target/i386/monitor.c

   1 /*
   2  * QEMU monitor
   3  *
   4  * Copyright (c) 2003-2004 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #include "qemu/osdep.h"
  26 #include "cpu.h"
  27 #include "monitor/monitor.h"
  28 #include "monitor/hmp-target.h"
  29 #include "qapi/qmp/qdict.h"
  30 #include "hw/i386/pc.h"
  31 #include "sysemu/kvm.h"
  32 #include "sysemu/sev.h"
  33 #include "hmp.h"
  34 #include "qapi/error.h"
  35 #include "sev_i386.h"
  36 #include "qapi/qapi-commands-misc.h"
  37
  38 /* Perform linear address sign extension */
  39 static hwaddr addr_canonical(CPUArchState *env, hwaddr addr)
  40 {
  41 #ifdef TARGET_X86_64
  42     if (env->cr[4] & CR4_LA57_MASK) {
  43         if (addr & (1ULL << 56)) {
  44             addr |= (hwaddr)-(1LL << 57);
  45         }
  46     } else {
  47         if (addr & (1ULL << 47)) {
  48             addr |= (hwaddr)-(1LL << 48);
  49         }
  50     }
  51 #endif
  52     return addr;
  53 }
  54
  55 static void print_pte(Monitor *mon, CPUArchState *env, hwaddr addr,
  56                       hwaddr pte, hwaddr mask)
  57 {
  58     addr = addr_canonical(env, addr);
  59
  60     monitor_printf(mon, TARGET_FMT_plx ": " TARGET_FMT_plx
  61                    " %c%c%c%c%c%c%c%c%c\n",
  62                    addr,
  63                    pte & mask,
  64                    pte & PG_NX_MASK ? 'X' : '-',
  65                    pte & PG_GLOBAL_MASK ? 'G' : '-',
  66                    pte & PG_PSE_MASK ? 'P' : '-',
  67                    pte & PG_DIRTY_MASK ? 'D' : '-',
  68                    pte & PG_ACCESSED_MASK ? 'A' : '-',
  69                    pte & PG_PCD_MASK ? 'C' : '-',
  70                    pte & PG_PWT_MASK ? 'T' : '-',
  71                    pte & PG_USER_MASK ? 'U' : '-',
  72                    pte & PG_RW_MASK ? 'W' : '-');
  73 }
  74
  75 static void tlb_info_32(Monitor *mon, CPUArchState *env)
  76 {
  77     unsigned int l1, l2;
  78     uint32_t pgd, pde, pte;
  79
  80     pgd = env->cr[3] & ~0xfff;
  81     for(l1 = 0; l1 < 1024; l1++) {
  82         cpu_physical_memory_read(pgd + l1 * 4, &pde, 4);
  83         pde = le32_to_cpu(pde);
  84         if (pde & PG_PRESENT_MASK) {
  85             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
  86                 /* 4M pages */
  87                 print_pte(mon, env, (l1 << 22), pde, ~((1 << 21) - 1));
  88             } else {
  89                 for(l2 = 0; l2 < 1024; l2++) {
  90                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, &pte, 4);
  91                     pte = le32_to_cpu(pte);
  92                     if (pte & PG_PRESENT_MASK) {
  93                         print_pte(mon, env, (l1 << 22) + (l2 << 12),
  94                                   pte & ~PG_PSE_MASK,
  95                                   ~0xfff);
  96                     }
  97                 }
  98             }
  99         }
 100     }
 101 }
 102
 103 static void tlb_info_pae32(Monitor *mon, CPUArchState *env)
 104 {
 105     unsigned int l1, l2, l3;
 106     uint64_t pdpe, pde, pte;
 107     uint64_t pdp_addr, pd_addr, pt_addr;
 108
 109     pdp_addr = env->cr[3] & ~0x1f;
 110     for (l1 = 0; l1 < 4; l1++) {
 111         cpu_physical_memory_read(pdp_addr + l1 * 8, &pdpe, 8);
 112         pdpe = le64_to_cpu(pdpe);
 113         if (pdpe & PG_PRESENT_MASK) {
 114             pd_addr = pdpe & 0x3fffffffff000ULL;
 115             for (l2 = 0; l2 < 512; l2++) {
 116                 cpu_physical_memory_read(pd_addr + l2 * 8, &pde, 8);
