From: Michael Roth <mdr...@linux.vnet.ibm.com>
Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
Reviewed-by: David Gibson <da...@gibson.dropbear.id.au>
Signed-off-by: Greg Kurz <gr...@kaod.org>
---
hw/ppc/spapr.c | 13 +++++++++++++
hw/ppc/spapr_drc.c | 17 +++++++++++++++++
include/hw/ppc/spapr.h | 1 +
include/hw/ppc/spapr_drc.h | 8 ++++++++
4 files changed, 39 insertions(+)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 850cfe28c414..590c67805e52 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2796,6 +2796,19 @@ static void spapr_machine_init(MachineState *machine)
/* We always have at least the nvram device on VIO */
spapr_create_nvram(spapr);
+ /*
+ * Setup hotplug / dynamic-reconfiguration connectors. top-level
+ * connectors (described in root DT node's "ibm,drc-types" property)
+ * are pre-initialized here. additional child connectors (such as
+ * connectors for a PHBs PCI slots) are added as needed during their
+ * parent's realization.
+ */
+ if (smc->dr_phb_enabled) {
+ for (i = 0; i < SPAPR_MAX_PHBS; i++) {
+ spapr_dr_connector_new(OBJECT(machine), TYPE_SPAPR_DRC_PHB, i);
+ }
+ }
+
/* Set up PCI */
spapr_pci_rtas_init();
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c
index 2edb7d1e9c8c..189ee681062a 100644
--- a/hw/ppc/spapr_drc.c
+++ b/hw/ppc/spapr_drc.c
@@ -696,6 +696,15 @@ static void spapr_drc_lmb_class_init(ObjectClass *k, void
*data)
drck->release = spapr_lmb_release;
}
+static void spapr_drc_phb_class_init(ObjectClass *k, void *data)
+{
+ sPAPRDRConnectorClass *drck = SPAPR_DR_CONNECTOR_CLASS(k);
+
+ drck->typeshift = SPAPR_DR_CONNECTOR_TYPE_SHIFT_PHB;
+ drck->typename = "PHB";
+ drck->drc_name_prefix = "PHB ";
+}
+
static const TypeInfo spapr_dr_connector_info = {
.name = TYPE_SPAPR_DR_CONNECTOR,
.parent = TYPE_DEVICE,
@@ -739,6 +748,13 @@ static const TypeInfo spapr_drc_lmb_info = {
.class_init = spapr_drc_lmb_class_init,
};
+static const TypeInfo spapr_drc_phb_info = {
+ .name = TYPE_SPAPR_DRC_PHB,
+ .parent = TYPE_SPAPR_DRC_LOGICAL,
+ .instance_size = sizeof(sPAPRDRConnector),
+ .class_init = spapr_drc_phb_class_init,
+};
+
/* helper functions for external users */
sPAPRDRConnector *spapr_drc_by_index(uint32_t index)
@@ -1189,6 +1205,7 @@ static void spapr_drc_register_types(void)
type_register_static(&spapr_drc_cpu_info);
type_register_static(&spapr_drc_pci_info);
type_register_static(&spapr_drc_lmb_info);
+ type_register_static(&spapr_drc_phb_info);
spapr_rtas_register(RTAS_SET_INDICATOR, "set-indicator",
rtas_set_indicator);
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index cbd276ed2b6a..a3074e7fea37 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -104,6 +104,7 @@ struct sPAPRMachineClass {
/*< public >*/
bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */
+ bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */
bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */
bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */
bool pre_2_10_has_unused_icps;
diff --git a/include/hw/ppc/spapr_drc.h b/include/hw/ppc/spapr_drc.h
index f6ff32e7e2f2..56bba36ad4da 100644
--- a/include/hw/ppc/spapr_drc.h
+++ b/include/hw/ppc/spapr_drc.h
@@ -70,6 +70,14 @@
#define SPAPR_DRC_LMB(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
TYPE_SPAPR_DRC_LMB)
+#define TYPE_SPAPR_DRC_PHB "spapr-drc-phb"
+#define SPAPR_DRC_PHB_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_PHB)
+#define SPAPR_DRC_PHB_CLASS(klass) \
+ OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_PHB)
+#define SPAPR_DRC_PHB(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
+ TYPE_SPAPR_DRC_PHB)
+
/*
* Various hotplug types managed by sPAPRDRConnector
*
