diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/i386/isa/wdreg.h | 141 |
1 files changed, 74 insertions, 67 deletions
diff --git a/sys/i386/isa/wdreg.h b/sys/i386/isa/wdreg.h index 6885d8b..6730c55 100644 --- a/sys/i386/isa/wdreg.h +++ b/sys/i386/isa/wdreg.h @@ -34,7 +34,7 @@ * SUCH DAMAGE. * * from: @(#)wdreg.h 7.1 (Berkeley) 5/9/91 - * $Id: wdreg.h,v 1.25 1999/01/17 05:46:24 bde Exp $ + * $Id: wdreg.h,v 1.26 1999/04/13 20:22:32 peter Exp $ */ /* @@ -130,7 +130,11 @@ #define WDCC_READP 0xEC /* read parameters from controller */ #define WDCC_FEATURES 0xEF /* features control */ +#define WDCC_DEFECT 0xF0 /* read defect list */ + +#define WDFEA_NORCACHE 0x55 /* read cache disable */ #define WDFEA_RCACHE 0xAA /* read cache enable */ +#define WDFEA_NOWCACHE 0x82 /* write cache disable */ #define WDFEA_WCACHE 0x02 /* write cache enable */ #define WDFEA_SETXFER 0x03 /* set transfer mode */ @@ -147,78 +151,81 @@ struct wdparams { /* * XXX partly based on DRAFT X3T13/1153D rev 14. * by the time you read this it will have changed. + * Offsets in words + * (as that's how they are usually presented in tables + * e.g. QUANTUM Product manuals) */ /* drive info */ - short wdp_config; /* general configuration bits */ - u_short wdp_cylinders; /* number of cylinders */ - short wdp_reserved2; - u_short wdp_heads; /* number of heads */ - short wdp_unfbytespertrk; /* number of unformatted bytes/track */ - short wdp_unfbytes; /* number of unformatted bytes/sector */ - u_short wdp_sectors; /* number of sectors per track */ - short wdp_vendorunique[3]; + short wdp_config; /*0 general configuration bits */ + u_short wdp_cylinders; /*1 number of cylinders */ + short wdp_reserved2; /*2*/ + u_short wdp_heads; /*3 number of heads */ + short wdp_unfbytespertrk; /*4 number of unformatted bytes/track */ + short wdp_unfbytes; /*5 number of unformatted bytes/sec */ + u_short wdp_sectors; /*6 number of sectors per track */ + short wdp_vendorunique[3]; /*7,8,9*/ /* controller info */ - char wdp_serial[20]; /* serial number */ - short wdp_buffertype; /* buffer type */ + char wdp_serial[20]; /*10-19 serial number */ + short wdp_buffertype; /*20 buffer type */ #define WDTYPE_SINGLEPORTSECTOR 1 /* single port, single sector buffer */ #define WDTYPE_DUALPORTMULTI 2 /* dual port, multiple sector buffer */ #define WDTYPE_DUALPORTMULTICACHE 3 /* above plus track cache */ - short wdp_buffersize; /* buffer size, in 512-byte units */ - short wdp_necc; /* ecc bytes appended */ - char wdp_rev[8]; /* firmware revision */ - char wdp_model[40]; /* model name */ - char wdp_nsecperint; /* sectors per interrupt */ - char wdp_vendorunique1; - short wdp_usedmovsd; /* can use double word read/write? */ - char wdp_vendorunique2; - char wdp_capability; /* various capability bits */ - short wdp_cap_validate; /* validation for above */ - char wdp_vendorunique3; - char wdp_opiomode; /* PIO modes 0-2 */ - char wdp_vendorunique4; - char wdp_odmamode; /* old DMA modes, not in ATA-3 */ - short wdp_atavalid; /* validation for newer fields */ - short wdp_currcyls; - short wdp_currheads; - short wdp_currsectors; - short wdp_currsize0; - short wdp_currsize1; - char wdp_currmultsect; - char wdp_multsectvalid; - int