 117                 pde = le64_to_cpu(pde);
 118                 if (pde & PG_PRESENT_MASK) {
 119                     if (pde & PG_PSE_MASK) {
 120                         /* 2M pages with PAE, CR4.PSE is ignored */
 121                         print_pte(mon, env, (l1 << 30) + (l2 << 21), pde,
 122                                   ~((hwaddr)(1 << 20) - 1));
 123                     } else {
 124                         pt_addr = pde & 0x3fffffffff000ULL;
 125                         for (l3 = 0; l3 < 512; l3++) {
 126                             cpu_physical_memory_read(pt_addr + l3 * 8, &pte, 8);
 127                             pte = le64_to_cpu(pte);
 128                             if (pte & PG_PRESENT_MASK) {
 129                                 print_pte(mon, env, (l1 << 30) + (l2 << 21)
 130                                           + (l3 << 12),
 131                                           pte & ~PG_PSE_MASK,
 132                                           ~(hwaddr)0xfff);
 133                             }
 134                         }
 135                     }
 136                 }
 137             }
 138         }
 139     }
 140 }
 141
 142 #ifdef TARGET_X86_64
 143 static void tlb_info_la48(Monitor *mon, CPUArchState *env,
 144         uint64_t l0, uint64_t pml4_addr)
 145 {
 146     uint64_t l1, l2, l3, l4;
 147     uint64_t pml4e, pdpe, pde, pte;
 148     uint64_t pdp_addr, pd_addr, pt_addr;
 149
 150     for (l1 = 0; l1 < 512; l1++) {
 151         cpu_physical_memory_read(pml4_addr + l1 * 8, &pml4e, 8);
 152         pml4e = le64_to_cpu(pml4e);
 153         if (!(pml4e & PG_PRESENT_MASK)) {
 154             continue;
 155         }
 156
 157         pdp_addr = pml4e & 0x3fffffffff000ULL;
 158         for (l2 = 0; l2 < 512; l2++) {
 159             cpu_physical_memory_read(pdp_addr + l2 * 8, &pdpe, 8);
 160             pdpe = le64_to_cpu(pdpe);
 161             if (!(pdpe & PG_PRESENT_MASK)) {
 162                 continue;
 163             }
 164
 165             if (pdpe & PG_PSE_MASK) {
 166                 /* 1G pages, CR4.PSE is ignored */
 167                 print_pte(mon, env, (l0 << 48) + (l1 << 39) + (l2 << 30),
 168                         pdpe, 0x3ffffc0000000ULL);
 169                 continue;
 170             }
 171
 172             pd_addr = pdpe & 0x3fffffffff000ULL;
 173             for (l3 = 0; l3 < 512; l3++) {
 174                 cpu_physical_memory_read(pd_addr + l3 * 8, &pde, 8);
 175                 pde = le64_to_cpu(pde);
 176                 if (!(pde & PG_PRESENT_MASK)) {
 177                     continue;
 178                 }
 179
 180                 if (pde & PG_PSE_MASK) {
 181                     /* 2M pages, CR4.PSE is ignored */
 182                     print_pte(mon, env, (l0 << 48) + (l1 << 39) + (l2 << 30) +
 183                             (l3 << 21), pde, 0x3ffffffe00000ULL);
 184                     continue;
 185                 }
 186
 187                 pt_addr = pde & 0x3fffffffff000ULL;
 188                 for (l4 = 0; l4 < 512; l4++) {
 189                     cpu_physical_memory_read(pt_addr
 190                             + l4 * 8,
 191                             &pte, 8);
 192                     pte = le64_to_cpu(pte);
 193                     if (pte & PG_PRESENT_MASK) {
 194                         print_pte(mon, env, (l0 << 48) + (l1 << 39) +
 195                                 (l2 << 30) + (l3 << 21) + (l4 << 12),
 196                                 pte & ~PG_PSE_MASK, 0x3fffffffff000ULL);
