6f17f90cd6
when compiled with -DDIAGNOSTIC. Almost all significant SCO binaries I've run call an unsupported function and run correctly. Given that they aren't needed, the messages only clutter up the logfiles and console.
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/*-
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* Copyright (c) 1994 Søren Schmidt
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* Copyright (c) 1995 Steven Wallace
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* All rights reserved.
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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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* in this position and unchanged.
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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. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ibcs2_sysi86.c,v 1.1 1994/10/14 08:53:11 sos Exp
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/sysctl.h>
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#include <i386/ibcs2/ibcs2_types.h>
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#include <i386/ibcs2/ibcs2_signal.h>
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#include <i386/ibcs2/ibcs2_util.h>
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#include <i386/ibcs2/ibcs2_proto.h>
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#define IBCS2_FP_NO 0 /* no fp support */
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#define IBCS2_FP_SW 1 /* software emulator */
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#define IBCS2_FP_287 2 /* 80287 FPU */
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#define IBCS2_FP_387 3 /* 80387 FPU */
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#define SI86_FPHW 40
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#define STIME 54
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#define SETNAME 56
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#define SI86_MEM 65
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extern int hw_float;
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int
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ibcs2_sysi86(struct proc *p, struct ibcs2_sysi86_args *args, int *retval)
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{
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switch (SCARG(args, cmd)) {
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case SI86_FPHW: { /* Floating Point information */
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int val, error;
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if (hw_float) val = IBCS2_FP_387; /* FPU hardware */
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else val = IBCS2_FP_SW; /* FPU emulator */
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if (error = copyout(&val, SCARG(args, arg), sizeof(val)))
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return error;
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return 0;
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}
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case STIME: /* set the system time given pointer to long */
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/* gettimeofday; time.tv_sec = *args->arg; settimeofday */
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return EINVAL;
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case SETNAME: { /* set hostname given string w/ len <= 7 chars */
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int name[2];
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int error;
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if ((error = suser(p->p_ucred, &p->p_acflag)))
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return (error);
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name[0] = CTL_KERN;
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name[1] = KERN_HOSTNAME;
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return (userland_sysctl(p, name, 2, 0, 0, 0,
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SCARG(args, arg), 7, 0));
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}
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case SI86_MEM: /* size of physical memory */
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*retval = ctob(physmem);
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return 0;
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default:
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#ifdef DIAGNOSTIC
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printf("IBCS2: 'sysi86' function %d(0x%x) "
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"not implemented yet\n", SCARG(args, cmd), args->cmd);
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#endif
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return EINVAL;
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}
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}
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