Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/scsi/scsi_message.h
Version:
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1 /* $OpenBSD: scsi_message.h,v 1.10 2019/09/27 23:07:42 krw Exp $ */ 2 3 #ifndef _SCSI_SCSI_MESSAGE_H 4 #define _SCSI_SCSI_MESSAGE_H 5 6 #define IS1BYTEMSG(m) (((m) != 0x01 && (m) < 0x20) || (m) >= 0x80) 7 #define IS2BYTEMSG(m) (((m) & 0xf0) == 0x20) 8 #define ISEXTMSG(m) ((m) == 0x01) 9 10 /* Messages (1 byte) */ /* I/T (M)andatory or (O)ptional */ 11 #define MSG_CMDCOMPLETE 0x00 /* M/M */ 12 #define MSG_EXTENDED 0x01 /* O/O */ 13 #define MSG_SAVEDATAPOINTER 0x02 /* O/O */ 14 #define MSG_RESTOREPOINTERS 0x03 /* O/O */ 15 #define MSG_DISCONNECT 0x04 /* O/O */ 16 #define MSG_INITIATOR_DET_ERR 0x05 /* M/M */ 17 #define MSG_ABORT 0x06 /* O/M */ 18 #define MSG_MESSAGE_REJECT 0x07 /* M/M */ 19 #define MSG_NOOP 0x08 /* M/M */ 20 #define MSG_PARITY_ERROR 0x09 /* M/M */ 21 #define MSG_LINK_CMD_COMPLETE 0x0a /* O/O */ 22 #define MSG_LINK_CMD_COMPLETEF 0x0b /* O/O */ 23 #define MSG_BUS_DEV_RESET 0x0c /* O/M */ 24 #define MSG_ABORT_TAG 0x0d /* O/O */ 25 #define MSG_CLEAR_QUEUE 0x0e /* O/O */ 26 #define MSG_INIT_RECOVERY 0x0f /* O/O */ 27 #define MSG_REL_RECOVERY 0x10 /* O/O */ 28 #define MSG_TERM_IO_PROC 0x11 /* O/O */ 29 #define MSG_QAS_REQUEST 0x55 /* O/O */ /* SPI3 */ 30 31 /* Messages (2 byte) */ 32 #define MSG_SIMPLE_Q_TAG 0x20 /* O/O */ 33 #define MSG_HEAD_OF_Q_TAG 0x21 /* O/O */ 34 #define MSG_ORDERED_Q_TAG 0x22 /* O/O */ 35 #define MSG_IGN_WIDE_RESIDUE 0x23 /* O/O */ 36 37 /* Identify message */ /* M/M */ 38 #define MSG_IDENTIFYFLAG 0x80 39 #define MSG_IDENTIFY_DISCFLAG 0x40 40 #define MSG_IDENTIFY(lun, disc) (((disc) ? 0xc0 : MSG_IDENTIFYFLAG) | (lun)) 41 #define MSG_ISIDENTIFY(m) ((m) & MSG_IDENTIFYFLAG) 42 #define MSG_IDENTIFY_LUNMASK 0x01F 43 44 /* Extended messages (opcode and length) */ 45 #define MSG_EXT_SDTR 0x01 46 #define MSG_EXT_SDTR_LEN 0x03 47 48 #define MSG_EXT_WDTR 0x03 49 #define MSG_EXT_WDTR_LEN 0x02 50 51 #define MSG_EXT_WDTR_BUS_8_BIT 0x00 52 #define MSG_EXT_WDTR_BUS_16_BIT 0x01 53 #define MSG_EXT_WDTR_BUS_32_BIT 0x02 54 55 #define MSG_EXT_PPR 0x04 56 #define MSG_EXT_PPR_LEN 0x06 57 58 #define MSG_EXT_PPR_PCOMP_EN 0x80 59 #define MSG_EXT_PPR_RTI 0x40 60 #define MSG_EXT_PPR_RD_STRM 0x20 61 #define MSG_EXT_PPR_WR_FLOW 0x10 62 #define MSG_EXT_PPR_HOLD_MCS 0x08 63 #define MSG_EXT_PPR_PROT_QAS 0x04 64 #define MSG_EXT_PPR_PROT_DT 0x02 65 #define MSG_EXT_PPR_PROT_IUS 0x01 66 67 #endif /* _SCSI_SCSI_MESSAGE_H */
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