patch-2.1.79 linux/drivers/fc4/fc.h

• Lines: 223
• Date: Mon Jan 12 15:19:36 1998
• Orig file: v2.1.78/linux/drivers/fc4/fc.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.78/linux/drivers/fc4/fc.h linux/drivers/fc4/fc.h
@@ -0,0 +1,222 @@
+/* fc.h: Definitions for Fibre Channel Physical and Signaling Interface.
+ *
+ * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.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_CCITT	12
+#define NAAID_CCITT_GRP	14
+
+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_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_DISPLAY		0x21000000
+
+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) */