1 /* $OpenBSD: scsiio.h,v 1.8 2006/11/27 18:32:33 dlg 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
13 typedef struct scsireq {
14 u_long flags; /* info about the request status and type */
15 u_long timeout;
16 u_char cmd[16]; /* 12 is actually the max */
17 u_char cmdlen;
18 caddr_t databuf; /* address in user space of buffer */
19 u_long datalen; /* size of user buffer (request) */
20 u_long datalen_used; /* size of user buffer (used)*/
21 u_char sense[SENSEBUFLEN]; /* returned sense will be in here */
22 u_char senselen; /* sensedata request size (MAX of SENSEBUFLEN)*/
23 u_char senselen_used; /* return value only */
24 u_char status; /* what the scsi status was from the adapter */
25 u_char retsts; /* the return status for the command */
26 int error; /* error bits */
27 } scsireq_t;
28
29 /* bit definitions for flags */
30 #define SCCMD_READ 0x00000001
31 #define SCCMD_WRITE 0x00000002
32 #define SCCMD_IOV 0x00000004
33 #define SCCMD_ESCAPE 0x00000010
34 #define SCCMD_TARGET 0x00000020
35
36
37 /* definitions for the return status (retsts) */
38 #define SCCMD_OK 0x00
39 #define SCCMD_TIMEOUT 0x01
40 #define SCCMD_BUSY 0x02
41 #define SCCMD_SENSE 0x03
42 #define SCCMD_UNKNOWN 0x04
43
44 #define SCIOCCOMMAND _IOWR('Q', 1, scsireq_t)
45
46 #define SC_DB_CMDS 0x00000001 /* show all scsi cmds and errors */
47 #define SC_DB_FLOW 0x00000002 /* show routines entered */
48 #define SC_DB_FLOW2 0x00000004 /* show path INSIDE routines */
49 #define SC_DB_DMA 0x00000008 /* show DMA segments etc */
50 #define SCIOCDEBUG _IOW('Q', 2, int) /* from 0 to 15 */
51
52 struct oscsi_addr {
53 int scbus; /* -1 if wildcard */
54 int target; /* -1 if wildcard */
55 int lun; /* -1 if wildcard */
56 } ;
57
58 struct scsi_addr {
59 int type;
60 #define TYPE_SCSI 0
61 #define TYPE_ATAPI 1
62 int scbus; /* -1 if wildcard */
63 int target; /* -1 if wildcard */
64 int lun; /* -1 if wildcard */
65 };
66
67 #define SCIOCRESET _IO('Q', 7) /* reset the device */
68 #define SCIOCIDENTIFY _IOR('Q', 9, struct scsi_addr)
69
70 struct sbioc_device {
71 void *sd_cookie;
72 int sd_target;
73 int sd_lun;
74 };
75
76 #define SBIOCPROBE _IOWR('Q', 127, struct sbioc_device)
77 #define SBIOCDETACH _IOWR('Q', 128, struct sbioc_device)
78
79 #endif /* _SYS_SCSIIO_H_ */