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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /*
26: * Mach Operating System
27: * Copyright (c) 1991,1990,1989 Carnegie Mellon University
28: * All Rights Reserved.
29: *
30: * Permission to use, copy, modify and distribute this software and its
31: * documentation is hereby granted, provided that both the copyright
32: * notice and this permission notice appear in all copies of the
33: * software, derivative works or modified versions, and any portions
34: * thereof, and that both notices appear in supporting documentation.
35: *
36: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
37: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
38: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
39: *
40: * Carnegie Mellon requests users of this software to return to
41: *
42: * Software Distribution Coordinator or [email protected]
43: * School of Computer Science
44: * Carnegie Mellon University
45: * Pittsburgh PA 15213-3890
46: *
47: * any improvements or extensions that they make and grant Carnegie Mellon
48: * the rights to redistribute these changes.
49: */
50:
51: /*
52: * File: mach/processor_info.h
53: * Author: David L. Black
54: * Date: 1988
55: *
56: * Data structure definitions for processor_info, processor_set_info
57: */
58:
59: #ifndef _MACH_PROCESSOR_INFO_H_
60: #define _MACH_PROCESSOR_INFO_H_
61:
62: #import <mach/machine.h>
63:
64: /*
65: * Generic information structure to allow for expansion.
66: */
67: typedef integer_t *processor_info_t; /* varying array of int. */
68:
69: #define PROCESSOR_INFO_MAX (1024) /* max array size */
70: typedef integer_t processor_info_data_t[PROCESSOR_INFO_MAX];
71:
72:
73: typedef integer_t *processor_set_info_t; /* varying array of int. */
74:
75: #define PROCESSOR_SET_INFO_MAX (1024) /* max array size */
76: typedef integer_t processor_set_info_data_t[PROCESSOR_SET_INFO_MAX];
77:
78: /*
79: * Currently defined information.
80: */
81: #define PROCESSOR_BASIC_INFO 1 /* basic information */
82:
83: struct processor_basic_info {
84: cpu_type_t cpu_type; /* type of cpu */
85: cpu_subtype_t cpu_subtype; /* subtype of cpu */
86: /*boolean_t*/integer_t running; /* is processor running */
87: integer_t slot_num; /* slot number */
88: /*boolean_t*/integer_t is_master; /* is this the master processor */
89: };
90:
91: typedef struct processor_basic_info processor_basic_info_data_t;
92: typedef struct processor_basic_info *processor_basic_info_t;
93: #define PROCESSOR_BASIC_INFO_COUNT \
94: (sizeof(processor_basic_info_data_t)/sizeof(natural_t))
95:
96:
97: #define PROCESSOR_SET_BASIC_INFO 1 /* basic information */
98:
99: struct processor_set_basic_info {
100: int processor_count; /* How many processors */
101: int task_count; /* How many tasks */
102: int thread_count; /* How many threads */
103: int load_average; /* Scaled */
104: int mach_factor; /* Scaled */
105: };
106:
107: /*
108: * Scaling factor for load_average, mach_factor.
109: */
110: #define LOAD_SCALE 1000
111:
112: typedef struct processor_set_basic_info processor_set_basic_info_data_t;
113: typedef struct processor_set_basic_info *processor_set_basic_info_t;
114: #define PROCESSOR_SET_BASIC_INFO_COUNT \
115: (sizeof(processor_set_basic_info_data_t)/sizeof(int))
116:
117: #define PROCESSOR_SET_SCHED_INFO 2 /* scheduling info */
118:
119: struct processor_set_sched_info {
120: int policies; /* allowed policies */
121: int max_priority; /* max priority for new threads */
122: };
123:
124: typedef struct processor_set_sched_info processor_set_sched_info_data_t;
125: typedef struct processor_set_sched_info *processor_set_sched_info_t;
126: #define PROCESSOR_SET_SCHED_INFO_COUNT \
127: (sizeof(processor_set_sched_info_data_t)/sizeof(int))
128:
129: #endif /* _MACH_PROCESSOR_INFO_H_ */
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