2 * Structures and definitions for SCSI commands to the SG passthrough device.
4 * $FreeBSD: src/sys/cam/scsi/scsi_sg.h,v 1.2 2007/04/10 20:03:42 scottl Exp $
11 #define SG_SET_TIMEOUT _IO(SGIOC, 0x01)
12 #define SG_GET_TIMEOUT _IO(SGIOC, 0x02)
13 #define SG_EMULATED_HOST _IO(SGIOC, 0x03)
14 #define SG_SET_TRANSFORM _IO(SGIOC, 0x04)
15 #define SG_GET_TRANSFORM _IO(SGIOC, 0x05)
16 #define SG_GET_COMMAND_Q _IO(SGIOC, 0x70)
17 #define SG_SET_COMMAND_Q _IO(SGIOC, 0x71)
18 #define SG_GET_RESERVED_SIZE _IO(SGIOC, 0x72)
19 #define SG_SET_RESERVED_SIZE _IO(SGIOC, 0x75)
20 #define SG_GET_SCSI_ID _IO(SGIOC, 0x76)
21 #define SG_SET_FORCE_LOW_DMA _IO(SGIOC, 0x79)
22 #define SG_GET_LOW_DMA _IO(SGIOC, 0x7a)
23 #define SG_SET_FORCE_PACK_ID _IO(SGIOC, 0x7b)
24 #define SG_GET_PACK_ID _IO(SGIOC, 0x7c)
25 #define SG_GET_NUM_WAITING _IO(SGIOC, 0x7d)
26 #define SG_SET_DEBUG _IO(SGIOC, 0x7e)
27 #define SG_GET_SG_TABLESIZE _IO(SGIOC, 0x7f)
28 #define SG_GET_VERSION_NUM _IO(SGIOC, 0x82)
29 #define SG_NEXT_CMD_LEN _IO(SGIOC, 0x83)
30 #define SG_SCSI_RESET _IO(SGIOC, 0x84)
31 #define SG_IO _IO(SGIOC, 0x85)
32 #define SG_GET_REQUEST_TABLE _IO(SGIOC, 0x86)
33 #define SG_SET_KEEP_ORPHAN _IO(SGIOC, 0x87)
34 #define SG_GET_KEEP_ORPHAN _IO(SGIOC, 0x88)
35 #define SG_GET_ACCESS_COUNT _IO(SGIOC, 0x89)
56 u_short driver_status;
62 #define SG_DXFER_NONE -1
63 #define SG_DXFER_TO_DEV -2
64 #define SG_DXFER_FROM_DEV -3
65 #define SG_DXFER_TO_FROM_DEV -4
66 #define SG_DXFER_UNKNOWN -5
68 #define SG_MAX_SENSE 16
76 u_int target_status:5;
78 u_int driver_status:8;
80 u_char sense_buffer[SG_MAX_SENSE];
96 uint32_t host_unique_id;
102 #define DID_OK 0x00 /* OK */
103 #define DID_NO_CONNECT 0x01 /* timeout during connect */
104 #define DID_BUS_BUSY 0x02 /* timeout during command */
105 #define DID_TIME_OUT 0x03 /* other timeout */
106 #define DID_BAD_TARGET 0x04 /* bad target */
107 #define DID_ABORT 0x05 /* abort */
108 #define DID_PARITY 0x06 /* parity error */
109 #define DID_ERROR 0x07 /* internal error */
110 #define DID_RESET 0x08 /* reset by somebody */
111 #define DID_BAD_INTR 0x09 /* unexpected interrupt */
112 #define DID_PASSTHROUGH 0x0a /* passthrough */
113 #define DID_SOFT_ERROR 0x0b /* low driver wants retry */
114 #define DID_IMM_RETRY 0x0c /* retry without decreasing retrycnt */
119 #define DRIVER_OK 0x00
120 #define DRIVER_BUSY 0x01
121 #define DRIVER_SOFT 0x02
122 #define DRIVER_MEDIA 0x03
123 #define DRIVER_ERROR 0x04
125 #define DRIVER_INVALID 0x05
126 #define DRIVER_TIMEOUT 0x06
127 #define DRIVER_HARD 0x07
128 #define DRIVER_SENSE 0x08
130 #define SUGGEST_RETRY 0x10
131 #define SUGGEST_ABORT 0x20
132 #define SUGGEST_REMAP 0x30
133 #define SUGGEST_DIE 0x40
134 #define SUGGEST_SENSE 0x80
135 #define SUGGEST_IS_OK 0xff
137 #define DRIVER_MASK 0x0f
138 #define SUGGEST_MASK 0xf0
140 /* Other definitions */
141 /* HZ isn't always available, so simulate it */
142 #define SG_DEFAULT_HZ 1000
143 #define SG_DEFAULT_TIMEOUT (60*SG_DEFAULT_HZ)
145 #endif /* !_SCSI_SG_H */