| 1 | /* |
| 2 | * QEMU RISC-V CPU |
| 3 | * |
| 4 | * Copyright (c) 2016-2017 Sagar Karandikar, sagark@eecs.berkeley.edu |
| 5 | * Copyright (c) 2017-2018 SiFive, Inc. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify it |
| 8 | * under the terms and conditions of the GNU General Public License, |
| 9 | * version 2 or later, as published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 14 | * more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along with |
| 17 | * this program. If not, see <http://www.gnu.org/licenses/>. |
| 18 | */ |
| 19 | |
| 20 | #include "qemu/osdep.h" |
| 21 | #include "qemu/qemu-print.h" |
| 22 | #include "qemu/ctype.h" |
| 23 | #include "qemu/log.h" |
| 24 | #include "qemu/guest-random.h" |
| 25 | #include "cpu.h" |
| 26 | #include "cpu_vendorid.h" |
| 27 | #include "target/riscv/tcg/csr.h" |
| 28 | #include "internals.h" |
| 29 | #include "qapi/error.h" |
| 30 | #include "qapi/visitor.h" |
| 31 | #include "qemu/error-report.h" |
| 32 | #include "qemu/timer.h" |
| 33 | #include "hw/core/qdev-properties.h" |
| 34 | #include "hw/core/qdev-prop-internal.h" |
| 35 | #include "migration/vmstate.h" |
| 36 | #include "fpu/softfloat-helpers.h" |
| 37 | #include "system/device_tree.h" |
| 38 | #include "system/kvm.h" |
| 39 | #include "system/tcg.h" |
| 40 | #include "kvm/kvm_riscv.h" |
| 41 | #include "tcg/tcg-cpu.h" |
| 42 | #include "disas/capstone.h" |
| 43 | #if !defined(CONFIG_USER_ONLY) |
| 44 | #include "target/riscv/tcg/debug.h" |
| 45 | #endif |
| 46 | |
| 47 | /* RISC-V CPU definitions */ |
| 48 | static const char riscv_single_letter_exts[] = "IEMAFDQCBPVH"; |
| 49 | const uint32_t misa_bits[] = {RVI, RVE, RVM, RVA, RVF, RVD, RVV, |
| 50 | RVC, RVS, RVU, RVH, RVG, RVB, 0}; |
| 51 | #define RISCV_CPU_MVENDORID 0 |
| 52 | #define RISCV_CPU_MIMPID 0 |
| 53 | /* |
| 54 | * marchid allocated for qemu: |
| 55 | * https://github.com/riscv/riscv-isa-manual/blob/main/marchid.md |
| 56 | */ |
| 57 | #define RISCV_CPU_MARCHID 42 |
| 58 | |
| 59 | /* |
| 60 | * From vector_helper.c |
| 61 | * Note that vector data is stored in host-endian 64-bit chunks, |
| 62 | * so addressing bytes needs a host-endian fixup. |
| 63 | */ |
| 64 | #if HOST_BIG_ENDIAN |
| 65 | #define BYTE(x) ((x) ^ 7) |
| 66 | #else |
| 67 | #define BYTE(x) (x) |
| 68 | #endif |
| 69 | |
| 70 | /* SATP bits that are shared between TCG and KVM */ |
| 71 | const bool valid_vm_1_10_32[16] = { |
| 72 | [VM_1_10_MBARE] = true, |
| 73 | [VM_1_10_SV32] = true |
| 74 | }; |
| 75 | |
| 76 | const bool valid_vm_1_10_64[16] = { |
| 77 | [VM_1_10_MBARE] = true, |
| 78 | [VM_1_10_SV39] = true, |
| 79 | [VM_1_10_SV48] = true, |
| 80 | [VM_1_10_SV57] = true |
| 81 | }; |
| 82 | |
| 83 | bool riscv_cpu_is_32bit(RISCVCPU *cpu) |
| 84 | { |
| 85 | return riscv_cpu_mxl(&cpu->env) == MXL_RV32; |
| 86 | } |
| 87 | |
| 88 | static void cpu_option_add_user_setting(RISCVCPU *cpu, const char *optname) |
| 89 | { |
| 90 | g_hash_table_add(cpu->user_options, (gpointer)optname); |
| 91 | } |
| 92 | |
| 93 | bool riscv_cpu_option_set(RISCVCPU *cpu, const char *optname) |
| 94 | { |
| 95 | return g_hash_table_contains(cpu->user_options, optname); |
| 96 | } |
| 97 | |
| 98 | #ifndef CONFIG_USER_ONLY |
| 99 | /* This is used in runtime only. */ |
| 100 | void cpu_set_exception_base(int vp_index, uint64_t address) |
| 101 | { |
| 102 | RISCVCPU *cpu; |
| 103 | CPUState *cs = qemu_get_cpu(vp_index); |
| 104 | if (cs == NULL) { |
| 105 | qemu_log_mask(LOG_GUEST_ERROR, |
| 106 | "cpu_set_exception_base: invalid vp_index: %u", |
| 107 | vp_index); |
| 108 | return; |
| 109 | } |
| 110 | cpu = RISCV_CPU(cs); |
| 111 | cpu->env.resetvec = address; |
| 112 | } |
| 113 | #endif |
| 114 | |
| 115 | static void riscv_cpu_cfg_merge(RISCVCPUConfig *dest, const RISCVCPUConfig *src) |
| 116 | { |
| 117 | #define BOOL_FIELD(x) dest->x |= src->x; |
| 118 | #define TYPED_FIELD(type, x, default_) if (src->x != default_) dest->x = src->x; |
| 119 | #include "cpu_cfg_fields.h.inc" |
| 120 | } |
| 121 | |
| 122 | /* Use this for regular user facing extensions */ |
| 123 | #define ISA_EXT_DATA_ENTRY(_name, _min_ver, _prop) \ |
| 124 | {#_name, #_name, _min_ver, CPU_CFG_OFFSET(_prop)} |
| 125 | |
| 126 | /* |
| 127 | * Same as above but for experimental extensions. We'll add a |
| 128 | * "x-" right after "_name" when creating the user property. |
| 129 | */ |
| 130 | #define ISA_EXPERIMENTAL_EXT_DATA_ENTRY(_name, _min_ver, _prop) \ |
| 131 | {#_name, "x-" #_name, _min_ver, CPU_CFG_OFFSET(_prop)} |
| 132 | |
| 133 | /* |
| 134 | * Internal extensions are extensions we will declare in the |
| 135 | * riscv,isa DT but they don't have an user property, i.e. |
| 136 | * users/management can't enable/disable them. |
| 137 | */ |
| 138 | #define ISA_INTERNAL_EXT_DATA_ENTRY(_name, _min_ver, _prop) \ |
| 139 | {#_name, NULL, _min_ver, CPU_CFG_OFFSET(_prop)} |
| 140 | |
| 141 | /* |
| 142 | * Here are the ordering rules of extension naming defined by RISC-V |
| 143 | * specification : |
| 144 | * 1. All extensions should be separated from other multi-letter extensions |
| 145 | * by an underscore. |
| 146 | * 2. The first letter following the 'Z' conventionally indicates the most |
| 147 | * closely related alphabetical extension category, IMAFDQLCBKJTPVH. |
| 148 | * If multiple 'Z' extensions are named, they should be ordered first |
| 149 | * by category, then alphabetically within a category. |
| 150 | * 3. Standard supervisor-level extensions (starts with 'S') should be |
| 151 | * listed after standard unprivileged extensions. If multiple |
| 152 | * supervisor-level extensions are listed, they should be ordered |
| 153 | * alphabetically. |
| 154 | * 4. Non-standard extensions (starts with 'X') must be listed after all |
| 155 | * standard extensions. They must be separated from other multi-letter |
| 156 | * extensions by an underscore. |
| 157 | * |
| 158 | * Single letter extensions are checked in riscv_cpu_validate_misa_priv() |
| 159 | * instead. |
| 160 | */ |
| 161 | const RISCVIsaExtData isa_edata_arr[] = { |
| 162 | ISA_INTERNAL_EXT_DATA_ENTRY(zic64b, PRIV_VERSION_1_12_0, ext_zic64b), |
| 163 | ISA_EXT_DATA_ENTRY(zicbom, PRIV_VERSION_1_12_0, ext_zicbom), |
| 164 | ISA_EXT_DATA_ENTRY(zicbop, PRIV_VERSION_1_12_0, ext_zicbop), |
| 165 | ISA_EXT_DATA_ENTRY(zicboz, PRIV_VERSION_1_12_0, ext_zicboz), |
| 166 | ISA_INTERNAL_EXT_DATA_ENTRY(ziccamoa, PRIV_VERSION_1_11_0, has_priv_1_11), |
| 167 | ISA_INTERNAL_EXT_DATA_ENTRY(ziccif, PRIV_VERSION_1_11_0, has_priv_1_11), |
| 168 | ISA_EXT_DATA_ENTRY(zicclsm, PRIV_VERSION_1_11_0, ext_zicclsm), |
| 169 | ISA_EXT_DATA_ENTRY(ziccrse, PRIV_VERSION_1_11_0, ext_ziccrse), |
| 170 | ISA_EXT_DATA_ENTRY(zicfilp, PRIV_VERSION_1_12_0, ext_zicfilp), |
| 171 | ISA_EXT_DATA_ENTRY(zicfiss, PRIV_VERSION_1_13_0, ext_zicfiss), |
| 172 | ISA_EXT_DATA_ENTRY(zicond, PRIV_VERSION_1_12_0, ext_zicond), |
| 173 | ISA_EXT_DATA_ENTRY(zicntr, PRIV_VERSION_1_12_0, ext_zicntr), |
| 174 | ISA_EXT_DATA_ENTRY(zicsr, PRIV_VERSION_1_10_0, ext_zicsr), |
| 175 | ISA_EXT_DATA_ENTRY(zifencei, PRIV_VERSION_1_10_0, ext_zifencei), |
| 176 | ISA_EXT_DATA_ENTRY(zihintntl, PRIV_VERSION_1_10_0, ext_zihintntl), |
| 177 | ISA_EXT_DATA_ENTRY(zihintpause, PRIV_VERSION_1_10_0, ext_zihintpause), |
| 178 | ISA_EXT_DATA_ENTRY(zihpm, PRIV_VERSION_1_12_0, ext_zihpm), |
| 179 | ISA_EXT_DATA_ENTRY(zilsd, PRIV_VERSION_1_12_0, ext_zilsd), |
| 180 | ISA_EXT_DATA_ENTRY(zimop, PRIV_VERSION_1_13_0, ext_zimop), |
| 181 | ISA_EXT_DATA_ENTRY(zmmul, PRIV_VERSION_1_12_0, ext_zmmul), |
| 182 | ISA_INTERNAL_EXT_DATA_ENTRY(za64rs, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 183 | ISA_EXT_DATA_ENTRY(zaamo, PRIV_VERSION_1_12_0, ext_zaamo), |
| 184 | ISA_EXT_DATA_ENTRY(zabha, PRIV_VERSION_1_13_0, ext_zabha), |
| 185 | ISA_EXT_DATA_ENTRY(zacas, PRIV_VERSION_1_12_0, ext_zacas), |
| 186 | ISA_EXT_DATA_ENTRY(zalasr, PRIV_VERSION_1_12_0, ext_zalasr), |
| 187 | ISA_EXT_DATA_ENTRY(zalrsc, PRIV_VERSION_1_12_0, ext_zalrsc), |
| 188 | ISA_EXT_DATA_ENTRY(zama16b, PRIV_VERSION_1_13_0, ext_zama16b), |
| 189 | ISA_EXT_DATA_ENTRY(zawrs, PRIV_VERSION_1_12_0, ext_zawrs), |
| 190 | ISA_EXT_DATA_ENTRY(zfa, PRIV_VERSION_1_12_0, ext_zfa), |
| 191 | ISA_EXT_DATA_ENTRY(zfbfmin, PRIV_VERSION_1_12_0, ext_zfbfmin), |
| 192 | ISA_EXT_DATA_ENTRY(zfh, PRIV_VERSION_1_11_0, ext_zfh), |
| 193 | ISA_EXT_DATA_ENTRY(zfhmin, PRIV_VERSION_1_11_0, ext_zfhmin), |
| 194 | ISA_EXT_DATA_ENTRY(zfinx, PRIV_VERSION_1_12_0, ext_zfinx), |
| 195 | ISA_EXT_DATA_ENTRY(zdinx, PRIV_VERSION_1_12_0, ext_zdinx), |
| 196 | ISA_EXT_DATA_ENTRY(zca, PRIV_VERSION_1_12_0, ext_zca), |
| 197 | ISA_EXT_DATA_ENTRY(zcb, PRIV_VERSION_1_12_0, ext_zcb), |
| 198 | ISA_EXT_DATA_ENTRY(zcf, PRIV_VERSION_1_12_0, ext_zcf), |
| 199 | ISA_EXT_DATA_ENTRY(zcd, PRIV_VERSION_1_12_0, ext_zcd), |
| 200 | ISA_EXT_DATA_ENTRY(zce, PRIV_VERSION_1_12_0, ext_zce), |
| 201 | ISA_EXT_DATA_ENTRY(zcmop, PRIV_VERSION_1_13_0, ext_zcmop), |
| 202 | ISA_EXT_DATA_ENTRY(zcmp, PRIV_VERSION_1_12_0, ext_zcmp), |
| 203 | ISA_EXT_DATA_ENTRY(zcmt, PRIV_VERSION_1_12_0, ext_zcmt), |
| 204 | ISA_EXT_DATA_ENTRY(zclsd, PRIV_VERSION_1_12_0, ext_zclsd), |
| 205 | ISA_EXT_DATA_ENTRY(zba, PRIV_VERSION_1_12_0, ext_zba), |
| 206 | ISA_EXT_DATA_ENTRY(zbb, PRIV_VERSION_1_12_0, ext_zbb), |
| 207 | ISA_EXT_DATA_ENTRY(zbc, PRIV_VERSION_1_12_0, ext_zbc), |
| 208 | ISA_EXT_DATA_ENTRY(zbkb, PRIV_VERSION_1_12_0, ext_zbkb), |
| 209 | ISA_EXT_DATA_ENTRY(zbkc, PRIV_VERSION_1_12_0, ext_zbkc), |
| 210 | ISA_EXT_DATA_ENTRY(zbkx, PRIV_VERSION_1_12_0, ext_zbkx), |
| 211 | ISA_EXT_DATA_ENTRY(zbs, PRIV_VERSION_1_12_0, ext_zbs), |
| 212 | ISA_EXT_DATA_ENTRY(zk, PRIV_VERSION_1_12_0, ext_zk), |
| 213 | ISA_EXT_DATA_ENTRY(zkn, PRIV_VERSION_1_12_0, ext_zkn), |
| 214 | ISA_EXT_DATA_ENTRY(zknd, PRIV_VERSION_1_12_0, ext_zknd), |
| 215 | ISA_EXT_DATA_ENTRY(zkne, PRIV_VERSION_1_12_0, ext_zkne), |
| 216 | ISA_EXT_DATA_ENTRY(zknh, PRIV_VERSION_1_12_0, ext_zknh), |
| 217 | ISA_EXT_DATA_ENTRY(zkr, PRIV_VERSION_1_12_0, ext_zkr), |
| 218 | ISA_EXT_DATA_ENTRY(zks, PRIV_VERSION_1_12_0, ext_zks), |
| 219 | ISA_EXT_DATA_ENTRY(zksed, PRIV_VERSION_1_12_0, ext_zksed), |
| 220 | ISA_EXT_DATA_ENTRY(zksh, PRIV_VERSION_1_12_0, ext_zksh), |
| 221 | ISA_EXT_DATA_ENTRY(zkt, PRIV_VERSION_1_12_0, ext_zkt), |
| 222 | ISA_EXT_DATA_ENTRY(ztso, PRIV_VERSION_1_12_0, ext_ztso), |
| 223 | ISA_EXT_DATA_ENTRY(zvbb, PRIV_VERSION_1_12_0, ext_zvbb), |
| 224 | ISA_EXT_DATA_ENTRY(zvbc, PRIV_VERSION_1_12_0, ext_zvbc), |
| 225 | ISA_EXT_DATA_ENTRY(zve32f, PRIV_VERSION_1_10_0, ext_zve32f), |
| 226 | ISA_EXT_DATA_ENTRY(zve32x, PRIV_VERSION_1_10_0, ext_zve32x), |
| 227 | ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), |
| 228 | ISA_EXT_DATA_ENTRY(zve64d, PRIV_VERSION_1_10_0, ext_zve64d), |
| 229 | ISA_EXT_DATA_ENTRY(zve64x, PRIV_VERSION_1_10_0, ext_zve64x), |
| 230 | ISA_EXT_DATA_ENTRY(zvfbfa, PRIV_VERSION_1_13_0, ext_zvfbfa), |
| 231 | ISA_EXT_DATA_ENTRY(zvfbfmin, PRIV_VERSION_1_12_0, ext_zvfbfmin), |
| 232 | ISA_EXT_DATA_ENTRY(zvfbfwma, PRIV_VERSION_1_12_0, ext_zvfbfwma), |
| 233 | ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), |
| 234 | ISA_EXT_DATA_ENTRY(zvfhmin, PRIV_VERSION_1_12_0, ext_zvfhmin), |
| 235 | ISA_EXT_DATA_ENTRY(zvkb, PRIV_VERSION_1_12_0, ext_zvkb), |
| 236 | ISA_EXT_DATA_ENTRY(zvkg, PRIV_VERSION_1_12_0, ext_zvkg), |
| 237 | ISA_EXT_DATA_ENTRY(zvkn, PRIV_VERSION_1_12_0, ext_zvkn), |
| 238 | ISA_EXT_DATA_ENTRY(zvknc, PRIV_VERSION_1_12_0, ext_zvknc), |
| 239 | ISA_EXT_DATA_ENTRY(zvkned, PRIV_VERSION_1_12_0, ext_zvkned), |
| 240 | ISA_EXT_DATA_ENTRY(zvkng, PRIV_VERSION_1_12_0, ext_zvkng), |
| 241 | ISA_EXT_DATA_ENTRY(zvknha, PRIV_VERSION_1_12_0, ext_zvknha), |
| 242 | ISA_EXT_DATA_ENTRY(zvknhb, PRIV_VERSION_1_12_0, ext_zvknhb), |
| 243 | ISA_EXT_DATA_ENTRY(zvks, PRIV_VERSION_1_12_0, ext_zvks), |
| 244 | ISA_EXT_DATA_ENTRY(zvksc, PRIV_VERSION_1_12_0, ext_zvksc), |
| 245 | ISA_EXT_DATA_ENTRY(zvksed, PRIV_VERSION_1_12_0, ext_zvksed), |
| 246 | ISA_EXT_DATA_ENTRY(zvksg, PRIV_VERSION_1_12_0, ext_zvksg), |
| 247 | ISA_EXT_DATA_ENTRY(zvksh, PRIV_VERSION_1_12_0, ext_zvksh), |
| 248 | ISA_EXT_DATA_ENTRY(zvkt, PRIV_VERSION_1_12_0, ext_zvkt), |
| 249 | ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), |
| 250 | ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin), |
| 251 | ISA_EXT_DATA_ENTRY(sdtrig, PRIV_VERSION_1_12_0, debug), |
| 252 | ISA_INTERNAL_EXT_DATA_ENTRY(shcounterenw, PRIV_VERSION_1_12_0, |
| 253 | has_priv_1_12), |
| 254 | ISA_INTERNAL_EXT_DATA_ENTRY(sha, PRIV_VERSION_1_12_0, ext_sha), |
| 255 | ISA_INTERNAL_EXT_DATA_ENTRY(shgatpa, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 256 | ISA_INTERNAL_EXT_DATA_ENTRY(shtvala, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 257 | ISA_INTERNAL_EXT_DATA_ENTRY(shvsatpa, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 258 | ISA_INTERNAL_EXT_DATA_ENTRY(shvstvala, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 259 | ISA_INTERNAL_EXT_DATA_ENTRY(shvstvecd, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 260 | ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia), |
| 261 | ISA_EXT_DATA_ENTRY(smcdeleg, PRIV_VERSION_1_13_0, ext_smcdeleg), |
| 262 | ISA_EXT_DATA_ENTRY(smcntrpmf, PRIV_VERSION_1_12_0, ext_smcntrpmf), |
| 263 | ISA_EXT_DATA_ENTRY(smcsrind, PRIV_VERSION_1_13_0, ext_smcsrind), |
| 264 | ISA_EXT_DATA_ENTRY(smctr, PRIV_VERSION_1_12_0, ext_smctr), |
| 265 | ISA_EXT_DATA_ENTRY(smdbltrp, PRIV_VERSION_1_13_0, ext_smdbltrp), |
| 266 | ISA_EXT_DATA_ENTRY(smepmp, PRIV_VERSION_1_12_0, ext_smepmp), |
| 267 | ISA_EXT_DATA_ENTRY(smpmpmt, PRIV_VERSION_1_12_0, ext_smpmpmt), |
| 268 | ISA_EXT_DATA_ENTRY(smrnmi, PRIV_VERSION_1_12_0, ext_smrnmi), |
| 269 | ISA_EXT_DATA_ENTRY(smmpm, PRIV_VERSION_1_13_0, ext_smmpm), |
| 270 | ISA_EXT_DATA_ENTRY(smnpm, PRIV_VERSION_1_13_0, ext_smnpm), |
| 271 | ISA_EXT_DATA_ENTRY(smstateen, PRIV_VERSION_1_12_0, ext_smstateen), |
| 272 | ISA_EXT_DATA_ENTRY(ssaia, PRIV_VERSION_1_12_0, ext_ssaia), |
| 273 | ISA_EXT_DATA_ENTRY(ssccfg, PRIV_VERSION_1_13_0, ext_ssccfg), |
| 274 | ISA_INTERNAL_EXT_DATA_ENTRY(ssccptr, PRIV_VERSION_1_11_0, has_priv_1_11), |
| 275 | ISA_EXT_DATA_ENTRY(sscofpmf, PRIV_VERSION_1_12_0, ext_sscofpmf), |
| 276 | ISA_INTERNAL_EXT_DATA_ENTRY(sscounterenw, PRIV_VERSION_1_12_0, |
| 277 | has_priv_1_12), |
| 278 | ISA_EXT_DATA_ENTRY(sscsrind, PRIV_VERSION_1_12_0, ext_sscsrind), |
| 279 | ISA_EXT_DATA_ENTRY(ssctr, PRIV_VERSION_1_12_0, ext_ssctr), |
| 280 | ISA_EXT_DATA_ENTRY(ssdbltrp, PRIV_VERSION_1_13_0, ext_ssdbltrp), |
| 281 | ISA_EXT_DATA_ENTRY(ssnpm, PRIV_VERSION_1_13_0, ext_ssnpm), |
| 282 | ISA_EXT_DATA_ENTRY(sspm, PRIV_VERSION_1_13_0, ext_sspm), |
| 283 | ISA_INTERNAL_EXT_DATA_ENTRY(ssstateen, PRIV_VERSION_1_12_0, ext_ssstateen), |
| 284 | ISA_INTERNAL_EXT_DATA_ENTRY(ssstrict, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 285 | ISA_EXT_DATA_ENTRY(sstc, PRIV_VERSION_1_12_0, ext_sstc), |
| 286 | ISA_INTERNAL_EXT_DATA_ENTRY(sstvala, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 287 | ISA_INTERNAL_EXT_DATA_ENTRY(sstvecd, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 288 | ISA_INTERNAL_EXT_DATA_ENTRY(ssu64xl, PRIV_VERSION_1_12_0, has_priv_1_12), |
| 289 | ISA_EXT_DATA_ENTRY(supm, PRIV_VERSION_1_13_0, ext_supm), |
| 290 | ISA_EXT_DATA_ENTRY(svade, PRIV_VERSION_1_11_0, ext_svade), |
| 291 | ISA_EXT_DATA_ENTRY(svadu, PRIV_VERSION_1_12_0, ext_svadu), |
| 292 | ISA_EXT_DATA_ENTRY(svinval, PRIV_VERSION_1_12_0, ext_svinval), |
| 293 | ISA_EXT_DATA_ENTRY(svnapot, PRIV_VERSION_1_12_0, ext_svnapot), |
| 294 | ISA_EXT_DATA_ENTRY(svpbmt, PRIV_VERSION_1_12_0, ext_svpbmt), |
| 295 | ISA_EXT_DATA_ENTRY(svrsw60t59b, PRIV_VERSION_1_13_0, ext_svrsw60t59b), |
| 296 | ISA_EXPERIMENTAL_EXT_DATA_ENTRY(svukte, PRIV_VERSION_1_13_0, ext_svukte), |
| 297 | ISA_EXT_DATA_ENTRY(svvptc, PRIV_VERSION_1_13_0, ext_svvptc), |
| 298 | ISA_EXT_DATA_ENTRY(xlrbr, PRIV_VERSION_1_13_0, ext_xlrbr), |
| 299 | ISA_EXT_DATA_ENTRY(xmipscbop, PRIV_VERSION_1_12_0, ext_xmipscbop), |
| 300 | ISA_EXT_DATA_ENTRY(xmipscmov, PRIV_VERSION_1_12_0, ext_xmipscmov), |
| 301 | ISA_EXT_DATA_ENTRY(xmipslsp, PRIV_VERSION_1_12_0, ext_xmipslsp), |
| 302 | ISA_EXT_DATA_ENTRY(xtheadba, PRIV_VERSION_1_11_0, ext_xtheadba), |
| 303 | ISA_EXT_DATA_ENTRY(xtheadbb, PRIV_VERSION_1_11_0, ext_xtheadbb), |
| 304 | ISA_EXT_DATA_ENTRY(xtheadbs, PRIV_VERSION_1_11_0, ext_xtheadbs), |
| 305 | ISA_EXT_DATA_ENTRY(xtheadcmo, PRIV_VERSION_1_11_0, ext_xtheadcmo), |
| 306 | ISA_EXT_DATA_ENTRY(xtheadcondmov, PRIV_VERSION_1_11_0, ext_xtheadcondmov), |
| 307 | ISA_EXT_DATA_ENTRY(xtheadfmemidx, PRIV_VERSION_1_11_0, ext_xtheadfmemidx), |
| 308 | ISA_EXT_DATA_ENTRY(xtheadfmv, PRIV_VERSION_1_11_0, ext_xtheadfmv), |
| 309 | ISA_EXT_DATA_ENTRY(xtheadmac, PRIV_VERSION_1_11_0, ext_xtheadmac), |
| 310 | ISA_EXT_DATA_ENTRY(xtheadmemidx, PRIV_VERSION_1_11_0, ext_xtheadmemidx), |
| 311 | ISA_EXT_DATA_ENTRY(xtheadmempair, PRIV_VERSION_1_11_0, ext_xtheadmempair), |
| 312 | ISA_EXT_DATA_ENTRY(xtheadsync, PRIV_VERSION_1_11_0, ext_xtheadsync), |
| 313 | ISA_EXT_DATA_ENTRY(xventanacondops, PRIV_VERSION_1_12_0, ext_XVentanaCondOps), |
| 314 | |
| 315 | { }, |
| 316 | }; |
| 317 | |
| 318 | bool isa_ext_is_enabled(RISCVCPU *cpu, uint32_t ext_offset) |
| 319 | { |
| 320 | bool *ext_enabled = (void *)&cpu->cfg + ext_offset; |
| 321 | |
| 322 | return *ext_enabled; |
| 323 | } |
| 324 | |
