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/*
* Mach Operating System
* Copyright (c) 1989 Carnegie-Mellon University
* All rights reserved. The CMU software License Agreement specifies
* the terms and conditions for use and redistribution.
*/
/*
* HISTORY
* $Log: processor_info.h,v $
* Revision 2.3 89/10/15 02:05:54 rpd
* Minor cleanups.
*
* Revision 2.2 89/10/11 14:41:03 dlb
* Add scheduling flavor of information.
*
* Add load average and mach factor to processor set basic info.
* [89/02/09 dlb]
*
* Revision 2.1.1.4 89/08/02 23:12:21 dlb
* Merge to X96
*
* Revision 2.1.1.3 89/07/25 18:52:18 dlb
* Add scheduling flavor of information.
*
* Revision 2.1.1.2 89/02/13 23:05:49 dlb
* Add load average and mach factor to processor set basic info.
* [89/02/09 dlb]
*
*/
/*
* File: mach/processor_info.h
* Author: David L. Black
*
* Copyright (C) 1988 David L. Black
*
* Data structure definitions for processor_info, processor_set_info
*/
#ifndef _MACH_PROCESSOR_INFO_H_
#define _MACH_PROCESSOR_INFO_H_
#import <mach/machine.h>
/*
* Generic information structure to allow for expansion.
*/
typedef int *processor_info_t; /* varying array of int. */
#define PROCESSOR_INFO_MAX (1024) /* max array size */
typedef int processor_info_data_t[PROCESSOR_INFO_MAX];
typedef int *processor_set_info_t; /* varying array of int. */
#define PROCESSOR_SET_INFO_MAX (1024) /* max array size */
typedef int processor_set_info_data_t[PROCESSOR_SET_INFO_MAX];
/*
* Currently defined information.
*/
#define PROCESSOR_BASIC_INFO 1 /* basic information */
struct processor_basic_info {
cpu_type_t cpu_type; /* type of cpu */
cpu_subtype_t cpu_subtype; /* subtype of cpu */
boolean_t running; /* is processor running */
int slot_num; /* slot number */
boolean_t is_master; /* is this the master processor */
};
typedef struct processor_basic_info processor_basic_info_data_t;
typedef struct processor_basic_info *processor_basic_info_t;
#define PROCESSOR_BASIC_INFO_COUNT \
(sizeof(processor_basic_info_data_t)/sizeof(int))
#define PROCESSOR_SET_BASIC_INFO 1 /* basic information */
struct processor_set_basic_info {
int processor_count; /* How many processors */
int task_count; /* How many tasks */
int thread_count; /* How many threads */
int load_average; /* Scaled */
int mach_factor; /* Scaled */
};
/*
* Scaling factor for load_average, mach_factor.
*/
#define LOAD_SCALE 1000
typedef struct processor_set_basic_info processor_set_basic_info_data_t;
typedef struct processor_set_basic_info *processor_set_basic_info_t;
#define PROCESSOR_SET_BASIC_INFO_COUNT \
(sizeof(processor_set_basic_info_data_t)/sizeof(int))
#define PROCESSOR_SET_SCHED_INFO 2 /* scheduling info */
struct processor_set_sched_info {
int policies; /* allowed policies */
int max_priority; /* max priority for new threads */
};
typedef struct processor_set_sched_info processor_set_sched_info_data_t;
typedef struct processor_set_sched_info *processor_set_sched_info_t;
#define PROCESSOR_SET_SCHED_INFO_COUNT \
(sizeof(processor_set_sched_info_data_t)/sizeof(int))
#endif
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