562 lines
17 KiB
C
562 lines
17 KiB
C
/******************************************************************************
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*
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* Name: skdrv2nd.h
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* Project: GEnesis, PCI Gigabit Ethernet Adapter
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* Version: $Revision: 1.15 $
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* Date: $Date: 2003/02/25 14:16:40 $
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* Purpose: Second header file for driver and all other modules
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*
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******************************************************************************/
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/******************************************************************************
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*
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* (C)Copyright 1998-2003 SysKonnect GmbH.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* The information in this file is provided "AS IS" without warranty.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* History:
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*
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* $Log: skdrv2nd.h,v $
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* Revision 1.15 2003/02/25 14:16:40 mlindner
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* Fix: Copyright statement
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*
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* Revision 1.14 2003/02/25 13:26:26 mlindner
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* Add: Support for various vendors
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*
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* Revision 1.13 2002/10/02 12:46:02 mlindner
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* Add: Support for Yukon
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*
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* Revision 1.12.2.2 2001/09/05 12:14:50 mlindner
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* add: New hardware revision int
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*
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* Revision 1.12.2.1 2001/03/12 16:50:59 mlindner
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* chg: kernel 2.4 adaption
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*
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* Revision 1.12 2001/03/01 12:52:15 mlindner
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* Fixed ring size
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*
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* Revision 1.11 2001/02/19 13:28:02 mlindner
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* Changed PNMI parameter values
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*
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* Revision 1.10 2001/01/22 14:16:04 mlindner
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* added ProcFs functionality
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* Dual Net functionality integrated
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* Rlmt networks added
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*
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* Revision 1.1 2000/10/05 19:46:50 phargrov
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* Add directory src/vipk_devs_nonlbl/vipk_sk98lin/
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* This is the SysKonnect SK-98xx Gigabit Ethernet driver,
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* contributed by SysKonnect.
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*
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* Revision 1.9 2000/02/21 10:39:55 cgoos
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* Added flag for jumbo support usage.
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*
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* Revision 1.8 1999/11/22 13:50:44 cgoos
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* Changed license header to GPL.
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* Fixed two comments.
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*
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* Revision 1.7 1999/09/28 12:38:21 cgoos
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* Added CheckQueue to SK_AC.
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*
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* Revision 1.6 1999/07/27 08:04:05 cgoos
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* Added checksumming variables to SK_AC.
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*
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* Revision 1.5 1999/03/29 12:33:26 cgoos
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* Rreversed to fine lock granularity.
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*
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* Revision 1.4 1999/03/15 12:14:02 cgoos
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* Added DriverLock to SK_AC.
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* Removed other locks.
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*
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* Revision 1.3 1999/03/01 08:52:27 cgoos
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* Changed pAC->PciDev declaration.
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*
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* Revision 1.2 1999/02/18 10:57:14 cgoos
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* Removed SkDrvTimeStamp prototype.
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* Fixed SkGeOsGetTime prototype.
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*
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* Revision 1.1 1999/02/16 07:41:01 cgoos
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* First version.
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*
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*
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*
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******************************************************************************/
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/******************************************************************************
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*
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* Description:
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*
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* This is the second include file of the driver, which includes all other
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* neccessary files and defines all structures and constants used by the
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* driver and the common modules.
