diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/iscsi_proto.h | 45 |
1 files changed, 33 insertions, 12 deletions
diff --git a/include/scsi/iscsi_proto.h b/include/scsi/iscsi_proto.h index 6c08551c79f5..8d3190480441 100644 --- a/include/scsi/iscsi_proto.h +++ b/include/scsi/iscsi_proto.h @@ -56,7 +56,8 @@ struct iscsi_hdr { __be32 ttt; /* Target Task Tag */ __be32 statsn; __be32 exp_statsn; - uint8_t other[16]; + __be32 max_statsn; + uint8_t other[12]; }; /************************* RFC 3720 Begin *****************************/ @@ -78,6 +79,11 @@ struct iscsi_hdr { #define ISCSI_OP_LOGOUT 0x06 #define ISCSI_OP_SNACK 0x10 +#define ISCSI_OP_VENDOR1_CMD 0x1c +#define ISCSI_OP_VENDOR2_CMD 0x1d +#define ISCSI_OP_VENDOR3_CMD 0x1e +#define ISCSI_OP_VENDOR4_CMD 0x1f + /* Target Opcode values */ #define ISCSI_OP_NOOP_IN 0x20 #define ISCSI_OP_SCSI_CMD_RSP 0x21 @@ -90,12 +96,20 @@ struct iscsi_hdr { #define ISCSI_OP_ASYNC_EVENT 0x32 #define ISCSI_OP_REJECT 0x3f +struct iscsi_ahs_hdr { + __be16 ahslength; + uint8_t ahstype; + uint8_t ahspec[5]; +}; + +#define ISCSI_AHSTYPE_CDB 1 +#define ISCSI_AHSTYPE_RLENGTH 2 + /* iSCSI PDU Header */ struct iscsi_cmd { uint8_t opcode; uint8_t flags; - uint8_t rsvd2; - uint8_t cmdrn; + __be16 rsvd2; uint8_t hlength; uint8_t dlength[3]; uint8_t lun[8]; @@ -120,6 +134,13 @@ struct iscsi_cmd { #define ISCSI_ATTR_HEAD_OF_QUEUE 3 #define ISCSI_ATTR_ACA 4 +struct iscsi_rlength_ahdr { + __be16 ahslength; + uint8_t ahstype; + uint8_t reserved; + __be32 read_length; +}; + /* SCSI Response Header */ struct iscsi_cmd_rsp { uint8_t opcode; @@ -227,7 +248,7 @@ struct iscsi_tm { uint8_t rsvd2[8]; }; -#define ISCSI_FLAG_TASK_MGMT_FUNCTION_MASK 0x7F +#define ISCSI_FLAG_TM_FUNC_MASK 0x7F /* Function values */ #define ISCSI_TM_FUNC_ABORT_TASK 1 @@ -257,14 +278,14 @@ struct iscsi_tm_rsp { }; /* Response values */ -#define SCSI_TCP_TM_RESP_COMPLETE 0x00 -#define SCSI_TCP_TM_RESP_NO_TASK 0x01 -#define SCSI_TCP_TM_RESP_NO_LUN 0x02 -#define SCSI_TCP_TM_RESP_TASK_ALLEGIANT 0x03 -#define SCSI_TCP_TM_RESP_NO_FAILOVER 0x04 -#define SCSI_TCP_TM_RESP_NOT_SUPPORTED 0x05 -#define SCSI_TCP_TM_RESP_AUTH_FAILED 0x06 -#define SCSI_TCP_TM_RESP_REJECTED 0xff +#define ISCSI_TMF_RSP_COMPLETE 0x00 +#define ISCSI_TMF_RSP_NO_TASK 0x01 +#define ISCSI_TMF_RSP_NO_LUN 0x02 +#define ISCSI_TMF_RSP_TASK_ALLEGIANT 0x03 +#define ISCSI_TMF_RSP_NO_FAILOVER 0x04 +#define ISCSI_TMF_RSP_NOT_SUPPORTED 0x05 +#define ISCSI_TMF_RSP_AUTH_FAILED 0x06 +#define ISCSI_TMF_RSP_REJECTED 0xff /* Ready To Transfer Header */ struct iscsi_r2t_rsp { |