[6] | 1 | /* |
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| 2 | * ========== Copyright Header Begin ========================================== |
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| 3 | * |
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| 4 | * OpenSPARC T1 Processor File: tlu.h |
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| 5 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
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| 6 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
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| 7 | * |
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| 8 | * The above named program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public |
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| 10 | * License version 2 as published by the Free Software Foundation. |
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| 11 | * |
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| 12 | * The above named program is distributed in the hope that it will be |
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| 13 | * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | * General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU General Public |
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| 18 | * License along with this work; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 20 | * |
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| 21 | * ========== Copyright Header End ============================================ |
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| 22 | */ |
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| 23 | // ifu trap types |
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| 24 | `define INST_ACC_EXC 9'h008 |
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| 25 | `define INST_ACC_MMU_MS 9'h009 |
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| 26 | `define INST_ACC_ERR 9'h00a |
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| 27 | `define ILL_INST 9'h010 |
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| 28 | `define PRIV_OPC 9'h011 |
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| 29 | `define FP_DISABLED 9'h020 |
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| 30 | `define DATA_ACC_EXC 9'h030 |
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| 31 | |
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| 32 | `define MRA_TSB_PS0_HI 155 |
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| 33 | `define MRA_TSB_PS0_LO 108 |
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| 34 | `define MRA_TSB_PS1_HI 107 |
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| 35 | `define MRA_TSB_PS1_LO 60 |
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| 36 | `define MRA_TACCESS_HI 59 |
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| 37 | `define MRA_TACCESS_LO 12 |
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| 38 | `define MRA_CTXTCFG_HI 11 |
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| 39 | `define MRA_CTXTCFG_LO 6 |
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| 40 | // |
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| 41 | // modified for hypervisor support |
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| 42 | // |
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| 43 | `define TLU_THRD_NUM 4 |
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| 44 | `define TLU_TT_LO 0 |
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| 45 | `define TLU_TT_HI 8 |
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| 46 | `define TLU_CWP_LO 9 |
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| 47 | `define TLU_CWP_HI 11 |
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| 48 | `define TLU_PSTATE_LO 12 |
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| 49 | `define TLU_PSTATE_HI 19 |
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| 50 | `define TLU_ASI_LO 20 |
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| 51 | `define TLU_ASI_HI 27 |
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| 52 | `define TLU_CCR_LO 28 |
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| 53 | `define TLU_CCR_HI 35 |
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| 54 | `define TLU_GL_LO 36 |
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| 55 | `define TLU_GL_HI 37 |
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| 56 | `define TLU_NPC_LO 38 |
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| 57 | `define TLU_NPC_HI 84 |
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| 58 | `define TLU_PC_LO 85 |
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| 59 | `define TLU_PC_HI 131 |
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| 60 | `define TLU_HTSTATE_LO 132 |
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| 61 | `define TLU_HTSTATE_HI 135 |
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| 62 | `define TLU_RD_NPC_HI 83 |
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| 63 | `define TLU_RD_PC_LO 84 |
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| 64 | `define TLU_RD_PC_HI 129 |
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| 65 | `define TLU_RD_HTSTATE_LO 130 |
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| 66 | `define TLU_RD_HTSTATE_HI 133 |
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| 67 | // |
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| 68 | `define TSA_PSTATE_VRANGE1_LO 12 |
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| 69 | `define TSA_PSTATE_VRANGE1_HI 15 |
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| 70 | // modified due to bug 2588 |
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| 71 | // `define TSA_PSTATE_VRANGE2_LO 16 |