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*
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* Include File Hierarchy:
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*
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* see skge.c
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*
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******************************************************************************/
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#ifndef __INC_SKDRV2ND_H
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#define __INC_SKDRV2ND_H
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#include "h/skqueue.h"
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#include "h/skgehwt.h"
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#include "h/sktimer.h"
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#include "h/ski2c.h"
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#include "h/skgepnmi.h"
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#include "h/skvpd.h"
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#include "h/skgehw.h"
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#include "h/skgeinit.h"
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#include "h/skaddr.h"
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#include "h/skgesirq.h"
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#include "h/skcsum.h"
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#include "h/skrlmt.h"
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#include "h/skgedrv.h"
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#define SK_PCI_ISCOMPLIANT(result, pdev) { \
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result = SK_FALSE; /* default */ \
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/* 3Com (0x10b7) */ \
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if (pdev->vendor == 0x10b7) { \
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/* Gigabit Ethernet Adapter (0x1700) */ \
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if ((pdev->device == 0x1700)) { \
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result = SK_TRUE; \
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} \
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/* SysKonnect (0x1148) */ \
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} else if (pdev->vendor == 0x1148) { \
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/* SK-98xx Gigabit Ethernet Server Adapter (0x4300) */ \
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/* SK-98xx V2 Gigabit Ethernet Adapter (0x4320) */ \
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if ((pdev->device == 0x4300) || \
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(pdev->device == 0x4320)) { \
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result = SK_TRUE; \
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} \
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/* D-Link (0x1186) */ \
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} else if (pdev->vendor == 0x1186) { \
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/* Gigabit Ethernet Adapter (0x4c00) */ \
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if ((pdev->device == 0x4c00)) { \
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result = SK_TRUE; \
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} \
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/* CNet (0x1371) */ \
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} else if (pdev->vendor == 0x1371) { \
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/* GigaCard Network Adapter (0x434e) */ \
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if ((pdev->device == 0x434e)) { \
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result = SK_TRUE; \
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} \
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/* Linksys (0x1737) */ \
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} else if (pdev->vendor == 0x1737) { \
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/* Gigabit Network Adapter (0x1032) */ \
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/* Gigabit Network Adapter (0x1064) */ \
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if ((pdev->device == 0x1032) || \
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(pdev->device == 0x1064)) { \
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result = SK_TRUE; \
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} \
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} else { \
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result = SK_FALSE; \
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} \
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}
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extern SK_MBUF *SkDrvAllocRlmtMbuf(SK_AC*, SK_IOC, unsigned);
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extern void SkDrvFreeRlmtMbuf(SK_AC*, SK_IOC, SK_MBUF*);
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extern SK_U64 SkOsGetTime(SK_AC*);
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extern int SkPciReadCfgDWord(SK_AC*, int, SK_U32*);
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extern int SkPciReadCfgWord(SK_AC*, int, SK_U16*);
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extern int SkPciReadCfgByte(SK_AC*, int, SK_U8*);
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extern int SkPciWriteCfgDWord(SK_AC*, int, SK_U32);
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extern int SkPciWriteCfgWord(SK_AC*, int, SK_U16);
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extern int SkPciWriteCfgByte(SK_AC*, int, SK_U8);
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extern int SkDrvEvent(SK_AC*, SK_IOC IoC, SK_U32, SK_EVPARA);
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struct s_DrvRlmtMbuf {
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SK_MBUF *pNext; /* Pointer to next RLMT Mbuf. */
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SK_U8 *pData; /* Data buffer (virtually contig.). */
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unsigned Size; /* Data buffer size. */
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unsigned Length; /* Length of packet (<= Size). */
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SK_U32 PortIdx; /* Receiving/transmitting port. */
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#ifdef SK_RLMT_MBUF_PRIVATE
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SK_RLMT_MBUF Rlmt; /* Private part for RLMT. */
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#endif /* SK_RLMT_MBUF_PRIVATE */
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struct sk_buff *pOs; /* Pointer to message block */
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};
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/*
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* ioctl definitions
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*/
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#define SK_IOCTL_BASE (SIOCDEVPRIVATE)
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#define SK_IOCTL_GETMIB (SK_IOCTL_BASE + 0)
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#define SK_IOCTL_SETMIB (SK_IOCTL_BASE + 1)
