| /* fc.h: Definitions for Fibre Channel Physical and Signaling Interface. | |
| * | |
| * Copyright (C) 1996-1997,1999 Jakub Jelinek (jj@ultra.linux.cz) | |
| * | |
| * Sources: | |
| * Fibre Channel Physical & Signaling Interface (FC-PH), dpANS, 1994 | |
| * dpANS Fibre Channel Protocol for SCSI (X3.269-199X), Rev. 012, 1995 | |
| */ | |
| #ifndef __FC_H | |
| #define __FC_H | |
| /* World Wide Name */ | |
| #define NAAID_IEEE 1 | |
| #define NAAID_IEEE_EXT 2 | |
| #define NAAID_LOCAL 3 | |
| #define NAAID_IP 4 | |
| #define NAAID_IEEE_REG 5 | |
| #define NAAID_IEEE_REG_EXT 6 | |
| #define NAAID_CCITT 12 | |
| #define NAAID_CCITT_GRP 14 | |
| /* This is NAAID_IEEE_EXT scheme */ | |
| typedef struct { | |
| u32 naaid:4; | |
| u32 nportid:12; | |
| u32 hi:16; | |
| u32 lo; | |
| } fc_wwn; | |
| /* Frame header for FC-PH frames */ | |
| /* r_ctl field */ | |
| #define R_CTL_DEVICE_DATA 0x00 /* FC4 Device_Data frame */ | |
| #define R_CTL_EXTENDED_SVC 0x20 /* Extended Link_Data frame */ | |
| #define R_CTL_FC4_SVC 0x30 /* FC4 Link_Data frame */ | |
| #define R_CTL_VIDEO 0x40 /* Video_Data frame */ | |
| #define R_CTL_BASIC_SVC 0x80 /* Basic Link_Data frame */ | |
| #define R_CTL_LINK_CTL 0xc0 /* Link_Control frame */ | |
| /* FC4 Device_Data frames */ | |
| #define R_CTL_UNCATEGORIZED 0x00 | |
| #define R_CTL_SOLICITED_DATA 0x01 | |
| #define R_CTL_UNSOL_CONTROL 0x02 | |
| #define R_CTL_SOLICITED_CONTROL 0x03 | |
| #define R_CTL_UNSOL_DATA 0x04 | |
| #define R_CTL_XFER_RDY 0x05 | |
| #define R_CTL_COMMAND 0x06 | |
| #define R_CTL_STATUS 0x07 | |
| /* Basic Link_Data frames */ | |
| #define R_CTL_LS_NOP 0x80 | |
| #define R_CTL_LS_ABTS 0x81 | |
| #define R_CTL_LS_RMC 0x82 | |
| #define R_CTL_LS_BA_ACC 0x84 | |
| #define R_CTL_LS_BA_RJT 0x85 | |
| /* Extended Link_Data frames */ | |
| #define R_CTL_ELS_REQ 0x22 | |
| #define R_CTL_ELS_RSP 0x23 | |
| /* Link_Control frames */ | |
| #define R_CTL_ACK_1 0xc0 | |
| #define R_CTL_ACK_N 0xc1 | |
| #define R_CTL_P_RJT 0xc2 | |
| #define R_CTL_F_RJT 0xc3 | |
| #define R_CTL_P_BSY 0xc4 | |
| #define R_CTL_F_BSY_DF 0xc5 | |
| #define R_CTL_F_BSY_LC 0xc6 | |
| #define R_CTL_LCR 0xc7 | |
| /* type field */ | |
| #define TYPE_BASIC_LS 0x00 | |
| #define TYPE_EXTENDED_LS 0x01 | |
| #define TYPE_IS8802 0x04 | |
| #define TYPE_IS8802_SNAP 0x05 | |
| #define TYPE_SCSI_FCP 0x08 | |
| #define TYPE_SCSI_GPP 0x09 | |
| #define TYPE_HIPP_FP 0x0a | |
| #define TYPE_IPI3_MASTER 0x11 | |
