xref: /OK3568_Linux_fs/kernel/drivers/scsi/aic7xxx/scsi_message.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * This file is in the public domain.
3*4882a593Smuzhiyun  * $FreeBSD: src/sys/cam/scsi/scsi_message.h,v 1.2 2000/05/01 20:21:29 peter Exp $
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun /* Messages (1 byte) */		     /* I/T (M)andatory or (O)ptional */
7*4882a593Smuzhiyun #define MSG_CMDCOMPLETE		0x00 /* M/M */
8*4882a593Smuzhiyun #define MSG_TASK_COMPLETE	0x00 /* M/M */ /* SPI3 Terminology */
9*4882a593Smuzhiyun #define MSG_EXTENDED		0x01 /* O/O */
10*4882a593Smuzhiyun #define MSG_SAVEDATAPOINTER	0x02 /* O/O */
11*4882a593Smuzhiyun #define MSG_RESTOREPOINTERS	0x03 /* O/O */
12*4882a593Smuzhiyun #define MSG_DISCONNECT		0x04 /* O/O */
13*4882a593Smuzhiyun #define MSG_INITIATOR_DET_ERR	0x05 /* M/M */
14*4882a593Smuzhiyun #define MSG_ABORT		0x06 /* O/M */
15*4882a593Smuzhiyun #define MSG_ABORT_TASK_SET	0x06 /* O/M */ /* SPI3 Terminology */
16*4882a593Smuzhiyun #define MSG_MESSAGE_REJECT	0x07 /* M/M */
17*4882a593Smuzhiyun #define MSG_NOOP		0x08 /* M/M */
18*4882a593Smuzhiyun #define MSG_PARITY_ERROR	0x09 /* M/M */
19*4882a593Smuzhiyun #define MSG_LINK_CMD_COMPLETE	0x0a /* O/O */
20*4882a593Smuzhiyun #define MSG_LINK_CMD_COMPLETEF	0x0b /* O/O */
21*4882a593Smuzhiyun #define MSG_BUS_DEV_RESET	0x0c /* O/M */
22*4882a593Smuzhiyun #define MSG_TARGET_RESET	0x0c /* O/M */ /* SPI3 Terminology */
23*4882a593Smuzhiyun #define MSG_ABORT_TAG		0x0d /* O/O */
24*4882a593Smuzhiyun #define MSG_ABORT_TASK		0x0d /* O/O */ /* SPI3 Terminology */
25*4882a593Smuzhiyun #define MSG_CLEAR_QUEUE		0x0e /* O/O */
26*4882a593Smuzhiyun #define MSG_CLEAR_TASK_SET	0x0e /* O/O */ /* SPI3 Terminology */
27*4882a593Smuzhiyun #define MSG_INIT_RECOVERY	0x0f /* O/O */ /* Deprecated in SPI3 */
28*4882a593Smuzhiyun #define MSG_REL_RECOVERY	0x10 /* O/O */ /* Deprecated in SPI3 */
29*4882a593Smuzhiyun #define MSG_TERM_IO_PROC	0x11 /* O/O */ /* Deprecated in SPI3 */
30*4882a593Smuzhiyun #define MSG_CLEAR_ACA		0x16 /* O/O */ /* SPI3 */
31*4882a593Smuzhiyun #define MSG_LOGICAL_UNIT_RESET	0x17 /* O/O */ /* SPI3 */
32*4882a593Smuzhiyun #define MSG_QAS_REQUEST		0x55 /* O/O */ /* SPI3 */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /* Messages (2 byte) */
35*4882a593Smuzhiyun #define MSG_SIMPLE_Q_TAG	0x20 /* O/O */
36*4882a593Smuzhiyun #define MSG_SIMPLE_TASK		0x20 /* O/O */ /* SPI3 Terminology */
37*4882a593Smuzhiyun #define MSG_HEAD_OF_Q_TAG	0x21 /* O/O */
38*4882a593Smuzhiyun #define MSG_HEAD_OF_QUEUE_TASK	0x21 /* O/O */ /* SPI3 Terminology */
39*4882a593Smuzhiyun #define MSG_ORDERED_Q_TAG	0x22 /* O/O */
40*4882a593Smuzhiyun #define MSG_ORDERED_TASK	0x22 /* O/O */ /* SPI3 Terminology */
41*4882a593Smuzhiyun #define MSG_IGN_WIDE_RESIDUE	0x23 /* O/O */
42*4882a593Smuzhiyun #define MSG_ACA_TASK		0x24 /* 0/0 */ /* SPI3 */
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun /* Identify message */		     /* M/M */
45*4882a593Smuzhiyun #define MSG_IDENTIFYFLAG	0x80
46*4882a593Smuzhiyun #define MSG_IDENTIFY_DISCFLAG	0x40
47*4882a593Smuzhiyun #define MSG_IDENTIFY(lun, disc)	(((disc) ? 0xc0 : MSG_IDENTIFYFLAG) | (lun))
48*4882a593Smuzhiyun #define MSG_ISIDENTIFY(m)	((m) & MSG_IDENTIFYFLAG)
49*4882a593Smuzhiyun #define MSG_IDENTIFY_LUNMASK	0x3F
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun /* Extended messages (opcode and length) */
52*4882a593Smuzhiyun #define MSG_EXT_SDTR		0x01
53*4882a593Smuzhiyun #define MSG_EXT_SDTR_LEN	0x03
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #define MSG_EXT_WDTR		0x03
56*4882a593Smuzhiyun #define MSG_EXT_WDTR_LEN	0x02
57*4882a593Smuzhiyun #define MSG_EXT_WDTR_BUS_8_BIT	0x00
58*4882a593Smuzhiyun #define MSG_EXT_WDTR_BUS_16_BIT	0x01
59*4882a593Smuzhiyun #define MSG_EXT_WDTR_BUS_32_BIT	0x02 /* Deprecated in SPI3 */
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #define MSG_EXT_PPR		0x04 /* SPI3 */
62*4882a593Smuzhiyun #define MSG_EXT_PPR_LEN		0x06
63*4882a593Smuzhiyun #define	MSG_EXT_PPR_PCOMP_EN	0x80
64*4882a593Smuzhiyun #define	MSG_EXT_PPR_RTI		0x40
65*4882a593Smuzhiyun #define	MSG_EXT_PPR_RD_STRM	0x20
66*4882a593Smuzhiyun #define	MSG_EXT_PPR_WR_FLOW	0x10
67*4882a593Smuzhiyun #define	MSG_EXT_PPR_HOLD_MCS	0x08
68*4882a593Smuzhiyun #define	MSG_EXT_PPR_QAS_REQ	0x04
69*4882a593Smuzhiyun #define	MSG_EXT_PPR_DT_REQ	0x02
70*4882a593Smuzhiyun #define MSG_EXT_PPR_IU_REQ	0x01
71