| 325 | void isa_ext_update_enabled(RISCVCPU *cpu, uint32_t ext_offset, bool en) |
| 326 | { |
| 327 | bool *ext_enabled = (void *)&cpu->cfg + ext_offset; |
| 328 | |
| 329 | *ext_enabled = en; |
| 330 | } |
| 331 | |
| 332 | bool riscv_cpu_is_vendor(Object *cpu_obj) |
| 333 | { |
| 334 | return object_dynamic_cast(cpu_obj, TYPE_RISCV_VENDOR_CPU) != NULL; |
| 335 | } |
| 336 | |
| 337 | const char * const riscv_int_regnames[] = { |
| 338 | "x0/zero", "x1/ra", "x2/sp", "x3/gp", "x4/tp", "x5/t0", "x6/t1", |
| 339 | "x7/t2", "x8/s0", "x9/s1", "x10/a0", "x11/a1", "x12/a2", "x13/a3", |
| 340 | "x14/a4", "x15/a5", "x16/a6", "x17/a7", "x18/s2", "x19/s3", "x20/s4", |
| 341 | "x21/s5", "x22/s6", "x23/s7", "x24/s8", "x25/s9", "x26/s10", "x27/s11", |
| 342 | "x28/t3", "x29/t4", "x30/t5", "x31/t6" |
| 343 | }; |
| 344 | |
| 345 | const char * const riscv_int_regnamesh[] = { |
| 346 | "x0h/zeroh", "x1h/rah", "x2h/sph", "x3h/gph", "x4h/tph", "x5h/t0h", |
| 347 | "x6h/t1h", "x7h/t2h", "x8h/s0h", "x9h/s1h", "x10h/a0h", "x11h/a1h", |
| 348 | "x12h/a2h", "x13h/a3h", "x14h/a4h", "x15h/a5h", "x16h/a6h", "x17h/a7h", |
| 349 | "x18h/s2h", "x19h/s3h", "x20h/s4h", "x21h/s5h", "x22h/s6h", "x23h/s7h", |
| 350 | "x24h/s8h", "x25h/s9h", "x26h/s10h", "x27h/s11h", "x28h/t3h", "x29h/t4h", |
| 351 | "x30h/t5h", "x31h/t6h" |
| 352 | }; |
| 353 | |
| 354 | const char * const riscv_fpr_regnames[] = { |
| 355 | "f0/ft0", "f1/ft1", "f2/ft2", "f3/ft3", "f4/ft4", "f5/ft5", |
| 356 | "f6/ft6", "f7/ft7", "f8/fs0", "f9/fs1", "f10/fa0", "f11/fa1", |
| 357 | "f12/fa2", "f13/fa3", "f14/fa4", "f15/fa5", "f16/fa6", "f17/fa7", |
| 358 | "f18/fs2", "f19/fs3", "f20/fs4", "f21/fs5", "f22/fs6", "f23/fs7", |
| 359 | "f24/fs8", "f25/fs9", "f26/fs10", "f27/fs11", "f28/ft8", "f29/ft9", |
| 360 | "f30/ft10", "f31/ft11" |
| 361 | }; |
| 362 | |
| 363 | const char * const riscv_rvv_regnames[] = { |
| 364 | "v0", "v1", "v2", "v3", "v4", "v5", "v6", |
| 365 | "v7", "v8", "v9", "v10", "v11", "v12", "v13", |
| 366 | "v14", "v15", "v16", "v17", "v18", "v19", "v20", |
| 367 | "v21", "v22", "v23", "v24", "v25", "v26", "v27", |
| 368 | "v28", "v29", "v30", "v31" |
| 369 | }; |
| 370 | |
| 371 | static const char * const riscv_excp_names[] = { |
| 372 | [RISCV_EXCP_INST_ADDR_MIS] = "misaligned_fetch", |
| 373 | [RISCV_EXCP_INST_ACCESS_FAULT] = "fault_fetch", |
| 374 | [RISCV_EXCP_ILLEGAL_INST] = "illegal_instruction", |
| 375 | [RISCV_EXCP_BREAKPOINT] = "breakpoint", |
| 376 | [RISCV_EXCP_LOAD_ADDR_MIS] = "misaligned_load", |
| 377 | [RISCV_EXCP_LOAD_ACCESS_FAULT] = "fault_load", |
| 378 | [RISCV_EXCP_STORE_AMO_ADDR_MIS] = "misaligned_store", |
| 379 | [RISCV_EXCP_STORE_AMO_ACCESS_FAULT] = "fault_store", |
| 380 | [RISCV_EXCP_U_ECALL] = "user_ecall", |
| 381 | [RISCV_EXCP_S_ECALL] = "supervisor_ecall", |
| 382 | [RISCV_EXCP_VS_ECALL] = "hypervisor_ecall", |
| 383 | [RISCV_EXCP_M_ECALL] = "machine_ecall", |
| 384 | [RISCV_EXCP_INST_PAGE_FAULT] = "exec_page_fault", |
| 385 | [RISCV_EXCP_LOAD_PAGE_FAULT] = "load_page_fault", |
| 386 | [RISCV_EXCP_STORE_PAGE_FAULT] = "store_page_fault", |
| 387 | [RISCV_EXCP_DOUBLE_TRAP] = "double_trap", |
| 388 | [RISCV_EXCP_SW_CHECK] = "sw_check", |
| 389 | [RISCV_EXCP_HW_ERR] = "hw_error", |
| 390 | [RISCV_EXCP_INST_GUEST_PAGE_FAULT] = "guest_exec_page_fault", |
| 391 | [RISCV_EXCP_LOAD_GUEST_ACCESS_FAULT] = "guest_load_page_fault", |
| 392 | [RISCV_EXCP_VIRT_INSTRUCTION_FAULT] = "virt_illegal_instruction", |
| 393 | [RISCV_EXCP_STORE_GUEST_AMO_ACCESS_FAULT] = "guest_store_page_fault", |
| 394 | [RISCV_EXCP_SEMIHOST] = "semihost", |
| 395 | }; |
| 396 | |
| 397 | static const char * const riscv_intr_names[] = { |
| 398 | [IRQ_U_SOFT] = "u_software", |
| 399 | [IRQ_S_SOFT] = "s_software", |
| 400 | [IRQ_VS_SOFT] = "vs_software", |
| 401 | [IRQ_M_SOFT] = "m_software", |
| 402 | [IRQ_U_TIMER] = "u_timer", |
| 403 | [IRQ_S_TIMER] = "s_timer", |
| 404 | [IRQ_VS_TIMER] = "vs_timer", |
| 405 | [IRQ_M_TIMER] = "m_timer", |
| 406 | [IRQ_U_EXT] = "u_external", |
| 407 | [IRQ_S_EXT] = "s_external", |
| 408 | [IRQ_VS_EXT] = "vs_external", |
| 409 | [IRQ_M_EXT] = "m_external", |
| 410 | [IRQ_S_GEXT] = "s_guest_external", |
| 411 | [IRQ_PMU_OVF] = "counter_overflow", |
| 412 | }; |
| 413 | |
| 414 | const char *riscv_cpu_get_trap_name(uint64_t cause, bool async) |
| 415 | { |
| 416 | if (async) { |
| 417 | if ((cause < ARRAY_SIZE(riscv_intr_names)) && riscv_intr_names[cause]) { |
| 418 | return riscv_intr_names[cause]; |
| 419 | } |
| 420 | } else { |
| 421 | if ((cause < ARRAY_SIZE(riscv_excp_names)) && riscv_excp_names[cause]) { |
| 422 | return riscv_excp_names[cause]; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | return "(unknown)"; |
| 427 | } |
| 428 | |
| 429 | void riscv_cpu_set_misa_ext(CPURISCVState *env, uint32_t ext) |
| 430 | { |
| 431 | env->misa_ext_mask = env->misa_ext = ext; |
| 432 | } |
| 433 | |
| 434 | int riscv_cpu_max_xlen(RISCVCPUClass *mcc) |
| 435 | { |
| 436 | return 16 << mcc->def->misa_mxl_max; |
| 437 | } |
| 438 | |
| 439 | #ifndef CONFIG_USER_ONLY |
| 440 | static uint8_t satp_mode_from_str(const char *satp_mode_str) |
| 441 | { |
| 442 | if (!strncmp(satp_mode_str, "svbare", 6)) { |
| 443 | return VM_1_10_MBARE; |
| 444 | } |
| 445 | |
| 446 | if (!strncmp(satp_mode_str, "sv32", 4)) { |
| 447 | return VM_1_10_SV32; |
| 448 | } |
| 449 | |
| 450 | if (!strncmp(satp_mode_str, "sv39", 4)) { |
| 451 | return VM_1_10_SV39; |
| 452 | } |
| 453 | |
| 454 | if (!strncmp(satp_mode_str, "sv48", 4)) { |
| 455 | return VM_1_10_SV48; |
| 456 | } |
| 457 | |
| 458 | if (!strncmp(satp_mode_str, "sv57", 4)) { |
| 459 | return VM_1_10_SV57; |
| 460 | } |
| 461 | |
| 462 | if (!strncmp(satp_mode_str, "sv64", 4)) { |
| 463 | return VM_1_10_SV64; |
| 464 | } |
| 465 | |
| 466 | g_assert_not_reached(); |
| 467 | } |
| 468 | |
| 469 | static uint8_t satp_mode_max_from_map(uint32_t map) |
| 470 | { |
| 471 | /* |
| 472 | * 'map = 0' will make us return (31 - 32), which C will |
| 473 | * happily overflow to UINT_MAX. There's no good result to |
| 474 | * return if 'map = 0' (e.g. returning 0 will be ambiguous |
| 475 | * with the result for 'map = 1'). |
| 476 | * |
| 477 | * Assert out if map = 0. Callers will have to deal with |
| 478 | * it outside of this function. |
| 479 | */ |
| 480 | g_assert(map > 0); |
| 481 | |
| 482 | /* map here has at least one bit set, so no problem with clz */ |
| 483 | return 31 - __builtin_clz(map); |
| 484 | } |
| 485 | |
| 486 | const char *satp_mode_str(uint8_t satp_mode, bool is_32_bit) |
| 487 | { |
| 488 | if (is_32_bit) { |
| 489 | switch (satp_mode) { |
| 490 | case VM_1_10_SV32: |
| 491 | return "sv32"; |
| 492 | case VM_1_10_MBARE: |
| 493 | return "none"; |
| 494 | } |
| 495 | } else { |
| 496 | switch (satp_mode) { |
| 497 | case VM_1_10_SV64: |
| 498 | return "sv64"; |
| 499 | case VM_1_10_SV57: |
| 500 | return "sv57"; |
| 501 | case VM_1_10_SV48: |
| 502 | return "sv48"; |
| 503 | case VM_1_10_SV39: |
| 504 | return "sv39"; |
| 505 | case VM_1_10_MBARE: |
| 506 | return "none"; |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | g_assert_not_reached(); |
| 511 | } |
| 512 | |
| 513 | static bool get_satp_mode_supported(RISCVCPU *cpu, uint16_t *supported) |
| 514 | { |
| 515 | bool rv32 = riscv_cpu_is_32bit(cpu); |
| 516 | const bool *valid_vm = rv32 ? valid_vm_1_10_32 : valid_vm_1_10_64; |
| 517 | int satp_mode = cpu->cfg.max_satp_mode; |
| 518 | |
| 519 | if (satp_mode == -1) { |
| 520 | return false; |
| 521 | } |
| 522 | |
| 523 | *supported = 0; |
| 524 | for (int i = 0; i <= satp_mode; ++i) { |
| 525 | if (valid_vm[i]) { |
| 526 | *supported |= (1 << i); |
| 527 | } |
| 528 | } |
| 529 | return true; |
| 530 | } |
| 531 | |
| 532 | /* Set the satp mode to the max supported */ |
| 533 | static void set_satp_mode_default_map(RISCVCPU *cpu) |
| 534 | { |
| 535 | /* |
| 536 | * Bare CPUs do not default to the max available. |
| 537 | * Users must set a valid satp_mode in the command |
| 538 | * line. Otherwise, leave the existing max_satp_mode |
| 539 | * in place. |
| 540 | */ |
| 541 | if (object_dynamic_cast(OBJECT(cpu), TYPE_RISCV_BARE_CPU) != NULL) { |
| 542 | warn_report("No satp mode set. Defaulting to 'bare'"); |
| 543 | cpu->cfg.max_satp_mode = VM_1_10_MBARE; |
| 544 | } |
| 545 | } |
| 546 | #endif |
| 547 | |
| 548 | /* Used by csr.c and the KVM driver */ |
| 549 | target_ulong riscv_new_csr_seed(target_ulong new_value, |
| 550 | target_ulong write_mask) |
| 551 | { |
| 552 | uint16_t random_v; |
| 553 | Error *random_e = NULL; |
| 554 | int random_r; |
| 555 | target_ulong rval; |
| 556 | |
| 557 | random_r = qemu_guest_getrandom(&random_v, 2, &random_e); |
| 558 | if (unlikely(random_r < 0)) { |
| 559 | /* |
| 560 | * Failed, for unknown reasons in the crypto subsystem. |
| 561 | * The best we can do is log the reason and return a |
| 562 | * failure indication to the guest. There is no reason |
| 563 | * we know to expect the failure to be transitory, so |
| 564 | * indicate DEAD to avoid having the guest spin on WAIT. |
| 565 | */ |
| 566 | qemu_log_mask(LOG_UNIMP, "%s: Crypto failure: %s", |
| 567 | __func__, error_get_pretty(random_e)); |
| 568 | error_free(random_e); |
| 569 | rval = SEED_OPST_DEAD; |
| 570 | } else { |
| 571 | rval = random_v | SEED_OPST_ES16; |
| 572 | } |
| 573 | |
| 574 | return rval; |
| 575 | } |
| 576 | |
| 577 | #ifndef CONFIG_USER_ONLY |
| 578 | /* Used by lots of folks in hw/intc */ |
| 579 | int riscv_cpu_claim_interrupts(RISCVCPU *cpu, uint64_t interrupts) |
| 580 | { |
| 581 | CPURISCVState *env = &cpu->env; |
| 582 | if (env->miclaim & interrupts) { |
| 583 | return -1; |
| 584 | } else { |
| 585 | env->miclaim |= interrupts; |
| 586 | return 0; |
| 587 | } |
| 588 | } |
| 589 | #endif |
| 590 | |
| 591 | static ObjectClass *riscv_cpu_class_by_name(const char *cpu_model) |
| 592 | { |
| 593 | ObjectClass *oc; |
| 594 | char *typename; |
| 595 | char **cpuname; |
| 596 | |
| 597 | cpuname = g_strsplit(cpu_model, ",", 1); |
| 598 | typename = g_strdup_printf(RISCV_CPU_TYPE_NAME("%s"), cpuname[0]); |
| 599 | oc = object_class_by_name(typename); |
| 600 | g_strfreev(cpuname); |
| 601 | g_free(typename); |
| 602 | |
| 603 | return oc; |
| 604 | } |
| 605 | |
| 606 | char *riscv_cpu_get_name(RISCVCPU *cpu) |
| 607 | { |
| 608 | RISCVCPUClass *rcc = RISCV_CPU_GET_CLASS(cpu); |
| 609 | const char *typename = object_class_get_name(OBJECT_CLASS(rcc)); |
| 610 | |
| 611 | g_assert(g_str_has_suffix(typename, RISCV_CPU_TYPE_SUFFIX)); |
| 612 | |
| 613 | return cpu_model_from_type(typename); |
| 614 | } |
| 615 | |
| 616 | /* Note: this function needs a KVM implementation. */ |
| 617 | static void riscv_dump_csr(CPURISCVState *env, int csrno, FILE *f) |
| 618 | { |
| 619 | #ifdef CONFIG_TCG |
| 620 | target_ulong val = 0; |
| 621 | RISCVException res = riscv_csrrw_debug(env, csrno, &val, 0, 0); |
| 622 | |
| 623 | /* |
| 624 | * Rely on the smode, hmode, etc, predicates within csr.c |
| 625 | * to do the filtering of the registers that are present. |
| 626 | */ |
| 627 | if (res == RISCV_EXCP_NONE) { |
| 628 | qemu_fprintf(f, " %-13s " TARGET_FMT_lx "\n", |
| 629 | csr_ops[csrno].name, val); |
| 630 | } |
| 631 | #endif |
| 632 | } |
| 633 | |
| 634 | #if !defined(CONFIG_USER_ONLY) |
| 635 | static const char *riscv_priv_str(uint32_t priv) |
| 636 | { |
| 637 | switch (priv) { |
| 638 | case PRV_M: |
| 639 | return "M"; |
| 640 | case PRV_S: |
| 641 | return "S"; |
| 642 | case PRV_U: |
| 643 | return "U"; |
| 644 | } |
| 645 | |
| 646 | return "?"; |
| 647 | } |
| 648 | #endif |
| 649 | |
| 650 | static void riscv_cpu_dump_state(CPUState *cs, FILE *f, int flags) |
| 651 | { |
| 652 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 653 | CPURISCVState *env = &cpu->env; |
| 654 | bool rv32 = riscv_cpu_is_32bit(cpu); |
| 655 | int width = rv32 ? 8 : 16; |
| 656 | uint64_t mask = rv32 ? UINT32_MAX : UINT64_MAX; |
| 657 | int i, j; |
| 658 | uint8_t *p; |
| 659 | |
| 660 | #if !defined(CONFIG_USER_ONLY) |
| 661 | qemu_fprintf(f, " %-13s %s\n", "priv", riscv_priv_str(env->priv)); |
| 662 | |
| 663 | if (riscv_has_ext(env, RVH)) { |
| 664 | qemu_fprintf(f, " %-13s %d\n", "V", env->virt_enabled); |
| 665 | } |
| 666 | |
| 667 | if (cpu->cfg.ext_zicfilp) { |
| 668 | qemu_fprintf(f, " %-13s %d\n", "elp", env->elp); |
| 669 | } |
| 670 | #endif |
| 671 | qemu_fprintf(f, " %-13s %0*" PRIx64 "\n", "pc", width, env->pc & mask); |
| 672 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 673 | for (i = 0; i < ARRAY_SIZE(csr_ops); i++) { |
| 674 | int csrno = i; |
| 675 | |
| 676 | /* |
| 677 | * Early skip when possible since we're going |
| 678 | * through a lot of NULL entries. |
| 679 | */ |
| 680 | if (csr_ops[csrno].predicate == NULL) { |
| 681 | continue; |
| 682 | } |
| 683 | |
| 684 | /* |
| 685 | * FPU and VPU CSRs will be printed in the |
| 686 | * CPU_DUMP_FPU/CPU_DUMP_VPU blocks later. |
| 687 | */ |
| 688 | if (riscv_csr_is_fpu(csrno) || |
| 689 | riscv_csr_is_vpu(csrno)) { |
| 690 | continue; |
| 691 | } |
| 692 | |
| 693 | riscv_dump_csr(env, csrno, f); |
| 694 | } |
| 695 | #endif |
| 696 | |
| 697 | for (i = 0; i < 32; i++) { |
| 698 | qemu_fprintf(f, " %-8s %0*" PRIx64, |
| 699 | riscv_int_regnames[i], width, env->gpr[i] & mask); |
| 700 | if ((i & 3) == 3) { |
| 701 | qemu_fprintf(f, "\n"); |
| 702 | } |
| 703 | } |
| 704 | if (flags & CPU_DUMP_FPU) { |
| 705 | riscv_dump_csr(env, CSR_FFLAGS, f); |
| 706 | riscv_dump_csr(env, CSR_FRM, f); |
| 707 | riscv_dump_csr(env, CSR_FCSR, f); |
| 708 | |
| 709 | for (i = 0; i < 32; i++) { |
| 710 | qemu_fprintf(f, " %-8s %016" PRIx64, |
| 711 | riscv_fpr_regnames[i], env->fpr[i]); |
| 712 | if ((i & 3) == 3) { |
| 713 | qemu_fprintf(f, "\n"); |
| 714 | } |
| 715 | } |
| 716 | } |
| 717 | if (riscv_cpu_cfg(env)->ext_zve32x && (flags & CPU_DUMP_VPU)) { |
| 718 | static const int dump_rvv_csrs[] = { |
| 719 | CSR_VSTART, |
| 720 | CSR_VXSAT, |
| 721 | CSR_VXRM, |
| 722 | CSR_VCSR, |
| 723 | CSR_VL, |
| 724 | CSR_VTYPE, |
| 725 | CSR_VLENB, |
| 726 | }; |
| 727 | uint16_t vlenb = cpu->cfg.vlenb; |
| 728 | |
| 729 | for (i = 0; i < ARRAY_SIZE(dump_rvv_csrs); ++i) { |
| 730 | riscv_dump_csr(env, dump_rvv_csrs[i], f); |
| 731 | } |
| 732 | |
| 733 | for (i = 0; i < 32; i++) { |
| 734 | qemu_fprintf(f, " %-8s ", riscv_rvv_regnames[i]); |
| 735 | p = (uint8_t *)env->vreg; |
| 736 | for (j = vlenb - 1 ; j >= 0; j--) { |
| 737 | qemu_fprintf(f, "%02x", *(p + i * vlenb + BYTE(j))); |
| 738 | } |
| 739 | qemu_fprintf(f, "\n"); |
| 740 | } |
| 741 | } |
| 742 | } |
| 743 | |
| 744 | static void riscv_cpu_set_pc(CPUState *cs, vaddr value) |
| 745 | { |
| 746 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 747 | CPURISCVState *env = &cpu->env; |
| 748 | |
| 749 | if (env->xl == MXL_RV32) { |
| 750 | env->pc = (int32_t)value; |
| 751 | } else { |
| 752 | env->pc = value; |
| 753 | } |
| 754 | } |
| 755 | |
| 756 | static vaddr riscv_cpu_get_pc(CPUState *cs) |
| 757 | { |
| 758 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 759 | CPURISCVState *env = &cpu->env; |
| 760 | |
| 761 | /* Match cpu_get_tb_cpu_state. */ |
| 762 | if (env->xl == MXL_RV32) { |
| 763 | return env->pc & UINT32_MAX; |
| 764 | } |
| 765 | return env->pc; |
| 766 | } |
| 767 | |
| 768 | #ifndef CONFIG_USER_ONLY |
| 769 | /* |
| 770 | * Default priorities of local interrupts are defined in the |
| 771 | * RISC-V Advanced Interrupt Architecture specification. |
| 772 | * |
| 773 | * ---------------------------------------------------------------- |
| 774 | * Default | |
| 775 | * Priority | Major Interrupt Numbers |
| 776 | * ---------------------------------------------------------------- |
| 777 | * Highest | 47, 23, 46, 45, 22, 44, |
| 778 | * | 43, 21, 42, 41, 20, 40 |
| 779 | * | |
| 780 | * | 11 (0b), 3 (03), 7 (07) |
| 781 | * | 9 (09), 1 (01), 5 (05) |
| 782 | * | 12 (0c) |
| 783 | * | 10 (0a), 2 (02), 6 (06) |
| 784 | * | |
| 785 | * | 39, 19, 38, 37, 18, 36, |
| 786 | * Lowest | 35, 17, 34, 33, 16, 32 |
| 787 | * ---------------------------------------------------------------- |
| 788 | */ |
| 789 | static const uint8_t default_iprio[64] = { |
| 790 | /* Custom interrupts 48 to 63 */ |
| 791 | [63] = IPRIO_MMAXIPRIO, |
| 792 | [62] = IPRIO_MMAXIPRIO, |
| 793 | [61] = IPRIO_MMAXIPRIO, |
| 794 | [60] = IPRIO_MMAXIPRIO, |
| 795 | [59] = IPRIO_MMAXIPRIO, |
| 796 | [58] = IPRIO_MMAXIPRIO, |
| 797 | [57] = IPRIO_MMAXIPRIO, |
| 798 | [56] = IPRIO_MMAXIPRIO, |
| 799 | [55] = IPRIO_MMAXIPRIO, |
| 800 | [54] = IPRIO_MMAXIPRIO, |
| 801 | [53] = IPRIO_MMAXIPRIO, |
| 802 | [52] = IPRIO_MMAXIPRIO, |
| 803 | [51] = IPRIO_MMAXIPRIO, |
| 804 | [50] = IPRIO_MMAXIPRIO, |
| 805 | [49] = IPRIO_MMAXIPRIO, |
| 806 | [48] = IPRIO_MMAXIPRIO, |
| 807 | |
| 808 | /* Custom interrupts 24 to 31 */ |
| 809 | [31] = IPRIO_MMAXIPRIO, |
| 810 | [30] = IPRIO_MMAXIPRIO, |
| 811 | [29] = IPRIO_MMAXIPRIO, |
| 812 | [28] = IPRIO_MMAXIPRIO, |
| 813 | [27] = IPRIO_MMAXIPRIO, |
| 814 | [26] = IPRIO_MMAXIPRIO, |
| 815 | [25] = IPRIO_MMAXIPRIO, |
| 816 | [24] = IPRIO_MMAXIPRIO, |
| 817 | |
| 818 | [47] = IPRIO_DEFAULT_UPPER, |
| 819 | [23] = IPRIO_DEFAULT_UPPER + 1, |
| 820 | [46] = IPRIO_DEFAULT_UPPER + 2, |
| 821 | [45] = IPRIO_DEFAULT_UPPER + 3, |
| 822 | [22] = IPRIO_DEFAULT_UPPER + 4, |
| 823 | [44] = IPRIO_DEFAULT_UPPER + 5, |
| 824 | |
| 825 | [43] = IPRIO_DEFAULT_UPPER + 6, |
