scsiio.h

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    1 /*      $OpenBSD: scsiio.h,v 1.10 2012/09/05 17:17:47 deraadt Exp $     */
    2 /*      $NetBSD: scsiio.h,v 1.3 1994/06/29 06:45:09 cgd Exp $   */
    3 
    4 #ifndef _SYS_SCSIIO_H_
    5 #define _SYS_SCSIIO_H_
    6 
    7 
    8 #include <sys/types.h>
    9 #include <sys/ioctl.h>
   10 
   11 #define SENSEBUFLEN 48
   12 #define CMDBUFLEN   16
   13 
   14 typedef struct  scsireq {
   15         u_long  flags;          /* info about the request status and type */
   16         u_long  timeout;
   17         u_char  cmd[CMDBUFLEN];
   18         u_char  cmdlen;
   19         caddr_t databuf;        /* address in user space of buffer */
   20         u_long  datalen;        /* size of user buffer (request) */
   21         u_long  datalen_used;   /* size of user buffer (used)*/
   22         u_char  sense[SENSEBUFLEN]; /* returned sense will be in here */
   23         u_char  senselen;       /* sensedata request size (MAX of SENSEBUFLEN)*/
   24         u_char  senselen_used;  /* return value only */
   25         u_char  status;         /* what the scsi status was from the adapter */
   26         u_char  retsts;         /* the return status for the command */
   27         int     error;          /* error bits */
   28 } scsireq_t;
   29 
   30 /* bit definitions for flags */
   31 #define SCCMD_READ              0x00000001
   32 #define SCCMD_WRITE             0x00000002
   33 #define SCCMD_IOV               0x00000004
   34 #define SCCMD_ESCAPE            0x00000010
   35 #define SCCMD_TARGET            0x00000020
   36 
   37 
   38 /* definitions for the return status (retsts) */
   39 #define SCCMD_OK        0x00
   40 #define SCCMD_TIMEOUT   0x01
   41 #define SCCMD_BUSY      0x02
   42 #define SCCMD_SENSE     0x03
   43 #define SCCMD_UNKNOWN   0x04
   44 
   45 #define SCIOCCOMMAND    _IOWR('Q', 1, scsireq_t)
   46 
   47 #define SC_DB_CMDS      0x00000001      /* show all scsi cmds and errors */
   48 #define SC_DB_FLOW      0x00000002      /* show routines entered        */
   49 #define SC_DB_FLOW2     0x00000004      /* show path INSIDE routines    */
   50 #define SC_DB_DMA       0x00000008      /* show DMA segments etc        */
   51 #define SCIOCDEBUG      _IOW('Q', 2, int)       /* from 0 to 15 */
   52 
   53 struct scsi_addr {
   54         int     type;
   55 #define TYPE_SCSI       0
   56 #define TYPE_ATAPI      1
   57         int     scbus;          /* -1 if wildcard */
   58         int     target;         /* -1 if wildcard */
   59         int     lun;            /* -1 if wildcard */
   60 };
   61 
   62 #define SCIOCRESET      _IO('Q', 7)     /* reset the device */
   63 #define SCIOCIDENTIFY   _IOR('Q', 9, struct scsi_addr) 
   64 
   65 struct sbioc_device {
   66         void            *sd_cookie;
   67         int             sd_target;
   68         int             sd_lun;
   69 };
   70 
   71 #define SBIOCPROBE      _IOWR('Q', 127, struct sbioc_device)
   72 #define SBIOCDETACH     _IOWR('Q', 128, struct sbioc_device)
   73 
   74 #endif /* _SYS_SCSIIO_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/sys/scsiio.h

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sys/sys/scsiio.h