asm/sibyte/sb1250_l2c.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*  *********************************************************************
0003     *  SB1250 Board Support Package
0004     *
0005     *  L2 Cache constants and macros        File: sb1250_l2c.h
0006     *
0007     *  This module contains constants useful for manipulating the
0008     *  level 2 cache.
0009     *
0010     *  SB1250 specification level:  User's manual 1/02/02
0011     *
0012     *********************************************************************
0013     *
0014     *  Copyright 2000,2001,2002,2003
0015     *  Broadcom Corporation. All rights reserved.
0016     *
0017     ********************************************************************* */
0018
0019
0020 #ifndef _SB1250_L2C_H
0021 #define _SB1250_L2C_H
0022
0023 #include <asm/sibyte/sb1250_defs.h>
0024
0025 /*
0026  * Level 2 Cache Tag register (Table 5-3)
0027  */
0028
0029 #define S_L2C_TAG_MBZ           0
0030 #define M_L2C_TAG_MBZ           _SB_MAKEMASK(5, S_L2C_TAG_MBZ)
0031
0032 #define S_L2C_TAG_INDEX         5
0033 #define M_L2C_TAG_INDEX         _SB_MAKEMASK(12, S_L2C_TAG_INDEX)
0034 #define V_L2C_TAG_INDEX(x)      _SB_MAKEVALUE(x, S_L2C_TAG_INDEX)
0035 #define G_L2C_TAG_INDEX(x)      _SB_GETVALUE(x, S_L2C_TAG_INDEX, M_L2C_TAG_INDEX)
0036
0037 #define S_L2C_TAG_TAG           17
0038 #define M_L2C_TAG_TAG           _SB_MAKEMASK(23, S_L2C_TAG_TAG)
0039 #define V_L2C_TAG_TAG(x)        _SB_MAKEVALUE(x, S_L2C_TAG_TAG)
0040 #define G_L2C_TAG_TAG(x)        _SB_GETVALUE(x, S_L2C_TAG_TAG, M_L2C_TAG_TAG)
0041
0042 #define S_L2C_TAG_ECC           40
0043 #define M_L2C_TAG_ECC           _SB_MAKEMASK(6, S_L2C_TAG_ECC)
0044 #define V_L2C_TAG_ECC(x)        _SB_MAKEVALUE(x, S_L2C_TAG_ECC)
0045 #define G_L2C_TAG_ECC(x)        _SB_GETVALUE(x, S_L2C_TAG_ECC, M_L2C_TAG_ECC)
0046
0047 #define S_L2C_TAG_WAY           46
0048 #define M_L2C_TAG_WAY           _SB_MAKEMASK(2, S_L2C_TAG_WAY)
0049 #define V_L2C_TAG_WAY(x)        _SB_MAKEVALUE(x, S_L2C_TAG_WAY)
0050 #define G_L2C_TAG_WAY(x)        _SB_GETVALUE(x, S_L2C_TAG_WAY, M_L2C_TAG_WAY)
0051
0052 #define M_L2C_TAG_DIRTY         _SB_MAKEMASK1(48)
0053 #define M_L2C_TAG_VALID         _SB_MAKEMASK1(49)
0054
0055 /*
0056  * Format of level 2 cache management address (table 5-2)
0057  */
0058
0059 #define S_L2C_MGMT_INDEX        5
0060 #define M_L2C_MGMT_INDEX        _SB_MAKEMASK(12, S_L2C_MGMT_INDEX)
0061 #define V_L2C_MGMT_INDEX(x)     _SB_MAKEVALUE(x, S_L2C_MGMT_INDEX)
0062 #define G_L2C_MGMT_INDEX(x)     _SB_GETVALUE(x, S_L2C_MGMT_INDEX, M_L2C_MGMT_INDEX)
