hw/core/machine-hmp-cmds.c

   1 /*
   2  * HMP commands related to machines and CPUs
   3  *
   4  * Copyright IBM, Corp. 2011
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2.  See
  10  * the COPYING file in the top-level directory.
  11  *
  12  * Contributions after 2012-01-13 are licensed under the terms of the
  13  * GNU GPL, version 2 or (at your option) any later version.
  14  */
  15
  16 #include "qemu/osdep.h"
  17 #include "monitor/hmp.h"
  18 #include "monitor/monitor.h"
  19 #include "qapi/error.h"
  20 #include "qapi/qapi-builtin-visit.h"
  21 #include "qapi/qapi-commands-machine.h"
  22 #include "qapi/qmp/qdict.h"
  23 #include "qapi/string-output-visitor.h"
  24 #include "qemu/error-report.h"
  25 #include "sysemu/numa.h"
  26 #include "hw/boards.h"
  27
  28 void hmp_info_cpus(Monitor *mon, const QDict *qdict)
  29 {
  30     CpuInfoFastList *cpu_list, *cpu;
  31
  32     cpu_list = qmp_query_cpus_fast(NULL);
  33
  34     for (cpu = cpu_list; cpu; cpu = cpu->next) {
  35         int active = ' ';
  36
  37         if (cpu->value->cpu_index == monitor_get_cpu_index(mon)) {
  38             active = '*';
  39         }
  40
  41         monitor_printf(mon, "%c CPU #%" PRId64 ":", active,
  42                        cpu->value->cpu_index);
  43         monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
  44     }
  45
  46     qapi_free_CpuInfoFastList(cpu_list);
  47 }
  48
  49 void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict)
  50 {
  51     Error *err = NULL;
  52     HotpluggableCPUList *l = qmp_query_hotpluggable_cpus(&err);
  53     HotpluggableCPUList *saved = l;
  54     CpuInstanceProperties *c;
  55
  56     if (hmp_handle_error(mon, err)) {
  57         return;
  58     }
  59
  60     monitor_printf(mon, "Hotpluggable CPUs:\n");
  61     while (l) {
  62         monitor_printf(mon, "  type: \"%s\"\n", l->value->type);
  63         monitor_printf(mon, "  vcpus_count: \"%" PRIu64 "\"\n",
  64                        l->value->vcpus_count);
  65         if (l->value->qom_path) {
  66             monitor_printf(mon, "  qom_path: \"%s\"\n", l->value->qom_path);
  67         }
  68
  69         c = l->value->props;
  70         monitor_printf(mon, "  CPUInstance Properties:\n");
  71         if (c->has_node_id) {
  72             monitor_printf(mon, "    node-id: \"%" PRIu64 "\"\n", c->node_id);
  73         }
  74         if (c->has_drawer_id) {
  75             monitor_printf(mon, "    drawer-id: \"%" PRIu64 "\"\n", c->drawer_id);
  76         }
  77         if (c->has_book_id) {
  78             monitor_printf(mon, "    book-id: \"%" PRIu64 "\"\n", c->book_id);
  79         }
  80         if (c->has_socket_id) {
  81             monitor_printf(mon, "    socket-id: \"%" PRIu64 "\"\n", c->socket_id);
  82         }
  83         if (c->has_die_id) {
  84             monitor_printf(mon, "    die-id: \"%" PRIu64 "\"\n", c->die_id);
  85         }
  86         if (c->has_cluster_id) {
  87             monitor_printf(mon, "    cluster-id: \"%" PRIu64 "\"\n",
  88                            c->cluster_id);
  89         }
  90         if (c->has_core_id) {
  91             monitor_printf(mon, "    core-id: \"%" PRIu64 "\"\n", c->core_id);
  92         }
  93         if (c->has_thread_id) {
  94             monitor_printf(mon, "    thread-id: \"%" PRIu64 "\"\n", c->thread_id);
  95         }
  96
  97         l = l->next;
  98     }
  99
 100     qapi_free_HotpluggableCPUList(saved);
 101 }
 102
 103 void hmp_info_memdev(Monitor *mon, const QDict *qdict)
 104 {
 105     Error *err = NULL;
 106     MemdevList *memdev_list = qmp_query_memdev(&err);
 107     MemdevList *m = memdev_list;
 108     Visitor *v;
 109     char *str;
 110
 111     while (m) {
 112         v = string_output_visitor_new(false, &str);
 113         visit_type_uint16List(v, NULL, &m->value->host_nodes, &error_abort);
 114         monitor_printf(mon, "memory backend: %s\n", m->value->id);
 115         monitor_printf(mon, "  size:  %" PRId64 "\n", m->value->size);
 116         monitor_printf(mon, "  merge: %s\n",
 117                        m->value->merge ? "true" : "false");
 118         monitor_printf(mon, "  dump: %s\n",
 119                        m->value->dump ? "true" : "false");
 120         monitor_printf(mon, "  prealloc: %s\n",
