blob: 1bde92cdaebd01739c3db199a438f47a7ffd0493 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070016
17/*
18 * Work out if we need multiple CPU support
19 */
20#undef MULTI_CPU
21#undef CPU_NAME
22
23/*
24 * CPU_NAME - the prefix for CPU related functions
25 */
26
27#ifdef CONFIG_CPU_32
28# ifdef CONFIG_CPU_ARM610
29# ifdef CPU_NAME
30# undef MULTI_CPU
31# define MULTI_CPU
32# else
33# define CPU_NAME cpu_arm6
34# endif
35# endif
36# ifdef CONFIG_CPU_ARM710
37# ifdef CPU_NAME
38# undef MULTI_CPU
39# define MULTI_CPU
40# else
41# define CPU_NAME cpu_arm7
42# endif
43# endif
44# ifdef CONFIG_CPU_ARM720T
45# ifdef CPU_NAME
46# undef MULTI_CPU
47# define MULTI_CPU
48# else
49# define CPU_NAME cpu_arm720
50# endif
51# endif
52# ifdef CONFIG_CPU_ARM920T
53# ifdef CPU_NAME
54# undef MULTI_CPU
55# define MULTI_CPU
56# else
57# define CPU_NAME cpu_arm920
58# endif
59# endif
60# ifdef CONFIG_CPU_ARM922T
61# ifdef CPU_NAME
62# undef MULTI_CPU
63# define MULTI_CPU
64# else
65# define CPU_NAME cpu_arm922
66# endif
67# endif
68# ifdef CONFIG_CPU_ARM925T
69# ifdef CPU_NAME
70# undef MULTI_CPU
71# define MULTI_CPU
72# else
73# define CPU_NAME cpu_arm925
74# endif
75# endif
76# ifdef CONFIG_CPU_ARM926T
77# ifdef CPU_NAME
78# undef MULTI_CPU
79# define MULTI_CPU
80# else
81# define CPU_NAME cpu_arm926
82# endif
83# endif
84# ifdef CONFIG_CPU_SA110
85# ifdef CPU_NAME
86# undef MULTI_CPU
87# define MULTI_CPU
88# else
89# define CPU_NAME cpu_sa110
90# endif
91# endif
92# ifdef CONFIG_CPU_SA1100
93# ifdef CPU_NAME
94# undef MULTI_CPU
95# define MULTI_CPU
96# else
97# define CPU_NAME cpu_sa1100
98# endif
99# endif
100# ifdef CONFIG_CPU_ARM1020
101# ifdef CPU_NAME
102# undef MULTI_CPU
103# define MULTI_CPU
104# else
105# define CPU_NAME cpu_arm1020
106# endif
107# endif
108# ifdef CONFIG_CPU_ARM1020E
109# ifdef CPU_NAME
110# undef MULTI_CPU
111# define MULTI_CPU
112# else
113# define CPU_NAME cpu_arm1020e
114# endif
115# endif
116# ifdef CONFIG_CPU_ARM1022
117# ifdef CPU_NAME
118# undef MULTI_CPU
119# define MULTI_CPU
120# else
121# define CPU_NAME cpu_arm1022
122# endif
123# endif
124# ifdef CONFIG_CPU_ARM1026
125# ifdef CPU_NAME
126# undef MULTI_CPU
127# define MULTI_CPU
128# else
129# define CPU_NAME cpu_arm1026
130# endif
131# endif
132# ifdef CONFIG_CPU_XSCALE
133# ifdef CPU_NAME
134# undef MULTI_CPU
135# define MULTI_CPU
136# else
137# define CPU_NAME cpu_xscale
138# endif
139# endif
Lennert Buytenhek23bdf862006-03-28 21:00:40 +0100140# ifdef CONFIG_CPU_XSC3
141# ifdef CPU_NAME
142# undef MULTI_CPU
143# define MULTI_CPU
144# else
145# define CPU_NAME cpu_xsc3
146# endif
147# endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148# ifdef CONFIG_CPU_V6
149# ifdef CPU_NAME
150# undef MULTI_CPU
151# define MULTI_CPU
152# else
153# define CPU_NAME cpu_v6
154# endif
155# endif
156#endif
157
158#ifndef __ASSEMBLY__
159
160#ifndef MULTI_CPU
161#include "asm/cpu-single.h"
162#else
163#include "asm/cpu-multi32.h"
164#endif
165
166#include <asm/memory.h>
167
Russell King002547b2006-06-20 20:46:52 +0100168#ifdef CONFIG_MMU
169
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170#define cpu_switch_mm(pgd,mm) cpu_do_switch_mm(virt_to_phys(pgd),mm)
171
172#define cpu_get_pgd() \
173 ({ \
174 unsigned long pg; \
175 __asm__("mrc p15, 0, %0, c2, c0, 0" \
176 : "=r" (pg) : : "cc"); \
177 pg &= ~0x3fff; \
178 (pgd_t *)phys_to_virt(pg); \
179 })
180
Russell King002547b2006-06-20 20:46:52 +0100181#endif
182
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183#endif /* __ASSEMBLY__ */
184#endif /* __KERNEL__ */
185#endif /* __ASM_PROCFNS_H */