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| 72 | `define TSA_PSTATE_VRANGE2_LO 18 |
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| 73 | `define TSA_PSTATE_VRANGE2_HI 19 |
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| 74 | // |
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| 75 | `define TLU_TSA_WIDTH 136 |
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| 76 | `define TLU_TDP_TSA_WIDTH 134 |
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| 77 | `define TSA_HTSTATE_WIDTH 4 |
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| 78 | `define TSA_GLOBAL_WIDTH 2 |
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| 79 | `define TSA_CCR_WIDTH 8 |
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| 80 | `define TSA_ASI_WIDTH 8 |
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| 81 | `define TSA_PSTATE_WIDTH 8 |
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| 82 | `define TSA_CWP_WIDTH 3 |
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| 83 | `define TSA_TTYPE_WIDTH 9 |
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| 84 | `define TLU_GLOBAL_WIDTH 4 |
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| 85 | `define TLU_HPSTATE_WIDTH 5 |
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| 86 | // |
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| 87 | // added due to Niagara SRAMs methodology |
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| 88 | // The following defines have been replaced due |
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| 89 | // the memory macro replacement from: |
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| 90 | // bw_r_rf32x144 -> 2x bw_r_rf32x80 |
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| 91 | /* |
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| 92 | `define TSA_MEM_WIDTH 144 |
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| 93 | `define TSA_HTSTATE_HI 142 // 3 bits |
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| 94 | `define TSA_HTSTATE_LO 140 |
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| 95 | `define TSA_TPC_HI 138 // 47 bits |
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| 96 | `define TSA_TPC_LO 92 |
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| 97 | `define TSA_TNPC_HI 90 // 47 bits |
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| 98 | `define TSA_TNPC_LO 44 |
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| 99 | `define TSA_TSTATE_HI 40 // 29 bits |
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| 100 | `define TSA_TSTATE_LO 12 |
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| 101 | `define TSA_TTYPE_HI 8 // 9 bits |
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| 102 | `define TSA_TTYPE_LO 0 |
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| 103 | `define TSA_MEM_CWP_LO 12 |
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| 104 | `define TSA_MEM_CWP_HI 14 |
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| 105 | `define TSA_MEM_PSTATE_LO 15 |
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| 106 | `define TSA_MEM_PSTATE_HI 22 |
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| 107 | `define TSA_MEM_ASI_LO 23 |
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| 108 | `define TSA_MEM_ASI_HI 30 |
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| 109 | `define TSA_MEM_CCR_LO 31 |
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| 110 | `define TSA_MEM_CCR_HI 38 |
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| 111 | `define TSA_MEM_GL_LO 39 |
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| 112 | `define TSA_MEM_GL_HI 40 |
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| 113 | */ |
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| 114 | `define TSA_MEM_WIDTH 80 |
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| 115 | `define TSA1_HTSTATE_HI 63 // 4 bits |
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| 116 | `define TSA1_HTSTATE_LO 60 |
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| 117 | `define TSA1_TNPC_HI 58 // 47 bits |
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| 118 | `define TSA1_TNPC_LO 12 |
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| 119 | `define TSA1_TTYPE_HI 8 // 9 bits |
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| 120 | `define TSA1_TTYPE_LO 0 |
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| 121 | `define TSA0_TPC_HI 78 // 47 bits |
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| 122 | `define TSA0_TPC_LO 32 |
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| 123 | `define TSA0_TSTATE_HI 28 // 29 bits |
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| 124 | `define TSA0_TSTATE_LO 0 |
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| 125 | // |
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| 126 | `define TSA0_MEM_CWP_LO 0 |
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| 127 | `define TSA0_MEM_CWP_HI 2 |
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| 128 | `define TSA0_MEM_PSTATE_LO 3 |
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| 129 | `define TSA0_MEM_PSTATE_HI 10 |
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| 130 | `define TSA0_MEM_ASI_LO 11 |
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| 131 | `define TSA0_MEM_ASI_HI 18 |
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| 132 | `define TSA0_MEM_CCR_LO 19 |
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| 133 | `define TSA0_MEM_CCR_HI 26 |
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| 134 | `define TSA0_MEM_GL_LO 27 |
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| 135 | `define TSA0_MEM_GL_HI 28 |
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| 136 | |
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| 137 | // HPSTATE position definitions within wsr |
