riscvdefs.py

   1
   2 """
   3 /*
   4  * Copyright 2018 Jacob Lifshay
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in all
  14  * copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  */
  25 """
  26
  27 from migen import Constant
  28
  29 cause_instruction_address_misaligned = Constant(0x0, 4)
  30 cause_instruction_access_fault = Constant(0x1, 4)
  31 cause_illegal_instruction = Constant(0x2, 4)
  32 cause_breakpoint = Constant(0x3, 4)
  33 cause_load_address_misaligned = Constant(0x4, 4)
  34 cause_load_access_fault = Constant(0x5, 4)
  35 cause_store_amo_address_misaligned = Constant(0x6, 4)
  36 cause_store_amo_access_fault = Constant(0x7, 4)
  37 cause_user_environment_call = Constant(0x8, 4)
  38 cause_supervisor_environment_call = Constant(0x9, 4)
  39 cause_machine_environment_call = Constant(0xB, 4)
  40 cause_instruction_page_fault = Constant(0xC, 4)
  41 cause_load_page_fault = Constant(0xD, 4)
  42 cause_store_amo_page_fault = Constant(0xF, 4)
  43
  44 opcode_load = Constant(0x03, 7)
  45 opcode_load_fp = Constant(0x07, 7)
  46 opcode_custom_0 = Constant(0x0B, 7)
  47 opcode_misc_mem = Constant(0x0F, 7)
  48 opcode_op_imm = Constant(0x13, 7)
  49 opcode_auipc = Constant(0x17, 7)
  50 opcode_op_imm_32 = Constant(0x1B, 7)
  51 opcode_48b_escape_0 = Constant(0x1F, 7)
  52
  53 opcode_store = Constant(0x23, 7)
  54 opcode_store_fp = Constant(0x27, 7)
  55 opcode_custom_1 = Constant(0x2B, 7)
  56 opcode_amo = Constant(0x2F, 7)
  57 opcode_op = Constant(0x33, 7)
  58 opcode_lui = Constant(0x37, 7)
  59 opcode_op_32 = Constant(0x3B, 7)
  60 opcode_64b_escape = Constant(0x3F, 7)
  61
  62 opcode_madd = Constant(0x43, 7)
  63 opcode_msub = Constant(0x47, 7)
  64 opcode_nmsub = Constant(0x4B, 7)
  65 opcode_nmadd = Constant(0x4F, 7)
  66 opcode_op_fp = Constant(0x53, 7)
  67 opcode_reserved_10101 = Constant(0x57, 7)
  68 opcode_rv128_0 = Constant(0x5B, 7)
  69 opcode_48b_escape_1 = Constant(0x5F, 7)
  70
  71 opcode_branch = Constant(0x63, 7)
  72 opcode_jalr = Constant(0x67, 7)
  73 opcode_reserved_11010 = Constant(0x6B, 7)
  74 opcode_jal = Constant(0x6F, 7)
  75 opcode_system = Constant(0x73, 7)
  76 opcode_reserved_11101 = Constant(0x77, 7)
  77 opcode_rv128_1 = Constant(0x7B, 7)
  78 opcode_80b_escape = Constant(0x7F, 7)
  79
  80 funct3_jalr = Constant(0x0, 3)
  81 funct3_beq = Constant(0x0, 3)
  82 funct3_bne = Constant(0x1, 3)
  83 funct3_blt = Constant(0x4, 3)
  84 funct3_bge = Constant(0x5, 3)
  85 funct3_bltu = Constant(0x6, 3)
  86 funct3_bgeu = Constant(0x7, 3)
  87 funct3_lb = Constant(0x0, 3)
  88 funct3_lh = Constant(0x1, 3)
  89 funct3_lw = Constant(0x2, 3)
  90 funct3_lbu = Constant(0x4, 3)
  91 funct3_lhu = Constant(0x5, 3)
  92 funct3_sb = Constant(0x0, 3)
  93 funct3_sh = Constant(0x1, 3)
  94 funct3_sw = Constant(0x2, 3)
  95 funct3_addi = Constant(0x0, 3)
