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sb1250_l2c.h revision 1.5.106.1 
      1 /*  *********************************************************************
      2     *  SB1250 Board Support Package
      3     *
      4     *  L2 Cache constants and macros		File: sb1250_l2c.h
      5     *
      6     *  This module contains constants useful for manipulating the
      7     *  level 2 cache.
      8     *
      9     *  SB1250 specification level:  User's manual 1/02/02
     10     *
     11     *********************************************************************
     12     *
     13     *  Copyright 2000,2001,2002,2003,2004
     14     *  Broadcom Corporation. All rights reserved.
     15     *
     16     *  This software is furnished under license and may be used and
     17     *  copied only in accordance with the following terms and
     18     *  conditions.  Subject to these conditions, you may download,
     19     *  copy, install, use, modify and distribute modified or unmodified
     20     *  copies of this software in source and/or binary form.  No title
     21     *  or ownership is transferred hereby.
     22     *
     23     *  1) Any source code used, modified or distributed must reproduce
     24     *     and retain this copyright notice and list of conditions
     25     *     as they appear in the source file.
     26     *
     27     *  2) No right is granted to use any trade name, trademark, or
     28     *     logo of Broadcom Corporation.  The "Broadcom Corporation"
     29     *     name may not be used to endorse or promote products derived
     30     *     from this software without the prior written permission of
     31     *     Broadcom Corporation.
     32     *
     33     *  3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
     34     *     IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
     35     *     WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
     36     *     PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
     37     *     SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
     38     *     PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT,
     39     *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     40     *     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
     41     *     GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     42     *     BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     43     *     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
     44     *     TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF
     45     *     THE POSSIBILITY OF SUCH DAMAGE.
     46     ********************************************************************* */
     47 
     48 
     49 #ifndef _SB1250_L2C_H
     50 #define _SB1250_L2C_H
     51 
     52 #include "sb1250_defs.h"
     53 
     54 /*
     55  * Level 2 Cache Tag register (Table 5-3)
     56  */
     57 
     58 #define S_L2C_TAG_MBZ               0
     59 #define M_L2C_TAG_MBZ               _SB_MAKEMASK(5,S_L2C_TAG_MBZ)
     60 
     61 #define S_L2C_TAG_INDEX             5
     62 #define M_L2C_TAG_INDEX             _SB_MAKEMASK(12,S_L2C_TAG_INDEX)
     63 #define V_L2C_TAG_INDEX(x)          _SB_MAKEVALUE(x,S_L2C_TAG_INDEX)
     64 #define G_L2C_TAG_INDEX(x)          _SB_GETVALUE(x,S_L2C_TAG_INDEX,M_L2C_TAG_INDEX)
     65 
     66 #define S_L2C_TAG_TAG               17
     67 #define M_L2C_TAG_TAG               _SB_MAKEMASK(23,S_L2C_TAG_TAG)
     68 #define V_L2C_TAG_TAG(x)            _SB_MAKEVALUE(x,S_L2C_TAG_TAG)
     69 #define G_L2C_TAG_TAG(x)            _SB_GETVALUE(x,S_L2C_TAG_TAG,M_L2C_TAG_TAG)
     70 
     71 #define S_L2C_TAG_ECC               40
     72 #define M_L2C_TAG_ECC               _SB_MAKEMASK(6,S_L2C_TAG_ECC)