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| 138 | `define WSR_HPSTATE_ENB 11 |
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| 139 | `define WSR_HPSTATE_IBE 10 |
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| 140 | `define WSR_HPSTATE_RED 5 |
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| 141 | `define WSR_HPSTATE_PRIV 2 |
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| 142 | `define WSR_HPSTATE_TLZ 0 |
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| 143 | |
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| 144 | // TSTATE postition definitions within wsr |
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| 145 | `define WSR_TSTATE_GL_HI 41 // 2b |
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| 146 | `define WSR_TSTATE_GL_LO 40 |
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| 147 | `define WSR_TSTATE_CCR_HI 39 // 8b |
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| 148 | `define WSR_TSTATE_CCR_LO 32 |
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| 149 | `define WSR_TSTATE_ASI_HI 31 // 8b |
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| 150 | `define WSR_TSTATE_ASI_LO 24 |
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| 151 | `define WSR_TSTATE_PS2_HI 17 // 4b |
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| 152 | // modified due to bug 2588 |
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| 153 | `define WSR_TSTATE_PS2_LO 16 |
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| 154 | `define WSR_TSTATE_PS1_HI 12 // 4b |
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| 155 | // added for bug 2584 |
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| 156 | `define WSR_TSTATE_PS_PRIV 10 // 4b |
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| 157 | `define WSR_TSTATE_PS1_LO 9 |
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| 158 | `define WSR_TSTATE_CWP_HI 2 // 3b |
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| 159 | `define WSR_TSTATE_CWP_LO 0 |
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| 160 | // |
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| 161 | `define WSR_TSTATE_WIDTH 29 |
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| 162 | `define RDSR_TSTATE_WIDTH 48 |
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| 163 | `define RDSR_HPSTATE_WIDTH 12 |
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| 164 | `define TLU_ASR_DATA_WIDTH 64 |
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| 165 | `define TLU_ASR_ADDR_WIDTH 7 |
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| 166 | |
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| 167 | `define SFTINT_WIDTH 17 |
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| 168 | // |
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| 169 | // tick_cmp and stick_cmp definitions |
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| 170 | `define TICKCMP_RANGE_HI 60 |
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| 171 | `define TICKCMP_RANGE_LO 0 |
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| 172 | `define TICKCMP_INTDIS 63 |
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| 173 | `define SFTINT_TICK_CMP 0 |
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| 174 | `define SFTINT_STICK_CMP 16 |
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| 175 | // |
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| 176 | // PIB WRAP |
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| 177 | `define SFTINT_PIB_WRAP 15 |
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| 178 | `define PIB_OVERFLOW_TTYPE 7'h4f |
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| 179 | |
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| 180 | // HPSTATE postition definitions |
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| 181 | `define HPSTATE_IBE 4 |
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| 182 | `define HPSTATE_ENB 3 |
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| 183 | `define HPSTATE_RED 2 |
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| 184 | `define HPSTATE_PRIV 1 |
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| 185 | `define HPSTATE_TLZ 0 |
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| 186 | |
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| 187 | // HTBA definitions |
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| 188 | `define TLU_HTBA_WIDTH 34 // supported physical width |
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| 189 | `define TLU_HTBA_HI 47 |
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| 190 | `define TLU_HTBA_LO 14 |
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| 191 | |
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| 192 | // TBA definitions |
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| 193 | `define TLU_TBA_WIDTH 33 // supported physical width |
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| 194 | `define TLU_TBA_HI 47 |
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| 195 | `define TLU_TBA_LO 15 |
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| 196 | |
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| 197 | `define TPC 5'h0 |
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| 198 | `define TNPC 5'h1 |
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| 199 | `define TSTATE 5'h2 |
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| 200 | `define TT 5'h3 |
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| 201 | `define TICK 5'h4 |
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| 202 | `define TBA 5'h5 |
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| 203 | `define PSTATE 5'h6 |
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| 204 | `define TL 5'h7 |
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| 205 | `define PIL 5'h8 |
