drivers/net/sk98lin/h/skqueue.h

   1 /******************************************************************************
   2  *
   3  * Name:        skqueue.h
   4  * Project:     GEnesis, PCI Gigabit Ethernet Adapter
   5  * Version:     $Revision: 1.14 $
   6  * Date:        $Date: 2002/03/15 10:52:13 $
   7  * Purpose:     Defines for the Event queue
   8  *
   9  ******************************************************************************/
  10
  11 /******************************************************************************
  12  *
  13  *      (C)Copyright 1998,1999 SysKonnect,
  14  *      a business unit of Schneider & Koch & Co. Datensysteme GmbH.
  15  *
  16  *      This program is free software; you can redistribute it and/or modify
  17  *      it under the terms of the GNU General Public License as published by
  18  *      the Free Software Foundation; either version 2 of the License, or
  19  *      (at your option) any later version.
  20  *
  21  *      The information in this file is provided "AS IS" without warranty.
  22  *
  23  ******************************************************************************/
  24
  25 /******************************************************************************
  26  *
  27  * History:
  28  *
  29  *      $Log: skqueue.h,v $
  30  *      Revision 1.14  2002/03/15 10:52:13  mkunz
  31  *      Added event classes for link aggregation
  32  *
  33  *      Revision 1.13  1999/11/22 13:59:05  cgoos
  34  *      Changed license header to GPL.
  35  *
  36  *      Revision 1.12  1998/09/08 08:48:01  gklug
  37  *      add: init level handling
  38  *
  39  *      Revision 1.11  1998/09/03 14:15:11  gklug
  40  *      add: CSUM and HWAC Eventclass and function.
  41  *      fix: pParaPtr according to CCC
  42  *
  43  *      Revision 1.10  1998/08/20 12:43:03  gklug
  44  *      add: typedef SK_QUEUE
  45  *
  46  *      Revision 1.9  1998/08/19 09:50:59  gklug
  47  *      fix: remove struct keyword from c-code (see CCC) add typedefs
  48  *
  49  *      Revision 1.8  1998/08/18 07:00:01  gklug
  50  *      fix: SK_PTR not defined use void * instead.
  51  *
  52  *      Revision 1.7  1998/08/17 13:43:19  gklug
  53  *      chg: Parameter will be union of 64bit para, 2 times SK_U32 or SK_PTR
  54  *
  55  *      Revision 1.6  1998/08/14 07:09:30  gklug
  56  *      fix: chg pAc -> pAC
  57  *
  58  *      Revision 1.5  1998/08/11 14:26:44  gklug
  59  *      chg: Event Dispatcher returns now int.
  60  *
  61  *      Revision 1.4  1998/08/11 12:15:21  gklug
  62  *      add: Error numbers of skqueue module
  63  *
  64  *      Revision 1.3  1998/08/07 12:54:23  gklug
  65  *      fix: first compiled version
  66  *
  67  *      Revision 1.2  1998/08/07 09:34:00  gklug
  68  *      adapt structure defs to CCC
  69  *      add: prototypes for functions
  70  *
  71  *      Revision 1.1  1998/07/30 14:52:12  gklug
  72  *      Initial version.
  73  *      Defines Event Classes, Event structs and queue management variables.
  74  *
  75  *
  76  *
  77  ******************************************************************************/
  78
  79 /*
  80  * SKQUEUE.H    contains all defines and types for the event queue
  81  */
  82
  83 #ifndef _SKQUEUE_H_
  84 #define _SKQUEUE_H_
  85
  86
  87 /*
  88  * define the event classes to be served
  89  */
  90 #define SKGE_DRV        1       /* Driver Event Class */
  91 #define SKGE_RLMT       2       /* RLMT Event Class */
  92 #define SKGE_I2C        3       /* i2C Event Class */
  93 #define SKGE_PNMI       4       /* PNMI Event Class */
  94 #define SKGE_CSUM       5       /* Checksum Event Class */
  95 #define SKGE_HWAC       6       /* Hardware Access Event Class */
  96
  97 #define SKGE_SWT        9       /* Software Timer Event Class */
  98 #define SKGE_LACP       10      /* LACP Aggregation Event Class */
  99 #define SKGE_RSF        11      /* RSF Aggregation Event Class */
 100 #define SKGE_MARKER     12      /* MARKER Aggregation Event Class */
 101 #define SKGE_FD         13      /* FD Distributor Event Class */
 102
 103 /*
 104  * define event queue as circular buffer
 105  */
 106 #define SK_MAX_EVENT    64
 107
 108 /*
 109  * Parameter union for the Para stuff
 110  */
 111 typedef union u_EvPara {
 112         void    *pParaPtr;      /* Parameter Pointer */
 113         SK_U64  Para64;         /* Parameter 64bit version */
 114         SK_U32  Para32[2];      /* Parameter Array of 32bit parameters */
 115 } SK_EVPARA;
 116
 117 /*
 118  * Event Queue
 119  *      skqueue.c
 120  * events are class/value pairs
 121  *      class   is addressee, e.g. RMT, PCM etc.
 122  *      value   is command, e.g. line state change, ring op change etc.
 123  */
 124 typedef struct s_EventElem {
 125         SK_U32          Class ;                 /* Event class */
 126         SK_U32          Event ;                 /* Event value */
 127         SK_EVPARA       Para ;                  /* Event parameter */
 128 } SK_EVENTELEM;
 129
 130 typedef struct s_Queue {
 131         SK_EVENTELEM    EvQueue[SK_MAX_EVENT];
 132         SK_EVENTELEM    *EvPut ;
 133         SK_EVENTELEM    *EvGet ;
 134 } SK_QUEUE;
 135
 136 extern  void SkEventInit(SK_AC *pAC, SK_IOC Ioc, int Level);
 137 extern  void SkEventQueue(SK_AC *pAC, SK_U32 Class, SK_U32 Event,
 138         SK_EVPARA Para);
 139 extern  int SkEventDispatcher(SK_AC *pAC,SK_IOC Ioc);
 140
 141
 142 /* Define Error Numbers and messages */
 143 #define SKERR_Q_E001    (SK_ERRBASE_QUEUE+0)
 144 #define SKERR_Q_E001MSG "Event queue overflow"
 145 #define SKERR_Q_E002    (SKERR_Q_E001+1)
 146 #define SKERR_Q_E002MSG "Undefined event class"
 147 #endif  /* _SKQUEUE_H_ */