xref: /openbmc/qemu/hw/core/machine-hmp-cmds.c (revision f96b157ebb93f94cd56ebbc99bc20982b8fd86ef)
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-accelerator.h"
22 #include "qapi/qapi-commands-machine.h"
23 #include "qobject/qdict.h"
24 #include "qapi/string-output-visitor.h"
25 #include "qemu/error-report.h"
26 #include "system/numa.h"
27 #include "hw/boards.h"
28 
hmp_info_cpus(Monitor * mon,const QDict * qdict)29 void hmp_info_cpus(Monitor *mon, const QDict *qdict)
30 {
31     CpuInfoFastList *cpu_list, *cpu;
32 
33     cpu_list = qmp_query_cpus_fast(NULL);
34 
35     for (cpu = cpu_list; cpu; cpu = cpu->next) {
36         g_autofree char *cpu_model = cpu_model_from_type(cpu->value->qom_type);
37         int active = ' ';
38 
39         if (cpu->value->cpu_index == monitor_get_cpu_index(mon)) {
40             active = '*';
41         }
42 
43         monitor_printf(mon, "%c CPU #%" PRId64 ":", active,
44                        cpu->value->cpu_index);
45         monitor_printf(mon, " thread_id=%" PRId64 " model=%s\n",
46                        cpu->value->thread_id, cpu_model);
47     }
48 
49     qapi_free_CpuInfoFastList(cpu_list);
50 }
51 
hmp_hotpluggable_cpus(Monitor * mon,const QDict * qdict)52 void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict)
53 {
54     Error *err = NULL;
55     HotpluggableCPUList *l = qmp_query_hotpluggable_cpus(&err);
56     HotpluggableCPUList *saved = l;
57     CpuInstanceProperties *c;
58 
59     if (hmp_handle_error(mon, err)) {
60         return;
61     }
62 
63     monitor_printf(mon, "Hotpluggable CPUs:\n");
64     while (l) {
65         monitor_printf(mon, "  type: \"%s\"\n", l->value->type);
66         monitor_printf(mon, "  vcpus_count: \"%" PRIu64 "\"\n",
67                        l->value->vcpus_count);
68         if (l->value->qom_path) {
69             monitor_printf(mon, "  qom_path: \"%s\"\n", l->value->qom_path);
70         }
71 
72         c = l->value->props;
73         monitor_printf(mon, "  CPUInstance Properties:\n");
74         if (c->has_node_id) {
75             monitor_printf(mon, "    node-id: \"%" PRIu64 "\"\n", c->node_id);
76         }
77         if (c->has_drawer_id) {
78             monitor_printf(mon, "    drawer-id: \"%" PRIu64 "\"\n", c->drawer_id);
79         }
80         if (c->has_book_id) {
81             monitor_printf(mon, "    book-id: \"%" PRIu64 "\"\n", c->book_id);
82         }
83         if (c->has_socket_id) {
84             monitor_printf(mon, "    socket-id: \"%" PRIu64 "\"\n", c->socket_id);
85         }
86         if (c->has_die_id) {
87             monitor_printf(mon, "    die-id: \"%" PRIu64 "\"\n", c->die_id);
88         }
89         if (c->has_cluster_id) {
90             monitor_printf(mon, "    cluster-id: \"%" PRIu64 "\"\n",
91                            c->cluster_id);
92         }
93         if (c->has_module_id) {
94             monitor_printf(mon, "    module-id: \"%" PRIu64 "\"\n",
95                            c->module_id);
96         }
97         if (c->has_core_id) {
98             monitor_printf(mon, "    core-id: \"%" PRIu64 "\"\n", c->core_id);
99         }
100         if (c->has_thread_id) {
101             monitor_printf(mon, "    thread-id: \"%" PRIu64 "\"\n", c->thread_id);
102         }
103 
104         l = l->next;
105     }
106 
107     qapi_free_HotpluggableCPUList(saved);
108 }
109 
hmp_info_memdev(Monitor * mon,const QDict * qdict)110 void hmp_info_memdev(Monitor *mon, const QDict *qdict)
111 {
112     Error *err = NULL;
113     MemdevList *memdev_list = qmp_query_memdev(&err);
114     MemdevList *m = memdev_list;
115     Visitor *v;
116     char *str;
117 
118     while (m) {
119         v = string_output_visitor_new(false, &str);
120         visit_type_uint16List(v, NULL, &m->value->host_nodes, &error_abort);
121         monitor_printf(mon, "memory backend: %s\n", m->value->id);
122         monitor_printf(mon, "  size:  %" PRId64 "\n", m->value->size);
123         monitor_printf(mon, "  merge: %s\n",
124                        m->value->merge ? "true" : "false");
125         monitor_printf(mon, "  dump: %s\n",
126                        m->value->dump ? "true" : "false");
127         monitor_printf(mon, "  prealloc: %s\n",
128                        m->value->prealloc ? "true" : "false");
129         monitor_printf(mon, "  share: %s\n",
130                        m->value->share ? "true" : "false");
131         if (m->value->has_reserve) {
132             monitor_printf(mon, "  reserve: %s\n",
