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/*
* Mach Operating System
* Copyright (c) 1989 Carnegie-Mellon University
* Copyright (c) 1988 Carnegie-Mellon University
* All rights reserved. The CMU software License Agreement specifies
* the terms and conditions for use and redistribution.
*/
/*
* HISTORY
* $Log: host_info.h,v $
* Revision 2.4 89/10/15 02:05:31 rpd
* Minor cleanups.
*
* Revision 2.2 89/10/11 14:36:55 dlb
* Add sched_info flavor to return minimum times for use by
* external schedulers.
* [89/06/08 dlb]
*
* Added kernel_version type definitions.
* [88/12/02 dlb]
*
* Revision 2.1.1.3 89/08/02 23:07:57 dlb
* Cleanup changes.
* [89/08/02 dlb]
*
* Revision 2.1.1.2 89/07/25 18:45:09 dlb
* Add sched_info flavor to return minimum times for use by
* external schedulers.
* [89/06/08 dlb]
*
* Revision 2.1.1.1 89/01/30 22:42:52 dlb
* Added kernel_version type definitions.
* [88/12/02 dlb]
*
* 30-Nov-88 David Black (dlb) at Carnegie-Mellon University
* Created. 2 flavors so far: basic info, slot numbers.
*
*/
/*
* File: mach/host_info.h
*
* Definitions for host_info call.
*/
#ifndef _MACH_HOST_INFO_H_
#define _MACH_HOST_INFO_H_
#import <mach/machine.h>
#import <mach/machine/vm_types.h>
/*
* Generic information structure to allow for expansion.
*/
typedef int *host_info_t; /* varying array of int. */
#define HOST_INFO_MAX (1024) /* max array size */
typedef int host_info_data_t[HOST_INFO_MAX];
#define KERNEL_VERSION_MAX (512)
typedef char kernel_version_t[KERNEL_VERSION_MAX];
/*
* Currently defined information.
*/
#define HOST_BASIC_INFO 1 /* basic info */
#define HOST_PROCESSOR_SLOTS 2 /* processor slot numbers */
#define HOST_SCHED_INFO 3 /* scheduling info */
struct host_basic_info {
int max_cpus; /* max number of cpus possible */
int avail_cpus; /* number of cpus now available */
vm_size_t memory_size; /* size of memory in bytes */
cpu_type_t cpu_type; /* cpu type */
cpu_subtype_t cpu_subtype; /* cpu subtype */
};
typedef struct host_basic_info host_basic_info_data_t;
typedef struct host_basic_info *host_basic_info_t;
#define HOST_BASIC_INFO_COUNT \
(sizeof(host_basic_info_data_t)/sizeof(int))
struct host_sched_info {
int min_timeout; /* minimum timeout in milliseconds */
int min_quantum; /* minimum quantum in milliseconds */
};
typedef struct host_sched_info host_sched_info_data_t;
typedef struct host_sched_info *host_sched_info_t;
#define HOST_SCHED_INFO_COUNT \
(sizeof(host_sched_info_data_t)/sizeof(int))
#endif
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