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#define SK_IOCTL_PRESETMIB (SK_IOCTL_BASE + 2)
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typedef struct s_IOCTL SK_GE_IOCTL;
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struct s_IOCTL {
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char* pData;
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unsigned int Len;
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};
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/*
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* define sizes of descriptor rings in bytes
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*/
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#if 0
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#define TX_RING_SIZE (8*1024)
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#define RX_RING_SIZE (24*1024)
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#else
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#define TX_RING_SIZE (10 * 40)
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#define RX_RING_SIZE (10 * 40)
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#endif
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/*
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* Buffer size for ethernet packets
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*/
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#define ETH_BUF_SIZE 1540
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#define ETH_MAX_MTU 1514
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#define ETH_MIN_MTU 60
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#define ETH_MULTICAST_BIT 0x01
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#define SK_JUMBO_MTU 9000
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/*
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* transmit priority selects the queue: LOW=asynchron, HIGH=synchron
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*/
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#define TX_PRIO_LOW 0
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#define TX_PRIO_HIGH 1
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/*
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* alignment of rx/tx descriptors
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*/
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#define DESCR_ALIGN 8
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/*
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* definitions for pnmi. TODO
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*/
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#define SK_DRIVER_RESET(pAC, IoC) 0
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#define SK_DRIVER_SENDEVENT(pAC, IoC) 0
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#define SK_DRIVER_SELFTEST(pAC, IoC) 0
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/* For get mtu you must add an own function */
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#define SK_DRIVER_GET_MTU(pAc,IoC,i) 0
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#define SK_DRIVER_SET_MTU(pAc,IoC,i,v) 0
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#define SK_DRIVER_PRESET_MTU(pAc,IoC,i,v) 0
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/* TX and RX descriptors *****************************************************/
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typedef struct s_RxD RXD; /* the receive descriptor */
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struct s_RxD {
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volatile SK_U32 RBControl; /* Receive Buffer Control */
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SK_U32 VNextRxd; /* Next receive descriptor,low dword */
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SK_U32 VDataLow; /* Receive buffer Addr, low dword */
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SK_U32 VDataHigh; /* Receive buffer Addr, high dword */
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SK_U32 FrameStat; /* Receive Frame Status word */
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SK_U32 TimeStamp; /* Time stamp from XMAC */
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SK_U32 TcpSums; /* TCP Sum 2 / TCP Sum 1 */
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SK_U32 TcpSumStarts; /* TCP Sum Start 2 / TCP Sum Start 1 */
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RXD *pNextRxd; /* Pointer to next Rxd */
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struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */
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};
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typedef struct s_TxD TXD; /* the transmit descriptor */
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struct s_TxD {
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volatile SK_U32 TBControl; /* Transmit Buffer Control */
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SK_U32 VNextTxd; /* Next transmit descriptor,low dword */
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SK_U32 VDataLow; /* Transmit Buffer Addr, low dword */
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SK_U32 VDataHigh; /* Transmit Buffer Addr, high dword */
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SK_U32 FrameStat; /* Transmit Frame Status Word */
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SK_U32 TcpSumOfs; /* Reserved / TCP Sum Offset */
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SK_U16 TcpSumSt; /* TCP Sum Start */
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SK_U16 TcpSumWr; /* TCP Sum Write */
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SK_U32 TcpReserved; /* not used */
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TXD *pNextTxd; /* Pointer to next Txd */
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struct sk_buff *pMBuf; /* Pointer to Linux' socket buffer */
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};
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/* definition of flags in descriptor control field */
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#define RX_CTRL_OWN_BMU UINT32_C(0x80000000)
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#define RX_CTRL_STF UINT32_C(0x40000000)
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#define RX_CTRL_EOF UINT32_C(0x20000000)
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#define RX_CTRL_EOB_IRQ UINT32_C(0x10000000)
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#define RX_CTRL_EOF_IRQ UINT32_C(0x08000000)
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#define RX_CTRL_DEV_NULL UINT32_C(0x04000000)
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#define RX_CTRL_STAT_VALID UINT32_C(0x02000000)
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#define RX_CTRL_TIME_VALID UINT32_C(0x01000000)
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#define RX_CTRL_CHECK_DEFAULT UINT32_C(0x00550000)
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#define RX_CTRL_CHECK_CSUM UINT32_C(0x00560000)
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#define RX_CTRL_LEN_MASK UINT32_C(0x0000FFFF)
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#define TX_CTRL_OWN_BMU UINT32_C(0x80000000)