133                            m->value->reserve ? "true" : "false");
134         }
135         monitor_printf(mon, "  policy: %s\n",
136                        HostMemPolicy_str(m->value->policy));
137         visit_complete(v, &str);
138         monitor_printf(mon, "  host nodes: %s\n", str);
139 
140         g_free(str);
141         visit_free(v);
142         m = m->next;
143     }
144 
145     monitor_printf(mon, "\n");
146 
147     qapi_free_MemdevList(memdev_list);
148     hmp_handle_error(mon, err);
149 }
150 
hmp_info_kvm(Monitor * mon,const QDict * qdict)151 void hmp_info_kvm(Monitor *mon, const QDict *qdict)
152 {
153     KvmInfo *info;
154 
155     info = qmp_query_kvm(NULL);
156     monitor_printf(mon, "kvm support: ");
157     if (info->present) {
158         monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
159     } else {
160         monitor_printf(mon, "not compiled\n");
161     }
162 
163     qapi_free_KvmInfo(info);
164 }
165 
hmp_info_uuid(Monitor * mon,const QDict * qdict)166 void hmp_info_uuid(Monitor *mon, const QDict *qdict)
167 {
168     UuidInfo *info;
169 
170     info = qmp_query_uuid(NULL);
171     monitor_printf(mon, "%s\n", info->UUID);
172     qapi_free_UuidInfo(info);
173 }
174 
hmp_info_balloon(Monitor * mon,const QDict * qdict)175 void hmp_info_balloon(Monitor *mon, const QDict *qdict)
176 {
177     BalloonInfo *info;
178     Error *err = NULL;
179 
180     info = qmp_query_balloon(&err);
181     if (hmp_handle_error(mon, err)) {
182         return;
183     }
184 
185     monitor_printf(mon, "balloon: actual=%" PRId64 "\n", info->actual >> 20);
186 
187     qapi_free_BalloonInfo(info);
188 }
189 
hmp_system_reset(Monitor * mon,const QDict * qdict)190 void hmp_system_reset(Monitor *mon, const QDict *qdict)
191 {
192     qmp_system_reset(NULL);
193 }
194 
hmp_system_powerdown(Monitor * mon,const QDict * qdict)195 void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
196 {
197     qmp_system_powerdown(NULL);
198 }
199 
hmp_memsave(Monitor * mon,const QDict * qdict)200 void hmp_memsave(Monitor *mon, const QDict *qdict)
201 {
202     uint32_t size = qdict_get_int(qdict, "size");
203     const char *filename = qdict_get_str(qdict, "filename");
204     uint64_t addr = qdict_get_int(qdict, "val");
205     Error *err = NULL;
206     int cpu_index = monitor_get_cpu_index(mon);
207 
208     if (cpu_index < 0) {
209         monitor_printf(mon, "No CPU available\n");
210         return;
211     }
212 
213     qmp_memsave(addr, size, filename, true, cpu_index, &err);
214     hmp_handle_error(mon, err);
215 }
216 
hmp_pmemsave(Monitor * mon,const QDict * qdict)217 void hmp_pmemsave(Monitor *mon, const QDict *qdict)
218 {
219     uint32_t size = qdict_get_int(qdict, "size");
220     const char *filename = qdict_get_str(qdict, "filename");
221     uint64_t addr = qdict_get_int(qdict, "val");
222     Error *err = NULL;
223 
224     qmp_pmemsave(addr, size, filename, &err);
225     hmp_handle_error(mon, err);
226 }
227 
hmp_system_wakeup(Monitor * mon,const QDict * qdict)228 void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
229 {
230     Error *err = NULL;
231 
232     qmp_system_wakeup(&err);
233     hmp_handle_error(mon, err);
234 }
235 
hmp_nmi(Monitor * mon,const QDict * qdict)236 void hmp_nmi(Monitor *mon, const QDict *qdict)
237 {
238     Error *err = NULL;
239 
240     qmp_inject_nmi(&err);
241     hmp_handle_error(mon, err);
242 }
243 
hmp_balloon(Monitor * mon,const QDict * qdict)244 void hmp_balloon(Monitor *mon, const QDict *qdict)
245 {
246     int64_t value = qdict_get_int(qdict, "value");
247     Error *err = NULL;
248 
249     qmp_balloon(value, &err);
250     hmp_handle_error(mon, err);
251 }
252 
hmp_info_memory_devices(Monitor * mon,const QDict * qdict)253 void hmp_info_memory_devices(Monitor *mon, const QDict *qdict)
254 {
255     Error *err = NULL;
256     MemoryDeviceInfoList *info_list = qmp_query_memory_devices(&err);
257     MemoryDeviceInfoList *info;
258     VirtioPMEMDeviceInfo *vpi;
259     VirtioMEMDeviceInfo *vmi;
260     MemoryDeviceInfo *value;
261     PCDIMMDeviceInfo *di;
262     SgxEPCDeviceInfo *se;
263     HvBalloonDeviceInfo *hi;
264 
265     for (info = info_list; info; info = info->next) {
266         value = info->value;
267 
268         if (value) {
269             switch (value->type) {
270             case MEMORY_DEVICE_INFO_KIND_DIMM:
271             case MEMORY_DEVICE_INFO_KIND_NVDIMM:
272                 di = value->type == MEMORY_DEVICE_INFO_KIND_DIMM ?
