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[Qemu-devel] [PATCH 1/6] pci: add VMSTATE_MSIX
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH 1/6] pci: add VMSTATE_MSIX |
Date: |
Tue, 7 May 2013 15:34:31 +0200 |
Using a trick cut+pasted from vmstate_scsi_device
to wind up msix_save and msix_load.
---
hw/pci/msix.c | 33 +++++++++++++++++++++++++++++++++
include/hw/pci/msix.h | 11 +++++++++++
2 files changed, 44 insertions(+)
diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index e231a0d..6da75ec 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -569,3 +569,36 @@ void msix_unset_vector_notifiers(PCIDevice *dev)
dev->msix_vector_release_notifier = NULL;
dev->msix_vector_poll_notifier = NULL;
}
+
+static void put_msix_state(QEMUFile *f, void *pv, size_t size)
+{
+ msix_save(pv, f);
+}
+
+static int get_msix_state(QEMUFile *f, void *pv, size_t size)
+{
+ msix_load(pv, f);
+ return 0;
+}
+
+static VMStateInfo vmstate_info_msix = {
+ .name = "msix state",
+ .get = get_msix_state,
+ .put = put_msix_state,
+};
+
+const VMStateDescription vmstate_msix = {
+ .name = "msix",
+ .fields = (VMStateField[]) {
+ {
+ .name = "msix",
+ .version_id = 0,
+ .field_exists = NULL,
+ .size = 0, /* ouch */
+ .info = &vmstate_info_msix,
+ .flags = VMS_SINGLE,
+ .offset = 0,
+ },
+ VMSTATE_END_OF_LIST()
+ }
+};
diff --git a/include/hw/pci/msix.h b/include/hw/pci/msix.h
index e648410..954d82b 100644
--- a/include/hw/pci/msix.h
+++ b/include/hw/pci/msix.h
@@ -43,4 +43,15 @@ int msix_set_vector_notifiers(PCIDevice *dev,
MSIVectorReleaseNotifier release_notifier,
MSIVectorPollNotifier poll_notifier);
void msix_unset_vector_notifiers(PCIDevice *dev);
+
+extern const VMStateDescription vmstate_msix;
+
+#define VMSTATE_MSIX(_field, _state) { \
+ .name = (stringify(_field)), \
+ .size = sizeof(PCIDevice), \
+ .vmsd = &vmstate_msix, \
+ .flags = VMS_STRUCT, \
+ .offset = vmstate_offset_value(_state, _field, PCIDevice), \
+}
+
#endif
--
1.7.9.7
[Qemu-devel] [PATCH 2/6] xhci: add XHCISlot->addressed, Gerd Hoffmann, 2013/05/07