1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* ********************************************************************* 3 * SB1250 Board Support Package 4 * 5 * L2 Cache constants and macros File: sb1250_l2c.h 6 * 7 * This module contains constants useful for manipulating the 8 * level 2 cache. 9 * 10 * SB1250 specification level: User's manual 1/02/02 11 * 12 ********************************************************************* 13 * 14 * Copyright 2000,2001,2002,2003 15 * Broadcom Corporation. All rights reserved. 16 * 17 ********************************************************************* */ 18 19 20 #ifndef _SB1250_L2C_H 21 #define _SB1250_L2C_H 22 23 #include <asm/sibyte/sb1250_defs.h> 24 25 /* 26 * Level 2 Cache Tag register (Table 5-3) 27 */ 28 29 #define S_L2C_TAG_MBZ 0 30 #define M_L2C_TAG_MBZ _SB_MAKEMASK(5, S_L2C_TAG_MBZ) 31 32 #define S_L2C_TAG_INDEX 5 33 #define M_L2C_TAG_INDEX _SB_MAKEMASK(12, S_L2C_TAG_INDEX) 34 #define V_L2C_TAG_INDEX(x) _SB_MAKEVALUE(x, S_L2C_TAG_INDEX) 35 #define G_L2C_TAG_INDEX(x) _SB_GETVALUE(x, S_L2C_TAG_INDEX, M_L2C_TAG_INDEX) 36 37 #define S_L2C_TAG_TAG 17 38 #define M_L2C_TAG_TAG _SB_MAKEMASK(23, S_L2C_TAG_TAG) 39 #define V_L2C_TAG_TAG(x) _SB_MAKEVALUE(x, S_L2C_TAG_TAG) 40 #define G_L2C_TAG_TAG(x) _SB_GETVALUE(x, S_L2C_TAG_TAG, M_L2C_TAG_TAG) 41 42 #define S_L2C_TAG_ECC 40 43 #define M_L2C_TAG_ECC _SB_MAKEMASK(6, S_L2C_TAG_ECC) 44 #define V_L2C_TAG_ECC(x) _SB_MAKEVALUE(x, S_L2C_TAG_ECC) 45 #define G_L2C_TAG_ECC(x) _SB_GETVALUE(x, S_L2C_TAG_ECC, M_L2C_TAG_ECC) 46 47 #define S_L2C_TAG_WAY 46 48 #define M_L2C_TAG_WAY _SB_MAKEMASK(2, S_L2C_TAG_WAY) 49 #define V_L2C_TAG_WAY(x) _SB_MAKEVALUE(x, S_L2C_TAG_WAY) 50 #define G_L2C_TAG_WAY(x) _SB_GETVALUE(x, S_L2C_TAG_WAY, M_L2C_TAG_WAY) 51 52 #define M_L2C_TAG_DIRTY _SB_MAKEMASK1(48) 53 #define M_L2C_TAG_VALID _SB_MAKEMASK1(49) 54 55 /* 56 * Format of level 2 cache management address (table 5-2) 57 */ 58 59 #define S_L2C_MGMT_INDEX 5 60 #define M_L2C_MGMT_INDEX _SB_MAKEMASK(12, S_L2C_MGMT_INDEX) 61 #define V_L2C_MGMT_INDEX(x) _SB_MAKEVALUE(x, S_L2C_MGMT_INDEX) 62 #define G_L2C_MGMT_INDEX(x) _SB_GETVALUE(x, S_L2C_MGMT_INDEX, M_L2C_MGMT_INDEX) 63 64 #define S_L2C_MGMT_QUADRANT 15 65 #define M_L2C_MGMT_QUADRANT _SB_MAKEMASK(2, S_L2C_MGMT_QUADRANT) 