/* * $Id$ */ #ifndef _SYS_SCSIIO_H_ #define _SYS_SCSIIO_H_ #ifndef KERNEL #include #endif #include #define SENSEBUFLEN 48 typedef struct scsireq { u_long flags; /* info about the request status and type */ u_long timeout; u_char cmd[16]; /* 12 is actually the max */ u_char cmdlen; caddr_t databuf; /* address in user space of buffer */ u_long datalen; /* size of user buffer (request) */ u_long datalen_used; /* size of user buffer (used)*/ u_char sense[SENSEBUFLEN]; /* returned sense will be in here */ u_char senselen; /* sensedata request size (MAX of SENSEBUFLEN)*/ u_char senselen_used; /* return value only */ u_char status; /* what the scsi status was from the adapter */ u_char retsts; /* the return status for the command */ int error; /* error bits */ } scsireq_t; /* bit definitions for flags */ #define SCCMD_READ 0x00000001 #define SCCMD_WRITE 0x00000002 #define SCCMD_IOV 0x00000004 #define SCCMD_ESCAPE 0x00000010 #define SCCMD_TARGET 0x00000020 /* definitions for the return status (retsts) */ #define SCCMD_OK 0x00 #define SCCMD_TIMEOUT 0x01 #define SCCMD_BUSY 0x02 #define SCCMD_SENSE 0x03 #define SCCMD_UNKNOWN 0x04 #define SCIOCCOMMAND _IOWR('Q', 1, scsireq_t) #define SC_DB_CMDS 0x00000001 /* show all scsi cmds and errors */ #define SC_DB_FLOW 0x00000002 /* show routines entered */ #define SC_DB_FLOW2 0x00000004 /* show path INSIDE routines */ #define SC_DB_DMA 0x00000008 /* show DMA segments etc */ #define SCIOCDEBUG _IOW('Q', 2, int) /* from 0 to 15 */ struct scsi_addr { int scbus; /* -1 if wildcard */ int target; /* -1 if wildcard */ int lun; /* -1 if wildcard */ } ; #define SCIOCREPROBE _IOW('Q', 3, struct scsi_addr) /* look for new devs */ #define SCIOCIDENTIFY _IOR('Q', 4, struct scsi_addr) /* where are you? */ #define SCIOCDECONFIG _IO('Q', 5) /* please disappear */ #define SCIOCRECONFIG _IO('Q', 6) /* please check again */ #define SCIOCRESET _IO('Q', 7) /* reset the device */ #define SCIOCADDR _IOW('Q', 8, struct scsi_addr) /* Change address */ #define SCIOCFREEZE _IO('Q', 9) /* Freeze SCSI */ #define SCIOCTHAW _IO('Q', 10) /* Thaw SCSI */ #define SCIOCFREEZETHAW _IOW('Q', 11, int) /* Freeze SCSI for some seconds */ #define SCIOCWAITTHAW _IO('Q', 12) /* Wait for SCSI to thaw */ #endif /* !_SYS_SCSIIO_H_ */