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qmp: add query-memory-devices command

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... allowing to get state of present memory devices.
Currently implemented only for PCDIMMDevice.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2014-06-16 19:12:25 +02:00 • committed by Michael S. Tsirkin
parent c3ba309507
commit 6f2e27301d
7 changed files with 138 additions and 0 deletions
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39
hw/mem/pc-dimm.c
View file

@ -23,6 +23,45 @@
#include "qapi/visitor.h"
#include "qemu/range.h"
int qmp_pc_dimm_device_list(Object *obj, void *opaque)
{
MemoryDeviceInfoList ***prev = opaque;
if (object_dynamic_cast(obj, TYPE_PC_DIMM)) {
DeviceState *dev = DEVICE(obj);
if (dev->realized) {
MemoryDeviceInfoList *elem = g_new0(MemoryDeviceInfoList, 1);
MemoryDeviceInfo *info = g_new0(MemoryDeviceInfo, 1);
PCDIMMDeviceInfo *di = g_new0(PCDIMMDeviceInfo, 1);
DeviceClass *dc = DEVICE_GET_CLASS(obj);
PCDIMMDevice *dimm = PC_DIMM(obj);
if (dev->id) {
di->has_id = true;
di->id = g_strdup(dev->id);
}
di->hotplugged = dev->hotplugged;
di->hotpluggable = dc->hotpluggable;
di->addr = dimm->addr;
di->slot = dimm->slot;
di->node = dimm->node;
di->size = object_property_get_int(OBJECT(dimm), PC_DIMM_SIZE_PROP,
NULL);
di->memdev = object_get_canonical_path(OBJECT(dimm->hostmem));
info->dimm = di;
elem->value = info;
elem->next = NULL;
**prev = elem;
*prev = &elem->next;
}
}
object_child_foreach(obj, qmp_pc_dimm_device_list, opaque);
return 0;
}
static int pc_dimm_slot2bitmap(Object *obj, void *opaque)
{
unsigned long *bitmap = opaque;