Commit | Line | Data |
---|---|---|
87353d8a RB |
1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General | |
3 | * Public License. See the file "COPYING" in the main directory of this | |
4 | * archive for more details. | |
5 | * | |
6 | * Copyright (C) 2000 - 2001 by Kanoj Sarcar (kanoj@sgi.com) | |
7 | * Copyright (C) 2000 - 2001 by Silicon Graphics, Inc. | |
8 | * Copyright (C) 2000, 2001, 2002 Ralf Baechle | |
9 | * Copyright (C) 2000, 2001 Broadcom Corporation | |
10 | */ | |
11 | #ifndef __ASM_SMP_OPS_H | |
12 | #define __ASM_SMP_OPS_H | |
13 | ||
14 | #ifdef CONFIG_SMP | |
15 | ||
16 | #include <linux/cpumask.h> | |
17 | ||
f5fd02a3 RB |
18 | struct task_struct; |
19 | ||
87353d8a RB |
20 | struct plat_smp_ops { |
21 | void (*send_ipi_single)(int cpu, unsigned int action); | |
48a048fe | 22 | void (*send_ipi_mask)(const struct cpumask *mask, unsigned int action); |
87353d8a RB |
23 | void (*init_secondary)(void); |
24 | void (*smp_finish)(void); | |
25 | void (*cpus_done)(void); | |
26 | void (*boot_secondary)(int cpu, struct task_struct *idle); | |
27 | void (*smp_setup)(void); | |
28 | void (*prepare_cpus)(unsigned int max_cpus); | |
1b2bc75c RB |
29 | #ifdef CONFIG_HOTPLUG_CPU |
30 | int (*cpu_disable)(void); | |
31 | void (*cpu_die)(unsigned int cpu); | |
32 | #endif | |
87353d8a RB |
33 | }; |
34 | ||
35 | extern void register_smp_ops(struct plat_smp_ops *ops); | |
36 | ||
37 | static inline void plat_smp_setup(void) | |
38 | { | |
39 | extern struct plat_smp_ops *mp_ops; /* private */ | |
40 | ||
41 | mp_ops->smp_setup(); | |
42 | } | |
43 | ||
44 | #else /* !CONFIG_SMP */ | |
45 | ||
46 | struct plat_smp_ops; | |
47 | ||
48 | static inline void plat_smp_setup(void) | |
49 | { | |
50 | /* UP, nothing to do ... */ | |
51 | } | |
52 | ||
53 | static inline void register_smp_ops(struct plat_smp_ops *ops) | |
54 | { | |
55 | } | |
56 | ||
57 | #endif /* !CONFIG_SMP */ | |
58 | ||
59 | extern struct plat_smp_ops up_smp_ops; | |
39b8d525 | 60 | extern struct plat_smp_ops cmp_smp_ops; |
87353d8a RB |
61 | extern struct plat_smp_ops vsmp_smp_ops; |
62 | ||
63 | #endif /* __ASM_SMP_OPS_H */ |