mirror of https://gitee.com/openkylin/linux.git
114 lines
3.2 KiB
C
114 lines
3.2 KiB
C
#ifndef _ASM_X86_GENAPIC_H
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#define _ASM_X86_GENAPIC_H
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#include <linux/cpumask.h>
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#include <asm/mpspec.h>
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#include <asm/atomic.h>
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/*
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* Copyright 2004 James Cleverdon, IBM.
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* Subject to the GNU Public License, v.2
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*
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* Generic APIC sub-arch data struct.
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*
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* Hacked for x86-64 by James Cleverdon from i386 architecture code by
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* Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
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* James Cleverdon.
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*/
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struct genapic {
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char *name;
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int (*probe)(void);
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int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id);
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int (*apic_id_registered)(void);
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u32 irq_delivery_mode;
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u32 irq_dest_mode;
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const struct cpumask *(*target_cpus)(void);
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int disable_esr;
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int dest_logical;
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unsigned long (*check_apicid_used)(physid_mask_t bitmap, int apicid);
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unsigned long (*check_apicid_present)(int apicid);
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void (*vector_allocation_domain)(int cpu, struct cpumask *retmask);
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void (*init_apic_ldr)(void);
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physid_mask_t (*ioapic_phys_id_map)(physid_mask_t map);
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void (*setup_apic_routing)(void);
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int (*multi_timer_check)(int apic, int irq);
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int (*apicid_to_node)(int logical_apicid);
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int (*cpu_to_logical_apicid)(int cpu);
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int (*cpu_present_to_apicid)(int mps_cpu);
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physid_mask_t (*apicid_to_cpu_present)(int phys_apicid);
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void (*setup_portio_remap)(void);
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int (*check_phys_apicid_present)(int boot_cpu_physical_apicid);
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void (*enable_apic_mode)(void);
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#ifdef CONFIG_X86_32
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u32 (*phys_pkg_id)(u32 cpuid_apic, int index_msb);
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#else
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unsigned int (*phys_pkg_id)(int index_msb);
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#endif
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/*
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* When one of the next two hooks returns 1 the genapic
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* is switched to this. Essentially they are additional
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* probe functions:
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*/
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int (*mps_oem_check)(struct mpc_table *mpc, char *oem,
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char *productid);
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unsigned int (*get_apic_id)(unsigned long x);
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unsigned long (*set_apic_id)(unsigned int id);
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unsigned long apic_id_mask;
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unsigned int (*cpu_mask_to_apicid)(const struct cpumask *cpumask);
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unsigned int (*cpu_mask_to_apicid_and)(const struct cpumask *cpumask,
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const struct cpumask *andmask);
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/* ipi */
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void (*send_IPI_mask)(const struct cpumask *mask, int vector);
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void (*send_IPI_mask_allbutself)(const struct cpumask *mask,
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int vector);
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void (*send_IPI_allbutself)(int vector);
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void (*send_IPI_all)(int vector);
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void (*send_IPI_self)(int vector);
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/* wakeup_secondary_cpu */
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int (*wakeup_cpu)(int apicid, unsigned long start_eip);
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int trampoline_phys_low;
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int trampoline_phys_high;
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void (*wait_for_init_deassert)(atomic_t *deassert);
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void (*smp_callin_clear_local_apic)(void);
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void (*store_NMI_vector)(unsigned short *high, unsigned short *low);
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void (*restore_NMI_vector)(unsigned short *high, unsigned short *low);
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void (*inquire_remote_apic)(int apicid);
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};
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extern struct genapic *apic;
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#ifdef CONFIG_X86_32
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extern void es7000_update_genapic_to_cluster(void);
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#else
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extern struct genapic apic_flat;
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extern struct genapic apic_physflat;
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extern struct genapic apic_x2apic_cluster;
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extern struct genapic apic_x2apic_phys;
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extern int default_acpi_madt_oem_check(char *, char *);
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extern void apic_send_IPI_self(int vector);
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extern struct genapic apic_x2apic_uv_x;
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DECLARE_PER_CPU(int, x2apic_extra_bits);
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extern void default_setup_apic_routing(void);
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#endif
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#endif /* _ASM_X86_GENAPIC_64_H */
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