fc.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:6k
- /* 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) */