 121                        m->value->prealloc ? "true" : "false");
 122         monitor_printf(mon, "  share: %s\n",
 123                        m->value->share ? "true" : "false");
 124         if (m->value->has_reserve) {
 125             monitor_printf(mon, "  reserve: %s\n",
 126                            m->value->reserve ? "true" : "false");
 127         }
 128         monitor_printf(mon, "  policy: %s\n",
 129                        HostMemPolicy_str(m->value->policy));
 130         visit_complete(v, &str);
 131         monitor_printf(mon, "  host nodes: %s\n", str);
 132
 133         g_free(str);
 134         visit_free(v);
 135         m = m->next;
 136     }
 137
 138     monitor_printf(mon, "\n");
 139
 140     qapi_free_MemdevList(memdev_list);
 141     hmp_handle_error(mon, err);
 142 }
 143
 144 void hmp_info_kvm(Monitor *mon, const QDict *qdict)
 145 {
 146     KvmInfo *info;
 147
 148     info = qmp_query_kvm(NULL);
 149     monitor_printf(mon, "kvm support: ");
 150     if (info->present) {
 151         monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
 152     } else {
 153         monitor_printf(mon, "not compiled\n");
 154     }
 155
 156     qapi_free_KvmInfo(info);
 157 }
 158
 159 void hmp_info_uuid(Monitor *mon, const QDict *qdict)
 160 {
 161     UuidInfo *info;
 162
 163     info = qmp_query_uuid(NULL);
 164     monitor_printf(mon, "%s\n", info->UUID);
 165     qapi_free_UuidInfo(info);
 166 }
 167
 168 void hmp_info_balloon(Monitor *mon, const QDict *qdict)
 169 {
 170     BalloonInfo *info;
 171     Error *err = NULL;
 172
 173     info = qmp_query_balloon(&err);
 174     if (hmp_handle_error(mon, err)) {
 175         return;
 176     }
 177
 178     monitor_printf(mon, "balloon: actual=%" PRId64 "\n", info->actual >> 20);
 179
 180     qapi_free_BalloonInfo(info);
 181 }
 182
 183 void hmp_system_reset(Monitor *mon, const QDict *qdict)
 184 {
 185     qmp_system_reset(NULL);
 186 }
 187
 188 void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
 189 {
 190     qmp_system_powerdown(NULL);
 191 }
 192
 193 void hmp_memsave(Monitor *mon, const QDict *qdict)
 194 {
 195     uint32_t size = qdict_get_int(qdict, "size");
 196     const char *filename = qdict_get_str(qdict, "filename");
 197     uint64_t addr = qdict_get_int(qdict, "val");
 198     Error *err = NULL;
 199     int cpu_index = monitor_get_cpu_index(mon);
 200
 201     if (cpu_index < 0) {
 202         monitor_printf(mon, "No CPU available\n");
 203         return;
 204     }
 205
 206     qmp_memsave(addr, size, filename, true, cpu_index, &err);
 207     hmp_handle_error(mon, err);
 208 }
 209
 210 void hmp_pmemsave(Monitor *mon, const QDict *qdict)
 211 {
 212     uint32_t size = qdict_get_int(qdict, "size");
 213     const char *filename = qdict_get_str(qdict, "filename");
 214     uint64_t addr = qdict_get_int(qdict, "val");
 215     Error *err = NULL;
 216
 217     qmp_pmemsave(addr, size, filename, &err);
 218     hmp_handle_error(mon, err);
 219 }
 220
 221 void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
 222 {
 223     Error *err = NULL;
 224
 225     qmp_system_wakeup(&err);
 226     hmp_handle_error(mon, err);
 227 }
 228
 229 void hmp_nmi(Monitor *mon, const QDict *qdict)
 230 {
 231     Error *err = NULL;
 232
 233     qmp_inject_nmi(&err);
 234     hmp_handle_error(mon, err);
 235 }
 236
 237 void hmp_balloon(Monitor *mon, const QDict *qdict)
 238 {
 239     int64_t value = qdict_get_int(qdict, "value");
 240     Error *err = NULL;
 241
 242     qmp_balloon(value, &err);
 243     hmp_handle_error(mon, err);
 244 }
 245
 246 void hmp_info_memory_devices(Monitor *mon, const QDict *qdict)
 247 {
 248     Error *err = NULL;
 249     MemoryDeviceInfoList *info_list = qmp_query_memory_devices(&err);
 250     MemoryDeviceInfoList *info;
 251     VirtioPMEMDeviceInfo *vpi;
 252     VirtioMEMDeviceInfo *vmi;
 253     MemoryDeviceInfo *value;
 254     PCDIMMDeviceInfo *di;
 255     SgxEPCDeviceInfo *se;
 256     HvBalloonDeviceInfo *hi;
 257
 258     for (info = info_list; info; info = info->next) {
 259         value = info->value;
 260
 261         if (value) {
 262             switch (value->type) {
 263             case MEMORY_DEVICE_INFO_KIND_DIMM:
 264             case MEMORY_DEVICE_INFO_KIND_NVDIMM:
 265                 di = value->type == MEMORY_DEVICE_INFO_KIND_DIMM ?
