skaddr.h
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- /******************************************************************************
- *
- * Name: skaddr.h
- * Project: GEnesis, PCI Gigabit Ethernet Adapter
- * Version: $Revision: 1.24 $
- * Date: $Date: 2001/01/22 13:41:34 $
- * Purpose: Header file for Address Management (MC, UC, Prom).
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * (C)Copyright 1998-2001 SysKonnect GmbH.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * The information in this file is provided "AS IS" without warranty.
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * History:
- *
- * $Log: skaddr.h,v $
- * Revision 1.24 2001/01/22 13:41:34 rassmann
- * Supporting two nets on dual-port adapters.
- *
- * Revision 1.23 2000/08/10 11:27:50 rassmann
- * Editorial changes.
- * Preserving 32-bit alignment in structs for the adapter context.
- *
- * Revision 1.22 2000/08/07 11:10:40 rassmann
- * Editorial changes.
- *
- * Revision 1.21 2000/05/04 09:39:59 rassmann
- * Editorial changes.
- * Corrected multicast address hashing.
- *
- * Revision 1.20 1999/11/22 13:46:14 cgoos
- * Changed license header to GPL.
- * Allowing overwrite for SK_ADDR_EQUAL.
- *
- * Revision 1.19 1999/05/28 10:56:07 rassmann
- * Editorial changes.
- *
- * Revision 1.18 1999/04/06 17:22:04 rassmann
- * Added private "ActivePort".
- *
- * Revision 1.17 1999/01/14 16:18:19 rassmann
- * Corrected multicast initialization.
- *
- * Revision 1.16 1999/01/04 10:30:36 rassmann
- * SkAddrOverride only possible after SK_INIT_IO phase.
- *
- * Revision 1.15 1998/12/29 13:13:11 rassmann
- * An address override is now preserved in the SK_INIT_IO phase.
- * All functions return an int now.
- * Extended parameter checking.
- *
- * Revision 1.14 1998/11/24 12:39:45 rassmann
- * Reserved multicast entry for BPDU address.
- * 13 multicast entries left for protocol.
- *
- * Revision 1.13 1998/11/13 17:24:32 rassmann
- * Changed return value of SkAddrOverride to int.
- *
- * Revision 1.12 1998/11/13 16:56:19 rassmann
- * Added macro SK_ADDR_COMPARE.
- * Changed return type of SkAddrOverride to SK_BOOL.
- *
- * Revision 1.11 1998/10/28 18:16:35 rassmann
- * Avoiding I/Os before SK_INIT_RUN level.
- * Aligning InexactFilter.
- *
- * Revision 1.10 1998/10/22 11:39:10 rassmann
- * Corrected signed/unsigned mismatches.
- *
- * Revision 1.9 1998/10/15 15:15:49 rassmann
- * Changed Flags Parameters from SK_U8 to int.
- * Checked with lint.
- *
- * Revision 1.8 1998/09/24 19:15:12 rassmann
- * Code cleanup.
- *
- * Revision 1.7 1998/09/18 20:22:13 rassmann
- * Added HW access.
- *
- * Revision 1.6 1998/09/04 19:40:20 rassmann
- * Interface enhancements.
- *
- * Revision 1.5 1998/09/04 12:40:57 rassmann
- * Interface cleanup.
- *
- * Revision 1.4 1998/09/04 12:14:13 rassmann
- * Interface cleanup.
- *
- * Revision 1.3 1998/09/02 16:56:40 rassmann
- * Updated interface.
- *
- * Revision 1.2 1998/08/27 14:26:09 rassmann
- * Updated interface.
- *
- * Revision 1.1 1998/08/21 08:31:08 rassmann
- * First public version.
- *
- ******************************************************************************/
- /******************************************************************************
- *
- * Description:
- *
- * This module is intended to manage multicast addresses and promiscuous mode
- * on GEnesis adapters.
- *
- * Include File Hierarchy:
- *
- * "skdrv1st.h"
- * ...
- * "sktypes.h"
- * "skqueue.h"
- * "skaddr.h"
- * ...
- * "skdrv2nd.h"
- *
- ******************************************************************************/
- #ifndef __INC_SKADDR_H
- #define __INC_SKADDR_H
- #ifdef __cplusplus
- #error C++ is not yet supported.
