Add HMP command "info memory-devices"

Provides HMP equivalent of QMP query-memory-devices command.

Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-By: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>

4 files changed, 48 insertions, 0 deletions

diff --git a/hmp-commands.hx b/hmp-commands.hx
index f859f8d29f..0b1a4f778a 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1778,6 +1778,8 @@ show qdev device model list
 show roms
 @item info tpm
 show the TPM device
+@item info memory-devices
+show the memory devices
 @end table
 ETEXI
 
diff --git a/hmp.c b/hmp.c
index 31fb6a15ca..63d76868b9 100644
--- a/hmp.c
+++ b/hmp.c
@@ -1720,3 +1720,41 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict)
 
     qapi_free_MemdevList(memdev_list);
 }
+
+void hmp_info_memory_devices(Monitor *mon, const QDict *qdict)
+{
+    Error *err = NULL;
+    MemoryDeviceInfoList *info_list = qmp_query_memory_devices(&err);
+    MemoryDeviceInfoList *info;
+    MemoryDeviceInfo *value;
+    PCDIMMDeviceInfo *di;
+
+    for (info = info_list; info; info = info->next) {
+        value = info->value;
+
+        if (value) {
+            switch (value->kind) {
+            case MEMORY_DEVICE_INFO_KIND_DIMM:
+                di = value->dimm;
+
+                monitor_printf(mon, "Memory device [%s]: \"%s\"\n",
+                               MemoryDeviceInfoKind_lookup[value->kind],
+                               di->id ? di->id : "");
+                monitor_printf(mon, "  addr: 0x%" PRIx64 "\n", di->addr);
+                monitor_printf(mon, "  slot: %" PRId64 "\n", di->slot);
+                monitor_printf(mon, "  node: %" PRId64 "\n", di->node);
+                monitor_printf(mon, "  size: %" PRIu64 "\n", di->size);
+                monitor_printf(mon, "  memdev: %s\n", di->memdev);
+                monitor_printf(mon, "  hotplugged: %s\n",
+                               di->hotplugged ? "true" : "false");
+                monitor_printf(mon, "  hotpluggable: %s\n",
+                               di->hotpluggable ? "true" : "false");
+                break;
+            default:
+                break;
+            }
+        }
+    }
+
+    qapi_free_MemoryDeviceInfoList(info_list);
+}
diff --git a/hmp.h b/hmp.h
index 4fd3c4a901..4bb5dca45d 100644
--- a/hmp.h
+++ b/hmp.h
@@ -94,6 +94,7 @@ void hmp_cpu_add(Monitor *mon, const QDict *qdict);
 void hmp_object_add(Monitor *mon, const QDict *qdict);
 void hmp_object_del(Monitor *mon, const QDict *qdict);
 void hmp_info_memdev(Monitor *mon, const QDict *qdict);
+void hmp_info_memory_devices(Monitor *mon, const QDict *qdict);
 void object_add_completion(ReadLineState *rs, int nb_args, const char *str);
 void object_del_completion(ReadLineState *rs, int nb_args, const char *str);
 void device_add_completion(ReadLineState *rs, int nb_args, const char *str);
diff --git a/monitor.c b/monitor.c
index 48850afe86..2d14f394d6 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2922,6 +2922,13 @@ static mon_cmd_t info_cmds[] = {
         .mhandler.cmd = hmp_info_memdev,
     },
     {
+        .name       = "memory-devices",
+        .args_type  = "",
+        .params     = "",
+        .help       = "show memory devices",
+        .mhandler.cmd = hmp_info_memory_devices,
+    },
+    {
         .name       = NULL,
     },
 };