qemu

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#include "qemu/osdep.h"
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#include "hw/irq.h"
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#include "hw/isa/vt82c686.h"
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#include "hcd-uhci.h"
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static void uhci_isa_set_irq(void *opaque, int irq_num, int level)
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{
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    UHCIState *s = opaque;
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    via_isa_set_irq(&s->dev, 0, level);
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}
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static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp)
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{
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    UHCIState *s = UHCI(dev);
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    uint8_t *pci_conf = s->dev.config;
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    /* USB misc control 1/2 */
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    pci_set_long(pci_conf + 0x40, 0x00001000);
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    /* PM capability */
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    pci_set_long(pci_conf + 0x80, 0x00020001);
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    /* USB legacy support  */
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    pci_set_long(pci_conf + 0xc0, 0x00002000);
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    usb_uhci_common_realize(dev, errp);
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    object_unref(s->irq);
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    s->irq = qemu_allocate_irq(uhci_isa_set_irq, s, 0);
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}
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static UHCIInfo uhci_info[] = {
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    {
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        .name      = TYPE_VT82C686B_USB_UHCI,
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        .vendor_id = PCI_VENDOR_ID_VIA,
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        .device_id = PCI_DEVICE_ID_VIA_UHCI,
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        .revision  = 0x01,
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        .irq_pin   = 3,
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        .realize   = usb_uhci_vt82c686b_realize,
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        .unplug    = true,
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        /* Reason: only works as USB function of VT82xx superio chips */
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        .notuser   = true,
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    }
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};
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static const TypeInfo vt82c686b_usb_uhci_type_info = {
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    .parent         = TYPE_UHCI,
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    .name           = TYPE_VT82C686B_USB_UHCI,
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    .class_init     = uhci_data_class_init,
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    .class_data     = uhci_info,
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};
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static void vt82c686b_usb_uhci_register_types(void)
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{
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    type_register_static(&vt82c686b_usb_uhci_type_info);
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}
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type_init(vt82c686b_usb_uhci_register_types)
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