a04032b50f
5068 Remove SCCSID() macro from <macros.h> Reviewed by: Keith Wesolowski <keith.wesolowski@joyent.com> Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net> Approved by: Robert Mustacchi <rm@joyent.com> Author: Garrett D'Amore <garrett@damore.org> illumos/illumos-gate@ba3594ba9b
141 lines
4.1 KiB
C
141 lines
4.1 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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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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*/
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/*
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* Copyright 2014 Garrett D'Amore <garrett@damore.org>
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*
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* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _SYS_PROCESSOR_H
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#define _SYS_PROCESSOR_H
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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, processor_info & lgrp system calls.
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*/
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/*
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* Type for an lgrpid
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*/
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typedef uint16_t lgrpid_t;
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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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typedef int chipid_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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* These flags are *not* for in-kernel examination of CPU states.
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* See <sys/cpuvar.h> for appropriate informational functions.
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*/
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#define P_OFFLINE 0x0001 /* processor is offline, as quiet as possible */
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#define P_ONLINE 0x0002 /* processor is online */
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#define P_STATUS 0x0003 /* value passed to p_online to request status */
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#define P_FAULTED 0x0004 /* processor is offline, in faulted state */
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#define P_POWEROFF 0x0005 /* processor is powered off */
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#define P_NOINTR 0x0006 /* processor is online, but no I/O interrupts */
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#define P_SPARE 0x0007 /* processor is offline, can be reactivated */
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#define P_BAD P_FAULTED /* unused but defined by USL */
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#define P_FORCED 0x10000000 /* force processor offline */
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/*
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* String names for processor states defined above.
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*/
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#define PS_OFFLINE "off-line"
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#define PS_ONLINE "on-line"
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#define PS_FAULTED "faulted"
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#define PS_POWEROFF "powered-off"
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#define PS_NOINTR "no-intr"
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#define PS_SPARE "spare"
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/*
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* Structure filled in by processor_info(2). This structure
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* SHOULD NOT BE MODIFIED. Changes to the structure would
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* negate ABI compatibility.
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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; /* processor state, see above */
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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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#define PBIND_HARD -3 /* prevents offlining CPU (default) */
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#define PBIND_SOFT -4 /* allows offlining CPU */
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#define PBIND_QUERY_TYPE -5 /* Return binding type */
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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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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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extern processorid_t getcpuid(void);
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extern lgrpid_t gethomelgroup(void);
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#else /* _KERNEL */
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/*
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* Internal interface prototypes
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*/
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extern int p_online_internal(processorid_t, int, int *);
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extern int p_online_internal_locked(processorid_t, int, int *);
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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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