     73 #define V_L2C_TAG_ECC(x)            _SB_MAKEVALUE(x,S_L2C_TAG_ECC)
     74 #define G_L2C_TAG_ECC(x)            _SB_GETVALUE(x,S_L2C_TAG_ECC,M_L2C_TAG_ECC)
     75 
     76 #define S_L2C_TAG_WAY               46
     77 #define M_L2C_TAG_WAY               _SB_MAKEMASK(2,S_L2C_TAG_WAY)
     78 #define V_L2C_TAG_WAY(x)            _SB_MAKEVALUE(x,S_L2C_TAG_WAY)
     79 #define G_L2C_TAG_WAY(x)            _SB_GETVALUE(x,S_L2C_TAG_WAY,M_L2C_TAG_WAY)
     80 
     81 #define M_L2C_TAG_DIRTY             _SB_MAKEMASK1(48)
     82 #define M_L2C_TAG_VALID             _SB_MAKEMASK1(49)
     83 
     84 /*
     85  * Format of level 2 cache management address (table 5-2)
     86  */
     87 
     88 #define S_L2C_MGMT_INDEX            5
     89 #define M_L2C_MGMT_INDEX            _SB_MAKEMASK(12,S_L2C_MGMT_INDEX)
     90 #define V_L2C_MGMT_INDEX(x)         _SB_MAKEVALUE(x,S_L2C_MGMT_INDEX)
     91 #define G_L2C_MGMT_INDEX(x)         _SB_GETVALUE(x,S_L2C_MGMT_INDEX,M_L2C_MGMT_INDEX)
     92 
     93 #define S_L2C_MGMT_QUADRANT         15
     94 #define M_L2C_MGMT_QUADRANT         _SB_MAKEMASK(2,S_L2C_MGMT_QUADRANT)
     95 #define V_L2C_MGMT_QUADRANT(x)      _SB_MAKEVALUE(x,S_L2C_MGMT_QUADRANT)
     96 #define G_L2C_MGMT_QUADRANT(x)      _SB_GETVALUE(x,S_L2C_MGMT_QUADRANT,M_L2C_MGMT_QUADRANT)
     97 
     98 #define S_L2C_MGMT_HALF		    16
     99 #define M_L2C_MGMT_HALF	            _SB_MAKEMASK(1,S_L2C_MGMT_HALF)
    100 
    101 #define S_L2C_MGMT_WAY              17
    102 #define M_L2C_MGMT_WAY              _SB_MAKEMASK(2,S_L2C_MGMT_WAY)
    103 #define V_L2C_MGMT_WAY(x)           _SB_MAKEVALUE(x,S_L2C_MGMT_WAY)
    104 #define G_L2C_MGMT_WAY(x)           _SB_GETVALUE(x,S_L2C_MGMT_WAY,M_L2C_MGMT_WAY)
    105 
    106 #define S_L2C_MGMT_ECC_DIAG         21
    107 #define M_L2C_MGMT_ECC_DIAG         _SB_MAKEMASK(2,S_L2C_MGMT_ECC_DIAG)
    108 #define V_L2C_MGMT_ECC_DIAG(x)      _SB_MAKEVALUE(x,S_L2C_MGMT_ECC_DIAG)
    109 #define G_L2C_MGMT_ECC_DIAG(x)      _SB_GETVALUE(x,S_L2C_MGMT_ECC_DIAG,M_L2C_MGMT_ECC_DIAG)
    110 
    111 #define S_L2C_MGMT_TAG              23
    112 #define M_L2C_MGMT_TAG              _SB_MAKEMASK(4,S_L2C_MGMT_TAG)
    113 #define V_L2C_MGMT_TAG(x)           _SB_MAKEVALUE(x,S_L2C_MGMT_TAG)
    114 #define G_L2C_MGMT_TAG(x)           _SB_GETVALUE(x,S_L2C_MGMT_TAG,M_L2C_MGMT_TAG)
    115 
    116 #define M_L2C_MGMT_DIRTY            _SB_MAKEMASK1(19)
    117 #define M_L2C_MGMT_VALID            _SB_MAKEMASK1(20)
    118 
    119 #define A_L2C_MGMT_TAG_BASE         0x00D0000000
    120 
    121 #define L2C_ENTRIES_PER_WAY       4096
    122 #define L2C_NUM_WAYS              4
    123 
    124 
    125 #if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1)
    126 /*
    127  * L2 Read Misc. register (A_L2_READ_MISC)
    128  */
    129 #define S_L2C_MISC_NO_WAY		10
    130 #define M_L2C_MISC_NO_WAY		_SB_MAKEMASK(4,S_L2C_MISC_NO_WAY)
    131 #define V_L2C_MISC_NO_WAY(x)		_SB_MAKEVALUE(x,S_L2C_MISC_NO_WAY)
    132 #define G_L2C_MISC_NO_WAY(x)		_SB_GETVALUE(x,S_L2C_MISC_NO_WAY,M_L2C_MISC_NO_WAY)
    133 
    134 #define M_L2C_MISC_ECC_CLEANUP_DIS	_SB_MAKEMASK1(9)
    135 #define M_L2C_MISC_MC_PRIO_LOW		_SB_MAKEMASK1(8)
    136 #define M_L2C_MISC_SOFT_DISABLE_T	_SB_MAKEMASK1(7)
    137 #define M_L2C_MISC_SOFT_DISABLE_B	_SB_MAKEMASK1(6)
    138 #define M_L2C_MISC_SOFT_DISABLE_R	_SB_MAKEMASK1(5)
    139 #define M_L2C_MISC_SOFT_DISABLE_L	_SB_MAKEMASK1(4)
    140 #define M_L2C_MISC_SCACHE_DISABLE_T	_SB_MAKEMASK1(3)
    141 #define M_L2C_MISC_SCACHE_DISABLE_B	_SB_MAKEMASK1(2)
    142 #define M_L2C_MISC_SCACHE_DISABLE_R	_SB_MAKEMASK1(1)
    143 #define M_L2C_MISC_SCACHE_DISABLE_L	_SB_MAKEMASK1(0)
    144 #endif /* 1250 PASS3 || 112x PASS1 */
    145 
    146 
    147 #endif
    148