14b88c807SRodney W. Grimes /*-
2*8a16b7a1SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause
3*8a16b7a1SPedro F. Giffuni *
44b88c807SRodney W. Grimes * Copyright (c) 1990, 1993, 1994
54b88c807SRodney W. Grimes * The Regents of the University of California. All rights reserved.
64b88c807SRodney W. Grimes *
74b88c807SRodney W. Grimes * Redistribution and use in source and binary forms, with or without
84b88c807SRodney W. Grimes * modification, are permitted provided that the following conditions
94b88c807SRodney W. Grimes * are met:
104b88c807SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright
114b88c807SRodney W. Grimes * notice, this list of conditions and the following disclaimer.
124b88c807SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright
134b88c807SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the
144b88c807SRodney W. Grimes * documentation and/or other materials provided with the distribution.
15fbbd9655SWarner Losh * 3. Neither the name of the University nor the names of its contributors
164b88c807SRodney W. Grimes * may be used to endorse or promote products derived from this software
174b88c807SRodney W. Grimes * without specific prior written permission.
184b88c807SRodney W. Grimes *
194b88c807SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
204b88c807SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
214b88c807SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
224b88c807SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
234b88c807SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
244b88c807SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
254b88c807SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
264b88c807SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
274b88c807SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
284b88c807SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
294b88c807SRodney W. Grimes * SUCH DAMAGE.
304b88c807SRodney W. Grimes */
314b88c807SRodney W. Grimes
323f83ed9dSDavid E. O'Brien #include <sys/types.h>
333f83ed9dSDavid E. O'Brien #include <sys/sysctl.h>
343f83ed9dSDavid E. O'Brien
353f83ed9dSDavid E. O'Brien #include <stddef.h>
36f0ba626aSDavid E. O'Brien
37871e8d8cSMark Murray #include "ps.h"
38871e8d8cSMark Murray
394b88c807SRodney W. Grimes fixpt_t ccpu; /* kernel _ccpu variable */
404b88c807SRodney W. Grimes int nlistread; /* if nlist already read. */
41297cf923SThomas Moestl unsigned long mempages; /* number of pages of phys. memory */
424b88c807SRodney W. Grimes int fscale; /* kernel _fscale variable */
434b88c807SRodney W. Grimes
444b88c807SRodney W. Grimes int
donlist(void)4546251ddeSWarner Losh donlist(void)
464b88c807SRodney W. Grimes {
47e36039e7SBruce Evans size_t oldlen;
484b88c807SRodney W. Grimes
49e36039e7SBruce Evans oldlen = sizeof(ccpu);
504049699bSJuli Mallett if (sysctlbyname("kern.ccpu", &ccpu, &oldlen, NULL, 0) == -1)
514b88c807SRodney W. Grimes return (1);
52e36039e7SBruce Evans oldlen = sizeof(fscale);
534049699bSJuli Mallett if (sysctlbyname("kern.fscale", &fscale, &oldlen, NULL, 0) == -1)
5485082fc3SPoul-Henning Kamp return (1);
55e36039e7SBruce Evans oldlen = sizeof(mempages);
564049699bSJuli Mallett if (sysctlbyname("hw.availpages", &mempages, &oldlen, NULL, 0) == -1)
5785082fc3SPoul-Henning Kamp return (1);
5885082fc3SPoul-Henning Kamp nlistread = 1;
5985082fc3SPoul-Henning Kamp return (0);
604b88c807SRodney W. Grimes }
61