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#define TX_CTRL_STF UINT32_C(0x40000000)
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#define TX_CTRL_EOF UINT32_C(0x20000000)
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#define TX_CTRL_EOB_IRQ UINT32_C(0x10000000)
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#define TX_CTRL_EOF_IRQ UINT32_C(0x08000000)
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#define TX_CTRL_ST_FWD UINT32_C(0x04000000)
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#define TX_CTRL_DISAB_CRC UINT32_C(0x02000000)
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#define TX_CTRL_SOFTWARE UINT32_C(0x01000000)
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#define TX_CTRL_CHECK_DEFAULT UINT32_C(0x00550000)
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#define TX_CTRL_CHECK_CSUM UINT32_C(0x00560000)
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#define TX_CTRL_LEN_MASK UINT32_C(0x0000FFFF)
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/* The offsets of registers in the TX and RX queue control io area ***********/
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#define RX_Q_BUF_CTRL_CNT 0x00
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#define RX_Q_NEXT_DESCR_LOW 0x04
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#define RX_Q_BUF_ADDR_LOW 0x08
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#define RX_Q_BUF_ADDR_HIGH 0x0c
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#define RX_Q_FRAME_STAT 0x10
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#define RX_Q_TIME_STAMP 0x14
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#define RX_Q_CSUM_1_2 0x18
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#define RX_Q_CSUM_START_1_2 0x1c
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#define RX_Q_CUR_DESCR_LOW 0x20
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#define RX_Q_DESCR_HIGH 0x24
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#define RX_Q_CUR_ADDR_LOW 0x28
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#define RX_Q_CUR_ADDR_HIGH 0x2c
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#define RX_Q_CUR_BYTE_CNT 0x30
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#define RX_Q_CTRL 0x34
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#define RX_Q_FLAG 0x38
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#define RX_Q_TEST1 0x3c
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#define RX_Q_TEST2 0x40
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#define RX_Q_TEST3 0x44
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#define TX_Q_BUF_CTRL_CNT 0x00
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#define TX_Q_NEXT_DESCR_LOW 0x04
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#define TX_Q_BUF_ADDR_LOW 0x08
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#define TX_Q_BUF_ADDR_HIGH 0x0c
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#define TX_Q_FRAME_STAT 0x10
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#define TX_Q_CSUM_START 0x14
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#define TX_Q_CSUM_START_POS 0x18
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#define TX_Q_RESERVED 0x1c
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#define TX_Q_CUR_DESCR_LOW 0x20
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#define TX_Q_DESCR_HIGH 0x24
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#define TX_Q_CUR_ADDR_LOW 0x28
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#define TX_Q_CUR_ADDR_HIGH 0x2c
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#define TX_Q_CUR_BYTE_CNT 0x30
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#define TX_Q_CTRL 0x34
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#define TX_Q_FLAG 0x38
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#define TX_Q_TEST1 0x3c
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#define TX_Q_TEST2 0x40
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#define TX_Q_TEST3 0x44
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/* definition of flags in the queue control field */
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#define RX_Q_CTRL_POLL_ON 0x00000080
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#define RX_Q_CTRL_POLL_OFF 0x00000040
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#define RX_Q_CTRL_STOP 0x00000020
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#define RX_Q_CTRL_START 0x00000010
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#define RX_Q_CTRL_CLR_I_PAR 0x00000008
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#define RX_Q_CTRL_CLR_I_EOB 0x00000004
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#define RX_Q_CTRL_CLR_I_EOF 0x00000002
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#define RX_Q_CTRL_CLR_I_ERR 0x00000001
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#define TX_Q_CTRL_POLL_ON 0x00000080
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#define TX_Q_CTRL_POLL_OFF 0x00000040
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#define TX_Q_CTRL_STOP 0x00000020
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#define TX_Q_CTRL_START 0x00000010
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#define TX_Q_CTRL_CLR_I_EOB 0x00000004
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#define TX_Q_CTRL_CLR_I_EOF 0x00000002
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#define TX_Q_CTRL_CLR_I_ERR 0x00000001
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/* Interrupt bits in the interrupts source register **************************/
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#define IRQ_HW_ERROR 0x80000000
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#define IRQ_RESERVED 0x40000000
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#define IRQ_PKT_TOUT_RX1 0x20000000
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#define IRQ_PKT_TOUT_RX2 0x10000000
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#define IRQ_PKT_TOUT_TX1 0x08000000
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#define IRQ_PKT_TOUT_TX2 0x04000000
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#define IRQ_I2C_READY 0x02000000
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#define IRQ_SW 0x01000000
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#define IRQ_EXTERNAL_REG 0x00800000
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#define IRQ_TIMER 0x00400000
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#define IRQ_MAC1 0x00200000
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#define IRQ_LINK_SYNC_C_M1 0x00100000
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#define IRQ_MAC2 0x00080000
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#define IRQ_LINK_SYNC_C_M2 0x00040000
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#define IRQ_EOB_RX1 0x00020000
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#define IRQ_EOF_RX1 0x00010000
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#define IRQ_CHK_RX1 0x00008000
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#define IRQ_EOB_RX2 0x00004000
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#define IRQ_EOF_RX2 0x00002000
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#define IRQ_CHK_RX2 0x00001000
