QLIST_FOREACH(phb, &spapr->phbs, list) {
ret = spapr_populate_pci_dt(phb, PHANDLE_INTC, fdt,
- spapr->irq->nr_msis);
+ spapr->irq->nr_msis, NULL);
if (ret < 0) {
error_report("couldn't setup PCI devices in fdt");
exit(1);
exit(1);
}
+ if (smc->dr_phb_enabled) {
+ ret = spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_PHB);
+ if (ret < 0) {
+ error_report("Couldn't set up PHB DR device tree properties");
+ exit(1);
+ }
+ }
+
return fdt;
}
static void spapr_rtc_create(sPAPRMachineState *spapr)
{
- object_initialize(&spapr->rtc, sizeof(spapr->rtc), TYPE_SPAPR_RTC);
- object_property_add_child(OBJECT(spapr), "rtc", OBJECT(&spapr->rtc),
- &error_fatal);
+ object_initialize_child(OBJECT(spapr), "rtc",
+ &spapr->rtc, sizeof(spapr->rtc), TYPE_SPAPR_RTC,
+ &error_fatal, NULL);
object_property_set_bool(OBJECT(&spapr->rtc), true, "realized",
&error_fatal);
object_property_add_alias(OBJECT(spapr), "rtc-time", OBJECT(&spapr->rtc),
register_savevm_live(NULL, "spapr/htab", -1, 1,
&savevm_htab_handlers, spapr);
+ qbus_set_hotplug_handler(sysbus_get_default(), OBJECT(machine),
+ &error_fatal);
+
qemu_register_boot_set(spapr_boot_set, spapr);
if (kvm_enabled()) {
}
}
-static int spapr_kvm_type(const char *vm_type)
+static int spapr_kvm_type(MachineState *machine, const char *vm_type)
{
if (!vm_type) {
return 0;
error_propagate(errp, local_err);
}
+int spapr_phb_dt_populate(sPAPRDRConnector *drc, sPAPRMachineState *spapr,
+ void *fdt, int *fdt_start_offset, Error **errp)
+{
+ sPAPRPHBState *sphb = SPAPR_PCI_HOST_BRIDGE(drc->dev);
+ int intc_phandle;
+
+ intc_phandle = spapr_irq_get_phandle(spapr, spapr->fdt_blob, errp);
+ if (intc_phandle <= 0) {
+ return -1;
+ }
+
+ if (spapr_populate_pci_dt(sphb, intc_phandle, fdt, spapr->irq->nr_msis,
+ fdt_start_offset)) {
+ error_setg(errp, "unable to create FDT node for PHB %d", sphb->index);
+ return -1;
+ }
+
+ /* generally SLOF creates these, for hotplug it's up to QEMU */
+ _FDT(fdt_setprop_string(fdt, *fdt_start_offset, "name", "pci"));
+
+ return 0;
+}
+
+static void spapr_phb_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
+ Error **errp)
+{
+ sPAPRMachineState *spapr = SPAPR_MACHINE(OBJECT(hotplug_dev));
+ sPAPRPHBState *sphb = SPAPR_PCI_HOST_BRIDGE(dev);
+ sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(spapr);
+ const unsigned windows_supported = spapr_phb_windows_supported(sphb);
+
+ if (dev->hotplugged && !smc->dr_phb_enabled) {
+ error_setg(errp, "PHB hotplug not supported for this machine");
+ return;
+ }
+
+ if (sphb->index == (uint32_t)-1) {
+ error_setg(errp, "\"index\" for PAPR PHB is mandatory");
+ return;
+ }
+
+ /*
+ * This will check that sphb->index doesn't exceed the maximum number of
+ * PHBs for the current machine type.
