void pc_dimm_unplug(DeviceState *dev, MachineState *machine)
{
PCDIMMDevice *dimm = PC_DIMM(dev);
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
MemoryRegion *vmstate_mr = ddc->get_vmstate_memory_region(dimm,
&error_abort);
MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort);
memory_device_unplug_region(machine, mr);
vmstate_unregister_ram(vmstate_mr, dev);
}
void pc_dimm_plug(DeviceState *dev, MachineState *machine, uint64_t align,
Error **errp)
{
int slot;
PCDIMMDevice *dimm = PC_DIMM(dev);
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
MemoryRegion *vmstate_mr = ddc->get_vmstate_memory_region(dimm,
&error_abort);
MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort);
Error *local_err = NULL;
uint64_t addr;
addr = object_property_get_uint(OBJECT(dimm),
PC_DIMM_ADDR_PROP, &local_err);
if (local_err) {
goto out;
}
addr = memory_device_get_free_addr(machine, !addr ? NULL : &addr, align,
memory_region_size(mr), &local_err);
if (local_err) {
goto out;
}
object_property_set_uint(OBJECT(dev), addr, PC_DIMM_ADDR_PROP, &local_err);
if (local_err) {
goto out;
}
trace_mhp_pc_dimm_assigned_address(addr);
slot = object_property_get_int(OBJECT(dev), PC_DIMM_SLOT_PROP, &local_err);
if (local_err) {
goto out;
}
slot = pc_dimm_get_free_slot(slot == PC_DIMM_UNASSIGNED_SLOT ? NULL : &slot,
machine->ram_slots, &local_err);
if (local_err) {
goto out;
}
object_property_set_int(OBJECT(dev), slot, PC_DIMM_SLOT_PROP, &local_err);
if (local_err) {
goto out;
}
trace_mhp_pc_dimm_assigned_slot(slot);
memory_device_plug_region(machine, mr, addr);
vmstate_register_ram(vmstate_mr, dev);
out:
error_propagate(errp, local_err);
}
static void pc_dimm_get_size(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
int64_t value;
MemoryRegion *mr;
PCDIMMDevice *dimm = PC_DIMM(obj);
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(obj);
mr = ddc->get_memory_region(dimm);
value = memory_region_size(mr);
visit_type_int(v, name, &value, errp);
}