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| 206 | `define HPSTATE 5'h0 |
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| 207 | `define HTSTATE 5'h1 |
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| 208 | `define HINTP 5'h3 |
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| 209 | `define HTBA 5'h5 |
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| 210 | `define HTICKCMP 5'h1f |
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| 211 | `define STICKCMP 5'h19 |
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| 212 | `define TICKCMP 5'h17 |
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| 213 | // |
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| 214 | // added for the hypervisor support |
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| 215 | `define PSTATE_VRANGE1_LO 1 |
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| 216 | `define PSTATE_VRANGE1_HI 4 |
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| 217 | // modified due to bug 2588 |
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| 218 | `define PSTATE_VRANGE2_LO 8 |
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| 219 | `define PSTATE_VRANGE2_HI 9 |
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| 220 | `define PSTATE_TRUE_WIDTH 12 |
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| 221 | |
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| 222 | `define PSTATE_AG 0 |
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| 223 | `define PSTATE_IE 1 |
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| 224 | `define PSTATE_PRIV 2 |
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| 225 | `define PSTATE_AM 3 |
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| 226 | `define PSTATE_PEF 4 |
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| 227 | `define PSTATE_RED 5 |
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| 228 | `define PSTATE_MM_LO 6 |
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| 229 | `define PSTATE_MM_HI 7 |
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| 230 | `define PSTATE_TLE 8 |
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| 231 | `define PSTATE_CLE 9 |
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| 232 | `define PSTATE_MG 10 |
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| 233 | `define PSTATE_IG 11 |
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| 234 | // |
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| 235 | // compressed PSTATE WSR definitions |
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| 236 | `define WSR_PSTATE_VRANGE1_LO 0 |
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| 237 | `define WSR_PSTATE_VR_PRIV 1 |
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| 238 | `define WSR_PSTATE_VRANGE1_HI 3 |
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| 239 | `define WSR_PSTATE_VRANGE2_LO 4 |
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| 240 | `define WSR_PSTATE_VRANGE2_HI 5 |
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| 241 | `define WSR_PSTATE_VR_WIDTH 6 |
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| 242 | |
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| 243 | `define MAXTL 3'b110 |
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| 244 | `define MAXTL_LESSONE 3'b101 |
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| 245 | `define MAXSTL 3'b010 |
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| 246 | `define MAXSTL_TL 3'b010 // Saturation point for GL and TL (supervisor) |
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| 247 | `define MAXSTL_GL 2'b10 // Saturation point for GL and TL (supervisor) |
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| 248 | `define MAXGL 4'b0011 // Saturation point for GL (hypervisor) |
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| 249 | `define MAXGL_GL 2'b11 // Saturation point for GL (hypervisor) |
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| 250 | // |
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| 251 | // ASI_QUEUE for hypervisor |
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| 252 | // Queues are: CPU_MONODO |
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| 253 | // DEV_MONODO |
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| 254 | // RESUMABLE_ERROR |
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| 255 | // NON_RESUMABLE_ERROR |
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| 256 | // |
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| 257 | `define ASI_VA_WIDTH 48 |
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| 258 | `define TLU_ASI_QUE_HI 13 |
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| 259 | `define TLU_ASI_QUE_LO 6 |
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| 260 | `define TLU_ASI_QUE_WIDTH 8 |
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| 261 | `define TLU_ASI_VA_WIDTH 10 |
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| 262 | `define TLU_ASI_STATE_WIDTH 8 |
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| 263 | |
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| 264 | // for address range checking |
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| 265 | `define TLU_ASI_QUE_VA_HI 9 |
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| 266 | `define TLU_ASI_QUE_VA_LO 3 |
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| 267 | |
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| 268 | `define TLU_ASI_QUE_ASI 8'h25 |
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| 269 | `define CPU_MONDO_HEAD 10'h3c0 |
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| 270 | `define CPU_MONDO_TAIL 10'h3c8 |
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| 271 | `define DEV_MONDO_HEAD 10'h3d0 |
