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1/******************************************************************************
2 *
3 * Name: skqueue.h
4 * Project: Gigabit Ethernet Adapters, Event Scheduler Module
5 * Version: $Revision: 1.16 $
6 * Date: $Date: 2003/09/16 12:50:32 $
7 * Purpose: Defines for the Event queue
8 *
9 ******************************************************************************/
10
11/******************************************************************************
12 *
13 * (C)Copyright 1998-2002 SysKonnect GmbH.
14 * (C)Copyright 2002-2003 Marvell.
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 * SKQUEUE.H contains all defines and types for the event queue
27 */
28
29#ifndef _SKQUEUE_H_
30#define _SKQUEUE_H_
31
32
33/*
34 * define the event classes to be served
35 */
36#define SKGE_DRV 1 /* Driver Event Class */
37#define SKGE_RLMT 2 /* RLMT Event Class */
38#define SKGE_I2C 3 /* I2C Event Class */
39#define SKGE_PNMI 4 /* PNMI Event Class */
40#define SKGE_CSUM 5 /* Checksum Event Class */
41#define SKGE_HWAC 6 /* Hardware Access Event Class */
42
43#define SKGE_SWT 9 /* Software Timer Event Class */
44#define SKGE_LACP 10 /* LACP Aggregation Event Class */
45#define SKGE_RSF 11 /* RSF Aggregation Event Class */
46#define SKGE_MARKER 12 /* MARKER Aggregation Event Class */
47#define SKGE_FD 13 /* FD Distributor Event Class */
48
49/*
50 * define event queue as circular buffer
51 */
52#define SK_MAX_EVENT 64
53
54/*
55 * Parameter union for the Para stuff
56 */
57typedef union u_EvPara {
58 void *pParaPtr; /* Parameter Pointer */
59 SK_U64 Para64; /* Parameter 64bit version */
60 SK_U32 Para32[2]; /* Parameter Array of 32bit parameters */
61} SK_EVPARA;
62
63/*
64 * Event Queue
65 * skqueue.c
66 * events are class/value pairs
67 * class is addressee, e.g. RLMT, PNMI etc.
68 * value is command, e.g. line state change, ring op change etc.
69 */
70typedef struct s_EventElem {
71 SK_U32 Class; /* Event class */
72 SK_U32 Event; /* Event value */
73 SK_EVPARA Para; /* Event parameter */
74} SK_EVENTELEM;
75
76typedef struct s_Queue {
77 SK_EVENTELEM EvQueue[SK_MAX_EVENT];
78 SK_EVENTELEM *EvPut;
79 SK_EVENTELEM *EvGet;
80} SK_QUEUE;
81
82extern void SkEventInit(SK_AC *pAC, SK_IOC Ioc, int Level);
83extern void SkEventQueue(SK_AC *pAC, SK_U32 Class, SK_U32 Event,
84 SK_EVPARA Para);
85extern int SkEventDispatcher(SK_AC *pAC, SK_IOC Ioc);
86
87
88/* Define Error Numbers and messages */
89#define SKERR_Q_E001 (SK_ERRBASE_QUEUE+0)
90#define SKERR_Q_E001MSG "Event queue overflow"
91#define SKERR_Q_E002 (SKERR_Q_E001+1)
92#define SKERR_Q_E002MSG "Undefined event class"
93#endif /* _SKQUEUE_H_ */
94