release/src-rt-6.x.4708/cfe/cfe/arch/mips/cpu/sb1250/include/sb1250_l2c.h

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