1/*
2 * Copyright (c) 2003-2007 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
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27 */
28#ifdef KERNEL_PRIVATE
29#ifndef _I386_CPU_AFFINITY_H_
30#define _I386_CPU_AFFINITY_H_
31
32#include <i386/cpu_topology.h>
33
34typedef struct x86_affinity_set
35{
36 struct x86_affinity_set *next; /* Forward link */
37 struct x86_cpu_cache *cache; /* The L2 cache concerned */
38 processor_set_t pset; /* The processor set container */
39 uint32_t num; /* Logical id */
40} x86_affinity_set_t;
41
42extern x86_affinity_set_t *x86_affinities; /* root of all affinities */
43
44extern int ml_get_max_affinity_sets(void);
45extern processor_set_t ml_affinity_to_pset(uint32_t affinity_num);
46
47#endif /* _I386_CPU_AFFINITY_H_ */
48#endif /* KERNEL_PRIVATE */
49