102 lines
3.3 KiB
C
102 lines
3.3 KiB
C
/* $NetBSD: irix_sysmp.c,v 1.3 2001/12/25 19:04:19 manu Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Emmanuel Dreyfus.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: irix_sysmp.c,v 1.3 2001/12/25 19:04:19 manu Exp $");
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#include <sys/errno.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/sysctl.h>
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#include <machine/vmparam.h>
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#include <compat/svr4/svr4_types.h>
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#include <compat/irix/irix_types.h>
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#include <compat/irix/irix_signal.h>
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#include <compat/irix/irix_sysmp.h>
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#include <compat/irix/irix_syscallargs.h>
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int
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irix_sys_sysmp(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct irix_sys_sysmp_args /* {
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syscallarg(int) cmd;
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syscallarg(void *) arg1;
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syscallarg(void *) arg2;
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syscallarg(void *) arg3;
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syscallarg(void *) arg4;
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} */ *uap = v;
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int cmd = SCARG(uap, cmd);
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int error;
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#ifdef DEBUG_IRIX
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printf("irix_sys_sysmp(): cmd = %d\n", cmd);
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#endif
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switch(cmd) {
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case IRIX_MP_NPROCS: /* Number of processors in complex */
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case IRIX_MP_NAPROCS: { /* Number of active processors in complex */
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int ncpu;
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int name = HW_NCPU;
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int namelen = sizeof(name);
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error = hw_sysctl(&name, 1, &ncpu, &namelen, NULL, 0, p);
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if (!error)
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*retval = (register_t)ncpu;
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return error;
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break;
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}
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case IRIX_MP_PGSIZE: /* Page size */
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*retval = (register_t)PAGE_SIZE;
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break;
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default:
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printf("Warning: call to unimplemented sysmp() command %d\n",
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cmd);
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return EINVAL;
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break;
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}
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return 0;
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}
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