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Diffstat (limited to 'hw/usb-uhci.c')
-rw-r--r--hw/usb-uhci.c95
1 files changed, 75 insertions, 20 deletions
diff --git a/hw/usb-uhci.c b/hw/usb-uhci.c
index 405fa7b65e..2ef4c5b747 100644
--- a/hw/usb-uhci.c
+++ b/hw/usb-uhci.c
@@ -132,7 +132,7 @@ typedef struct UHCIPort {
struct UHCIState {
PCIDevice dev;
- USBBus bus;
+ USBBus bus; /* Note unused when we're a companion controller */
uint16_t cmd; /* cmd register */
uint16_t status;
uint16_t intr; /* interrupt enable register */
@@ -150,6 +150,10 @@ struct UHCIState {
/* Active packets */
QTAILQ_HEAD(,UHCIAsync) async_pending;
uint8_t num_ports_vmstate;
+
+ /* Properties */
+ char *masterbus;
+ uint32_t firstport;
};
typedef struct UHCI_TD {
@@ -606,6 +610,8 @@ static void uhci_detach(USBPort *port1)
UHCIState *s = port1->opaque;
UHCIPort *port = &s->ports[port1->index];
+ uhci_async_cancel_device(s, port1->dev);
+
/* set connect status */
if (port->ctrl & UHCI_PORT_CCS) {
port->ctrl &= ~UHCI_PORT_CCS;
@@ -620,11 +626,17 @@ static void uhci_detach(USBPort *port1)
uhci_resume(s);
}
-static void uhci_wakeup(USBDevice *dev)
+static void uhci_child_detach(USBPort *port1, USBDevice *child)
+{
+ UHCIState *s = port1->opaque;
+
+ uhci_async_cancel_device(s, child);
+}
+
+static void uhci_wakeup(USBPort *port1)
{
- USBBus *bus = usb_bus_from_device(dev);
- UHCIState *s = container_of(bus, UHCIState, bus);
- UHCIPort *port = s->ports + dev->port->index;
+ UHCIState *s = port1->opaque;
+ UHCIPort *port = &s->ports[port1->index];
if (port->ctrl & UHCI_PORT_SUSPEND && !(port->ctrl & UHCI_PORT_RD)) {
port->ctrl |= UHCI_PORT_RD;
@@ -657,7 +669,7 @@ static int uhci_broadcast_packet(UHCIState *s, USBPacket *p)
return ret;
}
-static void uhci_async_complete(USBDevice *dev, USBPacket *packet);
+static void uhci_async_complete(USBPort *port, USBPacket *packet);
static void uhci_process_frame(UHCIState *s);
/* return -1 if fatal error (frame must be stopped)
@@ -849,7 +861,7 @@ done:
return len;
}
-static void uhci_async_complete(USBDevice *dev, USBPacket *packet)
+static void uhci_async_complete(USBPort *port, USBPacket *packet)
{
UHCIAsync *async = container_of(packet, UHCIAsync, packet);
UHCIState *s = async->uhci;
@@ -1096,22 +1108,15 @@ static void uhci_map(PCIDevice *pci_dev, int region_num,
register_ioport_read(addr, 32, 1, uhci_ioport_readb, s);
}
-static void uhci_device_destroy(USBBus *bus, USBDevice *dev)
-{
- UHCIState *s = container_of(bus, UHCIState, bus);
-
- uhci_async_cancel_device(s, dev);
-}
-
static USBPortOps uhci_port_ops = {
.attach = uhci_attach,
.detach = uhci_detach,
+ .child_detach = uhci_child_detach,
.wakeup = uhci_wakeup,
.complete = uhci_async_complete,
};
static USBBusOps uhci_bus_ops = {
- .device_destroy = uhci_device_destroy,
};
static int usb_uhci_common_initfn(PCIDevice *dev)
@@ -1125,11 +1130,22 @@ static int usb_uhci_common_initfn(PCIDevice *dev)
pci_conf[PCI_INTERRUPT_PIN] = 4; // interrupt pin 3
pci_conf[USB_SBRN] = USB_RELEASE_1; // release number
