigned long base, | ||
93 | unsigned long size) | ||
94 | { | ||
95 | return -ENODEV; | ||
96 | } | ||
97 | static __inline__ int mtrr_del_page (int reg, unsigned long base, | ||
98 | unsigned long size) | ||
99 | { | ||
100 | return -ENODEV; | ||
101 | } | ||
102 | |||
103 | #endif /* CONFIG_MTRR */ | ||
104 | |||
105 | #ifdef CONFIG_COMPAT | ||
106 | #include <linux/compat.h> | ||
107 | |||
108 | struct mtrr_sentry32 | ||
109 | { | ||
110 | compat_ulong_t base; /* Base address */ | ||
111 | compat_uint_t size; /* Size of region */ | ||
112 | compat_uint_t type; /* Type of region */ | ||
113 | }; | ||
114 | |||
115 | struct mtrr_gentry32 | ||
116 | { | ||
117 | compat_ulong_t regnum; /* Register number */ | ||
118 | compat_uint_t base; /* Base address */ | ||
119 | compat_uint_t size; /* Size of region */ | ||
120 | compat_uint_t type; /* Type of region */ | ||
121 | }; | ||
122 | |||
123 | #define MTRR_IOCTL_BASE 'M' | ||
124 | |||
125 | #define MTRRIOC32_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry32) | ||
126 | #define MTRRIOC32_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry32) | ||
127 | #define MTRRIOC32_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry32) | ||
128 | #define MTRRIOC32_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry32) | ||
129 | #define MTRRIOC32_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry32) | ||
130 | #define MTRRIOC32_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry32) | ||
131 | #define MTRRIOC32_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry32) | ||
132 | #define MTRRIOC32_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry32) | ||
133 | #define MTRRIOC32_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry32) | ||
134 | #define MTRRIOC32_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry32) | ||
135 | |||
136 | #endif /* CONFIG_COMPAT */ | ||
137 | |||
138 | #ifdef CONFIG_MTRR | ||
139 | extern void mtrr_ap_init(void); | ||
140 | extern void mtrr_bp_init(void); | ||
141 | extern void mtrr_save_fixed_ranges(void *); | ||
142 | extern void mtrr_save_state(void); | ||
143 | #else | ||
144 | #define mtrr_ap_init() do {} while (0) | ||
145 | #define mtrr_bp_init() do {} while (0) | ||
146 | #define mtrr_save_fixed_ranges(arg) do {} while (0) | ||
147 | #define mtrr_save_state() do {} while (0) | ||
148 | #endif | ||
149 | |||
150 | #endif /* __KERNEL__ */ | ||
151 | |||
152 | #endif /* _LINUX_MTRR_H */ | ||