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 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 as 27 * 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. Neither the "Broadcom 31 * Corporation" name nor any trademark or logo of Broadcom 32 * Corporation may be used to endorse or promote products 33 * derived from this software without the prior written 34 * permission of Broadcom Corporation. 35 * 36 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR 37 * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED 38 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 39 * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT 40 * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN 41 * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT, 42 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 43 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 44 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 45 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 46 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 47 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF 48 * THE POSSIBILITY OF SUCH DAMAGE. 49 ********************************************************************* */ 50 51 52 #ifndef _SB1250_L2C_H 53 #define _SB1250_L2C_H 54 55 #include "sb1250_defs.h" 56 57 /* 58 * Level 2 Cache Tag register (Table 5-3) 59 */ 60 61 #define S_L2C_TAG_MBZ 0 62 #define M_L2C_TAG_MBZ _SB_MAKEMASK(5,S_L2C_TAG_MBZ) 63 64 #define S_L2C_TAG_INDEX 5 65 #define M_L2C_TAG_INDEX _SB_MAKEMASK(12,S_L2C_TAG_INDEX) 66 #define V_L2C_TAG_INDEX(x) _SB_MAKEVALUE(x,S_L2C_TAG_INDEX) 67 #define G_L2C_TAG_INDEX(x) _SB_GETVALUE(x,S_L2C_TAG_INDEX,M_L2C_TAG_INDEX) 68 69 #define S_L2C_TAG_TAG 17 70 #define M_L2C_TAG_TAG _SB_MAKEMASK(23,S_L2C_TAG_TAG) 71 #define V_L2C_TAG_TAG(x) _SB_MAKEVALUE(x,S_L2C_TAG_TAG) 72 #define G_L2C_TAG_TAG(x) _SB_GETVALUE(x,S_L2C_TAG_TAG,M_L2C_TAG_TAG) 73 74 #define S_L2C_TAG_ECC 40 75 #define M_L2C_TAG_ECC _SB_MAKEMASK(6,S_L2C_TAG_ECC) 76 #define V_L2C_TAG_ECC(x) _SB_MAKEVALUE(x,S_L2C_TAG_ECC) 77 #define G_L2C_TAG_ECC(x) _SB_GETVALUE(x,S_L2C_TAG_ECC,M_L2C_TAG_ECC) 78 79 #define S_L2C_TAG_WAY 46 80 #define M_L2C_TAG_WAY _SB_MAKEMASK(2,S_L2C_TAG_WAY) 81 #define V_L2C_TAG_WAY(x) _SB_MAKEVALUE(x,S_L2C_TAG_WAY) 82 #define G_L2C_TAG_WAY(x) _SB_GETVALUE(x,S_L2C_TAG_WAY,M_L2C_TAG_WAY) 83 84 #define M_L2C_TAG_DIRTY _SB_MAKEMASK1(48) 85 #define M_L2C_TAG_VALID _SB_MAKEMASK1(49) 86 87 /* 88 * Format of level 2 cache management address (table 5-2) 89 */ 90 91 #define S_L2C_MGMT_INDEX 5 92 #define M_L2C_MGMT_INDEX _SB_MAKEMASK(12,S_L2C_MGMT_INDEX) 93 #define V_L2C_MGMT_INDEX(x) _SB_MAKEVALUE(x,S_L2C_MGMT_INDEX) 94 #define G_L2C_MGMT_INDEX(x) _SB_GETVALUE(x,S_L2C_MGMT_INDEX,M_L2C_MGMT_INDEX) 95 96 #define S_L2C_MGMT_QUADRANT 15 97 #define M_L2C_MGMT_QUADRANT _SB_MAKEMASK(2,S_L2C_MGMT_QUADRANT) 98 #define V_L2C_MGMT_QUADRANT(x) _SB_MAKEVALUE(x,S_L2C_MGMT_QUADRANT) 99 #define G_L2C_MGMT_QUADRANT(x) _SB_GETVALUE(x,S_L2C_MGMT_QUADRANT,M_L2C_MGMT_QUADRANT) 100 101 #define S_L2C_MGMT_HALF 16 102 #define M_L2C_MGMT_HALF _SB_MAKEMASK(1,S_L2C_MGMT_HALF) 103 104 #define S_L2C_MGMT_WAY 17 105 #define M_L2C_MGMT_WAY _SB_MAKEMASK(2,S_L2C_MGMT_WAY) 106 #define V_L2C_MGMT_WAY(x) _SB_MAKEVALUE(x,S_L2C_MGMT_WAY) 107 #define G_L2C_MGMT_WAY(x) _SB_GETVALUE(x,S_L2C_MGMT_WAY,M_L2C_MGMT_WAY) 108 109 #define S_L2C_MGMT_TAG 21 110 #define M_L2C_MGMT_TAG _SB_MAKEMASK(6,S_L2C_MGMT_TAG) 111 #define V_L2C_MGMT_TAG(x) _SB_MAKEVALUE(x,S_L2C_MGMT_TAG) 112 #define G_L2C_MGMT_TAG(x) _SB_GETVALUE(x,S_L2C_MGMT_TAG,M_L2C_MGMT_TAG) 113 114 #define M_L2C_MGMT_DIRTY _SB_MAKEMASK1(19) 115 #define M_L2C_MGMT_VALID _SB_MAKEMASK1(20) 116 117 #define A_L2C_MGMT_TAG_BASE 0x00D0000000 118 119 #define L2C_ENTRIES_PER_WAY 4096 120 #define L2C_NUM_WAYS 4 121 122 123 #if SIBYTE_HDR_FEATURE(112x, PASS1) 124 /* 125 * L2 Read Misc. register (A_L2_READ_MISC) 126 */ 127 #define S_L2C_MISC_NO_WAY 10 128 #define M_L2C_MISC_NO_WAY _SB_MAKEMASK(4,S_L2C_MISC_NO_WAY) 129 #define V_L2C_MISC_NO_WAY(x) _SB_MAKEVALUE(x,S_L2C_MISC_NO_WAY) 130 #define G_L2C_MISC_NO_WAY(x) _SB_GETVALUE(x,S_L2C_MISC_NO_WAY,M_L2C_MISC_NO_WAY) 131 132 #define M_L2C_MISC_ECC_CLEANUP_DIS _SB_MAKEMASK1(9) 133 #define M_L2C_MISC_MC_PRIO_LOW _SB_MAKEMASK1(8) 134 #define M_L2C_MISC_SOFT_DISABLE_T _SB_MAKEMASK1(7) 135 #define M_L2C_MISC_SOFT_DISABLE_B _SB_MAKEMASK1(6) 136 #define M_L2C_MISC_SOFT_DISABLE_R _SB_MAKEMASK1(5) 137 #define M_L2C_MISC_SOFT_DISABLE_L _SB_MAKEMASK1(4) 138 #define M_L2C_MISC_SCACHE_DISABLE_T _SB_MAKEMASK1(3) 139 #define M_L2C_MISC_SCACHE_DISABLE_B _SB_MAKEMASK1(2) 140 #define M_L2C_MISC_SCACHE_DISABLE_R _SB_MAKEMASK1(1) 141 #define M_L2C_MISC_SCACHE_DISABLE_L _SB_MAKEMASK1(0) 142 #endif /* 112x PASS1 */ 143 144 145 #endif 146