| 1 | /* $NetBSD: cdvar.h,v 1.32 2015/04/14 20:32:36 riastradh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1997 Manuel Bouyer. All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 16 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 17 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 18 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 21 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 22 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 25 | */ |
| 26 | |
| 27 | #include <sys/rndsource.h> |
| 28 | |
| 29 | #define CDRETRIES 4 |
| 30 | |
| 31 | struct cd_softc { |
| 32 | device_t sc_dev; |
| 33 | struct disk sc_dk; |
| 34 | kmutex_t sc_lock; |
| 35 | |
| 36 | int flags; |
| 37 | #define CDF_WLABEL 0x04 /* label is writable */ |
| 38 | #define CDF_LABELLING 0x08 /* writing label */ |
| 39 | #define CDF_ANCIENT 0x10 /* disk is ancient; for minphys */ |
| 40 | |
| 41 | struct scsipi_periph *sc_periph; |
| 42 | |
| 43 | struct cd_parms { |
| 44 | u_int blksize; |
| 45 | u_long disksize; /* total number sectors */ |
| 46 | u_long disksize512; /* total number sectors */ |
| 47 | } params; |
| 48 | |
| 49 | struct bufq_state *buf_queue; |
| 50 | struct callout sc_callout; |
| 51 | |
| 52 | krndsource_t rnd_source; |
| 53 | }; |
| 54 | |