aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86/genapic_64.h
blob: 2871b3fccb21333590c601e0a312cbd67c859be8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#ifndef _ASM_GENAPIC_H
#define _ASM_GENAPIC_H 1

/*
 * Copyright 2004 James Cleverdon, IBM.
 * Subject to the GNU Public License, v.2
 *
 * Generic APIC sub-arch data struct.
 *
 * Hacked for x86-64 by James Cleverdon from i386 architecture code by
 * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
 * James Cleverdon.
 */

struct genapic {
	char *name;
	u32 int_delivery_mode;
	u32 int_dest_mode;
	int (*apic_id_registered)(void);
	cpumask_t (*target_cpus)(void);
	cpumask_t (*vector_allocation_domain)(int cpu);
	void (*init_apic_ldr)(void);
	/* ipi */
	void (*send_IPI_mask)(cpumask_t mask, int vector);
	void (*send_IPI_allbutself)(int vector);
	void (*send_IPI_all)(int vector);
	void (*send_IPI_self)(int vector);
	/* */
	unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
	unsigned int (*phys_pkg_id)(int index_msb);
	unsigned int (*get_apic_id)(unsigned long x);
	unsigned long (*set_apic_id)(unsigned int id);
	unsigned long apic_id_mask;
};

extern struct genapic *genapic;

extern struct genapic apic_flat;
extern struct genapic apic_physflat;
extern struct genapic apic_x2apic_cluster;
extern struct genapic apic_x2apic_phys;
extern int acpi_madt_oem_check(char *, char *);

extern void apic_send_IPI_self(int vector);
enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
extern enum uv_system_type get_uv_system_type(void);
extern int is_uv_system(void);

extern struct genapic apic_x2apic_uv_x;
DECLARE_PER_CPU(int, x2apic_extra_bits);
extern void uv_cpu_init(void);
extern int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip);

extern void setup_apic_routing(void);

#endif