0063
0064 #define S_L2C_MGMT_QUADRANT     15
0065 #define M_L2C_MGMT_QUADRANT     _SB_MAKEMASK(2, S_L2C_MGMT_QUADRANT)
0066 #define V_L2C_MGMT_QUADRANT(x)      _SB_MAKEVALUE(x, S_L2C_MGMT_QUADRANT)
0067 #define G_L2C_MGMT_QUADRANT(x)      _SB_GETVALUE(x, S_L2C_MGMT_QUADRANT, M_L2C_MGMT_QUADRANT)
0068
0069 #define S_L2C_MGMT_HALF         16
0070 #define M_L2C_MGMT_HALF         _SB_MAKEMASK(1, S_L2C_MGMT_HALF)
0071
0072 #define S_L2C_MGMT_WAY          17
0073 #define M_L2C_MGMT_WAY          _SB_MAKEMASK(2, S_L2C_MGMT_WAY)
0074 #define V_L2C_MGMT_WAY(x)       _SB_MAKEVALUE(x, S_L2C_MGMT_WAY)
0075 #define G_L2C_MGMT_WAY(x)       _SB_GETVALUE(x, S_L2C_MGMT_WAY, M_L2C_MGMT_WAY)
0076
0077 #define S_L2C_MGMT_ECC_DIAG     21
0078 #define M_L2C_MGMT_ECC_DIAG     _SB_MAKEMASK(2, S_L2C_MGMT_ECC_DIAG)
0079 #define V_L2C_MGMT_ECC_DIAG(x)      _SB_MAKEVALUE(x, S_L2C_MGMT_ECC_DIAG)
0080 #define G_L2C_MGMT_ECC_DIAG(x)      _SB_GETVALUE(x, S_L2C_MGMT_ECC_DIAG, M_L2C_MGMT_ECC_DIAG)
0081
0082 #define S_L2C_MGMT_TAG          23
0083 #define M_L2C_MGMT_TAG          _SB_MAKEMASK(4, S_L2C_MGMT_TAG)
0084 #define V_L2C_MGMT_TAG(x)       _SB_MAKEVALUE(x, S_L2C_MGMT_TAG)
0085 #define G_L2C_MGMT_TAG(x)       _SB_GETVALUE(x, S_L2C_MGMT_TAG, M_L2C_MGMT_TAG)
0086
0087 #define M_L2C_MGMT_DIRTY        _SB_MAKEMASK1(19)
0088 #define M_L2C_MGMT_VALID        _SB_MAKEMASK1(20)
0089
0090 #define A_L2C_MGMT_TAG_BASE     0x00D0000000
0091
0092 #define L2C_ENTRIES_PER_WAY   4096
0093 #define L2C_NUM_WAYS          4
0094
0095
0096 #if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1)
0097 /*
0098  * L2 Read Misc. register (A_L2_READ_MISC)
0099  */
0100 #define S_L2C_MISC_NO_WAY       10
0101 #define M_L2C_MISC_NO_WAY       _SB_MAKEMASK(4, S_L2C_MISC_NO_WAY)
0102 #define V_L2C_MISC_NO_WAY(x)        _SB_MAKEVALUE(x, S_L2C_MISC_NO_WAY)
0103 #define G_L2C_MISC_NO_WAY(x)        _SB_GETVALUE(x, S_L2C_MISC_NO_WAY, M_L2C_MISC_NO_WAY)
0104
0105 #define M_L2C_MISC_ECC_CLEANUP_DIS  _SB_MAKEMASK1(9)
0106 #define M_L2C_MISC_MC_PRIO_LOW      _SB_MAKEMASK1(8)
0107 #define M_L2C_MISC_SOFT_DISABLE_T   _SB_MAKEMASK1(7)
0108 #define M_L2C_MISC_SOFT_DISABLE_B   _SB_MAKEMASK1(6)
0109 #define M_L2C_MISC_SOFT_DISABLE_R   _SB_MAKEMASK1(5)
0110 #define M_L2C_MISC_SOFT_DISABLE_L   _SB_MAKEMASK1(4)
0111 #define M_L2C_MISC_SCACHE_DISABLE_T _SB_MAKEMASK1(3)
0112 #define M_L2C_MISC_SCACHE_DISABLE_B _SB_MAKEMASK1(2)
0113 #define M_L2C_MISC_SCACHE_DISABLE_R _SB_MAKEMASK1(1)
0114 #define M_L2C_MISC_SCACHE_DISABLE_L _SB_MAKEMASK1(0)
0115 #endif /* 1250 PASS3 || 112x PASS1 */
0116
0117
0118 #endif