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