 197                     }
 198                 }
 199             }
 200         }
 201     }
 202 }
 203
 204 static void tlb_info_la57(Monitor *mon, CPUArchState *env)
 205 {
 206     uint64_t l0;
 207     uint64_t pml5e;
 208     uint64_t pml5_addr;
 209
 210     pml5_addr = env->cr[3] & 0x3fffffffff000ULL;
 211     for (l0 = 0; l0 < 512; l0++) {
 212         cpu_physical_memory_read(pml5_addr + l0 * 8, &pml5e, 8);
 213         pml5e = le64_to_cpu(pml5e);
 214         if (pml5e & PG_PRESENT_MASK) {
 215             tlb_info_la48(mon, env, l0, pml5e & 0x3fffffffff000ULL);
 216         }
 217     }
 218 }
 219 #endif /* TARGET_X86_64 */
 220
 221 void hmp_info_tlb(Monitor *mon, const QDict *qdict)
 222 {
 223     CPUArchState *env;
 224
 225     env = mon_get_cpu_env();
 226     if (!env) {
 227         monitor_printf(mon, "No CPU available\n");
 228         return;
 229     }
 230
 231     if (!(env->cr[0] & CR0_PG_MASK)) {
 232         monitor_printf(mon, "PG disabled\n");
 233         return;
 234     }
 235     if (env->cr[4] & CR4_PAE_MASK) {
 236 #ifdef TARGET_X86_64
 237         if (env->hflags & HF_LMA_MASK) {
 238             if (env->cr[4] & CR4_LA57_MASK) {
 239                 tlb_info_la57(mon, env);
 240             } else {
 241                 tlb_info_la48(mon, env, 0, env->cr[3] & 0x3fffffffff000ULL);
 242             }
 243         } else
 244 #endif
 245         {
 246             tlb_info_pae32(mon, env);
 247         }
 248     } else {
 249         tlb_info_32(mon, env);
 250     }
 251 }
 252
 253 static void mem_print(Monitor *mon, CPUArchState *env,
 254                       hwaddr *pstart, int *plast_prot,
 255                       hwaddr end, int prot)
 256 {
 257     int prot1;
 258     prot1 = *plast_prot;
 259     if (prot != prot1) {
 260         if (*pstart != -1) {
 261             monitor_printf(mon, TARGET_FMT_plx "-" TARGET_FMT_plx " "
 262                            TARGET_FMT_plx " %c%c%c\n",
 263                            addr_canonical(env, *pstart),
 264                            addr_canonical(env, end),
 265                            addr_canonical(env, end - *pstart),
 266                            prot1 & PG_USER_MASK ? 'u' : '-',
 267                            'r',
 268                            prot1 & PG_RW_MASK ? 'w' : '-');
 269         }
 270         if (prot != 0)
 271             *pstart = end;
 272         else
 273             *pstart = -1;
 274         *plast_prot = prot;
 275     }
 276 }
 277
 278 static void mem_info_32(Monitor *mon, CPUArchState *env)
 279 {
 280     unsigned int l1, l2;
 281     int prot, last_prot;
 282     uint32_t pgd, pde, pte;
 283     hwaddr start, end;
 284
 285     pgd = env->cr[3] & ~0xfff;
 286     last_prot = 0;
 287     start = -1;
 288     for(l1 = 0; l1 < 1024; l1++) {
 289         cpu_physical_memory_read(pgd + l1 * 4, &pde, 4);
 290         pde = le32_to_cpu(pde);
 291         end = l1 << 22;
 292         if (pde & PG_PRESENT_MASK) {
 293             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
 294                 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
 295                 mem_print(mon, env, &start, &last_prot, end, prot);
 296             } else {
 297                 for(l2 = 0; l2 < 1024; l2++) {
 298                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, &pte, 4);
 299                     pte = le32_to_cpu(pte);
 300                     end = (l1 << 22) + (l2 << 12);
