The x86 timer interrupt handler is the only handler not traced in the
[linux-2.6/next.git] / arch / mips / include / asm / smp-ops.h
blobef2a8041e78b02f7141e80b0a5440888520323f9
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.
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
11 #ifndef __ASM_SMP_OPS_H
12 #define __ASM_SMP_OPS_H
14 #include <linux/errno.h>
16 #ifdef CONFIG_SMP
18 #include <linux/cpumask.h>
20 struct task_struct;
22 struct plat_smp_ops {
23 void (*send_ipi_single)(int cpu, unsigned int action);
24 void (*send_ipi_mask)(const struct cpumask *mask, unsigned int action);
25 void (*init_secondary)(void);
26 void (*smp_finish)(void);
27 void (*cpus_done)(void);
28 void (*boot_secondary)(int cpu, struct task_struct *idle);
29 void (*smp_setup)(void);
30 void (*prepare_cpus)(unsigned int max_cpus);
31 #ifdef CONFIG_HOTPLUG_CPU
32 int (*cpu_disable)(void);
33 void (*cpu_die)(unsigned int cpu);
34 #endif
37 extern void register_smp_ops(struct plat_smp_ops *ops);
39 static inline void plat_smp_setup(void)
41 extern struct plat_smp_ops *mp_ops; /* private */
43 mp_ops->smp_setup();
46 #else /* !CONFIG_SMP */
48 struct plat_smp_ops;
50 static inline void plat_smp_setup(void)
52 /* UP, nothing to do ... */
55 static inline void register_smp_ops(struct plat_smp_ops *ops)
59 #endif /* !CONFIG_SMP */
61 static inline int register_up_smp_ops(void)
63 #ifdef CONFIG_SMP_UP
64 extern struct plat_smp_ops up_smp_ops;
66 register_smp_ops(&up_smp_ops);
68 return 0;
69 #else
70 return -ENODEV;
71 #endif
74 static inline int register_cmp_smp_ops(void)
76 #ifdef CONFIG_MIPS_CMP
77 extern struct plat_smp_ops cmp_smp_ops;
79 register_smp_ops(&cmp_smp_ops);
81 return 0;
82 #else
83 return -ENODEV;
84 #endif
87 static inline int register_vsmp_smp_ops(void)
89 #ifdef CONFIG_MIPS_MT_SMP
90 extern struct plat_smp_ops vsmp_smp_ops;
92 register_smp_ops(&vsmp_smp_ops);
94 return 0;
95 #else
96 return -ENODEV;
97 #endif
100 #endif /* __ASM_SMP_OPS_H */