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| 272 | `define DEV_MONDO_TAIL 10'h3d8 |
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| 273 | `define RESUM_ERR_HEAD 10'h3e0 |
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| 274 | `define RESUM_ERR_TAIL 10'h3e8 |
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| 275 | `define NRESUM_ERR_HEAD 10'h3f0 |
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| 276 | `define NRESUM_ERR_TAIL 10'h3f8 |
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| 277 | `define CPU_MONDO_TRAP 7'h7c // only 7 bits are defined; upper two are 2'b00 |
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| 278 | `define DEV_MONDO_TRAP 7'h7d // only 7 bits are defined; upper two are 2'b00 |
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| 279 | `define TLZ_TRAP 7'h5f // only 7 bits are defined; upper two are 2'b00 |
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| 280 | `define HWINT_INT 7'h60 // only 7 bits are defined; upper two are 2'b00 |
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| 281 | // |
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| 282 | // Niagara scratch-pads |
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| 283 | // VA address of 0x20 and 0x28 are exclusive to hypervisor |
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| 284 | // |
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| 285 | `define TLU_SCPD_DATA_WIDTH 64 |
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| 286 | `define SCPD_RW_ADDR_WIDTH 5 |
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| 287 | `define SCPD_ASI_VA_ADDR_WIDTH 3 |
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| 288 | |
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| 289 | `define PRI_SCPD_ASI_STATE 8'h20 |
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| 290 | `define SCPD_ASI_VA_ADDR_LO 10'h000 |
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| 291 | `define SCPD_ASI_VA_ADDR_HI 10'h038 |
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| 292 | // |
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| 293 | // range checking |
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| 294 | `define TLU_ASI_SCPD_VA_HI 5 |
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| 295 | `define TLU_ASI_SCPD_VA_LO 3 |
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| 296 | |
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| 297 | `define HPRI_SCPD_ASI_STATE 8'h4f |
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| 298 | `define HSCPD_ASI_VA_ADDR_LO 3'h4 |
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| 299 | `define HSCPD_ASI_VA_ADDR_HI 3'h5 |
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| 300 | |
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| 301 | // PIB related definitions |
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| 302 | // Bit definition for events |
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| 303 | `define PIB_INSTR_COUNT 3'bxxx |
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| 304 | `define PIB_SB_FULL_CNT 3'b000 |
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| 305 | `define PIB_FP_INST_CNT 3'b001 |
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| 306 | `define PIB_IC_MISS_CNT 3'b010 |
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| 307 | `define PIB_DC_MISS_CNT 3'b011 |
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| 308 | `define PIB_ITLB_MISS_CNT 3'b100 |
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| 309 | `define PIB_DTLB_MISS_CNT 3'b101 |
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| 310 | `define PIB_L2_IMISS_CNT 3'b110 |
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| 311 | `define PIB_L2_DMISS_CNT 3'b111 |
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| 312 | // |
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| 313 | // PIB related definitions |
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| 314 | // PCR and PIC address definitions |
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| 315 | `define PCR_ASR_ADDR 7'b0010000 |
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| 316 | `define PIC_ASR_PRIV_ADDR 7'b0110001 |
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| 317 | `define PIC_ASR_NPRIV_ADDR 7'b0010001 |
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| 318 | // |
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| 319 | // PCR bit definitions |
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| 320 | `define WSR_PCR_PRIV 0 // PIC privilege |
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| 321 | `define WSR_PCR_ST 1 // supervior trace |
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| 322 | `define WSR_PCR_UT 2 // user trace |
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| 323 | `define WSR_PCR_SL_LO 4 // PICL event mask |
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| 324 | `define WSR_PCR_SL_HI 6 // |
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| 325 | `define WSR_PCR_CL_OVF 8 // |
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| 326 | `define WSR_PCR_CH_OVF 9 // |
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| 327 | // |
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| 328 | `define PIB_PCR_WIDTH 8 |
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| 329 | `define PIB_PCR_PRIV 0 // PIC privilege |
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| 330 | `define PIB_PCR_ST 1 // privilege event trace |
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| 331 | `define PIB_PCR_UT 2 // user event trace |
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| 332 | `define PIB_PCR_SL_LO 3 // PICL event encode |
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| 333 | `define PIB_PCR_SL_HI 5 // |
