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50 lines
1.4 KiB
50 lines
1.4 KiB
#ifndef _ASM_GENAPIC_H
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#define _ASM_GENAPIC_H 1
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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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u32 int_delivery_mode;
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u32 int_dest_mode;
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int (*apic_id_registered)(void);
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cpumask_t (*target_cpus)(void);
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cpumask_t (*vector_allocation_domain)(int cpu);
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void (*init_apic_ldr)(void);
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/* ipi */
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void (*send_IPI_mask)(cpumask_t mask, 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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/* */
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unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
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unsigned int (*phys_pkg_id)(int index_msb);
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};
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extern struct genapic *genapic;
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extern struct genapic apic_flat;
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extern struct genapic apic_physflat;
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extern int acpi_madt_oem_check(char *, char *);
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enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
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extern enum uv_system_type get_uv_system_type(void);
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extern int is_uv_system(void);
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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 uv_cpu_init(void);
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extern void uv_system_init(void);
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extern int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip);
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extern void setup_apic_routing(void);
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#endif
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