| 1 | /* $NetBSD: wdvar.h,v 1.43 2016/07/22 04:08:10 jakllsch Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1998, 2001 Manuel Bouyer. |
| 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 | #ifndef _DEV_ATA_WDVAR_H_ |
| 28 | #define _DEV_ATA_WDVAR_H_ |
| 29 | |
| 30 | #ifdef _KERNEL_OPT |
| 31 | #include "opt_wd_softbadsect.h" |
| 32 | #endif |
| 33 | |
| 34 | #include <sys/rndsource.h> |
| 35 | |
| 36 | struct wd_softc { |
| 37 | /* General disk infos */ |
| 38 | device_t sc_dev; |
| 39 | struct disk sc_dk; |
| 40 | struct bufq_state *sc_q; |
| 41 | struct callout sc_restart_ch; |
| 42 | int sc_quirks; /* any quirks drive might have */ |
| 43 | /* IDE disk soft states */ |
| 44 | struct ata_bio sc_wdc_bio; /* current transfer */ |
| 45 | struct buf *sc_bp; /* buf being transfered */ |
| 46 | struct ata_drive_datas *drvp; /* Our controller's infos */ |
| 47 | const struct ata_bustype *atabus; |
| 48 | int openings; |
| 49 | struct ataparams sc_params;/* drive characteristics found */ |
| 50 | int sc_flags; |
| 51 | #define WDF_WLABEL 0x004 /* label is writable */ |
| 52 | #define WDF_LABELLING 0x008 /* writing label */ |
| 53 | /* |
| 54 | * XXX Nothing resets this yet, but disk change sensing will when ATA-4 is |
| 55 | * more fully implemented. |
| 56 | */ |
| 57 | #define WDF_LOADED 0x010 /* parameters loaded */ |
| 58 | #define WDF_WAIT 0x020 /* waiting for resources */ |
| 59 | #define WDF_LBA 0x040 /* using LBA mode */ |
| 60 | #define WDF_KLABEL 0x080 /* retain label after 'full' close */ |
| 61 | #define WDF_LBA48 0x100 /* using 48-bit LBA mode */ |
| 62 | uint64_t sc_capacity; /* full capacity of the device */ |
| 63 | uint64_t sc_capacity512; /* ... in DEV_BSIZE blocks */ |
| 64 | uint32_t sc_capacity28; /* capacity accessible with LBA28 commands */ |
| 65 | uint32_t sc_blksize; /* logical block size, in bytes */ |
| 66 | |
| 67 | int retries; /* number of xfer retry */ |
| 68 | |
| 69 | #ifdef WD_SOFTBADSECT |
| 70 | SLIST_HEAD(, disk_badsectors) sc_bslist; |
| 71 | u_int sc_bscount; |
| 72 | #endif |
| 73 | krndsource_t rnd_source; |
| 74 | }; |
| 75 | |
| 76 | #define sc_drive sc_wdc_bio.drive |
| 77 | #define sc_mode sc_wdc_bio.mode |
| 78 | #define sc_multi sc_wdc_bio.multi |
| 79 | #define sc_badsect sc_wdc_bio.badsect |
| 80 | |
| 81 | #endif /* _DEV_ATA_WDVAR_H_ */ |
| 82 | |