Root/include/scsi/scsi_ioctl.h

1#ifndef _SCSI_IOCTL_H
2#define _SCSI_IOCTL_H
3
4#define SCSI_IOCTL_SEND_COMMAND 1
5#define SCSI_IOCTL_TEST_UNIT_READY 2
6#define SCSI_IOCTL_BENCHMARK_COMMAND 3
7#define SCSI_IOCTL_SYNC 4 /* Request synchronous parameters */
8#define SCSI_IOCTL_START_UNIT 5
9#define SCSI_IOCTL_STOP_UNIT 6
10/* The door lock/unlock constants are compatible with Sun constants for
11   the cdrom */
12#define SCSI_IOCTL_DOORLOCK 0x5380 /* lock the eject mechanism */
13#define SCSI_IOCTL_DOORUNLOCK 0x5381 /* unlock the mechanism */
14
15#define SCSI_REMOVAL_PREVENT 1
16#define SCSI_REMOVAL_ALLOW 0
17
18#ifdef __KERNEL__
19
20struct scsi_device;
21
22/*
23 * Structures used for scsi_ioctl et al.
24 */
25
26typedef struct scsi_ioctl_command {
27    unsigned int inlen;
28    unsigned int outlen;
29    unsigned char data[0];
30} Scsi_Ioctl_Command;
31
32typedef struct scsi_idlun {
33    __u32 dev_id;
34    __u32 host_unique_id;
35} Scsi_Idlun;
36
37/* Fibre Channel WWN, port_id struct */
38typedef struct scsi_fctargaddress {
39    __u32 host_port_id;
40    unsigned char host_wwn[8]; // include NULL term.
41} Scsi_FCTargAddress;
42
43extern int scsi_ioctl(struct scsi_device *, int, void __user *);
44extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
45                   void __user *arg, int ndelay);
46
47#endif /* __KERNEL__ */
48#endif /* _SCSI_IOCTL_H */
49

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