90 lines
2.1 KiB
C
Executable File
90 lines
2.1 KiB
C
Executable File
/*
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* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
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* All Rights Reserved
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*
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* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T
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* The copyright notice above does not evidence any
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* actual or intended publication of such source code.
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*/
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#ifndef _SYS_PROCESSOR_H
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#define _SYS_PROCESSOR_H
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#pragma ident "@(#)processor.h 1.4 94/11/11 SMI"
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#include <sys/types.h>
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#include <sys/procset.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Definitions for p_online and processor_info system calls.
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*/
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/*
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* Type for processor name (CPU number).
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*/
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typedef int processorid_t;
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/*
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* Flags and return values for p_online(2), and pi_state for processor_info(2).
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*/
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#define P_OFFLINE 1 /* processor is offline, as quiet as possible */
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#define P_ONLINE 2 /* processor online */
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#define P_STATUS 3 /* value passed to p_online to request status */
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#define P_BAD 4 /* unused so far but defined by USL */
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/*
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* Structure filled in by processor_info(2).
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*
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* The string fields are guaranteed to contain a NULL.
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*
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* The pi_fputypes field contains a (possibly empty) comma-separated
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* list of floating point identifier strings.
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*/
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#define PI_TYPELEN 16 /* max size of CPU type string */
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#define PI_FPUTYPE 32 /* max size of FPU types string */
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typedef struct {
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int pi_state; /* P_ONLINE or P_OFFLINE */
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char pi_processor_type[PI_TYPELEN]; /* ASCII CPU type */
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char pi_fputypes[PI_FPUTYPE]; /* ASCII FPU types */
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int pi_clock; /* CPU clock freq in MHz */
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} processor_info_t;
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/*
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* Binding values for processor_bind(2).
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*/
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#define PBIND_NONE -1 /* LWP/thread is not bound */
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#define PBIND_QUERY -2 /* don't set, just return the binding */
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/*
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* User-level system call interface prototypes.
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*/
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#ifndef _KERNEL
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#ifdef __STDC__
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extern int p_online(processorid_t processorid, int flag);
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extern int processor_info(processorid_t processorid,
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processor_info_t *infop);
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extern int processor_bind(idtype_t idtype, id_t id,
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processorid_t processorid, processorid_t *obind);
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#else
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extern int p_online();
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extern int processor_info();
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extern int processor_bind();
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#endif /* __STDC__ */
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#endif /* ! _KERNEL */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_PROCESSOR_H */
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