| 826 | [21] = IPRIO_DEFAULT_UPPER + 7, |
| 827 | [42] = IPRIO_DEFAULT_UPPER + 8, |
| 828 | [41] = IPRIO_DEFAULT_UPPER + 9, |
| 829 | [20] = IPRIO_DEFAULT_UPPER + 10, |
| 830 | [40] = IPRIO_DEFAULT_UPPER + 11, |
| 831 | |
| 832 | [11] = IPRIO_DEFAULT_M, |
| 833 | [3] = IPRIO_DEFAULT_M + 1, |
| 834 | [7] = IPRIO_DEFAULT_M + 2, |
| 835 | |
| 836 | [9] = IPRIO_DEFAULT_S, |
| 837 | [1] = IPRIO_DEFAULT_S + 1, |
| 838 | [5] = IPRIO_DEFAULT_S + 2, |
| 839 | |
| 840 | [12] = IPRIO_DEFAULT_SGEXT, |
| 841 | |
| 842 | [10] = IPRIO_DEFAULT_VS, |
| 843 | [2] = IPRIO_DEFAULT_VS + 1, |
| 844 | [6] = IPRIO_DEFAULT_VS + 2, |
| 845 | |
| 846 | [39] = IPRIO_DEFAULT_LOWER, |
| 847 | [19] = IPRIO_DEFAULT_LOWER + 1, |
| 848 | [38] = IPRIO_DEFAULT_LOWER + 2, |
| 849 | [37] = IPRIO_DEFAULT_LOWER + 3, |
| 850 | [18] = IPRIO_DEFAULT_LOWER + 4, |
| 851 | [36] = IPRIO_DEFAULT_LOWER + 5, |
| 852 | |
| 853 | [35] = IPRIO_DEFAULT_LOWER + 6, |
| 854 | [17] = IPRIO_DEFAULT_LOWER + 7, |
| 855 | [34] = IPRIO_DEFAULT_LOWER + 8, |
| 856 | [33] = IPRIO_DEFAULT_LOWER + 9, |
| 857 | [16] = IPRIO_DEFAULT_LOWER + 10, |
| 858 | [32] = IPRIO_DEFAULT_LOWER + 11, |
| 859 | }; |
| 860 | |
| 861 | uint8_t riscv_cpu_default_priority(int irq) |
| 862 | { |
| 863 | if (irq < 0 || irq > 63) { |
| 864 | return IPRIO_MMAXIPRIO; |
| 865 | } |
| 866 | |
| 867 | return default_iprio[irq] ? default_iprio[irq] : IPRIO_MMAXIPRIO; |
| 868 | }; |
| 869 | |
| 870 | int riscv_cpu_pending_to_irq(CPURISCVState *env, |
| 871 | int extirq, unsigned int extirq_def_prio, |
| 872 | uint64_t pending, uint8_t *iprio) |
| 873 | { |
| 874 | int irq, best_irq = RISCV_EXCP_NONE; |
| 875 | unsigned int prio, best_prio = UINT_MAX; |
| 876 | |
| 877 | if (!pending) { |
| 878 | return RISCV_EXCP_NONE; |
| 879 | } |
| 880 | |
| 881 | irq = ctz64(pending); |
| 882 | if (!((extirq == IRQ_M_EXT) ? riscv_cpu_cfg(env)->ext_smaia : |
| 883 | riscv_cpu_cfg(env)->ext_ssaia)) { |
| 884 | return irq; |
| 885 | } |
| 886 | |
| 887 | pending = pending >> irq; |
| 888 | while (pending) { |
| 889 | prio = iprio[irq]; |
| 890 | if (!prio) { |
| 891 | if (irq == extirq) { |
| 892 | prio = extirq_def_prio; |
| 893 | } else { |
| 894 | prio = (riscv_cpu_default_priority(irq) < extirq_def_prio) ? |
| 895 | 1 : IPRIO_MMAXIPRIO; |
| 896 | } |
| 897 | } |
| 898 | if ((pending & 0x1) && (prio <= best_prio)) { |
| 899 | best_irq = irq; |
| 900 | best_prio = prio; |
| 901 | } |
| 902 | irq++; |
| 903 | pending = pending >> 1; |
| 904 | } |
| 905 | |
| 906 | return best_irq; |
| 907 | } |
| 908 | |
| 909 | /* |
| 910 | * Doesn't report interrupts inserted using mvip from M-mode firmware or |
| 911 | * using hvip bits 13:63 from HS-mode. Those are returned in |
| 912 | * riscv_cpu_sirq_pending() and riscv_cpu_vsirq_pending(). |
| 913 | */ |
| 914 | uint64_t riscv_cpu_all_pending(CPURISCVState *env) |
| 915 | { |
| 916 | uint32_t gein = get_field(env->hstatus, HSTATUS_VGEIN); |
| 917 | uint64_t vsgein = (env->hgeip & (1ULL << gein)) ? MIP_VSEIP : 0; |
| 918 | uint64_t vstip = (env->vstime_irq) ? MIP_VSTIP : 0; |
| 919 | |
| 920 | return (env->mip | vsgein | vstip) & env->mie; |
| 921 | } |
| 922 | |
| 923 | int riscv_cpu_mirq_pending(CPURISCVState *env) |
| 924 | { |
| 925 | uint64_t irqs = riscv_cpu_all_pending(env) & ~env->mideleg & |
| 926 | ~(MIP_SGEIP | MIP_VSSIP | MIP_VSTIP | MIP_VSEIP); |
| 927 | |
| 928 | return riscv_cpu_pending_to_irq(env, IRQ_M_EXT, IPRIO_DEFAULT_M, |
| 929 | irqs, env->miprio); |
| 930 | } |
| 931 | |
| 932 | int riscv_cpu_sirq_pending(CPURISCVState *env) |
| 933 | { |
| 934 | uint64_t irqs = riscv_cpu_all_pending(env) & env->mideleg & ~env->hideleg; |
| 935 | uint64_t irqs_f = env->mvip & env->mvien & ~env->mideleg & env->sie; |
| 936 | |
| 937 | return riscv_cpu_pending_to_irq(env, IRQ_S_EXT, IPRIO_DEFAULT_S, |
| 938 | irqs | irqs_f, env->siprio); |
| 939 | } |
| 940 | |
| 941 | int riscv_cpu_vsirq_pending(CPURISCVState *env) |
| 942 | { |
| 943 | uint64_t irqs = riscv_cpu_all_pending(env) & env->mideleg & env->hideleg; |
| 944 | uint64_t irqs_f_vs = env->hvip & env->hvien & ~env->hideleg & env->vsie; |
| 945 | uint64_t vsbits; |
| 946 | |
| 947 | /* Bring VS-level bits to correct position */ |
| 948 | vsbits = irqs & VS_MODE_INTERRUPTS; |
| 949 | irqs &= ~VS_MODE_INTERRUPTS; |
| 950 | irqs |= vsbits >> 1; |
| 951 | |
| 952 | return riscv_cpu_pending_to_irq(env, IRQ_S_EXT, IPRIO_DEFAULT_S, |
| 953 | (irqs | irqs_f_vs), env->hviprio); |
| 954 | } |
| 955 | |
| 956 | bool riscv_cpu_has_work(CPUState *cs) |
| 957 | { |
| 958 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 959 | CPURISCVState *env = &cpu->env; |
| 960 | /* |
| 961 | * Definition of the WFI instruction requires it to ignore the privilege |
| 962 | * mode and delegation registers, but respect individual enables |
| 963 | */ |
| 964 | return riscv_cpu_all_pending(env) != 0 || |
| 965 | riscv_cpu_sirq_pending(env) != RISCV_EXCP_NONE || |
| 966 | riscv_cpu_vsirq_pending(env) != RISCV_EXCP_NONE; |
| 967 | } |
| 968 | #endif /* !CONFIG_USER_ONLY */ |
| 969 | |
| 970 | static void riscv_cpu_reset_hold(Object *obj, ResetType type) |
| 971 | { |
| 972 | CPUState *cs = CPU(obj); |
| 973 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 974 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(obj); |
| 975 | CPURISCVState *env = &cpu->env; |
| 976 | |
| 977 | if (mcc->parent_phases.hold) { |
| 978 | mcc->parent_phases.hold(obj, type); |
| 979 | } |
| 980 | #ifndef CONFIG_USER_ONLY |
| 981 | env->misa_mxl = mcc->def->misa_mxl_max; |
| 982 | env->priv = PRV_M; |
| 983 | env->mstatus &= ~(MSTATUS_MIE | MSTATUS_MPRV); |
| 984 | if (env->misa_mxl > MXL_RV32) { |
| 985 | /* |
| 986 | * The reset status of SXL/UXL is undefined, but mstatus is WARL |
| 987 | * and we must ensure that the value after init is valid for read. |
| 988 | */ |
| 989 | env->mstatus = set_field(env->mstatus, MSTATUS64_SXL, env->misa_mxl); |
| 990 | env->mstatus = set_field(env->mstatus, MSTATUS64_UXL, env->misa_mxl); |
| 991 | if (riscv_has_ext(env, RVH)) { |
| 992 | env->vsstatus = set_field(env->vsstatus, |
| 993 | MSTATUS64_SXL, env->misa_mxl); |
| 994 | env->vsstatus = set_field(env->vsstatus, |
| 995 | MSTATUS64_UXL, env->misa_mxl); |
| 996 | env->mstatus_hs = set_field(env->mstatus_hs, |
| 997 | MSTATUS64_SXL, env->misa_mxl); |
| 998 | env->mstatus_hs = set_field(env->mstatus_hs, |
| 999 | MSTATUS64_UXL, env->misa_mxl); |
| 1000 | } |
| 1001 | if (riscv_cpu_cfg(env)->ext_smdbltrp) { |
| 1002 | env->mstatus = set_field(env->mstatus, MSTATUS_MDT, 1); |
| 1003 | } |
| 1004 | } |
| 1005 | /* |
| 1006 | * Model fixed-endian harts: MBE/SBE/UBE are initialized from the |
| 1007 | * CPU configuration and are intentionally not writable via status CSRs. |
| 1008 | */ |
| 1009 | env->mstatus = set_field(env->mstatus, MSTATUS_MBE, cpu->cfg.big_endian); |
| 1010 | env->mstatus = set_field(env->mstatus, MSTATUS_SBE, cpu->cfg.big_endian); |
| 1011 | env->mstatus = set_field(env->mstatus, MSTATUS_UBE, cpu->cfg.big_endian); |
| 1012 | env->mcause = 0; |
| 1013 | env->miclaim = MIP_SGEIP; |
| 1014 | env->pc = env->resetvec; |
| 1015 | env->bins = 0; |
| 1016 | env->two_stage_lookup = false; |
| 1017 | |
| 1018 | env->menvcfg = (cpu->cfg.ext_svpbmt ? MENVCFG_PBMTE : 0) | |
| 1019 | (!cpu->cfg.ext_svade && cpu->cfg.ext_svadu ? |
| 1020 | MENVCFG_ADUE : 0); |
| 1021 | env->henvcfg = 0; |
| 1022 | |
| 1023 | #ifdef CONFIG_TCG |
| 1024 | uint8_t iprio; |
| 1025 | int i, irq, rdzero; |
| 1026 | |
| 1027 | /* Initialized default priorities of local interrupts. */ |
| 1028 | for (i = 0; i < ARRAY_SIZE(env->miprio); i++) { |
| 1029 | iprio = riscv_cpu_default_priority(i); |
| 1030 | env->miprio[i] = (i == IRQ_M_EXT) ? 0 : iprio; |
| 1031 | env->siprio[i] = (i == IRQ_S_EXT) ? 0 : iprio; |
| 1032 | env->hviprio[i] = 0; |
| 1033 | } |
| 1034 | i = 0; |
| 1035 | while (!riscv_cpu_hviprio_index2irq(i, &irq, &rdzero)) { |
| 1036 | if (!rdzero) { |
| 1037 | env->hviprio[irq] = env->miprio[irq]; |
| 1038 | } |
| 1039 | i++; |
| 1040 | } |
| 1041 | |
| 1042 | /* |
| 1043 | * Bits 10, 6, 2 and 12 of mideleg are read only 1 when the Hypervisor |
| 1044 | * extension is enabled. |
| 1045 | */ |
| 1046 | if (riscv_has_ext(env, RVH)) { |
| 1047 | env->mideleg |= HS_MODE_INTERRUPTS; |
| 1048 | } |
| 1049 | |
| 1050 | /* |
| 1051 | * Clear mseccfg and unlock all the PMP entries upon reset. |
| 1052 | * This is required as per the priv, smepmp, and other security |
| 1053 | * extension specifications that share this CSR, and is needed |
| 1054 | * to clear stale entries across reboots. |
| 1055 | */ |
| 1056 | if (riscv_cpu_cfg(env)->ext_smepmp || |
| 1057 | riscv_cpu_cfg(env)->ext_zkr || |
| 1058 | riscv_cpu_cfg(env)->ext_smmpm || |
| 1059 | riscv_cpu_cfg(env)->ext_zicfilp) { |
| 1060 | env->mseccfg = 0; |
| 1061 | } |
| 1062 | |
| 1063 | pmp_unlock_entries(env); |
| 1064 | #endif /* ifdef CONFIG_TCG */ |
| 1065 | #else |
| 1066 | env->priv = PRV_U; |
| 1067 | env->senvcfg = 0; |
| 1068 | /* |
| 1069 | * Match the user-mode view of a typical firmware/kernel setup where |
| 1070 | * cbo.zero is enabled for user mode; the CBCFE/CBIE bits stay zero, |
| 1071 | * so the cache-management operations remain illegal in user mode. |
| 1072 | */ |
| 1073 | if (riscv_cpu_cfg(env)->ext_zicboz) { |
| 1074 | env->senvcfg |= SENVCFG_CBZE; |
| 1075 | } |
| 1076 | env->menvcfg = 0; |
| 1077 | #endif /* !CONFIG_USER_ONLY */ |
| 1078 | |
| 1079 | /* on reset elp is clear */ |
| 1080 | env->elp = false; |
| 1081 | /* on reset ssp is set to 0 */ |
| 1082 | env->ssp = 0; |
| 1083 | |
| 1084 | env->xl = riscv_cpu_mxl(env); |
| 1085 | cs->exception_index = RISCV_EXCP_NONE; |
| 1086 | env->load_res = -1; |
| 1087 | set_default_nan_mode(1, &env->fp_status); |
| 1088 | /* Default NaN value: sign bit clear, frac msb set */ |
| 1089 | set_float_default_nan_pattern(0b01000000, &env->fp_status); |
| 1090 | env->vill = true; |
| 1091 | |
| 1092 | #ifndef CONFIG_USER_ONLY |
| 1093 | #ifdef CONFIG_TCG |
| 1094 | if (cpu->cfg.debug) { |
| 1095 | riscv_trigger_reset_hold(env); |
| 1096 | } |
| 1097 | #endif |
| 1098 | |
| 1099 | if (cpu->cfg.ext_smrnmi) { |
| 1100 | env->rnmip = 0; |
| 1101 | env->mnstatus = set_field(env->mnstatus, MNSTATUS_NMIE, false); |
| 1102 | } |
| 1103 | |
| 1104 | if (kvm_enabled()) { |
| 1105 | kvm_riscv_reset_vcpu(cpu); |
| 1106 | } |
| 1107 | #endif |
| 1108 | } |
| 1109 | |
| 1110 | static void riscv_cpu_disas_set_info(const CPUState *s, disassemble_info *info) |
| 1111 | { |
| 1112 | const RISCVCPU *cpu = RISCV_CPU(s); |
| 1113 | const CPURISCVState *env = &cpu->env; |
| 1114 | int cap_mode; |
| 1115 | |
| 1116 | info->target_info = &cpu->cfg; |
| 1117 | |
| 1118 | /* |
| 1119 | * RISC-V instructions are always little-endian, regardless of the |
| 1120 | * data endianness configured via MSTATUS UBE/SBE/MBE bits. |
| 1121 | */ |
| 1122 | info->endian = BFD_ENDIAN_LITTLE; |
| 1123 | |
| 1124 | switch (env->xl) { |
| 1125 | case MXL_RV32: |
| 1126 | info->print_insn = print_insn_riscv32; |
| 1127 | cap_mode = CS_MODE_RISCV32; |
| 1128 | break; |
| 1129 | case MXL_RV64: |
| 1130 | info->print_insn = print_insn_riscv64; |
| 1131 | cap_mode = CS_MODE_RISCV64; |
| 1132 | break; |
| 1133 | case MXL_RV128: |
| 1134 | info->print_insn = print_insn_riscv128; |
| 1135 | /* capstone v6 doesn't support RV128 */ |
| 1136 | return; |
| 1137 | default: |
| 1138 | g_assert_not_reached(); |
| 1139 | } |
| 1140 | |
| 1141 | info->cap_arch = CS_ARCH_RISCV; |
| 1142 | info->cap_insn_unit = 4; |
| 1143 | info->cap_insn_split = 4; |
| 1144 | |
| 1145 | /* |
| 1146 | * Capstone compresses some features together. See RISCV_getFeatureBits, |
| 1147 | * which maps LLVM feature bits to capstone bits. |
| 1148 | */ |
| 1149 | if (riscv_has_ext(env, RVC) || cpu->cfg.ext_zca) { |
| 1150 | cap_mode |= CS_MODE_RISCV_C; |
| 1151 | } |
| 1152 | if (riscv_has_ext(env, RVF)) { |
| 1153 | cap_mode |= CS_MODE_RISCV_FD; |
| 1154 | } |
| 1155 | if (riscv_has_ext(env, RVV)) { |
| 1156 | cap_mode |= CS_MODE_RISCV_V; |
| 1157 | } |
| 1158 | if (cpu->cfg.ext_zfinx || cpu->cfg.ext_zdinx || cpu->cfg.ext_zhinx) { |
| 1159 | cap_mode |= CS_MODE_RISCV_ZFINX; |
| 1160 | } |
| 1161 | if (cpu->cfg.ext_zcmp || cpu->cfg.ext_zcmt || cpu->cfg.ext_zce) { |
| 1162 | cap_mode |= CS_MODE_RISCV_ZCMP_ZCMT_ZCE; |
| 1163 | } |
| 1164 | if (cpu->cfg.ext_zicfiss) { |
| 1165 | cap_mode |= CS_MODE_RISCV_ZICFISS; |
| 1166 | } |
| 1167 | if (riscv_has_ext(env, RVE)) { |
| 1168 | cap_mode |= CS_MODE_RISCV_E; |
| 1169 | } |
| 1170 | if (riscv_has_ext(env, RVA)) { |
| 1171 | cap_mode |= CS_MODE_RISCV_A; |
| 1172 | } |
| 1173 | if (cpu->cfg.ext_xlrbr) { |
| 1174 | cap_mode |= CS_MODE_RISCV_BITMANIP; |
| 1175 | } |
| 1176 | if (cpu->cfg.ext_zba) { |
| 1177 | cap_mode |= CS_MODE_RISCV_ZBA; |
| 1178 | } |
| 1179 | if (cpu->cfg.ext_zbb) { |
| 1180 | cap_mode |= CS_MODE_RISCV_ZBB; |
| 1181 | } |
| 1182 | if (cpu->cfg.ext_zbc) { |
| 1183 | cap_mode |= CS_MODE_RISCV_ZBC; |
| 1184 | } |
| 1185 | if (cpu->cfg.ext_zbkb) { |
| 1186 | cap_mode |= CS_MODE_RISCV_ZBKB; |
| 1187 | } |
| 1188 | if (cpu->cfg.ext_zbkc) { |
| 1189 | cap_mode |= CS_MODE_RISCV_ZBKC; |
| 1190 | } |
| 1191 | if (cpu->cfg.ext_zbkx) { |
| 1192 | cap_mode |= CS_MODE_RISCV_ZBKX; |
| 1193 | } |
| 1194 | if (cpu->cfg.ext_zbs) { |
| 1195 | cap_mode |= CS_MODE_RISCV_ZBS; |
| 1196 | } |
| 1197 | if (cpu->cfg.ext_xtheadba || |
| 1198 | cpu->cfg.ext_xtheadbb || |
| 1199 | cpu->cfg.ext_xtheadbs || |
| 1200 | cpu->cfg.ext_xtheadcmo || |
| 1201 | cpu->cfg.ext_xtheadcondmov || |
| 1202 | cpu->cfg.ext_xtheadfmemidx || |
| 1203 | cpu->cfg.ext_xtheadfmv || |
| 1204 | cpu->cfg.ext_xtheadmac || |
| 1205 | cpu->cfg.ext_xtheadmemidx || |
| 1206 | cpu->cfg.ext_xtheadmempair || |
| 1207 | cpu->cfg.ext_xtheadsync) { |
| 1208 | cap_mode |= CS_MODE_RISCV_THEAD; |
| 1209 | } |
| 1210 | if (cpu->cfg.ext_XVentanaCondOps) { |
| 1211 | cap_mode |= CS_MODE_RISCV_VENTANA; |
| 1212 | } |
| 1213 | info->cap_mode = cap_mode; |
| 1214 | } |
| 1215 | |
| 1216 | #ifndef CONFIG_USER_ONLY |
| 1217 | static void riscv_cpu_satp_mode_finalize(RISCVCPU *cpu, Error **errp) |
| 1218 | { |
| 1219 | bool rv32 = riscv_cpu_is_32bit(cpu); |
| 1220 | uint16_t supported; |
| 1221 | uint8_t satp_mode_map_max; |
| 1222 | |
| 1223 | if (!get_satp_mode_supported(cpu, &supported)) { |
| 1224 | /* The CPU wants the hypervisor to decide which satp mode to allow */ |
| 1225 | return; |
| 1226 | } |
| 1227 | |
| 1228 | if (cpu->satp_modes.map == 0) { |
| 1229 | if (cpu->satp_modes.init == 0) { |
| 1230 | /* If unset by the user, we fallback to the default satp mode. */ |
| 1231 | set_satp_mode_default_map(cpu); |
| 1232 | } else { |
| 1233 | /* |
| 1234 | * Find the lowest level that was disabled and then enable the |
| 1235 | * first valid level below which can be found in |
| 1236 | * valid_vm_1_10_32/64. |
| 1237 | */ |
| 1238 | for (int i = 1; i < 16; ++i) { |
| 1239 | if ((cpu->satp_modes.init & (1 << i)) && |
| 1240 | supported & (1 << i)) { |
| 1241 | for (int j = i - 1; j >= 0; --j) { |
| 1242 | if (supported & (1 << j)) { |
| 1243 | cpu->cfg.max_satp_mode = j; |
| 1244 | return; |
| 1245 | } |
| 1246 | } |
| 1247 | } |
| 1248 | } |
| 1249 | } |
| 1250 | return; |
| 1251 | } |
| 1252 | |
| 1253 | satp_mode_map_max = satp_mode_max_from_map(cpu->satp_modes.map); |
| 1254 | |
| 1255 | /* Make sure the user asked for a supported configuration (HW and qemu) */ |
| 1256 | if (satp_mode_map_max > cpu->cfg.max_satp_mode) { |
| 1257 | error_setg(errp, "satp_mode %s is higher than hw max capability %s", |
| 1258 | satp_mode_str(satp_mode_map_max, rv32), |
| 1259 | satp_mode_str(cpu->cfg.max_satp_mode, rv32)); |
| 1260 | return; |
| 1261 | } |
| 1262 | |
| 1263 | /* |
| 1264 | * Make sure the user did not ask for an invalid configuration as per |
| 1265 | * the specification. |
| 1266 | */ |
| 1267 | if (!rv32) { |
| 1268 | for (int i = satp_mode_map_max - 1; i >= 0; --i) { |
| 1269 | if (!(cpu->satp_modes.map & (1 << i)) && |
| 1270 | (cpu->satp_modes.init & (1 << i)) && |
| 1271 | (supported & (1 << i))) { |
| 1272 | error_setg(errp, "cannot disable %s satp mode if %s " |
| 1273 | "is enabled", satp_mode_str(i, false), |
| 1274 | satp_mode_str(satp_mode_map_max, false)); |
| 1275 | return; |
| 1276 | } |
| 1277 | } |
| 1278 | } |
| 1279 | |
| 1280 | cpu->cfg.max_satp_mode = satp_mode_map_max; |
| 1281 | } |
| 1282 | #endif |
| 1283 | |
| 1284 | void riscv_cpu_finalize_features(RISCVCPU *cpu, Error **errp) |
| 1285 | { |
| 1286 | Error *local_err = NULL; |
| 1287 | |
| 1288 | #ifndef CONFIG_USER_ONLY |
| 1289 | riscv_cpu_satp_mode_finalize(cpu, &local_err); |
| 1290 | if (local_err != NULL) { |
| 1291 | error_propagate(errp, local_err); |
| 1292 | return; |
| 1293 | } |
| 1294 | #endif |
| 1295 | |
| 1296 | if (tcg_enabled()) { |
| 1297 | riscv_tcg_cpu_finalize_features(cpu, &local_err); |
| 1298 | if (local_err != NULL) { |
| 1299 | error_propagate(errp, local_err); |
| 1300 | return; |
| 1301 | } |
| 1302 | riscv_tcg_cpu_finalize_dynamic_decoder(cpu); |
| 1303 | } else if (kvm_enabled()) { |
| 1304 | riscv_kvm_cpu_finalize_features(cpu, &local_err); |
| 1305 | if (local_err != NULL) { |
| 1306 | error_propagate(errp, local_err); |
| 1307 | return; |
| 1308 | } |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | static void riscv_cpu_realize(DeviceState *dev, Error **errp) |
