67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
#ifndef _SCSI_IOCTL_H
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#define _SCSI_IOCTL_H
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#define SCSI_IOCTL_SEND_COMMAND 1
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#define SCSI_IOCTL_TEST_UNIT_READY 2
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#define SCSI_IOCTL_BENCHMARK_COMMAND 3
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#define SCSI_IOCTL_SYNC 4 /* Request synchronous parameters */
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#define SCSI_IOCTL_START_UNIT 5
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#define SCSI_IOCTL_STOP_UNIT 6
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/* The door lock/unlock constants are compatible with Sun constants for
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the cdrom */
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#define SCSI_IOCTL_DOORLOCK 0x5380 /* lock the eject mechanism */
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#define SCSI_IOCTL_DOORUNLOCK 0x5381 /* unlock the mechanism */
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#define SCSI_REMOVAL_PREVENT 1
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#define SCSI_REMOVAL_ALLOW 0
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/*
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* Here are some scsi specific ioctl commands which are sometimes useful.
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*
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* Note that include/linux/cdrom.h also defines IOCTL 0x5300 - 0x5395
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*/
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/* Used to obtain PUN and LUN info. Conflicts with CDROMAUDIOBUFSIZ */
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#define SCSI_IOCTL_GET_IDLUN 0x5382
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/* 0x5383 and 0x5384 were used for SCSI_IOCTL_TAGGED_{ENABLE,DISABLE} */
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/* Used to obtain the host number of a device. */
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#define SCSI_IOCTL_PROBE_HOST 0x5385
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/* Used to obtain the bus number for a device */
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#define SCSI_IOCTL_GET_BUS_NUMBER 0x5386
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/* Used to obtain the PCI location of a device */
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#define SCSI_IOCTL_GET_PCI 0x5387
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/*
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* Structures used for scsi_ioctl et al.
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*/
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typedef struct scsi_ioctl_command {
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unsigned int inlen;
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unsigned int outlen;
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unsigned char data[0];
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} Scsi_Ioctl_Command;
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typedef struct scsi_idlun {
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__u32 dev_id;
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__u32 host_unique_id;
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} Scsi_Idlun;
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/* Fibre Channel WWN, port_id struct */
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typedef struct scsi_fctargaddress {
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__u32 host_port_id;
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unsigned char host_wwn[8]; // include NULL term.
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} Scsi_FCTargAddress;
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#ifdef __KERNEL__
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struct scsi_device;
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extern int scsi_ioctl(struct scsi_device *, int, void __user *);
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extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
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void __user *arg, int ndelay);
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#endif /* __KERNEL__ */
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#endif /* _SCSI_IOCTL_H */
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