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u-boot/drivers/sk98lin/h/skaddr.h
wdenk 42d1f0394b * Patches by Xianghua Xiao, 15 Oct 2003: 
- Added Motorola CPU 8540/8560 support (cpu/85xx)
  - Added Motorola MPC8540ADS board support (board/mpc8540ads)
  - Added Motorola MPC8560ADS board support (board/mpc8560ads)

* Minor code cleanup
2003-10-15 23:53:47 +00:00

425 lines
11 KiB
C
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/******************************************************************************
*
* 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 */
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