projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| f5e706ad SR |
1 | /* smp.h: Sparc64 specific SMP stuff. |
| 2 | * | |
| 3 | * Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net) | |
| 4 | */ | |
| 5 | ||
| 6 | #ifndef _SPARC64_SMP_H | |
| 7 | #define _SPARC64_SMP_H | |
| 8 | ||
| 9 | #include <linux/threads.h> | |
| 10 | #include <asm/asi.h> | |
| 11 | #include <asm/starfire.h> | |
| 12 | #include <asm/spitfire.h> | |
| 13 | ||
| 14 | #ifndef __ASSEMBLY__ | |
| 15 | ||
| 16 | #include <linux/cpumask.h> | |
| 17 | #include <linux/cache.h> | |
| 18 | ||
| 19 | #endif /* !(__ASSEMBLY__) */ | |
| 20 | ||
| 21 | #ifdef CONFIG_SMP | |
| 22 | ||
| 23 | #ifndef __ASSEMBLY__ | |
| 24 | ||
| 25 | /* | |
| 26 | * Private routines/data | |
| 27 | */ | |
| 28 | ||
| 29 | #include <linux/bitops.h> | |
| 30 | #include <asm/atomic.h> | |
| 31 | #include <asm/percpu.h> | |
| 32 | ||
| 33 | DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); | |
| 34 | extern cpumask_t cpu_core_map[NR_CPUS]; | |
| 35 | extern int sparc64_multi_core; | |
| 36 | ||
| d172ad18 DM |
37 | extern void arch_send_call_function_single_ipi(int cpu); |
| 38 | extern void arch_send_call_function_ipi(cpumask_t mask); | |
| 39 | ||
| f5e706ad SR |
40 | /* |
| 41 | * General functions that each host system must provide. | |
| 42 | */ | |
| 43 | ||
| 44 | extern int hard_smp_processor_id(void); | |
| 45 | #define raw_smp_processor_id() (current_thread_info()->cpu) | |
| 46 | ||
| 47 | extern void smp_fill_in_sib_core_maps(void); | |
| 48 | extern void cpu_play_dead(void); | |
| 49 | ||
| 50 | extern void smp_fetch_global_regs(void); | |
| 51 | ||
| 52 | #ifdef CONFIG_HOTPLUG_CPU | |
| 53 | extern int __cpu_disable(void); | |
| 54 | extern void __cpu_die(unsigned int cpu); | |
| 55 | #endif | |
| 56 | ||
| 57 | #endif /* !(__ASSEMBLY__) */ | |
| 58 | ||
| 59 | #else | |
| 60 | ||
| 61 | #define hard_smp_processor_id() 0 | |
| 62 | #define smp_fill_in_sib_core_maps() do { } while (0) | |
| 63 | #define smp_fetch_global_regs() do { } while (0) | |
| 64 | ||
| 65 | #endif /* !(CONFIG_SMP) */ | |
| 66 | ||
| 67 | #endif /* !(_SPARC64_SMP_H) */ |