66 #define V_L2C_MGMT_QUADRANT(x) _SB_MAKEVALUE(x, S_L2C_MGMT_QUADRANT) 67 #define G_L2C_MGMT_QUADRANT(x) _SB_GETVALUE(x, S_L2C_MGMT_QUADRANT, M_L2C_MGMT_QUADRANT) 68 69 #define S_L2C_MGMT_HALF 16 70 #define M_L2C_MGMT_HALF _SB_MAKEMASK(1, S_L2C_MGMT_HALF) 71 72 #define S_L2C_MGMT_WAY 17 73 #define M_L2C_MGMT_WAY _SB_MAKEMASK(2, S_L2C_MGMT_WAY) 74 #define V_L2C_MGMT_WAY(x) _SB_MAKEVALUE(x, S_L2C_MGMT_WAY) 75 #define G_L2C_MGMT_WAY(x) _SB_GETVALUE(x, S_L2C_MGMT_WAY, M_L2C_MGMT_WAY) 76 77 #define S_L2C_MGMT_ECC_DIAG 21 78 #define M_L2C_MGMT_ECC_DIAG _SB_MAKEMASK(2, S_L2C_MGMT_ECC_DIAG) 79 #define V_L2C_MGMT_ECC_DIAG(x) _SB_MAKEVALUE(x, S_L2C_MGMT_ECC_DIAG) 80 #define G_L2C_MGMT_ECC_DIAG(x) _SB_GETVALUE(x, S_L2C_MGMT_ECC_DIAG, M_L2C_MGMT_ECC_DIAG) 81 82 #define S_L2C_MGMT_TAG 23 83 #define M_L2C_MGMT_TAG _SB_MAKEMASK(4, S_L2C_MGMT_TAG) 84 #define V_L2C_MGMT_TAG(x) _SB_MAKEVALUE(x, S_L2C_MGMT_TAG) 85 #define G_L2C_MGMT_TAG(x) _SB_GETVALUE(x, S_L2C_MGMT_TAG, M_L2C_MGMT_TAG) 86 87 #define M_L2C_MGMT_DIRTY _SB_MAKEMASK1(19) 88 #define M_L2C_MGMT_VALID _SB_MAKEMASK1(20) 89 90 #define A_L2C_MGMT_TAG_BASE 0x00D0000000 91 92 #define L2C_ENTRIES_PER_WAY 4096 93 #define L2C_NUM_WAYS 4 94 95 96 #if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1) 97 /* 98 * L2 Read Misc. register (A_L2_READ_MISC) 99 */ 100 #define S_L2C_MISC_NO_WAY 10 101 #define M_L2C_MISC_NO_WAY _SB_MAKEMASK(4, S_L2C_MISC_NO_WAY) 102 #define V_L2C_MISC_NO_WAY(x) _SB_MAKEVALUE(x, S_L2C_MISC_NO_WAY) 103 #define G_L2C_MISC_NO_WAY(x) _SB_GETVALUE(x, S_L2C_MISC_NO_WAY, M_L2C_MISC_NO_WAY) 104 105 #define M_L2C_MISC_ECC_CLEANUP_DIS _SB_MAKEMASK1(9) 106 #define M_L2C_MISC_MC_PRIO_LOW _SB_MAKEMASK1(8) 107 #define M_L2C_MISC_SOFT_DISABLE_T _SB_MAKEMASK1(7) 108 #define M_L2C_MISC_SOFT_DISABLE_B _SB_MAKEMASK1(6) 109 #define M_L2C_MISC_SOFT_DISABLE_R _SB_MAKEMASK1(5) 110 #define M_L2C_MISC_SOFT_DISABLE_L _SB_MAKEMASK1(4) 111 #define M_L2C_MISC_SCACHE_DISABLE_T _SB_MAKEMASK1(3) 112 #define M_L2C_MISC_SCACHE_DISABLE_B _SB_MAKEMASK1(2) 113 #define M_L2C_MISC_SCACHE_DISABLE_R _SB_MAKEMASK1(1) 114 #define M_L2C_MISC_SCACHE_DISABLE_L _SB_MAKEMASK1(0) 115 #endif /* 1250 PASS3 || 112x PASS1 */ 116 117 118 #endif 119
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