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#define IRQ_EOB_SY_TX1 0x00000800
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#define IRQ_EOF_SY_TX1 0x00000400
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#define IRQ_CHK_SY_TX1 0x00000200
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#define IRQ_EOB_AS_TX1 0x00000100
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#define IRQ_EOF_AS_TX1 0x00000080
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#define IRQ_CHK_AS_TX1 0x00000040
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#define IRQ_EOB_SY_TX2 0x00000020
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#define IRQ_EOF_SY_TX2 0x00000010
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#define IRQ_CHK_SY_TX2 0x00000008
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#define IRQ_EOB_AS_TX2 0x00000004
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#define IRQ_EOF_AS_TX2 0x00000002
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#define IRQ_CHK_AS_TX2 0x00000001
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#define DRIVER_IRQS (IRQ_SW | IRQ_EOF_RX1 | IRQ_EOF_RX2 | \
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IRQ_EOF_SY_TX1 | IRQ_EOF_AS_TX1 | \
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IRQ_EOF_SY_TX2 | IRQ_EOF_AS_TX2)
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#define SPECIAL_IRQS (IRQ_HW_ERROR | IRQ_PKT_TOUT_RX1 | IRQ_PKT_TOUT_RX2 | \
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IRQ_PKT_TOUT_TX1 | IRQ_PKT_TOUT_TX2 | \
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IRQ_I2C_READY | IRQ_EXTERNAL_REG | IRQ_TIMER | \
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IRQ_MAC1 | IRQ_LINK_SYNC_C_M1 | \
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IRQ_MAC2 | IRQ_LINK_SYNC_C_M2 | \
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IRQ_CHK_RX1 | IRQ_CHK_RX2 | \
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IRQ_CHK_SY_TX1 | IRQ_CHK_AS_TX1 | \
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IRQ_CHK_SY_TX2 | IRQ_CHK_AS_TX2)
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#define IRQ_MASK (IRQ_SW | IRQ_EOB_RX1 | IRQ_EOF_RX1 | \
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IRQ_EOB_RX2 | IRQ_EOF_RX2 | \
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IRQ_EOB_SY_TX1 | IRQ_EOF_SY_TX1 | \
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IRQ_EOB_AS_TX1 | IRQ_EOF_AS_TX1 | \
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IRQ_EOB_SY_TX2 | IRQ_EOF_SY_TX2 | \
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IRQ_EOB_AS_TX2 | IRQ_EOF_AS_TX2 | \
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IRQ_HW_ERROR | IRQ_PKT_TOUT_RX1 | IRQ_PKT_TOUT_RX2 | \
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IRQ_PKT_TOUT_TX1 | IRQ_PKT_TOUT_TX2 | \
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IRQ_I2C_READY | IRQ_EXTERNAL_REG | IRQ_TIMER | \
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IRQ_MAC1 | \
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IRQ_MAC2 | \
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IRQ_CHK_RX1 | IRQ_CHK_RX2 | \
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IRQ_CHK_SY_TX1 | IRQ_CHK_AS_TX1 | \
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IRQ_CHK_SY_TX2 | IRQ_CHK_AS_TX2)
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#define IRQ_HWE_MASK 0x00000FFF /* enable all HW irqs */
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typedef struct s_DevNet DEV_NET;
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struct s_DevNet {
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int PortNr;
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int NetNr;
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int Mtu;
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int Up;
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SK_AC *pAC;
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};
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typedef struct s_TxPort TX_PORT;
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struct s_TxPort {
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/* the transmit descriptor rings */
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caddr_t pTxDescrRing; /* descriptor area memory */
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SK_U64 VTxDescrRing; /* descr. area bus virt. addr. */
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TXD *pTxdRingHead; /* Head of Tx rings */
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TXD *pTxdRingTail; /* Tail of Tx rings */
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TXD *pTxdRingPrev; /* descriptor sent previously */
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int TxdRingFree; /* # of free entrys */
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#if 0
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spinlock_t TxDesRingLock; /* serialize descriptor accesses */
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#endif
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caddr_t HwAddr; /* bmu registers address */
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int PortIndex; /* index number of port (0 or 1) */
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};
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typedef struct s_RxPort RX_PORT;
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struct s_RxPort {
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/* the receive descriptor rings */
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caddr_t pRxDescrRing; /* descriptor area memory */
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SK_U64 VRxDescrRing; /* descr. area bus virt. addr. */
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RXD *pRxdRingHead; /* Head of Rx rings */
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RXD *pRxdRingTail; /* Tail of Rx rings */
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RXD *pRxdRingPrev; /* descriptor given to BMU previously */
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int RxdRingFree; /* # of free entrys */
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#if 0
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spinlock_t RxDesRingLock; /* serialize descriptor accesses */
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#endif
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int RxFillLimit; /* limit for buffers in ring */
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caddr_t HwAddr; /* bmu registers address */
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int PortIndex; /* index number of port (0 or 1) */
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};
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typedef struct s_PerStrm PER_STRM;
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|
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#define SK_ALLOC_IRQ 0x00000001
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|
|
/****************************************************************************
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* Per board structure / Adapter Context structure:
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* Allocated within attach(9e) and freed within detach(9e).
