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Linux kernel mirror (for testing)
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linux
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
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_ARM7TDMI
37# ifdef CPU_NAME
38# undef MULTI_CPU
39# define MULTI_CPU
40# else
41# define CPU_NAME cpu_arm7tdmi
42# endif
43# endif
44# ifdef CONFIG_CPU_ARM710
45# ifdef CPU_NAME
46# undef MULTI_CPU
47# define MULTI_CPU
48# else
49# define CPU_NAME cpu_arm7
50# endif
51# endif
52# ifdef CONFIG_CPU_ARM720T
53# ifdef CPU_NAME
54# undef MULTI_CPU
55# define MULTI_CPU
56# else
57# define CPU_NAME cpu_arm720
58# endif
59# endif
60# ifdef CONFIG_CPU_ARM740T
61# ifdef CPU_NAME
62# undef MULTI_CPU
63# define MULTI_CPU
64# else
65# define CPU_NAME cpu_arm740
66# endif
67# endif
68# ifdef CONFIG_CPU_ARM9TDMI
69# ifdef CPU_NAME
70# undef MULTI_CPU
71# define MULTI_CPU
72# else
73# define CPU_NAME cpu_arm9tdmi
74# endif
75# endif
76# ifdef CONFIG_CPU_ARM920T
77# ifdef CPU_NAME
78# undef MULTI_CPU
79# define MULTI_CPU
80# else
81# define CPU_NAME cpu_arm920
82# endif
83# endif
84# ifdef CONFIG_CPU_ARM922T
85# ifdef CPU_NAME
86# undef MULTI_CPU
87# define MULTI_CPU
88# else
89# define CPU_NAME cpu_arm922
90# endif
91# endif
92# ifdef CONFIG_CPU_ARM925T
93# ifdef CPU_NAME
94# undef MULTI_CPU
95# define MULTI_CPU
96# else
97# define CPU_NAME cpu_arm925
98# endif
99# endif
100# ifdef CONFIG_CPU_ARM926T
101# ifdef CPU_NAME
102# undef MULTI_CPU
103# define MULTI_CPU
104# else
105# define CPU_NAME cpu_arm926
106# endif
107# endif
108# ifdef CONFIG_CPU_ARM940T
109# ifdef CPU_NAME
110# undef MULTI_CPU
111# define MULTI_CPU
112# else
113# define CPU_NAME cpu_arm940
114# endif
115# endif
116# ifdef CONFIG_CPU_ARM946E
117# ifdef CPU_NAME
118# undef MULTI_CPU
119# define MULTI_CPU
120# else
121# define CPU_NAME cpu_arm946
122# endif
123# endif
124# ifdef CONFIG_CPU_SA110
125# ifdef CPU_NAME
126# undef MULTI_CPU
127# define MULTI_CPU
128# else
129# define CPU_NAME cpu_sa110
130# endif
131# endif
132# ifdef CONFIG_CPU_SA1100
133# ifdef CPU_NAME
134# undef MULTI_CPU
135# define MULTI_CPU
136# else
137# define CPU_NAME cpu_sa1100
138# endif
139# endif
140# ifdef CONFIG_CPU_ARM1020
141# ifdef CPU_NAME
142# undef MULTI_CPU
143# define MULTI_CPU
144# else
145# define CPU_NAME cpu_arm1020
146# endif
147# endif
148# ifdef CONFIG_CPU_ARM1020E
149# ifdef CPU_NAME
150# undef MULTI_CPU
151# define MULTI_CPU
152# else
153# define CPU_NAME cpu_arm1020e
154# endif
155# endif
156# ifdef CONFIG_CPU_ARM1022
157# ifdef CPU_NAME
158# undef MULTI_CPU
159# define MULTI_CPU
160# else
161# define CPU_NAME cpu_arm1022
162# endif
163# endif
164# ifdef CONFIG_CPU_ARM1026
165# ifdef CPU_NAME
166# undef MULTI_CPU
167# define MULTI_CPU
168# else
169# define CPU_NAME cpu_arm1026
170# endif
171# endif
172# ifdef CONFIG_CPU_XSCALE
173# ifdef CPU_NAME
174# undef MULTI_CPU
175# define MULTI_CPU
176# else
177# define CPU_NAME cpu_xscale
178# endif
179# endif
180# ifdef CONFIG_CPU_XSC3
181# ifdef CPU_NAME
182# undef MULTI_CPU
183# define MULTI_CPU
184# else
185# define CPU_NAME cpu_xsc3
186# endif
187# endif
188# ifdef CONFIG_CPU_V6
189# ifdef CPU_NAME
190# undef MULTI_CPU
191# define MULTI_CPU
192# else
193# define CPU_NAME cpu_v6
194# endif
195# endif
196#endif
197
198#ifndef __ASSEMBLY__
199
200#ifndef MULTI_CPU
201#include "asm/cpu-single.h"
202#else
203#include "asm/cpu-multi32.h"
204#endif
205
206#include <asm/memory.h>
207
208#ifdef CONFIG_MMU
209
210#define cpu_switch_mm(pgd,mm) cpu_do_switch_mm(virt_to_phys(pgd),mm)
211
212#define cpu_get_pgd() \
213 ({ \
214 unsigned long pg; \
215 __asm__("mrc p15, 0, %0, c2, c0, 0" \
216 : "=r" (pg) : : "cc"); \
217 pg &= ~0x3fff; \
218 (pgd_t *)phys_to_virt(pg); \
219 })
220
221#endif
222
223#endif /* __ASSEMBLY__ */
224#endif /* __KERNEL__ */
225#endif /* __ASM_PROCFNS_H */