426 lines
11 KiB
C
426 lines
11 KiB
C
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/******************************************************************************
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*
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* Name: skaddr.h
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* Project: GEnesis, PCI Gigabit Ethernet Adapter
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* Version: $Revision: 1.26 $
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* Date: $Date: 2002/11/15 07:24:42 $
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* Purpose: Header file for Address Management (MC, UC, Prom).
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*
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******************************************************************************/
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/******************************************************************************
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*
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* (C)Copyright 1998-2001 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: skaddr.h,v $
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* Revision 1.26 2002/11/15 07:24:42 tschilli
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* SK_ADDR_EQUAL macro fixed.
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*
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* Revision 1.25 2002/06/10 13:55:18 tschilli
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* Changes for handling YUKON.
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* All changes are internally and not visible to the programmer
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* using this module.
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*
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* Revision 1.24 2001/01/22 13:41:34 rassmann
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* Supporting two nets on dual-port adapters.
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*
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* Revision 1.23 2000/08/10 11:27:50 rassmann
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* Editorial changes.
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* Preserving 32-bit alignment in structs for the adapter context.
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*
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* Revision 1.22 2000/08/07 11:10:40 rassmann
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* Editorial changes.
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*
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* Revision 1.21 2000/05/04 09:39:59 rassmann
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* Editorial changes.
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* Corrected multicast address hashing.
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*
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* Revision 1.20 1999/11/22 13:46:14 cgoos
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* Changed license header to GPL.
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* Allowing overwrite for SK_ADDR_EQUAL.
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*
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* Revision 1.19 1999/05/28 10:56:07 rassmann
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* Editorial changes.
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*
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* Revision 1.18 1999/04/06 17:22:04 rassmann
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* Added private "ActivePort".
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*
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* Revision 1.17 1999/01/14 16:18:19 rassmann
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* Corrected multicast initialization.
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*
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* Revision 1.16 1999/01/04 10:30:36 rassmann
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* SkAddrOverride only possible after SK_INIT_IO phase.
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*
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* Revision 1.15 1998/12/29 13:13:11 rassmann
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* An address override is now preserved in the SK_INIT_IO phase.
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* All functions return an int now.
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* Extended parameter checking.
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*
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* Revision 1.14 1998/11/24 12:39:45 rassmann
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* Reserved multicast entry for BPDU address.
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* 13 multicast entries left for protocol.
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*
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* Revision 1.13 1998/11/13 17:24:32 rassmann
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* Changed return value of SkAddrOverride to int.
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*
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* Revision 1.12 1998/11/13 16:56:19 rassmann
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* Added macro SK_ADDR_COMPARE.
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* Changed return type of SkAddrOverride to SK_BOOL.
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*
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* Revision 1.11 1998/10/28 18:16:35 rassmann
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* Avoiding I/Os before SK_INIT_RUN level.
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* Aligning InexactFilter.
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*
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* Revision 1.10 1998/10/22 11:39:10 rassmann
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* Corrected signed/unsigned mismatches.
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*
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* Revision 1.9 1998/10/15 15:15:49 rassmann
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* Changed Flags Parameters from SK_U8 to int.
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* Checked with lint.
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*
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* Revision 1.8 1998/09/24 19:15:12 rassmann
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* Code cleanup.
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*
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* Revision 1.7 1998/09/18 20:22:13 rassmann
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* Added HW access.
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*
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* Revision 1.6 1998/09/04 19:40:20 rassmann
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* Interface enhancements.
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*
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* Revision 1.5 1998/09/04 12:40:57 rassmann
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* Interface cleanup.
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*
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* Revision 1.4 1998/09/04 12:14:13 rassmann
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* Interface cleanup.
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*
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* Revision 1.3 1998/09/02 16:56:40 rassmann
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* Updated interface.
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*
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* Revision 1.2 1998/08/27 14:26:09 rassmann
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* Updated interface.
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*
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* Revision 1.1 1998/08/21 08:31:08 rassmann
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* First public version.
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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 module is intended to manage multicast addresses and promiscuous mode
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* on GEnesis adapters.
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*
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* Include File Hierarchy:
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*
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* "skdrv1st.h"
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* ...
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* "sktypes.h"
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* "skqueue.h"
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* "skaddr.h"
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* ...
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* "skdrv2nd.h"
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*
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******************************************************************************/
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#ifndef __INC_SKADDR_H
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#define __INC_SKADDR_H
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#ifdef __cplusplus
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#error C++ is not yet supported.