 301                     if (pte & PG_PRESENT_MASK) {
 302                         prot = pte & pde &
 303                             (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
 304                     } else {
 305                         prot = 0;
 306                     }
 307                     mem_print(mon, env, &start, &last_prot, end, prot);
 308                 }
 309             }
 310         } else {
 311             prot = 0;
 312             mem_print(mon, env, &start, &last_prot, end, prot);
 313         }
 314     }
 315     /* Flush last range */
 316     mem_print(mon, env, &start, &last_prot, (hwaddr)1 << 32, 0);
 317 }
 318
 319 static void mem_info_pae32(Monitor *mon, CPUArchState *env)
 320 {
 321     unsigned int l1, l2, l3;
 322     int prot, last_prot;
 323     uint64_t pdpe, pde, pte;
 324     uint64_t pdp_addr, pd_addr, pt_addr;
 325     hwaddr start, end;
 326
 327     pdp_addr = env->cr[3] & ~0x1f;
 328     last_prot = 0;
 329     start = -1;
 330     for (l1 = 0; l1 < 4; l1++) {
 331         cpu_physical_memory_read(pdp_addr + l1 * 8, &pdpe, 8);
 332         pdpe = le64_to_cpu(pdpe);
 333         end = l1 << 30;
 334         if (pdpe & PG_PRESENT_MASK) {
 335             pd_addr = pdpe & 0x3fffffffff000ULL;
 336             for (l2 = 0; l2 < 512; l2++) {
 337                 cpu_physical_memory_read(pd_addr + l2 * 8, &pde, 8);
 338                 pde = le64_to_cpu(pde);
 339                 end = (l1 << 30) + (l2 << 21);
 340                 if (pde & PG_PRESENT_MASK) {
 341                     if (pde & PG_PSE_MASK) {
 342                         prot = pde & (PG_USER_MASK | PG_RW_MASK |
 343                                       PG_PRESENT_MASK);
 344                         mem_print(mon, env, &start, &last_prot, end, prot);
 345                     } else {
 346                         pt_addr = pde & 0x3fffffffff000ULL;
 347                         for (l3 = 0; l3 < 512; l3++) {
 348                             cpu_physical_memory_read(pt_addr + l3 * 8, &pte, 8);
 349                             pte = le64_to_cpu(pte);
 350                             end = (l1 << 30) + (l2 << 21) + (l3 << 12);
 351                             if (pte & PG_PRESENT_MASK) {
 352                                 prot = pte & pde & (PG_USER_MASK | PG_RW_MASK |
 353                                                     PG_PRESENT_MASK);
 354                             } else {
 355                                 prot = 0;
 356                             }
 357                             mem_print(mon, env, &start, &last_prot, end, prot);
 358                         }
 359                     }
 360                 } else {
 361                     prot = 0;
 362                     mem_print(mon, env, &start, &last_prot, end, prot);
 363                 }
 364             }
 365         } else {
 366             prot = 0;
 367             mem_print(mon, env, &start, &last_prot, end, prot);
 368         }
 369     }
 370     /* Flush last range */
 371     mem_print(mon, env, &start, &last_prot, (hwaddr)1 << 32, 0);
 372 }
 373
 374
 375 #ifdef TARGET_X86_64
 376 static void mem_info_la48(Monitor *mon, CPUArchState *env)
 377 {
 378     int prot, last_prot;
 379     uint64_t l1, l2, l3, l4;
 380     uint64_t pml4e, pdpe, pde, pte;
 381     uint64_t pml4_addr, pdp_addr, pd_addr, pt_addr, start, end;
 382
 383     pml4_addr = env->cr[3] & 0x3fffffffff000ULL;
 384     last_prot = 0;
 385     start = -1;
 386     for (l1 = 0; l1 < 512; l1++) {
