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-rw-r--r--drivers/fc4/fc.h230
1 files changed, 230 insertions, 0 deletions
diff --git a/drivers/fc4/fc.h b/drivers/fc4/fc.h
new file mode 100644
index 00000000000..13f89d4c8cb
--- /dev/null
+++ b/drivers/fc4/fc.h
@@ -0,0 +1,230 @@
+/* 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) */