  96 funct3_slli = Constant(0x1, 3)
  97 funct3_slti = Constant(0x2, 3)
  98 funct3_sltiu = Constant(0x3, 3)
  99 funct3_xori = Constant(0x4, 3)
 100 funct3_srli_srai = Constant(0x5, 3)
 101 funct3_ori = Constant(0x6, 3)
 102 funct3_andi = Constant(0x7, 3)
 103 funct3_add_sub = Constant(0x0, 3)
 104 funct3_sll = Constant(0x1, 3)
 105 funct3_slt = Constant(0x2, 3)
 106 funct3_sltu = Constant(0x3, 3)
 107 funct3_xor = Constant(0x4, 3)
 108 funct3_srl_sra = Constant(0x5, 3)
 109 funct3_or = Constant(0x6, 3)
 110 funct3_and = Constant(0x7, 3)
 111 funct3_fence = Constant(0x0, 3)
 112 funct3_fence_i = Constant(0x1, 3)
 113 funct3_ecall_ebreak = Constant(0x0, 3)
 114 funct3_csrrw = Constant(0x1, 3)
 115 funct3_csrrs = Constant(0x2, 3)
 116 funct3_csrrc = Constant(0x3, 3)
 117 funct3_csrrwi = Constant(0x5, 3)
 118 funct3_csrrsi = Constant(0x6, 3)
 119 funct3_csrrci = Constant(0x7, 3)
 120
 121 csr_ustatus = Constant(0x000, 12)
 122 csr_fflags = Constant(0x001, 12)
 123 csr_frm = Constant(0x002, 12)
 124 csr_fcsr = Constant(0x003, 12)
 125 csr_uie = Constant(0x004, 12)
 126 csr_utvec = Constant(0x005, 12)
 127 csr_uscratch = Constant(0x040, 12)
 128 csr_uepc = Constant(0x041, 12)
 129 csr_ucause = Constant(0x042, 12)
 130 csr_utval = Constant(0x043, 12)
 131 csr_uip = Constant(0x044, 12)
 132 csr_cycle = Constant(0xC00, 12)
 133 csr_time = Constant(0xC01, 12)
 134 csr_instret = Constant(0xC02, 12)
 135 csr_cycleh = Constant(0xC80, 12)
 136 csr_timeh = Constant(0xC81, 12)
 137 csr_instreth = Constant(0xC82, 12)
 138
 139 csr_sstatus = Constant(0x100, 12)
 140 csr_sedeleg = Constant(0x102, 12)
 141 csr_sideleg = Constant(0x103, 12)
 142 csr_sie = Constant(0x104, 12)
 143 csr_stvec = Constant(0x105, 12)
 144 csr_scounteren = Constant(0x106, 12)
 145 csr_sscratch = Constant(0x140, 12)
 146 csr_sepc = Constant(0x141, 12)
 147 csr_scause = Constant(0x142, 12)
 148 csr_stval = Constant(0x143, 12)
 149 csr_sip = Constant(0x144, 12)
 150 csr_satp = Constant(0x180, 12)
 151
 152 csr_mvendorid = Constant(0xF11, 12)
 153 csr_marchid = Constant(0xF12, 12)
 154 csr_mimpid = Constant(0xF13, 12)
 155 csr_mhartid = Constant(0xF14, 12)
 156 csr_mstatus = Constant(0x300, 12)
 157 csr_misa = Constant(0x301, 12)
 158 csr_medeleg = Constant(0x302, 12)
 159 csr_mideleg = Constant(0x303, 12)
 160 csr_mie = Constant(0x304, 12)
 161 csr_mtvec = Constant(0x305, 12)
 162 csr_mcounteren = Constant(0x306, 12)
 163 csr_mscratch = Constant(0x340, 12)
 164 csr_mepc = Constant(0x341, 12)
 165 csr_mcause = Constant(0x342, 12)
 166 csr_mtval = Constant(0x343, 12)
 167 csr_mip = Constant(0x344, 12)
 168 csr_mcycle = Constant(0xB00, 12)
 169 csr_minstret = Constant(0xB02, 12)
 170 csr_mcycleh = Constant(0xB80, 12)
 171 csr_minstreth = Constant(0xB82, 12)
 172
 173 csr_dcsr = Constant(0x7B0, 12)
 174 csr_dpc = Constant(0x7B1, 12)
 175 csr_dscratch = Constant(0x7B2, 12)
 176