 387         cpu_physical_memory_read(pml4_addr + l1 * 8, &pml4e, 8);
 388         pml4e = le64_to_cpu(pml4e);
 389         end = l1 << 39;
 390         if (pml4e & PG_PRESENT_MASK) {
 391             pdp_addr = pml4e & 0x3fffffffff000ULL;
 392             for (l2 = 0; l2 < 512; l2++) {
 393                 cpu_physical_memory_read(pdp_addr + l2 * 8, &pdpe, 8);
 394                 pdpe = le64_to_cpu(pdpe);
 395                 end = (l1 << 39) + (l2 << 30);
 396                 if (pdpe & PG_PRESENT_MASK) {
 397                     if (pdpe & PG_PSE_MASK) {
 398                         prot = pdpe & (PG_USER_MASK | PG_RW_MASK |
 399                                        PG_PRESENT_MASK);
 400                         prot &= pml4e;
 401                         mem_print(mon, env, &start, &last_prot, end, prot);
 402                     } else {
 403                         pd_addr = pdpe & 0x3fffffffff000ULL;
 404                         for (l3 = 0; l3 < 512; l3++) {
 405                             cpu_physical_memory_read(pd_addr + l3 * 8, &pde, 8);
 406                             pde = le64_to_cpu(pde);
 407                             end = (l1 << 39) + (l2 << 30) + (l3 << 21);
 408                             if (pde & PG_PRESENT_MASK) {
 409                                 if (pde & PG_PSE_MASK) {
 410                                     prot = pde & (PG_USER_MASK | PG_RW_MASK |
 411                                                   PG_PRESENT_MASK);
 412                                     prot &= pml4e & pdpe;
 413                                     mem_print(mon, env, &start,
 414                                               &last_prot, end, prot);
 415                                 } else {
 416                                     pt_addr = pde & 0x3fffffffff000ULL;
 417                                     for (l4 = 0; l4 < 512; l4++) {
 418                                         cpu_physical_memory_read(pt_addr
 419                                                                  + l4 * 8,
 420                                                                  &pte, 8);
 421                                         pte = le64_to_cpu(pte);
 422                                         end = (l1 << 39) + (l2 << 30) +
 423                                             (l3 << 21) + (l4 << 12);
 424                                         if (pte & PG_PRESENT_MASK) {
 425                                             prot = pte & (PG_USER_MASK | PG_RW_MASK |
 426                                                           PG_PRESENT_MASK);
 427                                             prot &= pml4e & pdpe & pde;
 428                                         } else {
 429                                             prot = 0;
 430                                         }
 431                                         mem_print(mon, env, &start,
 432                                                   &last_prot, end, prot);
 433                                     }
 434                                 }
 435                             } else {
 436                                 prot = 0;
 437                                 mem_print(mon, env, &start,
 438                                           &last_prot, end, prot);
 439                             }
 440                         }
 441                     }
 442                 } else {
 443                     prot = 0;
 444                     mem_print(mon, env, &start, &last_prot, end, prot);