- extern "C" {
- #endif /* cplusplus */
- /* defines ********************************************************************/
- #define SK_MAC_ADDR_LEN 6 /* Length of MAC address. */
- #define SK_MAX_ADDRS 14 /* #Addrs for exact match. */
- /* ----- Common return values ----- */
- #define SK_ADDR_SUCCESS 0 /* Function returned successfully. */
- #define SK_ADDR_ILLEGAL_PORT 100 /* Port number too high. */
- #define SK_ADDR_TOO_EARLY 101 /* Function called too early. */
- /* ----- Clear/Add flag bits ----- */
- #define SK_ADDR_PERMANENT 1 /* RLMT Address */
- /* ----- Additional Clear flag bits ----- */
- #define SK_MC_SW_ONLY 2 /* Do not update HW when clearing. */
- /* ----- Override flag bits ----- */
- #define SK_ADDR_LOGICAL_ADDRESS 0
- #define SK_ADDR_VIRTUAL_ADDRESS (SK_ADDR_LOGICAL_ADDRESS) /* old */
- #define SK_ADDR_PHYSICAL_ADDRESS 1
- #define SK_ADDR_CLEAR_LOGICAL 2
- #define SK_ADDR_SET_LOGICAL 4
- /* ----- Override return values ----- */
- #define SK_ADDR_OVERRIDE_SUCCESS (SK_ADDR_SUCCESS)
- #define SK_ADDR_DUPLICATE_ADDRESS 1
- #define SK_ADDR_MULTICAST_ADDRESS 2
- /* ----- Partitioning of excact match table ----- */
- #define SK_ADDR_EXACT_MATCHES 16 /* #Exact match entries. */
- #define SK_ADDR_FIRST_MATCH_RLMT 1
- #define SK_ADDR_LAST_MATCH_RLMT 2
- #define SK_ADDR_FIRST_MATCH_DRV 3
- #define SK_ADDR_LAST_MATCH_DRV (SK_ADDR_EXACT_MATCHES - 1)
- /* ----- SkAddrMcAdd/SkAddrMcUpdate return values ----- */
- #define SK_MC_FILTERING_EXACT 0 /* Exact filtering. */
- #define SK_MC_FILTERING_INEXACT 1 /* Inexact filtering. */
- /* ----- Additional SkAddrMcAdd return values ----- */
- #define SK_MC_ILLEGAL_ADDRESS 2 /* Illegal address. */
- #define SK_MC_ILLEGAL_PORT 3 /* Illegal port (not the active one). */
- #define SK_MC_RLMT_OVERFLOW 4 /* Too many RLMT mc addresses. */
- /* Promiscuous mode bits ----- */
- #define SK_PROM_MODE_NONE 0 /* Normal receive. */
- #define SK_PROM_MODE_LLC 1 /* Receive all LLC frames. */
- #define SK_PROM_MODE_ALL_MC 2 /* Receive all multicast frames. */
- /* #define SK_PROM_MODE_NON_LLC 4 */ /* Receive all non-LLC frames. */
- /* Macros */
- #ifndef SK_ADDR_EQUAL
- /*
- * "&" instead of "&&" allows better optimization on IA-64.
- * The replacement is safe here, as all bytes exist.
- */
- #ifndef SK_ADDR_DWORD_COMPARE
- #define SK_ADDR_EQUAL(A1,A2) (
- (((SK_U8 *)(A1))[5] == ((SK_U8 *)(A2))[5]) &
- (((SK_U8 *)(A1))[4] == ((SK_U8 *)(A2))[4]) &
- (((SK_U8 *)(A1))[3] == ((SK_U8 *)(A2))[3]) &
- (((SK_U8 *)(A1))[2] == ((SK_U8 *)(A2))[2]) &
- (((SK_U8 *)(A1))[1] == ((SK_U8 *)(A2))[1]) &
- (((SK_U8 *)(A1))[0] == ((SK_U8 *)(A2))[0]))
- #else /* SK_ADDR_DWORD_COMPARE */
- #define SK_ADDR_EQUAL(A1,A2) (
- (*(SK_U32 *)&(((SK_U8 *)(A1))[2]) == *(SK_U32 *)&(((SK_U8 *)(A2))[2])) &
- (*(SK_U32 *)&(((SK_U8 *)(A1))[0]) == *(SK_U32 *)&(((SK_U8 *)(A2))[0])))
- #endif /* SK_ADDR_DWORD_COMPARE */
- #endif /* SK_ADDR_EQUAL */
- /* typedefs *******************************************************************/
- typedef struct s_MacAddr {
- SK_U8 a[SK_MAC_ADDR_LEN];
- } SK_MAC_ADDR;
- /* SK_FILTER is used to ensure alignment of the filter. */
- typedef union s_InexactFilter {
- SK_U8 Bytes[8];
- SK_U64 Val; /* Dummy entry for alignment only. */
- } SK_FILTER64;
- typedef struct s_AddrNet SK_ADDR_NET;
- typedef struct s_AddrPort {
- /* ----- Public part (read-only) ----- */
- SK_MAC_ADDR CurrentMacAddress; /* Current physical MAC Address. */
- SK_MAC_ADDR PermanentMacAddress; /* Permanent physical MAC Address. */
- int PromMode; /* Promiscuous Mode. */
- /* ----- Private part ----- */
- SK_MAC_ADDR PreviousMacAddress; /* Prev. phys. MAC Address. */
- SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
- SK_U8 Align01;
- SK_U32 FirstExactMatchRlmt;
- SK_U32 NextExactMatchRlmt;
- SK_U32 FirstExactMatchDrv;
- SK_U32 NextExactMatchDrv;
- SK_MAC_ADDR Exact[SK_ADDR_EXACT_MATCHES];
- SK_FILTER64 InexactFilter; /* For 64-bit hash register. */
- } SK_ADDR_PORT;
- struct s_AddrNet {
- /* ----- Public part (read-only) ----- */
- SK_MAC_ADDR CurrentMacAddress; /* Logical MAC Address. */
- SK_MAC_ADDR PermanentMacAddress; /* Logical MAC Address. */
- /* ----- Private part ----- */
- SK_U32 ActivePort; /* View of module ADDR. */
- SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
- SK_U8 Align01;
- SK_U16 Align02;
- };
- typedef struct s_Addr {
- /* ----- Public part (read-only) ----- */
- SK_ADDR_NET Net[SK_MAX_NETS];
- SK_ADDR_PORT Port[SK_MAX_MACS];
- /* ----- Private part ----- */
- } SK_ADDR;
- /* function prototypes ********************************************************/
- #ifndef SK_KR_PROTO
- /* Functions provided by SkAddr */
- /* ANSI/C++ compliant function prototypes */
- extern int SkAddrInit(
- SK_AC *pAC,
- SK_IOC IoC,
- int Level);
- extern int SkAddrMcClear(
- SK_AC *pAC,
- SK_IOC IoC,
- SK_U32 PortNumber,
- int Flags);
- extern int SkAddrMcAdd(
- SK_AC *pAC,
- SK_IOC IoC,
- SK_U32 PortNumber,
- SK_MAC_ADDR *pMc,
- int Flags);
- extern int SkAddrMcUpdate(
- 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 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 */