bcm1480_l2c.h

一个很好的嵌入式linux平台下的bootloader

/*  *********************************************************************
    *  BCM1280/BCM1480 Board Support Package
    *  
    *  L2 Cache constants and macros		File: bcm1480_l2c.h
    *  
    *  This module contains constants useful for manipulating the
    *  level 2 cache.
    *  
    *  BCM1400 specification level:  1280-UM100-D2 (11/14/03)
    *  
    *********************************************************************  
    *
    *  Copyright 2000,2001,2002,2003
    *  Broadcom Corporation. All rights reserved.
    *  
    *  This software is furnished under license and may be used and 
    *  copied only in accordance with the following terms and 
    *  conditions.  Subject to these conditions, you may download, 
    *  copy, install, use, modify and distribute modified or unmodified 
    *  copies of this software in source and/or binary form.  No title 
    *  or ownership is transferred hereby.
    *  
    *  1) Any source code used, modified or distributed must reproduce 
    *     and retain this copyright notice and list of conditions 
    *     as they appear in the source file.
    *  
    *  2) No right is granted to use any trade name, trademark, or 
    *     logo of Broadcom Corporation.  The "Broadcom Corporation" 
    *     name may not be used to endorse or promote products derived 
    *     from this software without the prior written permission of 
    *     Broadcom Corporation.
    *  
    *  3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
    *     IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
    *     WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 
    *     PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT 
    *     SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN 
    *     PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT,
    *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
    *     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
    *     GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
    *     BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 
    *     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 
    *     TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF 
    *     THE POSSIBILITY OF SUCH DAMAGE.
    ********************************************************************* */


#ifndef _BCM1480_L2C_H
#define _BCM1480_L2C_H

#include "sb1250_defs.h"

/*
 * Format of level 2 cache management address (Table 55)
 */

#define S_BCM1480_L2C_MGMT_INDEX            5
#define M_BCM1480_L2C_MGMT_INDEX            _SB_MAKEMASK(12,S_BCM1480_L2C_MGMT_INDEX)
#define V_BCM1480_L2C_MGMT_INDEX(x)         _SB_MAKEVALUE(x,S_BCM1480_L2C_MGMT_INDEX)
#define G_BCM1480_L2C_MGMT_INDEX(x)         _SB_GETVALUE(x,S_BCM1480_L2C_MGMT_INDEX,M_BCM1480_L2C_MGMT_INDEX)

#define S_BCM1480_L2C_MGMT_WAY              17
#define M_BCM1480_L2C_MGMT_WAY              _SB_MAKEMASK(3,S_BCM1480_L2C_MGMT_WAY)
#define V_BCM1480_L2C_MGMT_WAY(x)           _SB_MAKEVALUE(x,S_BCM1480_L2C_MGMT_WAY)
#define G_BCM1480_L2C_MGMT_WAY(x)           _SB_GETVALUE(x,S_BCM1480_L2C_MGMT_WAY,M_BCM1480_L2C_MGMT_WAY)

#define M_BCM1480_L2C_MGMT_DIRTY            _SB_MAKEMASK1(20)
#define M_BCM1480_L2C_MGMT_VALID            _SB_MAKEMASK1(21)

#define S_BCM1480_L2C_MGMT_ECC_DIAG         22
#define M_BCM1480_L2C_MGMT_ECC_DIAG         _SB_MAKEMASK(2,S_BCM1480_L2C_MGMT_ECC_DIAG)
#define V_BCM1480_L2C_MGMT_ECC_DIAG(x)      _SB_MAKEVALUE(x,S_BCM1480_L2C_MGMT_ECC_DIAG)
#define G_BCM1480_L2C_MGMT_ECC_DIAG(x)      _SB_GETVALUE(x,S_BCM1480_L2C_MGMT_ECC_DIAG,M_BCM1480_L2C_MGMT_ECC_DIAG)

#define A_BCM1480_L2C_MGMT_TAG_BASE         0x00D0000000

#define BCM1480_L2C_ENTRIES_PER_WAY         4096
#define BCM1480_L2C_NUM_WAYS                8


/*
 * Level 2 Cache Tag register (Table 59)
 */

#define S_BCM1480_L2C_TAG_MBZ               0
#define M_BCM1480_L2C_TAG_MBZ               _SB_MAKEMASK(5,S_BCM1480_L2C_TAG_MBZ)

#define S_BCM1480_L2C_TAG_INDEX             5
#define M_BCM1480_L2C_TAG_INDEX             _SB_MAKEMASK(12,S_BCM1480_L2C_TAG_INDEX)
#define V_BCM1480_L2C_TAG_INDEX(x)          _SB_MAKEVALUE(x,S_BCM1480_L2C_TAG_INDEX)
#define G_BCM1480_L2C_TAG_INDEX(x)          _SB_GETVALUE(x,S_BCM1480_L2C_TAG_INDEX,M_BCM1480_L2C_TAG_INDEX)

/* Note that index bit 16 is also tag bit 40 */
#define S_BCM1480_L2C_TAG_TAG               17
#define M_BCM1480_L2C_TAG_TAG               _SB_MAKEMASK(23,S_BCM1480_L2C_TAG_TAG)
#define V_BCM1480_L2C_TAG_TAG(x)            _SB_MAKEVALUE(x,S_BCM1480_L2C_TAG_TAG)
#define G_BCM1480_L2C_TAG_TAG(x)            _SB_GETVALUE(x,S_BCM1480_L2C_TAG_TAG,M_BCM1480_L2C_TAG_TAG)

#define S_BCM1480_L2C_TAG_ECC               40
#define M_BCM1480_L2C_TAG_ECC               _SB_MAKEMASK(6,S_BCM1480_L2C_TAG_ECC)
#define V_BCM1480_L2C_TAG_ECC(x)            _SB_MAKEVALUE(x,S_BCM1480_L2C_TAG_ECC)
#define G_BCM1480_L2C_TAG_ECC(x)            _SB_GETVALUE(x,S_BCM1480_L2C_TAG_ECC,M_BCM1480_L2C_TAG_ECC)

#define S_BCM1480_L2C_TAG_WAY               46
#define M_BCM1480_L2C_TAG_WAY               _SB_MAKEMASK(3,S_BCM1480_L2C_TAG_WAY)
#define V_BCM1480_L2C_TAG_WAY(x)            _SB_MAKEVALUE(x,S_BCM1480_L2C_TAG_WAY)
#define G_BCM1480_L2C_TAG_WAY(x)            _SB_GETVALUE(x,S_BCM1480_L2C_TAG_WAY,M_BCM1480_L2C_TAG_WAY)

#define M_BCM1480_L2C_TAG_DIRTY             _SB_MAKEMASK1(49)
#define M_BCM1480_L2C_TAG_VALID             _SB_MAKEMASK1(50)

#define S_BCM1480_L2C_DATA_ECC              51
#define M_BCM1480_L2C_DATA_ECC              _SB_MAKEMASK(10,S_BCM1480_L2C_DATA_ECC)
#define V_BCM1480_L2C_DATA_ECC(x)           _SB_MAKEVALUE(x,S_BCM1480_L2C_DATA_ECC)
#define G_BCM1480_L2C_DATA_ECC(x)           _SB_GETVALUE(x,S_BCM1480_L2C_DATA_ECC,M_BCM1480_L2C_DATA_ECC)

/*
 * L2 Misc0 Value Register (Table 60)
 */

/* TBD */

/*
 * L2 Misc1 Value Register (Table 60)
 */

/* TBD */

/*
 * L2 Misc2 Value Register (Table 60)
 */

/* TBD */

#endif /* _BCM1480_L2C_H */