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usb/ehci-pci: add helper to create ich9 usb controllers

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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-10-30 13:18:36 +01:00
parent ba07630c79
commit bb4d2b2f0a
2 changed files with 55 additions and 0 deletions
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2
hw/usb.h
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@ -524,5 +524,7 @@ const char *usb_device_get_product_desc(USBDevice *dev);
const USBDesc *usb_device_get_usb_desc(USBDevice *dev);
int ehci_create_ich9_with_companions(PCIBus *bus, int slot);
#endif

53
hw/usb/hcd-ehci-pci.c
View File

@ -145,3 +145,56 @@ static void ehci_pci_register_types(void)
}
type_init(ehci_pci_register_types)
struct ehci_companions {
const char *name;
int func;
int port;
};
static const struct ehci_companions ich9_1d[] = {
{ .name = "ich9-usb-uhci1", .func = 0, .port = 0 },
{ .name = "ich9-usb-uhci2", .func = 1, .port = 2 },
{ .name = "ich9-usb-uhci3", .func = 2, .port = 4 },
};
static const struct ehci_companions ich9_1a[] = {
{ .name = "ich9-usb-uhci4", .func = 0, .port = 0 },
{ .name = "ich9-usb-uhci5", .func = 1, .port = 2 },
{ .name = "ich9-usb-uhci6", .func = 2, .port = 4 },
};
int ehci_create_ich9_with_companions(PCIBus *bus, int slot)
{
const struct ehci_companions *comp;
PCIDevice *ehci, *uhci;
BusState *usbbus;
const char *name;
int i;
switch (slot) {
case 0x1d:
name = "ich9-usb-ehci1";
comp = ich9_1d;
break;
case 0x1a:
name = "ich9-usb-ehci2";
comp = ich9_1a;
break;
default:
return -1;
}
ehci = pci_create_multifunction(bus, PCI_DEVFN(slot, 7), true, name);
qdev_init_nofail(&ehci->qdev);
usbbus = QLIST_FIRST(&ehci->qdev.child_bus);
for (i = 0; i < 3; i++) {
uhci = pci_create_multifunction(bus, PCI_DEVFN(slot, comp[i].func),
true, comp[i].name);
qdev_prop_set_string(&uhci->qdev, "masterbus", usbbus->name);
qdev_prop_set_uint32(&uhci->qdev, "firstport", comp[i].port);
qdev_init_nofail(&uhci->qdev);
}
return 0;
}