 266                      value->u.dimm.data : value->u.nvdimm.data;
 267                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
 268                                MemoryDeviceInfoKind_str(value->type),
 269                                di->id ? di->id : "");
 270                 monitor_printf(mon, "  addr: 0x%" PRIx64 "\n", di->addr);
 271                 monitor_printf(mon, "  slot: %" PRId64 "\n", di->slot);
 272                 monitor_printf(mon, "  node: %" PRId64 "\n", di->node);
 273                 monitor_printf(mon, "  size: %" PRIu64 "\n", di->size);
 274                 monitor_printf(mon, "  memdev: %s\n", di->memdev);
 275                 monitor_printf(mon, "  hotplugged: %s\n",
 276                                di->hotplugged ? "true" : "false");
 277                 monitor_printf(mon, "  hotpluggable: %s\n",
 278                                di->hotpluggable ? "true" : "false");
 279                 break;
 280             case MEMORY_DEVICE_INFO_KIND_VIRTIO_PMEM:
 281                 vpi = value->u.virtio_pmem.data;
 282                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
 283                                MemoryDeviceInfoKind_str(value->type),
 284                                vpi->id ? vpi->id : "");
 285                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", vpi->memaddr);
 286                 monitor_printf(mon, "  size: %" PRIu64 "\n", vpi->size);
 287                 monitor_printf(mon, "  memdev: %s\n", vpi->memdev);
 288                 break;
 289             case MEMORY_DEVICE_INFO_KIND_VIRTIO_MEM:
 290                 vmi = value->u.virtio_mem.data;
 291                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
 292                                MemoryDeviceInfoKind_str(value->type),
 293                                vmi->id ? vmi->id : "");
 294                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", vmi->memaddr);
 295                 monitor_printf(mon, "  node: %" PRId64 "\n", vmi->node);
 296                 monitor_printf(mon, "  requested-size: %" PRIu64 "\n",
 297                                vmi->requested_size);
 298                 monitor_printf(mon, "  size: %" PRIu64 "\n", vmi->size);
 299                 monitor_printf(mon, "  max-size: %" PRIu64 "\n", vmi->max_size);
 300                 monitor_printf(mon, "  block-size: %" PRIu64 "\n",
 301                                vmi->block_size);
 302                 monitor_printf(mon, "  memdev: %s\n", vmi->memdev);
 303                 break;
 304             case MEMORY_DEVICE_INFO_KIND_SGX_EPC:
 305                 se = value->u.sgx_epc.data;
 306                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
 307                                MemoryDeviceInfoKind_str(value->type),
 308                                se->id ? se->id : "");
 309                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", se->memaddr);
 310                 monitor_printf(mon, "  size: %" PRIu64 "\n", se->size);
 311                 monitor_printf(mon, "  node: %" PRId64 "\n", se->node);
 312                 monitor_printf(mon, "  memdev: %s\n", se->memdev);
 313                 break;
 314             case MEMORY_DEVICE_INFO_KIND_HV_BALLOON:
 315                 hi = value->u.hv_balloon.data;
 316                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
 317                                MemoryDeviceInfoKind_str(value->type),
 318                                hi->id ? hi->id : "");
 319                 if (hi->has_memaddr) {
 320                     monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n",
 321                                    hi->memaddr);
 322                 }
 323                 monitor_printf(mon, "  max-size: %" PRIu64 "\n", hi->max_size);
 324                 if (hi->memdev) {
 325                     monitor_printf(mon, "  memdev: %s\n", hi->memdev);
 326                 }
 327                 break;
 328             default:
 329                 g_assert_not_reached();
 330             }
 331         }
 332     }
 333
 334     qapi_free_MemoryDeviceInfoList(info_list);
 335     hmp_handle_error(mon, err);
 336 }
 337
 338 void hmp_info_vm_generation_id(Monitor *mon, const QDict *qdict)
 339 {
 340     Error *err = NULL;
 341     GuidInfo *info = qmp_query_vm_generation_id(&err);
 342     if (info) {
 343         monitor_printf(mon, "%s\n", info->guid);
 344     }
 345     hmp_handle_error(mon, err);
 346     qapi_free_GuidInfo(info);
 347 }
 348
 349 void hmp_info_memory_size_summary(Monitor *mon, const QDict *qdict)
 350 {
 351     Error *err = NULL;
 352     MemoryInfo *info = qmp_query_memory_size_summary(&err);
 353     if (info) {
 354         monitor_printf(mon, "base memory: %" PRIu64 "\n",
 355                        info->base_memory);
 356
 357         if (info->has_plugged_memory) {
 358             monitor_printf(mon, "plugged memory: %" PRIu64 "\n",
 359                            info->plugged_memory);
 360         }
 361
 362         qapi_free_MemoryInfo(info);
 363     }
 364     hmp_handle_error(mon, err);
 365 }