diff options
Diffstat (limited to 'include/asm-i386/smp.h')
| -rw-r--r-- | include/asm-i386/smp.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/include/asm-i386/smp.h b/include/asm-i386/smp.h deleted file mode 100644 index 61d3ab9db70..00000000000 --- a/include/asm-i386/smp.h +++ /dev/null @@ -1,104 +0,0 @@ -#ifndef __ASM_SMP_H -#define __ASM_SMP_H - -/* - * We need the APIC definitions automatically as part of 'smp.h' - */ -#ifndef __ASSEMBLY__ -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/threads.h> -#include <linux/cpumask.h> -#endif - -#ifdef CONFIG_X86_LOCAL_APIC -#ifndef __ASSEMBLY__ -#include <asm/fixmap.h> -#include <asm/bitops.h> -#include <asm/mpspec.h> -#ifdef CONFIG_X86_IO_APIC -#include <asm/io_apic.h> -#endif -#include <asm/apic.h> -#endif -#endif - -#define BAD_APICID 0xFFu -#ifdef CONFIG_SMP -#ifndef __ASSEMBLY__ - -/* - * Private routines/data - */ - -extern void smp_alloc_memory(void); -extern int pic_mode; -extern int smp_num_siblings; -extern cpumask_t cpu_sibling_map[]; -extern cpumask_t cpu_core_map[]; - -extern void (*mtrr_hook) (void); -extern void zap_low_mappings (void); -extern void lock_ipi_call_lock(void); -extern void unlock_ipi_call_lock(void); - -#define MAX_APICID 256 -extern u8 x86_cpu_to_apicid[]; - -#define cpu_physical_id(cpu) x86_cpu_to_apicid[cpu] - -#ifdef CONFIG_HOTPLUG_CPU -extern void cpu_exit_clear(void); -extern void cpu_uninit(void); -#endif - -/* - * This function is needed by all SMP systems. It must _always_ be valid - * from the initial startup. We map APIC_BASE very early in page_setup(), - * so this is correct in the x86 case. - */ -#define raw_smp_processor_id() (current_thread_info()->cpu) - -extern cpumask_t cpu_callout_map; -extern cpumask_t cpu_callin_map; -extern cpumask_t cpu_possible_map; - -/* We don't mark CPUs online until __cpu_up(), so we need another measure */ -static inline int num_booting_cpus(void) -{ - return cpus_weight(cpu_callout_map); -} - -#ifdef CONFIG_X86_LOCAL_APIC - -#ifdef APIC_DEFINITION -extern int hard_smp_processor_id(void); -#else -#include <mach_apicdef.h> -static inline int hard_smp_processor_id(void) -{ - /* we don't want to mark this access volatile - bad code generation */ - return GET_APIC_ID(*(unsigned long *)(APIC_BASE+APIC_ID)); -} -#endif - -static __inline int logical_smp_processor_id(void) -{ - /* we don't want to mark this access volatile - bad code generation */ - return GET_APIC_LOGICAL_ID(*(unsigned long *)(APIC_BASE+APIC_LDR)); -} - -#endif - -extern int __cpu_disable(void); -extern void __cpu_die(unsigned int cpu); -#endif /* !__ASSEMBLY__ */ - -#else /* CONFIG_SMP */ - -#define cpu_physical_id(cpu) boot_cpu_physical_apicid - -#define NO_PROC_ID 0xFF /* No processor magic marker */ - -#endif -#endif |
