patch-2.2.18 linux/drivers/net/skfp/h/sba.h

• Lines: 143
• Date: Fri Sep 1 13:48:23 2000
• Orig file: v2.2.17/drivers/net/skfp/h/sba.h
• Orig date: Thu Jan 1 01:00:00 1970

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/drivers/net/skfp/h/sba.h linux/drivers/net/skfp/h/sba.h
@@ -0,0 +1,142 @@
+/******************************************************************************
+ *
+ *	(C)Copyright 1998,1999 SysKonnect,
+ *	a business unit of Schneider & Koch & Co. Datensysteme GmbH.
+ *
+ *	This program is free software; you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation; either version 2 of the License, or
+ *	(at your option) any later version.
+ *
+ *	The information in this file is provided "AS IS" without warranty.
+ *
+ ******************************************************************************/
+
+/*
+ * Synchronous Bandwith Allocation (SBA) structs
+ */
+ 
+#ifndef _SBA_
+#define _SBA_
+
+#include "h/mbuf.h"
+#include "h/sba_def.h"
+
+#ifdef	SBA
+
+/* Timer Cell Template */
+struct timer_cell {
+	struct timer_cell	*next_ptr ;
+	struct timer_cell	*prev_ptr ;
+	u_long			start_time ;
+	struct s_sba_node_vars	*node_var ;
+} ;
+
+/*
+ * Node variables
+ */
+struct s_sba_node_vars {
+	u_char			change_resp_flag ;
+	u_char			report_resp_flag ;
+	u_char			change_req_flag ;
+	u_char			report_req_flag ;
+	long			change_amount ;
+	long			node_overhead ;
+	long			node_payload ;
+	u_long			node_status ;
+	u_char			deallocate_status ;
+	u_char			timer_state ;
+	u_short			report_cnt ;
+	long			lastrep_req_tranid ;
+	struct fddi_addr	mac_address ;
+	struct s_sba_sessions 	*node_sessions ;
+	struct timer_cell	timer ;
+} ;
+
+/*
+ * Session variables
+ */
+struct s_sba_sessions {
+	u_long			deallocate_status ;
+	long			session_overhead ;
+	u_long			min_segment_size ;
+	long			session_payload ;
+	u_long			session_status ;
+	u_long			sba_category ;
+	long			lastchg_req_tranid ;
+	u_short			session_id ;
+	u_char			class ;
+	u_char			fddi2 ;
+	u_long			max_t_neg ;
+	struct s_sba_sessions	*next_session ;
+} ;
+
+struct s_sba {
+
+	struct s_sba_node_vars	node[MAX_NODES] ;
+	struct s_sba_sessions	session[MAX_SESSIONS] ;
+
+	struct s_sba_sessions	*free_session ;	/* points to the first */
+						/* free session */
+
+	struct timer_cell	*tail_timer ;	/* points to the last timer cell */
+
+	/*
+	 * variables for allocation actions
+	 */
+	long	total_payload ;		/* Total Payload */
+	long	total_overhead ;	/* Total Overhead */
+	long	sba_allocatable ;	/* allocatable sync bandwidth */
+
+	/*
+	 * RAF message receive parameters
+	 */
+	long		msg_path_index ;	/* Path Type */
+	long		msg_sba_pl_req ;	/* Payload Request */
+	long		msg_sba_ov_req ;	/* Overhead Request */
+	long		msg_mib_pl ;		/* Current Payload for this Path */
+	long		msg_mib_ov ;		/* Current Overhead for this Path*/
+	long		msg_category ;		/* Category of the Allocation */
+	u_long		msg_max_t_neg ;		/* longest T_Neg acceptable */
+	u_long		msg_min_seg_siz ;	/* minimum segement size */
+	struct smt_header	*sm ;		/* points to the rec message */
+	struct fddi_addr	*msg_alloc_addr ;	/* Allocation Address */
+
+	/*
+	 * SBA variables
+	 */
+	u_long	sba_t_neg ;		/* holds the last T_NEG */
+	long	sba_max_alloc ;		/* the parsed value of SBAAvailable */	
+
+	/*
+	 * SBA state machine variables
+	 */
+	short	sba_next_state ;	/* the next state of the SBA */
+	char	sba_command ;		/* holds the execuded SBA cmd */
+	u_char	sba_available ;		/* parsed value after possible check */
+} ;
+
+#endif	/* SBA */
+
+	/*
+	 * variables for the End Station Support
+	 */
+struct s_ess {
+
+	/*
+	 * flags and counters
+	 */
+	u_char	sync_bw_available ;	/* is set if sync bw is allocated */
+	u_char	local_sba_active ;	/* set when a local sba is available */
+	char	raf_act_timer_poll ;	/* activate the timer to send allc req */
+	char	timer_count ;		/* counts every timer function call */
+
+	SMbuf	*sba_reply_pend ;	/* local reply for the sba is pending */
+	
+	/*
+	 * variables for the ess bandwidth control
+	 */
+	long	sync_bw ;		/* holds the allocaed sync bw */
+	u_long	alloc_trans_id ;	/* trans id of the last alloc req */
+} ;
+#endif