| 1313 | { |
| 1314 | CPUState *cs = CPU(dev); |
| 1315 | RISCVCPU *cpu = RISCV_CPU(dev); |
| 1316 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(dev); |
| 1317 | Error *local_err = NULL; |
| 1318 | |
| 1319 | cpu_common_realize(cs, &local_err); |
| 1320 | if (local_err != NULL) { |
| 1321 | error_propagate(errp, local_err); |
| 1322 | return; |
| 1323 | } |
| 1324 | |
| 1325 | riscv_cpu_finalize_features(cpu, &local_err); |
| 1326 | if (local_err != NULL) { |
| 1327 | error_propagate(errp, local_err); |
| 1328 | return; |
| 1329 | } |
| 1330 | |
| 1331 | riscv_cpu_register_gdb_regs_for_features(cs); |
| 1332 | |
| 1333 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 1334 | if (cpu->cfg.debug) { |
| 1335 | riscv_trigger_realize(&cpu->env); |
| 1336 | } |
| 1337 | #endif |
| 1338 | |
| 1339 | qemu_init_vcpu(cs); |
| 1340 | cpu_reset(cs); |
| 1341 | |
| 1342 | mcc->parent_realize(dev, errp); |
| 1343 | } |
| 1344 | |
| 1345 | static void riscv_cpu_unrealize(DeviceState *dev) |
| 1346 | { |
| 1347 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(dev); |
| 1348 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 1349 | RISCVCPU *cpu = RISCV_CPU(dev); |
| 1350 | |
| 1351 | if (cpu->cfg.debug) { |
| 1352 | riscv_trigger_unrealize(&cpu->env); |
| 1353 | } |
| 1354 | #endif |
| 1355 | mcc->parent_unrealize(dev); |
| 1356 | } |
| 1357 | |
| 1358 | bool riscv_cpu_accelerator_compatible(RISCVCPU *cpu) |
| 1359 | { |
| 1360 | if (tcg_enabled()) { |
| 1361 | return riscv_cpu_tcg_compatible(cpu); |
| 1362 | } |
| 1363 | |
| 1364 | return true; |
| 1365 | } |
| 1366 | |
| 1367 | #ifndef CONFIG_USER_ONLY |
| 1368 | static void cpu_riscv_get_satp(Object *obj, Visitor *v, const char *name, |
| 1369 | void *opaque, Error **errp) |
| 1370 | { |
| 1371 | RISCVSATPModes *satp_modes = opaque; |
| 1372 | uint8_t satp = satp_mode_from_str(name); |
| 1373 | bool value; |
| 1374 | |
| 1375 | value = satp_modes->map & (1 << satp); |
| 1376 | |
| 1377 | visit_type_bool(v, name, &value, errp); |
| 1378 | } |
| 1379 | |
| 1380 | static void cpu_riscv_set_satp(Object *obj, Visitor *v, const char *name, |
| 1381 | void *opaque, Error **errp) |
| 1382 | { |
| 1383 | RISCVSATPModes *satp_modes = opaque; |
| 1384 | uint8_t satp = satp_mode_from_str(name); |
| 1385 | bool value; |
| 1386 | |
| 1387 | if (!visit_type_bool(v, name, &value, errp)) { |
| 1388 | return; |
| 1389 | } |
| 1390 | |
| 1391 | satp_modes->map = deposit32(satp_modes->map, satp, 1, value); |
| 1392 | satp_modes->init |= 1 << satp; |
| 1393 | } |
| 1394 | |
| 1395 | void riscv_add_satp_mode_properties(Object *obj) |
| 1396 | { |
| 1397 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1398 | |
| 1399 | object_property_add(obj, "svbare", "bool", cpu_riscv_get_satp, |
| 1400 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1401 | |
| 1402 | if (cpu->env.misa_mxl == MXL_RV32) { |
| 1403 | object_property_add(obj, "sv32", "bool", cpu_riscv_get_satp, |
| 1404 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1405 | } else { |
| 1406 | object_property_add(obj, "sv39", "bool", cpu_riscv_get_satp, |
| 1407 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1408 | object_property_add(obj, "sv48", "bool", cpu_riscv_get_satp, |
| 1409 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1410 | object_property_add(obj, "sv57", "bool", cpu_riscv_get_satp, |
| 1411 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1412 | object_property_add(obj, "sv64", "bool", cpu_riscv_get_satp, |
| 1413 | cpu_riscv_set_satp, NULL, &cpu->satp_modes); |
| 1414 | } |
| 1415 | } |
| 1416 | |
| 1417 | static void riscv_cpu_set_irq(void *opaque, int irq, int level) |
| 1418 | { |
| 1419 | RISCVCPU *cpu = RISCV_CPU(opaque); |
| 1420 | CPURISCVState *env = &cpu->env; |
| 1421 | |
| 1422 | if (irq < IRQ_LOCAL_MAX) { |
| 1423 | switch (irq) { |
| 1424 | case IRQ_U_SOFT: |
| 1425 | case IRQ_S_SOFT: |
| 1426 | case IRQ_VS_SOFT: |
| 1427 | case IRQ_M_SOFT: |
| 1428 | case IRQ_U_TIMER: |
| 1429 | case IRQ_S_TIMER: |
| 1430 | case IRQ_VS_TIMER: |
| 1431 | case IRQ_M_TIMER: |
| 1432 | case IRQ_U_EXT: |
| 1433 | case IRQ_VS_EXT: |
| 1434 | case IRQ_M_EXT: |
| 1435 | if (kvm_enabled()) { |
| 1436 | kvm_riscv_set_irq(cpu, irq, level); |
| 1437 | } |
| 1438 | |
| 1439 | if (tcg_enabled()) { |
| 1440 | riscv_cpu_update_mip(env, 1 << irq, BOOL_TO_MASK(level)); |
| 1441 | } |
| 1442 | break; |
| 1443 | case IRQ_S_EXT: |
| 1444 | if (kvm_enabled()) { |
| 1445 | kvm_riscv_set_irq(cpu, irq, level); |
| 1446 | } |
| 1447 | |
| 1448 | if (tcg_enabled()) { |
| 1449 | env->external_seip = level; |
| 1450 | riscv_cpu_update_mip(env, 1 << irq, |
| 1451 | BOOL_TO_MASK(level | env->software_seip)); |
| 1452 | } |
| 1453 | break; |
| 1454 | default: |
| 1455 | g_assert_not_reached(); |
| 1456 | } |
| 1457 | } else if (irq < (IRQ_LOCAL_MAX + IRQ_LOCAL_GUEST_MAX)) { |
| 1458 | /* Require H-extension for handling guest local interrupts */ |
| 1459 | if (!riscv_has_ext(env, RVH)) { |
| 1460 | g_assert_not_reached(); |
| 1461 | } |
| 1462 | |
| 1463 | /* Compute bit position in HGEIP CSR */ |
| 1464 | irq = irq - IRQ_LOCAL_MAX + 1; |
| 1465 | if (env->geilen < irq) { |
| 1466 | g_assert_not_reached(); |
| 1467 | } |
| 1468 | |
| 1469 | /* Update HGEIP CSR */ |
| 1470 | env->hgeip &= ~(1ULL << irq); |
| 1471 | if (level) { |
| 1472 | env->hgeip |= 1ULL << irq; |
| 1473 | } |
| 1474 | |
| 1475 | if (kvm_enabled()) { |
| 1476 | kvm_riscv_set_irq(cpu, irq, level); |
| 1477 | } |
| 1478 | if (tcg_enabled()) { |
| 1479 | /* Update mip.SGEIP bit */ |
| 1480 | riscv_cpu_update_mip(env, MIP_SGEIP, |
| 1481 | BOOL_TO_MASK(!!(env->hgeie & env->hgeip))); |
| 1482 | } |
| 1483 | } else { |
| 1484 | g_assert_not_reached(); |
| 1485 | } |
| 1486 | } |
| 1487 | #endif /* CONFIG_USER_ONLY */ |
| 1488 | |
| 1489 | static bool riscv_cpu_is_dynamic(Object *cpu_obj) |
| 1490 | { |
| 1491 | return object_dynamic_cast(cpu_obj, TYPE_RISCV_DYNAMIC_CPU) != NULL; |
| 1492 | } |
| 1493 | |
| 1494 | static void riscv_cpu_init(Object *obj) |
| 1495 | { |
| 1496 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(obj); |
| 1497 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1498 | CPURISCVState *env = &cpu->env; |
| 1499 | |
| 1500 | env->misa_mxl = mcc->def->misa_mxl_max; |
| 1501 | |
| 1502 | #ifndef CONFIG_USER_ONLY |
| 1503 | qdev_init_gpio_in(DEVICE(obj), riscv_cpu_set_irq, |
| 1504 | IRQ_LOCAL_MAX + IRQ_LOCAL_GUEST_MAX); |
| 1505 | if (mcc->def->num_triggers) { |
| 1506 | env->num_triggers = mcc->def->num_triggers; |
| 1507 | } |
| 1508 | |
| 1509 | #endif /* CONFIG_USER_ONLY */ |
| 1510 | |
| 1511 | cpu->user_options = g_hash_table_new(g_str_hash, g_str_equal); |
| 1512 | |
| 1513 | /* |
| 1514 | * The timer and performance counters extensions were supported |
| 1515 | * in QEMU before they were added as discrete extensions in the |
| 1516 | * ISA. To keep compatibility we'll always default them to 'true' |
| 1517 | * for all CPUs. Each accelerator will decide what to do when |
| 1518 | * users disable them. |
| 1519 | */ |
| 1520 | RISCV_CPU(obj)->cfg.ext_zicntr = !mcc->def->bare; |
| 1521 | RISCV_CPU(obj)->cfg.ext_zihpm = !mcc->def->bare; |
| 1522 | |
| 1523 | /* Default values for non-bool cpu properties */ |
| 1524 | cpu->cfg.pmu_mask = MAKE_64BIT_MASK(3, 16); |
| 1525 | cpu->cfg.vlenb = 128 >> 3; |
| 1526 | cpu->cfg.elen = 64; |
| 1527 | cpu->cfg.cbom_blocksize = 64; |
| 1528 | cpu->cfg.cbop_blocksize = 64; |
| 1529 | cpu->cfg.cboz_blocksize = 64; |
| 1530 | cpu->cfg.pmp_regions = 16; |
| 1531 | #ifndef CONFIG_USER_ONLY |
| 1532 | cpu->cfg.pmp_granularity = MIN_RISCV_PMP_GRANULARITY; |
| 1533 | #endif |
| 1534 | cpu->env.vext_ver = VEXT_VERSION_1_00_0; |
| 1535 | cpu->cfg.max_satp_mode = -1; |
| 1536 | |
| 1537 | if (mcc->def->profile) { |
| 1538 | mcc->def->profile->enabled = true; |
| 1539 | } |
| 1540 | |
| 1541 | cpu->cfg.mvendorid = RISCV_CPU_MVENDORID; |
| 1542 | cpu->cfg.marchid = RISCV_CPU_MARCHID; |
| 1543 | cpu->cfg.mimpid = RISCV_CPU_MIMPID; |
| 1544 | |
| 1545 | env->misa_ext_mask = env->misa_ext = mcc->def->misa_ext; |
| 1546 | riscv_cpu_cfg_merge(&cpu->cfg, &mcc->def->cfg); |
| 1547 | |
| 1548 | if (mcc->def->priv_spec != RISCV_PROFILE_ATTR_UNUSED) { |
| 1549 | cpu->env.priv_ver = mcc->def->priv_spec; |
| 1550 | } |
| 1551 | if (mcc->def->vext_spec != RISCV_PROFILE_ATTR_UNUSED) { |
| 1552 | cpu->env.vext_ver = mcc->def->vext_spec; |
| 1553 | } |
| 1554 | |
| 1555 | accel_cpu_instance_init(CPU(obj)); |
| 1556 | } |
| 1557 | |
| 1558 | typedef struct misa_ext_info { |
| 1559 | const char *name; |
| 1560 | const char *description; |
| 1561 | } MISAExtInfo; |
| 1562 | |
| 1563 | #define MISA_INFO_IDX(_bit) \ |
| 1564 | __builtin_ctz(_bit) |
| 1565 | |
| 1566 | #define MISA_EXT_INFO(_bit, _propname, _descr) \ |
| 1567 | [MISA_INFO_IDX(_bit)] = {.name = _propname, .description = _descr} |
| 1568 | |
| 1569 | static const MISAExtInfo misa_ext_info_arr[] = { |
| 1570 | MISA_EXT_INFO(RVA, "a", "Atomic instructions"), |
| 1571 | MISA_EXT_INFO(RVC, "c", "Compressed instructions"), |
| 1572 | MISA_EXT_INFO(RVD, "d", "Double-precision float point"), |
| 1573 | MISA_EXT_INFO(RVF, "f", "Single-precision float point"), |
| 1574 | MISA_EXT_INFO(RVI, "i", "Base integer instruction set"), |
| 1575 | MISA_EXT_INFO(RVE, "e", "Base integer instruction set (embedded)"), |
| 1576 | MISA_EXT_INFO(RVM, "m", "Integer multiplication and division"), |
| 1577 | MISA_EXT_INFO(RVS, "s", "Supervisor-level instructions"), |
| 1578 | MISA_EXT_INFO(RVU, "u", "User-level instructions"), |
| 1579 | MISA_EXT_INFO(RVH, "h", "Hypervisor"), |
| 1580 | MISA_EXT_INFO(RVV, "v", "Vector operations"), |
| 1581 | MISA_EXT_INFO(RVG, "g", "General purpose (IMAFD_Zicsr_Zifencei)"), |
| 1582 | MISA_EXT_INFO(RVB, "b", "Bit manipulation (Zba_Zbb_Zbs)") |
| 1583 | }; |
| 1584 | |
| 1585 | static void riscv_cpu_validate_misa_mxl(RISCVCPUClass *mcc) |
| 1586 | { |
| 1587 | CPUClass *cc = CPU_CLASS(mcc); |
| 1588 | |
| 1589 | /* Validate that MISA_MXL is set properly. */ |
| 1590 | switch (mcc->def->misa_mxl_max) { |
| 1591 | #ifdef TARGET_RISCV64 |
| 1592 | case MXL_RV64: |
| 1593 | case MXL_RV128: |
| 1594 | cc->gdb_core_xml_file = "riscv-64bit-cpu.xml"; |
| 1595 | break; |
| 1596 | #endif |
| 1597 | case MXL_RV32: |
| 1598 | cc->gdb_core_xml_file = "riscv-32bit-cpu.xml"; |
| 1599 | break; |
| 1600 | default: |
| 1601 | g_assert_not_reached(); |
| 1602 | } |
| 1603 | } |
| 1604 | |
| 1605 | static int riscv_validate_misa_info_idx(uint32_t bit) |
| 1606 | { |
| 1607 | int idx; |
| 1608 | |
| 1609 | /* |
| 1610 | * Our lowest valid input (RVA) is 1 and |
| 1611 | * __builtin_ctz() is UB with zero. |
| 1612 | */ |
| 1613 | g_assert(bit != 0); |
| 1614 | idx = MISA_INFO_IDX(bit); |
| 1615 | |
| 1616 | g_assert(idx < ARRAY_SIZE(misa_ext_info_arr)); |
| 1617 | return idx; |
| 1618 | } |
| 1619 | |
| 1620 | const char *riscv_get_misa_ext_name(uint32_t bit) |
| 1621 | { |
| 1622 | int idx = riscv_validate_misa_info_idx(bit); |
| 1623 | const char *val = misa_ext_info_arr[idx].name; |
| 1624 | |
| 1625 | g_assert(val != NULL); |
| 1626 | return val; |
| 1627 | } |
| 1628 | |
| 1629 | const char *riscv_get_misa_ext_description(uint32_t bit) |
| 1630 | { |
| 1631 | int idx = riscv_validate_misa_info_idx(bit); |
| 1632 | const char *val = misa_ext_info_arr[idx].description; |
| 1633 | |
| 1634 | g_assert(val != NULL); |
| 1635 | return val; |
| 1636 | } |
| 1637 | |
| 1638 | static void cpu_set_prop_err(RISCVCPU *cpu, const char *propname, |
| 1639 | Error **errp) |
| 1640 | { |
| 1641 | g_autofree char *cpuname = riscv_cpu_get_name(cpu); |
| 1642 | error_setg(errp, "CPU '%s' does not allow changing the value of '%s'", |
| 1643 | cpuname, propname); |
| 1644 | } |
| 1645 | |
| 1646 | static void prop_pmu_num_set(Object *obj, Visitor *v, const char *name, |
| 1647 | void *opaque, Error **errp) |
| 1648 | { |
| 1649 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1650 | uint8_t pmu_num, curr_pmu_num; |
| 1651 | uint32_t pmu_mask; |
| 1652 | |
| 1653 | visit_type_uint8(v, name, &pmu_num, errp); |
| 1654 | |
| 1655 | curr_pmu_num = ctpop32(cpu->cfg.pmu_mask); |
| 1656 | |
| 1657 | if (pmu_num != curr_pmu_num && riscv_cpu_is_vendor(obj)) { |
| 1658 | cpu_set_prop_err(cpu, name, errp); |
| 1659 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 1660 | name, curr_pmu_num); |
| 1661 | return; |
| 1662 | } |
| 1663 | |
| 1664 | if (pmu_num > (RV_MAX_MHPMCOUNTERS - 3)) { |
| 1665 | error_setg(errp, "Number of counters exceeds maximum available"); |
| 1666 | return; |
| 1667 | } |
| 1668 | |
| 1669 | if (pmu_num == 0) { |
| 1670 | pmu_mask = 0; |
| 1671 | } else { |
| 1672 | pmu_mask = MAKE_64BIT_MASK(3, pmu_num); |
| 1673 | } |
| 1674 | |
| 1675 | warn_report("\"pmu-num\" property is deprecated; use \"pmu-mask\""); |
| 1676 | cpu->cfg.pmu_mask = pmu_mask; |
| 1677 | cpu_option_add_user_setting(cpu, "pmu-mask"); |
| 1678 | } |
| 1679 | |
| 1680 | static void prop_pmu_num_get(Object *obj, Visitor *v, const char *name, |
| 1681 | void *opaque, Error **errp) |
| 1682 | { |
| 1683 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1684 | uint8_t pmu_num = ctpop32(cpu->cfg.pmu_mask); |
| 1685 | |
| 1686 | visit_type_uint8(v, name, &pmu_num, errp); |
| 1687 | } |
| 1688 | |
| 1689 | static const PropertyInfo prop_pmu_num = { |
| 1690 | .type = "int8", |
| 1691 | .description = "pmu-num", |
| 1692 | .get = prop_pmu_num_get, |
| 1693 | .set = prop_pmu_num_set, |
| 1694 | }; |
| 1695 | |
| 1696 | static void prop_pmu_mask_set(Object *obj, Visitor *v, const char *name, |
| 1697 | void *opaque, Error **errp) |
| 1698 | { |
| 1699 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1700 | uint32_t value; |
| 1701 | uint8_t pmu_num; |
| 1702 | |
| 1703 | visit_type_uint32(v, name, &value, errp); |
| 1704 | |
| 1705 | if (value != cpu->cfg.pmu_mask && riscv_cpu_is_vendor(obj)) { |
| 1706 | cpu_set_prop_err(cpu, name, errp); |
| 1707 | error_append_hint(errp, "Current '%s' val: %x\n", |
| 1708 | name, cpu->cfg.pmu_mask); |
| 1709 | return; |
| 1710 | } |
| 1711 | |
| 1712 | pmu_num = ctpop32(value); |
| 1713 | |
| 1714 | if (pmu_num > (RV_MAX_MHPMCOUNTERS - 3)) { |
| 1715 | error_setg(errp, "Number of counters exceeds maximum available"); |
| 1716 | return; |
| 1717 | } |
| 1718 | |
| 1719 | cpu_option_add_user_setting(cpu, name); |
| 1720 | cpu->cfg.pmu_mask = value; |
| 1721 | } |
| 1722 | |
| 1723 | static void prop_pmu_mask_get(Object *obj, Visitor *v, const char *name, |
| 1724 | void *opaque, Error **errp) |
| 1725 | { |
| 1726 | uint8_t pmu_mask = RISCV_CPU(obj)->cfg.pmu_mask; |
| 1727 | |
| 1728 | visit_type_uint8(v, name, &pmu_mask, errp); |
| 1729 | } |
| 1730 | |
| 1731 | static const PropertyInfo prop_pmu_mask = { |
| 1732 | .type = "int8", |
| 1733 | .description = "pmu-mask", |
| 1734 | .get = prop_pmu_mask_get, |
| 1735 | .set = prop_pmu_mask_set, |
| 1736 | }; |
| 1737 | |
| 1738 | static void prop_mmu_set(Object *obj, Visitor *v, const char *name, |
| 1739 | void *opaque, Error **errp) |
| 1740 | { |
| 1741 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1742 | bool value; |
| 1743 | |
| 1744 | visit_type_bool(v, name, &value, errp); |
| 1745 | |
| 1746 | if (cpu->cfg.mmu != value && riscv_cpu_is_vendor(obj)) { |
| 1747 | cpu_set_prop_err(cpu, "mmu", errp); |
| 1748 | return; |
| 1749 | } |
| 1750 | |
| 1751 | cpu_option_add_user_setting(cpu, name); |
| 1752 | cpu->cfg.mmu = value; |
| 1753 | } |
| 1754 | |
| 1755 | static void prop_mmu_get(Object *obj, Visitor *v, const char *name, |
| 1756 | void *opaque, Error **errp) |
| 1757 | { |
| 1758 | bool value = RISCV_CPU(obj)->cfg.mmu; |
| 1759 | |
| 1760 | visit_type_bool(v, name, &value, errp); |
| 1761 | } |
| 1762 | |
| 1763 | static const PropertyInfo prop_mmu = { |
| 1764 | .type = "bool", |
| 1765 | .description = "mmu", |
| 1766 | .get = prop_mmu_get, |
| 1767 | .set = prop_mmu_set, |
| 1768 | }; |
| 1769 | |
| 1770 | #ifndef CONFIG_USER_ONLY |
| 1771 | static void prop_pmp_set(Object *obj, Visitor *v, const char *name, |
| 1772 | void *opaque, Error **errp) |
| 1773 | { |
| 1774 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1775 | bool value; |
| 1776 | |
| 1777 | visit_type_bool(v, name, &value, errp); |
| 1778 | |
| 1779 | if (cpu->cfg.pmp != value && riscv_cpu_is_vendor(obj)) { |
| 1780 | cpu_set_prop_err(cpu, name, errp); |
| 1781 | return; |
| 1782 | } |
| 1783 | |
| 1784 | cpu_option_add_user_setting(cpu, name); |
| 1785 | cpu->cfg.pmp = value; |
| 1786 | } |
| 1787 | |
| 1788 | static void prop_pmp_get(Object *obj, Visitor *v, const char *name, |
| 1789 | void *opaque, Error **errp) |
| 1790 | { |
| 1791 | bool value = RISCV_CPU(obj)->cfg.pmp; |
| 1792 | |
| 1793 | visit_type_bool(v, name, &value, errp); |
| 1794 | } |
| 1795 | |
| 1796 | static const PropertyInfo prop_pmp = { |
| 1797 | .type = "bool", |
| 1798 | .description = "pmp", |
| 1799 | .get = prop_pmp_get, |
| 1800 | .set = prop_pmp_set, |
| 1801 | }; |
| 1802 | |
| 1803 | static void prop_num_pmp_regions_set(Object *obj, Visitor *v, const char *name, |
| 1804 | void *opaque, Error **errp) |
| 1805 | { |
| 1806 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1807 | uint8_t value; |
| 1808 | |
| 1809 | visit_type_uint8(v, name, &value, errp); |
| 1810 | |
