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[Qemu-devel] [PATCH v6 20/33] dimm: introduce realize callback
From: |
Xiao Guangrong |
Subject: |
[Qemu-devel] [PATCH v6 20/33] dimm: introduce realize callback |
Date: |
Fri, 30 Oct 2015 13:56:14 +0800 |
nvdimm need check if the backend memory is large enough to contain label
data and init its memory region when the device is realized, so introduce
realize callback which is called after common dimm has been realize
Signed-off-by: Xiao Guangrong <address@hidden>
---
hw/mem/dimm.c | 5 +++++
include/hw/mem/dimm.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/hw/mem/dimm.c b/hw/mem/dimm.c
index 44447d1..0ae23ce 100644
--- a/hw/mem/dimm.c
+++ b/hw/mem/dimm.c
@@ -426,6 +426,7 @@ static void dimm_init(Object *obj)
static void dimm_realize(DeviceState *dev, Error **errp)
{
DIMMDevice *dimm = DIMM(dev);
+ DIMMDeviceClass *ddc = DIMM_GET_CLASS(dimm);
if (!dimm->hostmem) {
error_setg(errp, "'" DIMM_MEMDEV_PROP "' property is not set");
@@ -438,6 +439,10 @@ static void dimm_realize(DeviceState *dev, Error **errp)
dimm->node, nb_numa_nodes ? nb_numa_nodes : 1);
return;
}
+
+ if (ddc->realize) {
+ ddc->realize(dimm, errp);
+ }
}
static void dimm_class_init(ObjectClass *oc, void *data)
diff --git a/include/hw/mem/dimm.h b/include/hw/mem/dimm.h
index 50f768a..72ec24c 100644
--- a/include/hw/mem/dimm.h
+++ b/include/hw/mem/dimm.h
@@ -65,6 +65,7 @@ typedef struct DIMMDeviceClass {
DeviceClass parent_class;
/* public */
+ void (*realize)(DIMMDevice *dimm, Error **errp);
MemoryRegion *(*get_memory_region)(DIMMDevice *dimm);
} DIMMDeviceClass;
--
1.8.3.1
- Re: [Qemu-devel] [PATCH v6 14/33] pc-dimm: drop the prefix of pc-dimm, (continued)
- [Qemu-devel] [PATCH v6 18/33] dimm: get mapped memory region from DIMMDeviceClass->get_memory_region, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 16/33] pc-dimm: rename pc-dimm.c and pc-dimm.h, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 19/33] dimm: keep the state of the whole backend memory, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 17/33] dimm: abstract dimm device from pc-dimm, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 20/33] dimm: introduce realize callback,
Xiao Guangrong <=
- [Qemu-devel] [PATCH v6 22/33] docs: add NVDIMM ACPI documentation, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 21/33] nvdimm: implement NVDIMM device abstract, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 26/33] nvdimm acpi: save arg3 for NVDIMM device _DSM method, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 23/33] nvdimm acpi: init the resource used by NVDIMM ACPI, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 25/33] nvdimm acpi: build ACPI nvdimm devices, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 24/33] nvdimm acpi: build ACPI NFIT table, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 29/33] nvdimm acpi: support Get Namespace Label Data function, Xiao Guangrong, 2015/10/30
- [Qemu-devel] [PATCH v6 27/33] nvdimm acpi: support function 0, Xiao Guangrong, 2015/10/30