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extern "C" {
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#endif /* cplusplus */
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/* defines ********************************************************************/
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#define SK_MAC_ADDR_LEN 6 /* Length of MAC address. */
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#define SK_MAX_ADDRS 14 /* #Addrs for exact match. */
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/* ----- Common return values ----- */
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#define SK_ADDR_SUCCESS 0 /* Function returned successfully. */
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#define SK_ADDR_ILLEGAL_PORT 100 /* Port number too high. */
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#define SK_ADDR_TOO_EARLY 101 /* Function called too early. */
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/* ----- Clear/Add flag bits ----- */
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#define SK_ADDR_PERMANENT 1 /* RLMT Address */
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/* ----- Additional Clear flag bits ----- */
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#define SK_MC_SW_ONLY 2 /* Do not update HW when clearing. */
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/* ----- Override flag bits ----- */
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#define SK_ADDR_LOGICAL_ADDRESS 0
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#define SK_ADDR_VIRTUAL_ADDRESS (SK_ADDR_LOGICAL_ADDRESS) /* old */
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#define SK_ADDR_PHYSICAL_ADDRESS 1
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#define SK_ADDR_CLEAR_LOGICAL 2
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#define SK_ADDR_SET_LOGICAL 4
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/* ----- Override return values ----- */
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#define SK_ADDR_OVERRIDE_SUCCESS (SK_ADDR_SUCCESS)
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#define SK_ADDR_DUPLICATE_ADDRESS 1
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#define SK_ADDR_MULTICAST_ADDRESS 2
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/* ----- Partitioning of excact match table ----- */
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#define SK_ADDR_EXACT_MATCHES 16 /* #Exact match entries. */
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#define SK_ADDR_FIRST_MATCH_RLMT 1
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#define SK_ADDR_LAST_MATCH_RLMT 2
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#define SK_ADDR_FIRST_MATCH_DRV 3
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#define SK_ADDR_LAST_MATCH_DRV (SK_ADDR_EXACT_MATCHES - 1)
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/* ----- SkAddrMcAdd/SkAddrMcUpdate return values ----- */
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#define SK_MC_FILTERING_EXACT 0 /* Exact filtering. */
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#define SK_MC_FILTERING_INEXACT 1 /* Inexact filtering. */
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/* ----- Additional SkAddrMcAdd return values ----- */
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#define SK_MC_ILLEGAL_ADDRESS 2 /* Illegal address. */
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#define SK_MC_ILLEGAL_PORT 3 /* Illegal port (not the active one). */
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#define SK_MC_RLMT_OVERFLOW 4 /* Too many RLMT mc addresses. */
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/* Promiscuous mode bits ----- */
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#define SK_PROM_MODE_NONE 0 /* Normal receive. */
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#define SK_PROM_MODE_LLC 1 /* Receive all LLC frames. */
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#define SK_PROM_MODE_ALL_MC 2 /* Receive all multicast frames. */
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/* #define SK_PROM_MODE_NON_LLC 4 */ /* Receive all non-LLC frames. */
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/* Macros */
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#if 0
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#ifndef SK_ADDR_EQUAL
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/*
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* "&" instead of "&&" allows better optimization on IA-64.
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* The replacement is safe here, as all bytes exist.
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*/
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#ifndef SK_ADDR_DWORD_COMPARE
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#define SK_ADDR_EQUAL(A1,A2) ( \
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(((SK_U8 *)(A1))[5] == ((SK_U8 *)(A2))[5]) & \
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(((SK_U8 *)(A1))[4] == ((SK_U8 *)(A2))[4]) & \
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(((SK_U8 *)(A1))[3] == ((SK_U8 *)(A2))[3]) & \
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(((SK_U8 *)(A1))[2] == ((SK_U8 *)(A2))[2]) & \
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(((SK_U8 *)(A1))[1] == ((SK_U8 *)(A2))[1]) & \
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(((SK_U8 *)(A1))[0] == ((SK_U8 *)(A2))[0]))
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#else /* SK_ADDR_DWORD_COMPARE */
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#define SK_ADDR_EQUAL(A1,A2) ( \
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(*(SK_U32 *)&(((SK_U8 *)(A1))[2]) == *(SK_U32 *)&(((SK_U8 *)(A2))[2])) & \
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(*(SK_U32 *)&(((SK_U8 *)(A1))[0]) == *(SK_U32 *)&(((SK_U8 *)(A2))[0])))
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#endif /* SK_ADDR_DWORD_COMPARE */
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#endif /* SK_ADDR_EQUAL */
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#endif /* 0 */
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#ifndef SK_ADDR_EQUAL
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#ifndef SK_ADDR_DWORD_COMPARE
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#define SK_ADDR_EQUAL(A1,A2) ( \
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(((SK_U8 *)(A1))[5] == ((SK_U8 *)(A2))[5]) & \
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(((SK_U8 *)(A1))[4] == ((SK_U8 *)(A2))[4]) & \
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(((SK_U8 *)(A1))[3] == ((SK_U8 *)(A2))[3]) & \
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(((SK_U8 *)(A1))[2] == ((SK_U8 *)(A2))[2]) & \
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(((SK_U8 *)(A1))[1] == ((SK_U8 *)(A2))[1]) & \
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(((SK_U8 *)(A1))[0] == ((SK_U8 *)(A2))[0]))
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#else /* SK_ADDR_DWORD_COMPARE */
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#define SK_ADDR_EQUAL(A1,A2) ( \
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(*(SK_U16 *)&(((SK_U8 *)(A1))[4]) == *(SK_U16 *)&(((SK_U8 *)(A2))[4])) && \
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(*(SK_U32 *)&(((SK_U8 *)(A1))[0]) == *(SK_U32 *)&(((SK_U8 *)(A2))[0])))
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#endif /* SK_ADDR_DWORD_COMPARE */
