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286 lines
7.8 KiB
286 lines
7.8 KiB
20 years ago
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/******************************************************************************
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*
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* Name: skaddr.h
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* Project: Gigabit Ethernet Adapters, ADDR-Modul
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* Version: $Revision: 1.29 $
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* Date: $Date: 2003/05/13 16:57:24 $
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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 1998-2002 SysKonnect GmbH.
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* (C)Copyright 2002-2003 Marvell.
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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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* 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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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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#ifdef OLD_STUFF
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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 SK_FAR *)(A1))[5] == ((SK_U8 SK_FAR *)(A2))[5]) & \
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(((SK_U8 SK_FAR *)(A1))[4] == ((SK_U8 SK_FAR *)(A2))[4]) & \
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(((SK_U8 SK_FAR *)(A1))[3] == ((SK_U8 SK_FAR *)(A2))[3]) & \
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(((SK_U8 SK_FAR *)(A1))[2] == ((SK_U8 SK_FAR *)(A2))[2]) & \
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(((SK_U8 SK_FAR *)(A1))[1] == ((SK_U8 SK_FAR *)(A2))[1]) & \
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(((SK_U8 SK_FAR *)(A1))[0] == ((SK_U8 SK_FAR *)(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_FAR *)&(((SK_U8 SK_FAR *)(A1))[4]) == \
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*(SK_U16 SK_FAR *)&(((SK_U8 SK_FAR *)(A2))[4])) && \
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(*(SK_U32 SK_FAR *)&(((SK_U8 SK_FAR *)(A1))[0]) == \
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*(SK_U32 SK_FAR *)&(((SK_U8 SK_FAR *)(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 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 SkAddrMcUpdate(
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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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extern int SkAddrOverride(
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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 SK_FAR *pNewAddr,
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int Flags);
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extern int SkAddrPromiscuousChange(
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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 NewPromMode);
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#ifndef SK_SLIM
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extern int SkAddrSwap(
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SK_AC *pAC,
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SK_IOC IoC,
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SK_U32 FromPortNumber,
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SK_U32 ToPortNumber);
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#endif
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#else /* defined(SK_KR_PROTO)) */
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/* Non-ANSI/C++ compliant function prototypes */
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#error KR-style prototypes are not yet provided.
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#endif /* defined(SK_KR_PROTO)) */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __INC_SKADDR_H */
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