text: /*-
   * Copyright (c) 2009 Konstantin Belousov
   * 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.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD: release/9.1.0/sys/amd64/ia32/ia32_misc.c 220238 2011-04-01 11:16:29Z kib $");
  
  #include "opt_compat.h"
  
  #include <sys/param.h>
  #include <sys/mount.h>
  #include <sys/proc.h>
  #include <sys/socket.h>
  #include <sys/sysent.h>
  #include <sys/sysproto.h>
  #include <sys/systm.h>
  #include <sys/uio.h>
  
  #include <machine/cpu.h>
  #include <machine/sysarch.h>
  
  #include <compat/freebsd32/freebsd32_util.h>
  #include <compat/freebsd32/freebsd32.h>
  #include <compat/freebsd32/freebsd32_proto.h>
  
  int
  freebsd32_sysarch(struct thread *td, struct freebsd32_sysarch_args *uap)
  {
  	struct sysarch_args uap1;
  	struct i386_ldt_args uapl;
  	struct i386_ldt_args32 uapl32;
  	int error;
  
  	if (uap->op == I386_SET_LDT || uap->op == I386_GET_LDT) {
  		if ((error = copyin(uap->parms, &uapl32, sizeof(uapl32))) != 0)
  			return (error);
  		uap1.op = uap->op;
  		uap1.parms = (char *)&uapl;
  		uapl.start = uapl32.start;
  		uapl.descs = (struct user_segment_descriptor *)(uintptr_t)
  		    uapl32.descs;
  		uapl.num = uapl32.num;
  		return (sysarch_ldt(td, &uap1, UIO_SYSSPACE));
  	} else {
  		uap1.op = uap->op;
  		uap1.parms = uap->parms;
  		return (sysarch(td, &uap1));
  	}
  }
  
  #ifdef COMPAT_43
  int
  ofreebsd32_getpagesize(struct thread *td,
      struct ofreebsd32_getpagesize_args *uap)
  {
  
  	td->td_retval[0] = IA32_PAGE_SIZE;
  	return (0);
  }
  #endif
  