| 1811 | if (cpu->cfg.pmp_regions != value && riscv_cpu_is_vendor(obj)) { |
| 1812 | cpu_set_prop_err(cpu, name, errp); |
| 1813 | return; |
| 1814 | } |
| 1815 | |
| 1816 | if (cpu->env.priv_ver < PRIV_VERSION_1_12_0 && value > OLD_MAX_RISCV_PMPS) { |
| 1817 | error_setg(errp, "Number of PMP regions exceeds maximum available"); |
| 1818 | return; |
| 1819 | } else if (value > MAX_RISCV_PMPS) { |
| 1820 | error_setg(errp, "Number of PMP regions exceeds maximum available"); |
| 1821 | return; |
| 1822 | } |
| 1823 | |
| 1824 | cpu_option_add_user_setting(cpu, name); |
| 1825 | cpu->cfg.pmp_regions = value; |
| 1826 | } |
| 1827 | |
| 1828 | static void prop_num_pmp_regions_get(Object *obj, Visitor *v, const char *name, |
| 1829 | void *opaque, Error **errp) |
| 1830 | { |
| 1831 | uint8_t value = RISCV_CPU(obj)->cfg.pmp_regions; |
| 1832 | |
| 1833 | visit_type_uint8(v, name, &value, errp); |
| 1834 | } |
| 1835 | |
| 1836 | static const PropertyInfo prop_num_pmp_regions = { |
| 1837 | .type = "uint8", |
| 1838 | .description = "num-pmp-regions", |
| 1839 | .get = prop_num_pmp_regions_get, |
| 1840 | .set = prop_num_pmp_regions_set, |
| 1841 | }; |
| 1842 | |
| 1843 | static void prop_pmp_granularity_set(Object *obj, Visitor *v, const char *name, |
| 1844 | void *opaque, Error **errp) |
| 1845 | { |
| 1846 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1847 | uint32_t value; |
| 1848 | |
| 1849 | visit_type_uint32(v, name, &value, errp); |
| 1850 | |
| 1851 | if ((value < MIN_RISCV_PMP_GRANULARITY) && (value & (value - 1))) { |
| 1852 | error_setg(errp, "PMP granularity must be a power of 2 and at least %d", |
| 1853 | MIN_RISCV_PMP_GRANULARITY); |
| 1854 | return; |
| 1855 | } |
| 1856 | |
| 1857 | if (cpu->cfg.pmp_granularity != value && riscv_cpu_is_vendor(obj)) { |
| 1858 | cpu_set_prop_err(cpu, name, errp); |
| 1859 | return; |
| 1860 | } |
| 1861 | |
| 1862 | cpu_option_add_user_setting(cpu, name); |
| 1863 | cpu->cfg.pmp_granularity = value; |
| 1864 | } |
| 1865 | |
| 1866 | static void prop_pmp_granularity_get(Object *obj, Visitor *v, const char *name, |
| 1867 | void *opaque, Error **errp) |
| 1868 | { |
| 1869 | uint32_t value = RISCV_CPU(obj)->cfg.pmp_granularity; |
| 1870 | |
| 1871 | visit_type_uint32(v, name, &value, errp); |
| 1872 | } |
| 1873 | |
| 1874 | static const PropertyInfo prop_pmp_granularity = { |
| 1875 | .description = "pmp-granularity", |
| 1876 | .get = prop_pmp_granularity_get, |
| 1877 | .set = prop_pmp_granularity_set, |
| 1878 | }; |
| 1879 | #endif /* !CONFIG_USER_ONLY */ |
| 1880 | |
| 1881 | static int priv_spec_from_str(const char *priv_spec_str) |
| 1882 | { |
| 1883 | int priv_version = -1; |
| 1884 | |
| 1885 | if (!g_strcmp0(priv_spec_str, PRIV_VER_1_13_0_STR)) { |
| 1886 | priv_version = PRIV_VERSION_1_13_0; |
| 1887 | } else if (!g_strcmp0(priv_spec_str, PRIV_VER_1_12_0_STR)) { |
| 1888 | priv_version = PRIV_VERSION_1_12_0; |
| 1889 | } else if (!g_strcmp0(priv_spec_str, PRIV_VER_1_11_0_STR)) { |
| 1890 | priv_version = PRIV_VERSION_1_11_0; |
| 1891 | } else if (!g_strcmp0(priv_spec_str, PRIV_VER_1_10_0_STR)) { |
| 1892 | priv_version = PRIV_VERSION_1_10_0; |
| 1893 | } |
| 1894 | |
| 1895 | return priv_version; |
| 1896 | } |
| 1897 | |
| 1898 | const char *priv_spec_to_str(int priv_version) |
| 1899 | { |
| 1900 | switch (priv_version) { |
| 1901 | case PRIV_VERSION_1_10_0: |
| 1902 | return PRIV_VER_1_10_0_STR; |
| 1903 | case PRIV_VERSION_1_11_0: |
| 1904 | return PRIV_VER_1_11_0_STR; |
| 1905 | case PRIV_VERSION_1_12_0: |
| 1906 | return PRIV_VER_1_12_0_STR; |
| 1907 | case PRIV_VERSION_1_13_0: |
| 1908 | return PRIV_VER_1_13_0_STR; |
| 1909 | default: |
| 1910 | return NULL; |
| 1911 | } |
| 1912 | } |
| 1913 | |
| 1914 | static void prop_priv_spec_set(Object *obj, Visitor *v, const char *name, |
| 1915 | void *opaque, Error **errp) |
| 1916 | { |
| 1917 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1918 | g_autofree char *value = NULL; |
| 1919 | int priv_version = -1; |
| 1920 | |
| 1921 | visit_type_str(v, name, &value, errp); |
| 1922 | |
| 1923 | priv_version = priv_spec_from_str(value); |
| 1924 | if (priv_version < 0) { |
| 1925 | error_setg(errp, "Unsupported privilege spec version '%s'", value); |
| 1926 | return; |
| 1927 | } |
| 1928 | |
| 1929 | if (priv_version != cpu->env.priv_ver && riscv_cpu_is_vendor(obj)) { |
| 1930 | cpu_set_prop_err(cpu, name, errp); |
| 1931 | error_append_hint(errp, "Current '%s' val: %s\n", name, |
| 1932 | object_property_get_str(obj, name, NULL)); |
| 1933 | return; |
| 1934 | } |
| 1935 | |
| 1936 | cpu_option_add_user_setting(cpu, name); |
| 1937 | cpu->env.priv_ver = priv_version; |
| 1938 | } |
| 1939 | |
| 1940 | static void prop_priv_spec_get(Object *obj, Visitor *v, const char *name, |
| 1941 | void *opaque, Error **errp) |
| 1942 | { |
| 1943 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1944 | const char *value = priv_spec_to_str(cpu->env.priv_ver); |
| 1945 | |
| 1946 | visit_type_str(v, name, (char **)&value, errp); |
| 1947 | } |
| 1948 | |
| 1949 | static const PropertyInfo prop_priv_spec = { |
| 1950 | .type = "str", |
| 1951 | .description = "priv_spec", |
| 1952 | /* FIXME enum? */ |
| 1953 | .get = prop_priv_spec_get, |
| 1954 | .set = prop_priv_spec_set, |
| 1955 | }; |
| 1956 | |
| 1957 | static void prop_vext_spec_set(Object *obj, Visitor *v, const char *name, |
| 1958 | void *opaque, Error **errp) |
| 1959 | { |
| 1960 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1961 | g_autofree char *value = NULL; |
| 1962 | |
| 1963 | visit_type_str(v, name, &value, errp); |
| 1964 | |
| 1965 | if (g_strcmp0(value, VEXT_VER_1_00_0_STR) != 0) { |
| 1966 | error_setg(errp, "Unsupported vector spec version '%s'", value); |
| 1967 | return; |
| 1968 | } |
| 1969 | |
| 1970 | cpu_option_add_user_setting(cpu, name); |
| 1971 | cpu->env.vext_ver = VEXT_VERSION_1_00_0; |
| 1972 | } |
| 1973 | |
| 1974 | static void prop_vext_spec_get(Object *obj, Visitor *v, const char *name, |
| 1975 | void *opaque, Error **errp) |
| 1976 | { |
| 1977 | const char *value = VEXT_VER_1_00_0_STR; |
| 1978 | |
| 1979 | visit_type_str(v, name, (char **)&value, errp); |
| 1980 | } |
| 1981 | |
| 1982 | static const PropertyInfo prop_vext_spec = { |
| 1983 | .type = "str", |
| 1984 | .description = "vext_spec", |
| 1985 | /* FIXME enum? */ |
| 1986 | .get = prop_vext_spec_get, |
| 1987 | .set = prop_vext_spec_set, |
| 1988 | }; |
| 1989 | |
| 1990 | static void prop_vlen_set(Object *obj, Visitor *v, const char *name, |
| 1991 | void *opaque, Error **errp) |
| 1992 | { |
| 1993 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 1994 | uint16_t cpu_vlen = cpu->cfg.vlenb << 3; |
| 1995 | uint16_t value; |
| 1996 | |
| 1997 | if (!visit_type_uint16(v, name, &value, errp)) { |
| 1998 | return; |
| 1999 | } |
| 2000 | |
| 2001 | if (!is_power_of_2(value)) { |
| 2002 | error_setg(errp, "Vector extension VLEN must be power of 2"); |
| 2003 | return; |
| 2004 | } |
| 2005 | |
| 2006 | if (value != cpu_vlen && riscv_cpu_is_vendor(obj)) { |
| 2007 | cpu_set_prop_err(cpu, name, errp); |
| 2008 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 2009 | name, cpu_vlen); |
| 2010 | return; |
| 2011 | } |
| 2012 | |
| 2013 | cpu_option_add_user_setting(cpu, name); |
| 2014 | cpu->cfg.vlenb = value >> 3; |
| 2015 | } |
| 2016 | |
| 2017 | static void prop_vlen_get(Object *obj, Visitor *v, const char *name, |
| 2018 | void *opaque, Error **errp) |
| 2019 | { |
| 2020 | uint16_t value = RISCV_CPU(obj)->cfg.vlenb << 3; |
| 2021 | |
| 2022 | visit_type_uint16(v, name, &value, errp); |
| 2023 | } |
| 2024 | |
| 2025 | static const PropertyInfo prop_vlen = { |
| 2026 | .type = "uint16", |
| 2027 | .description = "vlen", |
| 2028 | .get = prop_vlen_get, |
| 2029 | .set = prop_vlen_set, |
| 2030 | }; |
| 2031 | |
| 2032 | static void prop_elen_set(Object *obj, Visitor *v, const char *name, |
| 2033 | void *opaque, Error **errp) |
| 2034 | { |
| 2035 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2036 | uint16_t value; |
| 2037 | |
| 2038 | if (!visit_type_uint16(v, name, &value, errp)) { |
| 2039 | return; |
| 2040 | } |
| 2041 | |
| 2042 | if (!is_power_of_2(value)) { |
| 2043 | error_setg(errp, "Vector extension ELEN must be power of 2"); |
| 2044 | return; |
| 2045 | } |
| 2046 | |
| 2047 | if (value != cpu->cfg.elen && riscv_cpu_is_vendor(obj)) { |
| 2048 | cpu_set_prop_err(cpu, name, errp); |
| 2049 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 2050 | name, cpu->cfg.elen); |
| 2051 | return; |
| 2052 | } |
| 2053 | |
| 2054 | cpu_option_add_user_setting(cpu, name); |
| 2055 | cpu->cfg.elen = value; |
| 2056 | } |
| 2057 | |
| 2058 | static void prop_elen_get(Object *obj, Visitor *v, const char *name, |
| 2059 | void *opaque, Error **errp) |
| 2060 | { |
| 2061 | uint16_t value = RISCV_CPU(obj)->cfg.elen; |
| 2062 | |
| 2063 | visit_type_uint16(v, name, &value, errp); |
| 2064 | } |
| 2065 | |
| 2066 | static const PropertyInfo prop_elen = { |
| 2067 | .type = "uint16", |
| 2068 | .description = "elen", |
| 2069 | .get = prop_elen_get, |
| 2070 | .set = prop_elen_set, |
| 2071 | }; |
| 2072 | |
| 2073 | static void prop_cbom_blksize_set(Object *obj, Visitor *v, const char *name, |
| 2074 | void *opaque, Error **errp) |
| 2075 | { |
| 2076 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2077 | uint16_t value; |
| 2078 | |
| 2079 | if (!visit_type_uint16(v, name, &value, errp)) { |
| 2080 | return; |
| 2081 | } |
| 2082 | |
| 2083 | if (value != cpu->cfg.cbom_blocksize && riscv_cpu_is_vendor(obj)) { |
| 2084 | cpu_set_prop_err(cpu, name, errp); |
| 2085 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 2086 | name, cpu->cfg.cbom_blocksize); |
| 2087 | return; |
| 2088 | } |
| 2089 | |
| 2090 | cpu_option_add_user_setting(cpu, name); |
| 2091 | cpu->cfg.cbom_blocksize = value; |
| 2092 | } |
| 2093 | |
| 2094 | static void prop_cbom_blksize_get(Object *obj, Visitor *v, const char *name, |
| 2095 | void *opaque, Error **errp) |
| 2096 | { |
| 2097 | uint16_t value = RISCV_CPU(obj)->cfg.cbom_blocksize; |
| 2098 | |
| 2099 | visit_type_uint16(v, name, &value, errp); |
| 2100 | } |
| 2101 | |
| 2102 | static const PropertyInfo prop_cbom_blksize = { |
| 2103 | .type = "uint16", |
| 2104 | .description = "cbom_blocksize", |
| 2105 | .get = prop_cbom_blksize_get, |
| 2106 | .set = prop_cbom_blksize_set, |
| 2107 | }; |
| 2108 | |
| 2109 | static void prop_cbop_blksize_set(Object *obj, Visitor *v, const char *name, |
| 2110 | void *opaque, Error **errp) |
| 2111 | { |
| 2112 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2113 | uint16_t value; |
| 2114 | |
| 2115 | if (!visit_type_uint16(v, name, &value, errp)) { |
| 2116 | return; |
| 2117 | } |
| 2118 | |
| 2119 | if (value != cpu->cfg.cbop_blocksize && riscv_cpu_is_vendor(obj)) { |
| 2120 | cpu_set_prop_err(cpu, name, errp); |
| 2121 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 2122 | name, cpu->cfg.cbop_blocksize); |
| 2123 | return; |
| 2124 | } |
| 2125 | |
| 2126 | cpu_option_add_user_setting(cpu, name); |
| 2127 | cpu->cfg.cbop_blocksize = value; |
| 2128 | } |
| 2129 | |
| 2130 | static void prop_cbop_blksize_get(Object *obj, Visitor *v, const char *name, |
| 2131 | void *opaque, Error **errp) |
| 2132 | { |
| 2133 | uint16_t value = RISCV_CPU(obj)->cfg.cbop_blocksize; |
| 2134 | |
| 2135 | visit_type_uint16(v, name, &value, errp); |
| 2136 | } |
| 2137 | |
| 2138 | static const PropertyInfo prop_cbop_blksize = { |
| 2139 | .type = "uint16", |
| 2140 | .description = "cbop_blocksize", |
| 2141 | .get = prop_cbop_blksize_get, |
| 2142 | .set = prop_cbop_blksize_set, |
| 2143 | }; |
| 2144 | |
| 2145 | static void prop_cboz_blksize_set(Object *obj, Visitor *v, const char *name, |
| 2146 | void *opaque, Error **errp) |
| 2147 | { |
| 2148 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2149 | uint16_t value; |
| 2150 | |
| 2151 | if (!visit_type_uint16(v, name, &value, errp)) { |
| 2152 | return; |
| 2153 | } |
| 2154 | |
| 2155 | if (value != cpu->cfg.cboz_blocksize && riscv_cpu_is_vendor(obj)) { |
| 2156 | cpu_set_prop_err(cpu, name, errp); |
| 2157 | error_append_hint(errp, "Current '%s' val: %u\n", |
| 2158 | name, cpu->cfg.cboz_blocksize); |
| 2159 | return; |
| 2160 | } |
| 2161 | |
| 2162 | cpu_option_add_user_setting(cpu, name); |
| 2163 | cpu->cfg.cboz_blocksize = value; |
| 2164 | } |
| 2165 | |
| 2166 | static void prop_cboz_blksize_get(Object *obj, Visitor *v, const char *name, |
| 2167 | void *opaque, Error **errp) |
| 2168 | { |
| 2169 | uint16_t value = RISCV_CPU(obj)->cfg.cboz_blocksize; |
| 2170 | |
| 2171 | visit_type_uint16(v, name, &value, errp); |
| 2172 | } |
| 2173 | |
| 2174 | static const PropertyInfo prop_cboz_blksize = { |
| 2175 | .type = "uint16", |
| 2176 | .description = "cboz_blocksize", |
| 2177 | .get = prop_cboz_blksize_get, |
| 2178 | .set = prop_cboz_blksize_set, |
| 2179 | }; |
| 2180 | |
| 2181 | static void prop_mvendorid_set(Object *obj, Visitor *v, const char *name, |
| 2182 | void *opaque, Error **errp) |
| 2183 | { |
| 2184 | bool dynamic_cpu = riscv_cpu_is_dynamic(obj); |
| 2185 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2186 | uint32_t prev_val = cpu->cfg.mvendorid; |
| 2187 | uint32_t value; |
| 2188 | |
| 2189 | if (!visit_type_uint32(v, name, &value, errp)) { |
| 2190 | return; |
| 2191 | } |
| 2192 | |
| 2193 | if (!dynamic_cpu && prev_val != value) { |
| 2194 | error_setg(errp, "Unable to change %s mvendorid (0x%x)", |
| 2195 | object_get_typename(obj), prev_val); |
| 2196 | return; |
| 2197 | } |
| 2198 | |
| 2199 | cpu->cfg.mvendorid = value; |
| 2200 | } |
| 2201 | |
| 2202 | static void prop_mvendorid_get(Object *obj, Visitor *v, const char *name, |
| 2203 | void *opaque, Error **errp) |
| 2204 | { |
| 2205 | uint32_t value = RISCV_CPU(obj)->cfg.mvendorid; |
| 2206 | |
| 2207 | visit_type_uint32(v, name, &value, errp); |
| 2208 | } |
| 2209 | |
| 2210 | static const PropertyInfo prop_mvendorid = { |
| 2211 | .type = "uint32", |
| 2212 | .description = "mvendorid", |
| 2213 | .get = prop_mvendorid_get, |
| 2214 | .set = prop_mvendorid_set, |
| 2215 | }; |
| 2216 | |
| 2217 | static void prop_mimpid_set(Object *obj, Visitor *v, const char *name, |
| 2218 | void *opaque, Error **errp) |
| 2219 | { |
| 2220 | bool dynamic_cpu = riscv_cpu_is_dynamic(obj); |
| 2221 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2222 | uint64_t prev_val = cpu->cfg.mimpid; |
| 2223 | uint64_t value; |
| 2224 | |
| 2225 | if (!visit_type_uint64(v, name, &value, errp)) { |
| 2226 | return; |
| 2227 | } |
| 2228 | |
| 2229 | if (!dynamic_cpu && prev_val != value) { |
| 2230 | error_setg(errp, "Unable to change %s mimpid (0x%" PRIu64 ")", |
| 2231 | object_get_typename(obj), prev_val); |
| 2232 | return; |
| 2233 | } |
| 2234 | |
| 2235 | cpu->cfg.mimpid = value; |
| 2236 | } |
| 2237 | |
| 2238 | static void prop_mimpid_get(Object *obj, Visitor *v, const char *name, |
| 2239 | void *opaque, Error **errp) |
| 2240 | { |
| 2241 | uint64_t value = RISCV_CPU(obj)->cfg.mimpid; |
| 2242 | |
| 2243 | visit_type_uint64(v, name, &value, errp); |
| 2244 | } |
| 2245 | |
| 2246 | static const PropertyInfo prop_mimpid = { |
| 2247 | .type = "uint64", |
| 2248 | .description = "mimpid", |
| 2249 | .get = prop_mimpid_get, |
| 2250 | .set = prop_mimpid_set, |
| 2251 | }; |
| 2252 | |
| 2253 | static void prop_marchid_set(Object *obj, Visitor *v, const char *name, |
| 2254 | void *opaque, Error **errp) |
| 2255 | { |
| 2256 | bool dynamic_cpu = riscv_cpu_is_dynamic(obj); |
| 2257 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 2258 | uint64_t prev_val = cpu->cfg.marchid; |
| 2259 | uint64_t value, invalid_val; |
| 2260 | uint32_t mxlen = 0; |
| 2261 | |
| 2262 | if (!visit_type_uint64(v, name, &value, errp)) { |
| 2263 | return; |
| 2264 | } |
| 2265 | |
| 2266 | if (!dynamic_cpu && prev_val != value) { |
| 2267 | error_setg(errp, "Unable to change %s marchid (0x%" PRIu64 ")", |
| 2268 | object_get_typename(obj), prev_val); |
| 2269 | return; |
| 2270 | } |
| 2271 | |
| 2272 | switch (riscv_cpu_mxl(&cpu->env)) { |
| 2273 | case MXL_RV32: |
| 2274 | mxlen = 32; |
| 2275 | break; |
| 2276 | case MXL_RV64: |
| 2277 | case MXL_RV128: |
| 2278 | mxlen = 64; |
| 2279 | break; |
| 2280 | default: |
| 2281 | g_assert_not_reached(); |
| 2282 | } |
| 2283 | |
| 2284 | invalid_val = 1LL << (mxlen - 1); |
| 2285 | |
| 2286 | if (value == invalid_val) { |
| 2287 | error_setg(errp, "Unable to set marchid with MSB (%u) bit set " |
| 2288 | "and the remaining bits zero", mxlen); |
| 2289 | return; |
| 2290 | } |
| 2291 | |
| 2292 | cpu->cfg.marchid = value; |
| 2293 | } |
| 2294 | |
| 2295 | static void prop_marchid_get(Object *obj, Visitor *v, const char *name, |
| 2296 | void *opaque, Error **errp) |
| 2297 | { |
| 2298 | uint64_t value = RISCV_CPU(obj)->cfg.marchid; |
| 2299 | |
| 2300 | visit_type_uint64(v, name, &value, errp); |
| 2301 | } |
| 2302 | |
| 2303 | static const PropertyInfo prop_marchid = { |
| 2304 | .type = "uint64", |
| 2305 | .description = "marchid", |
| 2306 | .get = prop_marchid_get, |
| 2307 | .set = prop_marchid_set, |
| 2308 | }; |
| 2309 | |
| 2310 | /* |
| 2311 | * RVA22U64 defines some 'named features' that are cache |
| 2312 | * related: Za64rs, Zic64b, Ziccif, Ziccrse, Ziccamoa |
| 2313 | * and Zicclsm. They are always implemented in TCG and |
