mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-22 11:17:19 +00:00
96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/*-
|
|
* Copyright (c) 1994 Søren Schmidt
|
|
* Copyright (c) 1995 Steven Wallace
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer
|
|
* in this position and unchanged.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software withough specific prior written permission
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* ibcs2_sysi86.c,v 1.1 1994/10/14 08:53:11 sos Exp
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/sysctl.h>
|
|
|
|
#include <i386/ibcs2/ibcs2_types.h>
|
|
#include <i386/ibcs2/ibcs2_signal.h>
|
|
#include <i386/ibcs2/ibcs2_util.h>
|
|
#include <i386/ibcs2/ibcs2_proto.h>
|
|
|
|
#define IBCS2_FP_NO 0 /* no fp support */
|
|
#define IBCS2_FP_SW 1 /* software emulator */
|
|
#define IBCS2_FP_287 2 /* 80287 FPU */
|
|
#define IBCS2_FP_387 3 /* 80387 FPU */
|
|
|
|
#define SI86_FPHW 40
|
|
#define STIME 54
|
|
#define SETNAME 56
|
|
#define SI86_MEM 65
|
|
|
|
extern int hw_float;
|
|
|
|
int
|
|
ibcs2_sysi86(struct proc *p, struct ibcs2_sysi86_args *args)
|
|
{
|
|
switch (SCARG(args, cmd)) {
|
|
case SI86_FPHW: { /* Floating Point information */
|
|
int val, error;
|
|
|
|
if (hw_float) val = IBCS2_FP_387; /* FPU hardware */
|
|
else val = IBCS2_FP_SW; /* FPU emulator */
|
|
|
|
if (error = copyout(&val, SCARG(args, arg), sizeof(val)))
|
|
return error;
|
|
return 0;
|
|
}
|
|
|
|
case STIME: /* set the system time given pointer to long */
|
|
/* gettimeofday; time.tv_sec = *args->arg; settimeofday */
|
|
return EINVAL;
|
|
|
|
case SETNAME: { /* set hostname given string w/ len <= 7 chars */
|
|
int name[2];
|
|
int error;
|
|
|
|
if ((error = suser(p->p_ucred, &p->p_acflag)))
|
|
return (error);
|
|
name[0] = CTL_KERN;
|
|
name[1] = KERN_HOSTNAME;
|
|
return (userland_sysctl(p, name, 2, 0, 0, 0,
|
|
SCARG(args, arg), 7, 0));
|
|
}
|
|
|
|
case SI86_MEM: /* size of physical memory */
|
|
p->p_retval[0] = ctob(physmem);
|
|
return 0;
|
|
|
|
default:
|
|
#ifdef DIAGNOSTIC
|
|
printf("IBCS2: 'sysi86' function %d(0x%x) "
|
|
"not implemented yet\n", SCARG(args, cmd), args->cmd);
|
|
#endif
|
|
return EINVAL;
|
|
}
|
|
}
|