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| 334 | `define PIB_PCR_CL_OVF 6 // |
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| 335 | `define PIB_PCR_CH_OVF 7 // |
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| 336 | |
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| 337 | // PIC definitions |
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| 338 | `define PIB_PIC_FULL_WIDTH 64 |
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| 339 | `define PIB_PIC_CNT_WIDTH 33 |
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| 340 | `define PIB_PIC_CNT_WRAP 32 |
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| 341 | `define PIB_PICH_CNT_HI 63 |
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| 342 | `define PIB_PICH_CNT_LO 32 |
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| 343 | `define PIB_PICL_CNT_HI 31 |
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| 344 | `define PIB_PICL_CNT_LO 0 |
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| 345 | `define PIB_EVQ_CNT_WIDTH 3 |
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| 346 | // PIC mask bit position definitions |
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| 347 | `define PICL_MASK_WIDTH 8 |
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| 348 | `define PICL_MASK_SB_FULL 0 |
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| 349 | `define PICL_MASK_FP_INST 1 |
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| 350 | `define PICL_MASK_IC_MISS 2 |
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| 351 | `define PICL_MASK_DC_MISS 3 |
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| 352 | `define PICL_MASK_ITLB_MISS 4 |
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| 353 | `define PICL_MASK_DTLB_MISS 5 |
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| 354 | `define PICL_MASK_L2_IMISS 6 |
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| 355 | `define PICL_MASK_L2_DMISS 7 |
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| 356 | |
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| 357 | // added define from sparc_tlu_int.v |
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| 358 | `define INT_THR_HI 12 |
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| 359 | `define INT_VEC_HI 5 |
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| 360 | `define INT_VEC_LO 0 |
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| 361 | `define INT_THR_HI 12 |
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| 362 | `define INT_THR_LO 8 |
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| 363 | `define INT_TYPE_HI 17 |
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| 364 | `define INT_TYPE_LO 16 |
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| 365 | `define TLU_INRR_ASI 8'h72 |
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| 366 | `define TLU_INDR_ASI 8'h73 |
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| 367 | `define TLU_INVR_ASI 8'h74 |
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| 368 | // |
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| 369 | // shadow scan related definitions |
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| 370 | `define TLU_SSCAN_WIDTH 63 |
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| 371 | // modified due to logic redistribution |
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| 372 | // `define TCL_SSCAN_WIDTH 12 |
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| 373 | `define TCL_SSCAN_WIDTH 3 |
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| 374 | `define MISCTL_SSCAN_WIDTH 9 |
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| 375 | `define TDP_SSCAN_WIDTH 51 |
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| 376 | `define TDP_SSCAN_LO 0 |
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| 377 | `define TDP_SSCAN_HI 50 |
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| 378 | // `define TCL_SSCAN_LO 51 |
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| 379 | `define MISCTL_SSCAN_LO 51 |
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| 380 | `define MISCTL_SSCAN_HI 59 |
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| 381 | `define TCL_SSCAN_LO 60 |
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| 382 | `define TCL_SSCAN_HI 62 |
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| 383 | // |
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| 384 | // position definitions - TDP |
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| 385 | `define TDP_SSCAN_PC_LO 0 |
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| 386 | `define TDP_SSCAN_PC_HI 45 |
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| 387 | `define TDP_SSCAN_PS_IE 46 |
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| 388 | `define TDP_SSCAN_PS_PRIV 47 |
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| 389 | `define TDP_SSCAN_HPS_LO 48 |
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| 390 | `define TDP_SSCAN_HPS_HI 50 |
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| 391 | // |
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| 392 | // position definitions - TCL |
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| 393 | `define TCL_SSCAN_TT_LO 0 |
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| 394 | `define TCL_SSCAN_TT_HI 8 |
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| 395 | `define TCL_SSCAN_TL_LO 9 |
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| 396 | `define TCL_SSCAN_TL_HI 11 |
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| 397 | // |
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| 398 | // To speedup POR for verification purposes |
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| 399 | `define RSTVADDR_BASE 34'h3_ffff_c000 |
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