1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  * Copyright 2011 Joyent, Inc. All rights reserved.
  25  */
  26 
  27 #ifndef _SYS_VDEV_DISK_H
  28 #define _SYS_VDEV_DISK_H
  29 
  30 #include <sys/vdev.h>
  31 #ifdef _KERNEL
  32 #include <sys/buf.h>
  33 #include <sys/ddi.h>
  34 #include <sys/sunldi.h>
  35 #include <sys/sunddi.h>
  36 #endif
  37 
  38 #ifdef  __cplusplus
  39 extern "C" {
  40 #endif
  41 
  42 #ifdef _KERNEL
  43 typedef struct vdev_disk {
  44         ddi_devid_t     vd_devid;
  45         char            *vd_minor;
  46         ldi_handle_t    vd_lh;
  47 } vdev_disk_t;
  48 #endif
  49 
  50 extern int vdev_disk_physio(vdev_t *, caddr_t, size_t, uint64_t, int);
  51 
  52 /*
  53  * Since vdev_disk.c is not compiled into libzpool, this function should only be
  54  * defined in the zfs kernel module.
  55  */
  56 #ifdef _KERNEL
  57 extern int vdev_disk_ldi_physio(ldi_handle_t, caddr_t, size_t, uint64_t, int);
  58 #endif
  59 #ifdef  __cplusplus
  60 }
  61 #endif
  62 
  63 #endif  /* _SYS_VDEV_DISK_H */