 445                 }
 446             }
 447         } else {
 448             prot = 0;
 449             mem_print(mon, env, &start, &last_prot, end, prot);
 450         }
 451     }
 452     /* Flush last range */
 453     mem_print(mon, env, &start, &last_prot, (hwaddr)1 << 48, 0);
 454 }
 455
 456 static void mem_info_la57(Monitor *mon, CPUArchState *env)
 457 {
 458     int prot, last_prot;
 459     uint64_t l0, l1, l2, l3, l4;
 460     uint64_t pml5e, pml4e, pdpe, pde, pte;
 461     uint64_t pml5_addr, pml4_addr, pdp_addr, pd_addr, pt_addr, start, end;
 462
 463     pml5_addr = env->cr[3] & 0x3fffffffff000ULL;
 464     last_prot = 0;
 465     start = -1;
 466     for (l0 = 0; l0 < 512; l0++) {
 467         cpu_physical_memory_read(pml5_addr + l0 * 8, &pml5e, 8);
 468         pml5e = le64_to_cpu(pml5e);
 469         end = l0 << 48;
 470         if (!(pml5e & PG_PRESENT_MASK)) {
 471             prot = 0;
 472             mem_print(mon, env, &start, &last_prot, end, prot);
 473             continue;
 474         }
 475
 476         pml4_addr = pml5e & 0x3fffffffff000ULL;
 477         for (l1 = 0; l1 < 512; l1++) {
 478             cpu_physical_memory_read(pml4_addr + l1 * 8, &pml4e, 8);
 479             pml4e = le64_to_cpu(pml4e);
 480             end = (l0 << 48) + (l1 << 39);
 481             if (!(pml4e & PG_PRESENT_MASK)) {
 482                 prot = 0;
 483                 mem_print(mon, env, &start, &last_prot, end, prot);
 484                 continue;
 485             }
 486
 487             pdp_addr = pml4e & 0x3fffffffff000ULL;
 488             for (l2 = 0; l2 < 512; l2++) {
 489                 cpu_physical_memory_read(pdp_addr + l2 * 8, &pdpe, 8);
 490                 pdpe = le64_to_cpu(pdpe);
 491                 end = (l0 << 48) + (l1 << 39) + (l2 << 30);
 492                 if (pdpe & PG_PRESENT_MASK) {
 493                     prot = 0;
 494                     mem_print(mon, env, &start, &last_prot, end, prot);
 495                     continue;
 496                 }
 497
 498                 if (pdpe & PG_PSE_MASK) {
 499                     prot = pdpe & (PG_USER_MASK | PG_RW_MASK |
 500                             PG_PRESENT_MASK);
 501                     prot &= pml5e & pml4e;
 502                     mem_print(mon, env, &start, &last_prot, end, prot);
 503                     continue;
 504                 }
 505
 506                 pd_addr = pdpe & 0x3fffffffff000ULL;
 507                 for (l3 = 0; l3 < 512; l3++) {
 508                     cpu_physical_memory_read(pd_addr + l3 * 8, &pde, 8);
 509                     pde = le64_to_cpu(pde);
 510                     end = (l0 << 48) + (l1 << 39) + (l2 << 30) + (l3 << 21);
 511                     if (pde & PG_PRESENT_MASK) {
 512                         prot = 0;
 513                         mem_print(mon, env, &start, &last_prot, end, prot);
 514                         continue;
 515                     }
 516
 517                     if (pde & PG_PSE_MASK) {
 518                         prot = pde & (PG_USER_MASK | PG_RW_MASK |
 519                                 PG_PRESENT_MASK);
 520                         prot &= pml5e & pml4e & pdpe;
 521                         mem_print(mon, env, &start, &last_prot, end, prot);
 522                         continue;
 523                     }
 524
 525                     pt_addr = pde & 0x3fffffffff000ULL;
 526                     for (l4 = 0; l4 < 512; l4++) {
 527                         cpu_physical_memory_read(pt_addr + l4 * 8, &pte, 8);
