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-rw-r--r--hw/ppc/spapr.c33
-rw-r--r--hw/ppc/spapr_drc.c1
-rw-r--r--include/hw/ppc/spapr.h4
3 files changed, 22 insertions, 16 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 00eb3b643c..b92deee771 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -3333,14 +3333,26 @@ static void spapr_nmi(NMIState *n, int cpu_index, Error **errp)
}
}
+int spapr_lmb_dt_populate(sPAPRDRConnector *drc, sPAPRMachineState *spapr,
+ void *fdt, int *fdt_start_offset, Error **errp)
+{
+ uint64_t addr;
+ uint32_t node;
+
+ addr = spapr_drc_index(drc) * SPAPR_MEMORY_BLOCK_SIZE;
+ node = object_property_get_uint(OBJECT(drc->dev), PC_DIMM_NODE_PROP,
+ &error_abort);
+ *fdt_start_offset = spapr_populate_memory_node(fdt, node, addr,
+ SPAPR_MEMORY_BLOCK_SIZE);
+ return 0;
+}
+
static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
- uint32_t node, bool dedicated_hp_event_source,
- Error **errp)
+ bool dedicated_hp_event_source, Error **errp)
{
sPAPRDRConnector *drc;
uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE;
- int i, fdt_offset, fdt_size;
- void *fdt;
+ int i;
uint64_t addr = addr_start;
bool hotplugged = spapr_drc_hotplugged(dev);
Error *local_err = NULL;
@@ -3350,11 +3362,7 @@ static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
addr / SPAPR_MEMORY_BLOCK_SIZE);
g_assert(drc);
- fdt = create_device_tree(&fdt_size);
- fdt_offset = spapr_populate_memory_node(fdt, node, addr,
- SPAPR_MEMORY_BLOCK_SIZE);
-
- spapr_drc_attach(drc, dev, fdt, fdt_offset, &local_err);
+ spapr_drc_attach(drc, dev, NULL, 0, &local_err);
if (local_err) {
while (addr > addr_start) {
addr -= SPAPR_MEMORY_BLOCK_SIZE;
@@ -3362,7 +3370,6 @@ static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
addr / SPAPR_MEMORY_BLOCK_SIZE);
spapr_drc_detach(drc);
}
- g_free(fdt);
error_propagate(errp, local_err);
return;
}
@@ -3395,7 +3402,6 @@ static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev);
PCDIMMDevice *dimm = PC_DIMM(dev);
uint64_t size, addr;
- uint32_t node;
size = memory_device_get_region_size(MEMORY_DEVICE(dev), &error_abort);
@@ -3410,10 +3416,7 @@ static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
goto out_unplug;
}
- node = object_property_get_uint(OBJECT(dev), PC_DIMM_NODE_PROP,
- &error_abort);
- spapr_add_lmbs(dev, addr, size, node,
- spapr_ovec_test(ms->ov5_cas, OV5_HP_EVT),
+ spapr_add_lmbs(dev, addr, size, spapr_ovec_test(ms->ov5_cas, OV5_HP_EVT),
&local_err);
if (local_err) {
goto out_unplug;
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c
index 66b965a0a7..634c28695a 100644
--- a/hw/ppc/spapr_drc.c
+++ b/hw/ppc/spapr_drc.c
@@ -700,6 +700,7 @@ static void spapr_drc_lmb_class_init(ObjectClass *k, void *data)
drck->typename = "MEM";
drck->drc_name_prefix = "LMB ";
drck->release = spapr_lmb_release;
+ drck->dt_populate = spapr_lmb_dt_populate;
}
static const TypeInfo spapr_dr_connector_info = {
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 659204ea93..0ec309da49 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -764,9 +764,11 @@ void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift,
void spapr_clear_pending_events(sPAPRMachineState *spapr);
int spapr_max_server_number(sPAPRMachineState *spapr);
-/* CPU and LMB DRC release callbacks. */
+/* DRC callbacks. */
void spapr_core_release(DeviceState *dev);
void spapr_lmb_release(DeviceState *dev);
+int spapr_lmb_dt_populate(sPAPRDRConnector *drc, sPAPRMachineState *spapr,
+ void *fdt, int *fdt_start_offset, Error **errp);
void spapr_rtc_read(sPAPRRTCState *rtc, struct tm *tm, uint32_t *ns);
int spapr_rtc_import_offset(sPAPRRTCState *rtc, int64_t legacy_offset);