1 | /* $NetBSD: scsiio.h,v 1.12 2007/03/04 06:03:41 christos Exp $ */ |
2 | |
3 | #ifndef _SYS_SCSIIO_H_ |
4 | #define _SYS_SCSIIO_H_ |
5 | |
6 | |
7 | #include <sys/types.h> |
8 | #include <sys/ioctl.h> |
9 | |
10 | #define SENSEBUFLEN 48 |
11 | |
12 | typedef struct scsireq { |
13 | u_long flags; /* info about the request status and type */ |
14 | u_long timeout; |
15 | u_char cmd[16]; /* 12 is actually the max */ |
16 | u_char cmdlen; |
17 | void * databuf; /* address in user space of buffer */ |
18 | u_long datalen; /* size of user buffer (request) */ |
19 | u_long datalen_used; /* size of user buffer (used)*/ |
20 | u_char sense[SENSEBUFLEN]; /* returned sense will be in here */ |
21 | u_char senselen; /* sensedata request size (MAX of SENSEBUFLEN)*/ |
22 | u_char senselen_used; /* return value only */ |
23 | u_char status; /* what the scsi status was from the adapter */ |
24 | u_char retsts; /* the return status for the command */ |
25 | int error; /* error bits */ |
26 | } scsireq_t; |
27 | |
28 | /* bit definitions for flags */ |
29 | #define SCCMD_READ 0x00000001 |
30 | #define SCCMD_WRITE 0x00000002 |
31 | #define SCCMD_IOV 0x00000004 |
32 | #define SCCMD_ESCAPE 0x00000010 |
33 | #define SCCMD_TARGET 0x00000020 |
34 | |
35 | |
36 | /* definitions for the return status (retsts) */ |
37 | #define SCCMD_OK 0x00 |
38 | #define SCCMD_TIMEOUT 0x01 |
39 | #define SCCMD_BUSY 0x02 |
40 | #define SCCMD_SENSE 0x03 |
41 | #define SCCMD_UNKNOWN 0x04 |
42 | |
43 | #define SCIOCCOMMAND _IOWR('Q', 1, scsireq_t) |
44 | |
45 | #define SC_DB_CMDS 0x00000001 /* show all scsi cmds and errors */ |
46 | #define SC_DB_FLOW 0x00000002 /* show routines entered */ |
47 | #define SC_DB_FLOW2 0x00000004 /* show path INSIDE routines */ |
48 | #define SC_DB_DMA 0x00000008 /* show DMA segments etc */ |
49 | #define SCIOCDEBUG _IOW('Q', 2, int) /* from 0 to 15 */ |
50 | |
51 | struct oscsi_addr { |
52 | int scbus; /* -1 if wildcard */ |
53 | int target; /* -1 if wildcard */ |
54 | int lun; /* -1 if wildcard */ |
55 | }; |
56 | |
57 | struct scsi_addr { |
58 | int type; /* bus type */ |
59 | #define TYPE_SCSI 0 |
60 | #define TYPE_ATAPI 1 |
61 | union { |
62 | struct oscsi_addr scsi; |
63 | struct _atapi { |
64 | int atbus; /* -1 if wildcard */ |
65 | int drive; /* -1 if wildcard */ |
66 | } atapi; |
67 | } addr; |
68 | }; |
69 | |
70 | /* |
71 | * SCSI device ioctls |
72 | */ |
73 | |
74 | #define SCIOCIDENTIFY _IOR('Q', 4, struct scsi_addr) /* where are you? */ |
75 | #define OSCIOCIDENTIFY _IOR('Q', 4, struct oscsi_addr) |
76 | #define SCIOCDECONFIG _IO('Q', 5) /* please disappear */ |
77 | #define SCIOCRECONFIG _IO('Q', 6) /* please check again */ |
78 | #define SCIOCRESET _IO('Q', 7) /* reset the device */ |
79 | |
80 | /* |
81 | * SCSI bus ioctls |
82 | */ |
83 | |
84 | /* Scan bus for new devices. */ |
85 | struct scbusioscan_args { |
86 | int sa_target; /* target to scan; -1 for wildcard */ |
87 | int sa_lun; /* lun to scan; -1 for wildcard */ |
88 | }; |
89 | #define SCBUSIOSCAN _IOW('U', 0, struct scbusioscan_args) |
90 | |
91 | #define SCBUSIORESET _IO('U', 1) /* reset SCSI bus */ |
92 | |
93 | struct scbusiodetach_args { |
94 | int sa_target; /* target to scan; -1 for wildcard */ |
95 | int sa_lun; /* lun to scan; -1 for wildcard */ |
96 | }; |
97 | #define SCBUSIODETACH _IOW('U', 2, struct scbusiodetach_args) |
98 | |
99 | /* enable/disable device properties */ |
100 | struct scbusaccel_args { |
101 | int sa_target; /* target to set property on */ |
102 | int sa_lun; /* lun to set property on */ |
103 | int sa_flags; /* flags to set or clear */ |
104 | }; |
105 | #define SC_ACCEL_SYNC 0x01 /* enable sync mode */ |
106 | #define SC_ACCEL_WIDE 0x02 /* enable wide transfers */ |
107 | #define SC_ACCEL_TAGS 0x04 /* enable tagged queuing */ |
108 | #define SCBUSACCEL _IOW('U', 2, struct scbusaccel_args) |
109 | |
110 | #define SCBUSIOLLSCAN _IO('U', 3) /* perform low-level scan */ |
111 | |
112 | #endif /* _SYS_SCSIIO_H_ */ |
113 | |