273                      value->u.dimm.data : value->u.nvdimm.data;
274                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
275                                MemoryDeviceInfoKind_str(value->type),
276                                di->id ? di->id : "");
277                 monitor_printf(mon, "  addr: 0x%" PRIx64 "\n", di->addr);
278                 monitor_printf(mon, "  slot: %" PRId64 "\n", di->slot);
279                 monitor_printf(mon, "  node: %" PRId64 "\n", di->node);
280                 monitor_printf(mon, "  size: %" PRIu64 "\n", di->size);
281                 monitor_printf(mon, "  memdev: %s\n", di->memdev);
282                 monitor_printf(mon, "  hotplugged: %s\n",
283                                di->hotplugged ? "true" : "false");
284                 monitor_printf(mon, "  hotpluggable: %s\n",
285                                di->hotpluggable ? "true" : "false");
286                 break;
287             case MEMORY_DEVICE_INFO_KIND_VIRTIO_PMEM:
288                 vpi = value->u.virtio_pmem.data;
289                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
290                                MemoryDeviceInfoKind_str(value->type),
291                                vpi->id ? vpi->id : "");
292                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", vpi->memaddr);
293                 monitor_printf(mon, "  size: %" PRIu64 "\n", vpi->size);
294                 monitor_printf(mon, "  memdev: %s\n", vpi->memdev);
295                 break;
296             case MEMORY_DEVICE_INFO_KIND_VIRTIO_MEM:
297                 vmi = value->u.virtio_mem.data;
298                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
299                                MemoryDeviceInfoKind_str(value->type),
300                                vmi->id ? vmi->id : "");
301                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", vmi->memaddr);
302                 monitor_printf(mon, "  node: %" PRId64 "\n", vmi->node);
303                 monitor_printf(mon, "  requested-size: %" PRIu64 "\n",
304                                vmi->requested_size);
305                 monitor_printf(mon, "  size: %" PRIu64 "\n", vmi->size);
306                 monitor_printf(mon, "  max-size: %" PRIu64 "\n", vmi->max_size);
307                 monitor_printf(mon, "  block-size: %" PRIu64 "\n",
308                                vmi->block_size);
309                 monitor_printf(mon, "  memdev: %s\n", vmi->memdev);
310                 break;
311             case MEMORY_DEVICE_INFO_KIND_SGX_EPC:
312                 se = value->u.sgx_epc.data;
313                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
314                                MemoryDeviceInfoKind_str(value->type),
315                                se->id ? se->id : "");
316                 monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n", se->memaddr);
317                 monitor_printf(mon, "  size: %" PRIu64 "\n", se->size);
318                 monitor_printf(mon, "  node: %" PRId64 "\n", se->node);
319                 monitor_printf(mon, "  memdev: %s\n", se->memdev);
320                 break;
321             case MEMORY_DEVICE_INFO_KIND_HV_BALLOON:
322                 hi = value->u.hv_balloon.data;
323                 monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
324                                MemoryDeviceInfoKind_str(value->type),
325                                hi->id ? hi->id : "");
326                 if (hi->has_memaddr) {
327                     monitor_printf(mon, "  memaddr: 0x%" PRIx64 "\n",
328                                    hi->memaddr);
329                 }
330                 monitor_printf(mon, "  max-size: %" PRIu64 "\n", hi->max_size);
331                 if (hi->memdev) {
332                     monitor_printf(mon, "  memdev: %s\n", hi->memdev);
333                 }
334                 break;
335             default:
336                 g_assert_not_reached();
337             }
338         }
339     }
340 
341     qapi_free_MemoryDeviceInfoList(info_list);
342     hmp_handle_error(mon, err);
343 }
344 
hmp_info_vm_generation_id(Monitor * mon,const QDict * qdict)345 void hmp_info_vm_generation_id(Monitor *mon, const QDict *qdict)
346 {
347     Error *err = NULL;
348     GuidInfo *info = qmp_query_vm_generation_id(&err);
349     if (info) {
350         monitor_printf(mon, "%s\n", info->guid);
351     }
352     hmp_handle_error(mon, err);
353     qapi_free_GuidInfo(info);
354 }
355 
hmp_info_memory_size_summary(Monitor * mon,const QDict * qdict)356 void hmp_info_memory_size_summary(Monitor *mon, const QDict *qdict)
357 {
358     Error *err = NULL;
359     MemoryInfo *info = qmp_query_memory_size_summary(&err);
360     if (info) {
361         monitor_printf(mon, "base memory: %" PRIu64 "\n",
362                        info->base_memory);
363 
364         if (info->has_plugged_memory) {
365             monitor_printf(mon, "plugged memory: %" PRIu64 "\n",
366                            info->plugged_memory);
367         }
368 
369         qapi_free_MemoryInfo(info);
370     }
371     hmp_handle_error(mon, err);
372 }
373