| 2314 | * doesn't need to be manually enabled by the profile. |
| 2315 | */ |
| 2316 | static RISCVCPUProfile RVA22U64 = { |
| 2317 | .u_parent = NULL, |
| 2318 | .s_parent = NULL, |
| 2319 | .name = "rva22u64", |
| 2320 | .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVB | RVU, |
| 2321 | .priv_spec = RISCV_PROFILE_ATTR_UNUSED, |
| 2322 | .satp_mode = RISCV_PROFILE_ATTR_UNUSED, |
| 2323 | .ext_offsets = { |
| 2324 | CPU_CFG_OFFSET(ext_zicsr), CPU_CFG_OFFSET(ext_zihintpause), |
| 2325 | CPU_CFG_OFFSET(ext_zba), CPU_CFG_OFFSET(ext_zbb), |
| 2326 | CPU_CFG_OFFSET(ext_zbs), CPU_CFG_OFFSET(ext_zfhmin), |
| 2327 | CPU_CFG_OFFSET(ext_zkt), CPU_CFG_OFFSET(ext_zicntr), |
| 2328 | CPU_CFG_OFFSET(ext_zihpm), CPU_CFG_OFFSET(ext_zicbom), |
| 2329 | CPU_CFG_OFFSET(ext_zicbop), CPU_CFG_OFFSET(ext_zicboz), |
| 2330 | CPU_CFG_OFFSET(ext_zicclsm), |
| 2331 | |
| 2332 | /* mandatory named features for this profile */ |
| 2333 | CPU_CFG_OFFSET(ext_zic64b), |
| 2334 | |
| 2335 | RISCV_PROFILE_EXT_LIST_END |
| 2336 | } |
| 2337 | }; |
| 2338 | |
| 2339 | /* |
| 2340 | * As with RVA22U64, RVA22S64 also defines 'named features'. |
| 2341 | * |
| 2342 | * Cache related features that we consider enabled since we don't |
| 2343 | * implement cache: Ssccptr |
| 2344 | * |
| 2345 | * Other named features that we already implement: Sstvecd, Sstvala, |
| 2346 | * Sscounterenw |
| 2347 | * |
| 2348 | * The remaining features/extensions comes from RVA22U64. |
| 2349 | */ |
| 2350 | static RISCVCPUProfile RVA22S64 = { |
| 2351 | .u_parent = &RVA22U64, |
| 2352 | .s_parent = NULL, |
| 2353 | .name = "rva22s64", |
| 2354 | .misa_ext = RVS, |
| 2355 | .priv_spec = PRIV_VERSION_1_12_0, |
| 2356 | .satp_mode = VM_1_10_SV39, |
| 2357 | .ext_offsets = { |
| 2358 | /* rva22s64 exts */ |
| 2359 | CPU_CFG_OFFSET(ext_zifencei), CPU_CFG_OFFSET(ext_svpbmt), |
| 2360 | CPU_CFG_OFFSET(ext_svinval), CPU_CFG_OFFSET(ext_svade), |
| 2361 | |
| 2362 | RISCV_PROFILE_EXT_LIST_END |
| 2363 | } |
| 2364 | }; |
| 2365 | |
| 2366 | /* |
| 2367 | * All mandatory extensions from RVA22U64 are present |
| 2368 | * in RVA23U64 so set RVA22 as a parent. We need to |
| 2369 | * declare just the newly added mandatory extensions. |
| 2370 | */ |
| 2371 | static RISCVCPUProfile RVA23U64 = { |
| 2372 | .u_parent = &RVA22U64, |
| 2373 | .s_parent = NULL, |
| 2374 | .name = "rva23u64", |
| 2375 | .misa_ext = RVV, |
| 2376 | .priv_spec = RISCV_PROFILE_ATTR_UNUSED, |
| 2377 | .satp_mode = RISCV_PROFILE_ATTR_UNUSED, |
| 2378 | .ext_offsets = { |
| 2379 | CPU_CFG_OFFSET(ext_zvfhmin), CPU_CFG_OFFSET(ext_zvbb), |
| 2380 | CPU_CFG_OFFSET(ext_zvkt), CPU_CFG_OFFSET(ext_zihintntl), |
| 2381 | CPU_CFG_OFFSET(ext_zicond), CPU_CFG_OFFSET(ext_zimop), |
| 2382 | CPU_CFG_OFFSET(ext_zcmop), CPU_CFG_OFFSET(ext_zcb), |
| 2383 | CPU_CFG_OFFSET(ext_zfa), CPU_CFG_OFFSET(ext_zawrs), |
| 2384 | CPU_CFG_OFFSET(ext_supm), |
| 2385 | |
| 2386 | RISCV_PROFILE_EXT_LIST_END |
| 2387 | } |
| 2388 | }; |
| 2389 | |
| 2390 | /* |
| 2391 | * As with RVA23U64, RVA23S64 also defines 'named features'. |
| 2392 | * |
| 2393 | * Cache related features that we consider enabled since we don't |
| 2394 | * implement cache: Ssccptr |
| 2395 | * |
| 2396 | * Other named features that we already implement: Sstvecd, Sstvala, |
| 2397 | * Sscounterenw, Ssu64xl |
| 2398 | * |
| 2399 | * The remaining features/extensions comes from RVA23S64. |
| 2400 | */ |
| 2401 | static RISCVCPUProfile RVA23S64 = { |
| 2402 | .u_parent = &RVA23U64, |
| 2403 | .s_parent = &RVA22S64, |
| 2404 | .name = "rva23s64", |
| 2405 | .misa_ext = RVS, |
| 2406 | .priv_spec = PRIV_VERSION_1_13_0, |
| 2407 | .satp_mode = VM_1_10_SV39, |
| 2408 | .ext_offsets = { |
| 2409 | /* New in RVA23S64 */ |
| 2410 | CPU_CFG_OFFSET(ext_svnapot), CPU_CFG_OFFSET(ext_sstc), |
| 2411 | CPU_CFG_OFFSET(ext_sscofpmf), CPU_CFG_OFFSET(ext_ssnpm), |
| 2412 | |
| 2413 | /* Named features: Sha */ |
| 2414 | CPU_CFG_OFFSET(ext_sha), |
| 2415 | |
| 2416 | RISCV_PROFILE_EXT_LIST_END |
| 2417 | } |
| 2418 | }; |
| 2419 | |
| 2420 | RISCVCPUProfile *riscv_profiles[] = { |
| 2421 | &RVA22U64, |
| 2422 | &RVA22S64, |
| 2423 | &RVA23U64, |
| 2424 | &RVA23S64, |
| 2425 | NULL, |
| 2426 | }; |
| 2427 | |
| 2428 | static RISCVCPUImpliedExtsRule RVA_IMPLIED = { |
| 2429 | .is_misa = true, |
| 2430 | .ext = RVA, |
| 2431 | .implied_multi_exts = { |
| 2432 | CPU_CFG_OFFSET(ext_zalrsc), CPU_CFG_OFFSET(ext_zaamo), |
| 2433 | |
| 2434 | RISCV_IMPLIED_EXTS_RULE_END |
| 2435 | }, |
| 2436 | }; |
| 2437 | |
| 2438 | static RISCVCPUImpliedExtsRule RVD_IMPLIED = { |
| 2439 | .is_misa = true, |
| 2440 | .ext = RVD, |
| 2441 | .implied_misa_exts = RVF, |
| 2442 | .implied_multi_exts = { RISCV_IMPLIED_EXTS_RULE_END }, |
| 2443 | }; |
| 2444 | |
| 2445 | static RISCVCPUImpliedExtsRule RVF_IMPLIED = { |
| 2446 | .is_misa = true, |
| 2447 | .ext = RVF, |
| 2448 | .implied_multi_exts = { |
| 2449 | CPU_CFG_OFFSET(ext_zicsr), |
| 2450 | |
| 2451 | RISCV_IMPLIED_EXTS_RULE_END |
| 2452 | }, |
| 2453 | }; |
| 2454 | |
| 2455 | static RISCVCPUImpliedExtsRule RVM_IMPLIED = { |
| 2456 | .is_misa = true, |
| 2457 | .ext = RVM, |
| 2458 | .implied_multi_exts = { |
| 2459 | CPU_CFG_OFFSET(ext_zmmul), |
| 2460 | |
| 2461 | RISCV_IMPLIED_EXTS_RULE_END |
| 2462 | }, |
| 2463 | }; |
| 2464 | |
| 2465 | static RISCVCPUImpliedExtsRule RVV_IMPLIED = { |
| 2466 | .is_misa = true, |
| 2467 | .ext = RVV, |
| 2468 | .implied_multi_exts = { |
| 2469 | CPU_CFG_OFFSET(ext_zve64d), |
| 2470 | |
| 2471 | RISCV_IMPLIED_EXTS_RULE_END |
| 2472 | }, |
| 2473 | }; |
| 2474 | |
| 2475 | static RISCVCPUImpliedExtsRule RVG_IMPLIED = { |
| 2476 | .is_misa = true, |
| 2477 | .ext = RVG, |
| 2478 | .implied_misa_exts = RVI | RVM | RVA | RVF | RVD, |
| 2479 | .implied_multi_exts = { |
| 2480 | CPU_CFG_OFFSET(ext_zicsr), |
| 2481 | CPU_CFG_OFFSET(ext_zifencei), |
| 2482 | |
| 2483 | RISCV_IMPLIED_EXTS_RULE_END |
| 2484 | }, |
| 2485 | }; |
| 2486 | |
| 2487 | static RISCVCPUImpliedExtsRule RVB_IMPLIED = { |
| 2488 | .is_misa = true, |
| 2489 | .ext = RVB, |
| 2490 | .implied_multi_exts = { |
| 2491 | CPU_CFG_OFFSET(ext_zba), CPU_CFG_OFFSET(ext_zbb), |
| 2492 | CPU_CFG_OFFSET(ext_zbs), |
| 2493 | |
| 2494 | RISCV_IMPLIED_EXTS_RULE_END |
| 2495 | }, |
| 2496 | }; |
| 2497 | |
| 2498 | static RISCVCPUImpliedExtsRule ZCB_IMPLIED = { |
| 2499 | .ext = CPU_CFG_OFFSET(ext_zcb), |
| 2500 | .implied_multi_exts = { |
| 2501 | CPU_CFG_OFFSET(ext_zca), |
| 2502 | |
| 2503 | RISCV_IMPLIED_EXTS_RULE_END |
| 2504 | }, |
| 2505 | }; |
| 2506 | |
| 2507 | static RISCVCPUImpliedExtsRule ZCD_IMPLIED = { |
| 2508 | .ext = CPU_CFG_OFFSET(ext_zcd), |
| 2509 | .implied_misa_exts = RVD, |
| 2510 | .implied_multi_exts = { |
| 2511 | CPU_CFG_OFFSET(ext_zca), |
| 2512 | |
| 2513 | RISCV_IMPLIED_EXTS_RULE_END |
| 2514 | }, |
| 2515 | }; |
| 2516 | |
| 2517 | static RISCVCPUImpliedExtsRule ZCE_IMPLIED = { |
| 2518 | .ext = CPU_CFG_OFFSET(ext_zce), |
| 2519 | .implied_multi_exts = { |
| 2520 | CPU_CFG_OFFSET(ext_zcb), CPU_CFG_OFFSET(ext_zcmp), |
| 2521 | CPU_CFG_OFFSET(ext_zcmt), |
| 2522 | |
| 2523 | RISCV_IMPLIED_EXTS_RULE_END |
| 2524 | }, |
| 2525 | }; |
| 2526 | |
| 2527 | static RISCVCPUImpliedExtsRule ZCF_IMPLIED = { |
| 2528 | .ext = CPU_CFG_OFFSET(ext_zcf), |
| 2529 | .implied_misa_exts = RVF, |
| 2530 | .implied_multi_exts = { |
| 2531 | CPU_CFG_OFFSET(ext_zca), |
| 2532 | |
| 2533 | RISCV_IMPLIED_EXTS_RULE_END |
| 2534 | }, |
| 2535 | }; |
| 2536 | |
| 2537 | static RISCVCPUImpliedExtsRule ZCMP_IMPLIED = { |
| 2538 | .ext = CPU_CFG_OFFSET(ext_zcmp), |
| 2539 | .implied_multi_exts = { |
| 2540 | CPU_CFG_OFFSET(ext_zca), |
| 2541 | |
| 2542 | RISCV_IMPLIED_EXTS_RULE_END |
| 2543 | }, |
| 2544 | }; |
| 2545 | |
| 2546 | static RISCVCPUImpliedExtsRule ZCMT_IMPLIED = { |
| 2547 | .ext = CPU_CFG_OFFSET(ext_zcmt), |
| 2548 | .implied_multi_exts = { |
| 2549 | CPU_CFG_OFFSET(ext_zca), CPU_CFG_OFFSET(ext_zicsr), |
| 2550 | |
| 2551 | RISCV_IMPLIED_EXTS_RULE_END |
| 2552 | }, |
| 2553 | }; |
| 2554 | |
| 2555 | static RISCVCPUImpliedExtsRule ZDINX_IMPLIED = { |
| 2556 | .ext = CPU_CFG_OFFSET(ext_zdinx), |
| 2557 | .implied_multi_exts = { |
| 2558 | CPU_CFG_OFFSET(ext_zfinx), |
| 2559 | |
| 2560 | RISCV_IMPLIED_EXTS_RULE_END |
| 2561 | }, |
| 2562 | }; |
| 2563 | |
| 2564 | static RISCVCPUImpliedExtsRule ZFA_IMPLIED = { |
| 2565 | .ext = CPU_CFG_OFFSET(ext_zfa), |
| 2566 | .implied_misa_exts = RVF, |
| 2567 | .implied_multi_exts = { RISCV_IMPLIED_EXTS_RULE_END }, |
| 2568 | }; |
| 2569 | |
| 2570 | static RISCVCPUImpliedExtsRule ZFBFMIN_IMPLIED = { |
| 2571 | .ext = CPU_CFG_OFFSET(ext_zfbfmin), |
| 2572 | .implied_misa_exts = RVF, |
| 2573 | .implied_multi_exts = { RISCV_IMPLIED_EXTS_RULE_END }, |
| 2574 | }; |
| 2575 | |
| 2576 | static RISCVCPUImpliedExtsRule ZFH_IMPLIED = { |
| 2577 | .ext = CPU_CFG_OFFSET(ext_zfh), |
| 2578 | .implied_multi_exts = { |
| 2579 | CPU_CFG_OFFSET(ext_zfhmin), |
| 2580 | |
| 2581 | RISCV_IMPLIED_EXTS_RULE_END |
| 2582 | }, |
| 2583 | }; |
| 2584 | |
| 2585 | static RISCVCPUImpliedExtsRule ZFHMIN_IMPLIED = { |
| 2586 | .ext = CPU_CFG_OFFSET(ext_zfhmin), |
| 2587 | .implied_misa_exts = RVF, |
| 2588 | .implied_multi_exts = { RISCV_IMPLIED_EXTS_RULE_END }, |
| 2589 | }; |
| 2590 | |
| 2591 | static RISCVCPUImpliedExtsRule ZFINX_IMPLIED = { |
| 2592 | .ext = CPU_CFG_OFFSET(ext_zfinx), |
| 2593 | .implied_multi_exts = { |
| 2594 | CPU_CFG_OFFSET(ext_zicsr), |
| 2595 | |
| 2596 | RISCV_IMPLIED_EXTS_RULE_END |
| 2597 | }, |
| 2598 | }; |
| 2599 | |
| 2600 | static RISCVCPUImpliedExtsRule ZHINX_IMPLIED = { |
| 2601 | .ext = CPU_CFG_OFFSET(ext_zhinx), |
| 2602 | .implied_multi_exts = { |
| 2603 | CPU_CFG_OFFSET(ext_zhinxmin), |
| 2604 | |
| 2605 | RISCV_IMPLIED_EXTS_RULE_END |
| 2606 | }, |
| 2607 | }; |
| 2608 | |
| 2609 | static RISCVCPUImpliedExtsRule ZHINXMIN_IMPLIED = { |
| 2610 | .ext = CPU_CFG_OFFSET(ext_zhinxmin), |
| 2611 | .implied_multi_exts = { |
| 2612 | CPU_CFG_OFFSET(ext_zfinx), |
| 2613 | |
| 2614 | RISCV_IMPLIED_EXTS_RULE_END |
| 2615 | }, |
| 2616 | }; |
| 2617 | |
| 2618 | static RISCVCPUImpliedExtsRule ZICNTR_IMPLIED = { |
| 2619 | .ext = CPU_CFG_OFFSET(ext_zicntr), |
| 2620 | .implied_multi_exts = { |
| 2621 | CPU_CFG_OFFSET(ext_zicsr), |
| 2622 | |
| 2623 | RISCV_IMPLIED_EXTS_RULE_END |
| 2624 | }, |
| 2625 | }; |
| 2626 | |
| 2627 | static RISCVCPUImpliedExtsRule ZIHPM_IMPLIED = { |
| 2628 | .ext = CPU_CFG_OFFSET(ext_zihpm), |
| 2629 | .implied_multi_exts = { |
| 2630 | CPU_CFG_OFFSET(ext_zicsr), |
| 2631 | |
| 2632 | RISCV_IMPLIED_EXTS_RULE_END |
| 2633 | }, |
| 2634 | }; |
| 2635 | |
| 2636 | static RISCVCPUImpliedExtsRule ZK_IMPLIED = { |
| 2637 | .ext = CPU_CFG_OFFSET(ext_zk), |
| 2638 | .implied_multi_exts = { |
| 2639 | CPU_CFG_OFFSET(ext_zkn), CPU_CFG_OFFSET(ext_zkr), |
| 2640 | CPU_CFG_OFFSET(ext_zkt), |
| 2641 | |
| 2642 | RISCV_IMPLIED_EXTS_RULE_END |
| 2643 | }, |
| 2644 | }; |
| 2645 | |
| 2646 | static RISCVCPUImpliedExtsRule ZKN_IMPLIED = { |
| 2647 | .ext = CPU_CFG_OFFSET(ext_zkn), |
| 2648 | .implied_multi_exts = { |
| 2649 | CPU_CFG_OFFSET(ext_zbkb), CPU_CFG_OFFSET(ext_zbkc), |
| 2650 | CPU_CFG_OFFSET(ext_zbkx), CPU_CFG_OFFSET(ext_zkne), |
| 2651 | CPU_CFG_OFFSET(ext_zknd), CPU_CFG_OFFSET(ext_zknh), |
| 2652 | |
| 2653 | RISCV_IMPLIED_EXTS_RULE_END |
| 2654 | }, |
| 2655 | }; |
| 2656 | |
| 2657 | static RISCVCPUImpliedExtsRule ZKS_IMPLIED = { |
| 2658 | .ext = CPU_CFG_OFFSET(ext_zks), |
| 2659 | .implied_multi_exts = { |
| 2660 | CPU_CFG_OFFSET(ext_zbkb), CPU_CFG_OFFSET(ext_zbkc), |
| 2661 | CPU_CFG_OFFSET(ext_zbkx), CPU_CFG_OFFSET(ext_zksed), |
| 2662 | CPU_CFG_OFFSET(ext_zksh), |
| 2663 | |
| 2664 | RISCV_IMPLIED_EXTS_RULE_END |
| 2665 | }, |
| 2666 | }; |
| 2667 | |
| 2668 | static RISCVCPUImpliedExtsRule ZVBB_IMPLIED = { |
| 2669 | .ext = CPU_CFG_OFFSET(ext_zvbb), |
| 2670 | .implied_multi_exts = { |
| 2671 | CPU_CFG_OFFSET(ext_zvkb), |
| 2672 | |
| 2673 | RISCV_IMPLIED_EXTS_RULE_END |
| 2674 | }, |
| 2675 | }; |
| 2676 | |
| 2677 | static RISCVCPUImpliedExtsRule ZVE32F_IMPLIED = { |
| 2678 | .ext = CPU_CFG_OFFSET(ext_zve32f), |
| 2679 | .implied_misa_exts = RVF, |
| 2680 | .implied_multi_exts = { |
| 2681 | CPU_CFG_OFFSET(ext_zve32x), |
| 2682 | |
| 2683 | RISCV_IMPLIED_EXTS_RULE_END |
| 2684 | }, |
| 2685 | }; |
| 2686 | |
| 2687 | static RISCVCPUImpliedExtsRule ZVE32X_IMPLIED = { |
| 2688 | .ext = CPU_CFG_OFFSET(ext_zve32x), |
| 2689 | .implied_multi_exts = { |
| 2690 | CPU_CFG_OFFSET(ext_zicsr), |
| 2691 | |
| 2692 | RISCV_IMPLIED_EXTS_RULE_END |
| 2693 | }, |
| 2694 | }; |
| 2695 | |
| 2696 | static RISCVCPUImpliedExtsRule ZVE64D_IMPLIED = { |
| 2697 | .ext = CPU_CFG_OFFSET(ext_zve64d), |
| 2698 | .implied_misa_exts = RVD, |
| 2699 | .implied_multi_exts = { |
| 2700 | CPU_CFG_OFFSET(ext_zve64f), |
| 2701 | |
| 2702 | RISCV_IMPLIED_EXTS_RULE_END |
| 2703 | }, |
| 2704 | }; |
| 2705 | |
| 2706 | static RISCVCPUImpliedExtsRule ZVE64F_IMPLIED = { |
| 2707 | .ext = CPU_CFG_OFFSET(ext_zve64f), |
| 2708 | .implied_misa_exts = RVF, |
| 2709 | .implied_multi_exts = { |
| 2710 | CPU_CFG_OFFSET(ext_zve32f), CPU_CFG_OFFSET(ext_zve64x), |
| 2711 | |
| 2712 | RISCV_IMPLIED_EXTS_RULE_END |
| 2713 | }, |
| 2714 | }; |
| 2715 | |
| 2716 | static RISCVCPUImpliedExtsRule ZVE64X_IMPLIED = { |
| 2717 | .ext = CPU_CFG_OFFSET(ext_zve64x), |
| 2718 | .implied_multi_exts = { |
| 2719 | CPU_CFG_OFFSET(ext_zve32x), |
| 2720 | |
| 2721 | RISCV_IMPLIED_EXTS_RULE_END |
| 2722 | }, |
| 2723 | }; |
| 2724 | |
| 2725 | static RISCVCPUImpliedExtsRule ZVFBFMIN_IMPLIED = { |
| 2726 | .ext = CPU_CFG_OFFSET(ext_zvfbfmin), |
| 2727 | .implied_multi_exts = { |
| 2728 | CPU_CFG_OFFSET(ext_zve32f), |
| 2729 | |
| 2730 | RISCV_IMPLIED_EXTS_RULE_END |
| 2731 | }, |
| 2732 | }; |
| 2733 | |
| 2734 | static RISCVCPUImpliedExtsRule ZVFBFWMA_IMPLIED = { |
| 2735 | .ext = CPU_CFG_OFFSET(ext_zvfbfwma), |
| 2736 | .implied_multi_exts = { |
| 2737 | CPU_CFG_OFFSET(ext_zvfbfmin), CPU_CFG_OFFSET(ext_zfbfmin), |
| 2738 | |
| 2739 | RISCV_IMPLIED_EXTS_RULE_END |
| 2740 | }, |
| 2741 | }; |
| 2742 | |
| 2743 | static RISCVCPUImpliedExtsRule ZVFH_IMPLIED = { |
| 2744 | .ext = CPU_CFG_OFFSET(ext_zvfh), |
| 2745 | .implied_multi_exts = { |
| 2746 | CPU_CFG_OFFSET(ext_zvfhmin), CPU_CFG_OFFSET(ext_zfhmin), |
| 2747 | |
| 2748 | RISCV_IMPLIED_EXTS_RULE_END |
| 2749 | }, |
| 2750 | }; |
| 2751 | |
| 2752 | static RISCVCPUImpliedExtsRule ZVFHMIN_IMPLIED = { |
| 2753 | .ext = CPU_CFG_OFFSET(ext_zvfhmin), |
| 2754 | .implied_multi_exts = { |
| 2755 | CPU_CFG_OFFSET(ext_zve32f), |
| 2756 | |
| 2757 | RISCV_IMPLIED_EXTS_RULE_END |
| 2758 | }, |
| 2759 | }; |
| 2760 | |
| 2761 | static RISCVCPUImpliedExtsRule ZVKN_IMPLIED = { |
| 2762 | .ext = CPU_CFG_OFFSET(ext_zvkn), |
| 2763 | .implied_multi_exts = { |
| 2764 | CPU_CFG_OFFSET(ext_zvkned), CPU_CFG_OFFSET(ext_zvknhb), |
| 2765 | CPU_CFG_OFFSET(ext_zvkb), CPU_CFG_OFFSET(ext_zvkt), |
| 2766 | |
| 2767 | RISCV_IMPLIED_EXTS_RULE_END |
| 2768 | }, |
| 2769 | }; |
| 2770 | |
| 2771 | static RISCVCPUImpliedExtsRule ZVKNC_IMPLIED = { |
| 2772 | .ext = CPU_CFG_OFFSET(ext_zvknc), |
| 2773 | .implied_multi_exts = { |
| 2774 | CPU_CFG_OFFSET(ext_zvkn), CPU_CFG_OFFSET(ext_zvbc), |
| 2775 | |
| 2776 | RISCV_IMPLIED_EXTS_RULE_END |
| 2777 | }, |
| 2778 | }; |
| 2779 | |
| 2780 | static RISCVCPUImpliedExtsRule ZVKNG_IMPLIED = { |
| 2781 | .ext = CPU_CFG_OFFSET(ext_zvkng), |
| 2782 | .implied_multi_exts = { |
| 2783 | CPU_CFG_OFFSET(ext_zvkn), CPU_CFG_OFFSET(ext_zvkg), |
| 2784 | |
| 2785 | RISCV_IMPLIED_EXTS_RULE_END |
| 2786 | }, |
| 2787 | }; |
| 2788 | |
| 2789 | static RISCVCPUImpliedExtsRule ZVKNHB_IMPLIED = { |
| 2790 | .ext = CPU_CFG_OFFSET(ext_zvknhb), |
| 2791 | .implied_multi_exts = { |
| 2792 | CPU_CFG_OFFSET(ext_zve64x), CPU_CFG_OFFSET(ext_zvknha), |
| 2793 | |
| 2794 | RISCV_IMPLIED_EXTS_RULE_END |
| 2795 | }, |
| 2796 | }; |
| 2797 | |
| 2798 | static RISCVCPUImpliedExtsRule ZVKS_IMPLIED = { |
| 2799 | .ext = CPU_CFG_OFFSET(ext_zvks), |
| 2800 | .implied_multi_exts = { |
| 2801 | CPU_CFG_OFFSET(ext_zvksed), CPU_CFG_OFFSET(ext_zvksh), |
| 2802 | CPU_CFG_OFFSET(ext_zvkb), CPU_CFG_OFFSET(ext_zvkt), |
| 2803 | |
| 2804 | RISCV_IMPLIED_EXTS_RULE_END |
| 2805 | }, |
| 2806 | }; |
| 2807 | |
| 2808 | static RISCVCPUImpliedExtsRule ZVKSC_IMPLIED = { |
| 2809 | .ext = CPU_CFG_OFFSET(ext_zvksc), |
| 2810 | .implied_multi_exts = { |
| 2811 | CPU_CFG_OFFSET(ext_zvks), CPU_CFG_OFFSET(ext_zvbc), |
| 2812 | |
| 2813 | RISCV_IMPLIED_EXTS_RULE_END |
| 2814 | }, |
| 2815 | }; |
| 2816 | |
| 2817 | static RISCVCPUImpliedExtsRule ZVKSG_IMPLIED = { |
| 2818 | .ext = CPU_CFG_OFFSET(ext_zvksg), |
| 2819 | .implied_multi_exts = { |
| 2820 | CPU_CFG_OFFSET(ext_zvks), CPU_CFG_OFFSET(ext_zvkg), |
| 2821 | |
| 2822 | RISCV_IMPLIED_EXTS_RULE_END |
| 2823 | }, |
| 2824 | }; |
| 2825 | |
| 2826 | static RISCVCPUImpliedExtsRule SHA_IMPLIED = { |
| 2827 | .ext = CPU_CFG_OFFSET(ext_sha), |
| 2828 | .implied_misa_exts = RVH, |
| 2829 | .implied_multi_exts = { |
| 2830 | CPU_CFG_OFFSET(ext_smstateen), |
| 2831 | CPU_CFG_OFFSET(ext_ssstateen), |
| 2832 | |
| 2833 | RISCV_IMPLIED_EXTS_RULE_END |
| 2834 | }, |
| 2835 | }; |
| 2836 | |
| 2837 | static RISCVCPUImpliedExtsRule SSCFG_IMPLIED = { |
| 2838 | .ext = CPU_CFG_OFFSET(ext_ssccfg), |
| 2839 | .implied_multi_exts = { |
| 2840 | CPU_CFG_OFFSET(ext_smcsrind), CPU_CFG_OFFSET(ext_sscsrind), |
