Archipelago » qemu

void usb_uhci_piix3_init(PCIBus *bus, int devfn)

void usb_uhci_piix4_init(PCIBus *bus, int devfn)

{

    UHCIState *s;

    uint8_t *pci_conf;

    int i;

    s = (UHCIState *)pci_register_device(bus,

                                        "USB-UHCI", sizeof(UHCIState),

                                        devfn, NULL, NULL);

    pci_conf = s->dev.config;

    pci_conf[0x00] = 0x86;

    pci_conf[0x01] = 0x80;

    pci_conf[0x02] = 0x12;

    pci_conf[0x03] = 0x71;

    pci_conf[0x08] = 0x01; // revision number

    pci_conf[0x09] = 0x00;

    pci_conf[0x0a] = 0x03;

    pci_conf[0x0b] = 0x0c;

    pci_conf[0x0e] = 0x00; // header_type

    pci_conf[0x3d] = 4; // interrupt pin 3

    pci_conf[0x60] = 0x10; // release number

    for(i = 0; i < NB_PORTS; i++) {

        qemu_register_usb_port(&s->ports[i].port, s, i, uhci_attach);

    }

    s->frame_timer = qemu_new_timer(vm_clock, uhci_frame_timer, s);

    uhci_reset(s);

    /* Use region 4 for consistency with real hardware.  BSD guests seem

       to rely on this.  */

    pci_register_io_region(&s->dev, 4, 0x20,

                           PCI_ADDRESS_SPACE_IO, uhci_map);

}