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-rw-r--r--hw/ide/piix.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index 84f72b0a66..f527dbd57e 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -149,6 +149,42 @@ static int pci_piix_ide_initfn(PCIDevice *dev)
return 0;
}
+static int pci_piix3_xen_ide_unplug(DeviceState *dev)
+{
+ PCIDevice *pci_dev;
+ PCIIDEState *pci_ide;
+ DriveInfo *di;
+ int i = 0;
+
+ pci_dev = DO_UPCAST(PCIDevice, qdev, dev);
+ pci_ide = DO_UPCAST(PCIIDEState, dev, pci_dev);
+
+ for (; i < 3; i++) {
+ di = drive_get_by_index(IF_IDE, i);
+ if (di != NULL && di->bdrv != NULL && !di->bdrv->removable) {
+ DeviceState *ds = bdrv_get_attached(di->bdrv);
+ if (ds) {
+ bdrv_detach(di->bdrv, ds);
+ }
+ bdrv_close(di->bdrv);
+ pci_ide->bus[di->bus].ifs[di->unit].bs = NULL;
+ drive_put_ref(di);
+ }
+ }
+ qdev_reset_all(&(pci_ide->dev.qdev));
+ return 0;
+}
+
+PCIDevice *pci_piix3_xen_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn)
+{
+ PCIDevice *dev;
+
+ dev = pci_create_simple(bus, devfn, "piix3-ide-xen");
+ dev->qdev.info->unplug = pci_piix3_xen_ide_unplug;
+ pci_ide_create_devs(dev, hd_table);
+ return dev;
+}
+
/* hd_table must contain 4 block drivers */
/* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
PCIDevice *pci_piix3_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn)
@@ -182,6 +218,14 @@ static PCIDeviceInfo piix_ide_info[] = {
.device_id = PCI_DEVICE_ID_INTEL_82371SB_1,
.class_id = PCI_CLASS_STORAGE_IDE,
},{
+ .qdev.name = "piix3-ide-xen",
+ .qdev.size = sizeof(PCIIDEState),
+ .qdev.no_user = 1,
+ .init = pci_piix_ide_initfn,
+ .vendor_id = PCI_VENDOR_ID_INTEL,
+ .device_id = PCI_DEVICE_ID_INTEL_82371SB_1,
+ .class_id = PCI_CLASS_STORAGE_IDE,
+ },{
.qdev.name = "piix4-ide",
.qdev.size = sizeof(PCIIDEState),
.qdev.no_user = 1,