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 uint8_t irq = pci_get_byte(s->dev.config + PCI_INTERRUPT_LINE); 10 if (irq > 0 && irq < 15) { 11 via_isa_set_irq(pci_get_function_0(&s->dev), irq, level); 12 } 13 } 14 15 static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp) 16 { 17 UHCIState *s = UHCI(dev); 18 uint8_t *pci_conf = s->dev.config; 19 20 /* USB misc control 1/2 */ 21 pci_set_long(pci_conf + 0x40, 0x00001000); 22 /* PM capability */ 23 pci_set_long(pci_conf + 0x80, 0x00020001); 24 /* USB legacy support */ 25 pci_set_long(pci_conf + 0xc0, 0x00002000); 26 27 usb_uhci_common_realize(dev, errp); 28 object_unref(s->irq); 29 s->irq = qemu_allocate_irq(uhci_isa_set_irq, s, 0); 30 } 31 32 static UHCIInfo uhci_info[] = { 33 { 34 .name = "vt82c686b-usb-uhci", 35 .vendor_id = PCI_VENDOR_ID_VIA, 36 .device_id = PCI_DEVICE_ID_VIA_UHCI, 37 .revision = 0x01, 38 .irq_pin = 3, 39 .realize = usb_uhci_vt82c686b_realize, 40 .unplug = true, 41 /* Reason: only works as USB function of VT82xx superio chips */ 42 .notuser = true, 43 } 44 }; 45 46 static const TypeInfo vt82c686b_usb_uhci_type_info = { 47 .parent = TYPE_UHCI, 48 .name = "vt82c686b-usb-uhci", 49 .class_init = uhci_data_class_init, 50 .class_data = uhci_info, 51 }; 52 53 static void vt82c686b_usb_uhci_register_types(void) 54 { 55 type_register_static(&vt82c686b_usb_uhci_type_info); 56 } 57 58 type_init(vt82c686b_usb_uhci_register_types) 59