#ifndef REQPKT32_H
    #define REQPKT32_H

    /* Status word in RPH */

    #define STERR        0x8000           /* Bit 15 - Error                */
    #define STINTER      0x0400           /* Bit 10 - Interim character    */
    #define STBUI        0x0200           /* Bit  9 - Busy                 */
    #define STDON        0x0100           /* Bit  8 - Done                 */
    #define STECODE      0x00FF           /* Error code                    */
    #define WRECODE      0x0000

    #define STATUS_DONE       0x0100
    #define STATUS_ERR_UNKCMD 0x8003

    #pragma pack(1)
    struct reqhdr {
        unsigned char  length;
        unsigned char  unit;
        unsigned char  command;
        unsigned short status;
        unsigned char  flags;
        unsigned char  reserved[3];
        unsigned long  link;
    };

    struct reqpkt_ioctl {
        struct reqhdr  header;
        unsigned char  cat;
        unsigned char  func;
        PTR16          parm;
        PTR16          data;
        unsigned short sfn;
        unsigned short parmlen;
        unsigned short datalen;
    };

    struct reqpkt_open {
        struct reqhdr  header;
        unsigned short sfn;
    };

    struct reqpkt_close {
        struct reqhdr  header;
        unsigned short sfn;
    };

    struct reqpkt_read {
        struct reqhdr  header;
        unsigned char  media_descriptor;
        unsigned long  transfer_address;
        unsigned short count;
        unsigned long  first_sector;
        unsigned short sfn;
    };

    struct reqpkt_write {
        struct reqhdr  header;
        unsigned char  media_descriptor;
        unsigned long  transfer_address;
        unsigned short count;
        unsigned long  first_sector;
        unsigned short sfn;
    };

    struct reqpkt_init {
        struct reqhdr header;
        unsigned char unit;
        union {
            struct {
                PTR16         devhelp;
                PTR16         initarg;
                unsigned char drivenum;
            } input;
            struct {
                unsigned short codeend;
                unsigned short dataend;
                PTR16          bpbarray;
                unsigned short status;
            } output;
        } u;
    };
    #pragma pack()

#endif