wdp_lbasize; - short wdp_dmasword; /* obsolete in ATA-3 */ - short wdp_dmamword; /* multiword DMA modes */ - short wdp_eidepiomodes; /* advanced PIO modes */ - short wdp_eidedmamin; /* fastest possible DMA timing */ - short wdp_eidedmanorm; /* recommended DMA timing */ - short wdp_eidepioblind; /* fastest possible blind PIO */ - short wdp_eidepioacked; /* fastest possible IORDY PIO */ - short wdp_reserved69; - short wdp_reserved70; - short wdp_reserved71; - short wdp_reserved72; - short wdp_reserved73; - short wdp_reserved74; - short wdp_queuelen; - short wdp_reserved76; - short wdp_reserved77; - short wdp_reserved78; - short wdp_reserved79; - short wdp_versmaj; - short wdp_versmin; - short wdp_featsupp1; - short wdp_featsupp2; - short wdp_featsupp3; - short wdp_featenab1; - short wdp_featenab2; - short wdp_featenab3; - short wdp_udmamode; /* UltraDMA modes */ - short wdp_erasetime; - short wdp_enherasetime; - short wdp_apmlevel; - short wdp_reserved92[34]; - short wdp_rmvcap; - short wdp_securelevel; + short wdp_buffersize; /*21 buffer size, in 512-byte units */ + short wdp_necc; /*22 ecc bytes appended */ + char wdp_rev[8]; /*23-26 firmware revision */ + char wdp_model[40]; /*27-46 model name */ + char wdp_nsecperint; /*47L sectors per interrupt */ + char wdp_vendorunique1; /*47H*/ + short wdp_usedmovsd; /*48 can use double word read/write? */ + char wdp_vendorunique2; /*49L*/ + char wdp_capability; /*49H various capability bits */ + short wdp_cap_validate; /*50 validation for above */ + char wdp_vendorunique3; /*51L*/ + char wdp_opiomode; /*51H PIO modes 0-2 */ + char wdp_vendorunique4; /*52*/ + char wdp_odmamode; /*52 old DMA modes, not in ATA-3 */ + short wdp_atavalid; /*53 validation for newer fields */ + short wdp_currcyls; /*54 */ + short wdp_currheads; /*55 */ + short wdp_currsectors; /*56 */ + short wdp_currsize0; /*57 CHS size*/ + short wdp_currsize1; /*58 CHS size*/ + char wdp_currmultsect; /*59L */ + char wdp_multsectvalid; /*59H */ + int wdp_lbasize; /*60,61*/ + short wdp_dmasword; /*62 obsolete in ATA-3 */ + short wdp_dmamword; /*63 multiword DMA modes */ + short wdp_eidepiomodes; /*64 advanced PIO modes */ + short wdp_eidedmamin; /*65 fastest possible DMA timing */ + short wdp_eidedmanorm; /*66 recommended DMA timing */ + short wdp_eidepioblind; /*67 fastest possible blind PIO */ + short wdp_eidepioacked; /*68 fastest possible IORDY PIO */ + short wdp_reserved69; /*69*/ + short wdp_reserved70; /*70*/ + short wdp_reserved71; /*71*/ + short wdp_reserved72; /*72*/ + short wdp_reserved73; /*73*/ + short wdp_reserved74; /*74*/ + short wdp_queuelen; /*75*/ + short wdp_reserved76; /*76*/ + short wdp_reserved77; /*77*/ + short wdp_reserved78; /*78*/ + short wdp_reserved79; /*79*/ + short wdp_versmaj; /*80*/ + short wdp_versmin; /*81*/ + short wdp_featsupp1; /*82*/ + short wdp_featsupp2; /*83*/ + short wdp_featsupp3; /*84*/ + short wdp_featenab1; /*85*/ + short wdp_featenab2; /*86*/ + short wdp_featenab3; /*87*/ + short wdp_udmamode; /*88 UltraDMA modes */ + short wdp_erasetime; /*89*/ + short wdp_enherasetime; /*90*/ + short wdp_apmlevel; /*91*/ + short wdp_reserved92[34]; /*92*/ + short wdp_rmvcap; /*93*/ + short wdp_securelevel; /*94*/ }; /* |
