From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- arch/x86/include/asm/cpu.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 arch/x86/include/asm/cpu.h (limited to 'arch/x86/include/asm/cpu.h') diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h new file mode 100644 index 00000000..5f9a1243 --- /dev/null +++ b/arch/x86/include/asm/cpu.h @@ -0,0 +1,41 @@ +#ifndef _ASM_X86_CPU_H +#define _ASM_X86_CPU_H + +#include +#include +#include +#include +#include + +#ifdef CONFIG_SMP + +extern void prefill_possible_map(void); + +#else /* CONFIG_SMP */ + +static inline void prefill_possible_map(void) {} + +#define cpu_physical_id(cpu) boot_cpu_physical_apicid +#define safe_smp_processor_id() 0 +#define stack_smp_processor_id() 0 + +#endif /* CONFIG_SMP */ + +struct x86_cpu { + struct cpu cpu; +}; + +#ifdef CONFIG_HOTPLUG_CPU +extern int arch_register_cpu(int num); +extern void arch_unregister_cpu(int); +extern void __cpuinit start_cpu0(void); +#ifdef CONFIG_DEBUG_HOTPLUG_CPU0 +extern int _debug_hotplug_cpu(int cpu, int action); +#endif +#endif + +DECLARE_PER_CPU(int, cpu_state); + +int mwait_usable(const struct cpuinfo_x86 *); + +#endif /* _ASM_X86_CPU_H */ -- cgit v1.3.1