diff options
Diffstat (limited to 'drivers/net/sk98lin/h/skaddr.h')
| -rw-r--r-- | drivers/net/sk98lin/h/skaddr.h | 425 |
1 files changed, 425 insertions, 0 deletions
diff --git a/drivers/net/sk98lin/h/skaddr.h b/drivers/net/sk98lin/h/skaddr.h new file mode 100644 index 0000000..711f873 --- /dev/null +++ b/drivers/net/sk98lin/h/skaddr.h @@ -0,0 +1,425 @@ +/****************************************************************************** + * + * Name: skaddr.h + * Project: GEnesis, PCI Gigabit Ethernet Adapter + * Version: $Revision: 1.26 $ + * Date: $Date: 2002/11/15 07:24:42 $ + * 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 1.26 2002/11/15 07:24:42 tschilli + * SK_ADDR_EQUAL macro fixed. + * + * Revision 1.25 2002/06/10 13:55:18 tschilli + * Changes for handling YUKON. + * All changes are internally and not visible to the programmer + * using this module. + * + * 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 */ + +#if 0 +#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 */ +#endif /* 0 */ + +#ifndef SK_ADDR_EQUAL +#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_U16 *)&(((SK_U8 *)(A1))[4]) == *(SK_U16 *)&(((SK_U8 *)(A2))[4])) && \ + (*(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_FILTER64 InexactRlmtFilter; /* For 64-bit hash register. */ + SK_FILTER64 InexactDrvFilter; /* 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 SkAddrXmacMcClear( + SK_AC *pAC, + SK_IOC IoC, + SK_U32 PortNumber, + int Flags); + +extern int SkAddrGmacMcClear( + 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 SkAddrXmacMcAdd( + SK_AC *pAC, + SK_IOC IoC, + SK_U32 PortNumber, + SK_MAC_ADDR *pMc, + int Flags); + +extern int SkAddrGmacMcAdd( + 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 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 */ |