X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-x86%2Fsmp.h;h=3c877f74f279454cd579cf71530ef3bd051b75ff;hb=72a73693aac5ae82850cedc69fa5d264ca977c13;hp=1ebaa5cd31128eb40a7ca2c918aa17d7d8d8f244;hpb=bf16ae250999e76aff0491a362073a552db965fc;p=pandora-kernel.git diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h index 1ebaa5cd3112..3c877f74f279 100644 --- a/include/asm-x86/smp.h +++ b/include/asm-x86/smp.h @@ -25,25 +25,18 @@ extern cpumask_t cpu_callin_map; extern void (*mtrr_hook)(void); extern void zap_low_mappings(void); +extern int __cpuinit get_local_pda(int cpu); + extern int smp_num_siblings; extern unsigned int num_processors; extern cpumask_t cpu_initialized; -#ifdef CONFIG_SMP -extern u16 x86_cpu_to_apicid_init[]; -extern u16 x86_bios_cpu_apicid_init[]; -extern void *x86_cpu_to_apicid_early_ptr; -extern void *x86_bios_cpu_apicid_early_ptr; -#else -#define x86_cpu_to_apicid_early_ptr NULL -#define x86_bios_cpu_apicid_early_ptr NULL -#endif - DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); DECLARE_PER_CPU(cpumask_t, cpu_core_map); DECLARE_PER_CPU(u16, cpu_llc_id); -DECLARE_PER_CPU(u16, x86_cpu_to_apicid); -DECLARE_PER_CPU(u16, x86_bios_cpu_apicid); + +DECLARE_EARLY_PER_CPU(u16, x86_cpu_to_apicid); +DECLARE_EARLY_PER_CPU(u16, x86_bios_cpu_apicid); /* Static state in head.S used to set up a CPU */ extern struct { @@ -59,9 +52,9 @@ struct smp_ops { void (*smp_send_stop)(void); void (*smp_send_reschedule)(int cpu); - int (*smp_call_function_mask)(cpumask_t mask, - void (*func)(void *info), void *info, - int wait); + + void (*send_call_func_ipi)(cpumask_t mask); + void (*send_call_func_single_ipi)(int cpu); }; /* Globals due to paravirt */ @@ -103,23 +96,26 @@ static inline void smp_send_reschedule(int cpu) smp_ops.smp_send_reschedule(cpu); } -static inline int smp_call_function_mask(cpumask_t mask, - void (*func) (void *info), void *info, - int wait) +static inline void arch_send_call_function_single_ipi(int cpu) +{ + smp_ops.send_call_func_single_ipi(cpu); +} + +static inline void arch_send_call_function_ipi(cpumask_t mask) { - return smp_ops.smp_call_function_mask(mask, func, info, wait); + smp_ops.send_call_func_ipi(mask); } void native_smp_prepare_boot_cpu(void); void native_smp_prepare_cpus(unsigned int max_cpus); void native_smp_cpus_done(unsigned int max_cpus); int native_cpu_up(unsigned int cpunum); +void native_send_call_func_ipi(cpumask_t mask); +void native_send_call_func_single_ipi(int cpu); extern int __cpu_disable(void); extern void __cpu_die(unsigned int cpu); -extern void prefill_possible_map(void); - void smp_store_cpu_info(int id); #define cpu_physical_id(cpu) per_cpu(x86_cpu_to_apicid, cpu) @@ -130,6 +126,14 @@ static inline int num_booting_cpus(void) } #endif /* CONFIG_SMP */ +#if defined(CONFIG_SMP) && defined(CONFIG_HOTPLUG_CPU) +extern void prefill_possible_map(void); +#else +static inline void prefill_possible_map(void) +{ +} +#endif + extern unsigned disabled_cpus __cpuinitdata; #ifdef CONFIG_X86_32_SMP @@ -197,12 +201,8 @@ static inline int hard_smp_processor_id(void) #endif /* CONFIG_X86_LOCAL_APIC */ #ifdef CONFIG_HOTPLUG_CPU -extern void cpu_exit_clear(void); extern void cpu_uninit(void); #endif -extern void smp_alloc_memory(void); -extern void lock_ipi_call_lock(void); -extern void unlock_ipi_call_lock(void); #endif /* __ASSEMBLY__ */ #endif