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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _ASM_GENAPIC_H
2#define _ASM_GENAPIC_H 1
3
4/*
5 * Copyright 2004 James Cleverdon, IBM.
6 * Subject to the GNU Public License, v.2
7 *
8 * Generic APIC sub-arch data struct.
9 *
10 * Hacked for x86-64 by James Cleverdon from i386 architecture code by
11 * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
12 * James Cleverdon.
13 */
14
15struct genapic {
16 char *name;
17 u32 int_delivery_mode;
18 u32 int_dest_mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -070019 int (*apic_id_registered)(void);
20 cpumask_t (*target_cpus)(void);
Eric W. Biedermanc7111c132006-10-08 07:47:55 -060021 cpumask_t (*vector_allocation_domain)(int cpu);
Linus Torvalds1da177e2005-04-16 15:20:36 -070022 void (*init_apic_ldr)(void);
23 /* ipi */
24 void (*send_IPI_mask)(cpumask_t mask, int vector);
25 void (*send_IPI_allbutself)(int vector);
26 void (*send_IPI_all)(int vector);
27 /* */
28 unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
29 unsigned int (*phys_pkg_id)(int index_msb);
30};
31
Andrew Morton3dc68d92007-05-02 19:27:04 +020032extern struct genapic *genapic;
Linus Torvalds1da177e2005-04-16 15:20:36 -070033
Ingo Molnar07c7c472007-05-02 19:27:04 +020034extern struct genapic apic_flat;
35extern struct genapic apic_physflat;
Jack Steinerae261862008-03-28 14:12:06 -050036extern int acpi_madt_oem_check(char *, char *);
37
38enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
39extern enum uv_system_type get_uv_system_type(void);
40extern int is_uv_system(void);
Ingo Molnar07c7c472007-05-02 19:27:04 +020041
Jack Steinerac23d4e2008-03-28 14:12:16 -050042extern struct genapic apic_x2apic_uv_x;
43DECLARE_PER_CPU(int, x2apic_extra_bits);
44extern void uv_cpu_init(void);
45extern int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip);
46
Linus Torvalds1da177e2005-04-16 15:20:36 -070047#endif