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