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Merge from projects/mips to head by hand:

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Copy over sys_machdep.c
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Warner Losh 2010-01-10 20:13:05 +00:00
commit 738f2af8d1
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sys/mips/mips/sys_machdep.c Normal file
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/*-
* Copyright (c) 1990 The Regents of the University of California.
* 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.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*
* from: @(#)sys_machdep.c 5.5 (Berkeley) 1/19/91
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
#include <sys/sysproto.h>
#include <sys/syscall.h>
#include <sys/sysent.h>
#include <machine/sysarch.h>
#ifndef _SYS_SYSPROTO_H_
struct sysarch_args {
int op;
char *parms;
};
#endif
int
sysarch(td, uap)
struct thread *td;
register struct sysarch_args *uap;
{
int error;
void *tlsbase;
switch (uap->op) {
case MIPS_SET_TLS :
td->td_md.md_tls = (void*)uap->parms;
error = 0;
break;
case MIPS_GET_TLS :
tlsbase = td->td_md.md_tls;
error = copyout(&tlsbase, uap->parms, sizeof(tlsbase));
break;
default:
error = EINVAL;
}
return (error);
}