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#endif /* SK_ADDR_EQUAL */
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/* typedefs *******************************************************************/
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typedef struct s_MacAddr {
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SK_U8 a[SK_MAC_ADDR_LEN];
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} SK_MAC_ADDR;
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/* SK_FILTER is used to ensure alignment of the filter. */
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typedef union s_InexactFilter {
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SK_U8 Bytes[8];
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SK_U64 Val; /* Dummy entry for alignment only. */
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} SK_FILTER64;
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typedef struct s_AddrNet SK_ADDR_NET;
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typedef struct s_AddrPort {
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/* ----- Public part (read-only) ----- */
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SK_MAC_ADDR CurrentMacAddress; /* Current physical MAC Address. */
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SK_MAC_ADDR PermanentMacAddress; /* Permanent physical MAC Address. */
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int PromMode; /* Promiscuous Mode. */
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/* ----- Private part ----- */
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SK_MAC_ADDR PreviousMacAddress; /* Prev. phys. MAC Address. */
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SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
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SK_U8 Align01;
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SK_U32 FirstExactMatchRlmt;
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SK_U32 NextExactMatchRlmt;
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SK_U32 FirstExactMatchDrv;
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SK_U32 NextExactMatchDrv;
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SK_MAC_ADDR Exact[SK_ADDR_EXACT_MATCHES];
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SK_FILTER64 InexactFilter; /* For 64-bit hash register. */
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SK_FILTER64 InexactRlmtFilter; /* For 64-bit hash register. */
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SK_FILTER64 InexactDrvFilter; /* For 64-bit hash register. */
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} SK_ADDR_PORT;
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struct s_AddrNet {
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/* ----- Public part (read-only) ----- */
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SK_MAC_ADDR CurrentMacAddress; /* Logical MAC Address. */
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SK_MAC_ADDR PermanentMacAddress; /* Logical MAC Address. */
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/* ----- Private part ----- */
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SK_U32 ActivePort; /* View of module ADDR. */
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SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
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SK_U8 Align01;
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SK_U16 Align02;
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};
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typedef struct s_Addr {
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/* ----- Public part (read-only) ----- */
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SK_ADDR_NET Net[SK_MAX_NETS];
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SK_ADDR_PORT Port[SK_MAX_MACS];
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/* ----- Private part ----- */
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} SK_ADDR;
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/* function prototypes ********************************************************/
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#ifndef SK_KR_PROTO
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/* Functions provided by SkAddr */
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/* ANSI/C++ compliant function prototypes */
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extern int SkAddrInit(
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SK_AC *pAC,
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SK_IOC IoC,
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int Level);
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extern int SkAddrMcClear(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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int Flags);
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extern int SkAddrXmacMcClear(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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int Flags);
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extern int SkAddrGmacMcClear(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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int Flags);
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extern int SkAddrMcAdd(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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SK_MAC_ADDR *pMc,
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int Flags);
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extern int SkAddrXmacMcAdd(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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SK_MAC_ADDR *pMc,
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int Flags);
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extern int SkAddrGmacMcAdd(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 PortNumber,
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||
|
|
SK_MAC_ADDR *pMc,
|
||
|
|
int Flags);
|
||
|
|
|
||
|
|
extern int SkAddrMcUpdate(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber);
|
||
|
|
|
||
|
|
extern int SkAddrXmacMcUpdate(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber);
|
||
|
|
|
||
|
|
extern int SkAddrGmacMcUpdate(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber);
|
||
|
|
|
||
|
|
extern int SkAddrOverride(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber,
|
||
|
|
SK_MAC_ADDR *pNewAddr,
|
||
|
|
int Flags);
|
||
|
|
|
||
|
|
extern int SkAddrPromiscuousChange(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber,
|
||
|
|
int NewPromMode);
|
||
|
|
|
||
|
|
extern int SkAddrXmacPromiscuousChange(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber,
|
||
|
|
int NewPromMode);
|
||
|
|
|
||
|
|
extern int SkAddrGmacPromiscuousChange(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 PortNumber,
|
||
|
|
int NewPromMode);
|
||
|
|
|
||
|
|
extern int SkAddrSwap(
|
||
|
|
SK_AC *pAC,
|
||
|
|
SK_IOC IoC,
|
||
|
|
SK_U32 FromPortNumber,
|
||
|
|
SK_U32 ToPortNumber);
|
||
|
|
|
||
|
|
#else /* defined(SK_KR_PROTO)) */
|
||
|
|
|
||
|
|
/* Non-ANSI/C++ compliant function prototypes */
|
||
|
|
|
||
|
|
#error KR-style prototypes are not yet provided.
|
||
|
|
|
||
|
|
#endif /* defined(SK_KR_PROTO)) */
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
#endif /* __INC_SKADDR_H */
|