pcmcia: CompactFlash driver for PA Semi Electra boards
[pv_ops_mirror.git] / drivers / scsi / aic7xxx_old / scsi_message.h
bloba79f89c651732d5f4b466ae73ad35e14deac467d
1 /* Messages (1 byte) */ /* I/T (M)andatory or (O)ptional */
2 #define MSG_CMDCOMPLETE 0x00 /* M/M */
3 #define MSG_EXTENDED 0x01 /* O/O */
4 #define MSG_SAVEDATAPOINTER 0x02 /* O/O */
5 #define MSG_RESTOREPOINTERS 0x03 /* O/O */
6 #define MSG_DISCONNECT 0x04 /* O/O */
7 #define MSG_INITIATOR_DET_ERR 0x05 /* M/M */
8 #define MSG_ABORT 0x06 /* O/M */
9 #define MSG_MESSAGE_REJECT 0x07 /* M/M */
10 #define MSG_NOOP 0x08 /* M/M */
11 #define MSG_PARITY_ERROR 0x09 /* M/M */
12 #define MSG_LINK_CMD_COMPLETE 0x0a /* O/O */
13 #define MSG_LINK_CMD_COMPLETEF 0x0b /* O/O */
14 #define MSG_BUS_DEV_RESET 0x0c /* O/M */
15 #define MSG_ABORT_TAG 0x0d /* O/O */
16 #define MSG_CLEAR_QUEUE 0x0e /* O/O */
17 #define MSG_INIT_RECOVERY 0x0f /* O/O */
18 #define MSG_REL_RECOVERY 0x10 /* O/O */
19 #define MSG_TERM_IO_PROC 0x11 /* O/O */
21 /* Messages (2 byte) */
22 #define MSG_SIMPLE_Q_TAG 0x20 /* O/O */
23 #define MSG_HEAD_OF_Q_TAG 0x21 /* O/O */
24 #define MSG_ORDERED_Q_TAG 0x22 /* O/O */
25 #define MSG_IGN_WIDE_RESIDUE 0x23 /* O/O */
27 /* Identify message */ /* M/M */
28 #define MSG_IDENTIFYFLAG 0x80
29 #define MSG_IDENTIFY_DISCFLAG 0x40
30 #define MSG_IDENTIFY(lun, disc) (((disc) ? 0xc0 : MSG_IDENTIFYFLAG) | (lun))
31 #define MSG_ISIDENTIFY(m) ((m) & MSG_IDENTIFYFLAG)
33 /* Extended messages (opcode and length) */
34 #define MSG_EXT_SDTR 0x01
35 #define MSG_EXT_SDTR_LEN 0x03
37 #define MSG_EXT_WDTR 0x03
38 #define MSG_EXT_WDTR_LEN 0x02
39 #define MSG_EXT_WDTR_BUS_8_BIT 0x00
40 #define MSG_EXT_WDTR_BUS_16_BIT 0x01
41 #define MSG_EXT_WDTR_BUS_32_BIT 0x02
43 #define MSG_EXT_PPR 0x04
44 #define MSG_EXT_PPR_LEN 0x06
45 #define MSG_EXT_PPR_OPTION_ST 0x00
46 #define MSG_EXT_PPR_OPTION_DT_CRC 0x02
47 #define MSG_EXT_PPR_OPTION_DT_UNITS 0x03
48 #define MSG_EXT_PPR_OPTION_DT_CRC_QUICK 0x04
49 #define MSG_EXT_PPR_OPTION_DT_UNITS_QUICK 0x05