| #define TYPE_IPI3_SLAVE 0x12 | |
| #define TYPE_IPI3_PEER 0x13 | |
| /* f_ctl field */ | |
| #define F_CTL_FILL_BYTES 0x000003 | |
| #define F_CTL_XCHG_REASSEMBLE 0x000004 | |
| #define F_CTL_RO_PRESENT 0x000008 | |
| #define F_CTL_ABORT_SEQ 0x000030 | |
| #define F_CTL_CONTINUE_SEQ 0x0000c0 | |
| #define F_CTL_INVALIDATE_XID 0x004000 | |
| #define F_CTL_XID_REASSIGNED 0x008000 | |
| #define F_CTL_SEQ_INITIATIVE 0x010000 | |
| #define F_CTL_CHAINED_SEQ 0x020000 | |
| #define F_CTL_END_CONNECT 0x040000 | |
| #define F_CTL_END_SEQ 0x080000 | |
| #define F_CTL_LAST_SEQ 0x100000 | |
| #define F_CTL_FIRST_SEQ 0x200000 | |
| #define F_CTL_SEQ_CONTEXT 0x400000 | |
| #define F_CTL_XCHG_CONTEXT 0x800000 | |
| typedef struct { | |
| u32 r_ctl:8, did:24; | |
| u32 xxx1:8, sid:24; | |
| u32 type:8, f_ctl:24; | |
| u32 seq_id:8, df_ctl:8, seq_cnt:16; | |
| u16 ox_id, rx_id; | |
| u32 param; | |
| } fc_hdr; | |
| /* The following are ugly macros to make setup of this structure faster */ | |
| #define FILL_FCHDR_RCTL_DID(fch, r_ctl, did) *(u32 *)(fch) = ((r_ctl) << 24) | (did); | |
| #define FILL_FCHDR_SID(fch, sid) *((u32 *)(fch)+1) = (sid); | |
| #define FILL_FCHDR_TYPE_FCTL(fch, type, f_ctl) *((u32 *)(fch)+2) = ((type) << 24) | (f_ctl); | |
| #define FILL_FCHDR_SEQ_DF_SEQ(fch, seq_id, df_ctl, seq_cnt) *((u32 *)(fch)+3) = ((seq_id) << 24) | ((df_ctl) << 16) | (seq_cnt); | |
| #define FILL_FCHDR_OXRX(fch, ox_id, rx_id) *((u32 *)(fch)+4) = ((ox_id) << 16) | (rx_id); | |
| /* Well known addresses */ | |
| #define FS_GENERAL_MULTICAST 0xfffff7 | |
| #define FS_WELL_KNOWN_MULTICAST 0xfffff8 | |
| #define FS_HUNT_GROUP 0xfffff9 | |
| #define FS_MANAGEMENT_SERVER 0xfffffa | |
| #define FS_TIME_SERVER 0xfffffb | |
| #define FS_NAME_SERVER 0xfffffc | |
| #define FS_FABRIC_CONTROLLER 0xfffffd | |
| #define FS_FABRIC_F_PORT 0xfffffe | |
| #define FS_BROADCAST 0xffffff | |
| /* Reject frames */ | |
| /* The param field should be cast to this structure */ | |
| typedef struct { | |
| u8 action; | |
| u8 reason; | |
| u8 xxx; | |
| u8 vendor_unique; | |
| } rjt_param; | |
| /* Reject action codes */ | |
| #define RJT_RETRY 0x01 | |
| #define RJT_NONRETRY 0x02 | |
| /* Reject reason codes */ | |
| #define RJT_INVALID_DID 0x01 | |
| #define RJT_INVALID_SID 0x02 | |
| #define RJT_NPORT_NOT_AVAIL_TEMP 0x03 | |
| #define RJT_NPORT_NOT_AVAIL_PERM 0x04 | |
| #define RJT_CLASS_NOT_SUPPORTED 0x05 | |
| #define RJT_DELIMITER_ERROR 0x06 | |
