Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/include/asm-arm/proc-fns.h | |
3 | * | |
4 | * Copyright (C) 1997-1999 Russell King | |
5 | * Copyright (C) 2000 Deep Blue Solutions Ltd | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | #ifndef __ASM_PROCFNS_H | |
12 | #define __ASM_PROCFNS_H | |
13 | ||
14 | #ifdef __KERNEL__ | |
15 | ||
16 | #include <linux/config.h> | |
17 | ||
18 | /* | |
19 | * Work out if we need multiple CPU support | |
20 | */ | |
21 | #undef MULTI_CPU | |
22 | #undef CPU_NAME | |
23 | ||
24 | /* | |
25 | * CPU_NAME - the prefix for CPU related functions | |
26 | */ | |
27 | ||
28 | #ifdef CONFIG_CPU_32 | |
29 | # ifdef CONFIG_CPU_ARM610 | |
30 | # ifdef CPU_NAME | |
31 | # undef MULTI_CPU | |
32 | # define MULTI_CPU | |
33 | # else | |
34 | # define CPU_NAME cpu_arm6 | |
35 | # endif | |
36 | # endif | |
37 | # ifdef CONFIG_CPU_ARM710 | |
38 | # ifdef CPU_NAME | |
39 | # undef MULTI_CPU | |
40 | # define MULTI_CPU | |
41 | # else | |
42 | # define CPU_NAME cpu_arm7 | |
43 | # endif | |
44 | # endif | |
45 | # ifdef CONFIG_CPU_ARM720T | |
46 | # ifdef CPU_NAME | |
47 | # undef MULTI_CPU | |
48 | # define MULTI_CPU | |
49 | # else | |
50 | # define CPU_NAME cpu_arm720 | |
51 | # endif | |
52 | # endif | |
53 | # ifdef CONFIG_CPU_ARM920T | |
54 | # ifdef CPU_NAME | |
55 | # undef MULTI_CPU | |
56 | # define MULTI_CPU | |
57 | # else | |
58 | # define CPU_NAME cpu_arm920 | |
59 | # endif | |
60 | # endif | |
61 | # ifdef CONFIG_CPU_ARM922T | |
62 | # ifdef CPU_NAME | |
63 | # undef MULTI_CPU | |
64 | # define MULTI_CPU | |
65 | # else | |
66 | # define CPU_NAME cpu_arm922 | |
67 | # endif | |
68 | # endif | |
69 | # ifdef CONFIG_CPU_ARM925T | |
70 | # ifdef CPU_NAME | |
71 | # undef MULTI_CPU | |
72 | # define MULTI_CPU | |
73 | # else | |
74 | # define CPU_NAME cpu_arm925 | |
75 | # endif | |
76 | # endif | |
77 | # ifdef CONFIG_CPU_ARM926T | |
78 | # ifdef CPU_NAME | |
79 | # undef MULTI_CPU | |
80 | # define MULTI_CPU | |
81 | # else | |
82 | # define CPU_NAME cpu_arm926 | |
83 | # endif | |
84 | # endif | |
85 | # ifdef CONFIG_CPU_SA110 | |
86 | # ifdef CPU_NAME | |
87 | # undef MULTI_CPU | |
88 | # define MULTI_CPU | |
89 | # else | |
90 | # define CPU_NAME cpu_sa110 | |
91 | # endif | |
92 | # endif | |
93 | # ifdef CONFIG_CPU_SA1100 | |
94 | # ifdef CPU_NAME | |
95 | # undef MULTI_CPU | |
96 | # define MULTI_CPU | |
97 | # else | |
98 | # define CPU_NAME cpu_sa1100 | |
99 | # endif | |
100 | # endif | |
101 | # ifdef CONFIG_CPU_ARM1020 | |
102 | # ifdef CPU_NAME | |
103 | # undef MULTI_CPU | |
104 | # define MULTI_CPU | |
105 | # else | |
106 | # define CPU_NAME cpu_arm1020 | |
107 | # endif | |
108 | # endif | |
109 | # ifdef CONFIG_CPU_ARM1020E | |
110 | # ifdef CPU_NAME | |
111 | # undef MULTI_CPU | |
112 | # define MULTI_CPU | |
113 | # else | |
114 | # define CPU_NAME cpu_arm1020e | |
115 | # endif | |
116 | # endif | |
117 | # ifdef CONFIG_CPU_ARM1022 | |
118 | # ifdef CPU_NAME | |
119 | # undef MULTI_CPU | |
120 | # define MULTI_CPU | |
121 | # else | |
122 | # define CPU_NAME cpu_arm1022 | |
123 | # endif | |
124 | # endif | |
125 | # ifdef CONFIG_CPU_ARM1026 | |
126 | # ifdef CPU_NAME | |
127 | # undef MULTI_CPU | |
128 | # define MULTI_CPU | |
129 | # else | |
130 | # define CPU_NAME cpu_arm1026 | |
131 | # endif | |
132 | # endif | |
133 | # ifdef CONFIG_CPU_XSCALE | |
134 | # ifdef CPU_NAME | |
135 | # undef MULTI_CPU | |
136 | # define MULTI_CPU | |
137 | # else | |
138 | # define CPU_NAME cpu_xscale | |
139 | # endif | |
140 | # endif | |
141 | # ifdef CONFIG_CPU_V6 | |
142 | # ifdef CPU_NAME | |
143 | # undef MULTI_CPU | |
144 | # define MULTI_CPU | |
145 | # else | |
146 | # define CPU_NAME cpu_v6 | |
147 | # endif | |
148 | # endif | |
149 | #endif | |
150 | ||
151 | #ifndef __ASSEMBLY__ | |
152 | ||
153 | #ifndef MULTI_CPU | |
154 | #include "asm/cpu-single.h" | |
155 | #else | |
156 | #include "asm/cpu-multi32.h" | |
157 | #endif | |
158 | ||
159 | #include <asm/memory.h> | |
160 | ||
161 | #define cpu_switch_mm(pgd,mm) cpu_do_switch_mm(virt_to_phys(pgd),mm) | |
162 | ||
163 | #define cpu_get_pgd() \ | |
164 | ({ \ | |
165 | unsigned long pg; \ | |
166 | __asm__("mrc p15, 0, %0, c2, c0, 0" \ | |
167 | : "=r" (pg) : : "cc"); \ | |
168 | pg &= ~0x3fff; \ | |
169 | (pgd_t *)phys_to_virt(pg); \ | |
170 | }) | |
171 | ||
172 | #endif /* __ASSEMBLY__ */ | |
173 | #endif /* __KERNEL__ */ | |
174 | #endif /* __ASM_PROCFNS_H */ |