 528                         pte = le64_to_cpu(pte);
 529                         end = (l0 << 48) + (l1 << 39) + (l2 << 30) +
 530                             (l3 << 21) + (l4 << 12);
 531                         if (pte & PG_PRESENT_MASK) {
 532                             prot = pte & (PG_USER_MASK | PG_RW_MASK |
 533                                     PG_PRESENT_MASK);
 534                             prot &= pml5e & pml4e & pdpe & pde;
 535                         } else {
 536                             prot = 0;
 537                         }
 538                         mem_print(mon, env, &start, &last_prot, end, prot);
 539                     }
 540                 }
 541             }
 542         }
 543     }
 544     /* Flush last range */
 545     mem_print(mon, env, &start, &last_prot, (hwaddr)1 << 57, 0);
 546 }
 547 #endif /* TARGET_X86_64 */
 548
 549 void hmp_info_mem(Monitor *mon, const QDict *qdict)
 550 {
 551     CPUArchState *env;
 552
 553     env = mon_get_cpu_env();
 554     if (!env) {
 555         monitor_printf(mon, "No CPU available\n");
 556         return;
 557     }
 558
 559     if (!(env->cr[0] & CR0_PG_MASK)) {
 560         monitor_printf(mon, "PG disabled\n");
 561         return;
 562     }
 563     if (env->cr[4] & CR4_PAE_MASK) {
 564 #ifdef TARGET_X86_64
 565         if (env->hflags & HF_LMA_MASK) {
 566             if (env->cr[4] & CR4_LA57_MASK) {
 567                 mem_info_la57(mon, env);
 568             } else {
 569                 mem_info_la48(mon, env);
 570             }
 571         } else
 572 #endif
 573         {
 574             mem_info_pae32(mon, env);
 575         }
 576     } else {
 577         mem_info_32(mon, env);
 578     }
 579 }
 580
 581 void hmp_mce(Monitor *mon, const QDict *qdict)
 582 {
 583     X86CPU *cpu;
 584     CPUState *cs;
 585     int cpu_index = qdict_get_int(qdict, "cpu_index");
 586     int bank = qdict_get_int(qdict, "bank");
 587     uint64_t status = qdict_get_int(qdict, "status");
 588     uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
 589     uint64_t addr = qdict_get_int(qdict, "addr");
 590     uint64_t misc = qdict_get_int(qdict, "misc");
 591     int flags = MCE_INJECT_UNCOND_AO;
 592
 593     if (qdict_get_try_bool(qdict, "broadcast", false)) {
 594         flags |= MCE_INJECT_BROADCAST;
 595     }
 596     cs = qemu_get_cpu(cpu_index);
 597     if (cs != NULL) {
 598         cpu = X86_CPU(cs);
 599         cpu_x86_inject_mce(mon, cpu, bank, status, mcg_status, addr, misc,
 600                            flags);
 601     }
 602 }
 603
 604 static target_long monitor_get_pc(const struct MonitorDef *md, int val)
 605 {
 606     CPUArchState *env = mon_get_cpu_env();
 607     return env->eip + env->segs[R_CS].base;
 608 }
 609
 610 const MonitorDef monitor_defs[] = {
 611 #define SEG(name, seg) \
 612     { name, offsetof(CPUX86State, segs[seg].selector), NULL, MD_I32 },\
 613     { name ".base", offsetof(CPUX86State, segs[seg].base) },\
 614     { name ".limit", offsetof(CPUX86State, segs[seg].limit), NULL, MD_I32 },
 615
 616     { "eax", offsetof(CPUX86State, regs[0]) },
 617     { "ecx", offsetof(CPUX86State, regs[1]) },
 618     { "edx", offsetof(CPUX86State, regs[2]) },
 619     { "ebx", offsetof(CPUX86State, regs[3]) },
 620     { "esp|sp", offsetof(CPUX86State, regs[4]) },
 621     { "ebp|fp", offsetof(CPUX86State, regs[5]) },
 622     { "esi", offsetof(CPUX86State, regs[6]) },
 623     { "edi", offsetof(CPUX86State, regs[7]) },