- usb_bus_new(&s->bus, &uhci_bus_ops, &s->dev.qdev);
- for(i = 0; i < NB_PORTS; i++) {
- usb_register_port(&s->bus, &s->ports[i].port, s, i, &uhci_port_ops,
- USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
- usb_port_location(&s->ports[i].port, NULL, i+1);
+ if (s->masterbus) {
+ USBPort *ports[NB_PORTS];
+ for(i = 0; i < NB_PORTS; i++) {
+ ports[i] = &s->ports[i].port;
+ }
+ if (usb_register_companion(s->masterbus, ports, NB_PORTS,
+ s->firstport, s, &uhci_port_ops,
+ USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL) != 0) {
+ return -1;
+ }
+ } else {
+ usb_bus_new(&s->bus, &uhci_bus_ops, &s->dev.qdev);
+ for (i = 0; i < NB_PORTS; i++) {
+ usb_register_port(&s->bus, &s->ports[i].port, s, i, &uhci_port_ops,
+ USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
+ }
}
s->frame_timer = qemu_new_timer_ns(vm_clock, uhci_frame_timer, s);
s->num_ports_vmstate = NB_PORTS;
@@ -1160,6 +1176,12 @@ static int usb_uhci_vt82c686b_initfn(PCIDevice *dev)
return usb_uhci_common_initfn(dev);
}
+static Property uhci_properties[] = {
+ DEFINE_PROP_STRING("masterbus", UHCIState, masterbus),
+ DEFINE_PROP_UINT32("firstport", UHCIState, firstport, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
static PCIDeviceInfo uhci_info[] = {
{
.qdev.name = "piix3-usb-uhci",
@@ -1170,6 +1192,7 @@ static PCIDeviceInfo uhci_info[] = {
.device_id = PCI_DEVICE_ID_INTEL_82371SB_2,
.revision = 0x01,
.class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
},{
.qdev.name = "piix4-usb-uhci",
.qdev.size = sizeof(UHCIState),
@@ -1179,6 +1202,7 @@ static PCIDeviceInfo uhci_info[] = {
.device_id = PCI_DEVICE_ID_INTEL_82371AB_2,
.revision = 0x01,
.class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
},{
.qdev.name = "vt82c686b-usb-uhci",
.qdev.size = sizeof(UHCIState),
@@ -1188,6 +1212,37 @@ static PCIDeviceInfo uhci_info[] = {
.device_id = PCI_DEVICE_ID_VIA_UHCI,
.revision = 0x01,
.class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
+ },{
+ .qdev.name = "ich9-usb-uhci1",
+ .qdev.size = sizeof(UHCIState),
+ .qdev.vmsd = &vmstate_uhci,
+ .init = usb_uhci_common_initfn,
+ .vendor_id = PCI_VENDOR_ID_INTEL,
+ .device_id = PCI_DEVICE_ID_INTEL_82801I_UHCI1,
+ .revision = 0x03,
+ .class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
+ },{
+ .qdev.name = "ich9-usb-uhci2",
+ .qdev.size = sizeof(UHCIState),
+ .qdev.vmsd = &vmstate_uhci,
+ .init = usb_uhci_common_initfn,
+ .vendor_id = PCI_VENDOR_ID_INTEL,
+ .device_id = PCI_DEVICE_ID_INTEL_82801I_UHCI2,
+ .revision = 0x03,
+ .class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
+ },{
+ .qdev.name = "ich9-usb-uhci3",
+ .qdev.size = sizeof(UHCIState),
+ .qdev.vmsd = &vmstate_uhci,
+ .init = usb_uhci_common_initfn,
+ .vendor_id = PCI_VENDOR_ID_INTEL,
+ .device_id = PCI_DEVICE_ID_INTEL_82801I_UHCI3,
+ .revision = 0x03,
+ .class_id = PCI_CLASS_SERIAL_USB,
+ .qdev.props = uhci_properties,
},{
/* end of list */
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-12 13:01:36 +0000