75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/* $OpenBSD: scsiio.h,v 1.10 2012/09/05 17:17:47 deraadt Exp $ */
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/* $NetBSD: scsiio.h,v 1.3 1994/06/29 06:45:09 cgd Exp $ */
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#ifndef _SYS_SCSIIO_H_
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#define _SYS_SCSIIO_H_
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#define SENSEBUFLEN 48
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#define CMDBUFLEN 16
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typedef struct scsireq {
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u_long flags; /* info about the request status and type */
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u_long timeout;
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u_char cmd[CMDBUFLEN];
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u_char cmdlen;
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caddr_t databuf; /* address in user space of buffer */
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u_long datalen; /* size of user buffer (request) */
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u_long datalen_used; /* size of user buffer (used)*/
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u_char sense[SENSEBUFLEN]; /* returned sense will be in here */
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u_char senselen; /* sensedata request size (MAX of SENSEBUFLEN)*/
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u_char senselen_used; /* return value only */
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u_char status; /* what the scsi status was from the adapter */
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u_char retsts; /* the return status for the command */
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int error; /* error bits */
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} scsireq_t;
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/* bit definitions for flags */
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#define SCCMD_READ 0x00000001
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#define SCCMD_WRITE 0x00000002
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#define SCCMD_IOV 0x00000004
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#define SCCMD_ESCAPE 0x00000010
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#define SCCMD_TARGET 0x00000020
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/* definitions for the return status (retsts) */
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#define SCCMD_OK 0x00
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#define SCCMD_TIMEOUT 0x01
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#define SCCMD_BUSY 0x02
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#define SCCMD_SENSE 0x03
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#define SCCMD_UNKNOWN 0x04
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#define SCIOCCOMMAND _IOWR('Q', 1, scsireq_t)
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#define SC_DB_CMDS 0x00000001 /* show all scsi cmds and errors */
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#define SC_DB_FLOW 0x00000002 /* show routines entered */
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#define SC_DB_FLOW2 0x00000004 /* show path INSIDE routines */
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#define SC_DB_DMA 0x00000008 /* show DMA segments etc */
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#define SCIOCDEBUG _IOW('Q', 2, int) /* from 0 to 15 */
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struct scsi_addr {
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int type;
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#define TYPE_SCSI 0
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#define TYPE_ATAPI 1
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int scbus; /* -1 if wildcard */
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int target; /* -1 if wildcard */
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int lun; /* -1 if wildcard */
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};
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#define SCIOCRESET _IO('Q', 7) /* reset the device */
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#define SCIOCIDENTIFY _IOR('Q', 9, struct scsi_addr)
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struct sbioc_device {
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void *sd_cookie;
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int sd_target;
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int sd_lun;
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};
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#define SBIOCPROBE _IOWR('Q', 127, struct sbioc_device)
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#define SBIOCDETACH _IOWR('Q', 128, struct sbioc_device)
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#endif /* _SYS_SCSIIO_H_ */
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