| 2841 | CPU_CFG_OFFSET(ext_smcdeleg), |
| 2842 | |
| 2843 | RISCV_IMPLIED_EXTS_RULE_END |
| 2844 | }, |
| 2845 | }; |
| 2846 | |
| 2847 | static RISCVCPUImpliedExtsRule SUPM_IMPLIED = { |
| 2848 | .ext = CPU_CFG_OFFSET(ext_supm), |
| 2849 | .implied_multi_exts = { |
| 2850 | CPU_CFG_OFFSET(ext_ssnpm), CPU_CFG_OFFSET(ext_smnpm), |
| 2851 | |
| 2852 | RISCV_IMPLIED_EXTS_RULE_END |
| 2853 | }, |
| 2854 | }; |
| 2855 | |
| 2856 | static RISCVCPUImpliedExtsRule SSPM_IMPLIED = { |
| 2857 | .ext = CPU_CFG_OFFSET(ext_sspm), |
| 2858 | .implied_multi_exts = { |
| 2859 | CPU_CFG_OFFSET(ext_smnpm), |
| 2860 | |
| 2861 | RISCV_IMPLIED_EXTS_RULE_END |
| 2862 | }, |
| 2863 | }; |
| 2864 | |
| 2865 | static RISCVCPUImpliedExtsRule SMCTR_IMPLIED = { |
| 2866 | .ext = CPU_CFG_OFFSET(ext_smctr), |
| 2867 | .implied_misa_exts = RVS, |
| 2868 | .implied_multi_exts = { |
| 2869 | CPU_CFG_OFFSET(ext_sscsrind), |
| 2870 | |
| 2871 | RISCV_IMPLIED_EXTS_RULE_END |
| 2872 | }, |
| 2873 | }; |
| 2874 | |
| 2875 | static RISCVCPUImpliedExtsRule SSCTR_IMPLIED = { |
| 2876 | .ext = CPU_CFG_OFFSET(ext_ssctr), |
| 2877 | .implied_misa_exts = RVS, |
| 2878 | .implied_multi_exts = { |
| 2879 | CPU_CFG_OFFSET(ext_sscsrind), |
| 2880 | |
| 2881 | RISCV_IMPLIED_EXTS_RULE_END |
| 2882 | }, |
| 2883 | }; |
| 2884 | |
| 2885 | static RISCVCPUImpliedExtsRule SSSTATEEN_IMPLIED = { |
| 2886 | .ext = CPU_CFG_OFFSET(ext_ssstateen), |
| 2887 | .implied_multi_exts = { |
| 2888 | CPU_CFG_OFFSET(ext_smstateen), |
| 2889 | |
| 2890 | RISCV_IMPLIED_EXTS_RULE_END |
| 2891 | }, |
| 2892 | }; |
| 2893 | |
| 2894 | static RISCVCPUImpliedExtsRule ZVFBFA_IMPLIED = { |
| 2895 | .ext = CPU_CFG_OFFSET(ext_zvfbfa), |
| 2896 | .implied_multi_exts = { |
| 2897 | CPU_CFG_OFFSET(ext_zve32f), CPU_CFG_OFFSET(ext_zfbfmin), |
| 2898 | |
| 2899 | RISCV_IMPLIED_EXTS_RULE_END |
| 2900 | }, |
| 2901 | }; |
| 2902 | |
| 2903 | RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[] = { |
| 2904 | &RVA_IMPLIED, &RVD_IMPLIED, &RVF_IMPLIED, |
| 2905 | &RVM_IMPLIED, &RVV_IMPLIED, &RVG_IMPLIED, |
| 2906 | &RVB_IMPLIED, NULL |
| 2907 | }; |
| 2908 | |
| 2909 | RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rules[] = { |
| 2910 | &ZCB_IMPLIED, &ZCD_IMPLIED, &ZCE_IMPLIED, |
| 2911 | &ZCF_IMPLIED, &ZCMP_IMPLIED, &ZCMT_IMPLIED, |
| 2912 | &ZDINX_IMPLIED, &ZFA_IMPLIED, &ZFBFMIN_IMPLIED, |
| 2913 | &ZFH_IMPLIED, &ZFHMIN_IMPLIED, &ZFINX_IMPLIED, |
| 2914 | &ZHINX_IMPLIED, &ZHINXMIN_IMPLIED, &ZICNTR_IMPLIED, |
| 2915 | &ZIHPM_IMPLIED, &ZK_IMPLIED, &ZKN_IMPLIED, |
| 2916 | &ZKS_IMPLIED, &ZVBB_IMPLIED, &ZVE32F_IMPLIED, |
| 2917 | &ZVE32X_IMPLIED, &ZVE64D_IMPLIED, &ZVE64F_IMPLIED, &ZVE64X_IMPLIED, |
| 2918 | &ZVFBFA_IMPLIED, &ZVFBFMIN_IMPLIED, &ZVFBFWMA_IMPLIED, |
| 2919 | &ZVFH_IMPLIED, &ZVFHMIN_IMPLIED, &ZVKN_IMPLIED, |
| 2920 | &ZVKNC_IMPLIED, &ZVKNG_IMPLIED, &ZVKNHB_IMPLIED, |
| 2921 | &ZVKS_IMPLIED, &ZVKSC_IMPLIED, &ZVKSG_IMPLIED, &SHA_IMPLIED, |
| 2922 | &SSCFG_IMPLIED, &SUPM_IMPLIED, &SSPM_IMPLIED, &SMCTR_IMPLIED, |
| 2923 | &SSCTR_IMPLIED, &SSSTATEEN_IMPLIED, |
| 2924 | NULL |
| 2925 | }; |
| 2926 | |
| 2927 | static const Property riscv_cpu_properties[] = { |
| 2928 | DEFINE_PROP_BOOL("debug", RISCVCPU, cfg.debug, true), |
| 2929 | DEFINE_PROP_BOOL("big-endian", RISCVCPU, cfg.big_endian, false), |
| 2930 | |
| 2931 | {.name = "pmu-mask", .info = &prop_pmu_mask}, |
| 2932 | {.name = "pmu-num", .info = &prop_pmu_num}, /* Deprecated */ |
| 2933 | |
| 2934 | {.name = "mmu", .info = &prop_mmu}, |
| 2935 | #ifndef CONFIG_USER_ONLY |
| 2936 | {.name = "pmp", .info = &prop_pmp}, |
| 2937 | {.name = "num-pmp-regions", .info = &prop_num_pmp_regions}, |
| 2938 | {.name = "pmp-granularity", .info = &prop_pmp_granularity}, |
| 2939 | #endif |
| 2940 | |
| 2941 | {.name = "priv_spec", .info = &prop_priv_spec}, |
| 2942 | {.name = "vext_spec", .info = &prop_vext_spec}, |
| 2943 | |
| 2944 | {.name = "vlen", .info = &prop_vlen}, |
| 2945 | {.name = "elen", .info = &prop_elen}, |
| 2946 | |
| 2947 | {.name = "cbom_blocksize", .info = &prop_cbom_blksize}, |
| 2948 | {.name = "cbop_blocksize", .info = &prop_cbop_blksize}, |
| 2949 | {.name = "cboz_blocksize", .info = &prop_cboz_blksize}, |
| 2950 | |
| 2951 | {.name = "mvendorid", .info = &prop_mvendorid}, |
| 2952 | {.name = "mimpid", .info = &prop_mimpid}, |
| 2953 | {.name = "marchid", .info = &prop_marchid}, |
| 2954 | |
| 2955 | #ifndef CONFIG_USER_ONLY |
| 2956 | DEFINE_PROP_UINT64("resetvec", RISCVCPU, env.resetvec, DEFAULT_RSTVEC), |
| 2957 | DEFINE_PROP_UINT64("rnmi-interrupt-vector", RISCVCPU, env.rnmi_irqvec, |
| 2958 | DEFAULT_RNMI_IRQVEC), |
| 2959 | DEFINE_PROP_UINT64("rnmi-exception-vector", RISCVCPU, env.rnmi_excpvec, |
| 2960 | DEFAULT_RNMI_EXCPVEC), |
| 2961 | DEFINE_PROP_UINT32("num-triggers", RISCVCPU, env.num_triggers, |
| 2962 | RV_DEFAULT_NUM_TRIGGERS), |
| 2963 | #endif |
| 2964 | |
| 2965 | DEFINE_PROP_BOOL("short-isa-string", RISCVCPU, cfg.short_isa_string, false), |
| 2966 | |
| 2967 | DEFINE_PROP_BOOL("rvv_ta_all_1s", RISCVCPU, cfg.rvv_ta_all_1s, false), |
| 2968 | DEFINE_PROP_BOOL("rvv_ma_all_1s", RISCVCPU, cfg.rvv_ma_all_1s, false), |
| 2969 | DEFINE_PROP_BOOL("rvv_vl_half_avl", RISCVCPU, cfg.rvv_vl_half_avl, false), |
| 2970 | DEFINE_PROP_BOOL("rvv_vsetvl_x0_vill", RISCVCPU, cfg.rvv_vsetvl_x0_vill, false), |
| 2971 | |
| 2972 | /* |
| 2973 | * write_misa() is marked as experimental for now so mark |
| 2974 | * it with -x and default to 'false'. |
| 2975 | */ |
| 2976 | DEFINE_PROP_BOOL("x-misa-w", RISCVCPU, cfg.misa_w, false), |
| 2977 | }; |
| 2978 | |
| 2979 | static const gchar *riscv_gdb_arch_name(CPUState *cs) |
| 2980 | { |
| 2981 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 2982 | CPURISCVState *env = &cpu->env; |
| 2983 | |
| 2984 | switch (riscv_cpu_mxl(env)) { |
| 2985 | case MXL_RV32: |
| 2986 | return "riscv:rv32"; |
| 2987 | case MXL_RV64: |
| 2988 | case MXL_RV128: |
| 2989 | return "riscv:rv64"; |
| 2990 | default: |
| 2991 | g_assert_not_reached(); |
| 2992 | } |
| 2993 | } |
| 2994 | |
| 2995 | #ifndef CONFIG_USER_ONLY |
| 2996 | static int64_t riscv_get_arch_id(CPUState *cs) |
| 2997 | { |
| 2998 | RISCVCPU *cpu = RISCV_CPU(cs); |
| 2999 | |
| 3000 | return cpu->env.mhartid; |
| 3001 | } |
| 3002 | |
| 3003 | #include "hw/core/sysemu-cpu-ops.h" |
| 3004 | |
| 3005 | static const struct SysemuCPUOps riscv_sysemu_ops = { |
| 3006 | .has_work = riscv_cpu_has_work, |
| 3007 | .write_elf64_note = riscv_cpu_write_elf64_note, |
| 3008 | .write_elf32_note = riscv_cpu_write_elf32_note, |
| 3009 | .legacy_vmsd = &vmstate_riscv_cpu, |
| 3010 | #ifdef CONFIG_TCG |
| 3011 | .translate_for_debug = riscv_cpu_translate_for_debug, |
| 3012 | .monitor_get_register = riscv_monitor_get_register_legacy, |
| 3013 | #endif |
| 3014 | }; |
| 3015 | #endif |
| 3016 | |
| 3017 | static void riscv_cpu_common_class_init(ObjectClass *c, const void *data) |
| 3018 | { |
| 3019 | RISCVCPUClass *mcc = RISCV_CPU_CLASS(c); |
| 3020 | CPUClass *cc = CPU_CLASS(c); |
| 3021 | DeviceClass *dc = DEVICE_CLASS(c); |
| 3022 | ResettableClass *rc = RESETTABLE_CLASS(c); |
| 3023 | |
| 3024 | device_class_set_parent_realize(dc, riscv_cpu_realize, |
| 3025 | &mcc->parent_realize); |
| 3026 | device_class_set_parent_unrealize(dc, riscv_cpu_unrealize, |
| 3027 | &mcc->parent_unrealize); |
| 3028 | |
| 3029 | resettable_class_set_parent_phases(rc, NULL, riscv_cpu_reset_hold, NULL, |
| 3030 | &mcc->parent_phases); |
| 3031 | |
| 3032 | cc->class_by_name = riscv_cpu_class_by_name; |
| 3033 | cc->dump_state = riscv_cpu_dump_state; |
| 3034 | cc->set_pc = riscv_cpu_set_pc; |
| 3035 | cc->get_pc = riscv_cpu_get_pc; |
| 3036 | cc->gdb_read_register = riscv_cpu_gdb_read_register; |
| 3037 | cc->gdb_write_register = riscv_cpu_gdb_write_register; |
| 3038 | cc->gdb_stop_before_watchpoint = true; |
| 3039 | cc->disas_set_info = riscv_cpu_disas_set_info; |
| 3040 | #ifndef CONFIG_USER_ONLY |
| 3041 | cc->sysemu_ops = &riscv_sysemu_ops; |
| 3042 | cc->get_arch_id = riscv_get_arch_id; |
| 3043 | #endif |
| 3044 | cc->gdb_arch_name = riscv_gdb_arch_name; |
| 3045 | #ifdef CONFIG_TCG |
| 3046 | cc->tcg_ops = &riscv_tcg_ops; |
| 3047 | #endif /* CONFIG_TCG */ |
| 3048 | |
| 3049 | device_class_set_props(dc, riscv_cpu_properties); |
| 3050 | } |
| 3051 | |
| 3052 | static bool profile_extends(RISCVCPUProfile *trial, RISCVCPUProfile *parent) |
| 3053 | { |
| 3054 | RISCVCPUProfile *curr; |
| 3055 | if (!parent) { |
| 3056 | return true; |
| 3057 | } |
| 3058 | |
| 3059 | curr = trial; |
| 3060 | while (curr) { |
| 3061 | if (curr == parent) { |
| 3062 | return true; |
| 3063 | } |
| 3064 | curr = curr->u_parent; |
| 3065 | } |
| 3066 | |
| 3067 | curr = trial; |
| 3068 | while (curr) { |
| 3069 | if (curr == parent) { |
| 3070 | return true; |
| 3071 | } |
| 3072 | curr = curr->s_parent; |
| 3073 | } |
| 3074 | |
| 3075 | return false; |
| 3076 | } |
| 3077 | |
| 3078 | static void riscv_cpu_class_base_init(ObjectClass *c, const void *data) |
| 3079 | { |
| 3080 | RISCVCPUClass *mcc = RISCV_CPU_CLASS(c); |
| 3081 | RISCVCPUClass *pcc = RISCV_CPU_CLASS(object_class_get_parent(c)); |
| 3082 | |
| 3083 | if (pcc->def) { |
| 3084 | mcc->def = g_memdup2(pcc->def, sizeof(*pcc->def)); |
| 3085 | } else { |
| 3086 | mcc->def = g_new0(RISCVCPUDef, 1); |
| 3087 | } |
| 3088 | |
| 3089 | if (data) { |
| 3090 | const RISCVCPUDef *def = data; |
| 3091 | mcc->def->bare |= def->bare; |
| 3092 | if (def->profile) { |
| 3093 | assert(profile_extends(def->profile, mcc->def->profile)); |
| 3094 | assert(mcc->def->bare); |
| 3095 | mcc->def->profile = def->profile; |
| 3096 | } |
| 3097 | if (def->misa_mxl_max) { |
| 3098 | assert(def->misa_mxl_max <= MXL_RV128); |
| 3099 | mcc->def->misa_mxl_max = def->misa_mxl_max; |
| 3100 | |
| 3101 | #ifndef CONFIG_USER_ONLY |
| 3102 | /* |
| 3103 | * Hack to simplify CPU class hierarchies that include both 32- and |
| 3104 | * 64-bit models: reduce SV39/48/57/64 to SV32 for 32-bit models. |
| 3105 | */ |
| 3106 | if (mcc->def->misa_mxl_max == MXL_RV32 && |
| 3107 | !valid_vm_1_10_32[mcc->def->cfg.max_satp_mode]) { |
| 3108 | mcc->def->cfg.max_satp_mode = VM_1_10_SV32; |
| 3109 | } |
| 3110 | |
| 3111 | if (def->num_triggers) { |
| 3112 | mcc->def->num_triggers = def->num_triggers; |
| 3113 | } |
| 3114 | #endif |
| 3115 | } |
| 3116 | if (def->priv_spec != RISCV_PROFILE_ATTR_UNUSED) { |
| 3117 | assert(def->priv_spec <= PRIV_VERSION_LATEST); |
| 3118 | mcc->def->priv_spec = def->priv_spec; |
| 3119 | } |
| 3120 | if (def->vext_spec != RISCV_PROFILE_ATTR_UNUSED) { |
| 3121 | assert(def->vext_spec != 0); |
| 3122 | mcc->def->vext_spec = def->vext_spec; |
| 3123 | } |
| 3124 | mcc->def->misa_ext |= def->misa_ext; |
| 3125 | |
| 3126 | riscv_cpu_cfg_merge(&mcc->def->cfg, &def->cfg); |
| 3127 | |
| 3128 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 3129 | if (def->custom_csrs) { |
| 3130 | assert(!mcc->def->custom_csrs); |
| 3131 | mcc->def->custom_csrs = def->custom_csrs; |
| 3132 | } |
| 3133 | #endif |
| 3134 | } |
| 3135 | |
| 3136 | if (!object_class_is_abstract(c)) { |
| 3137 | riscv_cpu_validate_misa_mxl(mcc); |
| 3138 | } |
| 3139 | } |
| 3140 | |
| 3141 | static void riscv_isa_string_ext(RISCVCPU *cpu, char **isa_str, |
| 3142 | int max_str_len) |
| 3143 | { |
| 3144 | const RISCVIsaExtData *edata; |
| 3145 | char *old = *isa_str; |
| 3146 | char *new = *isa_str; |
| 3147 | |
| 3148 | for (edata = isa_edata_arr; edata && edata->name; edata++) { |
| 3149 | if (isa_ext_is_enabled(cpu, edata->ext_enable_offset)) { |
| 3150 | new = g_strconcat(old, "_", edata->name, NULL); |
| 3151 | g_free(old); |
| 3152 | old = new; |
| 3153 | } |
| 3154 | } |
| 3155 | |
| 3156 | *isa_str = new; |
| 3157 | } |
| 3158 | |
| 3159 | char *riscv_isa_string(RISCVCPU *cpu) |
| 3160 | { |
| 3161 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(cpu); |
| 3162 | int i; |
| 3163 | const size_t maxlen = sizeof("rv128") + sizeof(riscv_single_letter_exts); |
| 3164 | char *isa_str = g_new(char, maxlen); |
| 3165 | int xlen = riscv_cpu_max_xlen(mcc); |
| 3166 | char *p = isa_str + snprintf(isa_str, maxlen, "rv%d", xlen); |
| 3167 | |
| 3168 | for (i = 0; i < sizeof(riscv_single_letter_exts) - 1; i++) { |
| 3169 | if (cpu->env.misa_ext & RV(riscv_single_letter_exts[i])) { |
| 3170 | *p++ = qemu_tolower(riscv_single_letter_exts[i]); |
| 3171 | } |
| 3172 | } |
| 3173 | *p = '\0'; |
| 3174 | if (!cpu->cfg.short_isa_string) { |
| 3175 | riscv_isa_string_ext(cpu, &isa_str, maxlen); |
| 3176 | } |
| 3177 | return isa_str; |
| 3178 | } |
| 3179 | |
| 3180 | #ifndef CONFIG_USER_ONLY |
| 3181 | static char **riscv_isa_extensions_list(RISCVCPU *cpu, int *count) |
| 3182 | { |
| 3183 | int maxlen = ARRAY_SIZE(riscv_single_letter_exts) + ARRAY_SIZE(isa_edata_arr); |
| 3184 | char **extensions = g_new(char *, maxlen); |
| 3185 | |
| 3186 | for (int i = 0; i < sizeof(riscv_single_letter_exts) - 1; i++) { |
| 3187 | if (cpu->env.misa_ext & RV(riscv_single_letter_exts[i])) { |
| 3188 | extensions[*count] = g_new(char, 2); |
| 3189 | snprintf(extensions[*count], 2, "%c", |
| 3190 | qemu_tolower(riscv_single_letter_exts[i])); |
| 3191 | (*count)++; |
| 3192 | } |
| 3193 | } |
| 3194 | |
| 3195 | for (const RISCVIsaExtData *edata = isa_edata_arr; edata->name; edata++) { |
| 3196 | if (isa_ext_is_enabled(cpu, edata->ext_enable_offset)) { |
| 3197 | extensions[*count] = g_strdup(edata->name); |
| 3198 | (*count)++; |
| 3199 | } |
| 3200 | } |
| 3201 | |
| 3202 | return extensions; |
| 3203 | } |
| 3204 | |
| 3205 | void riscv_isa_write_fdt(RISCVCPU *cpu, void *fdt, char *nodename) |
| 3206 | { |
| 3207 | RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(cpu); |
| 3208 | const size_t maxlen = sizeof("rv128i"); |
| 3209 | g_autofree char *isa_base = g_new(char, maxlen); |
| 3210 | g_autofree char *riscv_isa; |
| 3211 | char **isa_extensions; |
| 3212 | int count = 0; |
| 3213 | int xlen = riscv_cpu_max_xlen(mcc); |
| 3214 | |
| 3215 | riscv_isa = riscv_isa_string(cpu); |
| 3216 | qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", riscv_isa); |
| 3217 | |
| 3218 | snprintf(isa_base, maxlen, "rv%di", xlen & 0xFF); |
| 3219 | qemu_fdt_setprop_string(fdt, nodename, "riscv,isa-base", isa_base); |
| 3220 | |
| 3221 | isa_extensions = riscv_isa_extensions_list(cpu, &count); |
| 3222 | qemu_fdt_setprop_string_array(fdt, nodename, "riscv,isa-extensions", |
| 3223 | isa_extensions, count); |
| 3224 | |
| 3225 | for (int i = 0; i < count; i++) { |
| 3226 | g_free(isa_extensions[i]); |
| 3227 | } |
| 3228 | |
| 3229 | g_free(isa_extensions); |
| 3230 | } |
| 3231 | #endif |
| 3232 | |
| 3233 | #define DEFINE_ABSTRACT_RISCV_CPU(type_name, parent_type_name, ...) \ |
| 3234 | { \ |
| 3235 | .name = (type_name), \ |
| 3236 | .parent = (parent_type_name), \ |
| 3237 | .abstract = true, \ |
| 3238 | .class_data = &(const RISCVCPUDef) { \ |
| 3239 | .priv_spec = RISCV_PROFILE_ATTR_UNUSED, \ |
| 3240 | .vext_spec = RISCV_PROFILE_ATTR_UNUSED, \ |
| 3241 | .cfg.max_satp_mode = -1, \ |
| 3242 | __VA_ARGS__ \ |
| 3243 | }, \ |
| 3244 | } |
| 3245 | |
| 3246 | #define DEFINE_RISCV_CPU(type_name, parent_type_name, ...) \ |
| 3247 | { \ |
| 3248 | .name = (type_name), \ |
| 3249 | .parent = (parent_type_name), \ |
| 3250 | .class_data = &(const RISCVCPUDef) { \ |
| 3251 | .priv_spec = RISCV_PROFILE_ATTR_UNUSED, \ |
| 3252 | .vext_spec = RISCV_PROFILE_ATTR_UNUSED, \ |
| 3253 | .cfg.max_satp_mode = -1, \ |
| 3254 | __VA_ARGS__ \ |
| 3255 | }, \ |
| 3256 | } |
| 3257 | |
| 3258 | #define DEFINE_PROFILE_CPU(type_name, parent_type_name, profile_) \ |
| 3259 | DEFINE_RISCV_CPU(type_name, parent_type_name, \ |
| 3260 | .profile = &(profile_)) |
| 3261 | |
| 3262 | static void riscv_cpu_instance_finalize(Object *obj) |
| 3263 | { |
| 3264 | RISCVCPU *cpu = RISCV_CPU(obj); |
| 3265 | |
| 3266 | #ifndef CONFIG_USER_ONLY |
| 3267 | g_clear_pointer(&cpu->pmu_timer, timer_free); |
| 3268 | g_clear_pointer(&cpu->pmu_event_ctr_map, g_hash_table_destroy); |
| 3269 | #endif |
| 3270 | g_clear_pointer(&cpu->user_options, g_hash_table_destroy); |
| 3271 | } |
| 3272 | |
| 3273 | static const TypeInfo riscv_cpu_type_infos[] = { |
| 3274 | { |
| 3275 | .name = TYPE_RISCV_CPU, |
| 3276 | .parent = TYPE_CPU, |
| 3277 | .instance_size = sizeof(RISCVCPU), |
| 3278 | .instance_align = __alignof(RISCVCPU), |
| 3279 | .instance_init = riscv_cpu_init, |
| 3280 | .instance_finalize = riscv_cpu_instance_finalize, |
| 3281 | .abstract = true, |
| 3282 | .class_size = sizeof(RISCVCPUClass), |
| 3283 | .class_init = riscv_cpu_common_class_init, |
| 3284 | .class_base_init = riscv_cpu_class_base_init, |
| 3285 | }, |
| 3286 | |
| 3287 | DEFINE_ABSTRACT_RISCV_CPU(TYPE_RISCV_DYNAMIC_CPU, TYPE_RISCV_CPU, |
| 3288 | .cfg.mmu = true, |
| 3289 | .cfg.pmp = true, |
| 3290 | .priv_spec = PRIV_VERSION_LATEST, |
| 3291 | ), |
| 3292 | |
| 3293 | DEFINE_ABSTRACT_RISCV_CPU(TYPE_RISCV_VENDOR_CPU, TYPE_RISCV_CPU), |
| 3294 | DEFINE_ABSTRACT_RISCV_CPU(TYPE_RISCV_BARE_CPU, TYPE_RISCV_CPU, |
| 3295 | /* |
| 3296 | * Bare CPUs do not inherit the timer and performance |
| 3297 | * counters from the parent class (see riscv_cpu_init() |
| 3298 | * for info on why the parent enables them). |
| 3299 | * |
| 3300 | * Users have to explicitly enable these counters for |
| 3301 | * bare CPUs. |
| 3302 | */ |