 624 #ifdef TARGET_X86_64
 625     { "r8", offsetof(CPUX86State, regs[8]) },
 626     { "r9", offsetof(CPUX86State, regs[9]) },
 627     { "r10", offsetof(CPUX86State, regs[10]) },
 628     { "r11", offsetof(CPUX86State, regs[11]) },
 629     { "r12", offsetof(CPUX86State, regs[12]) },
 630     { "r13", offsetof(CPUX86State, regs[13]) },
 631     { "r14", offsetof(CPUX86State, regs[14]) },
 632     { "r15", offsetof(CPUX86State, regs[15]) },
 633 #endif
 634     { "eflags", offsetof(CPUX86State, eflags) },
 635     { "eip", offsetof(CPUX86State, eip) },
 636     SEG("cs", R_CS)
 637     SEG("ds", R_DS)
 638     SEG("es", R_ES)
 639     SEG("ss", R_SS)
 640     SEG("fs", R_FS)
 641     SEG("gs", R_GS)
 642     { "pc", 0, monitor_get_pc, },
 643     { NULL },
 644 };
 645
 646 const MonitorDef *target_monitor_defs(void)
 647 {
 648     return monitor_defs;
 649 }
 650
 651 void hmp_info_local_apic(Monitor *mon, const QDict *qdict)
 652 {
 653     CPUState *cs;
 654
 655     if (qdict_haskey(qdict, "apic-id")) {
 656         int id = qdict_get_try_int(qdict, "apic-id", 0);
 657         cs = cpu_by_arch_id(id);
 658     } else {
 659         cs = mon_get_cpu();
 660     }
 661
 662
 663     if (!cs) {
 664         monitor_printf(mon, "No CPU available\n");
 665         return;
 666     }
 667     x86_cpu_dump_local_apic_state(cs, (FILE *)mon, monitor_fprintf,
 668                                   CPU_DUMP_FPU);
 669 }
 670
 671 void hmp_info_io_apic(Monitor *mon, const QDict *qdict)
 672 {
 673     monitor_printf(mon, "This command is obsolete and will be "
 674                    "removed soon. Please use 'info pic' instead.\n");
 675 }
 676
 677 SevInfo *qmp_query_sev(Error **errp)
 678 {
 679     SevInfo *info;
 680
 681     info = sev_get_info();
 682     if (!info) {
 683         error_setg(errp, "SEV feature is not available");
 684         return NULL;
 685     }
 686
 687     return info;
 688 }
 689
 690 void hmp_info_sev(Monitor *mon, const QDict *qdict)
 691 {
 692     SevInfo *info = sev_get_info();
 693
 694     if (info && info->enabled) {
 695         monitor_printf(mon, "handle: %d\n", info->handle);
 696         monitor_printf(mon, "state: %s\n", SevState_str(info->state));
 697         monitor_printf(mon, "build: %d\n", info->build_id);
 698         monitor_printf(mon, "api version: %d.%d\n",
 699                        info->api_major, info->api_minor);
 700         monitor_printf(mon, "debug: %s\n",
 701                        info->policy & SEV_POLICY_NODBG ? "off" : "on");
 702         monitor_printf(mon, "key-sharing: %s\n",
 703                        info->policy & SEV_POLICY_NOKS ? "off" : "on");
 704     } else {
 705         monitor_printf(mon, "SEV is not enabled\n");
 706     }
 707
 708     qapi_free_SevInfo(info);
 709 }
 710
 711 SevLaunchMeasureInfo *qmp_query_sev_launch_measure(Error **errp)
 712 {
 713     char *data;
 714     SevLaunchMeasureInfo *info;
 715
 716     data = sev_get_launch_measurement();
 717     if (!data) {
 718         error_setg(errp, "Measurement is not available");
 719         return NULL;
 720     }
 721
 722     info = g_malloc0(sizeof(*info));
 723     info->data = data;
 724
 725     return info;
 726 }
 727
 728 SevCapability *qmp_query_sev_capabilities(Error **errp)
 729 {
 730     SevCapability *data;
 731
 732     data = sev_get_capabilities();
 733     if (!data) {
 734         error_setg(errp, "SEV feature is not available");
 735         return NULL;
 736     }
 737
 738     return data;
 739 }