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* Contains all 'per device' necessary handles, flags, locks etc.:
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|
*/
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struct s_AC {
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SK_GEINIT GIni; /* GE init struct */
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SK_PNMI Pnmi; /* PNMI data struct */
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SK_VPD vpd; /* vpd data struct */
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SK_QUEUE Event; /* Event queue */
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SK_HWT Hwt; /* Hardware Timer control struct */
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|
SK_TIMCTRL Tim; /* Software Timer control struct */
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SK_I2C I2c; /* I2C relevant data structure */
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|
SK_ADDR Addr; /* for Address module */
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|
SK_CSUM Csum; /* for checksum module */
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|
SK_RLMT Rlmt; /* for rlmt module */
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|
#if 0
|
|
spinlock_t SlowPathLock; /* Normal IRQ lock */
|
|
#endif
|
|
SK_PNMI_STRUCT_DATA PnmiStruct; /* structure to get all Pnmi-Data */
|
|
int RlmtMode; /* link check mode to set */
|
|
int RlmtNets; /* Number of nets */
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|
|
|
SK_IOC IoBase; /* register set of adapter */
|
|
int BoardLevel; /* level of active hw init (0-2) */
|
|
char DeviceStr[80]; /* adapter string from vpd */
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|
SK_U32 AllocFlag; /* flag allocation of resources */
|
|
#if 0
|
|
struct pci_dev *PciDev; /* for access to pci config space */
|
|
SK_U32 PciDevId; /* pci device id */
|
|
#else
|
|
int PciDev;
|
|
#endif
|
|
struct SK_NET_DEVICE *dev[2]; /* pointer to device struct */
|
|
char Name[30]; /* driver name */
|
|
struct SK_NET_DEVICE *Next; /* link all devices (for clearing) */
|
|
int RxBufSize; /* length of receive buffers */
|
|
#if 0
|
|
struct net_device_stats stats; /* linux 'netstat -i' statistics */
|
|
#endif
|
|
int Index; /* internal board index number */
|
|
|
|
/* adapter RAM sizes for queues of active port */
|
|
int RxQueueSize; /* memory used for receive queue */
|
|
int TxSQueueSize; /* memory used for sync. tx queue */
|
|
int TxAQueueSize; /* memory used for async. tx queue */
|
|
|
|
int PromiscCount; /* promiscuous mode counter */
|
|
int AllMultiCount; /* allmulticast mode counter */
|
|
int MulticCount; /* number of different MC */
|
|
/* addresses for this board */
|
|
/* (may be more than HW can)*/
|
|
|
|
int HWRevision; /* Hardware revision */
|
|
int ActivePort; /* the active XMAC port */
|
|
int MaxPorts; /* number of activated ports */
|
|
int TxDescrPerRing; /* # of descriptors per tx ring */
|
|
int RxDescrPerRing; /* # of descriptors per rx ring */
|
|
|
|
caddr_t pDescrMem; /* Pointer to the descriptor area */
|
|
dma_addr_t pDescrMemDMA; /* PCI DMA address of area */
|
|
|
|
/* the port structures with descriptor rings */
|
|
TX_PORT TxPort[SK_MAX_MACS][2];
|
|
RX_PORT RxPort[SK_MAX_MACS];
|
|
|
|
unsigned int CsOfs1; /* for checksum calculation */
|
|
unsigned int CsOfs2; /* for checksum calculation */
|
|
SK_U32 CsOfs; /* for checksum calculation */
|
|
|
|
SK_BOOL CheckQueue; /* check event queue soon */
|
|
|
|
/* Only for tests */
|
|
int PortUp;
|
|
int PortDown;
|
|
|
|
};
|
|
|
|
#endif /* __INC_SKDRV2ND_H */
|