NetBSD/sys/dev/ata/wdvar.h

88 lines
3.2 KiB
C

/* $NetBSD: wdvar.h,v 1.28 2004/09/25 03:34:02 thorpej Exp $ */
/*
* Copyright (c) 1998, 2001 Manuel Bouyer.
*
* 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 Manuel Bouyer.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#ifndef _DEV_ATA_WDVAR_H_
#define _DEV_ATA_WDVAR_H_
#ifdef _KERNEL_OPT
#include "opt_wd_softbadsect.h"
#endif
struct wd_softc {
/* General disk infos */
struct device sc_dev;
struct disk sc_dk;
struct bufq_state sc_q;
struct callout sc_restart_ch;
int sc_quirks; /* any quirks drive might have */
/* IDE disk soft states */
struct ata_bio sc_wdc_bio; /* current transfer */
struct buf *sc_bp; /* buf being transfered */
struct ata_drive_datas *drvp; /* Our controller's infos */
const struct ata_bustype *atabus;
int openings;
struct ataparams sc_params;/* drive characteristics found */
int sc_flags;
#define WDF_WLABEL 0x004 /* label is writable */
#define WDF_LABELLING 0x008 /* writing label */
/*
* XXX Nothing resets this yet, but disk change sensing will when ATA-4 is
* more fully implemented.
*/
#define WDF_LOADED 0x010 /* parameters loaded */
#define WDF_WAIT 0x020 /* waiting for resources */
#define WDF_LBA 0x040 /* using LBA mode */
#define WDF_KLABEL 0x080 /* retain label after 'full' close */
#define WDF_LBA48 0x100 /* using 48-bit LBA mode */
u_int64_t sc_capacity;
int cyl; /* actual drive parameters */
int heads;
int sectors;
int retries; /* number of xfer retry */
void *sc_sdhook; /* our shutdown hook */
#ifdef WD_SOFTBADSECT
SLIST_HEAD(, disk_badsectors) sc_bslist;
u_int sc_bscount;
#endif
#if NRND > 0
rndsource_element_t rnd_source;
#endif
};
#define sc_drive sc_wdc_bio.drive
#define sc_mode sc_wdc_bio.mode
#define sc_multi sc_wdc_bio.multi
#define sc_badsect sc_wdc_bio.badsect
#endif /* _DEV_ATA_WDVAR_H_ */