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 145