| #define RJT_TYPE_NOT_SUPPORTED 0x07 | |
| #define RJT_INVALID_LINK_CONTROL 0x08 | |
| #define RJT_INVALID_R_CTL 0x09 | |
| #define RJT_INVALID_F_CTL 0x0a | |
| #define RJT_INVALID_OX_ID 0x0b | |
| #define RJT_INVALID_RX_ID 0x0c | |
| #define RJT_INVALID_SEQ_ID 0x0d | |
| #define RJT_INVALID_DF_CTL 0x0e | |
| #define RJT_INVALID_SEQ_CNT 0x0f | |
| #define RJT_INVALID_PARAMETER 0x10 | |
| #define RJT_EXCHANGE_ERROR 0x11 | |
| #define RJT_PROTOCOL_ERROR 0x12 | |
| #define RJT_INCORRECT_LENGTH 0x13 | |
| #define RJT_UNEXPECTED_ACK 0x14 | |
| #define RJT_UNEXPECTED_LINK_RESP 0x15 | |
| #define RJT_LOGIN_REQUIRED 0x16 | |
| #define RJT_EXCESSIVE_SEQUENCES 0x17 | |
| #define RJT_CANT_ESTABLISH_EXCHANGE 0x18 | |
| #define RJT_SECURITY_NOT_SUPPORTED 0x19 | |
| #define RJT_FABRIC_NA 0x1a | |
| #define RJT_VENDOR_UNIQUE 0xff | |
| #define SP_F_PORT_LOGIN 0x10 | |
| /* Extended SVC commands */ | |
| #define LS_RJT 0x01000000 | |
| #define LS_ACC 0x02000000 | |
| #define LS_PRLI_ACC 0x02100014 | |
| #define LS_PLOGI 0x03000000 | |
| #define LS_FLOGI 0x04000000 | |
| #define LS_LOGO 0x05000000 | |
| #define LS_ABTX 0x06000000 | |
| #define LS_RCS 0x07000000 | |
| #define LS_RES 0x08000000 | |
| #define LS_RSS 0x09000000 | |
| #define LS_RSI 0x0a000000 | |
| #define LS_ESTS 0x0b000000 | |
| #define LS_ESTC 0x0c000000 | |
| #define LS_ADVC 0x0d000000 | |
| #define LS_RTV 0x0e000000 | |
| #define LS_RLS 0x0f000000 | |
| #define LS_ECHO 0x10000000 | |
| #define LS_TEST 0x11000000 | |
| #define LS_RRQ 0x12000000 | |
| #define LS_IDENT 0x20000000 | |
| #define LS_PRLI 0x20100014 | |
| #define LS_DISPLAY 0x21000000 | |
| #define LS_PRLO 0x21100014 | |
| #define LS_PDISC 0x50000000 | |
| #define LS_ADISC 0x52000000 | |
| typedef struct { | |
| u8 fcph_hi, fcph_lo; | |
| u16 buf2buf_credit; | |
| u8 common_features; | |
| u8 xxx1; | |
| u16 buf2buf_size; | |
| u8 xxx2; | |
| u8 total_concurrent; | |
| u16 off_by_info; | |
| u32 e_d_tov; | |
| } common_svc_parm; | |
| typedef struct { | |
| u16 serv_opts; | |
| u16 initiator_ctl; | |
| u16 rcpt_ctl; | |
| u16 recv_size; | |
| u8 xxx1; | |
| u8 concurrent_seqs; | |
| u16 end2end_credit; | |
| u16 open_seqs_per_xchg; | |
| u16 xxx2; | |
| } svc_parm; | |
| /* Login */ | |
| typedef struct { | |
| u32 code; | |
| common_svc_parm common; | |
| fc_wwn nport_wwn; | |
| fc_wwn node_wwn; | |
| svc_parm class1; | |
| svc_parm class2; | |
| svc_parm class3; | |
| } logi; | |
| #endif /* !(__FC_H) */ |