diff options
Diffstat (limited to 'arch/mips/kernel/smp-up.c')
-rw-r--r-- | arch/mips/kernel/smp-up.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c new file mode 100644 index 000000000000..ead6c30eeb14 --- /dev/null +++ b/arch/mips/kernel/smp-up.c | |||
@@ -0,0 +1,67 @@ | |||
1 | /* | ||
2 | * This file is subject to the terms and conditions of the GNU General Public | ||
3 | * License. See the file "COPYING" in the main directory of this archive | ||
4 | * for more details. | ||
5 | * | ||
6 | * Copyright (C) 2006, 07 by Ralf Baechle (ralf@linux-mips.org) | ||
7 | * | ||
8 | * Symmetric Uniprocessor (TM) Support | ||
9 | */ | ||
10 | #include <linux/kernel.h> | ||
11 | #include <linux/sched.h> | ||
12 | |||
13 | /* | ||
14 | * Send inter-processor interrupt | ||
15 | */ | ||
16 | void up_send_ipi_single(int cpu, unsigned int action) | ||
17 | { | ||
18 | panic(KERN_ERR "%s called", __func__); | ||
19 | } | ||
20 | |||
21 | static inline void up_send_ipi_mask(cpumask_t mask, unsigned int action) | ||
22 | { | ||
23 | panic(KERN_ERR "%s called", __func__); | ||
24 | } | ||
25 | |||
26 | /* | ||
27 | * After we've done initial boot, this function is called to allow the | ||
28 | * board code to clean up state, if needed | ||
29 | */ | ||
30 | void __cpuinit up_init_secondary(void) | ||
31 | { | ||
32 | } | ||
33 | |||
34 | void __cpuinit up_smp_finish(void) | ||
35 | { | ||
36 | } | ||
37 | |||
38 | /* Hook for after all CPUs are online */ | ||
39 | void up_cpus_done(void) | ||
40 | { | ||
41 | } | ||
42 | |||
43 | /* | ||
44 | * Firmware CPU startup hook | ||
45 | */ | ||
46 | void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle) | ||
47 | { | ||
48 | } | ||
49 | |||
50 | void __init up_smp_setup(void) | ||
51 | { | ||
52 | } | ||
53 | |||
54 | void __init up_prepare_cpus(unsigned int max_cpus) | ||
55 | { | ||
56 | } | ||
57 | |||
58 | struct plat_smp_ops up_smp_ops = { | ||
59 | .send_ipi_single = up_send_ipi_single, | ||
60 | .send_ipi_mask = up_send_ipi_mask, | ||
61 | .init_secondary = up_init_secondary, | ||
62 | .smp_finish = up_smp_finish, | ||
63 | .cpus_done = up_cpus_done, | ||
64 | .boot_secondary = up_boot_secondary, | ||
65 | .smp_setup = up_smp_setup, | ||
66 | .prepare_cpus = up_prepare_cpus, | ||
67 | }; | ||