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
  27 void hmp_info_cpus(Monitor *mon, const QDict *qdict)
  28 {
  29     CpuInfoFastList *cpu_list, *cpu;
  30
  31     cpu_list = qmp_query_cpus_fast(NULL);
  32
  33     for (cpu = cpu_list; cpu; cpu = cpu->next) {
  34         int active = ' ';
  35
  36         if (cpu->value->cpu_index == monitor_get_cpu_index()) {
  37             active = '*';
  38         }
  39
  40         monitor_printf(mon, "%c CPU #%" PRId64 ":", active,
  41                        cpu->value->cpu_index);
  42         monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
  43     }
  44
  45     qapi_free_CpuInfoFastList(cpu_list);
  46 }
  47
  48 void hmp_cpu_add(Monitor *mon, const QDict *qdict)
  49 {
  50     int cpuid;
  51     Error *err = NULL;
  52
  53     error_report("cpu_add is deprecated, please use device_add instead");
  54
  55     cpuid = qdict_get_int(qdict, "id");
  56     qmp_cpu_add(cpuid, &err);
  57     hmp_handle_error(mon, &err);
  58 }
  59
  60 void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict)
  61 {
  62     Error *err = NULL;
  63     HotpluggableCPUList *l = qmp_query_hotpluggable_cpus(&err);
  64     HotpluggableCPUList *saved = l;
  65     CpuInstanceProperties *c;
  66
  67     if (err != NULL) {
  68         hmp_handle_error(mon, &err);
  69         return;
  70     }
  71
  72     monitor_printf(mon, "Hotpluggable CPUs:\n");
  73     while (l) {
  74         monitor_printf(mon, "  type: \"%s\"\n", l->value->type);
  75         monitor_printf(mon, "  vcpus_count: \"%" PRIu64 "\"\n",
  76                        l->value->vcpus_count);
  77         if (l->value->has_qom_path) {
  78             monitor_printf(mon, "  qom_path: \"%s\"\n", l->value->qom_path);
  79         }
  80
  81         c = l->value->props;
  82         monitor_printf(mon, "  CPUInstance Properties:\n");
  83         if (c->has_node_id) {
  84             monitor_printf(mon, "    node-id: \"%" PRIu64 "\"\n", c->node_id);
  85         }
  86         if (c->has_socket_id) {
  87             monitor_printf(mon, "    socket-id: \"%" PRIu64 "\"\n", c->socket_id);
  88         }
  89         if (c->has_die_id) {
  90             monitor_printf(mon, "    die-id: \"%" PRIu64 "\"\n", c->die_id);
  91         }
  92         if (c->has_core_id) {
  93             monitor_printf(mon, "    core-id: \"%" PRIu64 "\"\n", c->core_id);
  94         }
  95         if (c->has_thread_id) {
  96             monitor_printf(mon, "    thread-id: \"%" PRIu64 "\"\n", c->thread_id);
  97         }
  98
  99         l = l->next;
 100     }
 101
 102     qapi_free_HotpluggableCPUList(saved);
 103 }
 104
 105 void hmp_info_memdev(Monitor *mon, const QDict *qdict)
 106 {
 107     Error *err = NULL;
 108     MemdevList *memdev_list = qmp_query_memdev(&err);
 109     MemdevList *m = memdev_list;
 110     Visitor *v;
 111     char *str;
 112
 113     while (m) {
 114         v = string_output_visitor_new(false, &str);
 115         visit_type_uint16List(v, NULL, &m->value->host_nodes, NULL);
 116         monitor_printf(mon, "memory backend: %s\n", m->value->id);
 117         monitor_printf(mon, "  size:  %" PRId64 "\n", m->value->size);
 118         monitor_printf(mon, "  merge: %s\n",
 119                        m->value->merge ? "true" : "false");
 120         monitor_printf(mon, "  dump: %s\n",
 121                        m->value->dump ? "true" : "false");
 122         monitor_printf(mon, "  prealloc: %s\n",
 123                        m->value->prealloc ? "true" : "false");
 124         monitor_printf(mon, "  policy: %s\n",
 125                        HostMemPolicy_str(m->value->policy));
 126         visit_complete(v, &str);
 127         monitor_printf(mon, "  host nodes: %s\n", str);
 128
 129         g_free(str);
 130         visit_free(v);
 131         m = m->next;
 132     }
 133
 134     monitor_printf(mon, "\n");
 135
 136     qapi_free_MemdevList(memdev_list);
 137     hmp_handle_error(mon, &err);
 138 }
 139
 140 void hmp_info_numa(Monitor *mon, const QDict *qdict)
 141 {
 142     int i;
 143     NumaNodeMem *node_mem;
 144     CpuInfoList *cpu_list, *cpu;
 145
 146     cpu_list = qmp_query_cpus(&error_abort);
 147     node_mem = g_new0(NumaNodeMem, nb_numa_nodes);
 148
 149     query_numa_node_mem(node_mem);
 150     monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
 151     for (i = 0; i < nb_numa_nodes; i++) {
 152         monitor_printf(mon, "node %d cpus:", i);
 153         for (cpu = cpu_list; cpu; cpu = cpu->next) {
 154             if (cpu->value->has_props && cpu->value->props->has_node_id &&
 155                 cpu->value->props->node_id == i) {
 156                 monitor_printf(mon, " %" PRIi64, cpu->value->CPU);
 157             }
 158         }
 159         monitor_printf(mon, "\n");
 160         monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
 161                        node_mem[i].node_mem >> 20);
 162         monitor_printf(mon, "node %d plugged: %" PRId64 " MB\n", i,
 163                        node_mem[i].node_plugged_mem >> 20);
 164     }
 165     qapi_free_CpuInfoList(cpu_list);
 166     g_free(node_mem);
 167 }