+ */
+ smc->phb_placement(spapr, sphb->index,
+ &sphb->buid, &sphb->io_win_addr,
+ &sphb->mem_win_addr, &sphb->mem64_win_addr,
+ windows_supported, sphb->dma_liobn, errp);
+}
+
+static void spapr_phb_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
+ Error **errp)
+{
+ sPAPRMachineState *spapr = SPAPR_MACHINE(OBJECT(hotplug_dev));
+ sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(spapr);
+ sPAPRPHBState *sphb = SPAPR_PCI_HOST_BRIDGE(dev);
+ sPAPRDRConnector *drc;
+ bool hotplugged = spapr_drc_hotplugged(dev);
+ Error *local_err = NULL;
+
+ if (!smc->dr_phb_enabled) {
+ return;
+ }
+
+ drc = spapr_drc_by_id(TYPE_SPAPR_DRC_PHB, sphb->index);
+ /* hotplug hooks should check it's enabled before getting this far */
+ assert(drc);
+
+ spapr_drc_attach(drc, DEVICE(dev), &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
+ if (hotplugged) {
+ spapr_hotplug_req_add_by_index(drc);
+ } else {
+ spapr_drc_reset(drc);
+ }
+}
+
+void spapr_phb_release(DeviceState *dev)
+{
+ HotplugHandler *hotplug_ctrl = qdev_get_hotplug_handler(dev);
+
+ hotplug_handler_unplug(hotplug_ctrl, dev, &error_abort);
+}
+
+static void spapr_phb_unplug(HotplugHandler *hotplug_dev, DeviceState *dev)
+{
+ object_unparent(OBJECT(dev));
+}
+
+static void spapr_phb_unplug_request(HotplugHandler *hotplug_dev,
+ DeviceState *dev, Error **errp)
+{
+ sPAPRPHBState *sphb = SPAPR_PCI_HOST_BRIDGE(dev);
+ sPAPRDRConnector *drc;
+
+ drc = spapr_drc_by_id(TYPE_SPAPR_DRC_PHB, sphb->index);
+ assert(drc);
+
+ if (!spapr_drc_unplug_requested(drc)) {
+ spapr_drc_detach(drc);
+ spapr_hotplug_req_remove_by_index(drc);
+ }
+}
+
static void spapr_machine_device_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
spapr_memory_plug(hotplug_dev, dev, errp);
} else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) {
spapr_core_plug(hotplug_dev, dev, errp);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_PCI_HOST_BRIDGE)) {
+ spapr_phb_plug(hotplug_dev, dev, errp);
}
}
spapr_memory_unplug(hotplug_dev, dev);
} else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) {
spapr_core_unplug(hotplug_dev, dev);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_PCI_HOST_BRIDGE)) {
+ spapr_phb_unplug(hotplug_dev, dev);
}
}
{
sPAPRMachineState *sms = SPAPR_MACHINE(OBJECT(hotplug_dev));
MachineClass *mc = MACHINE_GET_CLASS(sms);
+ sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc);
if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
if (spapr_ovec_test(sms->ov5_cas, OV5_HP_EVT)) {
return;
}
spapr_core_unplug_request(hotplug_dev, dev, errp);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_PCI_HOST_BRIDGE)) {
+ if (!smc->dr_phb_enabled) {
+ error_setg(errp, "PHB hot unplug not supported on this machine");
+ return;
+ }
+ spapr_phb_unplug_request(hotplug_dev, dev, errp);
}
}
spapr_memory_pre_plug(hotplug_dev, dev, errp);
} else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) {
spapr_core_pre_plug(hotplug_dev, dev, errp);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_PCI_HOST_BRIDGE)) {
+ spapr_phb_pre_plug(hotplug_dev, dev, errp);
}
}
DeviceState *dev)
{
if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) ||
- object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) {
+ object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE) ||
+ object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_PCI_HOST_BRIDGE)) {
return HOTPLUG_HANDLER(machine);
}
return NULL;
smc->default_caps.caps[SPAPR_CAP_NESTED_KVM_HV] = SPAPR_CAP_OFF;
spapr_caps_add_properties(smc, &error_abort);
smc->irq = &spapr_irq_xics;
+ smc->dr_phb_enabled = true;
}
static const TypeInfo spapr_machine_info = {
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0");
smc->update_dt_enabled = false;
+ smc->dr_phb_enabled = false;
}
DEFINE_SPAPR_MACHINE(3_1, "3.1", false);
projects / mirror_qemu.git / blobdiff