hw/usb/vt82c686-uhci-pci.c

   1 #include "qemu/osdep.h"
   2 #include "hw/irq.h"
   3 #include "hw/isa/vt82c686.h"
   4 #include "hcd-uhci.h"
   5
   6 static void uhci_isa_set_irq(void *opaque, int irq_num, int level)
   7 {
   8     UHCIState *s = opaque;
   9     via_isa_set_irq(&s->dev, 0, level);
  10 }
  11
  12 static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp)
  13 {
  14     UHCIState *s = UHCI(dev);
  15     uint8_t *pci_conf = s->dev.config;
  16
  17     /* USB misc control 1/2 */
  18     pci_set_long(pci_conf + 0x40, 0x00001000);
  19     /* PM capability */
  20     pci_set_long(pci_conf + 0x80, 0x00020001);
  21     /* USB legacy support  */
  22     pci_set_long(pci_conf + 0xc0, 0x00002000);
  23
  24     usb_uhci_common_realize(dev, errp);
  25     object_unref(s->irq);
  26     s->irq = qemu_allocate_irq(uhci_isa_set_irq, s, 0);
  27 }
  28
  29 static UHCIInfo uhci_info[] = {
  30     {
  31         .name      = TYPE_VT82C686B_USB_UHCI,
  32         .vendor_id = PCI_VENDOR_ID_VIA,
  33         .device_id = PCI_DEVICE_ID_VIA_UHCI,
  34         .revision  = 0x01,
  35         .irq_pin   = 3,
  36         .realize   = usb_uhci_vt82c686b_realize,
  37         .unplug    = true,
  38         /* Reason: only works as USB function of VT82xx superio chips */
  39         .notuser   = true,
  40     }
  41 };
  42
  43 static const TypeInfo vt82c686b_usb_uhci_type_info = {
  44     .parent         = TYPE_UHCI,
  45     .name           = TYPE_VT82C686B_USB_UHCI,
  46     .class_init     = uhci_data_class_init,
  47     .class_data     = uhci_info,
  48 };
  49
  50 static void vt82c686b_usb_uhci_register_types(void)
  51 {
  52     type_register_static(&vt82c686b_usb_uhci_type_info);
  53 }
  54
  55 type_init(vt82c686b_usb_uhci_register_types)