| 3303 | .bare = true, |
| 3304 | |
| 3305 | /* Set to QEMU's first supported priv version */ |
| 3306 | .priv_spec = PRIV_VERSION_1_10_0, |
| 3307 | |
| 3308 | /* |
| 3309 | * Support all available satp_mode settings. By default |
| 3310 | * only MBARE will be available if the user doesn't enable |
| 3311 | * a mode manually (see riscv_cpu_satp_mode_finalize()). |
| 3312 | */ |
| 3313 | #ifdef TARGET_RISCV32 |
| 3314 | .cfg.max_satp_mode = VM_1_10_SV32, |
| 3315 | #else |
| 3316 | .cfg.max_satp_mode = VM_1_10_SV57, |
| 3317 | #endif |
| 3318 | ), |
| 3319 | |
| 3320 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_MAX, TYPE_RISCV_DYNAMIC_CPU, |
| 3321 | #if defined(TARGET_RISCV32) |
| 3322 | .misa_mxl_max = MXL_RV32, |
| 3323 | .cfg.max_satp_mode = VM_1_10_SV32, |
| 3324 | #elif defined(TARGET_RISCV64) |
| 3325 | .misa_mxl_max = MXL_RV64, |
| 3326 | .cfg.max_satp_mode = VM_1_10_SV57, |
| 3327 | #endif |
| 3328 | ), |
| 3329 | |
| 3330 | DEFINE_ABSTRACT_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_E, TYPE_RISCV_VENDOR_CPU, |
| 3331 | .misa_ext = RVI | RVM | RVA | RVC | RVU, |
| 3332 | .priv_spec = PRIV_VERSION_1_10_0, |
| 3333 | .cfg.max_satp_mode = VM_1_10_MBARE, |
| 3334 | .cfg.ext_zifencei = true, |
| 3335 | .cfg.ext_zicsr = true, |
| 3336 | .cfg.pmp = true, |
| 3337 | .cfg.pmp_regions = 8 |
| 3338 | ), |
| 3339 | |
| 3340 | DEFINE_ABSTRACT_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_U, TYPE_RISCV_VENDOR_CPU, |
| 3341 | .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU, |
| 3342 | .priv_spec = PRIV_VERSION_1_10_0, |
| 3343 | |
| 3344 | .cfg.max_satp_mode = VM_1_10_SV39, |
| 3345 | .cfg.ext_zifencei = true, |
| 3346 | .cfg.ext_zicsr = true, |
| 3347 | .cfg.mmu = true, |
| 3348 | .cfg.pmp = true, |
| 3349 | .cfg.pmp_regions = 8 |
| 3350 | ), |
| 3351 | |
| 3352 | #if defined(TARGET_RISCV32) || \ |
| 3353 | (defined(TARGET_RISCV64) && !defined(CONFIG_USER_ONLY)) |
| 3354 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_BASE32, TYPE_RISCV_DYNAMIC_CPU, |
| 3355 | .cfg.max_satp_mode = VM_1_10_SV32, |
| 3356 | .misa_mxl_max = MXL_RV32, |
| 3357 | |
| 3358 | /* Default extensions as of QEMU 11.1. */ |
| 3359 | .cfg.ext_zicbom = true, |
| 3360 | .cfg.ext_zicbop = true, |
| 3361 | .cfg.ext_zicboz = true, |
| 3362 | .cfg.ext_zicclsm = true, |
| 3363 | .cfg.ext_zicntr = true, |
| 3364 | .cfg.ext_zicsr = true, |
| 3365 | .cfg.ext_zifencei = true, |
| 3366 | .cfg.ext_zihintntl = true, |
| 3367 | .cfg.ext_zihintpause = true, |
| 3368 | .cfg.ext_zihpm = true, |
| 3369 | .cfg.ext_zawrs = true, |
| 3370 | .cfg.ext_zfa = true, |
| 3371 | .cfg.ext_zba = true, |
| 3372 | .cfg.ext_zbb = true, |
| 3373 | .cfg.ext_zbc = true, |
| 3374 | .cfg.ext_zbs = true, |
| 3375 | .cfg.ext_sstc = true, |
| 3376 | .cfg.ext_svadu = true, |
| 3377 | .cfg.ext_svvptc = true, |
| 3378 | ), |
| 3379 | |
| 3380 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_IBEX, TYPE_RISCV_VENDOR_CPU, |
| 3381 | .misa_mxl_max = MXL_RV32, |
| 3382 | .misa_ext = RVI | RVM | RVC | RVU, |
| 3383 | .priv_spec = PRIV_VERSION_1_12_0, |
| 3384 | .cfg.max_satp_mode = VM_1_10_MBARE, |
| 3385 | .cfg.ext_zifencei = true, |
| 3386 | .cfg.ext_zicsr = true, |
| 3387 | .cfg.pmp = true, |
| 3388 | .cfg.ext_smepmp = true, |
| 3389 | |
| 3390 | .cfg.ext_zba = true, |
| 3391 | .cfg.ext_zbb = true, |
| 3392 | .cfg.ext_zbc = true, |
| 3393 | .cfg.ext_zbs = true, |
| 3394 | .cfg.ext_xlrbr = true |
| 3395 | ), |
| 3396 | |
| 3397 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_E31, TYPE_RISCV_CPU_SIFIVE_E, |
| 3398 | .misa_mxl_max = MXL_RV32 |
| 3399 | ), |
| 3400 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_E34, TYPE_RISCV_CPU_SIFIVE_E, |
| 3401 | .misa_mxl_max = MXL_RV32, |
| 3402 | .misa_ext = RVF, /* IMAFCU */ |
| 3403 | ), |
| 3404 | |
| 3405 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_U34, TYPE_RISCV_CPU_SIFIVE_U, |
| 3406 | .misa_mxl_max = MXL_RV32, |
| 3407 | ), |
| 3408 | |
| 3409 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_RV32I, TYPE_RISCV_BARE_CPU, |
| 3410 | .misa_mxl_max = MXL_RV32, |
| 3411 | .misa_ext = RVI |
| 3412 | ), |
| 3413 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_RV32E, TYPE_RISCV_BARE_CPU, |
| 3414 | .misa_mxl_max = MXL_RV32, |
| 3415 | .misa_ext = RVE |
| 3416 | ), |
| 3417 | #endif |
| 3418 | |
| 3419 | #if (defined(TARGET_RISCV64) && !defined(CONFIG_USER_ONLY)) |
| 3420 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_MAX32, TYPE_RISCV_DYNAMIC_CPU, |
| 3421 | .cfg.max_satp_mode = VM_1_10_SV32, |
| 3422 | .misa_mxl_max = MXL_RV32, |
| 3423 | ), |
| 3424 | #endif |
| 3425 | |
| 3426 | #if defined(TARGET_RISCV64) |
| 3427 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_BASE64, TYPE_RISCV_DYNAMIC_CPU, |
| 3428 | .cfg.max_satp_mode = VM_1_10_SV57, |
| 3429 | .misa_mxl_max = MXL_RV64, |
| 3430 | |
| 3431 | /* Default extensions as of QEMU 11.1. */ |
| 3432 | .cfg.ext_zicbom = true, |
| 3433 | .cfg.ext_zicbop = true, |
| 3434 | .cfg.ext_zicboz = true, |
| 3435 | .cfg.ext_zicclsm = true, |
| 3436 | .cfg.ext_zicntr = true, |
| 3437 | .cfg.ext_zicsr = true, |
| 3438 | .cfg.ext_zifencei = true, |
| 3439 | .cfg.ext_zihintntl = true, |
| 3440 | .cfg.ext_zihintpause = true, |
| 3441 | .cfg.ext_zihpm = true, |
| 3442 | .cfg.ext_zawrs = true, |
| 3443 | .cfg.ext_zfa = true, |
| 3444 | .cfg.ext_zba = true, |
| 3445 | .cfg.ext_zbb = true, |
| 3446 | .cfg.ext_zbc = true, |
| 3447 | .cfg.ext_zbs = true, |
| 3448 | .cfg.ext_sstc = true, |
| 3449 | .cfg.ext_svadu = true, |
| 3450 | .cfg.ext_svvptc = true, |
| 3451 | ), |
| 3452 | |
| 3453 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_E51, TYPE_RISCV_CPU_SIFIVE_E, |
| 3454 | .misa_mxl_max = MXL_RV64 |
| 3455 | ), |
| 3456 | |
| 3457 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SIFIVE_U54, TYPE_RISCV_CPU_SIFIVE_U, |
| 3458 | .misa_mxl_max = MXL_RV64, |
| 3459 | ), |
| 3460 | |
| 3461 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_SHAKTI_C, TYPE_RISCV_CPU_SIFIVE_U, |
| 3462 | .misa_mxl_max = MXL_RV64, |
| 3463 | ), |
| 3464 | |
| 3465 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_THEAD_C906, TYPE_RISCV_VENDOR_CPU, |
| 3466 | .misa_mxl_max = MXL_RV64, |
| 3467 | .misa_ext = RVG | RVC | RVS | RVU, |
| 3468 | .priv_spec = PRIV_VERSION_1_11_0, |
| 3469 | |
| 3470 | .cfg.ext_zfa = true, |
| 3471 | .cfg.ext_zfh = true, |
| 3472 | .cfg.mmu = true, |
| 3473 | .cfg.ext_xtheadba = true, |
| 3474 | .cfg.ext_xtheadbb = true, |
| 3475 | .cfg.ext_xtheadbs = true, |
| 3476 | .cfg.ext_xtheadcmo = true, |
| 3477 | .cfg.ext_xtheadcondmov = true, |
| 3478 | .cfg.ext_xtheadfmemidx = true, |
| 3479 | .cfg.ext_xtheadmac = true, |
| 3480 | .cfg.ext_xtheadmemidx = true, |
| 3481 | .cfg.ext_xtheadmempair = true, |
| 3482 | .cfg.ext_xtheadsync = true, |
| 3483 | .cfg.pmp = true, |
| 3484 | |
| 3485 | .cfg.mvendorid = THEAD_VENDOR_ID, |
| 3486 | |
| 3487 | .cfg.max_satp_mode = VM_1_10_SV39, |
| 3488 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 3489 | .custom_csrs = th_csr_list, |
| 3490 | #endif |
| 3491 | ), |
| 3492 | |
| 3493 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_THEAD_C908, TYPE_RISCV_VENDOR_CPU, |
| 3494 | .misa_mxl_max = MXL_RV64, |
| 3495 | .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU, |
| 3496 | .priv_spec = PRIV_VERSION_1_12_0, |
| 3497 | |
| 3498 | /* ISA extensions */ |
| 3499 | .cfg.ext_xtheadba = true, |
| 3500 | .cfg.ext_xtheadbb = true, |
| 3501 | .cfg.ext_xtheadbs = true, |
| 3502 | .cfg.ext_xtheadcmo = true, |
| 3503 | .cfg.ext_xtheadcondmov = true, |
| 3504 | .cfg.ext_xtheadfmv = true, |
| 3505 | .cfg.ext_xtheadfmemidx = true, |
| 3506 | .cfg.ext_xtheadmac = true, |
| 3507 | .cfg.ext_xtheadmemidx = true, |
| 3508 | .cfg.ext_xtheadmempair = true, |
| 3509 | .cfg.ext_xtheadsync = true, |
| 3510 | .cfg.ext_smepmp = true, |
| 3511 | .cfg.ext_sscofpmf = true, |
| 3512 | .cfg.ext_sstc = true, |
| 3513 | .cfg.ext_svpbmt = true, |
| 3514 | .cfg.ext_svinval = true, |
| 3515 | .cfg.ext_svnapot = true, |
| 3516 | .cfg.ext_zba = true, |
| 3517 | .cfg.ext_zbb = true, |
| 3518 | .cfg.ext_zbc = true, |
| 3519 | .cfg.ext_zbs = true, |
| 3520 | .cfg.ext_zkt = true, |
| 3521 | .cfg.ext_zbkc = true, |
| 3522 | .cfg.ext_zicclsm = true, |
| 3523 | .cfg.ext_zicsr = true, |
| 3524 | .cfg.ext_zifencei = true, |
| 3525 | .cfg.ext_zihintpause = true, |
| 3526 | .cfg.ext_zicbom = true, |
| 3527 | .cfg.ext_zicboz = true, |
| 3528 | |
| 3529 | .cfg.pmp = true, |
| 3530 | .cfg.mmu = true, |
| 3531 | .cfg.max_satp_mode = VM_1_10_SV48, |
| 3532 | |
| 3533 | .cfg.marchid = 0x8d143000, |
| 3534 | .cfg.mvendorid = THEAD_VENDOR_ID, |
| 3535 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 3536 | .custom_csrs = th_csr_list, |
| 3537 | #endif |
| 3538 | ), |
| 3539 | |
| 3540 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_THEAD_C908V, TYPE_RISCV_CPU_THEAD_C908, |
| 3541 | .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU | RVV, |
| 3542 | .vext_spec = VEXT_VERSION_1_00_0, |
| 3543 | ), |
| 3544 | |
| 3545 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_TT_ASCALON, TYPE_RISCV_VENDOR_CPU, |
| 3546 | .misa_mxl_max = MXL_RV64, |
| 3547 | .misa_ext = RVG | RVC | RVS | RVU | RVH | RVV, |
| 3548 | .priv_spec = PRIV_VERSION_1_13_0, |
| 3549 | .vext_spec = VEXT_VERSION_1_00_0, |
| 3550 | |
| 3551 | /* ISA extensions */ |
| 3552 | .cfg.mmu = true, |
| 3553 | .cfg.vlenb = 256 >> 3, |
| 3554 | .cfg.elen = 64, |
| 3555 | .cfg.rvv_ma_all_1s = true, |
| 3556 | .cfg.rvv_ta_all_1s = true, |
| 3557 | .cfg.misa_w = true, |
| 3558 | .cfg.pmp = true, |
| 3559 | .cfg.cbom_blocksize = 64, |
| 3560 | .cfg.cbop_blocksize = 64, |
| 3561 | .cfg.cboz_blocksize = 64, |
| 3562 | .cfg.ext_zic64b = true, |
| 3563 | .cfg.ext_zicbom = true, |
| 3564 | .cfg.ext_zicbop = true, |
| 3565 | .cfg.ext_zicboz = true, |
| 3566 | .cfg.ext_zicclsm = true, |
| 3567 | .cfg.ext_zicntr = true, |
| 3568 | .cfg.ext_zicond = true, |
| 3569 | .cfg.ext_zicsr = true, |
| 3570 | .cfg.ext_zifencei = true, |
| 3571 | .cfg.ext_zihintntl = true, |
| 3572 | .cfg.ext_zihintpause = true, |
| 3573 | .cfg.ext_zihpm = true, |
| 3574 | .cfg.ext_zimop = true, |
| 3575 | .cfg.ext_zawrs = true, |
| 3576 | .cfg.ext_zfa = true, |
| 3577 | .cfg.ext_zfbfmin = true, |
| 3578 | .cfg.ext_zfh = true, |
| 3579 | .cfg.ext_zfhmin = true, |
| 3580 | .cfg.ext_zcb = true, |
| 3581 | .cfg.ext_zcmop = true, |
| 3582 | .cfg.ext_zba = true, |
| 3583 | .cfg.ext_zbb = true, |
| 3584 | .cfg.ext_zbs = true, |
| 3585 | .cfg.ext_zkr = true, |
| 3586 | .cfg.ext_zkt = true, |
| 3587 | .cfg.ext_zvbb = true, |
| 3588 | .cfg.ext_zvbc = true, |
| 3589 | .cfg.ext_zvfbfmin = true, |
| 3590 | .cfg.ext_zvfbfwma = true, |
| 3591 | .cfg.ext_zvfh = true, |
| 3592 | .cfg.ext_zvfhmin = true, |
| 3593 | .cfg.ext_zvkng = true, |
| 3594 | .cfg.ext_smaia = true, |
| 3595 | .cfg.ext_smstateen = true, |
| 3596 | .cfg.ext_ssaia = true, |
| 3597 | .cfg.ext_sscofpmf = true, |
| 3598 | .cfg.ext_sstc = true, |
| 3599 | .cfg.ext_svade = true, |
| 3600 | .cfg.ext_svinval = true, |
| 3601 | .cfg.ext_svnapot = true, |
| 3602 | .cfg.ext_svpbmt = true, |
| 3603 | |
| 3604 | .cfg.mvendorid = TENSTORRENT_VENDOR_ID, |
| 3605 | |
| 3606 | .cfg.max_satp_mode = VM_1_10_SV57, |
| 3607 | ), |
| 3608 | |
| 3609 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_VEYRON_V1, TYPE_RISCV_VENDOR_CPU, |
| 3610 | .misa_mxl_max = MXL_RV64, |
| 3611 | .misa_ext = RVG | RVC | RVS | RVU | RVH, |
| 3612 | .priv_spec = PRIV_VERSION_1_12_0, |
| 3613 | |
| 3614 | /* ISA extensions */ |
| 3615 | .cfg.mmu = true, |
| 3616 | .cfg.ext_zicclsm = true, |
| 3617 | .cfg.ext_zifencei = true, |
| 3618 | .cfg.ext_zicsr = true, |
| 3619 | .cfg.pmp = true, |
| 3620 | .cfg.ext_zicbom = true, |
| 3621 | .cfg.cbom_blocksize = 64, |
| 3622 | .cfg.cboz_blocksize = 64, |
| 3623 | .cfg.ext_zicboz = true, |
| 3624 | .cfg.ext_smaia = true, |
| 3625 | .cfg.ext_ssaia = true, |
| 3626 | .cfg.ext_sscofpmf = true, |
| 3627 | .cfg.ext_sstc = true, |
| 3628 | .cfg.ext_svinval = true, |
| 3629 | .cfg.ext_svnapot = true, |
| 3630 | .cfg.ext_svpbmt = true, |
| 3631 | .cfg.ext_smstateen = true, |
| 3632 | .cfg.ext_zba = true, |
| 3633 | .cfg.ext_zbb = true, |
| 3634 | .cfg.ext_zbc = true, |
| 3635 | .cfg.ext_zbs = true, |
| 3636 | .cfg.ext_XVentanaCondOps = true, |
| 3637 | |
| 3638 | .cfg.mvendorid = VEYRON_V1_MVENDORID, |
| 3639 | .cfg.marchid = VEYRON_V1_MARCHID, |
| 3640 | .cfg.mimpid = VEYRON_V1_MIMPID, |
| 3641 | |
| 3642 | .cfg.max_satp_mode = VM_1_10_SV48, |
| 3643 | ), |
| 3644 | |
| 3645 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_XIANGSHAN_NANHU, TYPE_RISCV_VENDOR_CPU, |
| 3646 | .misa_mxl_max = MXL_RV64, |
| 3647 | .misa_ext = RVG | RVC | RVB | RVS | RVU, |
| 3648 | .priv_spec = PRIV_VERSION_1_12_0, |
| 3649 | |
| 3650 | /* ISA extensions */ |
| 3651 | .cfg.ext_zbc = true, |
| 3652 | .cfg.ext_zbkb = true, |
| 3653 | .cfg.ext_zbkc = true, |
| 3654 | .cfg.ext_zbkx = true, |
| 3655 | .cfg.ext_zknd = true, |
| 3656 | .cfg.ext_zkne = true, |
| 3657 | .cfg.ext_zknh = true, |
| 3658 | .cfg.ext_zksed = true, |
| 3659 | .cfg.ext_zksh = true, |
| 3660 | .cfg.ext_svinval = true, |
| 3661 | |
| 3662 | .cfg.mmu = true, |
| 3663 | .cfg.pmp = true, |
| 3664 | |
| 3665 | .cfg.max_satp_mode = VM_1_10_SV39, |
| 3666 | ), |
| 3667 | |
| 3668 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_XIANGSHAN_KMH, TYPE_RISCV_VENDOR_CPU, |
| 3669 | .misa_mxl_max = MXL_RV64, |
| 3670 | .misa_ext = RVG | RVC | RVB | RVS | RVU | RVH | RVV, |
| 3671 | .priv_spec = PRIV_VERSION_1_13_0, |
| 3672 | /* |
| 3673 | * The RISC-V Instruction Set Manual: Volume I |
| 3674 | * Unprivileged Architecture |
| 3675 | */ |
| 3676 | .cfg.ext_zicclsm = true, |
| 3677 | .cfg.ext_zicntr = true, |
| 3678 | .cfg.ext_zihpm = true, |
| 3679 | .cfg.ext_zihintntl = true, |
| 3680 | .cfg.ext_zihintpause = true, |
| 3681 | .cfg.ext_zimop = true, |
| 3682 | .cfg.ext_zcmop = true, |
| 3683 | .cfg.ext_zicond = true, |
| 3684 | .cfg.ext_zawrs = true, |
| 3685 | .cfg.ext_zacas = true, |
| 3686 | .cfg.ext_zfh = true, |
| 3687 | .cfg.ext_zfa = true, |
| 3688 | .cfg.ext_zcb = true, |
| 3689 | .cfg.ext_zbc = true, |
| 3690 | .cfg.ext_zvfh = true, |
| 3691 | .cfg.ext_zkn = true, |
| 3692 | .cfg.ext_zks = true, |
| 3693 | .cfg.ext_zkt = true, |
| 3694 | .cfg.ext_zvbb = true, |
| 3695 | .cfg.ext_zvkt = true, |
| 3696 | /* |
| 3697 | * The RISC-V Instruction Set Manual: Volume II |
| 3698 | * Privileged Architecture |
| 3699 | */ |
| 3700 | .cfg.ext_smstateen = true, |
| 3701 | .cfg.ext_smcsrind = true, |
| 3702 | .cfg.ext_sscsrind = true, |
| 3703 | .cfg.ext_svnapot = true, |
| 3704 | .cfg.ext_svpbmt = true, |
| 3705 | .cfg.ext_svinval = true, |
| 3706 | .cfg.ext_sstc = true, |
| 3707 | .cfg.ext_sscofpmf = true, |
| 3708 | .cfg.ext_ssdbltrp = true, |
| 3709 | .cfg.ext_ssnpm = true, |
| 3710 | .cfg.ext_smnpm = true, |
| 3711 | .cfg.ext_smmpm = true, |
| 3712 | .cfg.ext_sspm = true, |
| 3713 | .cfg.ext_supm = true, |
| 3714 | /* The RISC-V Advanced Interrupt Architecture */ |
| 3715 | .cfg.ext_smaia = true, |
| 3716 | .cfg.ext_ssaia = true, |
| 3717 | /* RVA23 Profiles */ |
| 3718 | .cfg.ext_zicbom = true, |
| 3719 | .cfg.ext_zicbop = true, |
| 3720 | .cfg.ext_zicboz = true, |
| 3721 | .cfg.ext_svade = true, |
| 3722 | .cfg.mmu = true, |
| 3723 | .cfg.pmp = true, |
| 3724 | .cfg.max_satp_mode = VM_1_10_SV48, |
| 3725 | ), |
| 3726 | |
| 3727 | /* https://mips.com/products/hardware/p8700/ */ |
| 3728 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_MIPS_P8700, TYPE_RISCV_VENDOR_CPU, |
| 3729 | .misa_mxl_max = MXL_RV64, |
| 3730 | .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU, |
| 3731 | .priv_spec = PRIV_VERSION_1_12_0, |
| 3732 | .cfg.max_satp_mode = VM_1_10_SV48, |
| 3733 | .cfg.ext_zicclsm = true, |
| 3734 | .cfg.ext_zifencei = true, |
| 3735 | .cfg.ext_zicsr = true, |
| 3736 | .cfg.mmu = true, |
| 3737 | .cfg.pmp = true, |
| 3738 | .cfg.ext_zba = true, |
| 3739 | .cfg.ext_zbb = true, |
| 3740 | .cfg.ext_xmipslsp = true, |
| 3741 | .cfg.ext_xmipscbop = true, |
| 3742 | .cfg.ext_xmipscmov = true, |
| 3743 | .cfg.marchid = 0x8000000000000201, |
| 3744 | .cfg.mvendorid = MIPS_VENDOR_ID, |
| 3745 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 3746 | .custom_csrs = mips_csr_list, |
| 3747 | #endif |
| 3748 | ), |
| 3749 | |
| 3750 | #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) |
| 3751 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_BASE128, TYPE_RISCV_DYNAMIC_CPU, |
| 3752 | .cfg.max_satp_mode = VM_1_10_SV57, |
| 3753 | .misa_mxl_max = MXL_RV128, |
| 3754 | ), |
| 3755 | #endif /* CONFIG_TCG */ |
| 3756 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_RV64I, TYPE_RISCV_BARE_CPU, |
| 3757 | .misa_mxl_max = MXL_RV64, |
| 3758 | .misa_ext = RVI |
| 3759 | ), |
| 3760 | DEFINE_RISCV_CPU(TYPE_RISCV_CPU_RV64E, TYPE_RISCV_BARE_CPU, |
| 3761 | .misa_mxl_max = MXL_RV64, |
| 3762 | .misa_ext = RVE |
| 3763 | ), |
| 3764 | |
| 3765 | DEFINE_PROFILE_CPU(TYPE_RISCV_CPU_RVA22U64, TYPE_RISCV_CPU_RV64I, RVA22U64), |
| 3766 | DEFINE_PROFILE_CPU(TYPE_RISCV_CPU_RVA22S64, TYPE_RISCV_CPU_RV64I, RVA22S64), |
| 3767 | DEFINE_PROFILE_CPU(TYPE_RISCV_CPU_RVA23U64, TYPE_RISCV_CPU_RV64I, RVA23U64), |
| 3768 | DEFINE_PROFILE_CPU(TYPE_RISCV_CPU_RVA23S64, TYPE_RISCV_CPU_RV64I, RVA23S64), |
| 3769 | #endif /* TARGET_RISCV64 */ |
| 3770 | }; |
| 3771 | |
| 3772 | DEFINE_TYPES(riscv_cpu_type_infos) |