sys/i386/isa/ftreg.h

/*
 *  Copyright (c) 1993 Steve Gerakines
 *
 *  This is freely redistributable software.  You may do anything you
 *  wish with it, so long as the above notice stays intact.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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(S) 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.
 *
 *  ftreg.h - QIC-40/80 floppy tape driver header
 *  10/30/93 v0.3
 *  More things will end up here.  QC_VENDORID and QC_VERSION now used.
 *
 *  08/07/93 v0.2 release
 *  Things that should've been here in the first place were moved.
 *  Tape geometry and segment request types were added.
 *
 *  06/03/93 v0.1 Alpha release
 *  Initial revision.  Many more things should be moved here.
 */

/* QIC-117 command set. */
#define QC_RESET                        1       /* reset */
#define QC_NEXTBIT                      2       /* report next bit */
#define QC_PAUSE                        3       /* pause */
#define QC_STPAUSE                      4       /* step pause */
#define QC_TIMEOUT                      5       /* alt timeout */
#define QC_STATUS                       6       /* report status */
#define QC_ERRCODE                      7       /* report error code */
#define QC_CONFIG                       8       /* report config */
#define QC_VERSION                      9       /* report version */
#define QC_FORWARD                      10      /* logical forward */
#define QC_SEEKSTART                    11      /* seek to track start */
#define QC_SEEKEND                      12      /* seek to track end */
#define QC_SEEKTRACK                    13      /* seek head to track */
#define QC_SEEKLOAD                     14      /* seek load point */
#define QC_FORMAT                       15      /* format mode */
#define QC_WRITEREF                     16      /* write reference */
#define QC_VERIFY                       17      /* verify mode */
#define QC_STOP                         18      /* stop tape */
#define QC_STEPUP                       21      /* step head up */
#define QC_STEPDOWN                     22      /* step head down */
#define QC_SEEKREV                      25      /* seek reverse */
#define QC_SEEKFWD                      26      /* seek forward */
#define QC_RATE                         27      /* select data rate */
#define QC_DIAG1                        28      /* diagnostic mode 1 */
#define QC_DIAG2                        29      /* diagnostic mode 2 */
#define QC_PRIMARY                      30      /* primary mode */
#define QC_VENDORID                     32      /* vendor id */
#define QC_TSTATUS                      33      /* report tape status */
#define QC_EXTREV                       34      /* extended skip reverse */
#define QC_EXTFWD                       35      /* extended skip forward */

/* Colorado enable/disable. */
#define QC_COL_ENABLE1                  46      /* enable */
#define QC_COL_ENABLE2                  2       /* null-op */
#define QC_COL_DISABLE                  47      /* disable */

/* Mountain enable/disable. */
#define QC_MTN_ENABLE1                  23      /* enable 1 */
#define QC_MTN_ENABLE2                  20      /* enable 2 */
#define QC_MTN_DISABLE                  24      /* disable */

/* Segment I/O request. */
typedef struct segq {
        unsigned char buff[QCV_SEGSIZE];/* Segment data; first for alignment */
        int reqtype;                    /* Request type */
        long reqcrc;                    /* CRC Errors found */
        long reqbad;                    /* Bad sector map */
        long reqblk;                    /* Block request starts at */
        int reqcan;                     /* Cancel read-ahead */
} SegReq;