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Annotation of Gnu-Mach/linux/src/drivers/scsi/sr.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  *      sr.h by David Giller
                      3:  *      CD-ROM disk driver header file
                      4:  *      
                      5:  *      adapted from:
                      6:  *     sd.h Copyright (C) 1992 Drew Eckhardt 
                      7:  *     SCSI disk driver header file by
                      8:  *             Drew Eckhardt 
                      9:  *
                     10:  *     <[email protected]>
                     11:  *
                     12:  *       Modified by Eric Youngdale [email protected] to
                     13:  *       add scatter-gather, multiple outstanding request, and other
                     14:  *       enhancements.
                     15:  */
                     16: 
                     17: #ifndef _SR_H
                     18: #define _SR_H
                     19: 
                     20: #include "scsi.h"
                     21: 
                     22: typedef struct
                     23:        {
                     24:        unsigned        capacity;               /* size in blocks                       */
                     25:        unsigned        sector_size;            /* size in bytes                        */
                     26:        Scsi_Device     *device;                
                     27:        unsigned long   mpcd_sector;            /* for reading multisession-CD's        */
                     28:        char            xa_flags;               /* some flags for handling XA-CD's      */
                     29:        unsigned char   sector_bit_size;        /* sector size = 2^sector_bit_size      */
                     30:        unsigned char   sector_bit_shift;       /* sectors/FS block = 2^sector_bit_shift*/
                     31:        unsigned        needs_sector_size:1;    /* needs to get sector size */
                     32:        unsigned        ten:1;                  /* support ten byte commands            */
                     33:        unsigned        remap:1;                /* support remapping                    */
                     34:        unsigned        use:1;                  /* is this device still supportable     */
                     35:        unsigned        auto_eject:1;           /* auto-eject medium on last release.   */
                     36:        } Scsi_CD;
                     37:        
                     38: extern Scsi_CD * scsi_CDs;
                     39: 
                     40: #endif

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