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-rw-r--r--drivers/net/skfp/h/sba.h142
1 files changed, 142 insertions, 0 deletions
diff --git a/drivers/net/skfp/h/sba.h b/drivers/net/skfp/h/sba.h
new file mode 100644
index 0000000..df716cd
--- /dev/null
+++ b/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
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