Archipelago » qemu

int piix_init(PCIBus *bus, int devfn)

{

    PCIDevice *d;

    uint8_t *pci_conf;

    d = pci_register_device(bus, "PIIX", sizeof(PCIDevice),

                                    devfn, NULL, NULL);

    register_savevm("PIIX", 0, 2, piix_save, piix_load, d);

    piix3_dev = d;

    pci_conf = d->config;

    pci_conf[0x00] = 0x86; // Intel

    pci_conf[0x01] = 0x80;

    pci_conf[0x02] = 0x2E; // 82371FB PIIX PCI-to-ISA bridge

    pci_conf[0x03] = 0x12;

    pci_conf[0x08] = 0x02; // Step A1

    pci_conf[0x0a] = 0x01; // class_sub = PCI_ISA

    pci_conf[0x0b] = 0x06; // class_base = PCI_bridge

    pci_conf[0x0e] = 0x80; // header_type = PCI_multifunction, generic

    piix3_reset(d);

    return d->devfn;

}