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1da177e4 LT |
1 | /* smp.h: Sparc64 specific SMP stuff. |
2 | * | |
3 | * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) | |
4 | */ | |
5 | ||
6 | #ifndef _SPARC64_SMP_H | |
7 | #define _SPARC64_SMP_H | |
8 | ||
9 | #include <linux/config.h> | |
10 | #include <linux/threads.h> | |
11 | #include <asm/asi.h> | |
12 | #include <asm/starfire.h> | |
13 | #include <asm/spitfire.h> | |
14 | ||
15 | #ifndef __ASSEMBLY__ | |
16 | ||
17 | #include <linux/cpumask.h> | |
18 | #include <linux/cache.h> | |
19 | ||
20 | #endif /* !(__ASSEMBLY__) */ | |
21 | ||
22 | #ifdef CONFIG_SMP | |
23 | ||
24 | #ifndef __ASSEMBLY__ | |
25 | ||
26 | /* | |
27 | * Private routines/data | |
28 | */ | |
29 | ||
30 | #include <asm/bitops.h> | |
31 | #include <asm/atomic.h> | |
32 | ||
33 | extern cpumask_t phys_cpu_present_map; | |
34 | #define cpu_possible_map phys_cpu_present_map | |
35 | ||
8935dced DM |
36 | extern cpumask_t cpu_sibling_map[NR_CPUS]; |
37 | ||
1da177e4 LT |
38 | /* |
39 | * General functions that each host system must provide. | |
40 | */ | |
41 | ||
92704a1c | 42 | extern int hard_smp_processor_id(void); |
39c715b7 | 43 | #define raw_smp_processor_id() (current_thread_info()->cpu) |
1da177e4 | 44 | |
7abea921 DM |
45 | extern void smp_setup_cpu_possible_map(void); |
46 | ||
1da177e4 LT |
47 | #endif /* !(__ASSEMBLY__) */ |
48 | ||
7abea921 DM |
49 | #else |
50 | ||
51 | #define smp_setup_cpu_possible_map() do { } while (0) | |
52 | ||
1da177e4 LT |
53 | #endif /* !(CONFIG_SMP) */ |
54 | ||
55 | #define NO_PROC_ID 0xFF | |
56 | ||
57 | #endif /* !(_SPARC64_SMP_H) */ |